1 2008-09-10 Ira Rosen <irar@il.ibm.com>
3 PR tree-optimization/37385
4 * tree-vect-transform.c (vect_create_data_ref_ptr): Add a new argument,
5 and use it as a vector type if not NULL.
6 (vectorizable_store): Call vect_create_data_ref_ptr with the type of
8 (vect_setup_realignment): Call vect_create_data_ref_ptr with additional
10 (vectorizable_load): Likewise.
12 2008-09-10 Jakub Jelinek <jakub@redhat.com>
14 * config/i386/i386.md (SWI32): New mode iterator.
15 (jcc_fused_1, jcc_fused_2, jcc_fused_3, jcc_fused_4): Use it instead
18 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
20 PR rtl-optimization/37435
21 * caller-save.c (insert_restore, insert_save): Check the mode by
24 2008-09-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27 * dwarf2asm.c (dw2_force_const_mem): Use unstripped symbol name for
29 (dw2_output_indirect_constant_1): Use unstripped name in symbol
32 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
34 * doc/invoke.texi (ARM Options): Correct errors in discussion
35 of -mfloat-abi, -mhard-float, and -msoft-float.
37 2008-09-09 Jakub Jelinek <jakub@redhat.com>
38 Jan Hubicka <jh@suse.cz>
41 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
42 calling gimple_regimplify_operands on it. Iterate over all newly
43 added statements, not just the last one.
44 (insert_init_stmt): Insert stmt into seq first, then call
45 gimple_regimplify_operands on it. Don't create new gimplification
46 context, nor find referenced vars.
48 2008-09-09 Jakub Jelinek <jakub@redhat.com>
51 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
52 to pointer to vector pointer.
53 * ipa-prop.c (ipa_propagate_indirect_call_infos,
54 propagate_info_to_inlined_callees): Likewise.
55 (update_call_notes_after_inlining): Likewise. Push new indirect edge
56 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
57 ipa_check_create_edge_args.
58 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
59 to pointer to vector pointer.
60 (cgraph_decide_inlining_of_small_function): Adjust
61 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
65 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
68 PR rtl-optimization/37408
69 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
72 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
74 PR tree-optimization/37375
75 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
76 (new_scev_info_str, eq_scev_info, find_var_scev_info,
77 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
78 set_instantiated_value): Pass instantiated_below.
79 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
81 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
82 definitions are not instantiated.
84 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
85 (block_before_loop): New.
86 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
87 * graphite.c (block_before_scop): New.
88 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
89 basic block, not a loop for determining the parameters.
90 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
92 (idx_record_params, find_params_in_bb, find_scop_parameters,
93 build_loop_iteration_domains, add_conditions_to_domain): Update calls
96 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
98 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
102 * ira-build.c (ira_create_allocno): Setup frequency to 0.
104 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
105 Check zero freq and increase if necessary.
107 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
109 * ira-conflicts.c (process_regs_for_copy): Check that the hard
110 regno is in the right range. Add comments.
112 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
114 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
116 * mips-tfile.c (copy_object): Cast alloca result to int *.
117 * mips-tdump.c (print_symbol): Cast xmalloc return values to
119 Rename class to sclass.
120 (read_tfile): Cast read_seek return values to proper types.
121 Cast xcalloc return value to proper type.
123 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
125 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
126 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
127 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
129 2008-09-09 Jan Hubicka <jh@suse.cz>
131 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
133 (is_inconsistent): Add debug output.
135 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
137 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
139 (choose_ready): When first insn is chosen from the ready list, also
142 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
144 PR rtl-optimization/37360
145 * haifa-sched.c (max_issue): Do not assert that we never issue more
146 insns than issue_rate. Add comment.
148 2008-09-09 Richard Guenther <rguenther@suse.de>
150 * tree-cfg.c (verify_types_in_gimple_op): Remove.
151 (verify_types_in_gimple_call): Rename to ...
152 (verify_gimple_call): ... this. Enhance.
153 (verify_types_in_gimple_cond): Remove.
154 (verify_gimple_comparison): New function ...
155 (verify_types_in_gimple_assign): ... split out from here.
156 (verify_types_in_gimple_return): Rename to ...
157 (verify_gimple_return): ... this. Enhance.
158 (verify_types_in_gimple_switch): Rename to ...
159 (verify_gimple_switch): ... this. Enhance.
160 (verify_gimple_goto): New function.
161 (verify_types_in_gimple_phi): Rename to ...
162 (verify_gimple_phi): ... this. Enhance.
163 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
164 Fold in single-statement cases from verify_types_in_gimple_seq_2.
165 (verify_types_in_gimple_seq_2): Remove cases handled in
166 verify_types_in_gimple_stmt.
168 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
170 * config/bfin/bfin.c (n_regs_to_save): New static variable.
171 (push_multiple_operation, pop_multiple_operation): Set it.
172 (workaround_rts_anomaly): New function.
173 (workaround_speculation): New function, broken out of bfin_reorg.
174 (bfin_reorg): Call the new functions.
176 2008-09-09 Richard Guenther <rguenther@suse.de>
180 * gimplify.c (gimplify_conversion): Change conversions of
181 non-register type to VIEW_CONVERT_EXPRs.
182 (gimplify_addr_expr): If we need to make the operand
183 addressable make sure to use a properly initialized
184 temporary for that so it gets a valid gimple store.
186 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
188 * function.h (struct function): Add function_start_locus.
189 * cfgexpand.c (gimple_expand_cfg): Use it.
190 * c-parser.c (c_parser_declaration_or_fndef): Set it.
192 2008-09-09 Richard Guenther <rguenther@suse.de>
194 PR tree-optimization/37433
195 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
198 2008-09-09 Richard Guenther <rguenther@suse.de>
200 PR tree-optimization/37387
201 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
202 and bits to a common type.
204 2008-09-09 Nick Clifton <nickc@redhat.com>
206 * config/v850/v850.md (return): Restore frame size restriction.
208 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
210 * c-common.c (c_expand_decl): Remove.
211 * c-common.h (anon_aggr_type_p): Remove prototype.
212 (DECL_ANON_UNION_ELEMS): Remove.
213 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
214 * c-decl.c (anon_aggr_type_p): Remove.
215 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
216 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
217 * langhooks.h (struct lang_hooks): Remove expand_decl.
218 * langhooks.c (lhd_expand_decl): Remove.
219 * stmt.c (expand_anon_union_decl): Remove.
220 * tree.h (expand_anon_union_decl): Remove prototype.
222 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
225 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
227 * config/avr/avr.md (QISI) : Define mode iterator.
228 (negated_tst<mode>) : Redefine as split using mode macro.
229 (reversed_tstqi): Define insn as reversed compare with zero.
230 (reversed_tsthi): Ditto.
231 (reversed_tstsi): Ditto.
233 2008-09-08 Jakub Jelinek <jakub@redhat.com>
236 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
237 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
240 * predict.c (optimize_function_for_size_p): Don't segfault if
242 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
243 tree_swap_operands_p): Don't test cfun != NULL before calling
244 optimize_function_for_s*_p.
246 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
248 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
251 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
253 * crx/crx.h (IRA_COVER_CLASSES): Define.
255 2008-09-08 Jakub Jelinek <jakub@redhat.com>
258 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
259 even when a stmt has been gimple_modified_p, but after fold_stmt is
260 not any longer. Remove unneeded may_have_exposed_new_symbols
263 2008-09-08 Richard Guenther <rguenther@suse.de>
265 PR tree-optimization/37421
266 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
269 2008-09-08 Jakub Jelinek <jakub@redhat.com>
272 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
274 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
277 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
278 * pa-hpux10.h (LINK_SPEC): Likewise.
279 * pa-hpux11.h (LINK_SPEC): Likewise.
281 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
283 * pa32-regs.h (IRA_COVER_CLASSES): Define.
284 * pa64-regs.h (IRA_COVER_CLASSES): Define.
286 2008-09-07 Helge Deller <deller@gmx.de>
288 * pa/linux-atomic.c: New file.
289 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
290 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
292 2008-09-07 Richard Guenther <rguenther@suse.de>
293 Ira Rosen <irar@il.ibm.com>
295 PR tree-optimization/36630
296 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
297 Call STRIP_NOPS before calling evolution_part_in_loop_num.
299 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
300 Ira Rosen <irar@il.ibm.com>
302 PR tree-optimization/35642
303 * config/rs6000/altivec.md (mulv8hi3): Implement.
305 2008-09-06 Jeff Law <law@redhat.com>
307 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
309 2008-09-06 Jan Hubicka <jh@suse.cz>
311 PR tree-optimization/14703
312 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
313 * passes.c (init_optimization_passes): Recompute inline parameters.
315 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
317 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
320 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
321 Peter Fuerst <post@pfrst.de>
323 * doc/invoke.texi: Document -mr10k-cache-barrier=.
324 * doc/extend.texi: Document __builtin_mips_cache.
325 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
326 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
327 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
328 __GCC_HAVE_BUILTIN_MIPS_CACHE.
329 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
330 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
331 (set_push_mips_isas): New variable.
332 (mips_r10k_cache_barrier): New variable.
333 (cache): New availability predicate.
334 (mips_builtins): Add an entry for __builtin_mips_cache.
335 (mips_build_cvpointer_type): New function.
336 (MIPS_ATYPE_CVPOINTER): New macro.
337 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
339 (r10k_simplified_address_p, r10k_simplify_address)
340 (r10k_uncached_address_p, r10k_safe_address_p)
341 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
342 (r10k_needs_protection_p_call, r10k_needs_protection_p)
343 (r10k_insert_cache_barriers): New functions.
344 (mips_reorg_process_insns): Delete cache barriers after a
345 branch-likely instruction.
346 (mips_reorg): Call r10k_insert_cache_barriers.
347 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
348 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
349 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
350 (mips_cache, r10k_cache_barrier): New define_insns.
352 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
354 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
355 * ira-color.c (setup_allocno_left_conflicts_num): Use
356 hard_reg_set_equal_p instead of a comparison with
357 ira_zero_hard_reg_set.
358 * ira.c (setup_reg_subclasses): Likewise.
359 (setup_cover_and_important_classes): Likewise.
360 (setup_class_translate): Likewise.
361 (setup_reg_class_intersect_union): Likewise.
362 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
363 (ira_init_once): Don't initialize them.
365 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
367 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
369 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
371 * ira-color.c (ira_fast_allocation): Permit global allocno
374 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
376 Improved branch hints, safe hints, and scheduling.
378 * haifa-sched.c (sched_emit_insn) : Define.
379 * sched-int.h (sched_emit_insn) : Add prototype.
380 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
381 -mhint-max-distance -msafe-hints) : Document.
382 * config/spu/spu.c (spu_flag_var_tracking): New.
383 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
384 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
385 TARGET_ASM_FILE_START): Define.
386 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
387 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
388 (spu_emit_branch_hint): Add blocks argument.
389 (insert_branch_hints, insert_nops): Remove.
390 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
391 uses_ls_unit, spu_sched_init_global, spu_sched_init,
392 spu_sched_reorder, asm_file_start): New functions.
393 (clock_var, spu_sched_length, pipe0_clock,
394 pipe1_clock, prev_clock_var, prev_priority,
395 spu_ls_first, prev_ls_clock): New static variables.
396 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
397 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
398 (nopn_nv): Add a non-volatile version of nop.
399 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
400 -mhint-max-distance, -msafe-hints): New options.
402 2008-09-05 Janis Johnson <janis187@us.ibm.com>
403 Samuel Tardieu <sam@rfc1149.net>
405 * opts.c (decode_options): Combine nested if statements.
408 * opts.c (decode_options): Handle more relationships among
409 unit-at-a-time, toplevel-reorder, and section-anchors.
411 2008-09-05 David Daney <ddaney@avtrex.com>
413 * doc/install.texi (--enable-reduced-reflection): Document new option.
415 2008-09-05 Bob Wilson <bob.wilson@acm.org>
417 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
419 (constantpool_operand): New.
420 (move_operand): Disallow sub-word modes for the constant pool.
421 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
422 (xtensa_secondary_reload_class): Replace with....
423 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
424 Set icode for sub-word reloads from the constant pool.
425 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
426 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
427 * config/xtensa/xtensa.md (reload<mode>_literal): New.
428 * config/xtensa/xtensa-protos.h: Update prototypes.
430 2008-09-05 Joseph Myers <joseph@codesourcery.com>
432 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
433 (REG_CLASS_NAMES): Update.
434 (REG_CLASS_CONTENTS): Update.
435 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
436 of ALL_REGS for regs 77 and 78.
437 * function.c (instantiate_virtual_regs_in_insn): Assert that
438 return value of simplify_gen_subreg is not NULL.
440 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
442 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
443 (gen_rtvec_v): Fix coding standards.
445 2008-09-04 Jan Hubicka <jh@suse.cz>
447 * i386.c (decide_alg): Be more conservative about optimizing for size.
449 2008-09-04 Ian Lance Taylor <iant@google.com>
451 * varasm.c (narrowing_initializer_constant_valid_p): New
453 (initializer_constant_valid_p): Call it.
455 2008-09-04 Jeff Law <law@redhat.com>
457 * fold-const.c (native_encode_real): Fix computation of WORDS.
458 (native_interpret_real): Likewise.
460 2008-09-04 Janis Johnson <janis187@us.ibm.com>
462 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
464 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
466 * ira-conflicts.c (process_regs_for_copy): Check insn to check
467 that the cost is already taken into account in ira-costs.c
469 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
471 * ira-build.c (print_copy, print_copies, ira_debug_copy,
472 ira_debug_copies): New.
473 (ira_bulid): Call print_copies.
475 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
477 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
480 * config/rs6000/rs6000.c (optimization_options): Remove check of
483 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
485 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
486 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
487 second operand is a reg_imm10_operand.
488 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
489 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
490 (*seq_<GPR:mode><GPR2:mode>): Rename to
491 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
493 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
494 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
496 (*sne_<GPR:mode><GPR2:mode>): Rename to
497 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
500 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
502 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
503 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
504 combining an arithmetic right shift by more than 31 and a
505 trunction. Don't match for out-of-range shift amounts. Set
506 attribute mode to <MODE>.
507 (*lshr32_trunc<mode>): Name the pattern combining a logical right
508 shift by 32 and and a truncation. Set attribute mode to <MODE>.
509 (*<optab>_trunc<mode>_exts): New pattern for truncated right
510 shifts by less than 32.
511 (extv): Change predicate on first operand to accept registers.
512 Change predicate of the other operands from immediate_operand to
513 const_int_operand. Expand exts when source is a register.
514 (extzv): Change predicate of the constant operands from
515 immediate_operand to const_int_operand.
516 (extzv<mode>): Change predicate of the constant operands from
517 immediate_operand to const_int_operand and no constraint. Also
519 (*extzv_trunc<mode>_exts): New pattern.
521 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
523 * config/mips/mips.h (ISA_HAS_CINS): New macro.
524 * config/mips/mips-protos.h (mask_low_and_shift_p,
525 mask_low_and_shift_len): Declare.
526 * config/mips/mips.c (mask_low_and_shift_p,
527 mask_low_and_shift_len): New functions.
528 (mips_print_operand): Handle new operand prefix "m".
529 * config/mips/mips.md (*cins<mode>): New pattern.
531 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
533 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
536 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
538 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
539 regardless of epilogue_completed.
541 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
544 * ira-lives.c (process_bb_node_lives): Check setjmp.
546 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
549 * ira-build.c (form_loop_tree): Reverse BB walk.
550 (create_bb_allocnos): Likewise.
551 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
552 (mark_reg_store): Rename to...
553 (mark_ref_live): ...this and take a df_ref argument instead of
554 note_stores arguments. Assert that we have a register.
555 (mark_reg_clobber): Delete.
556 (def_conflicts_with_inputs_p): New function.
557 (mark_reg_conflicts): Delete.
558 (mark_reg_death): Rename to...
559 (mark_ref_dead): ...this and take a df_ref argument instead of
560 a register. Assert that we have a register.
561 (process_bb_node_lives): Hoist frequency calculation out of
562 instruction walk. Convert from a forwards scan to a backwards scan.
563 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
564 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
565 (create_allocno_live_ranges): Don't create regs_set.
567 2008-09-04 Ian Lance Taylor <iant@google.com>
569 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
571 * calls.c (emit_library_call_value_1): Use MEM_P rather than
572 comparing MODE with MEM.
573 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
574 comparing with GF_PREDICT_TAKEN.
575 (gimple_get_lhs): Change code to enum gimple_code.
576 (gimple_set_lhs): Likewise.
577 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
578 * omp-low.c (find_omp_clause): Change kind parameter to enum
580 * tree-flow.h (find_omp_clause): Update declaration.
581 * regrename.c (clear_dead_regs): Change kind parameter to enum
583 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
585 * see.c (see_get_extension_data): Change return type to enum
586 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
587 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
588 (see_gen_normalized_extension): Change extension_code parameter to
590 (see_seek_pre_extension_expr): Change extension_code to enum
592 (see_merge_one_def_extension): Likewise.
593 (see_handle_relevant_defs): Likewise.
594 (see_handle_relevant_uses): Likewise.
595 (see_analyze_one_def): Likewise.
596 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
597 GIMPLE_ASM rather than ASM_EXPR.
598 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
599 GIMPLE_RETURN rather than RETURN_EXPR.
600 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
601 (evaluate_stmt): Likewise.
602 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
603 to enum vect_relevant.
604 (vect_mark_stmts_to_be_vectorized): Change assertion to not
605 compare gimple codes with tree codes.
607 2008-09-04 Paul Brook <paul@codesourcery.com>
609 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
611 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
613 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
614 pointer check lost in the recent no-unit-at-a-time patch.
616 2008-09-04 Jan Hubicka <jh@suse.cz>
619 * tree-switch-conversion.c (check_final_bb): Accept only IP
622 2008-09-04 Jan Hubicka <jh@suse.cz>
624 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
626 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
627 using_ranges argument.
628 (vrp_evaluate_conditional): Avoid bogus warning for type range.
629 (vrp_visit_cond_stmt): Update call of
630 vrp_evaluate_conditional_warnv_with_ops
632 2008-09-04 Jan Hubicka <jh@suse.cz>
634 PR tree-optimization/37345
635 PR tree-optimization/37358
636 PR tree-optimization/37357
637 * tree.c (build_function_type_skip_args): Build distinct type copy;
639 (build_function_decl_skip_args): Set type of new decl not orig decl;
640 clear DECL_VINDEX for methods turned into functions.
642 2008-09-04 Nick Clifton <nickc@redhat.com>
644 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
646 * configure: Regenerate.
647 * config.in: Regenerate.
648 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
649 alignment field, if it is supported.
651 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
653 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
656 2008-09-03 David Edelsohn <edelsohn@gnu.org>
658 * config/rs6000/rs6000.c (processor_target_table): Do not
659 enable VMX for POWER6.
661 2008-09-03 Anton Blanchard <anton@samba.org>
663 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
664 emit memory barrier before operation.
666 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
669 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
670 default_elf_asm_output_external.
672 2008-09-03 Jeff Law <law@redhat.com>
674 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
676 2008-09-03 Richard Henderson <rth@redhat.com>
678 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
679 memory barrier to below the test-and-set.
680 (alpha_split_lock_test_and_set_12): Likewise.
682 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
686 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
689 * ira-color.c (print_loop_title): Use all_allocnos.
690 (color_pass): Ditto. Don't add border_allocnos. Check that
691 subloop allocno in the correspdoning bitmap all_allocnos.
693 * ira-emit.c (change_loop): Use all_allocnos.
695 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
697 (ira_create_allocno): Set up all_allocnos bit for the created
699 (create_cap_allocno): Remove setting mentioned_allocnos.
700 (create_insn_allocnos): Ditto.
701 (remove_unnecessary_allocnos): Use all_allocnos.
702 (check_allocno_creation): Check that allocnos are in the
703 corresponding bitmap all_allocnos.
705 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
709 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
710 (process_regs_for_copy): Process subregs. Refine check when cost
711 is taken into account in ira-costs.c.
712 (process_reg_shuffles): Use REG_SUBREG_P.
713 (add_insn_allocno_copies): Ditto. Ignore modes.
715 * ira-color.c (conflict_allocno_vec): New.
716 (COST_HOP_DIVISOR): New macro.
717 (update_copy_costs_1): Use it.
718 (update_conflict_hard_regno_costs): New function.
719 (assign_hard_reg): Use it.
720 (ira_color): Allocate and free conflict_allocno_vec.
722 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
726 * ira-int.h (ira_sort_insn_chain): Remove.
728 * ira.c (basic_block_order_nums, chain_insn_order,
729 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
730 (ira): Don't call ira_sort_insn_chain.
732 * reload1.c (reload): Don't call ira_sort_insn_chain.
734 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
737 * cgraphunit.c (update_call_expr): Remove eh regions from statements
738 which become non throw.
739 (cgraph_function_versioning): Also clear DECL_WEAK. Call
740 update_call_expr after updating the flags on the decl.
742 2008-09-03 Jan Hubicka <jh@suse.cz>
744 PR tree-optimization/37315
745 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
746 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
747 (cgraph_analyze_functions): Use node->analyzed
748 (cgraph_mark_functions_to_output): Likewise.
749 (cgraph_expand_function): All functions can be released after
751 (cgraph_optimize): Use gimple_has_body_p.
752 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
753 (cgraph_decide_inlining_incrementally): Likewise.
754 (inline_transform): Inline transform.
755 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
757 (inlinable_function_p): Drop gimple_body check.
758 (expand_call_inline): Use gimple_has_body_p.
759 * gimple.c (gimple_has_body_p): New.
760 * gimple.h (gimple_has_body_p): Add prototype.
761 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
762 (dump_function_to_file): Use gimple_has_body_p check.
764 2008-09-03 Jakub Jelinek <jakub@redhat.com>
767 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
769 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
771 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
773 From Michael Frysinger <michael.frysinger@analog.com>
774 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
775 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
778 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
781 * doc/extend.texi: Document picoChip builtin functions.
782 * doc/invoke.texi: Document picoChip options.
783 * doc/contrib.texi: Add picoChip contribution.
784 * doc/md.texi: Document picoChip constraints.
785 * config.gcc: Add picochip-*-*.
786 * config/picochip/: Add new port.
788 2008-09-03 Richard Guenther <rguenther@suse.de>
790 PR tree-optimization/37328
791 * tree-sra.c (sra_build_assignment): Gimplify properly.
792 (generate_copy_inout): Take the correct stmt as definition,
795 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
797 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
800 From Michael Frysinger <michael.frysinger@analog.com>
801 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
803 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
805 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
807 (__gthread_setspecific): Revert 2008-08-31 change to
808 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
811 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
813 * diagnostic.c (error_at): New.
814 * toplev.h (error_at): New prototype.
815 * c-typeck.c (build_array_ref): Call error_at instead of error.
816 Pass location to pedwarn.
818 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
820 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
822 2008-09-02 Jakub Jelinek <jakub@redhat.com>
824 * dwarf2out.c (tree_add_const_value_attribute): Only handle
825 VAR_DECL and CONST_DECL.
827 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
828 Jakub Jelinek <jakub@redhat.com>
830 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
831 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
832 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
833 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
834 Don't set ix86_save_varrargs_registers.
835 (ix86_setup_incoming_varargs): Assume cum != NULL.
836 (ix86_va_start): Check ix86_varargs_gpr_size and
837 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
838 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
839 from frame pointer if ix86_varargs_gpr_size == 0.
840 (ix86_compute_frame_layout): Updated.
841 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
842 (ix86_varargs_gpr_size): Define.
843 (ix86_varargs_fpr_size): Likewise.
844 (machine_function): Remove save_varrargs_registers.
845 Add varargs_gpr_size and varargs_fpr_size.
847 2008-09-02 Jakub Jelinek <jakub@redhat.com>
849 * config/alpha/alpha.c (va_list_skip_additions,
850 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
851 (alpha_gimplify_va_arg): Call unshare_expr on second use of
854 PR tree-optimization/36766
855 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
856 for already removed basic blocks.
859 * real.c (real_maxval): Clear a lower bit to make real_maxval
860 match get_max_float for IBM long double format.
862 2008-09-02 Andreas Schwab <schwab@suse.de>
864 * configure.ac: Use m4_quote to quote the expansion of m4_do.
865 * configure: Regenerate.
867 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
869 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
870 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
871 checking for a non-VOID CONSTANT_P.
873 2008-09-02 Jan Hubicka <jh@suse.cz>
875 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
876 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
878 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
880 * expr.c (emit_group_store): Don't assert stack temp mode size.
882 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
883 Tobias Grosser <grosser@fim.uni-passau.de>
884 Jan Sjodin <jan.sjodin@amd.com>
885 Harsha Jagasia <harsha.jagasia@amd.com>
886 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
887 Konrad Trifunovic <konrad.trifunovic@inria.fr>
888 Adrien Eliche <aeliche@isty.uvsq.fr>
890 Merge from graphite branch.
893 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
894 * doc/invoke.texi (-floop-block, -floop-interchange,
895 -floop-strip-mine): Document new flags.
896 * tree-into-ssa.c (gimple_vec): Moved...
897 * tree-loop-distribution.c (rdg_component): Moved...
898 * cfgloopmanip.c: Include tree-flow.h.
899 (update_dominators_in_loop): New.
900 (create_empty_if_region_on_edge): New.
901 (create_empty_loop_on_edge): New.
902 (loopify): Use update_dominators_in_loop.
903 * tree-pass.h (pass_graphite_transforms): Declared.
904 * configure: Regenerate.
905 * tree-phinodes.c (make_phi_node): Export.
906 (add_phi_node_to_bb): New, split from create_phi_node.
907 * tree-chrec.c (for_each_scev_op): New.
908 * tree-chrec.h (for_each_scev_op): Declared.
909 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
910 (remove_statement): Call get_phi_with_result.
911 * config.in (HAVE_cloog): Undef.
912 * gdbinit.in (pgg): New.
913 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
914 * tree-ssa-loop.c (graphite_transforms): New.
915 (gate_graphite_transforms): New.
916 (pass_graphite_transforms): New.
917 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
918 HAVE_cloog): Defined.
919 * tree-vectorizer.c (rename_variables_in_bb): Export.
920 * tree-data-ref.c (dr_may_alias_p): Export.
921 (stmt_simple_memref_p): New.
922 (find_data_references_in_stmt): Export.
923 (find_data_references_in_loop): Export.
924 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
925 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
926 (create_rdg_vertices): Export.
927 (build_empty_rdg): New.
928 (build_rdg): Call build_empty_rdg. Free dependence_relations.
929 * tree-data-ref.h (rdg_component): ... here.
931 (struct data_reference): Add a field scop.
933 (find_data_references_in_loop): Declared.
934 (find_data_references_in_stmt): Declared.
935 (create_rdg_vertices): Declared.
936 (dr_may_alias_p): Declared.
937 (stmt_simple_memref_p): Declared.
938 (struct rdg_edge): Add a field ddr_p relation.
939 (build_empty_rdg): Declared.
940 * lambda.h (lambda_matrix): Declare a VEC of.
941 (find_induction_var_from_exit_cond): Declared.
942 (lambda_vector_compare): New.
943 * common.opt (fgraphite, floop-strip-mine,
944 floop-interchange, floop-block): New flags.
945 * lambda-code.c (find_induction_var_from_exit_cond): Export.
946 * cfgloop.c (is_loop_exit): New.
947 * cfgloop.h (is_loop_exit): Declared.
948 (create_empty_if_region_on_edge): Declared.
949 (create_empty_loop_on_edge): Declared.
950 * tree-flow.h (add_phi_node_to_bb): Declared.
951 (make_phi_node): Declared.
952 (rename_variables_in_bb): Declared.
953 (perfect_loop_nest_depth): Declared.
954 (graphite_transform_loops): Declared.
955 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
956 (graphite.o-warn): Add -Wno-error.
957 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
958 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
959 (INCLUDES): Add PPLINC, CLOOGINC.
960 (OBJS-common): Add graphite.o.
961 (graphite.o): Add rule.
962 * gimple.h (gimple_vec): ... here.
963 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
964 * passes.c (init_optimization_passes): Schedule
965 pass_graphite_transforms.
967 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
970 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
971 and -fno-toplevel-reorder after handle_options.
973 2008-09-02 Paul Brook <paul@codesourcery.com>
975 * config/arm/arm.c (arm_tune_cortex_a9): Define.
976 (arm_override_options): Set arm_tune_cortex_a9.
977 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
978 (arm_issue_rate): Handle cortexa9.
979 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
980 * config/arm/arm-cores.def: Add cortex-a9.
981 * config/arm/arm-tune.md: Regenerate.
982 * config/arm/arm.md: Include cortex-a9.md.
983 (generic_sched, generic_vfp): Add cortexa9.
984 * config/arm/cortex-a9.md: New file.
986 2008-09-02 Richard Guenther <rguenther@suse.de>
988 PR tree-optimization/37327
989 * tree-vrp.c (register_new_assert_for): Make sure to not have
990 TREE_OVERFLOW set on the bound.
992 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
994 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
996 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
997 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
1000 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
1002 * gcc/config/spu/spu.md (divdf3): Removed.
1004 2008-09-02 Jakub Jelinek <jakub@redhat.com>
1006 PR tree-optimization/37095
1007 * cgraph.c (cgraph_node): When creating new cgraph node after
1008 assembler_name_hash has been populated, record it in the hash
1011 2008-09-01 Paul Brook <paul@codesourcery.com>
1013 * doc/invoke.texi: Document -mword-relocations.
1014 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1015 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1016 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1017 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
1018 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
1019 (arm_emit_movpair): New function.
1020 (arm_print_operand <c>): Handle sybolic addresses.
1021 * config/arm/arm.h (TARGET_USE_MOVT): Define.
1022 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
1023 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
1024 * config/arm/arm.opt: Add -mword-relocations.
1025 * config/arm/arm.md (movsi): Use arm_emit_movpair.
1026 (arm_movt, arm_movw): New.
1028 2008-09-01 Paul Brook <paul@codesourcery.com>
1030 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1031 Allow Interworking on ARMv4 EABI based targets.
1032 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1033 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1035 2008-09-01 Paul Brook <paul@codesourcery.com>
1037 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1038 optimized LT0 test. Remove optimization for GT.
1040 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1042 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1043 openmp applications.
1044 * pa-hpux11.h (LIB_SPEC): Likewise.
1046 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1049 2008-09-01 Jan Hubicka <jh@suse.cz>
1051 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1052 present, use only counts; when guessed use only frequencies.
1053 (estimate_bb_frequencies): Use function_frequency.
1054 * profile.c (compute_branch_probabilities): Exit early when
1055 profile reading failed. Set profile_status.
1056 (branch_prob): Do not set profile_status.
1058 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1060 * tree.c (protected_set_expr_location): New.
1061 * tree.h (protected_set_expr_location): New prototype.
1062 * c-tree.h (build_array_ref): Add argument.
1063 (parser_build_unary_op): Same.
1064 * c-typeck.c (build_indirect_ref): Handle new location argument.
1065 (build_array_ref): Same.
1066 (parser_build_unary_op): Same.
1067 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1069 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1071 * c-common.c (finish_label_address_expr): Handle new location
1073 * c-common.h (build_indirect_ref): Add argument.
1074 (finish_label_address_expr): Same.
1075 * c-parser.c (c_parser_unary_expression): Pass location to build
1077 (c_parser_postfix_expression): Same.
1079 2008-09-01 Paul Brook <paul@codesourcery.com>
1081 * config/arm/arm.md: Include cortex-r4f.md.
1082 (attr fpu): Update type list.
1083 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1084 fconstd, fcmps and fcmpd.
1085 (attr tune_cortexr4): Define.
1086 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1087 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1088 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1089 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1090 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1092 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1093 cortex_a8_vfp_farith: Ditto.
1094 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1095 * config/arm/cortex-r4.md: Use tune_cortexr4.
1096 * config/arm/cortex-r4f.md: New file.
1098 2008-09-01 Richard Guenther <rguenther@suse.de>
1100 PR tree-optimization/37305
1101 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1102 the result of constant conversions.
1103 (fold_gimple_assign): Likewise.
1105 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1107 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1108 #ifdef ENABLE_CHECKING.
1110 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1112 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1113 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1114 when !INSN_SCHEDULING.
1116 2008-09-01 Andreas Schwab <schwab@suse.de>
1118 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1120 2008-09-01 Paul Brook <paul@codesourcery.com>
1122 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1124 2008-09-01 Jan Hubicka <jh@suse.cz>
1126 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1128 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1129 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1130 * gimplify.c (gimplify_init_constructor): Add speed operand.
1131 * tree-sra.c (decide_block_copy): Likewise.
1132 * tree-inline.c (estimate_move_cost): Likewise.
1133 * config/alpha/alpha.h (MOVE_RATIO): Update.
1134 * config/frv/frv.c (MOVE_RATIO): Update.
1135 * config/spu/spu.h (MOVE_RATIO): Update.
1136 * config/sparc/sparc.h (MOVE_RATIO): Update.
1137 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1138 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1139 * config/cris/cris.h (MOVE_RATIO): Update.
1140 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1141 * config/arm/arm.h (MOVE_RATIO): Update.
1142 * config/pa/pa.md: Update uses of MOVE_RATIO
1143 * config/pa/pa.h (MOVE_RATIO): Update.
1144 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1145 * config/h8300/h8300.h (MOVE_RATIO): Update.
1146 * config/v850/v850.h (MOVE_RATIO): Update.
1147 * config/bfin/bfin.h (MOVE_RATIO): Update.
1149 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1150 Dmitry Melnik <dm@ispras.ru>
1151 Dmitry Zhurikhin <zhur@ispras.ru>
1152 Alexander Monakov <amonakov@ispras.ru>
1153 Maxim Kuvyrkov <maxim@codesourcery.com>
1155 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1156 sel-sched-dump.c, sel-sched-ir.c: New files.
1157 * Makefile.in (OBJS-common): Add selective scheduling object
1159 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1160 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1161 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1162 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1163 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1164 (make_forwarder_block): Update loop latch if we have redirected
1165 the loop latch edge.
1166 * cfgloop.c (get_loop_body_in_custom_order): New function.
1167 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1168 (CP_FALLTHRU_PREHEADERS): Likewise.
1169 (get_loop_body_in_custom_order): Declare.
1170 * cfgloopmanip.c (has_preds_from_loop): New.
1171 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1172 Assert that the preheader edge will be fall thru when it is set.
1173 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1174 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1175 fsel-sched-substitution, fselective-scheduling): New flags.
1176 * cse.c (hash_rtx_cb): New.
1178 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1179 sel_sched_insn_cnt): New counters.
1180 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1181 * genattr.c (main): Output maximal_insn_latency prototype.
1182 * genautomata.c (output_default_latencies): New. Factor its code from ...
1183 (output_internal_insn_latency_func): ... here.
1184 (output_internal_maximal_insn_latency_func): New.
1185 (output_maximal_insn_latency_func): New.
1186 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1187 (struct hard_reg_set_iterator): New.
1188 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1189 hard_reg_set_iter_next): New functions.
1190 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1191 * lists.c (remove_free_INSN_LIST_node,
1192 remove_free_EXPR_LIST_node): New functions.
1193 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1194 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1195 (loop_optimizer_finalize): Do not verify flow info after reload.
1196 * recog.c (validate_replace_rtx_1): New parameter simplify.
1197 Default it to true. Update all uses. Factor out simplifying
1199 (simplify_while_replacing): ... this new function.
1200 (validate_replace_rtx_part,
1201 validate_replace_rtx_part_nosimplify): New.
1202 * recog.h (validate_replace_rtx_part,
1203 validate_replace_rtx_part_nosimplify): Declare.
1204 * rtl.c (rtx_equal_p_cb): New.
1205 (rtx_equal_p): Use it.
1206 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1207 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1208 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1209 * vecprim.h: Add a vector type for unsigned int.
1210 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1211 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1212 ready_try, cycle_issued_insns, spec_info): Make global.
1213 (readyp): Initialize.
1214 (dfa_lookahead): New global variable.
1215 (old_max_uid, old_last_basic_block): Remove.
1216 (h_i_d): Make it a vector.
1217 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1219 (after_recovery, adding_bb_to_current_region_p):
1220 New variables to handle correct insertion of the recovery code.
1221 (struct ready_list): Move declaration to sched-int.h.
1222 (rgn_n_insns): Removed.
1223 (rtx_vec_t): Move to sched-int.h.
1224 (find_insn_reg_weight): Remove.
1225 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1226 (haifa_init_h_i_d, haifa_finish_h_i_d):
1227 New functions to initialize / finalize haifa instruction data.
1228 (extend_h_i_d, init_h_i_d): Rewrite.
1229 (unlink_other_notes): Move logic to add_to_note_list. Handle
1230 selective scheduler.
1231 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1232 find_fallthru_edge): Make global, remove static prototypes.
1233 (max_issue): Make global. Add privileged_n and state parameters. Use
1235 (extend_global, extend_all): Removed.
1236 (init_before_recovery): Add new param. Fix the handling of the case
1237 when we insert a recovery code before the EXIT which has a predecessor
1238 with a fallthrough edge to it.
1239 (create_recovery_block): Make global. Rename to
1240 sched_create_recovery_block. Update.
1241 (change_pattern): Rename to sched_change_pattern. Make global.
1242 (speculate_insn): Rename to sched_speculate_insn. Make global.
1243 Split haifa-specific functionality into ...
1244 (haifa_change_pattern): New static function.
1245 (sched_extend_bb): New static function.
1246 (sched_init_bbs): New function.
1247 (current_sched_info): Change type to struct haifa_sched_info.
1248 (insn_cost): Adjust for selective scheduling.
1249 (dep_cost_1): New function. Move logic from ...
1250 (dep_cost): ... here.
1251 (dep_cost): Use dep_cost_1.
1252 (contributes_to_priority_p): Use sched_deps_info instead of
1254 (priority): Adjust to work with selective scheduling. Process the
1255 corner case when all dependencies don't contribute to priority.
1256 (rank_for_schedule): Use ds_weak instead of dep_weak.
1257 (advance_state): New function. Move logic from ...
1258 (advance_one_cycle): ... here.
1259 (add_to_note_list, concat_note_lists): New functions.
1260 (rm_other_notes): Make static. Adjust for selective scheduling.
1261 (remove_notes, restore_other_notes): New functions.
1262 (move_insn): Add two arguments. Update assert. Don't call
1264 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1265 Remove more_issue, max_points. Move the code to initialize
1266 max_lookahead_tries to max_issue.
1267 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1268 ready. Adjust use of move_insn. Call restore_other_notes.
1270 (sched_init, sched_finish): Move Haifa-specific initialization/
1272 (haifa_sched_init, haifa_sched_finish): ... respectively.
1274 (setup_sched_dump): New function.
1275 (haifa_init_only_bb): New static function.
1276 (haifa_speculate_insn): New static function.
1277 (try_ready): Use haifa_* instead of speculate_insn and
1279 (extend_ready, extend_all): Remove.
1280 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1281 (create_check_block_twin, add_to_speculative_block): Use
1282 haifa_insns_init instead of extend_global. Update to use new
1283 initialization functions. Change parameter. Factor out code from
1284 create_check_block_twin to ...
1285 (sched_create_recovery_edges) ... this new function.
1286 (add_block): Remove.
1287 (sched_scan_info): New.
1288 (extend_bb): Use sched_scan_info.
1289 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1290 static functions for walking through scheduling region.
1291 (sched_luids): New vector variable to replace uid_to_luid.
1292 (luids_extend_insn): New function.
1293 (sched_max_luid): New variable.
1294 (luids_init_insn): New function.
1295 (sched_init_luids, sched_finish_luids): New functions.
1296 (insn_luid): New debug function.
1297 (sched_extend_target): New function.
1298 (haifa_init_insn): New static function.
1299 (sched_init_only_bb): New hook.
1300 (sched_split_block): New hook.
1301 (sched_split_block_1): New function.
1302 (sched_create_empty_bb): New hook.
1303 (sched_create_empty_bb_1): New function.
1304 (common_sched_info, ready): New global variables.
1305 (current_sched_info_var): Remove.
1306 (move_block_after_check): Use common_sched_info.
1307 (haifa_luid_for_non_insn): New static function.
1308 (init_before_recovery): Use haifa_init_only_bb instead of
1310 (increase_insn_priority): New.
1311 * modulo-sched.c: (issue_rate): Remove static declaration.
1312 (sms_sched_info): Change type to haifa_sched_info.
1313 (sms_sched_deps_info, sms_common_sched_info): New variables.
1314 (setup_sched_infos): New.
1315 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1316 Do not call regstat_free_calls_crossed.
1317 (sms_print_insn): Use const_rtx.
1318 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1319 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1320 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1321 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1322 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1323 current_sched_info to use it.
1324 (enum reg_pending_barrier_mode): Move to sched-int.h.
1325 (h_d_i_d): New variable. Initialize to NULL.
1326 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1328 (estimate_dep_weak): Remove static declaration.
1329 (sched_has_condition_p): New function. Adjust users of
1330 sched_get_condition to use it instead.
1331 (conditions_mutex_p): Add arguments indicating which conditions are
1333 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1334 argument to indicate whether returned condition is reversed. Do not
1335 generate new rtx when condition should be reversed; indicate it by
1336 setting new argument instead.
1337 (add_dependence_list_and_free): Add deps parameter.
1338 Update all users. Do not free dependence list when
1339 deps context is readonly.
1340 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1342 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1343 (remove_from_deps): New. Use the above functions.
1344 (cur_insn, can_start_lhs_rhs_p): New static variables.
1345 (add_or_update_back_dep_1): Initialize present_dep_type.
1346 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1347 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1348 haifa_note_dep): New functions implementing dependence hooks for
1349 the Haifa scheduler.
1350 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1351 note_dep): New functions.
1352 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1354 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1355 (free_deps): Initialize deps->reg_last.
1356 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1357 sched_analyze_insn): Update to use dependency hooks infrastructure
1358 and readonly contexts.
1359 (deps_analyze_insn): New function. Move part of logic from ...
1360 (sched_analyze): ... here. Also move some logic to ...
1361 (deps_start_bb): ... here. New function.
1362 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1364 (sched_deps_init): New function. Move code from ...
1365 (init_dependency_caches): ... here. Remove.
1366 (init_deps_data_vector): New.
1367 (sched_deps_finish): New function. Move code from ...
1368 (free_dependency_caches): ... here. Remove.
1369 (init_deps_global, finish_deps_global): Adjust for use with
1370 selective scheduling.
1371 (get_dep_weak): Move logic to ...
1372 (get_dep_weak_1): New function.
1373 (ds_merge): Move logic to ...
1374 (ds_merge_1): New static function.
1375 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1376 (ds_get_max_dep_weak): New function.
1377 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1378 (n_insns): Rename to rgn_n_insns.
1379 (debug_ebb_dependencies): New function.
1380 (init_ready_list): Use it.
1381 (begin_schedule_ready): Use sched_init_only_bb.
1382 (ebb_print_insn): Indicate when an insn starts a new cycle.
1383 (contributes_to_priority, compute_jump_reg_dependencies,
1384 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1385 (add_block1): Remove to ebb_add_block.
1386 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1387 (schedule_ebb): Initialize them. Use remove_notes instead of
1388 rm_other_notes. Use haifa_local_init/finish.
1389 (schedule_ebbs): Use haifa_sched_init/finish.
1390 * sched-int.h: Include vecprim.h, remove rtl.h.
1391 (struct ready_list): Delete declaration.
1392 (sched_verbose_param, enum sched_pass_id_t,
1393 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1394 (struct sched_scan_info_def): New structure.
1395 (sched_scan_info, sched_scan, sched_init_bbs,
1396 sched_init_luids, sched_finish_luids, sched_extend_target,
1397 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1398 (struct common_sched_info_def): New.
1399 (common_sched_info, haifa_common_sched_info,
1400 sched_emulate_haifa_p): Declare.
1402 (sched_luids): Declare.
1403 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1404 (sched_max_luid, insn_luid): Declare.
1405 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1406 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1407 print_insn, print_pattern, print_value, haifa_classify_insn,
1408 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1409 setup_sched_dump, sched_init, sched_finish,
1410 sel_insn_is_speculation_check): Export.
1411 (struct ready_list): Move from haifa-sched.c.
1412 (ready_try, ready, max_issue): Export.
1413 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1414 sched_init_only_bb, sched_split_block, sched_split_block_1,
1415 sched_create_empty_bb, sched_create_empty_bb_1,
1416 sched_create_recovery_block, sched_create_recovery_edges): Export.
1417 (enum reg_pending_barrier_mode): Export.
1418 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1420 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1421 print_insn field. Move add_block and fix_recovery_cfg to
1422 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1423 (struct sched_deps_info_def): ... this new structure.
1424 (sched_deps_info): Declare.
1425 (struct spec_info_def): Remove weakness_cutoff, add
1426 data_weakness_cutoff and control_weakness_cutoff.
1427 (spec_info): Declare.
1428 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1430 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1431 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1432 (current_sched_info): Change type to struct haifa_sched_info.
1433 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1434 (h_d_i_d): New variable.
1435 (HDID): New accessor macro.
1436 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1437 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1439 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1440 (enum SCHED_FLAGS): Update for selective scheduler.
1441 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1442 (init_dependency_caches, free_dependency_caches): Delete declarations.
1443 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1444 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1445 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1446 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1447 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1449 (rm_other_notes): Delete declaration.
1450 (schedule_block): Remove one argument.
1451 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1452 ready_element, ready_lastpos, sched_extend_ready_list,
1453 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1454 concat_note_lists): Export.
1455 (struct region): Move from sched-rgn.h.
1456 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1457 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1458 BLOCK_TO_BB, CONTAINING_RGN): Export.
1459 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1460 (current_nr_blocks, current_blocks, target_bb): Likewise.
1461 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1462 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1463 sched_rgn_local_init, extend_regions,
1464 rgn_make_new_region_out_of_new_block, compute_priorities,
1465 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1466 extend_rgns, deps_join rgn_setup_common_sched_info,
1467 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1468 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1469 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1470 increase_insn_priority): Likewise.
1471 * sched-rgn.c: Include sel-sched.h.
1472 (ref_counts): New static variable. Use it ...
1473 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1474 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1475 (sched_is_disabled_for_current_region_p): Delete static declaration.
1476 (struct region): Move to sched-int.h.
1477 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1478 ebb_head): Define and initialize.
1479 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1480 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1481 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1483 (find_single_block_region): Add new argument to indicate that EBB
1484 regions should be constructed.
1485 (debug_live): Delete declaration.
1486 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1487 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1489 (init_regions): Delete declaration.
1490 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1491 rgn_estimate_number_of_insns): New.
1492 (too_large): Use estimate_number_of_insns.
1493 (haifa_find_rgns): New. Move the code from ...
1494 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1495 (free_trg_info): New.
1496 (compute_trg_info): Allocate candidate tables here instead of ...
1497 (init_ready_list): ... here.
1498 (rgn_print_insn): Use const_rtx.
1499 (contributes_to_priority, extend_regions): Delete static declaration.
1500 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1501 (add_block1): Rename to rgn_add_block.
1502 (debug_rgn_dependencies): Delete static qualifier.
1503 (new_ready): Use sched_deps_info. Simplify.
1504 (rgn_common_sched_info, rgn_const_sched_deps_info,
1505 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1506 (region_sched_info): Rename to rgn_const_sched_info.
1507 (deps_join): New, extracted from ...
1508 (propagate_deps): ... here.
1509 (compute_block_dependences, debug_dependencies): Update for selective
1511 (free_rgn_deps, compute_priorities): New functions.
1512 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1513 sched_rgn_compute_dependencies): New functions.
1514 (schedule_region): Use them.
1515 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1516 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1518 (schedule_insns): Call new functions that were split out.
1519 (rgn_make_new_region_out_of_new_block): New.
1520 (get_rgn_sched_max_insns_priority): New.
1521 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1522 scheduling when appropriate.
1523 * sched-vis.c: Include insn-attr.h.
1524 (print_value, print_pattern): Make global.
1525 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1526 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1527 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1528 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1529 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1530 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1531 hooks. Initialize them to 0.
1532 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1533 * target.h (struct gcc_target): Add them. Rename gen_check field to
1535 * flags.h (sel_sched_switch_set): Declare.
1536 * opts.c (sel_sched_switch_set): New variable.
1537 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1538 pipelining is disabled from command line.
1539 (common_handle_option): Record whether selective scheduling is
1540 requested from command line.
1541 * doc/invoke.texi: Document new flags and parameters.
1542 * doc/tm.texi: Document new target hooks.
1543 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1544 (dfa_state_size): Do not declare locally.
1545 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1546 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1547 rs6000_alloc_sched_context, rs6000_set_sched_context,
1548 rs6000_free_sched_context): New functions.
1549 (struct _rs6000_sched_context): New.
1550 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1552 (rs6000_sched_finish): Do not run for selective scheduling.
1554 2008-08-31 Jan Hubicka <jh@suse.cz>
1556 * frv.c (frv_rtx_costs): Update forward declaration.
1557 * spu.c (spu_rtx_costs): Likewise.
1558 * pdp11.c: Include df.h
1559 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1560 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1561 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1562 * iq2000.c (iq2000_address_cost): Add speed argument.
1563 (iq2000_rtx_costs): Likewise.
1564 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1565 update call of mn10300_address_cost.
1566 * mcore.c: Include df.h
1567 (mcore_rtx_costs): Update prototype.
1568 * score3.c: Include df.h
1569 (score3_rtx_costs): Remove speed argument.
1570 * score7.c: Include df.h
1571 (score7_address_cost): Remove speed argument.
1572 * score-protos.h (score_address_cost): Update prototype.
1573 * score.c: Include df.h
1574 (score_rtx_costs): Update call of costs functions.
1575 * v850.c (v850_rtx_costs): Add bool argument.
1577 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1579 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1581 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1583 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1584 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1586 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1588 * mkmap-flat.awk: Add option pe_dll.
1589 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1590 * config/i386/t-cygwin (SHLIB_LC): Add.
1591 * config/i386/t-mingw32 (SHLIB_LC): Add.
1592 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1593 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1594 (LINK_SPEC): Support libgcc_s.
1595 (LIBGCC_SPEC): Support libgcc_s.
1596 (LIBGCC_SONAME): New.
1598 2008-08-31 Jan Hubicka <jh@suse.cz>
1600 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1601 mistakely had old version of patch.
1603 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1604 (ipcp_estimate_growth): New.
1605 (ipcp_insert_stage): Use ipcp_estimate_growth.
1606 * profile.c (branch_prob): When reading failed, do not consider
1609 2008-08-31 Jan Hubicka <jh@suse.cz>
1611 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1612 loop is optimized for speed.
1614 2008-08-31 Richard Guenther <rguenther@suse.de>
1617 * fold-const.c (fold_binary): Retain conversions in folding
1620 2008-08-31 Jan Hubicka <jh@suse.cz>
1622 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1623 * predict.c (maybe_hot_frequency_p): Make inline.
1624 (maybe_hot_count_p): Break out from ...
1625 (maybe_hot_bb_p): ... this one.
1626 (maybe_hot_edge_p): Simplify.
1627 * basic-block.h (probably_cold_bb_p): Remove.
1629 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1632 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1634 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1635 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1636 Also split V4SFmode.
1637 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1640 2008-08-31 Jan Hubicka <jh@suse.cz>
1642 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1644 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1646 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1649 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1652 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1653 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1655 2008-08-31 Jan Hubicka <jh@suse.cz>
1657 * sparc.h (BRANCH_COST): Fix macro definition.
1658 * avr.c (avr_operand_rtx_cost): Add speed argument.
1659 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1661 2008-08-31 Richard Guenther <rguenther@suse.de>
1663 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1664 types instead of operands. Re-instantiate verifying of
1665 binary expression operands.
1667 2008-08-30 Jan Hubicka <jh@suse.cz>
1669 * fwprop.c (should_replace_address): Add speed attribute.
1670 (PR_OPTIMIZE_FOR_SPEED): New flag.
1671 (propagate_rtx_1): Use it.
1672 (propagate_rtx): Set it.
1673 (try_fwprop_subst): Update call of rtx_costs.
1674 (forward_propagate_and_simplify): LIkewise.
1675 * hooks.c (hook_int_rtx_bool_0): New
1676 (hook_bool_rtx_int_int_intp_false): Replace by ...
1677 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1678 * hooks.h (hook_int_rtx_bool_0): New
1679 (hook_bool_rtx_int_int_intp_false): Replace by ...
1680 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1681 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1682 (prepare_cmp_insn): UPdate call of rtx_cost.
1683 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1684 (reload_cse_simplify_operands): Update call of rtx_cost.
1685 (reload_cse_move2add): call of rtx_cost.
1686 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1687 * rtlanal.c (rtx_cost): Add speed argument.
1688 (address_cost): Add speed argument
1689 (default_address_cost): Likewise.
1690 (insn_rtx_cost): Likewise.
1691 * cfgloopanal.c (seq_cost): Add speed argument.
1692 (target_reg_cost, target_spill_cost): Turn to array.
1693 (init_set_costs): Update for speed.
1694 (estimate_reg_pressure_cost): Add speed argument.
1695 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1696 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1697 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1698 (seq_cost): Add speed argument.
1699 (computation_cost): Add speed arugment.
1700 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1701 (force_expr_to_var_cost): Update for profile info.
1702 (force_var_cost): Likewise.
1703 (split_address_cost): Likewise.
1704 (ptr_difference_cost): Likewise.
1705 (difference_cost): Likewise.
1706 (get_computation_cost_at): Likewise.
1707 (determine_iv_cost): Likewise.
1708 (ivopts_global_cost_for_size): Likewise.
1709 (rewrite_use_address): Likewise.
1710 (tree_ssa_iv_optimize_loop): Initialize speed field.
1711 * cse.c (optimize_this_for_speed_p): New static var.
1712 (notreg_cost): Update call of rtx_cost.
1713 (cse_extended_basic_block): set optimize_this_for_speed_p.
1714 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1715 (noce_try_cmove_arith): Likewise.
1716 (noce_try_sign_mask): LIkewise.
1717 * expr.c (compress_float_constant): Update rtx_cost calls.
1718 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1719 (addr_to_parts): Likewise.
1720 (create_mem_ref): Likewise.
1721 * dse.c (find_shift_sequence): Add speed argument.
1722 (replace_read): Update call.
1723 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1724 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1725 * neg_cost, shift_cost, shiftadd_cost,
1726 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1727 mul_highpart_cost): Increase dimension.
1728 (init_expmed): Initialize for both size and speed.
1729 (expand_shift): Use profile.
1730 (synth_mult): Use profile.
1731 (choose_mult_variant): Use profile.
1732 (expand_mult): Use profile.
1733 (expand_mult_highpart_optab): Use profile.
1734 (expand_mult_highpart): Use profile.
1735 (expand_smod_pow2): Use profile.
1736 (expand_divmod): Use profile.
1737 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1738 * loop-invariant.c (create_new_invariant): Use profile.
1739 (gain_for_invariant): Add speed parameter.
1740 (best_gain_for_invariant): Likewise.
1741 (find_invariants_to_move): Likewise.
1742 (move_single_loop_invariants): Set it.
1743 * target-def.h (TARGET_RTX_COSTS): Use hook.
1744 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1745 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1746 * output.h (default_address_cost): Update prototype.
1747 * combine.c (optimize_this_for_speed_p): New static var.
1748 (combine_validate_cost): Update call of rtx_cost.
1749 (combine_instructions): Set optimize_this_for_speed_p.
1750 (expand_compound_operation): Update call of rtx_cost.
1751 (make_extraction):Update call of rtx_cost.
1752 (force_to_mode):Update call of rtx_cost.
1753 (distribute_and_simplify_rtx):Update call of rtx_cost.
1754 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1755 (estimate_reg_pressure_cost): Update prototype.
1756 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1757 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1759 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1760 (alpha_rtx_costs): Update.
1761 * config/frv/frv.c (frv_rtx_costs): Update.
1762 * config/s390/s390.c (s390_rtx_costs): Update.
1763 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1764 (m32c_rtx_costs): Update.
1765 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1766 (spu_rtx_costs): Update.
1767 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1768 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1769 * config/i386/i386.c (:ix86_address_cost): Update.
1770 (ix86_rtx_costs): Update.
1771 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1772 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1773 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1774 * config/crx/crx.c (crx_address_cost): Update.
1775 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1776 * config/stormy16/stormy16.c
1777 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1778 * config/m68hc11/m68hc11.c
1779 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1780 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1781 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1782 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1783 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1784 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1785 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1786 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1787 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1788 (mcore_rtx_costs): update.
1789 * config/score/score3.c (score3_rtx_costs): Update.
1790 * config/score/score7.c (score7_rtx_costs): Update.
1791 * config/score/score3.h (score3_rtx_costs):Update.
1792 * config/score/score7.h (score7_rtx_costs): Update.
1793 * config/score/score.c (score_rtx_costs): Update.
1794 * config/arm/arm.c (arm_address_cost): Update.
1795 (arm_rtx_costs_1): Update.
1796 (arm_rtx_costs_1): Update.
1797 (arm_size_rtx_costs): Update.
1798 (arm_size_rtx_costs): Update.
1799 (arm_size_rtx_costs): Update.
1800 (arm_xscale_rtx_costs): Update.
1801 (arm_thumb_address_cost): Update.
1802 * config/pa/pa.c (hppa_address_cost): Update.
1803 * config/mips/mips.c (mips_rtx_costs): Update.
1804 * config/vax/vax.c (vax_address_cost): Update.
1805 * config/h8300/h8300.c (h8300_shift_costs): Update.
1806 (h8300_rtx_costs): Update.
1807 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1808 (v850_rtx_costs): Update.
1809 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1810 * config/bfin/bfin.c
1811 (bfin_address_cost): Update.
1812 (bfin_rtx_costs): Update.
1813 * stmt.c (lshift_cheap_p): Update.
1815 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1818 * expmed.c (extract_bit_field_1): Check the mode size to make
1819 sure the vector modes have the same size.
1821 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1823 * dojump.c (top level): Include basic-block.h to declare
1824 optimize_insn_for_speed_p
1826 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1828 * opts.h (CL_SAVE): New option class for marking options that are
1829 target specific options usable in the target attribute.
1830 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1832 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1833 can easily find the target specific options that are safe to use
1834 in the attribute or pragma.
1836 * attribs.c (decl_attributes): Change #pragma GCC option to
1837 #pragma GCC target, and attribute((option(...))) to
1838 attribute((target(...))).
1840 * doc/extend.texi (target attribute): Change from option
1841 attribute. Delete push/pop/reset.
1842 (#pragma GCC target): Change from #pragma GCC option. Delete
1844 (#pragma GCC push_options): Document new pragma.
1845 (#pragma GCC pop_options): Document new pragma.
1846 (#pragma GCC reset_options): Document new pragma.
1848 * targhooks.c (default_target_option_valid_attribute_p): Add
1849 warning about port not supporting target attributes.
1850 (default_target_option_pragma_parse): New function, warn about
1851 #pragma GCC target not being supported.
1853 * targhooks.h (default_target_option_pragma_parse): Add
1856 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1857 TI_CURRENT_OPTION_PRAGMA.
1858 (current_target_pragma): Rename from current_option_pragma.
1860 * target.h: (struct target_option): Delete booleans for changing
1861 the optimization level on hot/cold functions. Change signature of
1862 pragma_parse hook to take a second tree.
1864 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1866 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1867 that the declaration is done at global scope.
1869 * langhooks.c (add_builtin_function_common): Move most of the code
1870 from add_builtin_function here, calling the hook passed in.
1871 (add_builtin_function): Call add_builtin_function_common with
1872 standard builtin hook.
1873 (add_builtin_function_ext_scope): New function to add builtins to
1876 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1878 (add_builtin_function_ext_scope): Add declaration.
1880 * c-pragma.c (handle_pragma_target): Rename from
1881 handle_pragma_option, #pragma GCC option is now #pragma GCC
1882 target. Move warning about port not supporting target options to
1883 default pragma parse hook. Remove push/pop/reset from this
1885 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1886 (option_stack): Delete static variable.
1887 (optimize_stack): Ditto.
1888 (optons_stack): New stack of saved target and optimization
1890 (handle_pragma_push_options): New function to handle pushing both
1891 target and optimization options.
1892 (handle_pragma_pop_options): New function to handle popping both
1893 target and optimization options.
1894 (handle_pragma_reset_options): New function to handle resetting
1895 both target and optimization options to their initial state.
1896 (init_pragma): Rename handle_pragma_option to
1897 handle_pragma_target. Add support for push_options, pop_options,
1898 and reset_options pragmas.
1900 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1901 default_target_option_pragma_parse.
1902 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1903 default_target_option_valid_attribute_p.
1904 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1905 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1906 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1907 optimization level on hot/cold functions.
1909 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1910 if the caller and callee have different optimization levels.
1912 * c-common.c (handle_target_attribute): Rename from
1913 handle_option_attribute, attribute((option(...))) is now
1914 attribute((target(...))). Move warning if the port does not
1915 support target attributes to the default hook.
1916 (handle_hot_attribute): Delete code to change the optimization
1917 level of hot functions.
1918 (handle_cold_attribute): Ditto.
1920 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1921 argument that is the binary tree options to use if there are no
1922 arguments. Call ix86_valid_target_attribute_tree instead of
1923 ix86_valid_option_attribute_tree.
1924 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1925 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1926 ix86_pragma_option_parse.
1928 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1929 Rename from ix86_valid_option_attribute_tree.
1931 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1932 new builtins when the ISA changes.
1933 (ix86_valid_target_attribute_tree): Rename from
1934 ix86_valid_option_attribute_tree. Change callers. If the
1935 function specified optimization options, use those as the starting
1936 point before setting up the target attributes. If the
1937 optimization options were changed in the course of setting the
1938 target attributes, record the new optimization options.
1939 (ix86_valid_target_attribute_tree_inner_p): Rename from
1940 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1941 ix86_add_new_builtins if the ISA changed.
1942 (ix86_valid_target_attribute_p): Rename from
1943 ix86_valid_option_attribute_p. Change callers.
1944 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1945 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1946 as delayed builtin functions.
1947 (struct builtin_isa): New structure to record builtin functions
1948 that should be delayed until the ISA for that function is used.
1949 (ix86_builtins_isa): Change from int to struct to track builtin
1950 functions we want to declare at some point.
1951 (def_builtin): If the front end can delay defining the builtin
1952 functions, don't create builtins for ISAs not part of the default
1954 (def_builtin_const): Ditto.
1955 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1956 __builtin_ia32_pcmov_v2di to be different builtin functions.
1957 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1958 a structure instead of an int.
1959 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1960 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1961 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1962 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1964 * config/ia64/ia64.h
1965 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1966 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1968 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1969 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1970 (LANG_HOOKS_INITIALIZER): Add
1971 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1973 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1976 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1977 the reload address with the index register for SFmode
1978 access with a displacement.
1980 2008-08-30 Jan Hubicka <jh@suse.cz>
1982 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1983 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1984 * dojump.c (do_jump): Likewise.
1985 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1986 (note-if_info): Add BRANCH_COST.
1987 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1988 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1989 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1991 * expr.h (BRANCH_COST): Update default.
1992 * predict.c (predictable_edge_p): New function.
1993 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1994 Update BRANCH_COST call.
1995 * basic-block.h (predictable_edge_p): Declare.
1996 * config/alpha/alpha.h (BRANCH_COST): Update.
1997 * config/frv/frv.h (BRANCH_COST): Update.
1998 * config/s390/s390.h (BRANCH_COST): Update.
1999 * config/spu/spu.h (BRANCH_COST): Update.
2000 * config/sparc/sparc.h (BRANCH_COST): Update.
2001 * config/m32r/m32r.h (BRANCH_COST): Update.
2002 * config/i386/i386.h (BRANCH_COST): Update.
2003 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
2004 * config/sh/sh.h (BRANCH_COST): Update.
2005 * config/pdp11/pdp11.h (BRANCH_COST): Update.
2006 * config/avr/avr.h (BRANCH_COST): Update.
2007 * config/crx/crx.h (BRANCH_COST): Update.
2008 * config/xtensa/xtensa.h (BRANCH_COST): Update.
2009 * config/stormy16/stormy16.h (BRANCH_COST): Update.
2010 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
2011 * config/iq2000/iq2000.h (BRANCH_COST): Update.
2012 * config/ia64/ia64.h (BRANCH_COST): Update.
2013 * config/rs6000/rs6000.h (BRANCH_COST): Update.
2014 * config/arc/arc.h (BRANCH_COST): Update.
2015 * config/score/score.h (BRANCH_COST): Update.
2016 * config/arm/arm.h (BRANCH_COST): Update.
2017 * config/pa/pa.h (BRANCH_COST): Update.
2018 * config/mips/mips.h (BRANCH_COST): Update.
2019 * config/vax/vax.h (BRANCH_COST): Update.
2020 * config/h8300/h8300.h (BRANCH_COST): Update.
2021 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
2022 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
2023 * doc/tm.texi (BRANCH_COST): Update.
2025 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
2028 * config/arm/arm.c (arm_optimization_options): Set
2029 flag_section_anchors to 2 instead of 1 to distinguish it from
2030 -fsection-anchors given explicitely on the command line.
2032 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2034 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2035 final insn of a split.
2037 2008-08-30 Jan Hubicka <jh@suse.cz>
2039 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2040 optimized for speed.
2041 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2042 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2043 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2044 flag_gcse_after_reload_set): New static vars.
2045 (common_handle_option): Enable those flags for profile-use.
2046 (decode_options): Remove optimize_size flags that are handled
2047 on higher granuality.
2048 * tree-vectorizer.c (vectorize_loops): Use
2049 optimize_loop_nest_for_speed_p.
2050 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2051 * tree-predcom.c (tree_predictive_commoning): Use
2052 optimize_loop_for_speed_p.
2053 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2054 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2055 * predict.c (optimize_loop_for_speed_p): Fix walk.
2057 2008-08-30 Jan Hubicka <jh@suse.cz>
2059 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2061 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2062 profile presence locally.
2064 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2067 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2068 versions before 4.0.
2070 2008-08-29 Jan Hubicka <jh@suse.cz>
2072 * tree-inline.c (insert_init_stmt): Insert sequence even when
2075 2008-08-29 Jeff Law <law@redhat.com>
2077 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2078 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2079 location and class is an FP register.
2081 2008-08-29 Jan Hubicka <jh@suse.cz>
2083 * see.c (see_merge_one_def_extension): Silence used uninitialized
2085 * matrix-reorg.c (check_allocation_function): Likewise.
2086 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2088 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2091 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2092 compute new & and | in type rather than TREE_TYPE (arg0).
2094 * dwarf2out.c (fortran_common): Update comment.
2095 (gen_variable_die): Swap com_die and var_die variables in Fortran
2096 COMMON block handling code.
2098 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2100 * dwarf2out.c (gen_const_die): New function.
2101 (size_of_die, value_format, output_die): Output larger
2102 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2103 (native_encode_initializer): New function.
2104 (tree_add_const_value_attribute): Call it.
2105 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2107 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2108 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2109 TREE_THIS_VOLATILE to add_type_attribute.
2111 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2113 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2116 * dwarf2out.c (loc_by_reference): New function.
2117 (add_location_or_const_value_attribute): Use it.
2120 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2121 as DW_TAG_variable children of DW_TAG_common_block rather than
2122 DW_TAG_member children. Put DW_AT_external to individual
2123 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2125 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2126 loc_descriptor_from_tree_1.
2130 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2131 arguments to imported_module_or_decl.
2132 (debug_nothing_tree_tree): Removed.
2133 (debug_nothing_tree_tree_tree_bool): New prototype.
2134 * debug.c (do_nothing_debug_hooks): Adjust.
2135 (debug_nothing_tree_tree): Removed.
2136 (debug_nothing_tree_tree_tree_bool): New function.
2137 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2138 (gen_variable_die): Put all common vars for the
2139 same COMMON block under one DW_TAG_common_block.
2140 (declare_in_namespace): Return new context_die, for Fortran
2141 return the module DIE instead of adding extra declarations into
2143 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2144 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2145 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2147 (dwarf2out_global_decl): Don't skip Fortran global vars.
2148 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2149 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2150 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2151 DW_TAG_imported_declaration as child of previous
2152 DW_TAG_imported_module.
2153 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2154 * sdbout.c (sdb_debug_hooks): Likewise.
2155 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2157 2008-08-29 Jan Hubicka <jh@suse.cz>
2159 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2161 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2162 * ipa-cp.c (n_cloning_candidates): New static variable.
2163 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2164 (ipcp_print_all_lattices): Improve debug output.
2165 (ipcp_cloning_candidate_p): New function.
2166 (ipcp_initialize_node_lattices): Use it.
2167 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2168 (ipcp_propagate_stage): Prettier debug output.
2169 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2170 (ipcp_print_all_structures): Remove.
2171 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2172 (ipcp_insert_stage): Prettier debug output; call
2173 cgraph_remove_unreachable_nodes before propagating.
2174 (pass_ipa_cp): Schedule function removal pass.
2175 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2177 (cgraph_maybe_hot_edge_p): Move to ...
2178 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2179 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2180 (common_handle_option): Set them; enable ipa-cp when profiling.
2181 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2182 (ipa_print_all_jump_functions): Likewise.
2183 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2184 (ipa_print_node_params, ipa_print_all_params): New.
2185 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2186 ipa_print_all_param_flags): Remove.
2187 (ipa_print_node_params, ipa_print_all_params): New.
2189 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2191 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2192 change from 2008-04-03.
2193 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2195 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2199 * ira-color.c (push_allocnos_to_stack): Truncate
2200 removed_splay_allocno_vec.
2202 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2205 * ira-color (ira_fast_allocation): Don't assign hard registers to
2208 2008-08-29 Jan Hubicka <jh@suse.cz>
2211 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2212 for cold internal loops.
2214 2008-08-29 Richard Guenther <rguenther@suse.de>
2216 * tree-ssa-structalias.c (create_variable_info_for): Do not
2217 create fields for heap vars or vars with a noalias state.
2218 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2221 2008-08-29 Richard Guenther <rguenther@suse.de>
2223 * common.opt (ftree-store-ccp): Mark as preserved for
2224 backward compatibility.
2225 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2226 * tree-pass.h (pass_store_ccp): Remove.
2227 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2228 (first_vdef): Remove declaration.
2229 (get_value_loaded_by): Likewise.
2230 * tree-ssa-ccp.c (do_store_ccp): Remove.
2231 (get_default_value): Simplify as do_store_ccp is always false
2232 now. Do not initialize mem_ref.
2233 (set_value_varying): Likewise.
2234 (canonicalize_float_value): Likewise.
2235 (set_lattice_value): Likewise.
2236 (likely_value): Likewise.
2237 (surely_varying_stmt_p): Likewise.
2238 (ccp_initialize): Likewise.
2239 (ccp_lattice_meet): Likewise.
2240 (ccp_visit_phi_node): Likewise.
2241 (ccp_fold): Likewise.
2242 (evaluate_stmt): Likewise.
2243 (visit_assignment): Likewise.
2244 (ccp_visit_stmt): Likewise.
2245 (execute_ssa_ccp): Fold into ...
2246 (do_ssa_ccp): ... this.
2247 (do_ssa_store_ccp): Remove.
2248 (gate_store_ccp): Likewise.
2249 (pass_store_ccp): Likewise.
2250 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2252 * tree-ssa-propagate.c (first_vdef): Remove.
2253 (get_value_loaded_by): Likewise.
2254 (replace_vuses_in): Likewise.
2255 (substitute_and_fold): Do not call replace_vuses_in.
2256 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2258 2008-08-29 Richard Guenther <rguenther@suse.de>
2261 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2262 PARAM_NOALIAS tags with is_heapvar.
2263 * tree-ssa-operands.c (access_can_touch_variable): Offset
2264 based tests do not apply for heapvars. Fix offset test.
2266 2008-08-29 Jan Hubicka <jh@suse.cz>
2268 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2269 (-fipa-cp-clone): Enabled by default at -O3.
2270 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2271 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2273 2008-08-29 Jan Hubicka <jh@suse.cz>
2275 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2277 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2279 * gimple.c (giple_copy_call_skip_args): New function.
2280 (giple_copy_call_skip_args): Declare.
2282 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2283 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2284 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2285 (ipcp_create_replace_map): Improve debug output.
2286 (ipcp_need_redirect_p): Return false when not clonning.
2287 (ipcp_update_callgraph): Skip args.
2288 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2290 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2291 (save_inline_function_body): Update call of tree_function_versioning.
2292 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2293 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2294 (tree_function_versioning): Likewise.
2295 * tree-inline.h (tree_function_versioning): Update prototype.
2297 2008-08-29 Jan Hubicka <jh@suse.cz>
2299 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2300 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2301 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2302 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2303 * value-prof.c (gimple_divmod_fixed_value_transform,
2304 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2305 gimple_stringops_transform): Use optimize_bb_for_size_p.
2306 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2307 * final.c (compute_alignments): Use optimize_function_for_size_p.
2308 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2309 (fold_builtin_strcpy, fold_builtin_fputs): Use
2310 optimize_function_for_size_p.
2311 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2312 * recog.c (relax_delay_slots): Likewise.
2313 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2314 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2315 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2316 optimize_function_for_size_p.
2317 (cgraph_decide_inlining_of_small_function): Use
2318 optimize_function_for_size_p.
2319 * global.c (find_reg): Use optimize_function_for_size_p.
2320 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2321 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2322 flag_prefetch_loop_arrays. Those can work it out from profile.
2323 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2324 optimize_loop_for_speed_p.
2325 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2327 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2328 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2329 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2330 * local-alloc.c (block_alloc): Pass BB pointer.
2331 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2332 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2333 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2334 (decide_peel_completely): Likewise.
2335 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2336 optimize_loop_for_size_p.
2337 (vect_enhance_data_refs_alignment): Likewise.
2338 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2339 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2340 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2341 (try_crossjump_bb): Use optimize_bb_for_size_p.
2342 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2343 optimize_loop_for_speed_p.
2344 * bb-reorder.c (find_traces_1_round): Likewise.
2345 (copy_bb): Use optimize_bb_for_speed_p.
2346 (duplicate_computed_gotos): Likewise.
2347 * basic-block.h (optimize_loop_nest_for_size_p,
2348 optimize_loop_nest_for_speed_p): New.
2349 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2351 2008-08-29 Tristan Gingold <gingold@adacore.com>
2353 * gcov.c (main): Call expandargv.
2355 2008-08-29 Jan Hubicka <jh@suse.cz>
2357 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2359 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2361 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2362 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2364 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2366 2008-08-29 Jan Hubicka <jh@suse.cz>
2368 * tree-pass.h (pass_strip_predict_hints): Declare.
2369 * predict.c (strip_builtin_expect): Rename to ...
2370 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2371 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2372 (tree_estimate_probability): Do not strip builtin_expect.
2373 (pass_strip_predict_hints): New pass.
2374 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2376 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2378 2008-08-29 Richard Guenther <rguenther@suse.de>
2380 PR tree-optimization/37207
2381 * tree-vrp.c (extract_range_from_binary_expr): Also try
2382 to constant fold if only one of the operands is a constant.
2384 2008-08-29 Nick Clifton <nickc@redhat.com>
2386 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2387 the same way as SYMBOL_REFs.
2389 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2391 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2393 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2395 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2396 * config/mips/mips.md (branch_likely): Remove const. Fix
2398 (define_delay for type "branch"): Change to only apply for branch
2399 with likely variant.
2400 (define_delay for type "branch" and "branch_likely" no). New delay
2402 (equality_op): New code iterator.
2403 (bbv, bbinv): New code attributes.
2404 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2407 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2408 Andrew Pinski <pinskia@gcc.gnu.org>
2411 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2413 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2415 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2416 rule that a symbolic constant must be defined and >= 0 for the
2417 corresponding facility to be present at compile-time.
2418 * gthr-posix.c: Likewise.
2420 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2422 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2423 * config/mips/mips.md (D): New mode attribute.
2424 (mulsi3, muldi3): Merge it into ...
2425 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2427 (muldi3_mul3): New pattern.
2428 (mulsi3_mult3): Rename to mulsi3_mul3.
2430 2008-08-28 Jan Hubicka <jh@suse.cz>
2432 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2434 * predict.c (always_optimize_for_size_p): Rename to ...
2435 (optimize_function_for_size): ... this one; make extern.
2436 (optimize_function_for_speed_p): New.
2437 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2438 optimize_edge_for_size_p,optimize_edge_for_size_p,
2439 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2440 * basic-block.h (optimize_function_for_size_p,
2441 optimize_function_for_speed_p): Declare.
2442 * i386.md (optimize_size checks): Replace them by appropriate
2444 (standard_80387_constant_p, ix86_compute_frame_layout,
2445 ix86_expand_epilogue, ix86_decompose_address,
2446 print_operand, emit_i387_cw_initialization,
2447 inline_memory_move_cost, ix86_pad_returns,
2448 ix86_reorg): Replace optimize_size checks.
2450 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2452 * rtl.h (simplify_subreg_regno): Declare.
2453 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2454 * simplify-rtx.c (simplify_subreg): ...here.
2455 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2456 subreg_offset_representable_p.
2458 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2461 * c-typeck.c (convert_for_assignment): Give a note describing what
2462 was passed and what was expected.
2464 2008-08-28 Joey Ye <joey.ye@intel.com>
2466 * doc/extend.texi: Document AVX built-in functions.
2467 * doc/invoke.texi: Document -mavx.
2469 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2470 Joey Ye <joey.ye@intel.com>
2471 Xuepeng Guo <xuepeng.guo@intel.com>
2473 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2475 * config/i386/cpuid.h (bit_FMA): New.
2476 (bit_XSAVE): Likewise.
2477 (bit_OSXSAVE): Likewise.
2478 (bit_AVX): Likewise.
2480 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2481 define. Use ASM_OUTPUT_AVX_PREFIX.
2483 * config/i386/gmmintrin.h: New.
2485 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2486 (OPTION_MASK_ISA_AVX_SET): New.
2487 (OPTION_MASK_ISA_FMA_SET): Likewise.
2488 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2489 (OPTION_MASK_ISA_FMA_SET): Likewise.
2490 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2491 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2492 (pta_flags): Add PTA_AVX and PTA_FMA.
2493 (override_options): Handle PTA_AVX and PTA_FMA.
2494 (init_cumulative_args): Handle warn_avx.
2495 (classify_argument): Return 0 for COImode and OImode. Return
2496 1 and X86_64_AVX_CLASS for 256bit vector types.
2497 (examine_argument): Handle X86_64_AVX_CLASS.
2498 (construct_container): Likewise.
2499 (function_arg_advance_32): Pass OImode and 256bit vector types
2501 (function_arg_advance_64): Take a new argument to indicate if a
2502 parameter is named. Handle 256bit vector types. Return
2503 immediately for unnamed 256bit vector mode parameters.
2504 (function_arg_advance): Updated.
2505 (function_arg_32): Add comments for TImode. Handle OImode
2506 and 256bit vector types.
2507 (function_arg_64): Take a new argument to indicate if a
2508 parameter is named. Handle 256bit vector types. Return NULL
2509 for unnamed 256bit vector mode parameters.
2510 (function_arg): Updated.
2511 (setup_incoming_varargs_64): Support
2512 AVX encoding for *sse_prologue_save_insn.
2513 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2514 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2515 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2516 enabled, otherwise return -3.
2517 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2519 (print_reg): Support AVX registers. Handle 'x' and 't'.
2520 Handle 'd' to duplicate the operand.
2521 (print_operand): Likewise. Also support AVX vector compare
2523 (output_387_binary_op): Support AVX.
2524 (output_fp_compare): Likewise.
2525 (ix86_expand_vector_move_misalign): Likewise.
2526 (ix86_attr_length_vex_default): New.
2527 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2528 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2529 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2530 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2531 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2532 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2533 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2534 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2535 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2536 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2537 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2538 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2539 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2540 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2541 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2542 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2543 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2544 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2545 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2546 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2547 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2548 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2549 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2550 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2551 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2552 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2553 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2554 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2555 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2556 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2557 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2558 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2559 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2560 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2561 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2562 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2563 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2564 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2565 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2566 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2567 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2568 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2569 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2570 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2571 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2572 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2573 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2574 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2575 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2576 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2577 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2578 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2579 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2580 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2581 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2582 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2583 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2584 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2585 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2586 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2587 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2588 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2589 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2590 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2591 and IX86_BUILTIN_MOVMSKPS256,
2592 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2593 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2594 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2595 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2596 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2597 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2598 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2599 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2600 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2601 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2602 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2603 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2604 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2605 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2606 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2607 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2608 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2609 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2610 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2611 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2612 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2613 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2614 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2615 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2616 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2617 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2618 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2619 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2620 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2621 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2622 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2623 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2624 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2625 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2626 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2627 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2628 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2629 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2630 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2631 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2632 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2633 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2634 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2635 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2636 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2637 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2638 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2639 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2640 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2641 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2642 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2643 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2644 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2645 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2646 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2647 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2648 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2649 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2651 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2652 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2653 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2654 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2655 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2656 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2657 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2658 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2659 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2660 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2661 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2662 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2663 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2664 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2665 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2666 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2667 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2668 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2669 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2670 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2671 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2672 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2673 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2674 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2675 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2676 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2677 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2678 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2679 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2680 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2681 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2682 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2683 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2684 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2685 IX86_BUILTIN_MOVMSKPS256.
2686 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2687 (ix86_expand_args_builtin): Likewise.
2688 (ix86_expand_special_args_builtin): Likewise.
2689 (ix86_hard_regno_mode_ok): Handle AVX modes.
2690 (ix86_expand_vector_init_duplicate): Likewise.
2691 (ix86_expand_vector_init_one_nonzero): Likewise.
2692 (ix86_expand_vector_init_one_var): Likewise.
2693 (ix86_expand_vector_init_concat): Likewise.
2694 (ix86_expand_vector_init_general): Likewise.
2695 (ix86_expand_vector_set): Likewise.
2696 (ix86_vector_mode_supported_p): Likewise.
2697 (x86_extended_reg_mentioned_p): Check INSN_P before using
2700 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2701 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2703 * config/i386/i386.h (TARGET_AVX): New.
2704 (TARGET_FMA): Likewise.
2705 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2706 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2707 (VALID_AVX256_REG_MODE): New.
2708 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2709 (AVX_FLOAT_MODE_P): Likewise.
2710 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2711 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2712 (AVX_VEC_FLOAT_MODE_P): Likewise.
2713 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2714 (ASM_OUTPUT_OPCODE): Likewise.
2715 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2717 (SSE_REG_MODE_P): Allow 256bit vector modes.
2718 (ix86_args): Add a warn_avx field.
2720 * config/i386/i386.md (UNSPEC_PCMP): New.
2721 (UNSPEC_VPERMIL): Likewise.
2722 (UNSPEC_VPERMIL2): Likewise.
2723 (UNSPEC_VPERMIL2F128): Likewise.
2724 (UNSPEC_MASKLOAD): Likewise.
2725 (UNSPEC_MASKSTORE): Likewise.
2726 (UNSPEC_CAST): Likewise.
2727 (UNSPEC_VTESTP): Likewise.
2728 (UNSPECV_VZEROALL): Likewise.
2729 (UNSPECV_VZEROUPPER): Likewise.
2730 (XMM0_REG): Likewise.
2731 (XMM1_REG): Likewise.
2732 (XMM2_REG): Likewise.
2733 (XMM3_REG): Likewise.
2734 (XMM4_REG): Likewise.
2735 (XMM5_REG): Likewise.
2736 (XMM6_REG): Likewise.
2737 (XMM8_REG): Likewise.
2738 (XMM9_REG): Likewise.
2739 (XMM10_REG): Likewise.
2740 (XMM11_REG): Likewise.
2741 (XMM12_REG): Likewise.
2742 (XMM13_REG): Likewise.
2743 (XMM14_REG): Likewise.
2744 (XMM15_REG): Likewise.
2746 (prefix_vex_imm8): Likewise.
2747 (prefix_vex_w): Likewise.
2748 (length_vex): Likewise.
2751 (*avx_ashlti3): Likewise.
2752 (*avx_lshrti3): Likewise.
2753 (*avx_setcc<mode>): Likewise.
2754 (*fop_<mode>_comm_mixed_avx): Likewise.
2755 (*fop_<mode>_comm_avx): Likewise.
2756 (*fop_<mode>_1_mixed_avx): Likewise.
2757 (*fop_<mode>_1_avx): Likewise.
2758 (*avx_<code><mode>3): Likewise.
2759 (*avx_ieee_smin<mode>3): Likewise.
2760 (*avx_ieee_smax<mode>3): Likewise.
2761 (mode): Add OI, V8SF and V4DF.
2762 (length): Support VEX prefix.
2763 (*cmpfp_i_mixed): Set prefix attribute.
2764 (*cmpfp_i_sse): Likewise.
2765 (*cmpfp_iu_mixed): Likewise.
2766 (*cmpfp_iu_sse): Likewise.
2767 (*movsi_1): Support AVX.
2768 (*movdi_2): Likewise.
2769 (*movdi_1_rex64): Likewise.
2770 (*movti_internal): Likewise.
2771 (*movti_rex64): Likewise.
2772 (*movsf_1): Likewise.
2773 (*movdf_nointeger): Likewise.
2774 (*movdf_integer_rex64): Likewise.
2775 (*movtf_internal): Likewise.
2776 (zero_extendsidi2_32): Likewise.
2777 (zero_extendsidi2_rex64): Likewise.
2778 (*extendsfdf2_mixed): Likewise.
2779 (*extendsfdf2_sse): Likewise.
2780 (*truncdfsf_fast_mixed): Likewise.
2781 (*truncdfsf_fast_sse): Likewise.
2782 (*truncdfsf_mixed): Likewise.
2783 (fix_trunc<mode>di_sse): Likewise.
2784 (fix_trunc<mode>si_sse): Likewise.
2785 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2786 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2787 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2788 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2789 (*rcpsf2_sse): Likewise.
2790 (*rsqrtsf2_sse): Likewise.
2791 (*sqrt<mode>2_sse): Likewise.
2792 (sse4_1_round<mode>2): Likewise.
2793 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2794 Support AVX. Set length attribute properly for AVX.
2796 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2797 (VECTOR_MODES (FLOAT, 32)): Likewise.
2798 (VECTOR_MODE (INT, DI, 8)): Likewise.
2799 (VECTOR_MODE (INT, HI, 32)): Likewise.
2800 (VECTOR_MODE (INT, QI, 64)): Likewise.
2801 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2802 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2803 (VECTOR_MODE (INT, DI, 4)): Removed.
2804 (VECTOR_MODE (INT, SI, 8)): Likewise.
2805 (VECTOR_MODE (INT, HI, 16)): Likewise.
2806 (VECTOR_MODE (INT, QI, 32)): Likewise.
2807 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2808 (INT_MODE (OI, 32)): Likewise.
2810 * config/i386/i386.opt (mavx): New.
2813 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2815 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2816 (*mov<mode>_internal_avx): New.
2817 (*movv2sf_internal_rex64_avx): Likewise.
2818 (*movv2sf_internal_avx): Likewise.
2820 * config/i386/predicates.md (const_4_to_5_operand): New.
2821 (const_6_to_7_operand): Likewise.
2822 (const_8_to_11_operand): Likewise.
2823 (const_12_to_15_operand): Likewise.
2824 (avx_comparison_float_operator): Likewise.
2826 * config/i386/sse.md (AVX256MODEI): New.
2827 (AVX256MODE): Likewise.
2828 (AVXMODEQI): Likewise.
2829 (AVXMODE): Likewise.
2830 (AVX256MODEF2P): Likewise.
2831 (AVX256MODE2P): Likewise.
2832 (AVX256MODE4P): Likewise.
2833 (AVX256MODE8P): Likewise.
2834 (AVXMODEF2P): Likewise.
2835 (AVXMODEF4P): Likewise.
2836 (AVXMODEDCVTDQ2PS): Likewise.
2837 (AVXMODEDCVTPS2DQ): Likewise.
2838 (avxvecmode): Likewise.
2839 (avxvecpsmode): Likewise.
2840 (avxhalfvecmode): Likewise.
2841 (avxscalarmode): Likewise.
2842 (avxcvtvecmode): Likewise.
2843 (avxpermvecmode): Likewise.
2844 (avxmodesuffixf2c): Likewise.
2845 (avxmodesuffixp): Likewise.
2846 (avxmodesuffixs): Likewise.
2847 (avxmodesuffix): Likewise.
2848 (vpermilbits): Likewise.
2849 (pinsrbits): Likewise.
2850 (mov<mode>): Likewise.
2851 (*mov<mode>_internal): Likewise.
2852 (push<mode>1): Likewise.
2853 (movmisalign<mode>): Likewise.
2854 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2855 (avx_movdqu<avxmodesuffix>): Likewise.
2856 (avx_lddqu<avxmodesuffix>): Likewise.
2857 (<plusminus_insn><mode>3): Likewise.
2858 (*avx_<plusminus_insn><mode>3): Likewise.
2859 (*avx_vm<plusminus_insn><mode>3): Likewise.
2860 (mul<mode>3): Likewise.
2861 (*avx_mul<mode>3): Likewise.
2862 (*avx_vmmul<mode>3): Likewise.
2863 (divv8sf3): Likewise.
2864 (divv4df3): Likewise.
2865 (avx_div<mode>3): Likewise.
2866 (*avx_div<mode>3): Likewise.
2867 (*avx_vmdiv<mode>3): Likewise.
2868 (avx_rcpv8sf2): Likewise.
2869 (*avx_vmrcpv4sf2): Likewise.
2870 (sqrtv8sf2): Likewise.
2871 (avx_sqrtv8sf2): Likewise.
2872 (*avx_vmsqrt<mode>2): Likewise.
2873 (rsqrtv8sf2): Likewise.
2874 (avx_rsqrtv8sf2): Likewise.
2875 (*avx_vmrsqrtv4sf2): Likewise.
2876 (<code><mode>3): Likewise.
2877 (*avx_<code><mode>3_finite): Likewise.
2878 (*avx_<code><mode>3): Likewise.
2879 (*avx_vm<code><mode>3): Likewise.
2880 (*avx_ieee_smin<mode>3): Likewise.
2881 (*avx_ieee_smax<mode>3): Likewise.
2882 (avx_addsubv8sf3): Likewise.
2883 (avx_addsubv4df3): Likewise.
2884 (*avx_addsubv4sf3): Likewise.
2885 (*avx_addsubv2df3): Likewise.
2886 (avx_h<plusminus_insn>v4df3): Likewise.
2887 (avx_h<plusminus_insn>v8sf3): Likewise.
2888 (*avx_h<plusminus_insn>v4sf3): Likewise.
2889 (*avx_h<plusminus_insn>v2df3): Likewise.
2890 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2891 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2892 (*avx_maskcmp<mode>3): Likewise.
2893 (avx_nand<mode>3): Likewise.
2894 (*avx_<code><mode>3): Likewise.
2895 (*avx_nand<mode>3): Likewise.
2896 (*avx_<code><mode>3): Likewise.
2897 (*avx_cvtsi2ss): Likewise.
2898 (*avx_cvtsi2ssq): Likewise.
2899 (*avx_cvtsi2sd): Likewise.
2900 (*avx_cvtsi2sdq): Likewise.
2901 (*avx_cvtsd2ss): Likewise.
2902 (avx_cvtss2sd): Likewise.
2903 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2904 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2905 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2906 (*avx_cvtsi2sd): Likewise.
2907 (*avx_cvtsi2sdq): Likewise.
2908 (avx_cvtdq2pd256): Likewise.
2909 (avx_cvtpd2dq256): Likewise.
2910 (avx_cvttpd2dq256): Likewise.
2911 (*avx_cvtsd2ss): Likewise.
2912 (*avx_cvtss2sd): Likewise.
2913 (avx_cvtpd2ps256): Likewise.
2914 (avx_cvtps2pd256): Likewise.
2915 (*avx_movhlps): Likewise.
2916 (*avx_movlhps): Likewise.
2917 (avx_unpckhps256): Likewise.
2918 (*avx_unpckhps): Likewise.
2919 (avx_unpcklps256): Likewise.
2920 (*avx_unpcklps): Likewise.
2921 (avx_movshdup256): Likewise.
2922 (avx_movsldup256): Likewise.
2923 (avx_shufps256): Likewise.
2924 (avx_shufps256_1): Likewise.
2925 (*avx_shufps_<mode>): Likewise.
2926 (*avx_loadhps): Likewise.
2927 (*avx_storelps): Likewise.
2928 (*avx_loadlps): Likewise.
2929 (*avx_movss): Likewise.
2930 (*vec_dupv4sf_avx): Likewise.
2931 (*vec_concatv2sf_avx): Likewise.
2932 (*vec_concatv4sf_avx): Likewise.
2933 (*vec_setv4sf_0_avx): Likewise.
2934 (*vec_setv4sf_avx): Likewise.
2935 (*avx_insertps): Likewise.
2936 (avx_vextractf128<mode>): Likewise.
2937 (vec_extract_lo_<mode>): Likewise.
2938 (vec_extract_hi_<mode>): Likewise.
2939 (vec_extract_lo_<mode>): Likewise.
2940 (vec_extract_hi_<mode>): Likewise.
2941 (vec_extract_lo_v16hi): Likewise.
2942 (vec_extract_hi_v16hi): Likewise.
2943 (vec_extract_lo_v32qi): Likewise.
2944 (vec_extract_hi_v32qi): Likewise.
2945 (avx_unpckhpd256): Likewise.
2946 (*avx_unpckhpd): Likewise.
2947 (avx_movddup256): Likewise.
2948 (*avx_movddup): Likewise.
2949 (avx_unpcklpd256): Likewise.
2950 (*avx_unpcklpd): Likewise.
2951 (avx_shufpd256): Likewise.
2952 (avx_shufpd256_1): Likewise.
2953 (*avx_punpckhqdq): Likewise.
2954 (*avx_punpcklqdq): Likewise.
2955 (*avx_shufpd_<mode>): Likewise.
2956 (*avx_storehpd): Likewise.
2957 (*avx_loadhpd): Likewise.
2958 (*avx_loadlpd): Likewise.
2959 (*avx_movsd): Likewise.
2960 (*vec_concatv2df_avx): Likewise.
2961 (*avx_<plusminus_insn><mode>3): Likewise.
2962 (*avx_<plusminus_insn><mode>3): Likewise.
2963 (*avx_mulv8hi3): Likewise.
2964 (*avxv8hi3_highpart): Likewise.
2965 (*avx_umulv8hi3_highpart): Likewise.
2966 (*avx_umulv2siv2di3): Likewise.
2967 (*avx_mulv2siv2di3): Likewise.
2968 (*avx_pmaddwd): Likewise.
2969 (*avx_mulv4si3): Likewise.
2970 (*avx_ashr<mode>3): Likewise.
2971 (*avx_lshr<mode>3): Likewise.
2972 (*avx_ashl<mode>3): Likewise.
2973 (*avx_<code><mode>3): Likewise.
2974 (*avx_eq<mode>3): Likewise.
2975 (*avx_gt<mode>3): Likewise.
2976 (*avx_nand<mode>3): Likewise.
2977 (*avx_nand<mode>3): Likewise.
2978 (*avx_<code><mode>3): Likewise.
2979 (*avx_<code><mode>3): Likewise.
2980 (*avx_packsswb): Likewise.
2981 (*avx_packssdw): Likewise.
2982 (*avx_packuswb): Likewise.
2983 (*avx_punpckhbw): Likewise.
2984 (*avx_punpcklbw): Likewise.
2985 (*avx_punpckhwd): Likewise.
2986 (*avx_punpcklwd): Likewise.
2987 (*avx_punpckhdq): Likewise.
2988 (*avx_punpckldq): Likewise.
2989 (*avx_pinsr<avxmodesuffixs>): Likewise.
2990 (*avx_pinsrq): Likewise.
2991 (*avx_loadld): Likewise.
2992 (*vec_extractv2di_1_rex64_avx): Likewise.
2993 (*vec_extractv2di_1_avx): Likewise.
2994 (*vec_dupv2di_avx): Likewise.
2995 (*vec_concatv2si_avx): Likewise.
2996 (*vec_concatv4si_1_avx): Likewise.
2997 (*vec_concatv2di_avx): Likewise.
2998 (*vec_concatv2di_rex64_avx): Likewise.
2999 (*avx_uavgv16qi3): Likewise.
3000 (*avx_uavgv8hi3): Likewise.
3001 (*avx_psadbw): Likewise.
3002 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
3003 (*avx_phaddwv8hi3): Likewise.
3004 (*avx_phadddv4si3): Likewise.
3005 (*avx_phaddswv8hi3): Likewise.
3006 (*avx_phsubwv8hi3): Likewise.
3007 (*avx_phsubdv4si3): Likewise.
3008 (*avx_phsubswv8hi3): Likewise.
3009 (*avx_pmaddubsw128): Likewise.
3010 (*avx_pmulhrswv8hi3): Likewise.
3011 (*avx_pshufbv16qi3): Likewise.
3012 (*avx_psign<mode>3): Likewise.
3013 (*avx_palignrti): Likewise.
3014 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3015 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3016 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3017 (*avx_mpsadbw): Likewise.
3018 (*avx_packusdw): Likewise.
3019 (*avx_pblendvb): Likewise.
3020 (*avx_pblendw): Likewise.
3021 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3022 (avx_ptest256): Likewise.
3023 (avx_roundp<avxmodesuffixf2c>256): Likewise.
3024 (*avx_rounds<ssemodesuffixf2c>): Likewise.
3025 (*avx_aesenc): Likewise.
3026 (*avx_aesenclast): Likewise.
3027 (*avx_aesdec): Likewise.
3028 (*avx_aesdeclast): Likewise.
3029 (avx_vzeroupper): Likewise.
3030 (avx_vzeroupper_rex64): Likewise.
3031 (avx_vpermil<mode>): Likewise.
3032 (avx_vpermilvar<mode>3): Likewise.
3033 (avx_vpermil2<mode>3): Likewise.
3034 (avx_vperm2f128<mode>3): Likewise.
3035 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3036 (avx_vbroadcastss256): Likewise.
3037 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3038 (avx_vinsertf128<mode>): Likewise.
3039 (vec_set_lo_<mode>): Likewise.
3040 (vec_set_hi_<mode>): Likewise.
3041 (vec_set_lo_<mode>): Likewise.
3042 (vec_set_hi_<mode>): Likewise.
3043 (vec_set_lo_v16hi): Likewise.
3044 (vec_set_hi_v16hi): Likewise.
3045 (vec_set_lo_v32qi): Likewise.
3046 (vec_set_hi_v32qi): Likewise.
3047 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3048 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3049 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3050 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3051 (vec_init<mode>): Likewise.
3052 (*vec_concat<mode>_avx): Likewise.
3053 (blendbits): Support V8SF and V4DF.
3054 (sse2_movq128): Support AVX.
3055 (<sse>_movnt<mode>): Likewise.
3056 (sse2_movntv2di): Likewise.
3057 (sse_rcpv4sf2): Likewise.
3058 (sse_sqrtv4sf2): Likewise.
3059 (sse_rsqrtv4sf2): Likewise.
3060 (<sse>_comi): Likewise.
3061 (<sse>_ucomi): Likewise.
3062 (sse_cvtss2si): Likewise.
3063 (sse_cvtss2si_2): Likewise.
3064 (sse_cvtss2siq): Likewise.
3065 (sse_cvtss2siq_2): Likewise.
3066 (sse_cvttss2si): Likewise.
3067 (sse_cvttss2siq): Likewise.
3068 (sse2_cvtsd2si): Likewise.
3069 (sse2_cvtsd2si_2): Likewise.
3070 (sse2_cvtsd2siq): Likewise.
3071 (sse2_cvtsd2siq_2): Likewise.
3072 (sse2_cvttsd2si): Likewise.
3073 (sse2_cvttsd2siq): Likewise.
3074 (sse2_cvtdq2pd): Likewise.
3075 (*sse2_cvtpd2dq): Likewise.
3076 (*sse2_cvttpd2dq): Likewise.
3077 (*sse2_cvtpd2ps): Likewise.
3078 (sse2_cvtps2pd): Likewise.
3079 (sse3_movshdup): Likewise.
3080 (sse3_movsldup): Likewise.
3081 (sse_storehps): Likewise.
3082 (*sse4_1_extractps): Likewise.
3083 (sse2_storelpd): Likewise.
3084 (vec_dupv2df_sse3): Likewise.
3085 (*vec_concatv2df_sse3): Likewise.
3086 (*sse4_1_pextrb): Likewise.
3087 (*sse4_1_pextrb_memory): Likewise.
3088 (*sse2_pextrw): Likewise.
3089 (*sse4_1_pextrw_memory): Likewise.
3090 (*sse4_1_pextrd): Likewise.
3091 (*sse4_1_pextrq): Likewise.
3092 (sse2_pshufd_1): Likewise.
3093 (sse2_pshuflw_1): Likewise.
3094 (sse2_pshufhw_1): Likewise.
3095 (*sse2_storeq_rex64): Likewise.
3096 (*vec_dupv4si): Likewise.
3097 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3098 (sse2_pmovmskb): Likewise.
3099 (*sse2_maskmovdqu): Likewise.
3100 (*sse2_maskmovdqu_rex64): Likewise.
3101 (sse_ldmxcsr): Likewise.
3102 (sse_stmxcsr): Likewise.
3103 (abs<mode>2): Likewise.
3104 (sse4_1_movntdqa): Likewise.
3105 (sse4_1_phminposuw): Likewise.
3106 (sse4_1_extendv8qiv8hi2): Likewise.
3107 (*sse4_1_extendv8qiv8hi2): Likewise.
3108 (sse4_1_extendv4qiv4si2): Likewise.
3109 (*sse4_1_extendv4qiv4si2): Likewise.
3110 (sse4_1_extendv2qiv2di2): Likewise.
3111 (*sse4_1_extendv2qiv2di2): Likewise.
3112 (sse4_1_extendv4hiv4si2): Likewise.
3113 (*sse4_1_extendv4hiv4si2): Likewise.
3114 (sse4_1_extendv2hiv2di2): Likewise.
3115 (*sse4_1_extendv2hiv2di2): Likewise.
3116 (sse4_1_extendv2siv2di2): Likewise.
3117 (*sse4_1_extendv2siv2di2): Likewise.
3118 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3119 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3120 (sse4_1_zero_extendv4qiv4si2): Likewise.
3121 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3122 (sse4_1_zero_extendv2qiv2di2): Likewise.
3123 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3124 (sse4_1_zero_extendv4hiv4si2): Likewise.
3125 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3126 (sse4_1_zero_extendv2hiv2di2): Likewise.
3127 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3128 (sse4_1_zero_extendv2siv2di2): Likewise.
3129 (*sse4_1_zero_extendv2siv2di2): Likewise.
3130 (sse4_1_ptest): Likewise.
3131 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3132 (sse4_2_pcmpestri): Likewise.
3133 (sse4_2_pcmpestrm): Likewise.
3134 (sse4_2_pcmpistri): Likewise.
3135 (sse4_2_pcmpistrm): Likewise.
3137 (aeskeygenassist): Likewise.
3139 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3141 * config/i386/predicates.md (vzeroall_operation): New.
3143 * config/i386/sse.md (avx_vzeroall): New.
3144 (*avx_vzeroall): Likewise.
3146 2008-08-28 Paul Brook <paul@codesourcery.com>
3147 Mark Shinwell <shinwell@codesourcery.com>
3148 Richard Earnshaw <richard.earnshaw@arm.com>
3150 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3151 (TARGET_MIN_ANCHOR_OFFSET): New.
3152 (arm_override_options): Set correct anchor ranges for Thumb-1
3153 and Thumb-2 if required.
3154 (legitimize_pic_address): Handle case involving a TLS symbol
3155 reference with an addend.
3156 (arm_optimization_options): Enable section anchors at -O1 and
3158 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3159 * config/arm/arm-protos.h (arm_optimization_options): New.
3161 2008-08-28 Nick Clifton <nickc@redhat.com>
3163 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3164 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3167 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3168 * config/v850/v850.md (return): Remove frame size restriction.
3170 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3172 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3174 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3176 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3178 2008-08-28 Paul Brook <paul@codesourcery.com>
3180 * config/arm/vfp11.md: Update license notice.
3181 * config/arm/cortex-r4.md: Ditto.
3183 2008-08-28 Richard Guenther <rguenther@suse.de>
3185 PR tree-optimization/37207
3186 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3189 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3192 * tree.c (int_fits_type_p): Don't forget unsigned integers
3193 of type sizetype which higher end word equals -1.
3195 2008-08-28 Ira Rosen <irar@il.ibm.com>
3197 * target.h (struct vectorize): Add new target builtin.
3198 * tree-vectorizer.c (destroy_loop_vec_info): Call
3199 vect_free_slp_instance instead of vect_free_slp_node.
3200 * tree-vectorizer.h (enum slp_load_perm_type): New.
3201 (struct _slp_instance): Add new fields.
3202 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3203 (SLP_INSTANCE_LOADS): New.
3204 (vect_free_slp_tree): Remove.
3205 (vect_free_slp_instance): Declare.
3206 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3207 (vectorizable_load): Add argument.
3208 (vect_transform_slp_perm_load): New.
3209 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3211 (vect_get_place_in_interleaving_chain): New function.
3212 (vect_free_slp_tree): Make static.
3213 (vect_free_slp_instance): New function.
3214 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3215 collect the load location in the interleaving chain.
3216 (vect_supported_slp_permutation_p): New function.
3217 (vect_supported_load_permutation_p): Likewise.
3218 (vect_analyze_slp_instance): In case of loads permutation, call
3219 vect_supported_load_permutation_p to check that the permutation is
3221 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3222 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3223 (vect_create_mask_and_perm): New function.
3224 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3225 (vectorizable_load): Add an argument. Don't keep the created vectors
3226 statements in the node if permutation is required. Call
3227 vect_transform_slp_perm_load to generate the permutation.
3228 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3229 additional argument.
3230 (vect_schedule_slp_instance): In case of loads permutation, allocate
3231 vectorized statements structure for all the related SLP nodes. Call
3232 vect_transform_stmt with addditional argument.
3233 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3234 * config/spu/spu.c (spu_builtin_vec_perm): New.
3235 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3236 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3237 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3238 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3240 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3242 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3243 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3244 __gthread_cond_signal, __gthread_cond_timedwait,
3245 __gthread_cond_timedwait_recursive): New functions.
3246 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3248 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3251 2008-08-28 Richard Guenther <rguenther@suse.de>
3254 * fold-const.c (maybe_canonicalize_comparison_1): Require
3255 undefined overflow only for canonicalizing A +- CST cmp CST.
3256 Make sure to not generate new constants that are not inside
3257 their TYPE_MIN/MAX_VALUE range.
3258 (maybe_canonicalize_comparison): Remove undefined overflow
3260 (fold_binary): Remove now duplicate folding.
3262 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3264 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3265 use not updated in the last change.
3267 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3269 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3270 (IRA_COVER_CLASSES): Add FPUL_REGS.
3272 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3275 * c-common.c (conversion_warning): Check for null operands.
3277 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3280 * c-decl.c (check_for_loop_decls): Improve error message. Give
3283 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3286 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3287 (convert_for_assignment): Pass corrent OPT_W* parameter to
3288 WARN_FOR_ASSIGNMENT.
3290 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3293 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3295 2008-08-27 Paul Brook <paul@codesourcery.com>
3297 * config.gcc: Loosen checks for arm uclinux eabi targets.
3299 2008-08-27 Paul Brook <paul@codesourcery.com>
3301 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3303 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3305 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3307 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3308 the enumerators of an ENUMERAL_TYPE.
3309 * dbxout.c (dbxout_type): Ditto.
3311 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3314 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3315 (fwprop_addr): Check that the loop_father is not the outer loop.
3317 2008-08-26 Paul Brook <paul@codesourcery.com>
3319 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3320 Remove documentation entry for fmul type.
3321 Use fmuls to annotate single-precision multiplication patterns,
3322 fmuld to annotate double-precision multiplication patterns,
3323 fmacs to annotate single-precision multiply-accumulate patterns
3324 and fmacd to annotate double-precision multiply-accumulate patterns.
3325 * config/arm/vfp11.md: Update reservations accordingly.
3326 * config/arm/arm.md: Note that certain values of the "type"
3327 attribute are documented in vfp.md.
3328 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3329 (v10_cvt): Use new fmul types.
3331 2008-08-26 Paul Brook <paul@codesourcery.com>
3333 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3334 * config/arm/vfp11.md: ...here. New.
3335 * config/arm/arm.md: Include vfp11.md.
3337 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3339 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3340 parameter to inform call.
3342 2008-08-26 Jeff Law <law@redhat.com>
3344 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3345 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3346 preferred class when copying a constant into a partial word register.
3348 2008-08-26 Ben Elliston <bje@au.ibm.com>
3350 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3351 * cp/typeck.c: Likewise.
3352 * cp/tree.c: Likewise.
3353 * gimple-low.c: Likewise.
3356 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3358 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3359 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3361 * doc/passes.texi: Describe IRA.
3363 * doc/tm.texi (IRA_COVER_CLASSES,
3364 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3366 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3367 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3368 -fira-propagate-cost, -fno-ira-share-save-slots,
3369 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3371 * flags.h (ira_algorithm): New enumeration.
3372 (flag_ira_algorithm, flag_ira_verbose): New external variable
3375 * postreload.c (gate_handle_postreload): Don't do post reload
3376 optimizations unless the reload is completed.
3378 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3381 * tree-pass.h (pass_ira): New external variable declaration.
3383 * reload.h: Add 2008 to the Copyright.
3385 * cfgloopanal.c: Include params.h.
3386 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3389 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3391 * toplev.c (ira.h): New include.
3392 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3393 (backend_init_target): Call ira_init.
3394 (backend_init): Call ira_init_once.
3395 (finalize): Call finish_ira_once.
3397 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3398 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3401 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3402 may_move_out_cost): New external variable declarations.
3403 (move_table): New typedef.
3405 * caller-save.c: Include headers output.h and ira.h.
3406 (no_caller_save_reg_set): New global variable.
3407 (save_slots_num, save_slots): New variables.
3408 (reg_save_code, reg_restore_code, add_stored_regs): Add
3410 (init_caller_save): Set up no_caller_save_reg_set.
3411 (init_save_areas): Reset save_slots_num.
3412 (saved_hard_reg): New structure.
3413 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3414 (initiate_saved_hard_regs, new_saved_hard_reg,
3415 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3417 (setup_save_areas): Add code for sharing stack slots.
3418 (all_blocks): New variable.
3419 (save_call_clobbered_regs): Process pseudo-register too.
3420 (mark_set_regs): Process pseudo-register too.
3421 (insert_one_insn): Put the insn after bb note in a empty basic
3422 block. Add insn check.
3424 * global.c (eliminable_regset): Make it external.
3425 (mark_elimination): Use DF_LR_IN for IRA.
3426 (pseudo_for_reload_consideration_p): New.
3427 (build_insn_chain): Make it external. Don't ignore spilled
3428 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3429 (gate_handle_global_alloc): New function.
3430 (pass_global_alloc): Add the gate function.
3432 * opts.c (decode_options): Set up flag_ira. Print the warning for
3434 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3436 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3438 * regmove.c (regmove_optimize): Don't do replacement of output for
3441 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3442 New external variable declarations.
3444 * local-alloc.c (update_equiv_regs): Make it external. Return
3445 true if jump label rebuilding should be done. Rescan new_insn for
3447 (gate_handle_local_alloc): New function.
3448 (pass_local_alloc): Add the gate function.
3450 * alias.c (value_addr_p, stack_addr_p): New functions.
3451 (nonoverlapping_memrefs_p): Use them for IRA.
3453 * common.opt (fira, fira-algorithm, fira-coalesce,
3454 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3455 fira-verbose): New options.
3457 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3458 move_cost, may_move_in_cost, may_move_out_cost): Make the
3460 (move_table): Remove typedef.
3461 (init_move_cost): Make it external.
3462 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3465 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3466 setup_reg_classes): New function prototypes.
3467 (eliminable_regset): New external variable declaration.
3468 (build_insn_chain, update_equiv_regs): New function prototypes.
3470 * Makefile.in (IRA_INT_H): New definition.
3471 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3472 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3473 (reload1.o, toplev.o): Add dependence on ira.h.
3474 (cfgloopanal.o): Add PARAMS_H.
3475 (caller-save.o): Add dependence on output.h and ira.h.
3476 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3477 ira-emit.o, ira-lives.o): New entries.
3479 * passes.c (pass_ira): New pass.
3481 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3483 * reload1.c (ira.h): Include the header.
3484 (changed_allocation_pseudos): New bitmap.
3485 (init_reload): Initiate the bitmap.
3486 (compute_use_by_pseudos): Permits spilled registers in FROM.
3487 (temp_pseudo_reg_arr): New variable.
3488 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3489 IRA. Call alter_reg with the additional parameter. Don't clear
3490 spilled_pseudos for IRA. Restore original insn chain for IRA.
3491 Clear changed_allocation_pseudos at the end of reload.
3492 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3493 (hard_regno_to_pseudo_regno): New variable.
3494 (count_pseudo): Check spilled pseudos. Set up
3495 hard_regno_to_pseudo_regno.
3496 (count_spilled_pseudo): Check spilled pseudos. Update
3497 hard_regno_to_pseudo_regno.
3498 (find_reg): Use better_spill_reload_regno_p. Check
3499 hard_regno_to_pseudo_regno.
3500 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3502 (eliminate_regs_1): Use additional parameter for alter_reg.
3503 (finish_spills): Set up pseudo_previous_regs only for spilled
3504 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3505 more arguments. Don't clear live_throughout and dead_or_set for
3506 spilled pseudos. Use additional parameter for alter_reg. Call
3507 mark_allocation_change. Set up changed_allocation_pseudos.
3508 Remove sanity check.
3509 (emit_input_reload_insns, delete_output_reload): Use additional
3510 parameter for alter_reg. Call mark_allocation_change.
3511 (substitute, gen_reload_chain_without_interm_reg_p): New
3513 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3515 * testsuite/gcc.dg/20080410-1.c: New file.
3517 * config/s390/s390.h (IRA_COVER_CLASSES,
3518 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3520 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3522 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3524 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3526 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3528 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3530 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3532 2008-08-24 Jeff Law <law@redhat.com>
3533 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3534 when ignoring unavailable registers.
3536 2008-08-24 Jeff Law <law@redhat.com>
3537 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3538 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3539 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3540 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3542 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3543 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3545 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3546 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3547 * reload1.c (find_reg): Process registers in register allocation order.
3549 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3550 * toplev.c (backend_init_target): Move ira_init call from
3552 (lang_dependent_init_target): ...to here.
3554 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3555 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3556 calculate memory move costs for NO_REGS.
3558 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3559 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3560 STACK_REGS is defined.
3562 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3563 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3565 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3566 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3568 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3569 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3570 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3573 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3574 Dorit Nuzman <dorit@il.ibm.com>
3576 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3577 vec_extract_evenv4sf, vec_extract_evenv8hi,
3578 vec_extract_evenv16qi, vec_extract_oddv4si,
3579 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3580 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3581 vec_interleave_highv4si, vec_interleave_lowv4si,
3582 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3583 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3584 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3586 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3589 * config/rs6000/rs6000.c (optimization_options): Don't default to
3590 section anchors without toplevel reorder.
3592 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3594 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3595 (mfc_end_critical_section): Likewise.
3597 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3599 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3600 all type qualifiers from element type to vector type.
3602 2008-08-25 David Daney <ddaney@avtrex.com>
3604 * config/mips/mips.md (immediate_insn): Move up in file, fix
3605 comment typo, reformat.
3606 (fetchop_bit, atomic_hiqi_op memory_barrier,
3607 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3608 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3609 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3610 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3611 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3612 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3613 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3614 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3615 sync_old_nand<mode>, sync_new_nand<mode>,
3616 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3617 test_and_set_12): Moved to sync.md.
3619 * config/mips/sync.md: New file.
3621 2008-08-25 Richard Henderson <rth@redhat.com>
3623 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3624 (regsave): Likewise.
3625 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3626 (output_cfi_directive): Likewise.
3627 (div_data_align): New.
3628 (output_cfi): Use it.
3630 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3632 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3633 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3634 (TARGET_OCTEON): New macro.
3635 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3636 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3637 (ISA_HAS_POP): New macro.
3638 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3640 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3642 * config/mips/mips.md (cpu): Add octeon.
3643 (type): Add pop attribute value.
3644 (popcount<mode>2): New pattern.
3645 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3647 2008-08-24 Jan Hubicka <jh@suse.cz>
3649 * doc/invoke.texi (-fipa-cp-clone): New option.
3650 (-fipa-cp): Update docs.
3651 (--param ipcp-unit-growth):New.
3652 * ipa-cp.c: Include fibheap.h, params.h
3653 (ipcp_initialize_node_lattices): When not cloning, all externally
3654 visible functions are bottom.
3655 (ipcp_need_redirect_p): Accept clones.
3656 (ipcp_insert_stage): Use cost driven heuristics.
3657 (max_count, dead_nodes): New static vars.
3658 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3659 ipcp_const_param_count): New functions.
3660 * common.opt (ipa-cp-clone): New command line option.
3661 * params.def (ipcp-unit-growth): New.
3663 2008-08-24 Jan Hubicka <jh@suse.cz>
3665 * tree-inline.c (tree_function_versioning): Look harder
3666 for referenced vars.
3668 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3670 PR tree-optimization/37185
3671 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3673 2008-08-23 Jan Hubicka <jh@suse.cz>
3675 * ipa-cp.c (ipcp_analyze_node): New function.
3676 (ipcp_update_cloned_node): Use it.
3677 (ipcp_init_stage): Likewise.
3678 * ipa-inline.c (function_insertion_hook_holder): New static var.
3679 (analyze_function): Break out from ....
3680 (inline_generate_summary): Here; register insertion hook.
3681 (cgraph_decide_inlining): Remove hook.
3682 (add_new_function): New function.
3684 2008-08-23 Jan Hubicka <jh@suse.cz>
3686 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3688 2008-08-23 Jan Hubicka <jh@suse.cz>
3690 * ipa-cp.c (constant_val_insert): Remove.
3691 (ipcp_propagate_one_const): Remove.
3692 (ipcp_create_replace_map): Always insert replacements to the map.
3693 (ipcp_insert_stage): Do not try to insert statements by hand.
3694 * tree-inline.c (insert_init_stmt): Break out from ...
3695 (setup_one_parameter): ... here; allow NULL BB pointer.
3696 (tree_function_versioning): Use setup_one_parameter to process
3699 2008-08-23 Jan Hubicka <jh@suse.cz>
3701 * tree.c (decl_address_ip_invariant_p): New function.
3702 * tree.h (decl_address_ip_invariant_p): Declare.
3703 * gimple.c (strip_invariant_refs): Break out from ...
3704 (is_gimple_invariant_address): ... here
3705 (is_gimple_ip_invariant_address): New function.
3706 (is_gimple_ip_invariant): New function.
3707 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3710 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3711 (ipcp_lat_is_insertable): All constants are insertable.
3712 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3713 IPA_CONST_VALUE_REF.
3714 (ipcp_initialize_node_lattices): Propagate all types of operands.
3715 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3716 (ipcp_create_replace_map): Reformat.
3717 (ipcp_need_redirect_p): Simplify.
3718 (ipcp_insert_stage): Check that argument is used before clonning.
3719 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3720 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3721 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3722 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3723 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3724 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3725 * tree-inline.c (tree_function_versioning): Add variables referenced by
3728 2008-08-23 Jan Hubicka <jh@suse.cz>
3731 * i386.c (standard_80387_constant_p): Use optimize_size.
3733 2008-08-23 Ira Rosen <irar@il.ibm.com>
3735 PR tree-optimization/37161
3736 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3737 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3738 (vect_determine_vectorization_factor): Move the scalar type
3739 retrieval to vect_get_smallest_scalar_type.
3740 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3741 scalar type. Remove redundant computation.
3742 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3743 (vect_get_slp_defs): Take the type of RHS into account if
3744 necessary by calling vect_get_smallest_scalar_type. Call
3745 vect_get_constant_vectors with additional argument.
3747 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3750 * doc/invoke.texi (Wwrite-strings): Clarify description.
3752 2008-08-23 Ira Rosen <irar@il.ibm.com>
3754 PR tree-optimization/37174
3755 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3756 def stmt is a part of the loop before accessing its stmt_vec_info.
3758 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3761 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3762 (*swap): New insn pattern.
3763 (*ashlqi3): Rename from ashlqi3 insn pattern.
3764 (ashlqi3): New expanders.
3765 (*lshrqi3): Rename from lshrqi3 insn pattern.
3766 (lshrqi3): New expanders.
3767 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3768 lshrqi3_const5, lshrqi3_const6): New splitters.
3769 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3770 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3773 2008-08-22 Richard Guenther <rguenther@suse.de>
3775 PR tree-optimization/37078
3776 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3777 [+INF, +INF] ranges.
3779 2008-08-22 Richard Guenther <rguenther@suse.de>
3781 PR tree-optimization/37143
3782 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3783 a conversion statement instead of a copy.
3785 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3788 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3789 CCCmode, CCOmode and CCSmode destination modes.
3792 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3793 from different units in a single alternative.
3794 (*vec_extractv2sf_1): Ditto.
3795 (*vec_extractv2si_0): Ditto.
3796 (*vec_extractv2si_1): Ditto.
3797 * config/i386/sse.md (sse2_storehpd): Ditto.
3798 (sse2_storelpd): Ditto.
3799 (sse2_loadhpd): Ditto.
3800 (sse2_loadlpd): Ditto.
3803 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3804 (popcountsi2): Ditto.
3805 (clzdi2_abm): Ditto.
3806 (popcountdi2): Ditto.
3807 (clzhi2_abm): Ditto.
3808 (popcounthi2): Ditto.
3810 2008-08-22 Richard Guenther <rguenther@suse.de>
3814 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3815 if the multiplication does not overflow.
3817 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3819 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3821 2008-08-21 Richard Henderson <rth@redhat.com>
3823 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3824 spurrious comma from test.
3825 * configure: Rebuild.
3827 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3830 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3833 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3835 * c-tree.h (grokfield): New argument.
3836 * c-decl.c (grokfield): Handle new location argument.
3837 * c-parser.c (c_parser_struct_declaration): Pass location to
3840 2008-08-21 Richard Guenther <rguenther@suse.de>
3842 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3844 2008-08-21 Jan Hubicka <jh@suse.cz>
3846 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3847 (cgraph_add_function_insertion_hook,
3848 cgraph_remove_function_insertion_hook,
3849 cgraph_call_function_insertion_hooks): New functions.
3850 * cgraph.h (cgraph_add_function_insertion_hook,
3851 cgraph_remove_function_insertion_hook,
3852 cgraph_call_function_insertion_hooks): Declare.
3853 * ipa-reference.c (function_insertion_hook_holder): New variable.
3854 (check_operand, look_for_address_of): When checking late, do not care
3855 about module bitmaps.
3856 (add_new_function): New function.
3857 (generate_summary): Register hooks; zero module bitmaps.
3858 (propagate): Unregister hooks.
3859 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3860 (add_new_function): New function.
3861 (generate_summary): Register hook.
3862 (propagate): Remove hook.
3864 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3866 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3867 * ipa-cp.c (ipcp_update_cloned_node): New function.
3868 (build_const_val): Handle functions correctly; bring type logic
3869 into sync with tree-inline.c
3870 (ipcp_init_stage): Take care of computing stuff needed by
3871 indirect inlining; update clones.
3872 (ipcp_generate_summary): Break out of ipcp_driver.
3873 (ipcp_driver): Do only execution and transformation.
3874 (pass_ipa_cp): Make IPA_PASS.
3875 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3877 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3878 ipcp, some info is already available.
3879 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3880 * tree-inline.c (remap_ssa_name): Unshare expression.
3882 2008-08-21 Richard Guenther <rguenther@suse.de>
3884 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3885 a PHI ask VN if it is already available.
3886 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3887 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3889 2008-08-21 Richard Guenther <rguenther@suse.de>
3892 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3893 makes sure to produce a result of the correct type.
3895 2008-08-21 Jan Hubicka <jh@suse.cz>
3896 Backport from LTO branch:
3898 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3899 Jan Hubicka <jh@suse.cz>
3902 (init_state, finish_state, set_function_state, generate_summary):
3904 (scan_stmt): Renamed from scan_function. Changed to keep state in
3905 local static vars rather than cgraph aux field.
3906 (propagate): Renamed from static_execute. Changed to keep state in
3907 local static vars rather than cgraph aux field.
3908 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3909 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3911 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3913 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3914 * ipa-reference.c (init_function_info, generate_summary,
3915 propagate): New functions.
3916 (analyze_function): Call init_function_info.
3917 (static_execute): Stripped into generate_summary and propagate.
3918 (pass_ipa_reference): Made into ipa_opt_pass.
3920 2008-08-21 Richard Guenther <rguenther@suse.de>
3922 PR tree-optimization/37181
3923 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3925 (extract_range_from_unary_expr): Likewise.
3927 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3929 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3931 * toplev.h (pedwarn_at): Likewise.
3932 * builtins.c: Update all calls to pedwarn.
3933 * c-lex.c: Likewise.
3934 * toplev.c: Likewise.
3935 * c-tree.h: Likewise.
3936 * c-decl.c: Likewise.
3937 * c-errors.c: Likewise.
3938 * c-typeck.c: Likewise.
3939 * c-common.c: Likewise.
3940 * c-parser.c: Likewise.
3942 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3945 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3946 with MODE_VECTOR_INT mode.
3948 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3951 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3952 initialized outside the current module.
3953 (warn_uninitialized_var): Ignore left-hand side when walking the
3954 trees. Ignore address expressions. Examine VUSE operands in gimple
3955 statements with a variable declaration on the right-hand side.
3957 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3960 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3962 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3965 * c-common.c (conversion_warning): Do not warn if applying bit-and
3966 operator to unsigned constant that fits in the target type.
3968 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3971 * c-common.c (conversion_warning): Do not warn for artificial
3974 2008-08-20 Richard Guenther <rguenther@suse.de>
3976 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3977 (extract_range_from_binary_expr): Fall back to constant propagation.
3978 (extract_range_from_unary_expr): Likewise.
3980 2008-08-20 Richard Guenther <rguenther@suse.de>
3982 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3983 with TREE_THIS_VOLATILE on shared nodes.
3984 (fold_stmt_r): Likewise.
3986 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3989 * c-parser.c (c_parser_attributes): For keywords use canonical
3990 spelling for attr_name.
3992 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3994 * value-prof.c (check_counter): Revert wrong call to error.
3996 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3998 * profile.c: Update calls to inform.
3999 * value-prof.c: Update calls to inform.
4001 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4003 * diagnostic.c (inform): Add an explicit location_t parameter.
4004 * toplev.h (inform): Update declaration.
4005 * builtins.c: Update all calls to inform.
4006 * c-common.c: Likewise.
4007 * c-decl.c: Likewise.
4008 * c-opts.c: Likewise.
4009 * c-pch.c: Likewise.
4010 * c-pragma.c: Likewise.
4011 * c-typeck.c: Likewise.
4012 * coverage.c: Likewise.
4014 * toplev.c: Likewise.
4015 * tree-cfg.c: Likewise.
4016 * tree-ssa.c: Likewise.
4018 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
4021 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
4022 V2DI mode, for SSE4.1, use movq instead of vector set if the
4023 second element is zero and inter-unit moves are OK.
4025 2008-08-20 Richard Guenther <rguenther@suse.de>
4027 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
4028 properly handle conversion/copy chains after tuplification.
4030 2008-08-20 Richard Guenther <rguenther@suse.de>
4032 * passes.c (init_optimization_passes): Move the second
4033 forwprop pass before alias computation. Remove the second
4034 DCE pass. Remove the first dominator and phi copy/const
4037 2008-08-20 Nick Clifton <nickc@redhat.com>
4039 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4040 support of this feature. Do not assume that a sufficiently new
4041 assembler will support the feature regardless of the target type.
4042 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4043 * configure: Regenerate.
4045 2008-08-20 Richard Guenther <rguenther@suse.de>
4047 * tree-vrp.c (found_in_subgraph): Remove.
4048 (live): New global static.
4049 (live_on_edge): New function.
4050 (blocks_visited): Remove.
4051 (register_edge_assert_for_2): Use live_on_edge.
4052 (find_conditional_asserts): Remove code dealing with
4053 found_in_subgraph. Do not walk the CFG.
4054 (find_switch_asserts): Likewise.
4055 (find_assert_locations_1): Renamed from find_assert_locations.
4056 Move finding assert locations for conditional and switch
4057 statements first. Update live bitmap. Do not walk the CFG.
4058 (find_assert_locations): New function.
4059 (insert_range_assertions): Remove entry of CFG walk.
4060 Adjust call to find_assert_locations.
4061 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4062 that only can appear because of fake exit edges but assert we
4063 never try to insert on those.
4064 (fini_pre): Do not remove fake exit edges here...
4065 (execute_pre): ...but here, before committing edge inserts.
4067 2008-08-19 Richard Guenther <rguenther@suse.de>
4069 * passes.c (init_optimization_passes): Exchange store-ccp
4072 2008-08-19 Rafael Espíndola <espindola@google.com>
4074 * varasm.c (weak_decls): Move earlier in the file.
4075 (assemble_external): Add weak decls to the weak_decls list.
4076 (declare_weak): Don't add decls to the weak_decls list.
4078 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4081 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4082 before (sse2_shufpd_<mode>).
4084 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4087 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4088 * tree.c (block_nonartificial_location): Likewise.
4090 2008-08-19 Richard Guenther <rguenther@suse.de>
4092 PR tree-optimization/35972
4093 PR tree-optimization/23094
4094 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4096 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4097 handle MISALIGNED_INDIRECT_REF.
4098 (get_ref_from_reference_ops): New helper.
4099 (vn_reference_lookup_pieces): Walk the use-def chain using the
4100 alias-oracle if requested.
4101 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4102 walking the use-def chain.
4103 (compute_avail): But not here.
4104 (create_component_ref_by_pieces_1): Properly handle
4105 MISALIGNED_INDIRECT_REF.
4106 (do_regular_insertion): Handle fully redundant
4107 expressions after PHI-translation also for SSA_NAME values, not
4108 only constants. Correctly use edoubleprime for that.
4110 2008-08-19 Ira Rosen <irar@il.ibm.com>
4112 * tree-vectorizer.c (supportable_widening_operation): Support
4113 multi-step conversion, return the number of steps in such conversion
4114 and the required intermediate types.
4115 (supportable_narrowing_operation): Likewise.
4116 * tree-vectorizer.h (vect_pow2): New function.
4117 (supportable_widening_operation): Change argument types.
4118 (supportable_narrowing_operation): Likewise.
4119 (vectorizable_type_promotion): Add an argument.
4120 (vectorizable_type_demotion): Likewise.
4121 * tree-vect-analyze.c (vect_analyze_operations): Call
4122 vectorizable_type_promotion and vectorizable_type_demotion with
4123 additional argument.
4124 (vect_get_and_check_slp_defs): Detect patterns.
4125 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4127 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4128 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4129 according to the smallest type in the loop.
4130 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4131 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4132 supportable_widening_operation with correct arguments.
4133 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4134 operands lists according to the number of vector statements in left
4135 or right node, if exists.
4136 (vect_gen_widened_results_half): Remove unused argument.
4137 (vectorizable_conversion): Call supportable_widening_operation,
4138 supportable_narrowing_operation, and vect_gen_widened_results_half
4139 with correct arguments.
4140 (vectorizable_assignment): Change documentation, support multiple
4142 (vectorizable_operation): Likewise.
4143 (vect_get_loop_based_defs): New function.
4144 (vect_create_vectorized_demotion_stmts): Likewise.
4145 (vectorizable_type_demotion): Support loop-aware SLP and general
4146 multi-step conversion. Call vect_get_loop_based_defs and
4147 vect_create_vectorized_demotion_stmts for transformation.
4148 (vect_create_vectorized_promotion_stmts): New function.
4149 (vectorizable_type_promotion): Support loop-aware SLP and general
4150 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4152 (vectorizable_store): Change documentation, support multiple
4154 (vectorizable_load): Likewise.
4155 (vect_transform_stmt): Pass SLP_NODE to
4156 vectorizable_type_promotion and vectorizable_type_demotion.
4157 (vect_schedule_slp_instance): Move here the calculation of number
4158 of vectorized statements for each node from...
4159 (vect_schedule_slp): ... here.
4160 (vect_transform_loop): Call vect_schedule_slp without the last
4163 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4166 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4167 to == in assert statement.
4168 (vectorizable_reduction): Fix typo.
4170 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4173 * value-prof.c (check_counter): Dereference pointer to overall
4174 count when printing it.
4176 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4178 * profile.h: Really add it.
4180 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4182 * mcf.c: Really add it.
4184 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4185 Vinodha Ramasamy <vinodha@google.com>
4187 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4189 * value-prof.c (check_counter): Fix the counter if
4190 flag_profile_correction is true.
4191 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4192 tree_mod_subtract_transform):
4193 Follow check_counter parameter change.
4194 * common.opt (fprofile-correction): New option.
4196 * profile.h: Likewise.
4197 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4198 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4199 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4201 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4202 flag_profile_correction is set.
4204 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4206 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4208 2008-08-18 Tomas Bily <tbily@suse.cz>
4210 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4211 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4213 * tree-data-ref.c (split_constant_offset_1): Likewise.
4214 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4215 * tree-sra.c (sra_walk_expr): Likewise.
4216 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4217 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4218 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4219 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4221 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4222 * tree-vect-transform.c (vectorizable_type_demotion)
4223 (vectorizable_type_promotion): Likewise.
4224 * tree-inline.c (expand_call_inline):
4225 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4226 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4227 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4228 * expr.c (expand_expr_real_1): Likewise.
4229 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4230 (gimple_assign_unary_useless_conversion_p): Likewise.
4231 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4232 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4233 * fold-const.c (fold_unary): Likewise.
4234 * tree.h (CONVERT_EXPR_P): Likewise.
4235 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4236 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4238 (register_edge_assert_for_2, extract_range_from_unary_expr)
4239 (register_edge_assert_for_1): Likewise.
4241 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4243 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4244 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4245 (enum real_value_const): Delete.
4246 (get_real_const): Delete.
4247 * real.c (get_real_const): Delete.
4248 (dconst_e_ptr): Define.
4249 (dconst_third_ptr): Define.
4250 (dconst_sqrt2_ptr): Define.
4251 * builtins.c: Update all callers.
4253 2008-08-18 Richard Guenther <rguenther@suse.de>
4255 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4256 statement iterator after statement removal.
4258 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4260 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4261 (detect_processor_freebsd): Likewise.
4262 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4264 2008-08-18 Richard Guenther <rguenther@suse.de>
4266 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4267 and loads have the correct types.
4269 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4272 * c-opts.c (cpp_opts): Remove static.
4273 * c-parser.c (cpp_opts): Declare it extern.
4274 (disable_extension_diagnostics): Handle cpp options.
4275 (enable_extension_diagnostics): Likewise.
4277 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4279 * diagnostics.c (permerror_at): Rename as permerror.
4280 (permerror): Delete.
4281 * toplev.h: Likewise.
4283 2008-08-18 Richard Guenther <rguenther@suse.de>
4285 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4286 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4287 Move call_cdce before build_alias. Move copyrename2,
4288 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4289 right after final inlining.
4290 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4291 (pass_build_cfg): But instead via TODO_dump_func.
4293 2008-08-18 Richard Guenther <rguenther@suse.de>
4295 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4297 (scalarize_init): If we failed to generate some initializers
4298 do not generate zeros for not instantiated members. Instead
4299 rely on the copy out.
4300 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4301 about missing flow-sensitive alias info only if we have
4304 2008-08-17 Nick Clifton <nickc@redhat.com>
4306 * doc/extend.texi (Function Attributes): Fix typo in description
4307 if hot function attribute.
4309 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4310 Richard Sandiford <rdsandiford@googlemail.com>
4312 * doc/install.texi (--with-mips-plt): Document.
4313 * doc/invoke.texi (-mplt, -mno-plt): Document.
4314 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4315 and handle ${with_mips_plt}.
4316 * config/mips/mips.opt (mplt): New option.
4317 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4318 (TARGET_ABICALLS_PIC2): Likewise.
4319 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4320 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4321 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4322 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4323 to decide whether to output ".option picX" directives.
4324 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4325 Pass -call_nonpic rather than -KPIC for -mplt.
4326 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4327 on the command line. Also remove it when -mabi=64 is used without
4329 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4330 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4331 TARGET_ABICALLS_PIC0.
4332 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4334 (mips16_build_function_stub): Only output ".option pic" directives
4335 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4336 (mips16_build_call_stub): Fix comment and remove redundant
4337 ".set at"/"set .noat" directives.
4338 (mips_function_rodata_section): Use the default behaviour for
4339 TARGET_ABSOLUTE_ABICALLS.
4340 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4341 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4342 (mips_restore_gp): Do nothing if the current function doesn't use
4344 (mips_expand_prologue): Only save $gp if the current function uses it.
4345 Use a normal move for TARGET_ABICALLS_PIC0.
4346 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4348 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4350 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4351 of function when handling GLOBAL_POINTER_REGNUM.
4353 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4356 * common.opt (-fstack-check): Do not declare the variable here.
4357 (-fstack-check=): New option variant.
4358 * doc/invoke.texi (Code Gen Options): Document it.
4359 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4360 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4361 (STACK_CHECK_STATIC_BUILTIN): New macro.
4362 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4363 * opts.c: Include expr.h.
4364 (common_handle_option) <OPT_fold_stack_check_>: New case.
4365 <OPT_fstack_check>: Likewise.
4366 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4367 consistently in the test for variable-sized types. Adjust for
4368 new behaviour of flag_stack_check.
4369 * explow.c: Include except.h.
4370 (allocate_dynamic_stack_space): Do not take into account
4371 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4372 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4373 for variable-sized parameters. Treat all parameters whose size is
4374 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4375 stack checking is enabled.
4376 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4377 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4378 if generic stack checking is enabled.
4379 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4380 * reload1.c (reload): Likewise.
4381 * stmt.c (expand_decl): Assert that all automatic variables have
4382 fixed size at this point and remove dead code.
4383 * flags.h (stack_check_type): New enumeration type.
4384 (flag_stack_check): Declare.
4385 * toplev.c (flag_stack_check): New global variable.
4386 * Makefile.in (opts.o): Add dependency on EXPR_H.
4387 (explow.o): Add dependency on except.h.
4389 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4391 * config/avr/avr.c (avr_override_options): Reduce value of
4392 PARAM_INLINE_CALL_COST.
4394 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4396 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4397 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4398 lieu of TYPE_MODE (type) throughout.
4400 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4402 * config/arm/arm.c (add_minipool_backward_ref): Check for
4403 8-byte-aligned entries in second case of forcing insertion after a
4404 particular entry. Change third case to avoid inserting
4405 non-8-byte-aligned entries before 8-byte-aligned ones.
4407 2008-08-15 Richard Guenther <rguenther@suse.de>
4409 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4410 strip components for unknown size accesses.
4412 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4414 * config/s390/2097.md New file.
4415 * config/s390/s390.md ("z10prop" attribute): Define none,
4416 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4417 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4418 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4419 possible values and apply them to insns as appropriate.
4420 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4421 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4422 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4423 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4425 ("bfp" mode attribute): Removed. Every occurence replaced
4427 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4428 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4431 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4434 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4437 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4439 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4440 additional argument. Support reduction when duplication is needed due
4441 to data-types of different sizes in the loop.
4442 (get_initial_def_for_induction): Fix printout.
4443 (vect_get_vec_def_for_stmt_copy): Support case where the
4444 vec_stmt_for_operand is a phi node.
4445 (vectorizable_reduction): Support reduction when duplication is needed
4446 due to data-types of different sizes in the loop.
4447 (vectorizable_call): Remove restriction to not vectorize in case we
4448 have data-types of different sizes in the loop.
4449 (vectorizable_conversion): Likewise.
4450 (vectorizable_operation): Likewise.
4451 (vectorizable_type_demotion): Likewise.
4452 (vectorizable_type_promotion): Likewise.
4453 (vectorizable_induction): Add restriction to not vectorize in case
4454 we have data-types of different sizes in the loop.
4456 2008-08-14 Christophe Saout <christophe@saout.de>
4457 Uros Bizjak <ubizjak@gmail.com>
4460 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4461 (*vec_concatv2di_rex64_sse4_1): Ditto.
4462 (*vec_concatv2di_rex64_sse): Ditto.
4464 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4467 * fold-const.c (fold_widened_comparison): Do not allow
4468 sign changes that change the result even if shorter type
4469 is wider than arg1_unw's type.
4471 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4473 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4474 Skip if the multilib testing specifies -march that does not
4475 agree with the one specified in the testcase.
4477 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4479 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4480 zero extend SImode values being converted to TFmode before passing
4483 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4485 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4486 __PPU__ when targeting the Cell/B.E. PPU processor.
4488 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4490 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4491 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4492 Rematerialize the static chain, if any.
4493 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4496 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4498 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4499 (new_loc_descr): Likewise.
4500 (add_loc_descr): Likewise.
4501 (size_of_loc_descr): Likewise.
4502 (size_of_locs): Likewise.
4503 (output_loc_operands): Likewise.
4504 (output_loc_sequence): Likewise.
4505 (new_reg_loc_descr): New.
4506 (build_cfa_loc): Use it.
4507 (build_cfa_aligned_loc): Likewise.
4508 (one_reg_loc_descriptor): Likewise.
4509 (based_loc_descr): Likewise.
4511 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4514 * doc/invoke.texi (Wmain): Update.
4515 * c-decl.c (start_decl): warn_main is only 0 or 1.
4516 (start_function): Likewise. Fix formatting.
4517 (finish_function): Delete redundant warning.
4518 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4519 * c-opts (c_common_handle_option): -Wall only has effect if
4520 warn_main is uninitialized. OPT_Wmain is automatically
4521 handled. -pedantic also enables Wmain.
4522 (c_common_post_options): Handle all logic for Wmain here.
4523 * c-common.c (warn_main): Delete.
4524 (check_main_parameter_types): Make pedwarns conditional on
4526 * c-common.h (warn_main): Delete.
4528 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4531 * expr.c (emit_group_store): Allocate stack temp with the
4532 largest alignment when copying from register to stack.
4534 2008-08-13 Richard Guenther <rguenther@suse.de>
4536 * tree.h (maybe_fold_offset_to_address): Declare.
4537 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4538 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4539 Likewise for POINTER_PLUS_EXPR.
4540 (maybe_fold_offset_to_reference): Enable disabled code.
4541 (maybe_fold_offset_to_address): New function.
4542 (fold_stmt_r): Use it.
4543 (fold_gimple_assign): Likewise.
4544 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4545 (gimplify_expr): Likewise.
4547 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4549 * toplev.h (pedwarn_at): Fix declaration.
4551 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4553 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4554 LINK_SPEC): Use %R in -Y P argument.
4556 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4559 * diagnostic.c (pedwarn_at): New.
4560 * toplev.h (pedwarn_at): Declare.
4561 * c-tree.h (build_enumerator): Update declaration.
4562 * c-decl.c (finish_enum): Update comment.
4563 (build_enumerator): Take a location parameter. Give a pedwarn but do
4564 not perform any conversion.
4565 * c-parser.c (c_parser_enum_specifier): Set correct location for
4568 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4571 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4572 expressions except for conversions to signed:1 bitfields. Handle
4573 COND_EXPR with constant operands.
4575 2008-08-13 Richard Guenther <rguenther@suse.de>
4577 PR tree-optimization/15255
4578 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4579 (struct oecount_s): New struct and VEC types.
4581 (oecount_hash): New function.
4582 (oecount_eq): Likewise.
4583 (oecount_cmp): Likewise.
4584 (zero_one_operation): New function.
4585 (build_and_add_sum): Likewise.
4586 (undistribute_ops_list): Perform un-distribution of multiplication
4587 and division on the chain of summands.
4588 (should_break_up_subtract): Also break up subtracts for factors.
4589 (reassociate_bb): Delete dead visited statements.
4590 Call undistribute_ops_list. Re-sort and optimize if it did something.
4591 * passes.c (init_optimization_passes): Move DSE before
4593 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4596 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4598 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4600 * doc/invoke.texi: Revert unintended checkin.
4602 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4605 * gcc.c (include_spec_function): Tweak call to find_a_file.
4607 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4610 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4611 and TRUTH_ORIF_EXPR.
4612 * dojump.c (do_jump): Likewise.
4614 PR tree-optimization/37084
4615 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4616 if id->regimplify, don't assume stmt is a cast assignment.
4618 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4620 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4622 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4625 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4628 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4630 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4631 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4633 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4634 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4635 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4636 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4637 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4639 * doc/tm.texi (Storage Layout): Remove documentation for
4640 TARGET_FLOAT_FORMAT.
4642 * simplify-rtx.c (simplify_binary_operation_1): Replace
4643 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4645 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4647 * real.h (struct real_format): New member has_sign_dependent_rounding.
4648 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4649 spu_single_format, ieee_double_format, mips_double_format,
4650 motorola_double_format, ieee_extended_motorola_format,
4651 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4652 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4653 mips_extended_format, ieee_quad_format, mips_quad_format,
4654 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4655 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4657 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4658 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4659 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4660 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4661 (ROUND_TOWARDS_ZERO): Likewise.
4663 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4664 (FLOAT_MODE_FORMAT): New macro.
4665 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4666 (MODE_COMPOSITE_P): ... this new macro.
4667 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4668 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4669 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4671 * flags.h: Include "real.h".
4673 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4674 REAL_MODE_FORMAT_COMPOSITE_P.
4675 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4677 * doc/tm.texi (Storage Layout): Remove documentation of
4678 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4679 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4680 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4681 they only apply to libgcc2.a.
4683 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4685 * config/spu/float_disf.c: New file.
4686 * config/spu/float_unsdisf.c: New file.
4687 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4688 (LIB2FUNCS_EXCLUDE): Define.
4690 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4691 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4693 * real.h (struct real_format): New member round_towards_zero.
4694 * real.c (round_for_format): Respect fmt->round_towards_zero.
4695 (ieee_single_format, mips_single_format, motorola_single_format,
4696 spu_single_format, ieee_double_format, mips_double_format,
4697 motorola_double_format, ieee_extended_motorola_format,
4698 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4699 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4700 mips_extended_format, ieee_quad_format, mips_quad_format,
4701 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4702 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4704 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4705 real_format to choose rounding mode when calling MPFR functions.
4706 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4707 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4709 * real.h (real_to_decimal_for_mode): Add prototype.
4710 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4711 Respect target rounding mode when generating decimal representation.
4712 (real_to_decimal): New stub for backwards compatibility.
4713 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4714 real_to_decimal_for_mode instead of real_to_decimal.
4716 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4718 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4719 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4721 * real.c (spu_single_format): New variable.
4722 * real.h (spu_single_format): Declare.
4724 * config/spu/spu.c (spu_override_options): Install SFmode format.
4725 (spu_split_immediate): Use integer mode to operate on pieces of
4726 floating-point values in all cases.
4728 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4729 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4730 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4732 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4734 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4736 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4738 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4740 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4743 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4744 on the VAR_DECL instead of TYPE_READONLY on its type.
4746 2008-08-12 Ira Rosen <irar@il.ibm.com>
4748 * tree-vectorizer.c: Depend on langhooks.h.
4749 (supportable_widening_operation): Add two arguments. Support double
4751 (supportable_narrowing_operation): Likewise.
4752 * tree-vectorizer.h (supportable_widening_operation): Add two
4754 (supportable_narrowing_operation): Likewise.
4755 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4756 supportable_widening_operation with correct arguments.
4757 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4758 (vectorizable_type_demotion): Support double type conversions.
4759 (vectorizable_type_promotion): Likewise.
4760 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4762 2008-08-11 Michael Matz <matz@suse.de>
4764 * i386/i386.c (override_options): Move initialisation from
4765 flag_schedule_insns_after_reload to here from ...
4766 (optimization_options): ... here.
4768 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4770 PR rtl-optimization/36998
4771 * dwarf2out.c (compute_barrier_args_size_1,
4772 compute_barrier_args_size): Temporarily remove assertions.
4774 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4777 * tree-ssa.c (struct walk_data): Add new flag
4778 warn_possibly_uninitialized.
4779 (warn_uninitialized_var): Use it.
4780 (warn_uninitialized_vars): New.
4781 (execute_early_warn_uninitialized): Call it.
4782 (execute_late_warn_uninitialized): Likewise.
4784 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4787 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4790 2008-08-09 Jan Hubicka <jh@suse.cz>
4793 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4795 (expand_fix): Be prepared for expansion to fail.
4796 (expand_sfix_optab): Remove instructions if expansion failed.
4798 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4800 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4802 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4803 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4805 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4807 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4808 mips/t-libgcc-mips16 to tmake_file.
4809 * config/mips/mips-protos.h (mips_call_type): New enum.
4810 (mips_pic_base_register, mips_got_load): Declare.
4811 (mips_restore_gp): Take an rtx argument.
4812 (mips_use_pic_fn_addr_reg_p): Declare.
4813 (mips_expand_call): Replace the sibcall_p argument with
4814 a mips_call_type argument. Add a lazy_p parameter.
4815 (mips_split_call): Declare.
4816 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4817 (MIPS16_PIC_TEMP): Likewise.
4818 (reg_class): Delete M16_NA_REGS.
4819 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4820 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4821 (mips_split_hi_p): Declare.
4822 * config/mips/mips.c (mips_split_hi_p): New array.
4823 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4824 (mips_got_symbol_type_p): New function.
4825 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4826 (mips16_stub_function_p): New function.
4827 (mips16_local_function_p): Likewise.
4828 (mips_use_pic_fn_addr_reg_p): Likewise.
4829 (mips_cannot_force_const_mem): Return false for HIGHs.
4830 Extend CONST_INT and symbolic handling to MIPS16, using
4831 mips_symbol_insns to check that the base symbol type is a
4832 legitimate constant. Reject GOT-based constants if
4833 TARGET_MIPS16_PCREL_LOADS.
4834 (mips_const_insns): Check targetm.cannot_force_const_mem when
4835 decomposing a symbolic base and a large offset.
4836 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4837 When calling a function that needs $25 from MIPS16 code,
4838 move the target address into $25 separately and add a USE
4840 (mips16_gp_pseudo_reg): Insert the initializer immediately
4841 before the first real insn.
4842 (mips_pic_base_register, mips_got_load): New functions.
4843 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4844 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4845 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4846 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4847 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4848 also passing NULL_RTX rather than const0_rtx as the aux argument.
4849 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4850 instead of TARGET_EXPLICIT_RELOCS.
4851 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4852 (mips_load_call_address): Replace the sibcall_p argument with
4853 a mips_call_type argument. Use mips_got_load.
4854 (mips16_local_alias): New structure.
4855 (mips16_local_aliases): New variable.
4856 (mips16_local_aliases_hash): New function.
4857 (mips16_local_aliases_eq): Likewise.
4858 (mips16_local_alias): Likewise.
4859 (mips16_stub_function): Likewise.
4860 (mips16_build_function_stub): Create a local alias for the target
4861 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4862 .cpload directive and an R_MIPS_NONE relocation for the target
4863 function, then load the alias rather than the function itself.
4864 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4865 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4866 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4867 (mips16_build_call_stub): Replace the FN parameter with an
4868 FN_PTR parameter. Force the address into a register if it
4869 isn't a call_insn_operand; don't rely on the caller to do this.
4870 If a call to a locally-defined and locally-binding MIPS16
4871 function must be made indirectly, redirect the call to the
4872 function's local alias. Use mips16_stub_function_p,
4873 mips16_stub_function, mips_expand_call and use_reg.
4874 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4875 Use explicit %hi and %lo accesses where possible.
4876 Use MIPS_CALL to generate the correct code form of a
4877 jal instruction. Add clobbers of $18 instead of uses.
4878 Update the call to mips_emit_call_insn.
4879 (mips_expand_call): Replace the SIBCALL_P argument with a
4880 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4881 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4882 allowing it to modify the call address. Update the calls to
4883 mips_load_call_address and mips_emit_call_insn.
4884 (mips_split_call): New function.
4885 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4886 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4887 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4888 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4889 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4891 (mips_cprestore_slot): New function.
4892 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4893 and use mips_cprestore_slot.
4894 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4896 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4897 then use a copygp_mips16 instruction to set up $28.
4898 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4899 (mips16_lay_out_constants): Call split_all_insns_noflow.
4900 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4901 false if TARGET_MIPS16.
4902 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4903 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4904 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4905 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4906 MIPS16 code. Allow MIPS16 o32 PIC.
4907 (mips_override_options): Allow MIPS16 o32 PIC.
4908 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4909 after reload if TARGET_USE_GOT.
4910 (UNSPEC_COPYGP): New constant.
4911 (length): Use a default length of 8 for MIPS16 GOT loads.
4912 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4913 (*got_page<mode>): Check mips_split_hi_p.
4914 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4915 (unspec_got<mode>, unspec_call<mode>): New expanders.
4916 (load_got<mode>, load_call<mode>): Remove the length attributes.
4917 Use a got attribute instead of a type attribute.
4918 (copygp_mips16): New insn.
4919 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4920 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4921 (sibcall, sibcall_value, call, call_value): Update the calls
4922 to mips_expand_call.
4923 (call_internal, call_value_internal): Use mips_split_call.
4924 (call_value_multiple_internal): Likewise.
4925 (call_split): Move after call_internal (the insn it is split from).
4926 (call_internal_direct, call_value_internal_direct): Turn into
4927 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4928 (call_direct_split, call_value_direct_split): New patterns.
4929 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4930 and use M16_REGS instead of M16_NA_REGS.
4931 * config/mips/predicates.md (const_call_insn_operand): Replace
4932 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4933 mips_use_pic_fn_addr_reg_p check.
4934 (move_operand): Reject HIGHs if mips_split_hi_p.
4935 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4936 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4937 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4938 * config/mips/libgcc-mips16.ver: New file.
4939 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4940 $(srcdir)/config/mips/libgcc-mips16.ver.
4942 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4944 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4945 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4946 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4947 (mips16_cfun_returns_in_fpr_p): Likewise.
4949 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4951 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4952 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4953 rather than 4 to PC.
4955 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4957 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4958 (FUNCTION_PROFILER): Save the static chain pointer into $2
4959 beforehand and restore it aftewards.
4960 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4961 address directly into $25 and call the function through $25;
4962 do not clobber $3. Pad the DImode version to cover the space
4963 left by the deleted $25 <- $3 move.
4964 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4965 the removal of the $25 <- $3 move.
4966 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4967 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4969 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4970 Daniel Jacobowitz <dan@codesourcery.com>
4972 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4973 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4974 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4975 * config/mips/mips.c (mips_start_function_definition): New function.
4976 (mips_end_function_definition): Likewise.
4977 (mips_output_function_prologue): Use mips_start_function_definition.
4978 (mips_output_function_epilogue): Use mips_end_function_definition.
4979 (build_mips16_function_stub): Use mips_start_function_definition
4980 and mips_end_function_definition.
4981 (build_mips16_call_stub): Likewise.
4983 2008-08-09 Richard Guenther <rguenther@suse.de>
4985 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4986 * gimple.h (gimple_call_fn): Adjust comment.
4987 (gimple_call_set_fndecl): New function.
4988 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4989 longer having bare FUNCTION_DECL operand.
4990 (gimple_call_return_type): Likewise.
4991 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4993 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4994 (gimple_mod_pow2): Likewise.
4995 (gimple_mod_subtract): Likewise.
4996 (gimple_ic): Likewise.
4997 (gimple_stringop_fixed_value): Likewise.
4998 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4999 longer having bare FUNCTION_DECL operand.
5000 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
5001 * omp-low.c (optimize_omp_library_calls): Likewise.
5002 * cgraphunit.c (update_call_expr): Likewise.
5003 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
5004 (execute_convert_to_rsqrt): Likewise.
5005 * cfgexpand.c (gimple_to_tree): Simplify.
5006 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
5007 bare FUNCTION_DECL operand.
5008 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
5009 (convert_gimple_call): Use gimple_call_fndecl.
5010 * c-common.c (c_warn_unused_result): Likewise.
5012 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5015 * c-typeck.c (digest_init): Call verify_sequence_points from here.
5016 (c_finish_return): Likewise.
5017 (c_start_case): Likewise.
5018 * c-common.c (warn_for_collisions_1): Use explicit location in
5020 * c-parser.c (c_parser_condition): New. Call
5021 verify_sequence_points.
5022 (c_parser_paren_condition): Call c_parser_condition.
5023 (c_parser_for_statement): Call c_parser_condition.
5025 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5028 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
5029 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
5030 Moved from diagnostic.h
5031 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5033 (emit_diagnostic): New.
5034 (warning0, pedwarn0): Delete.
5035 (warning, warning_at, pedwarn, permerror): Return bool.
5036 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5037 Moved to diagnostic.c.
5038 (struct diagnostic_context): Use correct type for
5039 classify_diagnostic.
5040 (diagnostic_report_diagnostic): Update declaration.
5041 (emit_diagnostic): Declare.
5042 * errors.c (warning): Return bool.
5043 * errors.h (warning): Update declaration.
5044 * toplev.h (warning0, pedwarn0): Delete.
5045 (warning, warning_at, pedwarn, permerror): Return bool.
5046 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5047 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5048 inform. Update all calls.
5049 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5050 before giving informative note.
5051 (implicit_decl_warning): Likewise.
5052 * c-typeck.c (build_function_call): Likewise.
5053 * tree-sssa.c (warn_uninit): Likewise.
5054 * builtins.c (gimplify_va_arg_expr): Likewise.
5056 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5059 * doc/invoke.texi (-Wextra): Move warning from here...
5060 (-Wuninitialized): ... to here.
5062 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5065 * flags.h (set_Wunused): Delete
5066 * toplev.c (process_options): Handle Wunused flags here.
5067 * opts.c (maybe_warn_unused_parameter): Delete.
5068 (common_handle_option): Replace set_Wunused by warn_unused.
5069 (set_Wextra): Do not handle Wunused-parameter here.
5070 (set_Wunused): Delete.
5071 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5073 * common.opt (Wunused): Add Var and Init.
5074 (Wunused-function): Likewise.
5075 (Wunused-label): Likewise.
5076 (Wunused-parameter): Likewise.
5077 (Wunused-value): Likewise.
5078 (Wunused-variable): Likewise.
5080 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5082 * doc/invoke.texi: Add cpu_type power7.
5083 * config.in (HAVE_AS_VSX): New.
5084 * config.gcc: Add cpu_type power7.
5085 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5087 * configure: Regenerate.
5088 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5090 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5091 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5092 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5094 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5096 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5097 type to vectorize.builtin_conversion.
5098 (vectorizable_conversion): Likewise.
5099 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5100 integral type as input.
5101 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5103 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5104 and ALTIVEC_BUILTIN_VCTSXS.
5105 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5108 2008-08-08 Richard Guenther <rguenther@suse.de>
5110 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5111 (surely_varying_stmt_p): Calls are varying only if they are
5112 non-builtin and not indirect or have no result.
5113 (ccp_fold): Re-instantiate code before the tuples merge.
5115 2008-08-08 Richard Guenther <rguenther@suse.de>
5117 PR tree-optimization/37056
5118 * gimple.h (gimple_assign_rhs_class): New helper function.
5119 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5120 unary operations properly.
5122 2008-08-07 Jan Hubicka <jh@suse.cz>
5124 * i386.h (ix86_size_cost): Declare.
5125 (ix86_cur_cost): New function macro.
5126 * i386.md (peepholes expanding size and splitters): Predicate by
5127 optimize_insn_for_speed_p.
5128 (peepholes reduce size and splitters): Predicate by
5129 optimize_insn_for_size_p.
5130 * i386.c (ix86_size_cost): Rename from ...
5131 (size_cost): This one.
5132 (override_options): Update.
5133 (decide_alg): Likewise.
5134 (ix86_expand_clear): Use RTL profile.
5135 (ix86_pad_returns): Use RTL profile.
5137 2008-08-07 Jan Hubicka <jh@suse.cz>
5139 * recog.c (split_all_insns): Set RTL profile
5140 (peephole2_optimize): Likewise.
5141 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5142 * combine.c (combine_instructions): Likewise.
5144 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5148 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5150 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5151 value in a6 after the set_frame_ptr insn.
5153 2008-08-07 Richard Henderson <rth@redhat.com>
5156 * gcc.c (cpp_options): Pass along -g*.
5158 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5160 * config/arm/arm.c (output_move_neon): Update comment describing
5161 big-endian vector layout.
5162 (arm_assemble_integer): Do not handle big-endian NEON vectors
5164 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5165 neon_vget_lane<mode>_sext_internal,
5166 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5167 element indices for big-endian.
5169 2008-08-07 Richard Henderson <rth@redhat.com>
5171 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5172 * configure, config.in: Rebuild.
5173 * debug.h (dwarf2out_do_cfi_asm): Declare.
5174 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5175 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5176 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5177 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5179 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5181 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5182 movv2si_internal): Combine into mov<mode>_internal.
5183 (movv2si_internal_2): Remove.
5185 2008-08-07 Jan Hubicka <jh@suse.cz>
5188 * i386.md (single stringop patterns): Enable unconditionally.
5190 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5193 * config/i386/emmintrin.h (_mm_move_epi64): Use
5194 __builtin_ia32_movq128.
5196 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5197 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5199 * config/i386/sse.md (sse2_movq128): New.
5201 * doc/extend.texi: Document __builtin_ia32_movq128.
5203 2008-08-07 Richard Guenther <rguenther@suse.de>
5206 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5207 pointers can access anything.
5209 2008-08-06 Jan Hubicka <jh@suse.cz>
5211 * optabs.c (emit_unop_insn): Break out to ...
5212 (maybe_emit_unop_insn): ... this one.
5213 (expand_sfix_optab): Use maybe variant.
5214 * optabs.h (maybe_emit_unop_insn): Declare.
5216 * i386.md (mov0 patterns): Enable by default.
5217 (FP conversion expanders): Disable expansion of code expanding
5218 sequences when instruction should be optimized for size.
5219 (single strinop patterns): Enable when optimizing for size.
5220 (string expanders): Disable expanding of code expanding sequences
5221 when optimizning instruction for size.
5222 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5224 (ix86_fp_comparison_sahf_cost): Likewise.
5225 (ix86_expand_branch): Likewise.
5226 (ix86_expand_ashl_const): Likewise.
5227 (ix86_split_ashl): Likewise.
5228 (ix86_expand_strlen): Likewise.
5229 (ix86_emit_fp_unordered_jump): Likewie.
5231 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5233 * c-common.c: Fix typo.
5234 (c_common_reswords): Activate more C++ keyword warnings.
5236 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5238 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5241 * diagnostic.c (permerror_at): New.
5242 * toplev.h (permerror_at): Declare.
5244 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5245 Ira Rosen <irar@il.ibm.com>
5247 * tree-vect-transform.c (vect_model_simple_cost): Return
5248 immediately if stmt is pure SLP.
5249 (vect_model_store_cost): Ditto.
5250 (vect_model_load_cost): Ditto.
5251 (vectorizable_store): Remove PURE_SLP check before call
5252 to vect_model_store_cost.
5253 (vect_model_store_cost): When checking whether stmt describe
5254 strided access, add a check that it is not slp_node.
5256 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5259 * c-common.c (warn_for_sign_compare): New. Handle separately the
5260 case that 'constant' is zero.
5261 * c-typeck.c (build_binary_op): Move code to c-common.c
5263 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * config/alpha/alpha.c (alpha_preferred_reload_class,
5266 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5267 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5268 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5269 * config/arm/arm.md: Likewise.
5270 * config/avr/avr-protos.h (preferred_reload_class,
5271 test_hard_reg_class, avr_simplify_comparison_p,
5272 out_shift_with_cnt, class_max_nregs): Likewise.
5273 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5274 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5275 preferred_reload_class, test_hard_reg_class): Likewise.
5276 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5277 bfin_memory_move_cost, bfin_secondary_reload,
5278 bfin_output_mi_thunk): Likewise.
5279 * config/crx/crx.c (crx_secondary_reload_class,
5280 crx_memory_move_cost): Likewise.
5281 * config/frv/frv-protos.h (frv_secondary_reload_class,
5282 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5283 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5284 frv_secondary_reload_class, frv_class_likely_spilled_p,
5285 frv_class_max_nregs): Likewise.
5286 * config/h8300/h8300.c (h8300_classify_operand,
5287 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5289 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5290 * config/ia64/ia64.c (ia64_preferred_reload_class,
5291 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5292 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5293 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5295 * config/m68hc11/m68hc11.c (preferred_reload_class,
5296 m68hc11_memory_move_cost): Likewise.
5297 * config/mcore/mcore.c (mcore_secondary_reload_class,
5298 mcore_reload_class): Likewise.
5299 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5300 mips_class_max_nregs, mips_cannot_change_mode_class,
5301 mips_preferred_reload_class, mips_secondary_reload_class,
5302 mips_output_mi_thunk): Likewise.
5303 * config/mmix/mmix.c (mmix_preferred_reload_class,
5304 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5306 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5308 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5309 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5310 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5311 * config/rs6000/rs6000.c (paired_expand_vector_init,
5312 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5313 compare_section_name, rs6000_memory_move_cost): Likewise.
5314 * config/s390/s390.c (s390_emit_compare_and_swap,
5315 s390_preferred_reload_class, s390_secondary_reload,
5316 legitimize_pic_address, legitimize_tls_address,
5317 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5318 s390_class_max_nregs): Likewise.
5319 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5320 * config/s390/s390.md: Likewise.
5321 * config/score/score-protos.h (score_secondary_reload_class,
5322 score_preferred_reload_class): Likewise.
5323 * config/score/score.c (score_preferred_reload_class,
5324 score_secondary_reload_class): Likewise.
5325 * config/score/score3.c (score3_output_mi_thunk,
5326 score3_preferred_reload_class, score3_secondary_reload_class,
5327 score3_hard_regno_mode_ok): Likewise.
5328 * config/score/score3.h (score3_preferred_reload_class,
5329 score3_secondary_reload_class): Likewise.
5330 * config/score/score7.c (score7_output_mi_thunk,
5331 score7_preferred_reload_class, score7_secondary_reload_class,
5332 score7_hard_regno_mode_ok): Likewise.
5333 * config/score/score7.h (score7_preferred_reload_class,
5334 score7_secondary_reload_class): Likewise.
5335 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5336 output_branchy_insn, add_constant, gen_block_redirect,
5337 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5338 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5340 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5341 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5342 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5343 xstormy16_preferred_reload_class): Likewise.
5344 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5345 xtensa_expand_atomic, override_options,
5346 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5348 * reorg.c (try_merge_delay_insns): Likewise.
5349 * tree.c (merge_dllimport_decl_attributes): Likewise.
5351 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5353 2008-08-06 Michael Matz <matz@suse.de>
5355 * Makefile.in (write_entries_to_file): Quote words.
5356 * gengtype.c: (read_input_line): Skip over leading white-space.
5358 2008-08-06 Marc Gauthier <marc@tensilica.com>
5360 * config.gcc: Match more processor names for Xtensa.
5361 * configure.ac: Likewise.
5362 * doc/install.texi (Specific): Likewise.
5363 * configure: Regenerate.
5365 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5367 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5368 * calls.c (avoid_likely_spilled_reg): Likewise.
5369 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5370 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5371 * config/i386/i386.c (ix86_expand_special_args_builtin,
5372 ix86_secondary_reload): Likewise.
5373 * except.c (struct eh_region, gen_eh_region_catch,
5374 remove_unreachable_regions, duplicate_eh_regions,
5375 assign_filter_values, build_post_landing_pads,
5376 sjlj_find_directly_reachable_regions, remove_eh_handler,
5377 reachable_next_level, foreach_reachable_handler,
5378 can_throw_internal_1, can_throw_external_1,
5379 collect_one_action_chain): Likewise.
5380 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5381 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5382 * function.c (update_temp_slot_address, instantiate_new_reg,
5383 instantiate_virtual_regs_in_rtx,
5384 instantiate_virtual_regs_in_insn): Likewise.
5385 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5386 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5387 gimplify_cleanup_point_expr): Likewise.
5388 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5389 * passes.c (next_pass_1): Likewise.
5390 * print-tree.c (print_node_brief, print_node): Likewise.
5391 * profile.c (branch_prob): Likewise.
5392 * tree-dump.c (dump_register): Likewise.
5393 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5395 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5396 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5397 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5398 copy_arguments_for_versioning, copy_static_chain): Likewise.
5399 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5400 add_new_name_mapping, register_new_name_mapping): Likewise.
5401 * tree-mudflap.c (mf_xform_derefs): Likewise.
5402 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5403 get_init_expr, combine_chains): Likewise.
5404 * tree-pretty-print.c (dump_generic_node): Likewise.
5405 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5406 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5407 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5408 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5410 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5413 * calls.c (expand_call): Use the biggest preferred stack
5416 2008-08-06 Michael Matz <matz@suse.de>
5419 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5420 for reused reload, instead of overwriting them.
5422 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5425 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5426 for incoming stack boundary.
5428 * function.c (assign_parm_find_entry_rtl): Update
5429 parm_stack_boundary.
5431 * function.h (rtl_data): Add parm_stack_boundary.
5433 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5434 parm_stack_boundary for incoming stack boundary.
5436 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5438 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5439 for unrepresentable subregs or treat them as equal to other regs
5440 or subregs with the same register number.
5442 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5445 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5448 2008-08-06 Jan Hubicka <jh@suse.cz>
5450 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5451 frequencies might be hot.
5453 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5455 * reload.c (find_reloads): Force constants into literal pool
5456 also if they are wrapped in a SUBREG.
5458 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5461 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5462 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5463 Don't allow predicated instructions for data speculation.
5464 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5467 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5469 * haifa-sched.c (extend_global): Split to extend_global_data and
5470 extend_region_data. Update all uses.
5471 (extend_all): Rename to extend_block_data.
5473 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5475 * sched-rgn.c (new_ready): Check if instruction can be
5476 speculatively scheduled before attempting speculation.
5477 (debug_rgn_dependencies): Remove wrongful assert.
5479 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5481 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5483 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5485 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5486 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5487 va_size, and type_size.
5489 2008-08-04 Jason Merrill <jason@redhat.com>
5492 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5493 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5495 2008-08-05 Richard Henderson <rth@redhat.com>
5497 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5498 * configure: Rebuild.
5500 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5503 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5504 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5507 2008-08-05 Richard Henderson <rth@redhat.com>
5509 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5510 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5511 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5512 * common.opt (fdwarf2-cfi-asm): New.
5513 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5514 * config.in, configure: Rebuild.
5515 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5516 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5517 (dw2_force_const_mem): Externalize.
5518 * dwarf2asm.h: Update.
5519 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5520 generate a real label.
5521 (output_cfi_directive): New.
5522 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5523 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5524 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5526 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5527 (output_loc_operands_raw, output_loc_sequence_raw): New.
5528 (output_cfa_loc_raw): New.
5530 2008-08-05 Paul Brook <paul@codesourcery.com>
5532 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5533 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5534 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5535 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5536 * config/arm/arm.h (TARGET_VFPD32): Define.
5537 (TARGET_VFP3): Use TARGET_VFPD32.
5538 (fputype): Add FPUTYPE_VFP3D16.
5539 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5540 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5541 * config/arm/arm-cores.def: Add cortex-r4f.
5542 * config/arm/arm-tune.md: Regenerate.
5544 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5546 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5547 Reword some comments throughout the file.
5549 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5550 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5551 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5552 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5554 (MFC_START_ENABLE): Remove PPU-only define.
5555 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5556 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5558 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5559 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5560 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5561 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5562 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5563 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5564 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5566 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5567 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5568 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5569 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5571 (spu_read_machine_status): Fix typo.
5573 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5575 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5576 SUBREG of multi-word hard register.
5577 * config/spu/spu.c (valid_subreg): Likewise.
5578 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5580 2008-08-04 Richard Guenther <rguenther@suse.de>
5582 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5583 the candidate with the stripped base if that base is different
5584 from the original base even for offset zero.
5586 2008-08-04 Richard Guenther <rguenther@suse.de>
5589 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5590 check for no_overflow.
5592 2008-08-04 Richard Guenther <rguenther@suse.de>
5594 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5596 2008-08-04 Paul Brook <paul@codesourcery.com>
5598 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5599 (arm_order_regs_for_local_alloc): New function.
5600 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5602 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5604 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5607 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5608 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5609 (ix86_expand_epilogue): Likewise.
5611 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5613 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5616 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5618 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5619 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5620 (*movv2sf_internal_rex64): Ditto.
5622 2008-08-03 Jan Hubicka <jh@suse.cz>
5624 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5625 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5626 * expmed.c (expand_smod_pow2): Likewise.
5628 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5631 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5632 alternative 0 of operand 1.
5633 (*vec_concatv2di_rex64_sse): Ditto.
5634 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5636 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5637 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5638 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5639 (*movv2sf_internal_rex64): Ditto.
5641 2008-08-02 Richard Guenther <rguenther@suse.de>
5644 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5645 (ssedoublesizemode): New mode attribute.
5646 (sse_shufps): Call gen_sse_shufps_v4sf.
5647 (sse_shufps_1): Macroize.
5648 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5649 (sse2_shufpd_1): Macroize.
5650 (vec_extract_odd, vec_extract_even): New expanders.
5651 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5652 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5653 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5654 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5655 (ix86_expand_vector_set): Likewise.
5656 (ix86_expand_reduc_v4sf): Likewise.
5658 2008-08-01 Doug Kwan <dougkwan@google.com>
5660 * matrix-reorg.c: Re-enable all code.
5661 (struct malloc_call_data): Change CALL_STMT to gimple type.
5662 (collect_data_for_malloc_call): Tuplify.
5663 (struct access_site_info): Change STMT to gimple type.
5664 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5665 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5666 (struct free_info): Change STMT to gimple type.
5667 (struct matrix_access_phi_node): Change PHI to gimple type.
5668 (get_inner_of_cast_expr): Remove.
5669 (may_flatten_matrices_1): Tuplify.
5670 (may_flatten_matrices): Ditto.
5671 (mark_min_matrix_escape_level): Ditto.
5672 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5673 (ssa_accessed_in_call_rhs): New
5674 (ssa_accessed_in_assign_rhs): New
5675 (record_access_alloc_site_info): Tuplify.
5676 (add_allocation_site): Ditto.
5677 (analyze_matrix_allocation_site): Ditto.
5678 (analyze_transpose): Ditto.
5679 (get_index_from_offset): Ditto.
5680 (update_type_size): Ditto.
5681 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5682 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5683 (analyze_accesses_for_phi_node): Tuplify.
5684 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5685 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5686 (analyze_matrix_accesses): Tuplify.
5687 (check_var_data): New call-back type for check_var_notmodified_p.
5688 (check_var_notmodified_p): Tuplify and use call-back struct to
5689 return statement found.
5690 (can_calculate_expr_before_stmt): Factor out statement related code
5692 (can_calculate_stmt_before_stmt): New.
5693 (check_allocation_function): Tuplify.
5694 (find_sites_in_func): Ditto.
5695 (record_all_accesses_in_func): Ditto.
5696 (transform_access_sites): Ditto.
5697 (transform_allocation_sites): Ditto.
5698 (matrix_reorg): Re-enable.
5699 (gate_matrix_reorg): Re-enable.
5701 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5703 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5704 for labels for which it hasn't been set yet. If it has been set,
5705 stop walking insns and continue with next worklist item.
5706 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5707 if the only BARRIER is at the very end of a function.
5709 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5711 * cfgexpand.c (expand_stack_alignment): Assert that
5712 stack_realign_drap and drap_rtx must match.
5714 * function.c (instantiate_new_reg): If DRAP is used to realign
5715 stack, replace virtual_incoming_args_rtx with internal arg
5718 2008-08-01 Richard Guenther <rguenther@suse.de>
5720 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5721 loop information only if we initialized it.
5722 (execute_pre): Call fini_pre with in_fre.
5723 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5724 if we do not unroll because we hit max-completely-peeled-insns.
5725 Use our estimation for consistency, do allow shrinking.
5727 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5729 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5730 with MIN_STACK_BOUNDARY.
5731 (ix86_update_stack_boundary): Likewise.
5732 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5735 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5736 (MIN_STACK_BOUNDARY): This.
5738 2008-08-01 Richard Guenther <rguenther@suse.de>
5741 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5743 2008-08-01 Richard Guenther <rguenther@suse.de>
5745 PR tree-optimization/36988
5746 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5747 do not matter if that doesn't change volatile qualification.
5749 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5751 * configure.ac: Do not generate libada-mk. Do not subst
5753 * libada-mk.in: Remove.
5754 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5755 * configure: Regenerate.
5757 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5759 * tree-pass.h: Added comment about not dumping passes with name
5760 starting with star in struct opt_pass.
5761 * passes.c (register_dump_files_1): Don't do dump for a pass with
5762 name starting with star.
5763 * doc/passes.texi (Pass manager): Mention pass names and special
5764 meaning of star prefix to avoid dump.
5766 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5768 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5770 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5771 (ISA_MIPS64R2): New macro.
5772 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5773 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5774 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5775 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5776 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5777 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5778 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5779 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5780 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5781 Move up to keep list alphabetically sorted.
5782 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5783 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5785 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5786 (-march=@var{arch}): Add mips64r2.
5788 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5790 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5792 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5794 * expr.c (expand_assignment): Check for complete type.
5796 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5799 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5801 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5802 for stack alignment.
5804 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5806 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5808 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5809 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5811 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5813 PR rtl-optimization/36419
5814 * dwarf2out.c (barrier_args_size): New variable.
5815 (compute_barrier_args_size, compute_barrier_args_size_1): New
5817 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5818 if not called yet in the current function, use barrier_args_size
5819 array to find the new args_size value.
5820 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5822 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5825 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5828 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5831 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5832 (dwarf2out_stack_adjust): Use it.
5833 (dwarf2out_frame_debug_expr): Likewise.
5835 2008-07-31 Richard Guenther <rguenther@suse.de>
5837 PR tree-optimization/36978
5838 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5839 the generated condition.
5841 2008-07-31 Richard Guenther <rguenther@suse.de>
5843 * passes.c (init_optimization_passes): Always call
5844 pass_early_warn_uninitialized.
5845 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5846 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5847 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5849 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5852 * builtins.c (maybe_emit_free_warning): New function.
5853 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5854 maybe_emit_free_warning for BUILT_IN_FREE.
5857 * dwarf2out.c (get_context_die): New function.
5858 (force_decl_die, force_type_die): Use it.
5859 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5860 returns NULL, force generation of DW_TAG_typedef and put that into
5863 PR preprocessor/36649
5864 * c-pch.c (c_common_read_pch): Save and restore
5865 line_table->trace_includes across PCH restore.
5867 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5870 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5872 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5875 * final.c (call_from_call_insn): Handle COND_EXEC.
5877 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5879 * builtins.c (std_gimplify_va_arg_expr): Replace
5880 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5881 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5883 2008-07-30 Joey Ye <joey.ye@intel.com>
5884 H.J. Lu <hongjiu.lu@intel.com>
5886 * builtins.c (expand_builtin_setjmp_receiver): Replace
5887 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5888 (expand_builtin_apply_args_1): Likewise.
5889 (expand_builtin_longjmp): Need DRAP for stack alignment.
5890 (expand_builtin_apply): Likewise.
5892 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5893 instead of assign_stack_local to allow alignment reduction.
5895 * calls.c (emit_call_1): Need DRAP for stack alignment if
5897 (expand_call): Replace virtual_incoming_args_rtx with
5898 crtl->args.internal_arg_pointer.
5899 * stmt.c (expand_nl_goto_receiver): Likewise.
5901 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5902 alignment and store to stack_alignment_estimated and
5903 max_used_stack_slot_alignment.
5904 (expand_one_var): Likewise.
5905 (expand_stack_alignment): New function.
5906 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5907 and stack_alignment_estimated fields in rtl_data. Call
5908 expand_stack_alignment at end.
5910 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5911 (MAX_STACK_ALIGNMENT): Likewise.
5912 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5913 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5915 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5916 stack alignment when generating virtual registers.
5918 * function.c (assign_stack_local): Renamed to ...
5919 (assign_stack_local_1): This. Add a parameter to indicate
5920 if it is OK to reduce alignment.
5921 (assign_stack_local): Use it.
5922 (instantiate_new_reg): Instantiate virtual incoming args rtx
5923 to vDRAP if stack realignment and DRAP is needed.
5924 (assign_parms): Collect parameter/return type alignment and
5925 contribute to stack_alignment_estimated.
5926 (locate_and_pad_parm): Likewise.
5927 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5928 with crtl->args.internal_arg_pointer.
5930 * function.h (rtl_data): Add new field drap_reg,
5931 max_used_stack_slot_alignment, stack_alignment_estimated,
5932 stack_realign_needed, need_drap, stack_realign_processed and
5933 stack_realign_finalized.
5934 (stack_realign_fp): New macro.
5935 (stack_realign_drap): Likewise.
5937 * global.c (compute_regsets): Frame pointer is needed when
5938 stack is realigned. Can eliminate frame pointer when stack is
5939 realigned and dynamic realigned argument pointer isn't used.
5941 * reload1.c (update_eliminables): Frame pointer is needed
5942 when stack is realigned.
5943 (init_elim_table): Can eliminate frame pointer when stack is
5944 realigned and dynamic realigned argument pointer isn't used.
5946 * rtl.h (assign_stack_local_1): Declare new funtion.
5948 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5949 (TARGET_GET_DRAP_RTX): Likewise.
5950 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5951 TARGET_GET_DRAP_RTX.
5953 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5955 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5956 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5958 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5959 H.J. Lu <hongjiu.lu@intel.com>
5961 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5962 vdrap_reg, stack_realign and drap_reg_saved.
5963 (add_cfi): Don't allow redefining CFA when DRAP is used.
5964 (reg_save): Handle stack alignment.
5965 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5966 alignment. Don't generate DWARF information for (set fp sp)
5968 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5970 (int_loc_descriptor): Move prototype forward. Also define if
5971 DWARF2_UNWIND_INFO is true.
5972 (output_cfa_loc): Handle DW_CFA_expression.
5973 (build_cfa_aligned_loc): New.
5974 (based_loc_descr): Update assert for stack realign. For local
5975 variables, use sp+offset when stack is aligned without drap and
5976 fp+offset when stack is aligned with drap. For arguments, use
5977 cfa+offset when drap is used to align stack.
5979 2008-07-30 Joey Ye <joey.ye@intel.com>
5980 H.J. Lu <hongjiu.lu@intel.com>
5982 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5984 (ix86_gen_andsp): New.
5985 (ix86_user_incoming_stack_boundary): Likewise.
5986 (ix86_default_incoming_stack_boundary): Likewise.
5987 (ix86_incoming_stack_boundary): Likewise.
5988 (ix86_can_eliminate): Likewise.
5989 (find_drap_reg): Likewise.
5990 (ix86_update_stack_boundary): Likewise.
5991 (ix86_get_drap_rtx): Likewise.
5992 (ix86_finalize_stack_realign_flags): Likewise.
5993 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5994 (TARGET_GET_DRAP_RTX): Likewise.
5995 (override_options): Overide option value for new options.
5996 (ix86_function_ok_for_sibcall): Remove check for
5997 force_align_arg_pointer.
5998 (ix86_handle_cconv_attribute): Likewise.
5999 (ix86_function_regparm): Likewise.
6000 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
6001 (ix86_va_start): Replace virtual_incoming_args_rtx with
6002 crtl->args.internal_arg_pointer.
6003 (ix86_select_alt_pic_regnum): Check DRAP register.
6004 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
6005 (ix86_compute_frame_layout): Compute frame layout wrt stack
6007 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
6008 (ix86_expand_prologue): Decide if stack realignment is needed
6009 and generate prologue code accordingly.
6010 (ix86_expand_epilogue): Generate epilogue code wrt stack
6011 realignment is really needed or not.
6013 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
6014 (ABI_STACK_BOUNDARY): Likewise.
6015 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
6016 (STACK_REALIGN_DEFAULT): Likewise.
6017 (INCOMING_STACK_BOUNDARY): Likewise.
6018 (MAX_STACK_ALIGNMENT): Likewise.
6019 (ix86_incoming_stack_boundary): Likewise.
6020 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
6021 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
6022 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
6023 (machine_function): Remove force_align_arg_pointer.
6025 * config/i386/i386.md (BX_REG): New.
6026 (R13_REG): Likewise.
6028 * config/i386/i386.opt (mforce_drap): New.
6029 (mincoming-stack-boundary): Likewise.
6030 (mstackrealign): Add Init(-1).
6032 * config/i386/i386-protos.h (ix86_can_eliminate): New
6034 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6036 * doc/extend.texi: Update force_align_arg_pointer.
6038 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6041 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6042 (INCOMING_STACK_BOUNDARY): Likewise.
6043 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6044 (TARGET_GET_DRAP_RTX): Likewise.
6046 2008-07-30 Andreas Schwab <schwab@suse.de>
6048 PR rtl-optimization/36929
6049 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6050 add_insn_before and fix argument order.
6051 (replace_inc_dec_mem): Handle NULL rtx.
6053 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6055 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6057 (arm_compute_initial_elimination_offset): Use it.
6058 (arm_compute_save_reg_mask): Include static chain save slot when
6059 calculating alignment.
6060 (arm_get_frame_offsets): Ditto.
6061 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6062 that we can use to decrement the stack when the stack decrement
6063 could be too big for an immediate value in a single insn.
6064 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6066 2008-07-30 Richard Guenther <rguenther@suse.de>
6068 PR tree-optimization/36967
6069 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6070 Release defs of statements we remove.
6072 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6074 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6075 instead of NULL_RTVEC.
6077 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6081 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6084 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6086 * final.c (call_from_call_insn): New.
6087 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6089 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6091 * configure.ac: Substitute ADA_CFLAGS.
6092 * configure: Regenerate.
6093 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6094 * Makefile.in: Remove mention of X_* variables.
6095 * config/pa/x-ada-hpux10: Remove.
6096 * config/pa/x-ada: Remove.
6098 * doc/fragments.texi: Update.
6100 2008-07-30 Olivier Hainque <hainque@adacore.com>
6102 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6103 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6104 __dso_handle explicitly here.
6106 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6109 * c-typeck.c (build_binary_op): Encapsulate code into...
6110 * c-common.c (shorten_binary_op): ...this new function.
6111 (conversion_warning): Use the new function. Handle non-negative
6112 constant in bitwise-and.
6113 * c-common.h (shorten_binary_op): Declare.
6115 2008-07-30 Olivier Hainque <hainque@adacore.com>
6117 * scan.c (make_sstring_space): Add explicit conversions of
6118 allocator's return value.
6119 * fix-header.c (recognized_function): Likewise.
6121 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6123 * doc/cpp.texi: Update to GFDL 1.2.
6124 * doc/gcc.texi: Do not list GPL as Invariant Section.
6125 * doc/gccint.texi: Likewise. Update copyright years.
6126 * doc/install.texi: Update copyright years.
6128 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6131 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6132 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6134 2008-07-29 Jan Hubicka <jh@suse.cz>
6136 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6137 (grokdeclarator): Likewise.
6138 * langhooks.c (lhd_warn_unused_global_decl): Use
6139 DECL_DECLARED_INLINE_P.
6140 * print-tree.c (print_node): Remove DECL_INLINE check.
6142 2008-07-29 Richard Guenther <rguenther@suse.de>
6144 PR tree-optimization/36945
6145 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6146 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6147 Record invariant addresses un-decomposed.
6148 (copy_reference_ops_from_call): Record reference call
6149 arguments properly. Simplify.
6150 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6151 helper split out from ...
6152 (create_component_ref_by_pieces): ... here. Simplify.
6153 Prepare for recursive invocation for call arguments.
6154 (create_expression_by_pieces): Adjust call to
6155 create_component_ref_by_pieces.
6156 (compute_avail): Process operand 2 of reference ops.
6158 2008-07-29 Richard Guenther <rguenther@suse.de>
6160 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6162 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6164 * c-format.c (check_format_types): Revert unwanted checkin.
6166 2008-07-29 Jan Hubicka <jh@suse.cz>
6168 * flags.h (flag_really_no_inline): Remove.
6169 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6170 * toplev.c (flag_really_no_inline): Remove.
6171 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6172 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6173 (cgraph_decide_inlining_incrementally): Likewise.
6174 (compute_inline_parameters): Likewise.
6175 * opts.c (decode_options): Simplify.
6176 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6177 * common.opt (finline): Initialize to 1.
6178 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6180 2008-07-29 Jan Hubicka <jh@suse.cz>
6182 * predict.c (always_optimize_for_size_p): New function.
6183 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6184 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6185 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6187 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6188 * function.c (prepare_function_start): Set default profile.
6189 * function.h (rtl_data): Add maybe_hot_insn_p.
6190 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6191 (construct_exit_block): Likewise.
6192 (tree_expand_cfg): Likewise.
6194 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6195 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6196 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6197 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6200 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6203 * c-decl.c (merge_decls): Merge USED flags.
6205 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6207 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6208 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6209 next_stack, lab_false and lab_over trees.
6211 2008-07-28 Richard Guenther <rguenther@suse.de>
6213 PR tree-optimization/36957
6214 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6215 (useless_type_conversion_p): Remove.
6216 (types_compatible_p): Remove.
6217 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6218 (useless_type_conversion_p): Declare.
6219 (types_compatible_p): Declare.
6220 (gimple_expr_type): Return the base type only if it is
6221 trivially convertible to the subtype.
6223 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6225 * configure.ac: Use the m4_do macro to concatenate the warnings into
6226 one string in ACX_PROG_CC_WARNING_OPTS,
6227 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6228 * configure: Regenerate.
6230 2008-07-28 Richard Guenther <rguenther@suse.de>
6232 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6233 (insert_fake_stores): Remove.
6234 (realify_fake_stores): Likewise.
6235 (execute_pre): Remove dead code.
6236 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6237 (find_func_aliases): Deal with it here instead.
6238 Re-enable gcc_unreachable call.
6240 2008-07-28 Richard Guenther <rguenther@suse.de>
6242 Merge from gimple-tuples-branch.
6244 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6245 * gimple.def: New file.
6246 * gsstruct.def: Likewise.
6247 * gimple-iterator.c: Likewise.
6248 * gimple-pretty-print.c: Likewise.
6249 * tree-gimple.c: Removed. Merged into ...
6250 * gimple.c: ... here. New file.
6251 * tree-gimple.h: Removed. Merged into ...
6252 * gimple.h: ... here. New file.
6254 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6255 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6256 --enable-checking=gimple flag.
6257 * config.in: Likewise.
6258 * configure: Regenerated.
6260 * tree-ssa-operands.h: Tuplified.
6261 * tree-vrp.c: Likewise.
6262 * tree-loop-linear.c: Likewise.
6263 * tree-into-ssa.c: Likewise.
6264 * tree-ssa-loop-im.c: Likewise.
6265 * tree-dump.c: Likewise.
6266 * tree-complex.c: Likewise.
6267 * cgraphbuild.c: Likewise.
6268 * tree-ssa-threadupdate.c: Likewise.
6269 * tree-ssa-loop-niter.c: Likewise.
6270 * tree-pretty-print.c: Likewise.
6271 * tracer.c: Likewise.
6272 * gengtype.c: Likewise.
6273 * tree-loop-distribution.c: Likewise.
6274 * tree-ssa-loop-unswitch.c: Likewise.
6275 * cgraph.c: Likewise.
6276 * cgraph.h: Likewise.
6277 * tree-ssa-loop-manip.c: Likewise.
6278 * value-prof.c: Likewise.
6279 * tree-ssa-loop-ch.c: Likewise.
6280 * tree-tailcall.c: Likewise.
6281 * value-prof.h: Likewise.
6284 * tree-pass.h: Likewise.
6285 * ipa-cp.c: Likewise.
6286 * tree-scalar-evolution.c: Likewise.
6287 * tree-scalar-evolution.h: Likewise.
6288 * target.h: Likewise.
6289 * lambda-mat.c: Likewise.
6290 * tree-phinodes.c: Likewise.
6291 * diagnostic.h: Likewise.
6292 * builtins.c: Likewise.
6293 * tree-ssa-alias-warnings.c: Likewise.
6294 * cfghooks.c: Likewise.
6295 * fold-const.c: Likewise.
6296 * cfghooks.h: Likewise.
6297 * omp-low.c: Likewise.
6298 * tree-ssa-dse.c: Likewise.
6299 * ipa-reference.c: Likewise.
6300 * tree-ssa-uncprop.c: Likewise.
6301 * toplev.c: Likewise.
6302 * tree-gimple.c: Likewise.
6303 * tree-gimple.h: Likewise.
6304 * tree-chrec.c: Likewise.
6305 * tree-chrec.h: Likewise.
6306 * tree-ssa-sccvn.c: Likewise.
6307 * tree-ssa-sccvn.h: Likewise.
6308 * cgraphunit.c: Likewise.
6309 * tree-ssa-copyrename.c: Likewise.
6310 * tree-ssa-ccp.c: Likewise.
6311 * tree-ssa-loop-ivopts.c: Likewise.
6312 * tree-nomudflap.c: Likewise.
6313 * tree-call-cdce.c: Likewise.
6314 * ipa-pure-const.c: Likewise.
6315 * c-format.c: Likewise.
6316 * tree-stdarg.c: Likewise.
6317 * tree-ssa-math-opts.c: Likewise.
6318 * tree-ssa-dom.c: Likewise.
6319 * tree-nrv.c: Likewise.
6320 * tree-ssa-propagate.c: Likewise.
6321 * ipa-utils.c: Likewise.
6322 * tree-ssa-propagate.h: Likewise.
6323 * tree-ssa-alias.c: Likewise.
6324 * gimple-low.c: Likewise.
6325 * tree-ssa-sink.c: Likewise.
6326 * ipa-inline.c: Likewise.
6327 * c-semantics.c: Likewise.
6328 * dwarf2out.c: Likewise.
6330 * tree-ssa-loop-ivcanon.c: Likewise.
6331 * predict.c: Likewise.
6332 * tree-ssa-loop.c: Likewise.
6333 * tree-parloops.c: Likewise.
6334 * tree-ssa-address.c: Likewise.
6335 * tree-ssa-ifcombine.c: Likewise.
6336 * matrix-reorg.c: Likewise.
6337 * c-decl.c: Likewise.
6338 * tree-eh.c: Likewise.
6339 * c-pretty-print.c: Likewise.
6340 * lambda-trans.c: Likewise.
6341 * function.c: Likewise.
6342 * langhooks.c: Likewise.
6343 * ebitmap.h: Likewise.
6344 * tree-vectorizer.c: Likewise.
6345 * function.h: Likewise.
6346 * langhooks.h: Likewise.
6347 * tree-vectorizer.h: Likewise.
6348 * ipa-type-escape.c: Likewise.
6349 * ipa-type-escape.h: Likewise.
6350 * domwalk.c: Likewise.
6351 * tree-if-conv.c: Likewise.
6352 * profile.c: Likewise.
6353 * domwalk.h: Likewise.
6354 * tree-data-ref.c: Likewise.
6355 * tree-data-ref.h: Likewise.
6356 * tree-flow-inline.h: Likewise.
6357 * tree-affine.c: Likewise.
6358 * tree-vect-analyze.c: Likewise.
6359 * c-typeck.c: Likewise.
6360 * gimplify.c: Likewise.
6361 * coretypes.h: Likewise.
6362 * tree-ssa-phiopt.c: Likewise.
6363 * calls.c: Likewise.
6364 * tree-ssa-coalesce.c: Likewise.
6365 * tree.def: Likewise.
6366 * tree-dfa.c: Likewise.
6367 * except.c: Likewise.
6368 * except.h: Likewise.
6369 * cfgexpand.c: Likewise.
6370 * tree-cfgcleanup.c: Likewise.
6371 * tree-ssa-pre.c: Likewise.
6372 * tree-ssa-live.c: Likewise.
6373 * tree-sra.c: Likewise.
6374 * tree-ssa-live.h: Likewise.
6375 * tree-predcom.c: Likewise.
6376 * lambda.h: Likewise.
6377 * tree-mudflap.c: Likewise.
6378 * ipa-prop.c: Likewise.
6379 * print-tree.c: Likewise.
6380 * tree-ssa-copy.c: Likewise.
6381 * ipa-prop.h: Likewise.
6382 * tree-ssa-forwprop.c: Likewise.
6383 * ggc-page.c: Likewise.
6384 * c-omp.c: Likewise.
6385 * tree-ssa-dce.c: Likewise.
6386 * tree-vect-patterns.c: Likewise.
6387 * tree-ssa-ter.c: Likewise.
6388 * tree-nested.c: Likewise.
6389 * tree-ssa.c: Likewise.
6390 * lambda-code.c: Likewise.
6391 * tree-ssa-loop-prefetch.c: Likewise.
6392 * tree-inline.c: Likewise.
6393 * tree-inline.h: Likewise.
6394 * tree-iterator.c: Likewise.
6395 * tree-optimize.c: Likewise.
6396 * tree-ssa-phiprop.c: Likewise.
6397 * tree-vect-transform.c: Likewise.
6398 * tree-object-size.c: Likewise.
6399 * tree-outof-ssa.c: Likewise.
6400 * cfgloop.c: Likewise.
6401 * system.h: Likewise.
6402 * tree-profile.c: Likewise.
6403 * cfgloop.h: Likewise.
6404 * c-gimplify.c: Likewise.
6405 * c-common.c: Likewise.
6406 * tree-vect-generic.c: Likewise.
6407 * tree-flow.h: Likewise.
6408 * c-common.h: Likewise.
6409 * basic-block.h: Likewise.
6410 * tree-ssa-structalias.c: Likewise.
6411 * tree-switch-conversion.c: Likewise.
6412 * tree-ssa-structalias.h: Likewise.
6413 * tree-cfg.c: Likewise.
6414 * passes.c: Likewise.
6415 * ipa-struct-reorg.c: Likewise.
6416 * ipa-struct-reorg.h: Likewise.
6417 * tree-ssa-reassoc.c: Likewise.
6418 * cfgrtl.c: Likewise.
6419 * varpool.c: Likewise.
6421 * tree-ssanames.c: Likewise.
6422 * tree-ssa-threadedge.c: Likewise.
6423 * langhooks-def.h: Likewise.
6424 * tree-ssa-operands.c: Likewise.
6425 * config/alpha/alpha.c: Likewise.
6426 * config/frv/frv.c: Likewise.
6427 * config/s390/s390.c: Likewise.
6428 * config/m32c/m32c.c: Likewise.
6429 * config/m32c/m32c-protos.h: Likewise.
6430 * config/spu/spu.c: Likewise.
6431 * config/sparc/sparc.c: Likewise.
6432 * config/i386/i386.c: Likewise.
6433 * config/sh/sh.c: Likewise.
6434 * config/xtensa/xtensa.c: Likewise.
6435 * config/stormy16/stormy16.c: Likewise.
6436 * config/ia64/ia64.c: Likewise.
6437 * config/rs6000/rs6000.c: Likewise.
6438 * config/pa/pa.c: Likewise.
6439 * config/mips/mips.c: Likewise.
6441 2008-07-28 Simon Baldwin <simonb@google.com>
6443 * c-pragma.c (handle_pragma_message): New function.
6444 (init_pragma): Register handle_pragma_message.
6445 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6448 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6450 PR tree-optimization/35252
6451 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6452 REALPART_EXPR to be considered as same load operation.
6454 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6456 PR tree-optimization/36830
6457 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6458 (expressions_equal_p): Return false if only one operand is null.
6460 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6462 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6463 version requirements.
6465 2008-07-26 Olivier Hainque <hainque@adacore.com>
6467 * collect2.c (symkind): New enum. Symbol kinds we care about.
6468 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6469 code and head comment accordingly.
6470 (scan_prog_file): Use symkind names instead of bare integers.
6472 2008-07-25 Jan Hubicka <jh@suse.cz>
6474 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6476 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6477 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6478 * dojump.c (clear_pending_stack_adjust): Likewise.
6479 * print-tree.c (print_node): Ignore DECL_INLINE.
6480 * tree-inline.c (inlinable_function_p): Likewise.
6482 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6484 * doc/extend.texi (hot attribute): Document that the hot attribute
6485 turns on -O3 for some ports.
6486 (cold attribute): Document that the cold attribute turns on -Os
6489 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6490 reflect function specific option support.
6492 * target.h (struct target_option_hooks): Add fields to say whether
6493 the cold attribute implies -Os and the hot attribute implies -O3.
6495 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6496 By default, do not turn on -Os for cold functions.
6497 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6498 not turn on -O3 for hot functions.
6500 * c-common.c (handle_hot_attribute): Use target hook to determine
6501 if hot functions should enable -O3.
6502 (handle_cold_attribute): Use target hook to determine if cold
6503 functions should enable -Os.
6505 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6506 (override_options): Move disable scheduling to
6507 optimization_options.
6508 (optimization_options): Disable scheduling here, not
6510 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6511 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6513 * config/ia64/ia64.c (ia64_override_options): Move setting
6514 scheduling flags to ia64_optimization_options.
6515 (ia64_optimization_options): Disable scheduling options here, and
6516 not in ia64_override_options.
6517 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6518 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6520 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6523 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6525 2008-07-25 Martin Jambor <mjambor@suse.cz>
6527 PR tree-optimization/36926
6528 * ipa-prop.c (ipa_analyze_call_uses): Call
6529 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6531 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6533 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6534 movv2si_internal): Add mem = reg alternative.
6536 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6539 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6540 DEFAULT_PCC_STRUCT_RETURN to 127.
6542 2008-07-24 Jan Hubicka <jh@suse.cz>
6544 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6545 (build_cgraph_edges): Likewise.
6546 * cgraph.c (cgraph_node): Do not update assembler hash.
6547 (cgraph_remove_node): Drop non-unit-at-a-time code.
6548 * tree-pass.h (pass_O0_always_inline): Remove.
6549 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6550 * toplev.c (process_options): Flag unit-at-a-time does not imply
6552 * cgraphunit.c: Update comments.
6553 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6554 (cgraph_assemble_pending_functions): Remove.
6555 (cgraph_reset_node): Drop non-unit-at-a-time code.
6556 (cgraph_finalize_function): Likewise.
6557 (cgraph_analyze_function): Likewise.
6558 (cgraph_finalize_compilation_unit): Likewise.
6559 (cgraph_expand_function): Likewise.
6560 (cgraph_optimize): Likesise.
6561 (save_inline_function_body): Likewise.
6562 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6563 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6564 * ipa-inline.c: Update comments.
6565 (enum inlining_mode): remove INLINE_SPEED.
6566 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6567 (cgraph_mark_inline_edge): Likewise.
6568 (try_inline): Likewise.
6569 (cgraph_decide_inlining_incrementally): Likewise.
6570 (cgraph_gate_inlining): Remove.
6571 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6572 (cgraph_gate_early_inlining): Likewise.
6573 (gate_inline_passes): Remove.
6574 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6575 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6576 pass_O0_always_inline): Remove.
6577 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6578 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6579 * opts.c (no_unit_at_a_time_default): Remove.
6580 (decode_options): Remove flag_unit_at_a_time reset and warning.
6581 * opts.h (no_unit_at_a_time_default): Remove.
6582 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6583 early in GNU dialect.
6584 (merge_decls): Update comment; drop unit-at-a-time check.
6585 (finish_decl): Likewise.
6586 (grok_declaration): Remove flag_inline_trees code.
6587 (finish_functions): Return on function returning non-void on all
6589 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6590 * cfgexpand.c (expand_one_static_var): Remove.
6591 (expand_one_var): Remove expand_one_static_var call.
6592 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6593 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6594 and flag_unit_at_a-time compatibility checks.
6595 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6596 * tree-inline.c (flag_inline_trees): Remove.
6597 (inlinable_function_p): Don't check it.
6598 (expand_call_inline): Remove non-unit-at-a-time code.
6599 * tree-inline.h (flag_inline_trees): Remove.
6600 * tree-optimize.c (execute_early_local_optimizations): Remove
6601 unit-at-a-time checks.
6602 (tree_rest_of_compilation): Likewise.
6603 * combine.c (setup_incoming_promotions): Likewise.
6604 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6605 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6606 * passes.c (pass_inline_parameters): Update comments; remove
6607 O0_alwaysinline pass.
6608 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6609 (execute_one_pass): Likewise.
6610 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6611 (ix86_function_sseregparm): Likewise.
6612 * arm.c (arm_function_in_section_p): Likewise.
6613 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6614 * varpool.c: Update comments.
6615 (decide_is_variable_needed): Remove unit-at-a-time checks.
6616 (varpool_finalize_decl): Likewise.
6618 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6620 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6622 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6624 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6626 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6627 imp symbol extension.
6629 2008-07-23 Ian Lance Taylor <iant@google.com>
6631 * tree-vrp.c (infer_value_range): Ignore asm statements when
6632 looking for memory accesses for -fdelete-null-pointer-checks.
6634 2008-07-24 Ben Elliston <bje@au.ibm.com>
6636 * config/spu/spu-c.c (__vector_keyword): New variable.
6637 (vector_keyword): Likewise.
6638 (spu_categorize_keyword): New function.
6639 (spu_macro_to_expand): Likewise.
6640 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6641 compiling an ISO C dialect.
6643 2008-07-24 Ben Elliston <bje@au.ibm.com>
6645 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6648 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6650 * configure: Regenerate.
6651 * configure.ac: Require texinfo 4.7.
6652 * doc/install.texi: Document texinfo 4.7 requirement.
6654 2008-07-23 Martin Jambor <mjambor@suse.cz>
6656 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6657 rather than for DECL_SAVED_TREE.
6658 * ipa-prop.c: Include diagnostic.h.
6659 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6661 (ipa_detect_param_modifications): Function rewritten from scratch.
6662 (ipa_compute_jump_functions): Changed accesses to modification flags.
6663 (ipa_free_node_params_substructures): Update flags destruction.
6664 (ipa_node_duplication_hook): Update flags duplication.
6665 (ipa_print_all_params_modified): Updated flag access.
6666 * ipa-prop.h (struct ipa_param_flags): New structure.
6667 (struct ipa_node_params): New field modification_analysis_done,
6668 modified_flags changed into param_flags.
6669 (ipa_is_ith_param_modified): Changed to use new flags.
6670 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6672 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6673 ipa-cp.c and split into two functions.
6674 (ipa_print_node_jump_functions): New function.
6675 (compute_scalar_jump_functions): New function.
6676 (type_like_member_ptr_p): New function.
6677 (compute_pass_through_member_ptrs): New function.
6678 (fill_member_ptr_cst_jump_function): New function.
6679 (determine_cst_member_ptr): New function.
6680 (compute_cst_member_ptr_arguments): New function.
6681 (ipa_compute_jump_functions): Complete rewrite.
6682 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6683 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6684 (struct ipa_member_ptr_cst): New structure.
6685 (union jump_func_value): New field member_cst.
6686 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6687 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6688 jump function types.
6689 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6690 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6691 instead of ipcp_print_all_jump_functions.
6692 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6693 only for replacable scalars.
6695 * doc/invoke.texi (Optimize options): Add description of
6696 -findirect-inlining.
6697 * common.opt (flag_indirect_inlining): New flag.
6698 * opts.c (decode_options): Set flag_indirect_inlining when
6701 * ipa-inline.c: Include ipa-prop.h.
6702 (inline_indirect_intraprocedural_analysis): New function.
6703 (inline_generate_summary): Allocate parameter and argument info
6704 structures, call inline_indirect_intraprocedural_analysis on each
6705 node when doing indirect inlining and deallocate indirect inlining
6706 data structures in the end.
6707 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6708 (free_all_ipa_structures_after_iinln): New function.
6709 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6711 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6713 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6714 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6715 of computing the frequency separately.
6716 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6717 of computing the frequency separately.
6718 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6719 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6720 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6721 (ipa_get_stmt_member_ptr_load_param): New function.
6722 (ipa_is_ssa_with_stmt_def): New function.
6723 (ipa_note_param_call): New function.
6724 (ipa_analyze_call_uses): New function.
6725 (ipa_analyze_stmt_uses): New function.
6726 (ipa_analyze_params_uses): New function.
6727 (ipa_free_node_params_substructures): Also free the param_calls linked
6729 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6730 (ipa_print_node_param_flags): New function.
6731 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6732 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6733 * ipa-prop.h (struct ipa_param_flags): New field called.
6734 (struct ipa_param_call_note): New structure.
6735 (struct ipa_node_params): New fields param_calls and
6737 (ipa_is_ith_param_called): New function.
6738 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6739 ipa_analyze_params_uses and dump parameter flags.
6741 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6742 ipa_propagate_indirect_call_infos if performing indirect inlining,
6743 pass a new parameter new_edges to it.
6744 (add_new_edges_to_heap): New fucntion.
6745 (cgraph_decide_inlining_of_small_functions): New vector
6746 new_indirect_edges for newly found indirect edges , call
6747 ipa_propagate_indirect_call_infos after inlining.
6748 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6749 inlining if performing indirect inlining. Call
6750 free_all_ipa_structures_after_iinln when doing so too.
6751 (inline_generate_summary): Do not call
6752 free_all_ipa_structures_after_iinln here.
6753 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6754 (print_edge_addition_message): New function.
6755 (update_call_notes_after_inlining): New function.
6756 (propagate_info_to_inlined_callees): New function.
6757 (ipa_propagate_indirect_call_infos): New function.
6758 * ipa-prop.h: Include cgraph.h
6759 (struct ipa_param_call_note): Fields reordered, new field processed.
6760 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6762 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6763 rediscovered call statements.
6764 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6765 (dump_cgraph_node): Dump also the indirect_call flag.
6766 (cgraph_clone_edge): Copy also the indirect_call flag.
6767 * tree-inline.c (copy_bb): Do not check for fndecls from call
6768 expressions, check for edge availability when moving clones.
6769 (get_indirect_callee_fndecl): New function.
6770 (expand_call_inline): If callee declaration is not apprent from
6771 the statement, try calling get_indirect_callee_fndecl. Do not
6772 issue warnings or call sorry when not inlinings an indirect edge.
6773 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6775 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6776 bit more frandly to matching.
6777 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6778 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6779 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6781 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6784 * opth-gen.awk: Suppress function specific features when building
6786 * optc-gen.awk: Ditto.
6788 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6791 * diagnostic.c (pedwarn): Add opt parameter.
6793 * c-tree.h (pedwarn_init): Add opt parameter.
6794 (pedwarn_c90): Likewise.
6795 (pedwarn_c99): Likewise.
6796 * c-errors.c (pedwarn_c99): Likewise.
6797 (pedwarn_c90): Likewise.
6798 * toplev.h (pedwarn): Update declaration.
6799 (pedwarn0): Declare.
6800 * c-lex.c: All calls to pedwarn changed.
6801 * builtins.c: All calls to pedwarn changed.
6802 * toplev.c: All calls to pedwarn changed.
6803 * c-decl.c: All calls to pedwarn changed.
6804 * c-typeck.c: All calls to pedwarn changed.
6805 * c-common.c: All calls to pedwarn changed.
6806 * c-parser.c: All calls to pedwarn changed.
6808 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6809 Karthik Kumar <karthikkumar@gmail.com>
6811 * attribs.c (file scope): Include c-common.h.
6812 (decl_attributes): Add support for #pragma GCC optimize and
6815 * targhooks.c (default_can_inline_p): New function that is the
6816 default for the TARGET_CAN_INLINE_P target hook.
6818 * targhooks.h (default_can_inline_p): Add declaration.
6820 * tree.c (cl_optimization_node): New static tree for building
6821 OPTIMIZATION_NODE tree.
6822 (cl_target_option_node): New static tree for building
6823 TARGET_OPTION_NODE tree.
6824 (cl_option_hash_table): New hash table for hashing
6825 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6826 (cl_option_hash_hash): New function to provide the hash value for
6827 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6828 (cl_option_hash_eq): New function to provide an equality test for
6829 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6830 (tree_code_size): Add support for OPTIMIZATION_NODE and
6831 TARGET_OPTION_NODE trees.
6832 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6833 TARGET_OPTION_NODE trees.
6834 (build_optimization_node): Build a tree that has all of the
6835 current optimization options.
6836 (build_target_option_node): Build a tree that has the target
6837 options that might be changed on a per function basis.
6839 * tree.h (file scope): Include options.h.
6840 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6841 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6842 (TREE_OPTIMIZATION): Ditto.
6843 (TREE_TARGET_SPECIFIC): Ditto.
6844 (struct tree_function_decl): Add fields for remembering the
6845 current optimization options and target specific options.
6846 (struct tree_optimization_option): New tree variant that remembers
6847 the optimization options.
6848 (struct tree_target_option): New tree variant that remembers the
6849 target specific flags that might change for compiling a particular
6851 (union tree_node): Include tree_optimization_option and
6852 tree_target_option fields.
6853 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6854 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6855 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6856 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6857 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6858 optimization and target options.
6859 (optimization_default_node): New macro to refer to global_trees
6861 (optimization_current_node): Ditto.
6862 (optimization_cold_node): Ditto.
6863 (optimization_hot_node): Ditto.
6864 (target_option_default_node): Ditto.
6865 (target_option_current_node): Ditto.
6866 (current_option_pragma): Ditto.
6867 (current_optimize_pragma): Ditto.
6869 * target.h (struct gcc_target): Add valid_option_attribute_p,
6870 target_option_save, target_option_restore, target_option_print,
6871 target_option_pragma_parse, and can_inline_p hooks.
6873 * toplev.h (parse_optimize_options): Add declaration.
6874 (fast_math_flags_struct_set_p): Ditto.
6876 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6877 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6880 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6881 tree_can_inline_p hook to see if one function can inline another.
6882 (cgraph_decide_inlining): Ditto.
6883 (cgraph_decide_inlining_incrementally): Ditto.
6885 * opts.c (decode_options): Add support for running multiple times
6886 to allow functions with different target or optimization options
6887 than was specified on the command line.
6888 (fast_math_flags_struct_set_p): New function that is similar to
6889 fast_math_flags_set_p, except it uses the values in the
6890 cl_optimization structure instead of global variables.
6892 * optc-gen.awk: Add support for TargetSave to allow a back end to
6893 declare new fields that need to be saved when using function
6894 specific options. Include flags.h and target.h in the options.c
6895 source. Add support for Save to indicate which options can be set
6896 for individual functions. Generate cl_optimize_save,
6897 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6898 cl_target_option_restore, cl_target_option_print functions to
6899 allow functions to use different optimization or target options.
6901 * opt-functions.awk (var_type_struct): Return the type used for
6902 storing the field in a structure.
6904 * opth-gen.awk: Add support for TargetSave to allow a back end to
6905 declare new fields that need to be saved when using function
6906 specific options. Add support for Save to indicate which options
6907 can be set for individual functions. Only generate one extern for
6908 Mask fields. Generate cl_optimization and cl_target_option
6909 structures to remember optimization and target options.
6911 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6912 collecting new tree nodes.
6913 (TS_TARGET_OPTION): Ditto.
6915 * c-decl.c (merge_decls): Merge function specific target and
6916 optimization options.
6918 * function.c (invoke_set_current_function_hook): If the function
6919 uses different optimization options, change the global variables
6922 * coretypes.h (struct cl_optimization): Add forward reference.
6923 (struct cl_target_option): Ditto.
6925 * c-pragma.c (option_stack): New static vector to remember the
6926 current #pragma GCC option stack.
6927 (handle_pragma_option): New function to support #pragma GCC option
6928 to change target options.
6929 (optimize_stack): New static vector to remember the current
6930 #pragma GCC optimize stack.
6931 (handle_pragma_optimize): New function to support #pragma GCC
6932 optimize to change optimization options.
6933 (init_pragma): Add support for #pragma GCC optimize and #pragma
6936 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6937 optimization options.
6938 (TARGET_OPTION_NODE): New tree code for remembering certain target
6941 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6942 TARGET_OPTION_NODE trees.
6944 * common.opt (-O): Add Optimization flag.
6946 (-fmath-errno): Ditto.
6947 (-falign-functions): Add UInteger flag to make sure flag gets full
6948 int in cl_optimization structure.
6949 (-falign-jumps): Ditto.
6950 (-falign-labels): Ditto.
6951 (-falign-loops): Ditto.
6952 (-fsched-stalled-insns): Ditto.
6953 (-fsched-stalled-insns-dep): Ditto.
6955 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6957 (TARGET_OPTION_SAVE): Ditto.
6958 (TARGET_OPTION_RESTORE): Ditto.
6959 (TARGET_OPTION_PRINT): Ditto.
6960 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6961 (TARGET_CAN_INLINE_P): Ditto.
6962 (TARGET_INITIALIZER): Add new hooks.
6964 * tree-inline.c (tree_can_inline_p): New function to determine
6965 whether one function can inline another. Check if the functions
6966 use compatible optimization options, and also call the backend
6969 * tree-inline.h (tree_can_inline_p): Add declaration.
6971 * c-common.c (c_common_attribute): Add support for option and
6972 optimize attributes.
6973 (handle_option_attribute): Add support for the option attribute to
6974 allow the user to specify different target options for compiling a
6976 (handle_optimize_attribute): Add support for the optimize
6977 attribute to allow the user to specify different optimization
6978 options for compiling a specific function.
6979 (handle_hot_attribute): Turn on -O3 optimization for this one
6980 function if it isn't the default optimization level.
6981 (handle_cold_attribute): Turn on -Os optimization for this one
6982 function if it insn't the default optimization.
6983 (const_char_p): New const char * typedef.
6984 (optimize_args): New static vector to remember the optimization
6986 (parse_optimize_options): New function to set up the optimization
6987 arguments from either the optimize attribute or #pragma GCC optimize.
6989 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6990 (builtin_define_std): Ditto.
6992 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6993 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6994 (x86_64-*-*): Ditto.
6996 * Makefile.in (TREE_H): Add options.h.
6997 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6999 * doc/extend.texi (option attribute): Document new attribute.
7000 (optimize attribute): Ditto.
7001 (hot attribute): Document hot attribute sets -O3.
7002 (cold attribute): Document cold attribute sets -Os.
7003 (#pragma GCC option): Document new pragma.
7004 (#pragma GCC optimize): Ditto.
7006 * doc/options.texi (TargetSave): Document TargetSave syntax.
7007 (UInteger): Document UInteger must be used for certain flags.
7008 (Save): Document Save option to create target specific options
7009 that can be saved/restored on a function specific context.
7011 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
7012 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
7014 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
7015 (TARGET_OPTION_SAVE): Ditto.
7016 (TARGET_OPTION_RESTORE): Ditto.
7017 (TARGET_OPTION_PRINT): Ditto.
7018 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
7019 (TARGET_CAN_INLINE_P): Ditto.
7021 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
7023 (-mfpmath=both): Ditto.
7025 2008-07-23 Michael Meissner <gnu@the-meissners.org>
7026 Karthik Kumar <karthikkumar@gmail.com>
7028 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
7029 (TARGET_POPCNT): Ditto.
7030 (TARGET_SAHF): Ditto.
7031 (TARGET_AES): Ditto.
7032 (TARGET_PCLMUL): Ditto.
7033 (TARGET_CMPXCHG16B): Ditto.
7034 (TARGET_RECIP): Move switch into target_flags.
7035 (TARGET_FUSED_MADD): Ditto.
7036 (ix86_arch_features): Make an unsigned char type.
7037 (ix86_tune_features): Ditto.
7038 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7039 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7040 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7042 * config/i386/i386.opt (arch): New TargetSave field to define
7043 fields that need to be saved for function specific option support.
7046 (branch_cost): Ditto.
7047 (ix86_isa_flags_explicit): Ditto.
7048 (tune_defaulted): Ditto.
7049 (arch_specified): Ditto.
7050 (-m128-long-double): Add Save flag to save option for target
7051 specific option support.
7053 (-maccumulate-outgoing-args): Ditto.
7054 (-malign-double): Ditto.
7055 (-malign-stringops): Ditto.
7056 (-mfancy-math-387): Ditto.
7057 (-mhard-float): Ditto.
7059 (-minline-all-stringops): Ditto.
7060 (-minline-stringops-dynamically): Ditto.
7061 (-mms-bitfields): Ditto.
7062 (-mno-align-stringops): Ditto.
7063 (-mno-fancy-math-387): Ditto.
7064 (-mno-push-args): Ditto.
7065 (-mno-red-zone): Ditto.
7066 (-mpush-args): Ditto.
7067 (-mred-zone): Ditto.
7069 (-msseregparm): Ditto.
7070 (-mstack-arg-probe): Ditto.
7085 (-mrecip): Move flag into target_flags.
7087 (-mno-fused-madd): Ditto.
7088 (-mfused-madd): Ditto.
7089 (-mabm): Move flag into ix86_isa_flags.
7096 * config/i386/i386-c.c: New file for #pragma support.
7097 (ix86_target_macros_internal): New function to #define or #undef
7098 target macros based when the user uses the #pragma GCC option to
7099 change target options.
7100 (ix86_pragma_option_parse): New function to add #pragma GCC option
7102 (ix86_target_macros): Move defining the target macros here from
7103 TARGET_CPU_CPP_BUILTINS in i386.h.
7104 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7105 defined, initialize any subtarget #pragmas.
7107 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7108 REGISTER_TARGET_PRAGMAS.
7110 * config/i386/t-i386: New file for x86 dependencies.
7111 (i386.o): Make dependencies mirror the include files used.
7112 (i386-c.o): New file, add dependencies.
7114 * config/i386/i386-protos.h (override_options): Add bool argument.
7115 (ix86_valid_option_attribute_tree): Add declaration.
7116 (ix86_target_macros): Ditto.
7117 (ix86_register_macros): Ditto.
7119 * config/i386/i386.c (ix86_tune_features): Move initialization of
7120 the target masks to initial_ix86_tune_features to allow functions
7121 to have different target options. Make type unsigned char,
7122 instead of unsigned int.
7123 (initial_ix86_tune_features): New static vector to hold processor
7124 masks for the tune variables.
7125 (ix86_arch_features): Move initialization of the target masks to
7126 initial_ix86_arch_features to allow functions to have different
7127 target options. Make type unsigned char, instead of unsigned int.
7128 (initial_ix86_arch_features): New static vector to hold processor
7129 masks for the arch variables.
7130 (enum ix86_function_specific_strings): New enum to describe the
7131 string options used for attribute((option(...))).
7132 (ix86_target_string): New function to return a string that
7133 describes the target options.
7134 (ix86_debug_options): New function to print the current options in
7136 (ix86_function_specific_save): New function hook to save the
7137 function specific global variables in the cl_target_option structure.
7138 (ix86_function_specific_restore): New function hook to restore the
7139 function specific variables from the cl_target_option structure to
7140 the global variables.
7141 (ix86_function_specific_print): New function hook to print the
7142 target specific options in the cl_target_option structure.
7143 (ix86_valid_option_attribute_p): New function hook to validate
7144 attribute((option(...))) arguments.
7145 (ix86_valid_option_attribute_tree): New function that is common
7146 code between attribute((option(...))) and #pragma GCC option
7147 support that parses the options and returns a tree holding the options.
7148 (ix86_valid_option_attribute_inner_p): New helper function for
7149 ix86_valid_option_attribute_tree.
7150 (ix86_can_inline_p): New function hook to decide if one function
7151 can inline another on a target specific basis.
7152 (ix86_set_current_function); New function hook to switch target
7153 options if the user used attribute((option(...))) or #pragma GCC
7155 (ix86_tune_defaulted): Move to static file scope from
7157 (ix86_arch_specified): Ditto.
7158 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7160 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7161 (OPTION_MASK_ISA_ABM_SET): Ditto.
7162 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7163 (OPTION_MASK_ISA_CX16_SET): Ditto.
7164 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7165 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7166 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7167 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7168 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7169 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7170 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7171 (struct ptt): Move to static file scope from override_options.
7172 (processor_target_table): Ditto.
7174 (ix86_handle_option): Add support for options that are now isa options.
7175 (override_options): Add support for declaring functions that
7176 support different target options than were specified on the
7177 command line. Move struct ptt, processor_target_table, cpu_names,
7178 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7179 Add bool argument. Fix up error messages so the appropriate error
7180 is given for either command line or attribute.
7181 (ix86_previous_fndecl): New static to remember previous function
7182 declaration to see if we need to change target options.
7183 (ix86_builtins_isa): New array to record the ISA of each builtin
7185 (def_builtin): Always create the builtin function, even if the
7186 current ISA doesn't support it.
7187 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7188 tests for those builtins.
7189 (ix86_init_builtins): Remove TARGET_MMX test for calling
7190 ix86_init_mmx_sse_builtins.
7191 (ix86_expand_builtin): If the current ISA doesn't support a given
7192 builtin, signal an error.
7193 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7194 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7195 (TARGET_OPTION_SAVE): Ditto.
7196 (TARGET_OPTION_RESTORE): Ditto.
7197 (TARGET_OPTION_PRINT): Ditto.
7198 (TARGET_CAN_INLINE_P): Ditto.
7200 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7202 * c-typeck.c (build_external_ref): Don't call assemble_external.
7203 * final.c (output_operand): Call assemble_external.
7205 2008-07-21 DJ Delorie <dj@redhat.com>
7207 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7208 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7210 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7212 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7213 original insn and splitter contents into ...
7214 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7215 flag_unsafe_math_optimizations. Add dummy scratch register.
7216 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7217 !flag_unsafe_math_optimizations. Returns number with next
7218 highest magnitude if this is still less or equal to the true
7219 quotient in magnitude.
7221 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7223 * Makefile.in: Replace toplev.h with TOPLEV_H.
7224 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7225 * c-lex.c (fe_file_change): Don't set in_system_header.
7226 * c-parser.c (c_token): Remove in_system_header.
7227 (c_lex_one_token): Don't set in_system_header.
7228 (c_parser_set_source_position_from_token): Don't set in_system_header.
7229 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7232 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7233 * flags.h (in_system_header): Remove.
7234 * function.c (saved_in_system_header): Remove.
7235 (push_cfun): Don't set in_system_header.
7236 (pop_cfun): Don't set in_system_header.
7237 (push_struct_function): Don't set in_system_header.
7238 * input.h (expanded_location): Add sysp.
7239 (in_system_header_at): New.
7240 (in_system_header): New.
7241 * toplev.c (in_system_header): Remove.
7242 * toplev.h: Include input.h
7244 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7245 * tree-ssa.c (warn_uninit): Call warning_at.
7246 (warn_uninitialized_var): Update calls to warn_uninit.
7247 (warn_uninitialized_phi): Update calls to warn_uninit.
7248 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7249 (expand_location): Initialize xloc.sysp.
7250 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7251 (tree_decl_with_vis): Remove in_system_header_flag.
7253 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7256 * recog.c (asm_operand_ok): Change the order of the extra
7257 memory constraint checks.
7259 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7262 * tree-switch-conversion.c (build_one_array): Call
7263 varpool_mark_needed_node and varpool_finalize_decl
7264 instead of assemble_variable.
7266 2008-07-19 Jan Hubicka <jh@suse.cz>
7268 * cgraph.c (cgraph_add_new_function): Do early local passes.
7269 * tree-nrv.c (gate_pass_return_slot): New gate.
7270 (pass_nrv): Add the gate.
7271 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7273 (coalesce_ssa_name): Coalesce SSA names.
7274 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7275 not optimizing so unused user vars remains visible.
7276 * common.opt (flag_tree_ter): Always enable by default.
7277 * tree-ssa-ter.c: Include flags.h
7278 (is_replaceable_p): Check that locations match; when aliasing is missing
7279 be conservative about loads.
7280 * tree-optimize.c (gate_init_datastructures): Remove.
7281 (pass_init_datastructures): New.
7282 * passes.c: Reorder passes so we always go into SSA.
7284 2008-07-19 Jan Hubicka <jh@suse.cz>
7286 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7287 * doc/invoke.texi (--combine): Likewise.
7288 (-finline-functions-called-once): Update levels when enabled.
7289 (-funit-at-a-time): Document new behaviour.
7290 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7291 -fno-section-anchors when disabled explicitly.
7292 (inline params): They are not ignored now.
7293 (precompiled headers): Remove unit-at-a-time as being incompatible.
7294 * opts.c (decode_options): Handle unit-at-a-time as alias;
7295 imply -fno-section-anchors when toplevel reorder is disabled
7297 * common.opt (ftoplevel-reorder): Set default value to 2.
7298 (funit-at-a-time): Set default value to 1.
7299 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7302 2008-07-19 Jan Hubicka <jh@suse.cz>
7304 * builtins.c (expand_builtin_int_roundingfn,
7305 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7308 2008-07-19 Richard Guenther <rguenther@suse.de>
7311 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7312 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7313 * tree-ssa-pre.c (get_expr_value_id): For newly created
7314 constant value-ids make sure to add the expression to its
7317 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7320 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7321 return value of the builtin is ignored.
7323 2008-07-19 Olivier Hainque <hainque@adacore.com>
7325 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7326 bits, a C conformant malloc implementation has to provide.
7327 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7329 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7333 * reload.c (find_reloads_subreg_address): Only reload address if
7334 reloaded == 0, not for reloaded != 1.
7337 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7338 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7339 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7340 m32c_legitimize_reload_address.
7342 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7343 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7344 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7346 2008-07-19 Olivier Hainque <hainque@adacore.com>
7348 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7349 argument, saying whether nested array are to be collapsed
7350 into a single array type DIE with multiple subscripts.
7351 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7352 issues, centralize the nested array types collapsing control and
7353 disable the transformation for Ada.
7355 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7358 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7360 (x86_64_shift_adj_2): New expander.
7361 (x86_64_shift_adj_3): Ditto.
7362 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7363 to split TImode operands.
7364 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7365 (ix86_split_lshr): Ditto.
7367 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7369 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7370 and __CHAR32_TYPE__.
7371 * c-typeck.c (digest_init): Support char16_t and char32_t.
7372 (set_nonincremental_init_from_string): Idem.
7374 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7377 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7378 PREFERRED_STACK_BOUNDARY.
7379 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7381 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7384 * function.c (locate_and_pad_parm): Cap boundary earlier.
7386 2008-07-17 Julian Brown <julian@codesourcery.com>
7388 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7389 no-op for targets which don't use DLLs.
7391 2008-07-17 Martin Jambor <mjambor@suse.cz>
7393 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7394 that nodes are relevant by examining the node->analyzed flag.
7395 (ipcp_init_stage): Check which nodes are relevant, assert that the
7396 relevant ones are also required.
7397 (ipcp_propagate_stage): Check on the side arrays are properly
7399 (ipcp_print_all_jump_functions): Make sure not to touch any node
7400 that is not analyzed or an edge that does not have a corresponding
7401 entry in the on-the-side vectors.
7402 (ipcp_function_scale_print): Likewise.
7403 (ipcp_update_callgraph): Check that the node is relevant.
7404 (ipcp_insert_stage): Check that the node is relevant. Check there is
7405 an info for every node and edge.
7406 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7407 (ipa_print_all_tree_maps): Likewise and a new variable info.
7408 (ipa_print_all_params_modified): Likewise.
7409 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7411 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7414 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7416 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7418 PR rtl-optimization/36753
7419 * fwprop.c (use_killed_between): Don't shortcut
7420 single-definition global registers.
7422 2008-07-16 Jan Hubicka <jh@suse.cz>
7424 * cgraph.h (varpool_empty_needed_queue): Declare.
7425 * cgraphunit.c (output_in_order): Mark all variables as needed;
7427 * varpool.c (varpool_assemble_node): Update debug queue.
7428 (varpool_assemble_pending_decls): Don't do it here.
7429 (varpool_empty_needed_queue): New function.
7431 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7433 * recog.c (peephole2_optimize): Fix formatting.
7435 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7437 * c-pch.c (get_ident): Avoid C++ keywords.
7438 * combine-stack-adj.c (single_set_for_csa): Likewise.
7439 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7440 output_asm_insn): Likewise.
7441 * reload.c (push_secondary_reload, find_reusable_reload,
7442 push_reload, combine_reloads, find_reloads,
7443 debug_reload_to_stream): Likewise.
7444 * reload.h (struct reload): Likewise.
7445 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7446 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7447 emit_output_reload_insns): Likewise.
7448 * targhooks.c (default_secondary_reload): Likewise.
7449 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7451 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7453 * recog.c (validate_change_1, validate_change,
7454 validate_unshare_change, validate_replace_rtx_1, struct
7455 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7457 * reload.c (push_secondary_reload, secondary_reload_class,
7458 scratch_reload_class, find_valid_class, find_reusable_reload,
7459 push_reload, find_dummy_reload, find_reloads_address_1,
7460 find_reloads_address_part, find_equiv_reg): Likewise.
7461 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7462 choose_reload_regs): Likewise.
7463 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7465 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7466 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7467 * sched-rgn.c (concat_INSN_LIST): Likewise.
7468 * stor-layout.c (mode_for_size, mode_for_size_tree,
7469 smallest_mode_for_size): Likewise.
7471 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7473 * cfg.c (dump_reg_info): Avoid C++ keywords.
7474 * dwarf2asm.c (dw2_force_const_mem,
7475 dw2_asm_output_encoded_addr_rtx): Likewise.
7476 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7477 * expmed.c (expand_shift): Likewise.
7478 * global.c (find_reg): Likewise.
7479 * graph.c (draw_edge): Likewise.
7480 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7481 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7482 widen_clz, widen_bswap, expand_parity, expand_unop,
7483 emit_cmp_and_jump_insn_1): Likewise.
7484 * postreload.c (reload_cse_simplify_operands): Likewise.
7485 * ra.h (add_neighbor): Likewise.
7486 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7487 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7488 record_reg_classes, copy_cost, record_address_regs,
7489 invalid_mode_change_p): Likewise.
7490 * regrename.c (regrename_optimize, scan_rtx_reg,
7491 dump_def_use_chain, find_oldest_value_reg,
7492 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7494 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7496 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7497 MASK_POWERPC64 for power4 in previous commit.
7499 2008-07-16 Olivier Hainque <hainque@adacore.com>
7501 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7502 instead of bare conversion to cast const-ness away.
7504 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7506 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7507 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7508 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7509 (TARGET_FUNCTION_VALUE): Define.
7511 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7513 * config/rs6000/rs6000.c (processor_target_table): Add
7514 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7516 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7519 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7520 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7521 m32c_legitimize_reload_address.
7523 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7525 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7526 DECL_IN_SYSTEM_HEADER in sync.
7528 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7530 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7531 * tree-ssa-pre.c (pre_expr_eq): Ditto
7532 (get_constant_for_value_id): Take a type as an argument.
7533 (fully_constant_expression): Pass in type.
7534 (find_or_generate_expression): Short circuit constant case.
7535 (create_expression_by_pieces): Remove special casing of
7537 (do_regular_insertion): Short circuit constant case.
7538 (do_partial_partial_insertion): Ditto.
7540 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7543 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7545 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7547 * config/xtensa/libgcc-xtensa.ver: New file.
7548 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7550 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7552 * df-problems.c (df_set_note): Avoid C++ keywords.
7553 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7554 * dse.c (record_store, remove_useless_values): Likewise.
7555 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7556 gen_reg_rtx_offset, operand_subword, change_address_1,
7557 change_address, adjust_address_1, offset_address,
7558 widen_memory_access, emit_copy_of_insn_after): Likewise.
7559 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7560 * fwprop.c (should_replace_address, propagate_rtx_1,
7561 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7563 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7564 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7565 * lcm.c (compute_insert_delete, pre_edge_lcm,
7566 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7567 * lower-subreg.c (resolve_reg_notes): Likewise.
7568 * mode-switching.c (optimize_mode_switching): Likewise.
7570 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7572 * bt-load.c (add_btr_def, migrate_btr_def,
7573 branch_target_load_optimize): Avoid C++ keywords.
7574 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7576 * combine.c (subst, simplify_set, make_extraction,
7577 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7578 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7579 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7581 2008-07-15 Richard Guenther <rguenther@suse.de>
7584 * c-common.c (strict_aliasing_warning): Do not warn for
7585 TYPE_REF_CAN_ALIAS_ALL pointers.
7586 (c_common_get_alias_set): may_alias types are not special.
7587 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7588 attribute and set can_ref_all accordingly.
7589 (build_reference_type_for_mode): Likewise.
7590 * doc/extend.texi (may_alias): Clarify.
7592 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7595 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7596 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7598 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7601 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7602 gcc_assert, instead call output_operand_lossage.
7604 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7606 * builtins.c (std_canonical_va_list): Treat structure based
7609 2008-07-15 Ben Elliston <bje@au.ibm.com>
7611 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7613 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7615 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7618 2008-07-14 Jan Hubicka <jh@suse.cz>
7620 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7621 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7622 fix predicates and constraints.
7623 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7624 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7626 2008-07-14 Doug Kwan <dougkwan@google.com>
7628 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7629 additional option file arm/eabi.opt.
7630 * config/arm/eabi.h (File): New configuration file for EABI targets.
7631 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7632 SUBSUBTARGET_EXTRA_SPECS.
7633 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7634 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7635 from STARTFILE_SPEC so that it can be referenced in an override.
7636 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7637 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7638 can be referenced in an override.
7639 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7640 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7641 so that it can be referenced in an override.
7642 (LINK_SPEC): Use BPABI_LINK_SPEC.
7643 * config/arm/eabi.opt (File): New.
7645 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7647 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7648 (FIXED_VALUE_H): New variable.
7649 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7650 input.h, fixed-value.h.
7651 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7652 (BASIC_BLOCK_H): Use $(BITMAP_H).
7653 (FUNCTION_H): Add varray.h.
7654 (IPA_REFERENCE_H): Use $(BITMAP_H).
7655 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7656 (DF_H): Use $(BITMAP_H).
7657 (GGC_H): Add statistics.h.
7659 (INSN_ATTR_H): Use it.
7660 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7662 (SYMTAB_H): Add $(OBSTACK_H).
7663 (CPP_INTERNAL_H): New.
7664 (TREE_DUMP_H): Add tree-pass.h.
7665 (TREE_FLOW_H): Use $(BITMAP_H)
7666 (PRETTY_PRINT_H): Use $(INPUT_H).
7667 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7670 (many object files): Fix lots of header dependencies throughout.
7672 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7674 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7676 (s-gtyp-input): Use them to write tmp-gi.list.
7677 (echo_to_gi.list): Remove.
7679 2008-07-14 Richard Guenther <rguenther@suse.de>
7681 * tree-ssa-sccvn.c (pre_info): Remove.
7682 (switch_to_PRE_table): Likewise.
7683 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7684 (set_hashtable_value_ids): Do not create value-ids for the
7686 (run_scc_vn): Remove double test. Remove bogus special-case
7687 in value-number printing.
7688 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7689 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7691 * tree-flow-inline.h (get_value_handle): Remove.
7692 * tree-flow.h (get_value_handle): Remove.
7694 2008-07-14 Martin Jambor <mjambor@suse.cz>
7696 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7697 in which we generate arithmetics is not a subrange.
7699 2008-07-14 Martin Jambor <mjambor@suse.cz>
7701 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7703 2008-07-14 Richard Guenther <rguenther@suse.de>
7705 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7707 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7710 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7711 reload for symbol refs moved to r0 with -fPIC.
7712 (legitimize_pic_address): Use the target register as temporary
7714 (emit_symbolic_move): Adjust comment.
7715 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7718 2008-07-14 Ben Elliston <bje@au.ibm.com>
7720 * c-common.h (C_CPP_HASHNODE): New macro.
7721 * coretypes.h (struct cpp_token): Forward declare.
7722 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7723 the context-sensitive keyword method.
7724 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7725 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7726 expand_bool_pixel): New.
7727 (altivec_categorize_keyword): New function.
7728 (init_vector_keywords): New function.
7729 (rs6000_macro_to_expand): Likewise.
7730 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7731 compiling an ISO C dialect.
7733 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7735 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7736 (create_expression_by_pieces): Fix typo.
7737 (do_regular_insertion): Use debug counter here too.
7739 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7742 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7743 CONST_OK_FOR_LETTER_P. All port-local users changed.
7744 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7745 implement Kp matching power-of-two.
7746 (CONSTRAINT_LEN): Define to match.
7747 * config/cris/cris.md: Replace all use of constraint K with Kc.
7748 ("*btst*): Use Kp for operand 0 of last alternative.
7750 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7753 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7756 2008-07-13 Jan Hubicka <jh@suse.cz>
7758 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7761 2008-07-13 Richard Guenther <rguenther@suse.de>
7764 * langhooks.c (lhd_print_error_function): Deal with recursive
7767 2008-07-12 Jan Hubicka <jh@suse.cz>
7769 * cgraph.c (assembler_name_hash): New static var.
7770 (hash_node_by_assembler_name, eq_assembler_name): New.
7771 (cgraph_node_for_asm): Use hashtable.
7772 (cgraph_remove_node): Maintain hashtable.
7773 (change_decl_assembler_name): Sanity check that names are not changing
7774 after aliasing was processed.
7775 * cgraph.h (varpoon_node): Add next GGC marker.
7776 * tree.c (decl_assembler_name_equal): Constify.
7777 (decl_assembler_name_hash): New.
7778 * tree.h (decl_assembler_name_equal): Constify.
7779 (decl_assembler_name_hash): Update.
7781 2008-07-12 David Daney <ddaney@avtrex.com>
7783 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7786 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7788 * doc/md.texi: Document the MIPS "v" constraint.
7789 * config/mips/mips.h (reg_class): Revert last change.
7790 (REG_CLASS_NAMES): Likewise.
7791 (REG_CLASS_CONTENTS): Likewise.
7792 * config/mips/mips.c (mips_regno_to_class): Likewise.
7793 * config/mips/constraints.md (v): Likewise, but add documentation.
7794 Add a comment to say that this constraint should not be used in
7797 2008-07-11 DJ Delorie <dj@redhat.com>
7799 * config/h8300/h8300.md (length): Fix branch offset limit.
7801 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7803 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7804 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7805 (avr_hard_regno_scratch_ok): New function.
7806 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7807 * config/avr/avr.md (all peepholes that request a scratch register):
7808 Remove avr_peep2_scratch_safe use.
7810 2008-07-11 Tom Tromey <tromey@redhat.com>
7811 Ian Lance Taylor <iant@google.com>
7813 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7814 (struct c_common_resword): Define.
7815 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7816 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7817 (c_common_reswords, num_c_common_reswords): Declare.
7818 * c-common.c (c_common_reswords): New global const array.
7819 (num_c_common_reswords): New const int.
7820 * c-parser.c (struct resword, reswords): Don't define.
7821 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7822 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7823 than reswords. If warning about C++ keywords, give them a special
7825 (c_lex_one_token): Warn about C++ keywords. Call
7826 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7827 (c_parser_external_declaration): Look for RID_xxx rather than
7828 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7829 (c_parser_statement_after_labels): Likewise.
7830 (c_parser_objc_class_instance_variables): Likewise.
7831 (c_parser_objc_class_declaration): Likewise.
7832 (c_parser_objc_try_catch_statement): Likewise.
7833 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7834 (declspecs_add_type): Likewise.
7836 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7838 * ggc-page.c (alloc_page):
7839 Substituting xmalloc, xcalloc with
7840 XNEWVEC and XCNEWVAR macros which add the
7843 2008-07-11 Richard Guenther <rguenther@suse.de>
7845 PR tree-optimization/36765
7846 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7847 aliases from HEAP vars to SMTs.
7849 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7851 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7852 * configure.ac (loose_warn): Move -Wc++-compat from here...
7853 (strict_warn): ...to here.
7854 * configure: Regenerate.
7856 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7858 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7859 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7860 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7861 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7862 excluding more specific h8300-*-* and sh-*-* targets.
7864 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7866 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7868 (execute_pre): Call loop_optimizer_finalize in early exit.
7870 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7873 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7874 uids in the bitmap, not just VAR_DECL uids.
7876 PR rtl-optimization/36419
7877 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7878 (combine_stack_adjustments_for_block): Call it if needed. Delete
7880 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7881 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7882 prologue sp adjustment.
7884 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7887 * opts.c (print_ignored_options): Report postponed diagnostics for
7888 unknown -Wno-* options as warnings, not errors.
7889 (postpone_unknown_option_error): Renamed to...
7890 (postpone_unknown_option_warning): ... this.
7892 2008-07-09 Doug Kwan <dougkwan@google.com>
7895 2008-07-08 Doug Kwan <dougkwan@google.com>
7897 * config/arm/arm.opt (mandroid): New option.
7898 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7899 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7901 (CC1PLUS_SPEC): Same.
7903 (STARTFILE_SPEC): Same.
7904 (ENDFILE_SPEC): Same.
7905 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7908 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7911 * config/mips/mips.h (reg_class): Remove V1_REG.
7912 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7913 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7915 (mips_get_tp): New function.
7916 (mips_legitimize_tls_address): Use it.
7917 * config/mips/constraints.md (v): Delete.
7918 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7919 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7920 After reload, split into a move and ...
7921 (*tls_get_tp_<mode>_split): ...this new instruction.
7923 2008-07-09 David Daney <ddaney@avtrex.com>
7925 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7927 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7929 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7930 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7932 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7933 htab_delete should be called. Don't free c.
7934 (lookup_tmp_var): Create temp_htab lazily.
7935 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7936 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7938 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7939 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7940 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7941 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7942 * tree-sra.c (generate_element_init): Likewise.
7943 * tree-mudflap.c (execute_mudflap_function_ops,
7944 execute_mudflap_function_decls): Likewise.
7945 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7946 * tree-gimple.h (struct gimplify_ctx): New type.
7947 (push_gimplify_context): Adjust prototype.
7949 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7951 * tree-ssa-pre.c (phi_translate_1): Update placement of
7954 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7956 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7957 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7958 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7959 * targhooks.c (default_hard_regno_scratch_ok): New function.
7960 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7961 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7962 * recog.c: Include "target.h".
7963 (peep2_find_free_register): Add check for global regs. Add target
7965 * Makefile.in (recog.o): Depend on target.h.
7967 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7969 * config/sh/sh.c (sh_canonical_va_list_type): New.
7970 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7972 2008-07-09 Raksit Ashok <raksit@google.com>
7974 * doc/invoke.texi (Option Summary): Mention new option
7975 -Wdisallowed-function-list=...
7976 (Warning Options): Document -Wdisallowed-function-list=...
7977 * common.opt (Wdisallowed-function-list=): New flag.
7978 * flags.h (warn_disallowed_functions): External definition of new
7979 boolean warning flag.
7980 (warn_if_disallowed_function_p): Declare new function.
7981 * opts.c (warning_disallowed_functions): New static variable.
7982 (warn_disallowed_functions): New boolean warning flag.
7983 (warn_if_disallowed_function_p): New function.
7984 (add_comma_separated_to_vector): Rename
7985 add_instrument_functions_exclude_list to this.
7986 (common_handle_option): Handle new option. Rename calls to
7987 add_instrument_functions_exclude_list into calls to
7988 add_comma_separated_to_vector.
7989 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7990 based on flag warn_disallowed_functions.
7992 2008-07-09 Christian Bruel <christian.bruel@st.com>
7994 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7995 instead of get_attr_length.
7997 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7999 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
8001 * genemit.c (gen_insn): Likewise.
8002 * gengtype.c (note_def_vec): Likewise.
8003 * gengtype.h (note_def_vec): Likewise.
8004 * genoutput.c (struct data, output_insn_data, process_template,
8005 gen_expand, gen_split, note_constraint): Likewise.
8006 * genrecog.c (new_decision, add_to_sequence, factor_tests,
8007 make_insn_sequence): Likewise.
8008 * gensupport.c (record_insn_name): Likewise.
8010 2008-07-08 Doug Kwan <dougkwan@google.com>
8012 * config/arm/arm.opt (mandroid): New option.
8013 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
8014 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
8016 (CC1PLUS_SPEC): Same.
8018 (STARTFILE_SPEC): Same.
8019 (ENDFILE_SPEC): Same.
8020 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
8023 2008-07-08 Raksit Ashok <raksit@google.com>
8025 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
8026 (set_storage_via_setmem): Fix expected_align parameter.
8027 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
8028 missing from the list.
8029 * doc/md.texi (movmem): Explicitly state that expected alignment is
8030 to be expressed in bytes.
8031 (setmem): Explicitly state that expected alignment is to be expressed
8034 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8036 * reload.c (find_reloads_subreg_address): Do not require validity
8037 of address in original mode before reloading address.
8039 2008-07-07 Tianwei Sheng <tianweis@google.com>
8041 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8042 bounds array access.
8044 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8046 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8048 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8050 Fix PR tree-optimization/23455
8051 Fix PR tree-optimization/35286
8052 Fix PR tree-optimization/35287
8053 * Makefile.in (OBJS-common): Remove tree-vn.o.
8054 (tree-vn.o): Remove.
8055 * dbgcnt.def: Add treepre_insert debug counter.
8056 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8057 (debug_value_expressions): Ditto.
8058 (print_value_expressions): Ditto.
8059 * tree-pretty-print.c (dump_generic_node): Updated for
8060 VALUE_HANDLE removal.
8061 * tree-ssa-dom.c (record_equality): Ditto.
8062 (cprop_operand): Ditto.
8063 (lookup_avail_expr): Ditto.
8064 * tree-ssa-threadedge.c
8065 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8066 (simplify_control_stmt_condition): Ditto.
8067 * tree.c (tree_code_size): Ditto.
8068 (tree_node_structure): Ditto.
8069 (iterative_hash_expr): Ditto.
8071 * tree.h (VALUE_HANDLE_ID): Ditto.
8072 (VALUE_HANDLE_EXPR_SET): Ditto.
8073 (struct tree_value_handle): Ditto.
8074 (union tree_node): Ditto.
8075 * treestruct.def: Ditto.
8076 * tree-vn.c: Removed.
8077 * tree-ssa-pre.c: Rewritten entirely.
8078 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8079 (constant_value_ids): Ditto.
8080 (vn_nary_op_t): Moved to header.
8082 (vn_reference_op_t): Ditto
8083 (vn_reference_t): Ditto.
8084 (next_value_id): New variable.
8085 (VN_INFO): Add an assert.
8086 (vn_constant_eq): New function.
8087 (vn_constant_hash): Ditto.
8088 (get_or_alloc_constant_value_id): Ditto.
8089 (value_id_constant_p): Ditto.
8090 (vn_reference_compute_hash): De-staticify.
8091 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8092 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8093 (valueize_refs): Update opcode if it changes from ssa name to constant.
8094 (vn_reference_lookup_1): Add new argument.
8095 (vn_reference_lookup): Ditto.
8096 (vn_reference_lookup_pieces): New function.
8097 (vn_reference_insert): Add return type. Modify to deal with value ids.
8098 (vn_reference_insert_pieces): New function.
8099 (vn_nary_op_compute_hash): De-staticify.
8100 (vn_nary_op_eq): Ditto.
8101 (vn_nary_op_lookup_pieces): New function.
8102 (vn_nary_op_lookup): Add new argument.
8103 (vn_nary_op_insert_pieces): New function.
8104 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8105 (vn_phi_insert): Ditto.
8106 (visit_unary_op): Update for callee changes.
8107 (visit_binary_op): Ditto.
8108 (visit_reference_op_load): Ditto.
8109 (visit_reference_op_store): Ditto.
8110 (init_scc_vn): Init next_value_id, constant_to_value_id and
8112 (free_scc_vn): Free them.
8113 (set_hashtable_value_ids): New function.
8114 (run_scc_vn): Use it.
8115 (get_max_value_id): New function.
8116 (get_next_value_id): Ditto.
8117 (expressions_equal_p): Moved from tree-vn.c
8118 (sort_vuses): Ditto.
8119 (sort_vuses_heap): Ditto.
8120 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8122 * tree.c (iterative_hash_hashval_t): Made non-static
8123 * tree.h (iterative_hash_hashval_t): Declare it.
8125 2008-07-08 Martin Jambor <mjambor@suse.cz>
8127 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8128 instead of ipa_create_node_params.
8129 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8130 ipa_check_create_edge_args, free them with
8131 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8133 * ipa-prop.c: Include flags.h and tree-inline.h.
8134 (ipa_node_params_vector): New variable.
8135 (ipa_edge_args_vector): New variable.
8136 (edge_removal_hook_holder): New variable.
8137 (node_removal_hook_holder): New variable.
8138 (edge_duplication_hook_holder): New variable.
8139 (node_duplication_hook_holder): New variable.
8140 (ipa_detect_param_modifications): Check for presence of modified flags.
8141 (ipa_compute_jump_functions): Check for presence of jump functions.
8142 (ipa_free_edge_args_substructures): New function.
8143 (ipa_create_node_params): Removed.
8144 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8145 (ipa_free_node_params_substructures): New function.
8146 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8148 (ipa_edge_removal_hook): New function.
8149 (ipa_node_removal_hook): New function.
8150 (duplicate_array): New function.
8151 (ipa_edge_duplication_hook): New function.
8152 (ipa_node_duplication_hook): New function.
8153 (ipa_register_cgraph_hooks): New function.
8154 (ipa_unregister_cgraph_hooks): New function.
8155 (free_all_ipa_structures_after_ipa_cp): New function.
8157 * ipa-prop.h: Include vec.h.
8158 (ipa_node_params_t): New typedef with vector types for it.
8159 (ipa_edge_args_t): New typedef with vector types for it.
8160 (IPA_NODE_REF): Changed to access an on-the-side vector.
8161 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8162 (ipa_check_create_node_params): New function.
8163 (ipa_check_create_edge_args): New function.
8165 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8168 2008-07-07 Tom Tromey <tromey@redhat.com>
8170 * configure, config.in: Rebuilt.
8171 * configure.ac: Don't check for scandir or alphasort.
8173 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8175 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8176 types immediately after creating them.
8178 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8180 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8182 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8184 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8185 dump_constraint_graph.
8186 (dump_constraint_edge): New function.
8187 (dump_constraint_graph): New function.
8188 (debug_constraint_graph): New function.
8189 (dump_constraint): Removed useless comparison.
8190 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8191 (dump_constraint_graph): Declare.
8192 (debug_constraint_graph): Declare.
8193 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8195 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8197 * config/i386/i386.c (is_va_list_char_pointer): New.
8198 (ix86_va_start): Replace compare with ms_va_list_type_node
8199 by is_va_list_char_pointer.
8200 (ix86_gimplify_va_arg): Likewise.
8202 2008-07-07 Martin Jambor <mjambor@suse.cz>
8204 * cgraph.c (cgraph_edge_max_uid): New variable.
8205 (struct cgraph_edge_hook_list): New type.
8206 (struct cgraph_node_hook_list): New type.
8207 (struct cgraph_2edge_hook_list): New type.
8208 (struct cgraph_2node_hook_list): New type.
8209 (first_cgraph_edge_removal_hook): New variable.
8210 (first_cgraph_node_removal_hook): New variable.
8211 (first_cgraph_edge_duplicated_hook): New variable.
8212 (first_cgraph_node_duplicated_hook): New variable.
8213 (cgraph_add_edge_removal_hook): New function.
8214 (cgraph_remove_edge_removal_hook): New function.
8215 (cgraph_call_edge_removal_hooks): New function.
8216 (cgraph_add_node_removal_hook): New function.
8217 (cgraph_remove_node_removal_hook): New function.
8218 (cgraph_call_node_removal_hooks): New function.
8219 (cgraph_add_edge_duplication_hook): New function.
8220 (cgraph_remove_edge_duplication_hook): New function.
8221 (cgraph_call_edge_duplication_hooks): New function.
8222 (cgraph_add_node_duplication_hook): New function.
8223 (cgraph_remove_node_duplication_hook): New function.
8224 (cgraph_call_node_duplication_hooks): New function.
8225 (cgraph_create_edge): Assign to edge uid.
8226 (cgraph_remove_edge): Call edge removal hooks.
8227 (cgraph_node_remove_callees): Call edge removal hooks.
8228 (cgraph_node_remove_callers): Call edge removal hooks.
8229 (cgraph_remove_node): Call node removal hooks.
8230 (cgraph_clone_edge): Call edge duplication hooks.
8231 (cgraph_clone_node): Call node duplication hooks.
8233 * cgraph.h (cgraph_edge): New field uid.
8234 (cgraph_edge_hook): New type.
8235 (cgraph_node_hook): New type.
8236 (cgraph_2edge_hook): New type.
8237 (cgraph_2node_hook): New type.
8239 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8241 * config.in: Regenerate.
8243 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8245 * gcc.c (print_sysroot): New.
8246 (option_map, display_help, process_command): Handle the
8247 -print-sysroot option.
8248 (main): Print the sysroot if requested.
8249 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8251 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8254 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8256 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8258 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8259 (assign_parm_setup_block_p): Also check mode of entry_parm.
8261 2008-07-07 Richard Guenther <rguenther@suse.de>
8263 * tree-ssa-structalias.h (set_used_smts): Remove.
8264 * tree-ssa-structalias.c (used_smts): Likewise.
8265 (set_used_smts): Likewise.
8266 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8267 call to set_used_smts.
8269 2008-07-07 Richard Guenther <rguenther@suse.de>
8271 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8272 (new_var_info): Set it to false.
8273 (solution_set_add): Correctly handle pointers outside a var and
8275 (type_safe): Treat variables with is_full_var properly.
8276 (do_sd_constraint): Likewise.
8277 (do_ds_constraint): Likewise.
8278 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8279 (get_constraint_for_ptr_offset): New function.
8280 (get_constraint_for_component_ref): For addresses at least include
8281 the last field of the variable. Handle is_full_vars properly.
8282 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8283 (handle_ptr_arith): Remove.
8284 (find_func_aliases): Simplify assignment handling.
8285 (create_function_info_for): For parameter and result varinfos set
8287 (create_variable_info_for): Set is_full_var flag whenever we
8288 just created a single varinfo for a decl.
8289 (init_alias_vars): Initialize use_field_sensitive from
8290 max-fields-for-field-sensitive parameter.
8292 2008-07-07 Richard Guenther <rguenther@suse.de>
8294 PR tree-optimization/36713
8295 * tree-flow-inline.h (is_call_used): New function.
8296 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8297 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8298 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8300 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8302 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8304 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8306 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8308 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8309 Nathan Sidwell <nathan@codesourcery.com>
8311 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8312 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8314 * config/m68k/t-linux: New.
8315 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8318 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8320 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8321 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8324 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8326 * gcc.c (execute): Fix -Wc++-compat warning.
8328 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8331 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8332 constant for little endian.
8334 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8336 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8337 mips_base_mips16 instead of TARGET_MIPS16.
8338 (mips_base_mips16): Declare.
8339 * config/mips/mips.c (mips_base_mips16): Make global.
8340 (was_mips16_p): Remove GTY marker.
8341 (was_mips16_pch_p): New variable.
8342 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8343 (mips_override_options): Force to non-MIPS16 mode initially.
8344 Do not complain about MIPS16 PIC incompatibilities here.
8345 Only allow -mgpopt if -mexplicit-relocs is in force for
8348 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8350 * configure.ac: Check for caddr_t, define to char * if not defined.
8351 * configure: Regenerate.
8352 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8353 (mmap_gt_pch_use_address): Likewise.
8354 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8356 2008-07-06 Richard Guenther <rguenther@suse.de>
8358 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8359 (new_var_info): Deal with it.
8360 (solution_set_add): Likewise.
8361 (bitpos_of_field): Make signed, fix.
8362 (struct fieldoff): Remove type and decl fields. Make size field
8363 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8365 (fieldoff_compare): Deal with it.
8366 (push_fields_onto_fieldstack): Remove has_union argument, glob
8367 adjacent non-pointer fields together.
8368 (create_function_info_for): Do not set has_union.
8369 (create_variable_info_for): Simplify.
8371 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8373 * config.gcc (extra_headers): Add cross-stdarg.h for target
8374 x86_64-*-* and i?86-*-*.
8375 * config/i386/cross-stdarg.h: New.
8376 * builtins.c (std_fn_abi_va_list): New.
8377 (std_canonical_va_list_type): New.
8378 (stabilize_va_list): Replace va_list_type_node use by
8379 mtarget.canonical_va_list_type.
8380 (gimplify_va_arg_expr): Likewise.
8381 (expand_builtin_va_copy): Replace va_list_type_node use by
8382 mtarget.fn_abi_va_list.
8383 * tree-sra.c (is_va_list_type): New helper.
8384 (decl_can_be_decomposed_p): Replace
8385 va_list_type_node use by is_va_list_type.
8386 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8387 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8388 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8389 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8390 (ix86_enum_va_list): New.
8391 * config/i386/i386.c (sysv_va_list_type_node): New.
8392 (ms_va_list_type_node): New.
8393 (ix86_function_type_abi): Remove sorry.
8394 (ix86_build_builtin_va_list_abi): New.
8395 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8397 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8398 (ix86_init_builtins_va_builtins_abi): New.
8399 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8401 (ix86_handle_abi_attribute): New.
8402 (attribute_spec): Add sysv_abi and ms_abi.
8403 (ix86_fn_abi_va_list): New.
8404 (ix86_canonical_va_list_type): New.
8405 (ix86_enum_va_list): New.
8406 (TARGET_FN_ABI_VA_LIST): New.
8407 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8408 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8409 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8410 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8411 (TARGET_ENUM_VA_LIST): New.
8412 * expr.h (std_fn_abi_va_list): New.
8413 (std_canonical_va_list_type): New.
8414 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8415 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8416 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8417 TARGET_CANONICAL_VA_LIST_TYPE.
8418 * target.h (struct gcc_target): Add fn_abi_va_list hook
8419 and canonical_va_list_type hook.
8421 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8423 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8424 integral and pointer types.
8426 2008-07-04 Roger Sayle <roger@eyesopen.com>
8428 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8429 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8431 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8434 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8436 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8438 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8439 build_gimple_modify_stmt.
8440 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8441 gimple operand. Use fold_build* instead of build*.
8443 2008-07-04 Richard Guenther <rguenther@suse.de>
8445 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8446 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8447 properly to compute the reachability set if we do field-sensitive PTA.
8448 * invoke.texi (max-fields-for-field-sensitive): Document default.
8449 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8450 100 for optimize >= 2.
8452 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8454 * ggc-zone.c (lookup_page_table_if_allocated,
8455 set_page_table_entry, zone_find_object_size, alloc_small_page,
8456 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8457 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8458 -Wc++-compat and/or -Wcast-qual warnings.
8460 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8463 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8464 pic_offset_table_rtx to be marked as used here.
8465 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8466 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8467 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8468 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8471 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8473 * alloc-pool.c (hash_descriptor, eq_descriptor,
8474 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8475 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8477 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8478 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8479 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8480 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8483 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8485 * tree-flow.h (loop_only_exit_p): Declare.
8486 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8487 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8488 the number of iterations if it is constant. Otherwise, if this is the
8489 only possible exit of the loop, use the conservative estimate on the
8490 number of iterations of the entire loop if available.
8492 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8494 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8495 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8496 Add synchronization functions.
8497 * config/sync.c: New file.
8498 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8499 (LIBGCC_SYNC_CFLAGS): Likewise.
8501 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8504 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8505 (*pushtf_sse): New insn pattern.
8506 (pushtf splitters): New splitters.
8508 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8511 * predict.c (build_predict_expr): Use void_type_node for the tree
8512 type, instead of NULL_TREE.
8514 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8516 * config/i386/i386.c (contains_aligned_value_p): Return true
8518 (ix86_data_alignment): Align TCmode to 128bits.
8519 (ix86_local_alignment): Likewise.
8521 2008-07-03 Andrew Haley <aph@redhat.com>
8524 * vec.h (VEC_TA): New.
8525 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8526 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8527 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8528 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8529 (C_COMMON_FIXED_TYPES): Remove first arg.
8530 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8531 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8532 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8533 not to use empty macro arguments.
8535 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8537 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8538 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8539 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8540 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8541 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8542 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8543 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8544 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8545 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8546 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8547 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8548 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8549 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8550 config/rs6000/e500crtres64gpr.asm,
8551 config/rs6000/e500crtres64gprctr.asm,
8552 config/rs6000/e500crtrest32gpr.asm,
8553 config/rs6000/e500crtrest64gpr.asm,
8554 config/rs6000/e500crtresx32gpr.asm,
8555 config/rs6000/e500crtresx64gpr.asm,
8556 config/rs6000/e500crtsav32gpr.asm,
8557 config/rs6000/e500crtsav64gpr.asm,
8558 config/rs6000/e500crtsav64gprctr.asm,
8559 config/rs6000/e500crtsavg32gpr.asm,
8560 config/rs6000/e500crtsavg64gpr.asm,
8561 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8562 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8563 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8564 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8565 config/sparc/sol2-cn.asm: Remove .file directives.
8567 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8569 * resource.c (mark_referenced_resources): Look inside
8570 UNSPEC_VOLATILEs and ASM_INPUTs.
8572 2008-07-02 Ian Lance Taylor <iant@google.com>
8574 * rtlanal.c (add_reg_note): New function.
8575 * rtl.h (add_reg_note): Declare.
8576 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8577 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8578 * builtins.c (expand_builtin_longjmp): Likewise.
8579 (expand_builtin_nonlocal_goto): Likewise.
8580 * calls.c (emit_call_1, expand_call): Likewise.
8581 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8582 * cfglayout.c (fixup_reorder_chain): Likewise.
8583 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8584 (commit_one_edge_insertion): Likewise.
8585 * combine.c (move_deaths, distribute_notes): Likewise.
8586 * df-problems.c (df_set_note): Likewise.
8587 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8588 (set_unique_reg_note): Likewise.
8589 (emit_copy_of_insn_after): Likewise.
8590 * expr.c (expand_expr_real): Likewise.
8591 * gcse.c (add_label_notes): Likewise.
8592 * haifa-sched.c (create_check_block_twin): Likewise.
8593 * jump.c (mark_jump_label_1): Likewise.
8594 * loop-doloop.c (add_test, doloop_modify): Likewise.
8595 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8596 * lower-subreg.c (move_eh_region_note): Likewise.
8597 * optabs.c (emit_libcall_block): Likewise.
8598 * predict.c (predict_insn): Likewise.
8599 (combine_predictions_for_insn): Likewise.
8600 * recog.c (peephole2_optimize): Likewise.
8601 * regmove.c (try_auto_increment): Likewise.
8602 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8603 * reload.c (find_reloads): Likewise.
8604 * reload1.c (fixup_eh_region_note): Likewise.
8605 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8606 * reorg.c (delete_prior_computation): Likewise.
8607 (delete_computation, dbr_schedule): Likewise.
8608 * config/pa/pa.c (legitimize_pic_address): Likewise.
8609 * config/sh/sh.c (sh_reorg): Likewise.
8611 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8614 * config/libgcc-glibc.ver: Add %exclude.
8615 * config/m32r/libgcc-glibc.ver: Likwise.
8616 * config/s390/libgcc-glibc.ver: Likwise.
8617 * config/sh/libgcc-glibc.ver: Likwise.
8618 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8620 * config/i386/libgcc-glibc.ver: New.
8622 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8624 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8626 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8627 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8628 i[34567]86-*-linux*, x86_64-*-linux*. Add
8629 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8630 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8631 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8632 i[34567]86-*-linux*, x86_64-*-linux*.
8634 * libgcc-std.ver: Add empty GCC_4.4.0.
8636 * mkmap-symver.awk: Support multiple versions per symbol.
8638 * config/i386/i386.c (ix86_init_builtins): Always define
8639 __builtin_fabsq and __builtin_copysignq with fallbacks.
8640 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8641 and __builtin_copysignq if SSE2 isn't available.
8643 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8644 (LIBGCC2_TF_CEXT): Likwise.
8647 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8649 * config/i386/sfp-machine.h: Moved to libgcc.
8651 * config/i386/sfp-machine.h: New.
8652 * config/i386/t-linux: Likwise.
8654 * config/i386/t-darwin: Remove softfp_wrap_start and
8656 * config/i386/t-darwin64: Likewise.
8658 * config/i386/t-fprules-softfp64: Renamed to ...
8659 * config/i386/t-fprules-softfp: This.
8661 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8662 and softfp_wrap_end.
8664 2008-07-02 Jason Merrill <jason@redhat.com>
8666 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8668 * tree.c (ctor_to_list): New fn.
8669 * tree.h: Declare it.
8670 (CONSTRUCTOR_ELT): New macro.
8671 (CONSTRUCTOR_NELTS): New macro.
8673 2008-07-02 Richard Guenther <rguenther@suse.de>
8675 * tree-ssa-structalias.c (struct variable_info): Reorder
8676 to fill padding on 64bit hosts. Make collapsed_to an int.
8677 (get_varinfo_fc): Deal with that.
8678 (new_var_info): Likewise.
8679 (collapse_rest_of_var): Likewise.
8681 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8683 * doc/install.texi (--enable-java-home): Document.
8684 (--enable-aot-compile-rpm): Likewise.
8685 (--with-arch-directory): Likewise.
8686 (--with-os-directory): Likewise.
8687 (--with-origin-name): Likewise.
8688 (--with-arch-suffix): Likewise.
8689 (--with-jvm-root-dir): Likewise.
8690 (--with-jvm-jar-dir): Likewise.
8691 (--with-python-dir): Likewise.
8693 2008-07-02 Richard Guenther <rguenther@suse.de>
8695 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8696 from decls explicitly. Merge operand checking from tuples.
8698 2008-07-02 Martin Jambor <mjambor@suse.cz>
8700 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8702 2008-07-02 Martin Jambor <mjambor@suse.cz>
8704 * tree-switch-conversion.c: Included timevar.h
8705 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8707 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8709 2008-07-02 Martin Jambor <mjambor@suse.cz>
8711 * tree-switch-conversion.c: Corrected various comments and
8713 (build_constructors): Fixed minor formatting mistakes.
8715 * invoke.texi (Optimize Options): Corrected the
8716 switch-conversion-max-branch-ratio parameter.
8718 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8720 * final.c (asm_insn_count): Return zero for an empty asm body.
8722 2008-07-02 Richard Guenther <rguenther@suse.de>
8724 * bitmap.h (bitmap_set_bit): Return bool.
8725 (bitmap_clear_bit): Likewise.
8726 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8727 write to the bitmap if it would.
8728 (bitmap_clear_bit): Likewise.
8729 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8730 bitmap_set_bit return value.
8731 (add_pred_graph_edge): Likewise.
8732 (add_graph_edge): Likewise.
8733 (do_sd_constraint): Likewise.
8734 (do_ds_constraint): Likewise.
8736 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8738 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8739 Fix -Wc++-compat and/or -Wcast-qual warnings.
8740 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8741 gen_regparm_prefix): Likewise.
8742 * vmsdbgout.c (write_modbeg, lookup_filename,
8743 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8745 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8747 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8748 defaults.h definition apply.
8750 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8752 * function.c (assign_parm_remove_parallels): New.
8753 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8755 (assign_parm_setup_block): Do not handle them.
8756 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8757 assign_parm_remove_parallels.
8759 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8761 * c-typeck.c (convert_for_assignment): Use
8762 vector_targets_convertible_p.
8763 * c-common.c (vector_targets_convertible_p): New.
8764 * c-common.h (vector_targets_convertible_p): New prototype.
8765 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8766 opaque_p_V2SI_type_node.
8768 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8770 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8773 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8775 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8776 TFmode constants via two element DImode vector for hosts with
8777 HOST_BITS_PER_WIDE_INT < 64.
8778 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8779 also for HOST_BITS_PER_WIDE_INT < 64.
8781 2008-07-01 Richard Guenther <rguenther@suse.de>
8783 PR tree-optimization/36666
8784 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8785 (get_constraint_exp_from_ssa_var): Split into ...
8786 (get_constraint_exp_for_temp): ... this ...
8787 (get_constraint_for_ssa_var): ... and that.
8788 Return constraint expressions for all touched sub-fields
8789 if the results address is not taken.
8790 (process_constraint): Remove assertion that aggregate
8791 assignments do not happen at this place.
8792 (get_constraint_for_component_ref): Add address_p argument.
8793 Return constraint expressions for all touched sub-fields
8794 if the results address is not taken.
8795 (do_deref): Use get_constraint_exp_for_temp.
8796 (get_constraint_for_1): Rename from ...
8797 (get_constraint_for): ... this. Add the old function as wrapper.
8798 (do_structure_copy): Use get_constraint_for_1.
8800 2008-07-01 Martin Jambor <mjambor@suse.cz>
8802 * Makefile.in (tree-switch-conversion.o): Add.
8803 (OBJS-common): Add tree-swtch-conversion.o.
8804 * passes.c (init_optimization_passes): Add pass_convert_switch.
8805 * tree-pass.h: (pass_convert_switch): Add.
8806 * tree-switch-conversion.c: New file.
8807 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8808 * common.opt (ftree-cswtch): New option.
8809 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8810 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8811 * opts.c (decode_options): Set flag_tree_switch_conversion when
8812 optimization level is >= 2.
8813 * doc/invoke.texi (Optimize Options): Added description of
8814 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8816 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8818 * config/darwin-driver.c (darwin_default_min_version): Fix
8819 -Wc++-compat warnings.
8821 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8823 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8826 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8828 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8830 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8832 PR rtl-optimization/34744
8833 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8834 (df_scan_free_internal): Free data structures not
8835 allocated in storage pools.
8836 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8837 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8838 df_scan_free_mws_vec.
8839 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8842 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8844 * config/i386/i386.c (contains_aligned_value_p): Return true
8846 (ix86_function_arg_boundary): Return its natural boundary
8848 (return_in_memory_32): Don't check TDmode.
8849 (ix86_split_to_parts): Support splitting into 4 parts and
8850 support TFmode for 32bit target.
8851 (ix86_split_long_move): Support splitting into 4 parts.
8852 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8854 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8855 (ix86_init_builtins): Here.
8856 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8857 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8858 'q' and 'w', respectively.
8860 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8862 (movtf_internal): Likewise.
8863 (<code>tf2): Likewise.
8864 (*absnegtf2_sse): Likewise.
8865 (copysign<mode>3): Likewise.
8866 (copysign<mode>3_const): Likewise.
8867 (copysign<mode>3_var): Likewise.
8868 (define_split UNSPEC_COPYSIGN): Likewise.
8869 * config/i386/sse.md (*nandtf3): Likewise.
8870 (<code>tf3): Likewise.
8871 (*<code>tf3): Likewise.
8873 2008-06-30 Joey Ye <joey.ye@intel.com>
8874 H.J. Lu <hongjiu.lu@intel.com>
8876 * global.c (compute_regsets): Set frame_pointer_needed here.
8877 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8879 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8881 * doc/install.texi (specific): Expand Windows build notes.
8883 2008-06-30 Ira Rosen <irar@il.ibm.com>
8885 PR tree-optimization/36648
8886 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8887 number of prolog iterations by step. Fix the comment.
8889 2008-06-30 Richard Guenther <rguenther@suse.de>
8892 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8893 handle calls from ECF_MALLOC functions.
8894 (handle_pure_call): ECF_MALLOC functions do not return
8896 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8898 2008-06-29 Andreas Schwab <schwab@suse.de>
8900 * config/m68k/m68k.c (print_operand): Always print a float
8902 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8903 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8906 * config/rs6000/x-linux64: Remove never used file.
8908 2008-06-29 Richard Guenther <rguenther@suse.de>
8910 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8912 (struct alias_info): Move ...
8913 * tree-ssa-alias.c: ... here.
8914 (update_alias_info): Declare.
8915 (compute_may_aliases): Call it.
8916 (update_alias_info): New function.
8917 * tree-ssa-structalias.c (update_alias_info): Move ...
8918 * tree-ssa-alias.c (update_alias_info_1): ... here.
8919 * tree-ssa-structalias.c (process_constraint_1): Remove
8920 unused from_call argument. Rename to ...
8921 (process_constraint): ... this. Delete old wrapper.
8922 (make_constraint_to): Adjust callers.
8923 (handle_const_call): Likewise.
8924 (handle_pure_call): Likewise.
8925 (init_base_vars): Likewise.
8926 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8927 (find_func_aliases): We don't need structure copies for
8929 (make_constraint_from_anything): Remove.
8930 (create_variable_info_for): For globals make constraints
8931 from escaped, not from anything.
8932 (compute_points_to_sets): Do not call update_alias_info.
8933 (ipa_pta_execute): Use make_constraint_from.
8935 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8937 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8938 (bitmap.o-warn, dominance.o-warn): New.
8939 * configure.ac (cxx_compat_warn): Delete.
8940 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8941 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8943 * configure: Regenerate.
8945 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8948 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8950 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8951 * df-scan.c (df_notes_rescan): Likewise.
8952 * ggc-page.c (set_page_table_entry): Likewise.
8953 * intl.c (gcc_gettext_width): Likewise.
8954 * varasm.c (get_unnamed_section, get_noswitch_section,
8955 get_section): Likewise.
8957 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8959 * regrename.c (build_def_use): Don't copy RTX.
8961 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8963 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8964 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8965 punctuation. Use @ref instead of @xref.
8966 (Function Names): Remove stray @display/@end display.
8967 (C++ Attributes): Use @ref instead of @xref.
8968 (Deprecated Features): Fix punctuation around @xref.
8969 (Backwards Compatibility): Likewise.
8970 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8972 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8974 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8975 constants for E500 double.
8977 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8979 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8980 element type of const_vector.
8982 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8984 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8985 Remove FLAGS_REG clobber from expander pattern.
8986 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8987 (anddi3, andsi3, andhi3, andqi3): Ditto.
8988 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8989 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8990 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8991 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8992 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8993 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8994 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8995 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8997 2008-06-28 Richard Guenther <rguenther@suse.de>
8999 * tree-ssa-structalias.c (callused_id, var_callused,
9000 callused_tree): Add.
9001 (handle_pure_call): New function.
9002 (find_func_aliases): Call it.
9003 (find_what_p_points_to): Handle the call-used set.
9004 (clobber_what_escaped): Likewise.
9005 (compute_call_used_vars): New function.
9006 (init_base_vars): Init the call-used variable.
9007 (do_sd_constraint): Do not propagate the solution from CALLUSED
9008 but use CALLUSED as a placeholder.
9009 (solve_graph): Likewise.
9010 * tree-flow-inline.h (gimple_call_used_vars): New function.
9011 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
9012 (compute_call_used_vars): Declare.
9013 * tree-ssa-alias.c (set_initial_properties): Call
9014 compute_call_used_vars.
9015 (reset_alias_info): Clear call-used variables.
9016 (add_call_clobber_ops): Assert we are not called for const/pure
9017 functions. Remove handling of them.
9018 (add_call_read_ops): Handle pure functions by adding the
9019 call-used set of variables as VUSEs.
9020 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
9021 (delete_tree_ssa): Free it.
9022 * tree-dfa.c (remove_referenced_var): Clear the var from the
9025 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
9027 * tree.c (build_varargs_function_type_list): New.
9028 (build_function_type_list_1): New.
9029 (build_function_type_list): Use build_function_type_list_1.
9030 * tree.h (build_varargs_function_type_list): New.
9032 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9035 * config/spu/spu.c (spu_builtin_splats): Do not generate
9036 invalid CONST_VECTOR expressions.
9037 (spu_expand_vector_init): Likewise.
9039 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9041 * optabs.c (libfunc_decls): New variable.
9042 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9043 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9044 for the same function twice.
9046 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9048 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9049 ix86_expand_binary_operator directly.
9050 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9052 (*ashrti3_1): Ditto.
9053 (*lshrti3_1): Ditto.
9054 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9055 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9056 using only one splitter. Conditionaly execute splitter before or
9057 after peephole2 pass.
9058 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9059 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9060 Use only one alternative in asm template.
9061 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9063 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9064 "J" operand constraint for operand 2.
9065 (*ashldi3_cconly_rex64): Ditto.
9066 (*ashrdi3_cmp_rex64): Ditto.
9067 (*ashrdi3_cconly_rex64): Ditto.
9068 (*lshrdi3_cmp_rex64): Ditto.
9069 (*lshrdi3_cconly_rex64): Ditto.
9070 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9071 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9072 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9075 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9077 * gimplify.c (omp_is_private): Don't return true if decl is not
9078 already private on #pragma omp for or #pragma omp parallel for.
9081 * tree-cfg.c (struct move_stmt_d): Replace block field with
9082 orig_block and new_block fields.
9083 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9084 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9085 (move_block_to_fn): Replace vars_map and new_label_map arguments
9086 with struct move_stmt_d pointer.
9087 (replace_block_vars_by_duplicates): New function.
9088 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9089 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9090 all subblocks of ORIG_BLOCK to the new function. Call
9091 replace_block_vars_by_duplicates.
9092 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9093 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9094 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9095 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9096 (expand_omp): Temporarily set input_location to the location of
9097 region's controlling stmt.
9098 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9099 BIND_EXPR, push ctx->block_vars and gimplification vars into
9100 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9102 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9103 there are any BLOCK_VARS.
9104 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9105 OMP_PARALLEL or OMP_TASK stmt.
9106 (lower_omp): Save and restore input_location around the lower_omp_1
9109 2008-06-27 Richard Guenther <rguenther@suse.de>
9111 PR tree-optimization/36400
9112 PR tree-optimization/36373
9113 PR tree-optimization/36344
9114 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9115 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9116 (update_alias_info): Remove call clobbering code.
9117 (make_constraint_to): New helper function.
9118 (make_escape_constraint): Likewise.
9119 (handle_rhs_call): Use it on all pointer containing arguments.
9120 Also mark the static chain escaped.
9121 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9122 instead of ANYTHING.
9123 (make_constraint_from): New helper split out from ...
9124 (make_constraint_from_anything): ... here.
9125 (find_func_aliases): Add constraints for escape sites.
9126 (intra_create_variable_infos): Make constraints from NONLOCAL
9128 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9130 (clobber_what_p_points_to): Remove.
9131 (clobber_what_escaped): New function.
9132 (init_base_vars): Init NONLOCAL and ESCAPED.
9133 (do_sd_constraint): Do not propagate the solution from ESCAPED
9134 but use ESCAPED as a placeholder.
9135 (solve_graph): Likewise.
9136 * tree-flow.h (clobber_what_p_points_to): Remove.
9137 (clobber_what_escaped): Declare.
9138 * tree-ssa-alias.c (set_initial_properties): Call it.
9139 Remove code clobbering escaped pointers.
9141 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9143 * function.c (allocate_struct_function): Only allocate a unique
9144 funcdef_no if the decl is nonzero.
9146 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9148 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9149 * config/mips/mips.c (mips_split_const_insns): New function.
9150 * config/mips/mips.md (move_type): New attribute.
9151 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9152 (dword_mode): New attribute.
9153 (type): Avoid long line. Map "move_type"s to "type"s,
9154 choosing "multi" for doubleword moves if appropriate.
9155 Swap MTC/MFC comments to match their declaration order.
9156 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9157 "type" is "branch" or "jal" is "direct".
9158 (length): Handle "extended_mips16" first. Make the default
9159 "0" for "ghost" instructions. Set the length from "move_type".
9160 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9161 of "type", with "sll0" for the register alternative. Remove the
9162 "extended_mips16" attribute.
9163 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9164 of "type", with "shift_shift" for the register alternative.
9165 Remove the "length" attribute.
9166 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9167 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9168 of "type", with "andi" for the register alternative.
9169 (*zero_extendqihi2): Likewise.
9170 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9171 of "andi" instead of a "type" of "arith".
9172 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9174 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9175 (mov_<store>r, *mov<mode>_ra): Likewise.
9176 (extendsidi2): Use "move_type" instead of "type", with "move"
9177 for the register alternative.
9178 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9179 of "type", with "signext" for the register alternative.
9180 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9181 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9182 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9183 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9184 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9185 (unnamed branch insn): Likewise.
9186 (*movdi_gp32_fp64): Fold into...
9187 (*movdi_32bit): ...here.
9188 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9189 (*movdf_hardfloat): ...this new pattern.
9190 (*movdf_softfloat): Remove redundant FPR alternatives.
9191 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9192 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9193 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9194 the "move" attribute.
9195 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9196 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9197 and "store" for COP loads and stores.
9198 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9199 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9200 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9201 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9202 (*movtf_mips16, *movv2sf): Likewise.
9203 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9204 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9205 (mfhc1<mode>): Use "move_type" instead of "move".
9206 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9207 (loadgp_blockage): Remove the "length" attribute.
9208 (blockage, set_got_version, update_got_version): Likewise.
9209 (call_internal): Remove the "extended_mips16" attribute.
9210 (call_value_internal, call_value_multiple_internal): Likewise.
9211 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9213 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9214 the "length" attribute.
9216 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9218 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9219 -Wcast-qual warnings.
9220 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9221 handle_pragma_pop_macro): Likewise.
9222 * collect2.c (resolve_lib_name): Likewise.
9223 * config/arc/arc.c (arc_init): Likewise.
9224 * config/arm/arm.c (neon_builtin_compare,
9225 locate_neon_builtin_icode): Likewise.
9226 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9227 * config/bfin/bfin.c (bfin_init_machine_status,
9228 bfin_optimize_loop): Likewise.
9229 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9230 * config/cris/cris.c (cris_init_expanders): Likewise.
9231 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9232 * config/darwin.c (machopic_indirection_eq,
9233 machopic_indirection_name, machopic_output_indirection): Likewise.
9234 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9235 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9236 frv_optimize_membar): Likewise.
9237 * config/i386/cygwin.h (mingw_scan,
9238 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9239 * config/i386/cygwin1.c (mingw_scan): Likewise.
9240 * config/i386/i386.c (machopic_output_stub): Likewise.
9241 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9242 i386_pe_unique_section): Likewise.
9243 * config/ia64/ia64.c (ia64_init_machine_status,
9244 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9246 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9247 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9248 * config/m68k/m68k.c (m68k_handle_option,
9249 m68k_sched_md_init_global): Likewise.
9250 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9251 mcore_unique_section): Likewise.
9252 * config/mips/mips.c (mips_block_move_straight,
9253 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9255 * config/mmix/mmix.c (mmix_init_machine_status,
9256 mmix_encode_section_info): Likewise.
9257 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9258 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9259 print_operand_address, output_toc, redefine_groups,
9260 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9261 * config/s390/s390.c (s390_init_machine_status): Likewise.
9262 * config/score/score.c (score_block_move_straight,
9263 score_block_move_loop_body): Likewise.
9264 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9265 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9266 * emit-rtl.c (find_auto_inc): Likewise.
9267 * gcc.c (translate_options, process_command): Likewise.
9268 * reorg.c (dbr_schedule): Likewise.
9269 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9270 * xcoffout.c (xcoffout_declare_function): Likewise.
9272 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9274 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9275 ipa-pta working again.
9277 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9279 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9282 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9284 * config.gcc (powerpc*-*-*): Add new core e500mc.
9285 * config/rs6000/e500mc.md: New file.
9286 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9288 (rs6000_override_options): Add e500mc case to
9289 processor_target_table. Altivec and Spe options not allowed
9290 with e500mc. Add isel instruction to e500mc by
9291 default. Initialize rs6000_cost for e500mc.
9292 (rs6000_issue_rate): Set issue rate for e500mc.
9293 * config/rs6000/rs6000.h (processor_type): Add
9294 PROCESSOR_PPCE500MC.
9295 (ASM_CPU_SPEC): Add e500mc.
9296 Set TARGET_ISEL to rs6000_isel.
9297 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9298 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9299 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9301 * doc/invoke.texi: Add e500mc to list of cpus.
9303 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9306 * c-lex.c (lex_charconst): Initialize unsignedp.
9308 2008-06-27 Olivier Hainque <hainque@adacore.com>
9310 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9311 documented assumptions.
9313 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9315 * dwarf2out.c: Remove trailing white spaces. Break long line
9318 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9320 * libfuncs.h (LTI_synchronize): New libfunc_index.
9321 (synchronize_libfunc): Declare.
9322 * builtins.c (expand_builtin_synchronize): Consider using
9323 synchronize_libfunc before falling back on an asm blockage.
9324 * config/mips/mips.c: Include libfuncs.h
9325 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9327 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9329 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9330 parameter. Copy stack_reg to r11 where appropriate.
9331 (no_global_regs_above): Add gpr parameter.
9332 (rs6000_stack_info): Only add padding for SPE save area if we
9333 are saving SPE GPRs and CR.
9334 (saveres_routine_syms): New variable.
9335 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9337 (rs6000_savres_routine_sym): New function.
9338 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9340 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9341 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9342 Tweak FPR out-of-line saving.
9343 (rs6000_make_savres_rtx): New function.
9344 (rs6000_use_multiple_p): New function.
9345 (rs6000_savres_strategy): New function.
9346 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9347 out-of-line if appropriate.
9348 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9349 if we are optimizing for size.
9350 (GP_SAVE_INLINE): Define.
9351 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9352 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9353 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9354 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9355 (*save_fpregs_<mode>): Add use of r11.
9356 (*restore_gpregs_<mode>): New insn.
9357 (*return_and_restore_gpregs_<mode>): New insn.
9358 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9360 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9361 (*restore_gpregs_spe): New insn.
9362 (*return_and_restore_gpregs_spe): New insn.
9363 * config/rs6000/predicates.md (save_world_operation): Fix check.
9365 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9367 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9368 this point, so assert that.
9370 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9372 * cfganal.c: Include vec.h and vecprim.h.
9373 (compute_idf): Import from...
9374 * tree-into-ssa (compute_idf): ...here.
9375 * basic-block.h (compute_idf): Export.
9377 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9379 * c-decl.c (merge_decls): Use !current_function_decl to check for
9380 extern declaration of C99 inline function being at file scope.
9382 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9384 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9386 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9388 * alias.c (record_alias_subset, init_alias_analysis): Fix
9389 -Wc++-compat and/or -Wcast-qual warnings.
9390 * attribs.c (lookup_attribute_spec): Likewise.
9391 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9392 copy_bb, connect_traces,
9393 find_rarely_executed_basic_blocks_and_cr): Likewise.
9394 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9395 note_btr_set, migrate_btr_defs): Likewise.
9396 * builtins.c (result_vector, expand_builtin_memcpy,
9397 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9398 builtin_memset_read_str, expand_builtin_printf,
9399 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9401 * caller-save.c (mark_set_regs): Likewise.
9402 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9403 * cgraph.c (cgraph_edge): Likewise.
9404 * combine.c (likely_spilled_retval_1): Likewise.
9405 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9406 htab_counts_entry_del, get_coverage_counts): Likewise.
9407 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9408 new_cselib_val): Likewise.
9409 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9410 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9412 * df-core.c (df_compact_blocks): Likewise.
9413 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9414 * df-scan.c (df_grow_reg_info, df_ref_create,
9415 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9416 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9417 df_record_entry_block_defs, df_record_exit_block_uses,
9418 df_bb_verify): Likewise.
9419 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9420 DF_REF_EXTRACT_MODE_CONST): New.
9421 * dominance.c (get_immediate_dominator, get_dominated_by,
9422 nearest_common_dominator, root_of_dom_tree,
9423 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9424 -Wc++-compat and/or -Wcast-qual warnings.
9425 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9426 record_store, replace_read, check_mem_read_rtx, scan_insn,
9427 dse_step1, dse_record_singleton_alias_set): Likewise.
9428 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9430 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9432 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9433 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9434 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9435 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9436 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9437 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9438 file_name_acquire, output_file_names, add_const_value_attribute,
9439 premark_used_types_helper, file_table_eq, file_table_hash,
9440 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9441 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9442 -Wcast-qual warnings.
9443 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9444 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9445 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9446 gen_reg_rtx, start_sequence, init_emit): Likewise.
9447 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9448 * except.c (init_eh_for_function, gen_eh_region,
9449 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9450 arh_to_landing_pad, arh_to_label, add_action_record,
9451 add_call_site, switch_to_exception_section): Likewise.
9452 * expmed.c (synth_mult): Likewise.
9453 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9454 store_expr): Likewise.
9455 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9457 * function.c (assign_stack_temp_for_type,
9458 allocate_struct_function, match_asm_constraints_1): Likewise.
9459 * gcov-io.c (gcov_allocate): Likewise.
9460 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9461 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9462 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9463 record_one_set, insert_expr_in_table, insert_set_in_table,
9464 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9465 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9466 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9467 -Wcast-qual warnings.
9469 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9471 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9472 -Wcast-qual warnings.
9473 * gcc.c (process_command): Likewise.
9474 * genattrtab.c (oballoc): Use XOBNEW.
9475 (oballocvec): Define.
9476 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9477 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9478 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9479 -Wc++-compat and/or -Wcast-qual warnings.
9480 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9481 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9482 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9483 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9484 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9485 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9486 add_excls, process_presence_absence_names,
9487 process_presence_absence_patterns, add_presence_absence,
9488 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9489 get_free_state, add_arc, get_free_automata_list_el,
9490 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9491 transform_3, cache_presence, create_ainsns, create_automata,
9492 create_state_ainsn_table, dfa_insn_code_enlarge,
9493 output_trans_func, output_min_issue_delay_func,
9494 output_dead_lock_func, output_reset_func,
9495 output_get_cpu_unit_code_func, output_dfa_start_func,
9496 expand_automata): Likewise.
9497 * genextract.c (gen_insn): Likewise.
9498 * gengtype-lex.l: Likewise.
9499 * gengtype.c (read_input_list, adjust_field_type,
9500 process_gc_options): Likewise.
9501 * genoutput.c (note_constraint): Likewise.
9502 * genpreds.c (mangle, add_constraint): Likewise.
9503 * genrecog.c (process_define_predicate, new_decision,
9504 add_to_sequence): Likewise.
9505 * gensupport.c (record_insn_name): Likewise.
9507 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9509 * config/i386/driver-i386.c (detect_caches_amd,
9510 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9511 and/or -Wcast-qual warnings.
9512 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9513 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9514 gt_pch_save): Likewise.
9515 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9516 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9517 * global.c (compute_regsets): Likewise.
9518 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9519 finish_graph_dump_file): Likewise.
9520 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9521 unlink_bb_notes): Likewise.
9522 * integrate.c (get_hard_reg_initial_val): Likewise.
9523 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9524 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9525 * local-alloc.c (update_equiv_regs): Likewise.
9526 * loop-invariant.c (check_invariant_table_size,
9527 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9529 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9530 altered_reg_used, mark_altered): Likewise.
9531 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9532 insert_var_expansion_initialization,
9533 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9534 release_var_copies): Likewise.
9535 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9536 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9537 analyze_accesses_for_phi_node, check_var_notmodified_p,
9538 check_allocation_function, find_sites_in_func,
9539 record_all_accesses_in_func, transform_access_sites,
9540 transform_allocation_sites): Likewise.
9541 * omp-low.c (new_omp_region, create_omp_child_function_name,
9542 check_omp_nesting_restrictions, check_combined_parallel,
9543 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9544 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9545 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9546 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9548 * opts-common.c (prune_options): Likewise.
9549 * opts.c (add_input_filename, print_filtered_help,
9550 get_option_state): Likewise.
9551 * params.c (add_params): Likewise.
9552 * passes.c (set_pass_for_id, next_pass_1,
9553 do_per_function_toporder, pass_fini_dump_file): Likewise.
9554 * postreload.c (reload_cse_simplify_operands): Likewise.
9555 * predict.c (tree_predicted_by_p, tree_predict_edge,
9556 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9558 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9560 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9562 * recog.c (check_asm_operands, validate_change_1): Likewise.
9563 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9564 subst_asm_stack_regs): Likewise.
9565 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9566 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9567 * regmove.c (reg_is_remote_constant_p): Likewise.
9568 * regrename.c (regrename_optimize, scan_rtx_reg,
9569 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9571 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9572 regstat_compute_calls_crossed): Likewise.
9573 * reload1.c (init_reload, new_insn_chain,
9574 has_nonexceptional_receiver, reload, copy_reloads,
9575 calculate_needs_all_insns, init_elim_table): Likewise.
9576 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9577 * rtl.c (shallow_copy_rtx_stat): Likewise.
9578 * rtlanal.c (parms_set): Likewise.
9579 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9580 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9581 * sched-ebb.c (earliest_block_with_similiar_load,
9582 add_deps_for_risky_insns): Likewise.
9583 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9584 schedule_region): Likewise.
9585 * see.c (eq_descriptor_pre_extension,
9586 hash_descriptor_pre_extension, hash_del_pre_extension,
9587 eq_descriptor_properties, hash_descriptor_properties,
9588 hash_del_properties, see_seek_pre_extension_expr,
9589 see_initialize_data_structures, see_print_register_properties,
9590 see_print_pre_extension_expr, see_delete_merged_def_extension,
9591 see_delete_unmerged_def_extension, see_emit_use_extension,
9592 see_pre_delete_extension, see_map_extension, see_commit_changes,
9593 see_analyze_merged_def_local_prop,
9594 see_analyze_merged_def_local_prop,
9595 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9596 see_set_prop_merged_def, see_set_prop_unmerged_def,
9597 see_set_prop_unmerged_use, see_print_one_extension,
9598 see_merge_one_use_extension, see_merge_one_def_extension,
9599 see_store_reference_and_extension, see_update_uses_relevancy,
9600 see_update_defs_relevancy): Likewise.
9601 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9602 hash_statistics_free, curr_statistics_hash): Likewise.
9603 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9604 expand_asm_operands, expand_return, case_bit_test_cmp,
9605 expand_case): Likewise.
9606 * stor-layout.c (start_record_layout): Likewise.
9607 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9608 gt_pch_save_stringpool): Likewise.
9609 * tree-data-ref.c (hash_stmt_vertex_info,
9610 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9611 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9613 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9616 * config/i386/i386.md : Change constraints of HImode and QImode
9617 immediate operands from "i" to "n". Change SImode "ni" constraint to
9618 "i" and SImode "rmi" constraint to "g". Remove all constraints
9619 from const0_operand and const1_operand predicated operands.
9620 (i): Change QImode and HImode attribute from "i" to "n".
9621 (*subqi_2): Change HImode operands to QImode.
9624 2008-06-25 Olivier Hainque <hainque@adacore.com>
9626 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9629 2008-06-25 Richard Guenther <rguenther@suse.de>
9631 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9632 not overflow the result type.
9634 2008-06-25 Richard Guenther <rguenther@suse.de>
9636 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9637 (vn_lookup): Likewise.
9639 2008-06-25 Richard Guenther <rguenther@suse.de>
9641 PR tree-optimization/35518
9642 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9643 * tree-sra.c (instantiate_element): Use fold_build3 to build
9645 (try_instantiate_multiple_fields): Likewise.
9647 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9649 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9652 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9654 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9655 use_backchain_to_restore_sp to true
9656 if the offset of the link register save area would go over the 32k - 1
9657 offset limit of the load
9660 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9662 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9663 anchor for the type-punning blurb. Cross-reference "Structures
9664 unions enumerations and bit-fields implementation". Provide a
9665 cast-through-pointer example. Make final sentence self-contained.
9666 * doc/implement-c.texi (Structures unions enumerations and
9667 bit-fields implementation): Cross-reference the type-punning blurb
9668 in the -fstrict-aliasing documentation.
9670 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9673 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9674 the memory instead of the memory itself for the save area.
9676 2008-06-24 Olivier Hainque <hainque@adacore.com>
9677 Nicolas Roche <roche@adacore.com>
9679 * gengtype.c (srcdir_len): size_t instead of int.
9680 (get_file_realbasename): New function. For F a filename, the real
9681 basename of F, with all the path components stripped.
9682 (get_file_srcdir_relative_path): New function. For F a filename, the
9683 relative path to F from $(srcdir).
9684 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9685 get_file_realbasename. Adjust the head comment.
9686 (get_prefix_langdir_index): New function. For F a filename, return the
9687 lang_dir_names[] relative index of the language directory that is
9689 (get_file_langdir): For F a filename, return the name of the language
9690 directory where F is located.
9691 (get_file_gtfilename): New function. The gt- output file name for an
9693 (get_output_file_with_visibility): Replace in-line computations with
9694 uses of get_file_gtfilename and get_prefix_langdir_index.
9695 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9697 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9699 PR tree-optimization/36504
9700 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9701 references without base address.
9703 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9706 * calls.c (expand_call): Increase alignment for recursive functions.
9708 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9710 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9711 (TARGET_FUNCTION_VALUE): New define.
9712 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9713 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9715 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9717 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9718 (fmod<mode>3): Ditto.
9719 (remainderxf3): Ditto.
9720 (remainder<mode>3): Ditto.
9722 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9725 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9726 REG is a hard register.
9728 PR tree-optimization/36508
9729 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9730 499, don't check it at all in release compilers.
9732 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9735 together with SSE_TARGET_MATH to disable insn pattern.
9736 (*fop_<MODEF:mode>_2_i387): Ditto.
9737 (*fop_<MODEF:mode>_3_i387): Ditto.
9739 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9741 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9743 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9746 * gimplify.c (gimplify_asm_expr): Check the return code of
9747 parse_output_constraint call, set function return and is_inout
9750 2008-06-22 Ian Lance Taylor <iant@google.com>
9752 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9753 (narrowest_signed_type): Likewise.
9754 * c-typeck.c (c_common_type): Change local variable mclass to enum
9756 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9757 tcc_comparison, not the tree code itself.
9758 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9759 (c_expand_expr): Cast modifier to enum expand_modifier.
9760 * c-common.h (C_RID_CODE): Add casts.
9761 (C_SET_RID_CODE): Define.
9762 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9763 (c_lex_one_token): Add cast to avoid warning.
9764 (c_parser_objc_type_name): Rename local typename to type_name.
9765 (check_no_duplicate_clause): Change code parameter to enum
9767 (c_parser_omp_var_list_parens): Change kind parameter to enum
9769 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9770 c_parser_omp_list_var_parens.
9771 (c_parser_omp_threadprivate): Likewise.
9772 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9773 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9774 * c-format.c (NO_FMT): Define.
9775 (printf_length_specs): Use NO_FMT.
9776 (asm_fprintf_length_specs): Likewise.
9777 (gcc_diag_length_specs): Likewise.
9778 (scanf_length_specs): Likewise.
9779 (strfmon_length_specs): Likewise.
9780 (gcc_gfc_length_specs): Likewise.
9781 (printf_flag_specs): Change 0 to STD_C89.
9782 (asm_fprintf_flag_specs): Likewise.
9783 (gcc_diag_flag_specs): Likewise.
9784 (gcc_cxxdiag_flag_specs): Likewise.
9785 (scanf_flag_specs): Likewise.
9786 (strftime_flag_specs): Likewise.
9787 (strfmon_flag_specs): Likewise.
9788 (print_char_table): Likewise.
9789 (asm_fprintf_char_table): Likewise.
9790 (gcc_diag_char_table): Likewise.
9791 (gcc_tdiag_char_table): Likewise.
9792 (gcc_cdiag_char_table): Likewise.
9793 (gcc_cxxdiag_char_table): Likewise.
9794 (gcc_gfc_char_table): Likewise.
9795 (scan_char_table): Likewise.
9796 (time_char_table): Likewis.
9797 (monetary_char_table): Likewise.
9798 * c-format.h (BADLEN): Likewise.
9800 2008-06-21 Ian Lance Taylor <iant@google.com>
9802 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9803 Define END_OF_BASE_TREE_CODES around inclusion.
9804 * tree.c (tree_code_type): New global array.
9805 (tree_code_length, tree_code_name): Likewise.
9806 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9808 (all-tree.def, s-alltree): New targets.
9809 (gencheck.h, s-gencheck): Remove.
9810 (tree.o): Depend upon all-tree.def.
9811 (build/gencheck.o): Remove gencheck.h dependency.
9812 (mostlyclean): Don't remove gencheck.h.
9813 * c-common.h (enum c_tree_code): Remove.
9814 * c-lang.c (tree_code_type): Remove.
9815 (tree_code_length, tree_code_name): Remove.
9816 * gencheck.c (tree_codes): Include all-tree.def, rather than
9817 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9819 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9821 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9822 (operator_name_info): Size to MAX_TREE_CODES.
9823 (assignment_operator_name_info): Likewise.
9824 * cp/cp-lang.c (tree_code_type): Remove.
9825 (tree_code_length, tree_code_name): Remove.
9826 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9827 (assignment_operator_name_info): Likewise.
9828 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9830 * cp/mangle.c (write_expression): Likewise.
9831 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9832 * fortran/f95-lang.c (tree_code_type): Remove.
9833 (tree_code_length, tree_code_name): Remove.
9834 * java/java-tree.h (enum java_tree_code): Remove.
9835 * java/lang.c (tree_code_type): Remove.
9836 (tree_code_length, tree_code_name): Remove.
9837 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9838 * objc/objc-act.h (enum objc_tree_code): Remove.
9839 * objc/objc-lang.c (tree_code_type): Remove.
9840 (tree_code_length, tree_code_name): Remove.
9841 * objcp/objcp-lang.c (tree_code_type): Remove.
9842 (tree_code_length, tree_code_name): Remove.
9843 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9844 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9845 * ada/misc.c (tree_code_type): Remove.
9846 (tree_code_length, tree_code_name): Remove.
9848 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9850 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9851 the grand_bitmap_obstack.
9853 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9855 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9856 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9857 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9858 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9859 move_stmt_r, new_label_mapper): Likewise.
9860 * tree-complex.c (cvc_lookup): Likewise.
9861 * tree-dfa.c (create_function_ann): Likewise.
9862 * tree-dump.c (dump_register): Likewise.
9863 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9864 find_phi_replacement_condition): Likewise.
9865 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9866 tree_function_versioning): Likewise.
9867 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9868 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9869 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9870 get_nonlocal_debug_decl, convert_nonlocal_reference,
9871 convert_nonlocal_omp_clauses, get_local_debug_decl,
9872 convert_local_reference, convert_local_omp_clauses,
9873 convert_nl_goto_reference, convert_nl_goto_receiver,
9874 convert_tramp_reference, convert_call_expr): Likewise.
9875 * tree-outof-ssa.c (contains_tree_r): Likewise.
9876 * tree-parloops.c (reduction_phi, initialize_reductions,
9877 eliminate_local_variables_1, add_field_for_reduction,
9878 add_field_for_name, create_phi_for_local_result,
9879 create_call_for_reduction_1, create_loads_for_reductions,
9880 create_stores_for_reduction, create_loads_and_stores_for_name):
9882 * tree-phinodes.c (allocate_phi_node): Likewise.
9883 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9884 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9885 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9886 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9887 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9888 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9889 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9890 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9891 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9892 vn_nary_op_insert): Likewise.
9893 * tree-ssa.c (redirect_edge_var_map_add,
9894 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9895 * tree-vectorizer.c (vectorize_loops): Likewise.
9896 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9897 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9898 tree_cons_stat, build1_stat, build_variant_type_copy,
9899 decl_init_priority_lookup, decl_fini_priority_lookup,
9900 decl_priority_info, decl_restrict_base_lookup,
9901 decl_restrict_base_insert, decl_debug_expr_lookup,
9902 decl_debug_expr_insert, decl_value_expr_lookup,
9903 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9904 type_hash_add, get_file_function_name, tree_check_failed,
9905 tree_not_check_failed, tree_range_check_failed,
9906 omp_clause_range_check_failed, build_omp_clause,
9907 build_vl_exp_stat): Likewise.
9908 * value-prof.c (gimple_histogram_value,
9909 gimple_duplicate_stmt_histograms): Likewise.
9910 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9911 unshare_variable, variable_union_info_cmp_pos, variable_union,
9912 dataflow_set_different_1, dataflow_set_different_2,
9913 vt_find_locations, variable_was_changed, set_variable_part,
9914 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9915 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9916 section_entry_hash, object_block_entry_eq,
9917 object_block_entry_hash, create_block_symbol,
9918 initialize_cold_section_name, default_function_rodata_section,
9919 strip_reg_name, set_user_assembler_name, const_desc_eq,
9920 build_constant_desc, output_constant_def, lookup_constant_def,
9921 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9922 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9923 default_internal_label): Likewise.
9924 * varray.c (varray_init, varray_grow): Likewise.
9925 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9927 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9929 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9930 operators for "test" insn. Macroize insn using SWI mode macro.
9931 (*jcc_fused_2): Ditto.
9932 (*jcc_fused_3): Macroize insn using SWI mode macro.
9933 (*jcc_fused_4): Ditto.
9935 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9937 * tree-ssa-pre.c: Fix typo in comment.
9938 (init_antic, fini_antic): Add explicit funtions for
9939 initializing and deinitializing ANTIC and AVAIL sets.
9940 (create_expression_by_pieces): Fix typo in comment.
9941 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9942 (execute_pre): Eventually dump details about ANTIC_IN.
9944 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9946 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9947 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9948 add_to_obstack, file_at_path, find_a_file, execute,
9949 add_preprocessor_option, add_assembler_option, add_linker_option,
9950 process_command, insert_wrapper, do_option_spec, do_self_spec,
9951 spec_path, do_spec_1, is_directory, main, used_arg,
9952 getenv_spec_function): Likewise.
9953 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9954 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9957 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9959 * doc/rtl.texi: Updated subreg section.
9961 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9964 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9965 node->needed and node->reachable.
9966 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9967 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9968 (expand_task_call): Don't call expand_task_copyfn.
9969 (expand_task_copyfn): Renamed to...
9970 (finalize_task_copyfn): ... this.
9972 2008-06-19 Jan Hubicka <jh@suse.cz>
9974 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9975 clobbering framepointer.
9977 2008-06-19 Jan Hubicka <jh@suse.cz>
9979 * tree-optimize.c (execute_early_local_optimizations): Set
9980 cgraph_state only at first invocation.
9982 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9984 * system.h (-Wc++-compat): Activate as a warning, no an error.
9986 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9988 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9989 instead of "#" in insn asm template.
9990 (*jcc_fused_2): Ditto.
9992 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9994 * config/i386/i386.h (ix86_tune_indices)
9995 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9996 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9997 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9998 (*jcc_fused_2): Ditto.
9999 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
10000 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
10001 (print operand): Handle 'E' and 'e' code.
10003 2008-06-19 Anatoly Sokolov <aesok@post.ru>
10005 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
10006 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
10007 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
10009 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
10011 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
10013 (cgraph_expand_function): Use local copy of decl.
10014 (cgraph_expand_all_functions): Remove redundant initialization of
10016 (cgraph_optimize): Reword internal_error message.
10018 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
10020 * arm-protos.h (arm_return_in_memory): Remove public
10021 arm_return_in_memory() prototype.
10022 * arm.c (arm_return_in_memory): Add static prototype, add target
10023 hook macro, change definition and comments.
10024 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
10026 2008-06-19 Ben Elliston <bje@au.ibm.com>
10028 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
10029 real.c: Remove references to IEEE 754R.
10030 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10031 * doc/libgcc.texi (Decimal float library routines): Likewise.
10033 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10035 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10036 (default_unwind_word_mode): Add prototype.
10037 * targhooks.c (default_unwind_word_mode): New function.
10038 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10039 instead of word_mode.
10040 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10041 (TARGET_INITIALIZER): Use it.
10043 * c-common.c (handle_mode_attribute): Support "unwind_word"
10045 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10047 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10048 word_mode to access SjLj_Function_Context member "data".
10049 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10050 conversion from targetm.eh_return_filter_mode () to
10051 targetm.unwind_word_mode () if they differ.
10053 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10054 (BT_FN_UNWINDWORD_PTR): New function type.
10055 (BT_FN_WORD_PTR): Remove.
10056 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10057 * except.c (expand_builtin_extend_pointer): Convert pointer to
10058 targetm.unwind_word_mode () instead of word_mode.
10060 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10061 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10062 (spu_unwind_word_mode): New function.
10063 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10064 (TARGET_UNWIND_WORD_MODE): Define.
10065 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10067 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10069 * config/spu/spu.c (reg_align): Remove.
10070 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10071 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10072 (spu_split_store): Likewise.
10074 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10076 * gcc/tree-vn.c: Fix typo in comment.
10078 2008-06-18 Jan Hubicka <jh@suse.cz>
10080 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10081 toplevel reorder too.
10083 2008-06-18 Jan Hubicka <jh@suse.cz>
10085 * c-opts.c (c_common_post_options): PCH is not compatible with
10087 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10088 -fno-toplevel-reorder by default now.
10090 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10092 PR documentation/30739
10093 * doc/install.texi (Prerequisites): Document dependency on awk.
10095 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10096 Ian Lance Taylor <iant@google.com>
10098 PR rtl-optimization/35604
10099 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10100 only want to change jump destinations, not eventual label comparisons.
10102 2008-06-16 Jan Hubicka <jh@suse.cz>
10104 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10106 (cgraph_analyze_function): Likewise.
10108 2008-06-16 Jan Hubicka <jh@suse.cz>
10110 * cgraph.h (cgraph_mark_if_needed): New function.
10111 * cgraphunit.c (cgraph_mark_if_needed): New function.
10112 * c-decl.c (duplicate_decl): Use it.
10114 2008-06-16 Jan Hubicka <jh@suse.cz>
10116 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10119 2008-06-16 Jan Hubicka <jh@suse.cz>
10121 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10123 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10124 Kazu Hirata <kazu@codesourcery.com>
10125 Maxim Kuvyrkov <maxim@codesourcery.com
10127 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10128 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10129 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10130 EXTRA_SPEC_FUNCTIONS.
10131 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10132 (DRIVER_SELF_SPECS): Adjust.
10133 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10134 * config/mips/st.h, config/mips/t-st: New.
10135 * config/mips/driver-native.c, config/mips/x-native: New.
10136 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10139 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10141 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10143 (ISA_HAS_FP_CONDMOVE): New macro.
10144 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10145 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10146 (ISA_HAS_NMADD3_NMSUB3): New macro.
10147 * config/mips/mips.c (mips_rtx_costs): Update.
10148 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10149 compiling for ST Loongson 2E/2F.
10150 (madd<mode>): Rename to madd4<mode>. Update.
10151 (madd3<mode>): New pattern.
10152 (msub<mode>): Rename to msub4<mode>. Update.
10153 (msub3<mode>): New pattern.
10154 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10155 (nmadd3<mode>): New pattern.
10156 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10157 (nmadd3<mode>_fastmath): New pattern.
10158 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10159 (nmsub3<mode>): New pattern.
10160 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10161 (nmsub3<mode>_fastmath): New pattern.
10162 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10164 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10166 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10167 (DF_REF_INSN_INFO): New.
10168 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10169 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10170 with a NULL DF_REF_INSN_INFO.
10171 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10173 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10174 DF_INSN_INFO_EQ_USES): New.
10175 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10176 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10177 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10178 * df-core.c: Update comment for above changes.
10179 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10180 DF_INSN_UID_* macros.
10181 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10182 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10183 insn rtx. Update all callers.
10184 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10185 df_ref_create_structure, df_insn_refs_collect): Likewise.
10186 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10187 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10188 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10189 macros to access the insn refs.
10190 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10191 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10192 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10193 for accessing the refs.
10194 (try_fwprop_subst): Likewise.
10195 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10196 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10197 for accessing the refs.
10198 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10199 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10200 to look at the insn refs.
10201 (record_uses): Likewise.
10202 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10204 (mark_artificial_uses): Don't mark_insn for artificial refs.
10205 (mark_reg_rependencies): Likewise.
10207 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10209 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10211 * configure: Regenerate.
10213 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10215 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10216 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10217 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10219 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10221 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10222 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10223 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10225 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10227 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10228 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10229 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10231 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10233 * tree-ssa-sccvn.c: Fix format of comments.
10235 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10237 * cgraph.c: Remove unneeded forward declarations of eq_node()
10240 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10242 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10244 (see_update_relevancy): Likewise.
10245 * fwprop.c (try_fwprop_subst): Likewise.
10246 * rtlanal.c (noop_move_p): Likewise.
10247 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10248 notes to non-existing libcall blocks.
10249 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10251 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10252 (dead_libcall_p): Remove.
10253 (delete_trivially_dead_insns): Don't use it.
10254 * web.c (union_defs): Remove comment about keeping nops.
10255 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10256 (compute_hash_table_work): Don't track libcall notes.
10257 (do_local_cprop): Don't take libcall pointers. Don't update
10259 (adjust_libcall_notes): Deleted.
10260 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10261 ever have existed in the first place).
10262 (replace_store_insn): Don't try to remove libcall notes.
10263 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10264 (resolve_reg_notes): Don't call them.
10265 (resolve_simple_move): Likewise.
10266 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10267 Don't remove REG_RETVAL notes.
10268 * emit-rtl.c (try_split): Don't update libcall notes.
10269 (emit_copy_of_insn_after): Dito.
10270 * cselib.c (cselib_current_insn_in_libcall): Remove.
10271 (cselib_process_insn): Don't set/clear it.
10272 (new_elt_loc_list): Don't record it.
10273 (cselib_init): Don't initialize it.
10274 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10275 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10277 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10278 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10279 (init_deps): Don't initialize it.
10280 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10281 * combine.c (delete_noop_moves): Don't update libcall notes.
10282 (can_combine_p): Remove now pointless #if 0 block.
10283 (try_combine): Remove another obsolete #if 0 block.
10284 (distribute_notes): Don't distribute libcall notes.
10285 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10286 * dce.c (libcall_dead_p): Remove.
10287 (delete_unmarked_insns): Don't handle libcall blocks.
10288 (preserve_libcall_for_dce): Remove.
10289 (prescan_insns_for_dce): Don't special-case libcall block insns.
10290 * reload1 (reload): Don't handle libcall notes.
10291 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10294 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10296 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10297 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10298 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10300 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10302 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10303 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10304 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10306 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10308 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10310 2008-06-16 Ira Rosen <irar@il.ibm.com>
10312 PR tree-optimization/36493
10313 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10314 the arguments list. Use VECTYPE to create vector pointer.
10315 (vectorizable_store): Fail if accesses through a pointer to vectype
10316 do not alias the original memory reference operands.
10317 Call vect_create_data_ref_ptr without the removed argument.
10318 (vectorizable_load): Likewise.
10319 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10322 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10325 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10326 reg_equiv_constant.
10328 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10330 * config/mips/loongson2ef.md: New file.
10331 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10332 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10333 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10334 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10335 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10337 (loongson2ef.md): New include.
10338 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10339 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10340 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10341 (loongson_gt_<mode>, loongson_extract_halfword)
10342 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10343 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10344 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10345 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10346 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10347 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10348 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10349 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10350 (vec_interleave_low<mode>): Define type attribute.
10351 * config/mips/mips.c (mips_ls2): New static variable.
10352 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10353 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10354 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10355 Implement target scheduling hooks.
10356 (mips_multipass_dfa_lookahead): Update to handle tuning for
10358 (mips_sched_init): Initialize data for Loongson scheduling.
10359 (mips_ls2_variable_issue): New static function.
10360 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10362 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10363 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10364 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10365 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10366 Handle ST Loongson 2E/2F cores.
10367 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10369 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10371 * omp-low.c (extract_omp_for_data): Fix comment typo.
10374 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10376 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10377 FIXME note about gcc/config.guess.
10378 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10379 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10380 * doc/cppopts.texi: Likewise.
10381 * doc/extend.texi: Likewise.
10382 * doc/gcc.texi: Likewise.
10383 * doc/gccint.texi: Likewise.
10384 * doc/gcov.texi: Likewise.
10385 * doc/gty.texi: Likewise.
10386 * doc/hostconfig.texi: Likewise.
10387 * doc/install.texi: Likewise.
10388 * doc/invoke.texi: Likewise.
10389 * doc/loop.texi: Likewise.
10390 * doc/makefile.texi: Likewise.
10391 * doc/md.texi: Likewise.
10392 * doc/passes.texi: Likewise.
10393 * doc/tm.texi: Likewise.
10394 * doc/tree-ssa.texi: Likewise.
10395 * doc/trouble.texi: Likewise.
10397 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10398 Nathan Sidwell <nathan@codesourcery.com>
10399 Maxim Kuvyrkov <maxim@codesourcery.com>
10400 Richard Sandiford <rdsandiford@googlemail.com>
10402 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10403 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10404 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10406 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10407 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10408 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10410 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10411 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10412 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10413 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10414 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10415 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10416 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10417 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10418 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10419 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10420 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10421 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10422 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10423 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10424 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10425 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10426 (mips_builtins): Add Loongson builtins.
10427 (mips_loongson_2ef_bdesc): New.
10428 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10429 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10430 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10431 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10433 (mips_expand_vector_init): New.
10434 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10435 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10437 * config/mips/mips.md: Add unspec numbers for Loongson
10438 builtins. Include loongson.md.
10439 (MOVE64): Include Loongson vector modes.
10440 (SPLITF): Include Loongson vector modes.
10441 (HALFMODE): Handle Loongson vector modes.
10442 * config/mips/loongson.md: New.
10443 * config/mips/loongson.h: New.
10444 * config.gcc: Add loongson.h header for mips*-*-* targets.
10445 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10447 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10449 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10450 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10451 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10452 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10453 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10454 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10455 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10456 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10457 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10458 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10459 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10460 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10461 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10462 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10463 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10464 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10465 Remove use_fixproto=yes.
10466 (ia64*-*-hpux*): Remove comment about using fixproto.
10467 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10469 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10471 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10473 * configure: Regenerate.
10475 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10477 PR middle-end/36520
10478 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10479 before evaluating it.
10481 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10484 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10485 nested inline functions.
10486 (start_decl, start_function): Don't invert DECL_EXTERNAL
10487 for nested inline functions.
10489 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10491 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10492 splits that must be made for correctness.
10494 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10496 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10497 (AVAIL_NON_MIPS16): Likewise.
10498 (mips_builtin_description): Replace target_flags with a predicate.
10499 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10500 (dspr2_32): New availability predicates.
10501 (MIPS_BUILTIN): New macro.
10502 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10503 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10504 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10505 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10506 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10507 (mips_dsp_32only_bdesc): Merge into...
10508 (mips_builtins): ...this new array.
10509 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10510 (mips_init_builtins): Update after above changes.
10511 (mips_expand_builtin_1): Merge into...
10512 (mips_expand_builtin): ...here and update after above changes.
10514 2008-06-12 Paul Brook <paul@codesourcery.com>
10516 * longlong.h (__arm__): Define count_leading_zeros.
10517 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10518 (clzsi2, clzdi2): New functions.
10519 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10520 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10521 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10522 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10523 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10524 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10525 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10526 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10527 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10528 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10530 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10532 * config/m68k/m68k.c (m68k_tune_flags): New.
10533 (override_options): Compute m68k_tune_flags.
10534 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10535 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10537 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10539 PR middle-end/36506
10540 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10542 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10544 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10545 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10547 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10549 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10550 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10552 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10554 PR middle-end/36506
10555 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10558 2008-06-12 Richard Guenther <rguenther@suse.de>
10560 PR tree-optimization/36345
10561 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10562 add memory_tag_needed flag.
10563 (may_alias_p): Declare.
10564 * tree-ssa-alias.c (may_alias_p): Export.
10565 (set_initial_properties): Use memory_tag_needed flag.
10566 (update_reference_counts): Likewise.
10567 (reset_alias_info): Reset memory_tag_needed flag.
10568 (create_name_tags): Check memory_tag_needed flag.
10569 (dump_points_to_info_for): Dump it.
10570 * tree-ssa-structalias.c (struct variable_info): Remove
10571 directly_dereferenced flag.
10572 (new_var_info): Do not initialize it.
10573 (process_constraint_1): Do not set it.
10574 (update_alias_info): Set is_dereferenced flag.
10575 (set_uids_in_ptset): Use may_alias_p.
10576 (set_used_smts): Check memory_tag_needed flag.
10577 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10578 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10579 memory_tag_needed flag.
10580 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10581 from broken design.
10583 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10585 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10586 red zone for w64 abi.
10587 (ix86_expand_prologue): Likewise.
10588 (ix86_force_to_memory): Likewise.
10589 (ix86_free_from_memory): Likewise.
10591 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10594 * config/rs6000/rs6000.c (rs6000_override_options): Set
10595 rs6000_isel conditionally to the absence of comand line override.
10596 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10597 Remove duplicate rs6000_isel setting.
10598 * config/rs6000/eabispe.h: Ditto.
10600 2008-06-11 Richard Guenther <rguenther@suse.de>
10602 * alias.c (get_alias_set): Use the element alias-set for arrays.
10603 (record_component_aliases): For arrays and vectors do nothing.
10604 * c-common.c (strict_aliasing_warning): Handle the cases
10605 of alias set zero explicitly.
10606 * Makefile.in (dfp.o-warn): Add -Wno-error.
10608 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10610 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10612 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10613 tune_32 tune_64 to supported_defaults. Allow values not
10614 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10615 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10616 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10617 with_cpu_64 to generic for 64-bit-supporting configurations, not
10618 with_cpu. Remove FIXMEs.
10619 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10620 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10621 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10622 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10623 arch_32 and arch_64.
10625 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10626 Olivier Hainque <hainque@adacore.com>
10628 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10629 Use DECL_SIZE_UNIT to retrieve the size of the field.
10631 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10633 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10634 with function calls after declarations. Lay out
10635 neon_float_type_node before further use.
10637 2008-06-11 Richard Guenther <rguenther@suse.de>
10639 * tree-flow.h (may_point_to_global_var): Declare.
10640 * tree-ssa-alias.c (may_point_to_global_var): New function.
10641 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10643 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10645 * configure.ac: Teach that fido supports .debug_line.
10646 * configure: Regenerate.
10648 2008-06-10 Tom Tromey <tromey@redhat.com>
10650 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10653 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10655 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10656 (encode_decimal64, decode_decimal64, encode_decimal128,
10657 decode_decimal128): Reverse order of 32-bit parts of value if host
10658 and target endianness differ.
10660 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10662 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10663 Avoid division by 0.
10664 (tree_mod_pow2_value_transform): Likewise.
10665 (tree_ic_transform): Likewise.
10666 (tree_stringops_transform): Likewise.
10667 (tree_mod_subtract_transform): Likewise.
10668 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10669 (copy_edges_for_bb): Likewise.
10670 (initialize_cfun): Likewise.
10672 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10674 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10675 nonmemory_operand. Add "N" operand constraint.
10677 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10678 (*jcc_btsi_mask): Ditto.
10679 (*jcc_btsi_mask_1): Ditto.
10681 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10683 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10684 TYPE_CANONICAL for copied element type.
10686 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10689 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10690 Add m_CORE2 and m_GENERIC.
10691 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10692 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10694 (*jcc_btdi_rex64): New instruction and split pattern.
10695 (*jcc_btsi): Ditto.
10696 (*jcc_btsi_1): Ditto.
10697 (*btsq): Fix Intel asm dialect operand order.
10701 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10703 PR middle-end/36447
10704 * simplify-rtx.c (simplify_subreg): Add check for shift count
10707 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10709 * doc/md.texi: Synchronize with later constraints.md change.
10710 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10711 with a C implementation.
10712 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10714 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10715 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10716 when moving to and from MD_REGNUM.
10717 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10718 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10719 Handle byte and halfword moves.
10720 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10722 * config/mips/constraints.md (h): Turn into NO_REGS.
10723 (l, x): Update documentation.
10724 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10725 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10726 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10727 (HILO): New mode iterator.
10729 (any_div): New code iterator.
10730 (u): Extend code attribute to div and udiv.
10731 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10732 d_operand in the splitters. Remove redundant CONST_INT checks.
10733 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10734 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10735 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10736 accordingly, using normal moves instead of unspecs to move LO into
10737 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10738 (<u>mulsidi3): Handle expansion in C code.
10739 (<u>mulsidi3_32bit_internal): Rename to...
10740 (<u>mulsidi3_32bit): ...this.
10741 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10742 (*<u>mulsidi3_64bit): Rename to...
10743 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10744 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10745 to set LO and HI to the multiplication result. Use a normal move
10746 for MFLO and an unspec for MFHI.
10747 (*<u>mulsidi3_64bit_parts): Replace with...
10748 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10749 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10750 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10751 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10752 instead of HI. Split the instruction into a separate multiplication
10753 and MFHI if !TARGET_FIX_R4000.
10754 (<su>muldi3_highpart): Likewise.
10755 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10756 and the "=h" clobber.
10757 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10758 (<u>mulditi3): New expander.
10759 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10760 (madsi): Remove "=h" clobber.
10761 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10762 Force the modulus result to be a GPR and split the instruction into
10763 a division followed by an MFHI after reload.
10764 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10765 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10766 the MIPS16 HIGH define_split.
10767 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10768 of acc<->gpr moves to "multi".
10769 (*movdi_64bit): Replace the single "x" alternative with
10770 alternatives for moving into and out of "a".
10771 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10772 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10773 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10774 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10775 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10776 (movti): New expander.
10777 (*movti, *movti_mips16): New insns.
10778 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10779 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10780 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10781 * config/mips/predicates.md (fpr_operand): Delete.
10782 (d_operand): New predicate.
10784 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10786 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10787 failure on some Bourne shells.
10788 (x86_64-*-*): Ditto.
10790 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10792 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10794 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10796 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10797 (sparc-sun-solaris2*): Likewise.
10799 2008-06-09 Arnaud Charlet <charlet@adacore.com
10801 * doc/install.texi: Update requirements to build the Ada compiler.
10803 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10805 * df-scan.c (struct df_scan_problem_data): Remove the
10806 mw_link_pool alloc pool.
10807 (df_scan_free_internal): Don't free it.
10808 (df_scan_alloc): Don't allocate it.
10809 * df.h (struct df_link): Update comment.
10811 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10813 * except.h: Correct checks for when SJLJ exceptions must be used.
10815 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10817 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10820 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10822 PR tree-optimization/36218
10823 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10824 configure for the build system.
10825 (BUILD_LDFLAGS): Define.
10826 * configure: Regenerate.
10827 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10829 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10832 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10833 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10834 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10836 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10838 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10840 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10842 * config.gcc (Obsolete configurations): Remove list of
10844 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10845 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10846 targets matched by those patterns.
10847 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10848 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10849 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10850 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10851 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10852 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10853 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10854 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10855 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10856 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10857 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10858 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10859 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10860 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10861 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10862 Make code for Solaris 7 and greater unconditional for Solaris.
10863 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10864 Remove --with-* handling.
10865 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10866 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10867 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10868 LINK_OS_WINDISS_SPEC): Remove.
10869 * config/rs6000/sysv4.opt (mwindiss): Remove.
10870 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10871 * configure: Regenerate.
10872 * doc/cpp.texi: Don't mention BeOS.
10873 * doc/extend.texi (interrupt): Don't mention MS1.
10874 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10875 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10876 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10877 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10878 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10880 * doc/invoke.texi (MT Options): Remove.
10881 (-mwindiss): Remove.
10882 (CRIS Options): Remove cris-axis-aout references.
10883 (HPPA Options): Don't mention hppa1.1-*-pro.
10884 * doc/md.texi: (MorphoTech family): Remove.
10885 * libgcc2.c: Don't handle UWIN.
10886 * config/alpha/t-unicosmk: Remove.
10887 * config/alpha/unicosmk.h: Remove.
10888 * config/arm/kaos-arm.h: Remove.
10889 * config/arm/kaos-strongarm.h: Remove.
10890 * config/arm/strongarm-coff.h: Remove.
10891 * config/arm/strongarm-elf.h: Remove.
10892 * config/arm/strongarm-pe.h: Remove.
10893 * config/arm/t-strongarm-pe: Remove.
10894 * config/arm/t-xscale-coff: Remove.
10895 * config/arm/t-xscale-elf: Remove.
10896 * config/arm/xscale-coff.h: Remove.
10897 * config/arm/xscale-elf.h: Remove.
10898 * config/chorus.h: Remove.
10899 * config/cris/aout.h: Remove.
10900 * config/cris/aout.opt: Remove.
10901 * config/cris/t-aout: Remove.
10902 * config/i386/beos-elf.h: Remove.
10903 * config/i386/kaos-i386.h: Remove.
10904 * config/i386/ptx4-i.h: Remove.
10905 * config/i386/sco5.h: Remove.
10906 * config/i386/sco5.opt: Remove.
10907 * config/i386/sysv4-cpp.h: Remove.
10908 * config/i386/sysv5.h: Remove.
10909 * config/i386/t-beos: Remove.
10910 * config/i386/t-sco5: Remove.
10911 * config/i386/t-uwin: Remove.
10912 * config/i386/uwin.asm: Remove.
10913 * config/i386/uwin.h: Remove.
10914 * config/kaos.h: Remove.
10915 * config/mips/windiss.h: Remove.
10916 * config/mt: Remove directory.
10917 * config/pa/pa-osf.h: Remove.
10918 * config/pa/pa-pro-end.h: Remove.
10919 * config/pa/t-pro: Remove.
10920 * config/ptx4.h: Remove.
10921 * config/rs6000/beos.h: Remove.
10922 * config/rs6000/kaos-ppc.h: Remove.
10923 * config/rs6000/t-beos: Remove.
10924 * config/rs6000/windiss.h: Remove.
10925 * config/sh/kaos-sh.h: Remove.
10926 * config/sol2-6.h: Remove.
10927 * config/sparc/sol26-sld.h: Remove.
10928 * config/sparc/sysv4-only.h: Remove.
10929 * config/vax/bsd.h: Remove.
10930 * config/vax/t-memfuncs: Remove.
10931 * config/vax/ultrix.h: Remove.
10932 * config/vax/vaxv.h: Remove.
10933 * config/windiss.h: Remove.
10935 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10937 PR rtl-optimization/36438
10938 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10939 for vector shifts with constant scalar shift operands.
10941 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10943 * doc/invoke.texi: Document -march=xlr.
10944 * config/mips/xlr.md: New file.
10945 * config/mips/mips.md: Include it.
10947 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10948 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10949 (mips_rtx_cost_data): Likewise.
10951 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10953 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10954 PRE_INC and PRE_DEC cases.
10956 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10958 PR rtl-optimization/36419
10959 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10960 the emitting jump insn.
10963 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10964 is not bool, boolify the whole *expr_p and convert to the desired type.
10966 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10968 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10969 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10970 Add omp_private_outer_ref hook, add another argument to
10971 omp_clause_default_ctor hook.
10972 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10973 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10974 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10975 hook_tree_tree_tree_tree_null.
10976 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10977 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10978 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10979 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10980 * tree.def (OMP_TASK): New tree code.
10981 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10982 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10983 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10984 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10985 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10986 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10987 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10988 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10989 (OMP_DIRECTIVE_P): Add OMP_TASK.
10990 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10991 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10992 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10993 and OMP_CLAUSE_UNTIED entries.
10994 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10996 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10997 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10998 * tree-pretty-print.c (dump_omp_clause): Handle
10999 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
11000 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
11001 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
11002 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
11003 warning about unsigned iterators. Change decl/init/cond/incr
11004 arguments to TREE_VECs, check arguments for all collapsed loops.
11005 (c_finish_omp_taskwait): New function.
11006 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
11008 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
11009 default_function_array_conversion on init. Add par_clauses argument.
11010 If decl is present in parallel's lastprivate clause, change it to
11011 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
11012 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
11013 collapse count in clauses.
11014 (c_parser_omp_for, c_parser_omp_parallel): Adjust
11015 c_parser_omp_for_loop callers.
11016 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
11017 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
11018 (c_parser_omp_clause_name): Handle collapse and untied clauses.
11019 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
11021 (c_parser_omp_clause_schedule): Handle schedule(auto).
11022 Include correct location in the error message.
11023 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
11024 and PRAGMA_OMP_CLAUSE_UNTIED.
11025 (OMP_TASK_CLAUSE_MASK): Define.
11026 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
11027 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
11028 * tree-nested.c (convert_nonlocal_omp_clauses,
11029 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
11030 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11031 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11032 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11034 (conver_nonlocal_reference, convert_local_reference,
11035 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11036 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11037 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11038 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11039 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11040 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11041 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11042 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11043 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11045 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11046 * c-common.h (c_finish_omp_taskwait): New prototype.
11047 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11048 * tree-parloops.c (create_parallel_loop): Create 1 entry
11049 vectors for OMP_FOR_{INIT,COND,INCR}.
11050 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11051 (make_edges): Handle OMP_TASK.
11052 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11053 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11054 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11055 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11056 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11057 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11058 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11059 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11060 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11061 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11062 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11063 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11064 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11065 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11066 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11067 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11068 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11069 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11070 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11071 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11072 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11073 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11074 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11075 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11076 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11077 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11078 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11079 original iterator is present in lastprivate clause or if
11080 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11081 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11082 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11083 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11084 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11085 if it is set, lookup var in outer contexts too. Handle
11086 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11087 to be implicitly determined firstprivate for task regions.
11088 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11089 if it is set, lookup var in outer contexts too. Set
11090 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11091 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11092 OMP_CLAUSE_UNTIED. Take region_type as last argument
11093 instead of in_parallel and in_combined_parallel.
11094 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11096 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11097 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11098 (new_omp_context): Set default_kind to
11099 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11100 (omp_region_type): New enum.
11101 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11102 fields, add region_type.
11103 (new_omp_context): Take region_type as argument instead of is_parallel
11104 and is_combined_parallel.
11105 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11106 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11107 ctx->is_combined_parallel checks.
11108 (gimplify_omp_task): New function.
11109 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11111 * omp-low.c (extract_omp_for_data): Use schedule(static)
11112 for schedule(auto). Handle pointer and unsigned iterators.
11113 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11114 Add loops argument. Extract data for collapsed OMP_FOR loops.
11115 (expand_parallel_call): Assert sched_kind isn't auto,
11116 map runtime schedule to index 3.
11117 (struct omp_for_data_loop): New type.
11118 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11119 Add loop, loops, collapse and iter_type fields.
11120 (workshare_safe_to_combine_p): Disallow combined for if
11121 iter_type is unsigned long long. Don't combine collapse > 1 loops
11122 unless all bounds and steps are constant. Adjust extract_omp_for_data
11124 (expand_omp_for_generic): Handle pointer, unsigned and long long
11125 iterators. Handle collapsed OMP_FOR loops. Adjust
11126 for struct omp_for_data changes. If libgomp function doesn't return
11127 boolean_type_node, add comparison of the return value with 0.
11128 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11129 pointer, unsigned and long long iterators. Adjust for struct
11130 omp_for_data changes.
11131 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11132 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11133 unsigned long long. Allocate loops array, pass it to
11134 extract_omp_for_data. For collapse > 1 loops use always
11135 expand_omp_for_generic.
11136 (omp_context): Add sfield_map and srecord_type fields.
11137 (is_task_ctx, lookup_sfield): New functions.
11138 (use_pointer_for_field): Use is_task_ctx helper. Change first
11139 argument's type from const_tree to tree. Clarify comment.
11140 In OMP_TASK disallow copy-in/out sharing.
11141 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11142 (install_var_field): Add mask argument. Populate both record_type
11143 and srecord_type if needed.
11144 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11146 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11147 and DECL_FIELD_OFFSET.
11148 (scan_sharing_clauses): Adjust install_var_field callers. For
11149 firstprivate clauses on explicit tasks allocate the var by value in
11150 record_type unconditionally, rather than by reference.
11151 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11152 Use is_taskreg_ctx instead of is_parallel_ctx.
11153 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11154 (create_omp_child_function_name): Add task_copy argument, use
11155 *_omp_cpyfn* names if it is true.
11156 (create_omp_child_function): Add task_copy argument, if true create
11157 *_omp_cpyfn* helper function.
11158 (scan_omp_parallel): Adjust create_omp_child_function callers.
11159 Rename parallel_nesting_level to taskreg_nesting_level.
11160 (scan_omp_task): New function.
11161 (lower_rec_input_clauses): Don't run constructors for firstprivate
11162 explicit task vars which are initialized by *_omp_cpyfn*.
11163 Pass outer var ref to omp_clause_default_ctor hook if
11164 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11165 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11166 OMP_CLAUSE_REDUCTION_INIT.
11167 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11168 avoid duplicate setting of fields. Handle
11169 OMP_CLAUSE_PRIVATE_OUTER_REF.
11170 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11171 copy-out if TREE_READONLY, only copy-in.
11172 (expand_task_copyfn): New function.
11173 (expand_task_call): New function.
11174 (struct omp_taskcopy_context): New type.
11175 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11177 (lower_omp_parallel): Rename to...
11178 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11179 Call create_task_copyfn if srecord_type is needed. Adjust
11181 (task_shared_vars): New variable.
11182 (check_omp_nesting_restrictions): Warn if work-sharing,
11183 barrier, master or ordered region is closely nested inside OMP_TASK.
11184 Add warnings for barrier if closely nested inside of work-sharing,
11185 ordered, or master region.
11186 (scan_omp_1): Call check_omp_nesting_restrictions even for
11187 GOMP_barrier calls. Rename parallel_nesting_level to
11188 taskreg_nesting_level. Handle OMP_TASK.
11189 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11190 work-sharing construct, continue looking for them on parent parallel
11192 (lower_omp_for_lastprivate): Add lastprivate clauses
11193 to the beginning of dlist rather than end. Adjust for struct
11194 omp_for_data changes.
11195 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11196 not after it. Handle collapsed OMP_FOR loops, adjust for
11197 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11198 (get_ws_args_for): Adjust extract_omp_for_data caller.
11199 (scan_omp_for): Handle collapsed OMP_FOR
11200 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11201 (lower_omp_single_simple): If libgomp function doesn't return
11202 boolean_type_node, add comparison of the return value with 0.
11203 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11204 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11205 (parallel_nesting_level): Rename to...
11206 (taskreg_nesting_level): ... this.
11207 (is_taskreg_ctx): New function.
11208 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11209 of is_parallel_ctx.
11210 (execute_lower_omp): Rename parallel_nesting_level to
11211 taskreg_nesting_level.
11212 (expand_omp_parallel): Rename to...
11213 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11214 Call omp_task_call for OMP_TASK regions.
11215 (expand_omp): Adjust caller, handle OMP_TASK.
11216 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11218 * bitmap.c (bitmap_default_obstack_depth): New variable.
11219 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11220 if argument is NULL and bitmap_default_obstack is already initialized.
11221 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11223 * matrix-reorg.c (matrix_reorg): Likewise.
11225 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11227 * config/i386/i386.md (*indirect_jump): Macroize using P
11228 mode iterator. Remove !TARGET_64BIT from insn constraints.
11229 (*tablejump_1): Ditto.
11230 (*indirect_jump_rex64): Remove insn pattern.
11231 (*tablejump_1_rex64): Ditto.
11232 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11233 and eh_return_si insn patterns.
11235 2008-06-06 Richard Guenther <rguenther@suse.de>
11237 * tree-ssa-structalias.c (merge_smts_into): Remove.
11238 (find_what_p_points_to): Do not bother to compute the
11239 points-to set for pt_anything pointers.
11240 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11241 for pt_anything pointers is ok.
11243 2008-06-06 Jan Hubicka <jh@suse.cz>
11245 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11247 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11249 * cgraph.c: Fix typos in comments.
11250 (cgraph_availability_names): Fix string typo.
11251 * fold-const.c: Fix typos in comments.
11252 (fold_binary): Fix typo in warning.
11253 * genautomata.c: Fix typos in comments.
11254 (check_presence_pattern_sets): Fix typo in local variable.
11255 (output_description): Fix typo in output.
11256 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11257 * hwint.h: Likewise.
11258 * matrix-reorg.c (check_allocation_function): Likewise.
11259 * omega.c (smooth_weird_equations): Likewise.
11260 * auto-inc-dec.c: Fix typos in comments.
11261 * bb-reorder.c: Likewise.
11262 * builtins.c: Likewise.
11263 * c-common.c: Likewise.
11264 * c-cppbuiltin.c: Likewise.
11265 * c-parser.c: Likewise.
11266 * c-pretty-print.c: Likewise.
11267 * cfgcleanup.c: Likewise.
11268 * cfgexpand.c: Likewise.
11269 * cfghooks.c: Likewise.
11270 * cfglayout.c: Likewise.
11271 * cfgloopmanip.c: Likewise.
11272 * cgraphunit.c: Likewise.
11273 * coverage.c: Likewise.
11274 * dbxout.c: Likewise.
11275 * df-byte-scan.c: Likewise.
11276 * df-core.c: Likewise.
11277 * df-problems.c: Likewise.
11278 * df-scan.c: Likewise.
11280 * dominance.c: Likewise.
11281 * domwalk.c: Likewise.
11283 * dwarf2out.c: Likewise.
11284 * emit-rtl.c: Likewise.
11285 * et-forest.c: Likewise.
11286 * function.c: Likewise.
11287 * function.h: Likewise.
11289 * gcov-io.c: Likewise.
11290 * gcov.c: Likewise.
11291 * gcse.c: Likewise.
11292 * genattrtab.c: Likewise.
11293 * ggc-page.c: Likewise.
11294 * gimplify.c: Likewise.
11295 * gthr-lynx.h: Likewise.
11296 * haifa-sched.c: Likewise.
11297 * ipa-cp.c: Likewise.
11298 * ipa-inline.c: Likewise.
11299 * ipa-prop.h: Likewise.
11300 * ipa-pure-const.c: Likewise.
11301 * ipa-struct-reorg.c: Likewise.
11302 * ipa-struct-reorg.h: Likewise.
11303 * ipa-type-escape.c: Likewise.
11305 * loop-doloop.c: Likewise.
11306 * mips-tfile.c: Likewise.
11307 * mkmap-flat.awk: Likewise.
11308 * mkmap-symver.awk: Likewise.
11309 * modulo-sched.c: Likewise.
11310 * omp-low.c: Likewise.
11311 * optabs.c: Likewise.
11312 * optabs.h: Likewise.
11313 * opts.c: Likewise.
11314 * passes.c: Likewise.
11315 * postreload-gcse.c: Likewise.
11316 * postreload.c: Likewise.
11317 * predict.c: Likewise.
11318 * pretty-print.h: Likewise.
11319 * profile.c: Likewise.
11320 * protoize.c: Likewise.
11321 * ra-conflict.c: Likewise.
11322 * real.c: Likewise.
11323 * recog.c: Likewise.
11324 * regclass.c: Likewise.
11325 * regs.h: Likewise.
11326 * reload.c: Likewise.
11327 * rtl-error.c: Likewise.
11328 * rtlanal.c: Likewise.
11329 * scan.h: Likewise.
11330 * sched-rgn.c: Likewise.
11332 * stmt.c: Likewise.
11333 * target.h: Likewise.
11334 * tree-dfa.c: Likewise.
11335 * tree-eh.c: Likewise.
11336 * tree-flow-inline.h: Likewise.
11337 * tree-inline.c: Likewise.
11338 * tree-into-ssa.c: Likewise.
11339 * tree-loop-distribution.c: Likewise.
11340 * tree-nested.c: Likewise.
11341 * tree-parloops.c: Likewise.
11342 * tree-pass.h: Likewise.
11343 * tree-pretty-print.c: Likewise.
11344 * tree-profile.c: Likewise.
11345 * tree-scalar-evolution.c: Likewise.
11346 * tree-sra.c: Likewise.
11347 * tree-ssa-alias-warnings.c: Likewise.
11348 * tree-ssa-ccp.c: Likewise.
11349 * tree-ssa-coalesce.c: Likewise.
11350 * tree-ssa-dom.c: Likewise.
11351 * tree-ssa-dse.c: Likewise.
11352 * tree-ssa-forwprop.c: Likewise.
11353 * tree-ssa-live.c: Likewise.
11354 * tree-ssa-live.h: Likewise.
11355 * tree-ssa-loop-im.c: Likewise.
11356 * tree-ssa-loop-ivopts.c: Likewise.
11357 * tree-ssa-loop-niter.c: Likewise.
11358 * tree-ssa-loop-prefetch.c: Likewise.
11359 * tree-ssa-phiopt.c: Likewise.
11360 * tree-ssa-phiprop.c: Likewise.
11361 * tree-ssa-sccvn.c: Likewise.
11362 * tree-ssa-ter.c: Likewise.
11363 * tree-ssa-threadupdate.c: Likewise.
11364 * tree-ssa.c: Likewise.
11365 * tree-vect-analyze.c: Likewise.
11366 * tree-vect-transform.c: Likewise.
11367 * tree-vectorizer.c: Likewise.
11368 * tree-vn.c: Likewise.
11369 * tree-vrp.c: Likewise.
11370 * tree.c: Likewise.
11371 * tree.def: Likewise.
11372 * tree.h: Likewise.
11373 * unwind-dw2-fde.c: Likewise.
11374 * unwind.inc: Likewise.
11375 * value-prof.c: Likewise.
11376 * vmsdbgout.c: Likewise.
11378 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11380 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11381 always place FP constants in the TOC for TARGET_POWERPC64.
11382 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11384 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11386 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11387 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11388 enable for TARGET_E500_DOUBLE.
11389 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11390 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11391 floating-point modes like integer modes for E500 double.
11392 (rs6000_legitimate_offset_address_p): Likewise.
11393 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11394 addressing for DDmode for E500 double.
11395 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11396 modes as using 64-bits of registers for E500 double.
11397 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11398 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11399 specially for E500 double.
11400 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11401 TDmode for E500 double.
11402 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11403 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11404 (rs6000_split_multireg_move): Do not handle TDmode specially for
11406 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11407 using 64-bit registers for E500 double.
11408 (emit_frame_save): Do not handle DDmode specially for E500 double.
11409 (gen_frame_mem_offset): Likewise.
11410 (rs6000_function_value): Do not call spe_build_register_parallel
11411 for DDmode or TDmode.
11412 (rs6000_libcall_value): Likewise.
11413 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11414 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11417 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11419 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11422 2008-06-04 Junjie Gu <jgu@tensilica.com>
11424 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11425 comparison for frame pointers.
11427 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11430 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11432 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11435 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11436 register is already smaller or equal to required mode.
11438 2008-06-04 Xinliang David Li <davidxl@google.com>
11440 * tree-call-cdce.c: New file.
11441 (cond_dead_built_in_calls): New static variable.
11442 (input_domain): New struct.
11443 (check_pow): New function.
11444 (check_builtin_call): Ditto.
11445 (check_target_format): Ditto.
11446 (is_call_dce_candidate): Ditto.
11447 (gen_one_condition): Ditto.
11448 (gen_conditions_for_domain): Ditto.
11449 (get_domain): Ditto.
11450 (gen_conditions_for_pow_cst_base): Ditto.
11451 (gen_conditions_for_pow_int_base): Ditto.
11452 (gen_conditions_for_pow): Ditto.
11453 (get_no_error_domain): Ditto.
11454 (gen_shrink_wrap_conditions): Ditto.
11455 (shrink_wrap_one_built_in_call): Ditto.
11456 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11457 (tree_call_cdce): Ditto.
11458 (gate_call_cdce): Ditto.
11459 (pass_call_cdce): New gimple pass.
11460 * passes.c: (init_optimization_passes): New pass.
11461 * tree-pass.h: New pass declaration.
11462 * opts.c (decode_options): New flag setting.
11463 * common.opt: Add -ftree-builtin-call-dce flag.
11464 * Makefile.in: Add new source file.
11465 * tempvar.def: New tv_id.
11466 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11468 2008-06-04 Richard Guenther <rguenther@suse.de>
11470 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11471 (is_call_clobbered): Always check var_ann->call_clobbered.
11472 (mark_call_clobbered): Always set var_ann->call_clobbered.
11473 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11474 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11475 (reset_alias_info): Clear call clobbering info on MTAGs and
11477 (set_pt_anything): Set pt_global_mem.
11478 (create_tag_raw): Adjust comment.
11479 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11481 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11482 Maxim Kuvyrkov <maxim@codesourcery.com>
11484 * config/m68k/m68k.opt (mxgot): New option.
11485 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11486 (m68k_output_addr_const_extra): New.
11487 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11488 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11489 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11490 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11492 2008-06-04 Richard Guenther <rguenther@suse.de>
11494 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11495 negative or non-representable offsets.
11497 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11499 * config/i386/i386.c (ix86_gen_leave): New.
11500 (ix86_gen_pop1): Likewise.
11501 (ix86_gen_add3): Likewise.
11502 (ix86_gen_sub3): Likewise.
11503 (ix86_gen_sub3_carry): Likewise.
11504 (ix86_gen_one_cmpl2): Likewise.
11505 (ix86_gen_monitor): Likewise.
11506 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11507 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11508 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11509 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11510 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11511 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11512 (ix86_expand_epilogue): Updated.
11513 (print_operand): Handle integer register operand for 'z'.
11514 (ix86_expand_strlensi_unroll_1): Likewise.
11515 (ix86_expand_strlen): Likewise.
11516 (ix86_expand_builtin): Likewise.
11517 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11518 mov{q}/mov{l} and add{q}/add{l}.
11520 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11522 * config/i386/i386.md (P): New mode iterator.
11523 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11524 using P mode iterator.
11525 (DFmode push_operand splitter): Ditto.
11526 (XFmode push_operand splitter): Ditto.
11527 (DFmode float_extend SFmode push_operand splitter): Ditto.
11528 (XFmode float_extend SFmode push_operand splitter): Do not generate
11529 SImode pushes for 64bit target. Macroize Dimode and SImode
11530 pushes using P mode iterator.
11531 (XFmode float_extend DFmode push_operand splitter): Ditto.
11533 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11535 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11536 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11537 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11538 return type to int.
11539 (ix86_call_abi_override): Remove check for call_used_regs.
11541 2008-06-03 Richard Guenther <rguenther@suse.de>
11543 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11544 for the lhs of calls if the return type contains pointers.
11546 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11548 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11549 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11550 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11551 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11552 of cfun and DEFAULT_ABI to deceide abi mode.
11553 (DEFAULT_ABI): New.
11554 (REG_PARM_STACK_SPACE): Removed.
11555 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11556 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11557 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11558 (ix86_function_abi): Likewise.
11559 (ix86_function_type_abi): Likewise.
11560 (ix86_call_abi_override): Likewise.
11561 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11562 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11563 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11564 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11566 (X86_64_REGPARM_MAX): New.
11567 (X86_64_SSE_REGPARM_MAX): New.
11568 (X64_REGPARM_MAX): New.
11569 (X64_SSE_REGPARM_MAX): New.
11570 (X86_32_REGPARM_MAX): New.
11571 (X86_32_SSE_REGPARM_MAX): New.
11572 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11573 (ix86_function_regparm): Handle user calling abi.
11574 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11575 by DEFAULT_ABI versus SYSV_ABI check.
11576 (ix86_reg_parm_stack_space): New.
11577 (ix86_function_type_abi): New.
11578 (ix86_call_abi_override): New.
11579 (ix86_function_abi): New.
11580 (ix86_cfun_abi): New.
11581 (init_cumulative_args): Call abi specific initialization.
11582 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11583 (function_arg_64): Extend SSE_REGPARM_MAX check.
11584 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11585 (ix86_pass_by_reference): Likewise.
11586 (ix86_function_value_regno_p): Likewise.
11587 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11588 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11589 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11590 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11591 (setup_incoming_varargs_64): Adjust regparm for call abi.
11592 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11593 (ix86_va_start): Likewise.
11594 (ix86_gimplify_va_arg): Likewise.
11595 (ix86_expand_prologue): Likewise.
11596 (output_pic_addr_const): Likewise.
11597 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11598 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11599 (x86_output_mi_thunk): Likewise.
11600 (x86_function_profiler): Likewise.
11601 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11602 (SYSV_ABI, MS_ABI): New constants.
11603 (DEFAULT_ABI): New.
11604 (init_regs): Add prototype of function in regclass.c file.
11605 (OVERRIDE_ABI_FORMAT): New.
11606 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11607 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11608 (OUTGOING_REG_PARM_STACK_SPACE): New.
11609 (ix86_reg_parm_stack_space): New prototype.
11610 (CUMULATIVE_ARGS): Add call_abi member.
11611 (machine_function): Add call_abi member.
11612 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11613 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11615 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11618 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11619 (avr_builtin_setjmp_frame_value): New function.
11620 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11621 (nonlocal_goto): Define.
11623 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11625 * config/mips/mips.c (mips_emit_loadgp): Return early if
11626 there is nothing do to, otherwise emit a blockage if
11627 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11628 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11630 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11632 * configure.ac: Drop unneeded backslash ending up in config.in.
11633 * acinclude.m4: Likewise.
11634 * config.in: Regenerate.
11636 2008-05-26 Jan Hubicka <jh@suse.cz>
11638 * predict.c (maybe_hot_frequency_p): Break out of...
11639 (maybe_hot_bb_p): ... here.
11640 (maybe_hot_edge_p): New.
11641 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11642 * basic-block.h (maybe_hot_edge_p): Declare.
11644 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11646 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11647 (*cmpfp_<mode>_cc): Ditto.
11648 (*fp_jcc_8<mode>_387): Ditto.
11649 (*fop_<MODEF:mode>_2_i387): Ditto.
11650 (*fop_<MODEF:mode>_3_i387): Ditto.
11651 (*fop_xf_2_i387): Ditto.
11652 (*fop_xf_3_i387): Ditto.
11654 2008-06-02 Tomas Bily <tbily@suse.cz>
11656 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11658 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11660 * config/mips/mips.c (mips_valid_offset_p): New function.
11661 (mips_valid_lo_sum_p): Likewise.
11662 (mips_classify_address): Use them.
11663 (mips_force_address): New function.
11664 (mips_legitimize_address): Use it.
11665 * config/mips/mips.md (MOVE128): New mode iterator.
11666 (movtf): Require TARGET_64BIT. Remove empty strings.
11667 (*movtf_internal): Rename to...
11668 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11669 of "R" and use {,fp}{load,store} attributes instead of "multi".
11670 Use a separate define_split.
11671 (*movtf_mips16): New pattern.
11673 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11675 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11676 * config/mips/mips.c (mips_expand_before_return): New function.
11677 (mips_expand_epilogue): Call it.
11678 * config/mips/mips.md (return): Turn into a define_expand.
11679 (*return): New insn.
11681 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11683 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11684 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11685 functions. Do not emit uses and clobbers of CONCATs; individually
11686 use and clobber their operands.
11687 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11688 gen_clobber, emit_use and gen_use.
11689 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11690 (expand_builtin_return): Likewise.
11691 * cfgbuild.c (count_basic_blocks): Likewise.
11692 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11693 * explow.c (emit_stack_restore): Likewise.
11694 * expmed.c (extract_bit_field_1): Likewise.
11695 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11696 (emit_move_multi_word, store_constructor): Likewise.
11697 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11698 (thread_prologue_and_epilogue_insns): Likewise.
11699 * lower-subreg.c (resolve_simple_move): Likewise.
11700 * optabs.c (widen_operand, expand_binop): Likewise.
11701 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11702 * reload.c (find_reloads): Likewise.
11703 * reload1.c (eliminate_regs_in_insn): Likewise.
11704 * stmt.c (expand_nl_goto_receiver): Likewise.
11705 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11706 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11707 * config/arm/arm.c (arm_load_pic_register): Likewise.
11708 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11709 * config/arm/arm.md (untyped_return): Likewise.
11710 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11711 * config/avr/avr.c (expand_prologue): Likewise.
11712 * config/bfin/bfin.c (do_unlink): Likewise.
11713 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11714 * config/cris/cris.c (cris_expand_prologue): Likewise.
11715 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11716 (machopic_legitimize_pic_address): Likewise.
11717 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11718 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11719 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11720 (ix86_expand_convert_uns_didf_sse): Likewise.
11721 (ix86_expand_vector_init_general): Likewise.
11722 * config/ia64/ia64.md (eh_epilogue): Likewise.
11723 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11724 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11725 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11726 (config/iq2000/iq2000.c): Likewise.
11727 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11728 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11729 (builtin_longjmp): Likewise.
11730 * config/mn10300/mn10300.md (call, call_value): Likewise.
11731 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11732 * config/pdp11/pdp11.md (abshi2): Likewise.
11733 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11734 * config/s390/s390.c (s390_emit_prologue): Likewise.
11735 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11736 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11737 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11738 * config/sh/sh.c (prepare_move_operands): Likewise.
11739 (output_stack_adjust, sh_expand_epilogue): Likewise.
11740 (sh_set_return_address, sh_expand_t_scc): Likewise.
11741 * config/sparc/sparc.c (load_pic_register): Likewise.
11742 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11743 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11744 * config/v850/v850.c (expand_epilogue): Likewise.
11746 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11748 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11749 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11750 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11751 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11752 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11753 stack pointer register.
11754 (output_movhi): Remove code for interrupt specific writing to the
11755 stack pointer register.
11757 2008-05-31 Richard Guenther <rguenther@suse.de>
11759 PR tree-optimization/34244
11760 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11761 (tree_expr_nonzero_warnv_p): Likewise.
11762 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11763 ssa_name_nonnegative_p.
11764 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11765 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11766 not tree_expr_nonzero_warnv_p.
11768 PR tree-optimization/36262
11770 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11772 PR tree-optimization/34244
11773 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11774 (record_numbers_of_iterations): New function.
11775 (execute_vrp): Cache the numbers of iterations of loops.
11776 * tree-scalar-evolution.c (scev_reset_except_niters):
11778 (scev_reset): Use scev_reset_except_niters.
11779 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11781 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11783 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11784 __WORKAROUND_RETS when appropriate.
11786 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11788 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11789 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11791 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11792 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11793 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11794 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11795 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11796 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11797 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11798 *fop_df_1_sse insn patterns using MODEF mode iterator.
11799 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11800 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11801 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11802 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11803 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11804 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11805 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11806 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11807 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11808 (*fop_xf_5_i387): Ditto.
11809 (*fop_xf_6_i387): Ditto.
11811 2008-05-30 Richard Guenther <rguenther@suse.de>
11813 * builtins.c (build_string_literal): Avoid generating
11814 a non-gimple_val result.
11816 2008-05-30 DJ Delorie <dj@redhat.com>
11818 * exec-tool.in: Use an environment variable (private) instead of a
11819 file (shared) as a semaphore, so as to not break parallel builds.
11821 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11823 * optabs.c (maybe_encapsulate_block): Remove.
11824 (emit_libcall_block): Adjust accordingly.
11825 * optabs.h (maybe_encapsulate_block): Remove prototype.
11827 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11828 Don't use maybe_encapsulate_block.
11830 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11832 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11833 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11834 rtx is a SYMBOL_REF before calling get_pool_constant.
11836 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11838 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11840 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11842 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11843 rather than OS names to choose INO_T_EQ definition.
11844 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11845 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11847 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11850 * config/darwin-f.c: New.
11851 * config/t-darwin: Added rule to build darwin-f.o.
11852 * config.gcc: Defined new variable, fortran_target_objs.
11853 (*-*-darwin*): Set fortran_target_objs.
11854 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11855 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11856 * configure: Regenerated.
11858 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11861 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11862 canonical type if needed.
11864 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11866 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11868 2008-05-29 Richard Guenther <rguenther@suse.de>
11870 PR tree-optimization/36343
11871 PR tree-optimization/36346
11872 PR tree-optimization/36347
11873 * tree-flow.h (clobber_what_p_points_to): Declare.
11874 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11875 pointed-to variable is dereferenced is irrelevant to whether
11876 the pointer can access the pointed-to variable.
11877 (clobber_what_p_points_to): New function.
11878 * tree-ssa-alias.c (set_initial_properties): Use it.
11879 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11880 call clobber check for NMTs.
11882 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11884 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11885 for printing gcov_type.
11887 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11889 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11890 and the eh region information.
11891 * value-prof.c (gimple_move_stmt_histograms): New function.
11892 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11894 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11896 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11898 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11900 * value-prof.c (tree_ic_transform): Print counts.
11901 * tree-profile.c (tree_gen_ic_func_profiler):
11902 Clear __gcov_indreict_call_callee variable to avoid misattribution
11905 2008-05-28 Rafael Espíndola <espindola@google.com>
11907 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11910 2008-05-28 Richard Guenther <rguenther@suse.de>
11912 PR tree-optimization/36339
11913 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11914 and clobbering code out of the loop.
11916 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11918 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11921 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11922 s390_contiguous_bitmask_p, s390_symref_operand_p,
11923 s390_check_symref_alignment, s390_reload_larl_operand,
11924 s390_reload_symref_address): New functions.
11925 (s390_branch_condition_mnemonic): Support compare and branch
11927 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11928 and 'W' constraints.
11929 (s390_secondary_reload): Add secondary reloads for unaligned
11930 symbol refs or symbol refs to floating point or QI/TI mode
11932 (legitimate_address_p): Accept symbol references as addresses.
11933 (s390_expand_insv): Use rotate and insert selected bits
11934 instruction for insv when building for z10.
11935 (print_operand_address): Handle symbol ref addresses.
11936 (print_operand): Output modifier 'c' added for signed byte values.
11937 (s390_encode_section_info): Mark symbol refs with
11938 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11940 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11941 (length attribute): RRF, RRR have 4 byte length.
11942 (FPALL, INTALL): New mode iterators added.
11943 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11944 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11945 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11946 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11947 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11948 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11949 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11950 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11952 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11953 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11954 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11955 reload<INTALL:mode><P:mode>_toreg_z10,
11956 reload<FPALL:mode><P:mode>_tomem_z10,
11957 reload<FPALL:mode><P:mode>_toreg_z10,
11958 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11959 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11960 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11961 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11963 (movmem, clrmem, cmpmem): New splitters added.
11965 * config/s390/predicates.md (larl_operand): Use
11966 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11967 SYMBOL_REF_ALIGN1_P.
11968 (s390_signed_integer_comparison,
11969 s390_unsigned_integer_comparison): New predicates.
11971 * config/s390/s390-protos.h (s390_check_symref_alignment,
11972 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11973 s390_reload_symref_address,
11974 s390_compare_and_branch_condition_mask): Prototypes added.
11976 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11977 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11978 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11980 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11982 * config/s390/s390.c (z10_cost): New cost function for z10.
11983 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11984 (s390_issue_rate): Adjust issue rate for z10.
11985 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11986 (processor_flags): Add PF_Z10.
11987 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11988 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11989 * gcc/config.gcc: Add z10.
11991 2008-05-28 Richard Guenther <rguenther@suse.de>
11993 PR tree-optimization/36291
11994 * tree-flow. h (struct gimple_df): Remove var_anns member.
11995 * tree-flow-inline.h (gimple_var_anns): Remove.
11996 (var_ann): Simplify.
11997 * tree-dfa.c (create_var_ann): Simplify.
11998 (remove_referenced_var): Clear alias info from var_anns of globals.
11999 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
12000 (delete_tree_ssa): Clear alias info from var_anns of globals.
12001 Do not free var_anns.
12002 (var_ann_eq): Remove.
12003 (var_ann_hash): Likewise.
12005 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
12007 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
12008 and loongson2f entries.
12009 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
12010 * config/mips/mips.h (processor_type): Add Loongson-2E
12011 and Loongson-2F entries.
12012 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
12013 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
12014 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
12015 * doc/invoke.texi (MIPS Options): Document loongson2e
12016 and loongson2f processor names.
12018 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12022 * config/i386/i386.c (ix86_function_arg_boundary): Use
12023 alignment of canonical type.
12024 (ix86_expand_vector_move): Check unaligned memory access for
12027 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
12029 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
12030 Moved to the front of file.
12032 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12033 H.J. Lu <hongjiu.lu@intel.com>
12035 * dwarf2out.c (current_fde): New.
12037 (lookup_cfa:): Likewise.
12038 (dwarf2out_end_epilogue): Likewise.
12039 (dwarf2out_note_section_used): Likewise.
12041 2008-05-27 Michael Matz <matz@suse.de>
12044 * c.opt (Wenum-compare): New warning option.
12045 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12047 2008-05-27 Michael Matz <matz@suse.de>
12049 PR middle-end/36326
12050 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12052 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12053 into memory as tail calls.
12055 2008-05-27 Richard Guenther <rguenther@suse.de>
12057 PR tree-optimization/36339
12058 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12059 pointers cause all addressable variables to be call clobbered.
12061 2008-05-27 Richard Guenther <rguenther@suse.de>
12063 PR tree-optimization/36245
12064 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12066 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12068 * config/s390/s390.md: Replace all occurences of the 'm'
12069 constraint with 'RT'.
12071 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12073 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12075 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12077 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12078 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12079 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12081 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12083 * reload.c: (find_reloads): Skip alternatives according to the
12084 "enabled" attribute. Constify the constraint variable.
12085 * recog.c (get_attr_enabled): Add default implementation.
12086 (extract_insn): Set the alternative_enabled_p array
12087 in the recog_data struct.
12088 (preprocess_constraints, constrain_operands): Skip
12089 alternatives according to the "enabled" attribute
12090 * recog.h (struct recog_data): New field alternative_enabled_p.
12091 (skip_alternative): New inline function.
12092 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12093 (record_reg_classes): Skip alternative according to the
12094 "enabled" attribute.
12096 * doc/md.texi: Add documention for the "enabled" attribute.
12098 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12100 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12101 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12102 constraint with TARGET_MEM_CONSTRAINT.
12103 * recog.c (asm_operand_ok, preprocess_constraints,
12104 constrain_operands): Likewise.
12105 * regclass.c (record_reg_classes): Likewise.
12106 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12107 * reload1.c (maybe_fix_stack_asms): Likewise.
12108 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12109 * recog.h: Adjust comment.
12110 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12111 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12112 * doc/md.texi: Add a note to description of 'm' constraint.
12113 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12115 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12117 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12118 that the bitfield is of integral type before testing its precision.
12120 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12121 Sa Liu <saliu@de.ibm.com>
12123 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12124 __modti3, __udivti3, __umodti3 and __udivmodti4.
12125 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12126 that implement TImode mul and div functions.
12127 * config/spu/multi3.c: New. Implement __multi3.
12128 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12129 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12132 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12134 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12135 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12136 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12137 tls_sysv_suffix): New mode and mode attribute iterators.
12138 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12139 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12140 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12141 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12142 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12145 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12147 PR tree-optimization/36329
12148 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12149 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12150 * cgraphbuild.c (initialize_inline_failed): Use the latter
12151 macro in lieu of the former.
12152 * ipa-inline.c (cgraph_mark_inline): Likewise.
12153 (cgraph_decide_inlining_of_small_function): Likewise.
12154 (cgraph_decide_inlining): Likewise.
12155 (cgraph_decide_inlining_incrementally): Likewise.
12157 2008-05-26 Tristan Gingold <gingold@adacore.com>
12158 Anatoly Sokolov <aesok@post.ru>
12160 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12161 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12162 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12163 optimization for 'avr6' architecture.
12165 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12168 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12170 2008-05-26 Richard Guenther <rguenther@suse.de>
12172 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12173 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12175 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12177 PR middle-end/36253
12178 * caller-save.c (insert_restore): Verify alignment of spill space.
12179 (insert_save): Likewise.
12180 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12181 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12182 (STACK_SLOT_ALIGNMENT): Likewise.
12183 * function.c (LOCAL_ALIGNMENT): Removed.
12184 (get_stack_local_alignment): New.
12185 (assign_stack_local): Use it. Set alignment on stack slot.
12186 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12187 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12188 (STACK_SLOT_ALIGNMENT): New.
12189 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12190 stack slot in XFmode.
12192 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12194 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12197 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12198 argument operand in rax isn't removed.
12200 2008-05-26 Richard Guenther <rguenther@suse.de>
12202 PR middle-end/36300
12203 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12204 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12206 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12209 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12211 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12213 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12214 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12216 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12218 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12219 build a trampoline if we don't want one.
12220 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12221 return zero for nested functions if we don't want a trampoline.
12223 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12225 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12227 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12230 * c.opt: Removed undocumented option '-lang-fortran'.
12231 * c-common.h: Removed global variable 'lang_fortran'.
12232 * c-opts.c (c_common_handle_option): Removed code to handle
12233 option '-lang-fortran'. Updated includes.
12234 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12235 definition of '__GFORTRAN__'.
12236 (define__GNUC__): Reimplemented to use BASEVER and
12237 cpp_define_formatted.
12238 (builtin_define_with_value_n): Removed.
12239 * c-incpath.h: Renamed to ...
12240 * incpath.h: ... this.
12241 * c-incpath.c: Renamed to ...
12242 * incpath.c: ... this. Updated includes.
12243 * fix-header.c: Updated includes.
12244 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12245 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12246 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12248 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12250 * tree.h: Update the table of flags used on tree nodes.
12251 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12252 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12253 (FORCED_LABEL): Add access check.
12254 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12255 (ASM_INPUT_P): Likewise.
12256 (ASM_VOLATILE_P): Likewise.
12257 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12258 (OMP_SECTION_LAST): Access private_flag directly.
12259 (OMP_RETURN_NOWAIT): Likewise.
12260 (OMP_PARALLEL_COMBINED): Likewise.
12261 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12262 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12263 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12264 deprecated_flag directly.
12266 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12268 * final.c (frame_pointer_needed): Removed.
12269 * flags.h (frame_pointer_needed): Likewise.
12271 * function.h (rtl_data): Add frame_pointer_needed.
12272 (frame_pointer_needed): New.
12274 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12276 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12278 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12280 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12283 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12285 * c-common.c (strip_array_types): Move function to..
12287 (get_inner_array_type): Delete.
12288 * c-common.h (strip_array_types): Move declaration to..
12290 (get_inner_array_type): Delete.
12291 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12292 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12293 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12294 * config/pa/pa.c (emit_move_sequence): Likewise.
12296 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12298 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12301 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12303 * function.c: Include target hook for nonlocal_goto frame value.
12305 2008-05-24 Richard Guenther <rguenther@suse.de>
12307 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12308 variable can be only accessed through a pointer or a union.
12310 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12312 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12313 * doc/extend.texi: Likewise.
12315 2008-05-23 DJ Delorie <dj@redhat.com>
12317 * config/m32c/jump.md (untyped_call): Add.
12319 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12320 for A24 to PSImode.
12321 (m32c_address_cost): Detail costs for indirect offsets.
12323 2008-05-23 Rafael Espíndola <espindola@google.com>
12325 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12326 if a node is a SUBREG.
12327 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12330 2008-05-23 Paul Brook <paul@codesourcery.com>
12331 Carlos O'Donell <carlos@codesourcery.com>
12333 * doc/extend.texi: Clarify use of __attribute__((naked)).
12334 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12335 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12336 * function.c (use_register_for_decl): Use
12337 targetm.calls.allocate_stack_slots_for_args.
12338 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12339 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12340 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12342 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12344 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12346 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12348 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12349 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12350 is only rounded once.
12352 2008-05-23 Richard Guenther <rguenther@suse.de>
12354 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12356 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12357 Jakub Jelinek <jakub@redhat.com>
12360 * configure.ac: Handle --enable-cld.
12361 * configure: Regenerated.
12362 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12363 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12364 (ix86_current_function_needs_cld): New define.
12365 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12366 (cld): New isns pattern.
12367 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12368 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12369 * config/i386/i386.opt (mcld): New option.
12370 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12371 TARGET_CLD and ix86_current_function_needs_cld.
12372 (override_options): Use -mcld by default for 32-bit code if
12375 * doc/install.texi (Options specification): Document --enable-cld.
12376 * doc/invoke.texi (Machine Dependent Options)
12377 [i386 and x86-64 Options]: Add -mcld option.
12378 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12380 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12381 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12382 (return_in_memory_64): Likewise.
12383 (return_in_memory_ms_64): Likewise.
12385 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12387 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12388 * builtins.c (fold_builtin_fpclassify): New.
12389 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12390 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12391 * c-common.c (handle_type_generic_attribute): Adjust to accept
12392 fixed arguments before an elipsis.
12393 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12394 * doc/extend.texi: Document __builtin_fpclassify.
12396 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12398 * omp-low.c (gate_expand_omp_ssa): Remove.
12399 (pass_expand_omp_ssa): Remove.
12400 (gate_expand_omp): Do not check for flag_openmp_ssa.
12401 * common.opt (-fopenmp-ssa): Remove.
12402 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12404 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12406 * config/sh/sh.opt (mfixed-range): New option.
12407 * config/sh/sh-protos.h (sh_fix_range): Declare.
12408 * config/sh/sh.c (sh_fix_range): New function.
12409 * config/sh/sh.h (sh_fixed_range_str): Declare.
12410 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12412 * doc/invoke.texi (SH Options): Document -mfixed-range.
12414 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12416 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12417 it before the redeclaration.
12419 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12421 * config/avr/avr.c (get_sequence_length): Add new function.
12422 (expand_prologue, expand_epilogue): Remove duplicate code.
12424 2008-05-22 Rafael Espíndola <espindola@google.com>
12426 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12429 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12431 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12432 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12434 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12435 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12436 (vect_update_misalignment_for_peel): Likewise.
12437 (vector_alignment_reachable_p): Likewise.
12438 * tree-vect-transform.c (vectorizable_load): Likewise.
12439 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12440 (get_vectype_for_scalar_type): Pass mode of scalar_type
12441 to UNITS_PER_SIMD_WORD.
12443 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12444 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12445 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12446 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12447 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12449 2008-05-22 Ira Rosen <irar@il.ibm.com>
12451 PR tree-optimization/36293
12452 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12453 if the first load must be skipped because of a gap.
12455 2008-05-22 Richard Guenther <rguenther@suse.de>
12457 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12458 more cases of offset disambiguation that is possible if
12459 strict-aliasing rules apply.
12460 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12461 for basic offset and type-based disambiguation.
12463 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12465 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12466 ix86_expand_vector_set on V16QImode for SSE4.1.
12468 2008-05-21 Tom Tromey <tromey@redhat.com>
12470 * c.opt (Wimport): Mark as undocumented.
12471 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12473 (Warning Options): Likewise.
12474 * doc/cppopts.texi: Don't mention -Wimport.
12476 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12478 PR tree-optimization/36287
12479 PR tree-optimization/36286
12480 * lambda-code.c (build_access_matrix): Do not use the loop->num
12481 for computing the number of induction variables: use the loop depth
12484 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12487 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12488 option -f(no-)leading-underscore.
12490 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12492 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12493 GET_MODE_NUNITS (mode).
12495 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12497 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12498 (-mmulhw): Add 464 to description.
12499 (-mdlmzb): Likewise.
12500 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12501 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12503 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12504 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12505 * config/rs6000/rs6000.md: Update comments for 464.
12507 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12509 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12511 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12513 * config/i386/sse.md (vec_extractv4sf): Removed.
12514 (vec_extractv2df): Likewise.
12515 (vec_extractv2di): Likewise.
12516 (vec_extractv4si): Likewise.
12517 (vec_extractv8hi): Likewise.
12518 (vec_extractv16qi): Likewise.
12519 (vec_extract<mode>): New.
12521 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12523 * config/i386/sse.md (vec_setv4sf): Removed.
12524 (vec_setv2df): Likewise.
12525 (vec_setv2di): Likewise.
12526 (vec_setv4si): Likewise.
12527 (vec_setv8hi): Likewise.
12528 (vec_setv16qi): Likewise.
12529 (vec_set<mode>): New.
12531 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12533 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12534 goto for vec_concat and vec_interleave.
12536 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12538 * config/i386/sse.md (vec_initv4sf): Removed.
12539 (vec_initv2df): Likewise.
12540 (vec_initv2di): Likewise.
12541 (vec_initv4si): Likewise.
12542 (vec_initv8hi): Likewise.
12543 (vec_initv16qi): Likewise.
12544 (vec_init<mode>): New.
12546 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12548 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12550 2008-05-21 Tom Tromey <tromey@redhat.com>
12552 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12553 (zone_find_object_offset): Likewise.
12554 (gt_ggc_m_S): Likewise.
12555 (highest_bit): Likewise.
12556 * ggc-page.c (gt_ggc_m_S): New function.
12557 * stringpool.c (string_stack): Remove.
12558 (init_stringpool): Update.
12559 (ggc_alloc_string): Use ggc_alloc.
12560 (maybe_delete_ident): New function.
12561 (ggc_purge_stringpool): Likewise.
12562 (gt_ggc_m_S): Remove.
12563 * ggc-common.c (ggc_protect_identifiers): New global.
12564 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12565 ggc_protect_identifiers.
12566 * ggc.h (ggc_protect_identifiers): Declare.
12567 (gt_ggc_m_S): Update.
12568 (ggc_purge_stringpool): Declare.
12569 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12570 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12572 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12574 2008-05-21 David S. Miller <davem@davemloft.net>
12576 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12579 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12581 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12584 2008-05-20 David Daney <ddaney@avtrex.com>
12586 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12587 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12588 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12589 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12590 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12591 (atomic_hiqi_op): New define_code_iterator.
12592 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12593 mips_expand_compare_and_swap_12.
12594 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12595 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12596 (sync_<optab><mode>, sync_old_<optab><mode>,
12597 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12598 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12599 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12600 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12601 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12602 (test_and_set_12): New insn.
12603 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12604 sync_new_<optab><mode>, sync_old_nand<mode>,
12605 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12606 clobber to operand 0 for SI and DI mode insns.
12607 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12608 mips_gen_fn_4): New typedefs.
12609 (mips_gen_fn_ptrs): Define new union type.
12610 (mips_expand_compare_and_swap_12): Remove declaration.
12611 (mips_expand_atomic_qihi): Declare function.
12612 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12613 (mips_expand_atomic_qihi): ... this. Use new generator function
12615 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12616 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12617 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12618 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12619 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12620 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12621 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12622 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12623 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12624 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12627 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12629 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12632 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12634 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12635 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12636 (avr_attribute_table): Add 'OS_main' function attribute.
12637 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12638 functions with 'OS_main' attribute.
12640 2008-05-20 Richard Guenther <rguenther@suse.de>
12642 PR tree-optimization/35204
12643 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12644 helper, split out from ...
12645 (DFS): ... here. Make the DFS walk non-recursive.
12647 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12648 Jan Sjodin <jan.sjodin@amd.com>
12650 PR tree-optimization/36181
12651 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12652 (parallelize_loops): Don't parallelize when the loop has vector
12655 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12656 Sebastian Pop <sebastian.pop@amd.com>
12658 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12659 matrix, and never look at the tree representation of the memory
12661 (linear_transform_loops): Computes parameters and access matrices.
12662 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12664 (access_matrix_get_index_for_parameter): New.
12665 * tree-data-ref.h (struct access_matrix): New.
12666 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12667 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12668 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12669 am_vector_index_for_loop): New.
12670 (struct data_reference): Add field access_matrix.
12671 (DR_ACCESS_MATRIX): New.
12672 (compute_data_dependences_for_loop): Update declaration.
12673 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12674 * lambda.h (lambda_vector_vec_p): Declared.
12675 * lambda-code.c: Depend on pointer-set.h.
12676 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12677 av_for_af_base, av_for_af, build_access_matrix,
12678 lambda_compute_access_matrices): New.
12679 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12681 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12683 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12684 $SOURCEDIR/include.
12686 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12687 Sebastian Pop <sebastian.pop@amd.com>
12689 PR tree-optimization/36206
12690 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12692 (instantiate_scev_1): Rename flags to fold_conversions.
12693 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12694 outeside instantiation_loop.
12695 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12696 (evolution_function_is_affine_or_constant_p): Removed.
12697 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12699 (analyze_siv_subscript): Pass in the loop nest number.
12700 Call evolution_function_is_affine_in_loop instead of
12701 evolution_function_is_affine_p.
12702 (analyze_overlapping_iterations): Pass in the loop nest number.
12704 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12705 Sebastian Pop <sebastian.pop@amd.com>
12707 PR tree-optimization/36206
12708 * tree-chrec.h (chrec_fold_op): New.
12709 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12712 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12714 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12716 (remove_duplicates): Do not set inode on non-inode systems.
12719 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12721 * config.gcc (tm_file): Update comments about relative pathnames.
12723 2008-05-20 Richard Guenther <rguenther@suse.de>
12725 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12726 * tree-ssa-sccvn.c (process_scc): Likewise.
12727 * tree-ssa-sink.c (execute_sink_code): Likewise.
12728 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12729 * tree-vrp.c (process_assert_insertions): Likewise.
12730 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12731 (perform_tree_ssa_dce): Likewise.
12732 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12733 (dump_dominator_optimization_stats): Likewise.
12734 * tree-vectorizer.c (vectorize_loops): Likewise.
12736 2008-05-20 Richard Guenther <rguenther@suse.de>
12738 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12740 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12742 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12743 (ix86_i386elf_return_in_memory): Likewise.
12744 (ix86_i386interix_return_in_memory): Likewise.
12745 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12746 (SUBTARGET_RETURN_IN_MEMORY): New.
12747 * config/i386/i386elf.h: Likewise.
12748 * config/i386/ptx4-i.h: Likewise.
12749 * config/i386/sol2-10.h: Likewise.
12750 * config/i386/sysv4.h: Likewise.
12751 * config/i386/vx-common.h: Likewise.
12752 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12753 * config/i386/i386.c (ix86_return_in_memory): Made static and
12754 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12755 (ix86_i386elf_return_in_memory): Removed.
12756 (ix86_i386interix_return_in_memory): Removed.
12757 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12758 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12760 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12762 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12764 2008-05-19 Xinliang David Li <davidxl@google.com>
12766 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12768 * common.opt: Ditto.
12769 * doc/invoke.texi: Ditto.
12771 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12773 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12774 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12776 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12778 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12779 sizes of operand array from 8/4 to 4/2.
12780 (ix86_expand_vector_init_general): Change size of operand array
12781 from 32 to 16. Remove op0, op1 and half_mode.
12783 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12785 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12786 (ix86_expand_vector_init_interleave): Likewise.
12787 (ix86_expand_vector_init_general): Use them. Assert
12788 word_mode == SImode when n_words == 4.
12790 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12792 * config/i386/i386.c (ix86_secondary_reload): New static function.
12793 (TARGET_SECONDARY_RELOAD): New define.
12794 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12795 * config/i386/i386.md (reload_outqi): Remove.
12797 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12799 PR middle-end/35509
12800 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12801 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12802 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12803 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12804 (fold_builtin_1): Likewise.
12805 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12806 c-common.c (check_builtin_function_arguments): Handle
12807 BUILT_IN_ISINF_SIGN.
12808 * doc/extend.texi: Document __builtin_isinf_sign.
12809 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12811 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12813 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12814 EH cleanup at the end of the pass, search for those that have been
12815 turned into forwarder blocks and do the cleanup on their successor.
12817 2008-05-18 Richard Guenther <rguenther@suse.de>
12819 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12820 pointers to sizetype and vice versa.
12822 2008-05-18 Xinliang David Li <davidxl@google.com>
12824 * gcc/tree-ssa-dce.c: Coding style fix.
12825 (check_pow): Documentation comment.
12826 (check_log): Documenation comment. Coding style fix.
12827 (is_unnecessary_except_errno_call): Ditto.
12828 (gen_conditions_for_pow): Ditto.
12829 (gen_conditions_for_log): Ditto.
12830 (gen_shrink_wrap_conditions): Ditto.
12831 (shrink_wrap_one_built_in_calls): Ditto.
12832 * gcc/doc/invoke.texi: Better documentation string.
12833 * ChangeLog: Fix wrong change log entries from
12834 May 17 checkin on function call DCE.
12836 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12838 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12840 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12842 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12843 * df-problems.c (simulation routines): Fixed block comment to
12844 properly say how to add forwards scanning functions.
12846 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12848 * tree-inline.c (setup_one_parameter): Remove dead code.
12850 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12852 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12853 a BIT_AND_EXPR only for an INTEGER_TYPE.
12855 2008-05-17 Xinliang David Li <davidxl@google.com>
12857 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12858 (check_pow, check_log, is_unnecessary_except_errno_call): New
12859 functions to check for eliminating math functions that are pure
12860 except for setting errno.
12861 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12862 general condition expressions for shrink-wrapping pow/log calls.
12863 (gen_shrink_wrap_conditions): Ditto.
12864 (shrink_wrap_one_built_in_call): Ditto.
12865 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12866 (mark_operand_necessary): If debugging, output if OP is necessary.
12867 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12869 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12871 * gcc/common.opt: New user flag -ftree-builtin-dce.
12872 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12874 2008-05-16 David S. Miller <davem@davemloft.net>
12876 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12877 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12879 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12882 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12884 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12886 * ifcvt.c (dead_or_predicable): Rename
12887 df_simulate_one_insn_backwards to df_simulate_one_insn.
12888 * recog.c (peephole2_optimize): Ditto.
12889 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12891 * df.h: Rename df_simulate_one_insn_backwards to
12892 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12893 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12894 scanning of defs and uses.
12895 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12896 (df_simulate_one_insn_forwards): Removed.
12898 2008-05-16 Doug Kwan <dougkwan@google.com>
12900 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12902 (real_from_string): Handle NaNs and Inf as approriate.
12904 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12906 * doc/gty.texi (Source Files Containing Type Information): Note
12907 that headers should appear first in the gtfiles list.
12909 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12911 * tree.def (COND_EXEC): Properly documented this code.
12913 2008-05-16 Diego Novillo <dnovillo@google.com>
12915 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12916 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12919 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12921 * tree-ssa-dse (max_stmt_uid): Removed.
12922 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12923 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12924 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12925 * function.h (cfun.last_stmt_uid): New field.
12926 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12927 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12929 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12930 (create_stmt_ann): Initialize the ann->uid field.
12931 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12933 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12935 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12937 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12938 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12939 (init_empty_tree_cfg): Call it.
12941 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12943 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12946 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12948 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12949 * tree-dump.c (dump_options): New verbose option.
12950 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12952 * tree-pass.h (TDF_VERBOSE): New dump flag.
12953 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12954 (tree-flow.h): Added include.
12955 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12957 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12959 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12961 From Jie Zhang <jie.zhang@analog.com>
12962 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12963 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12964 mcpu=bf561-none and mcpu=bf561-0.2.
12965 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12966 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12967 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12968 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12969 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12970 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12971 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12973 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12974 (cputype_selected): Remove.
12975 (bfin_handle_option): Don't use cputype_selected.
12976 (override_options): When no mcpu option, enable all workarounds.
12977 Don't use bfin_workarounds.
12978 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12980 (DEFAULT_CPU_TYPE): Don't define.
12982 2008-05-16 Richard Guenther <rguenther@suse.de>
12984 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12985 on deletion of the last stmt.
12987 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12989 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12990 V8HImode for SSE2 and V16QImode for SSE4.1.
12992 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12994 * cgraph.h (compute_inline_parameters): Made public.
12995 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12996 variable_generate_summary, function_write_summary,
12997 variable_write_summary, variable_read_summary. Added generate_summary,
12998 write_summary, read_summary.
12999 * cgraphunit.c (cgraph_process_new_functions): Changed call from
13000 pass_ipa_inline.function_generate_summary, to
13001 compute_inline_parameters.
13002 * ipa-inline.c (compute_inline_parameters): Made public and added
13004 (compute_inline_parameters_for_current): New function.
13005 (pass_inline_param): Now calls compute_inline_parameters_for_current.
13006 (inline_generate_summary): Removed parameter and made to loop over
13008 (pass_ipa_inline): Updated for new IPA_PASS structure.
13009 * passes.c (execute_ipa_summary_passes): Now is called once per
13010 pass rather than once per node*pass.
13012 2008-05-15 Anatoly Sokolov <aesok@post.ru>
13014 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
13015 avr_have_mul_p, avr_asm_only_p): Remove variables.
13016 (avr_override_options): Remove initialization of removed variables.
13017 (avr_file_start): Convert removed variables to fields of
13018 'struct base_arch_s *avr_current_arch'.
13019 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
13020 (AVR_HAVE_MUL): (Ditto.).
13021 (AVR_HAVE_MOVW): (Ditto.).
13022 (AVR_HAVE_LPMX): (Ditto.).
13023 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
13024 avr_asm_only_p): Remove declaration.
13026 2008-05-15 Diego Novillo <dnovillo@google.com>
13028 * config/arm/arm.c (arm_return_in_memory): Fix return type.
13029 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13031 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13033 PR middle-end/36194
13034 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13035 Don't call record_truncated_value from here.
13036 (record_truncated_value): Turn it into a for_each_rtx callback.
13037 (record_truncated_values): New function.
13038 (combine_instructions): Call note_uses with record_truncated_values.
13039 Change name of check_conversion to check_promoted_subreg.
13041 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13043 * doc/sourcebuild.texi: Document support for torture tests.
13045 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13047 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13048 to alternative 4 of operand 2.
13050 2008-05-15 Richard Guenther <rguenther@suse.de>
13052 * tree-pass.h (current_pass): Declare.
13053 (get_pass_for_id): Likewise.
13054 * passes.c (passes_by_id, passes_by_id_size): New globals.
13055 (set_pass_for_id): New function.
13056 (get_pass_for_id): Likewise.
13057 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13058 (execute_function_todo): Flush per function statistics.
13059 * toplev.c (compile_file): Init statistics.
13060 (general_init): Do early statistics initialization.
13061 (finalize): Finish statistics.
13062 * statistics.h (statistics_early_init): Declare.
13063 (statistics_init): Likewise.
13064 (statistics_fini): Likewise.
13065 (statistics_fini_pass): Likewise.
13066 (statistics_counter_event): Likewise.
13067 (statistics_histogram_event): Likewise.
13068 * statistics.c: New file.
13069 * Makefile.in (OBJS-common): Add statistics.o.
13070 (statistics.o): Add dependencies.
13071 * doc/invoke.texi (-fdump-statistics): Document.
13073 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13074 (insert): Likewise.
13075 (execute_pre): Use statistics_counter_event.
13076 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13077 (substitute_and_fold): Increment it. Use statistics_counter_event.
13079 2008-05-15 Diego Novillo <dnovillo@google.com>
13081 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13083 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13084 * tree-ssa-alias.c (new_type_alias): Remove references to
13085 sub-variables from comment.
13086 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13088 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13090 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13091 attribute to 1 only for insertps alternative.
13093 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13095 * config/bfin/bfin.md (loadbytes): New pattern.
13096 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13097 (bfin_init_builtins): Initialize it.
13098 (bdesc_1arg): Add it.
13100 2008-05-15 Sa Liu <saliu@de.ibm.com>
13102 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13103 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13104 * testsuite/lib/target-supports.exp: Add
13105 check_effective_target_fortran_integer_16.
13107 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13109 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13110 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13111 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13112 (TARGET_RETURN_IN_MEMORY): Define.
13114 2008-05-15 Richard Guenther <rguenther@suse.de>
13116 PR middle-end/36244
13117 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13118 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13119 represent unmodifiable vars.
13121 2008-05-15 Richard Guenther <rguenther@suse.de>
13123 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13124 INDIRECT_REF and TARGET_MEM_REF.
13125 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13128 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13129 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13132 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13133 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13134 insn alternatives. Add missing alternatives.
13135 (*vec_concatv2di_rex64_sse4_1): Likewise.
13136 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13137 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13138 Require TARGET_SSE.
13140 2008-05-15 Richard Guenther <rguenther@suse.de>
13142 PR tree-optimization/36009
13143 PR tree-optimization/36204
13144 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13145 (determine_invariantness_stmt): Record the loop a store is
13146 always executed in.
13147 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13150 2008-05-15 Richard Guenther <rguenther@suse.de>
13152 PR tree-optimization/34330
13153 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13154 through the pointer will alias the SMT.
13156 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13158 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13160 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13162 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13164 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13165 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13167 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13168 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13169 (vashl_optab): New optab for vector/vector shifts.
13170 (vashr_optab): Ditto.
13171 (vlshr_optab): Ditto.
13172 (vrotl_optab): Ditto.
13173 (vrotr_optab): Ditto.
13174 (optab_subtype): New enum for optab_for_tree_code call.
13175 (optab_for_tree_code): Add enum optab_subtype argument.
13177 * optabs.c (optab_for_tree_code): Take an additional argument to
13178 distinguish between a vector shift by a scalar and vector shift by
13179 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13180 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13181 vector shift by a vector.
13182 (expand_widen_pattern_expr): Pass additional argument to
13183 optab_for_tree_code.
13185 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13186 vrotl_optab, vrotr_optab.
13188 * expr.c (expand_expr_real_1): Update calls to
13189 optab_for_tree_code to distinguish between vector shifted by a
13190 scalar and vector shifted by a vector.
13191 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13192 (supportable_narrowing_operation): Ditto.
13193 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13194 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13195 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13196 (vect_create_epilog_for_reduction): Ditto.
13197 (vectorizable_reduction): Ditto.
13198 (vectorizable_operation): Ditto.
13199 (vect_strided_store_supported): Ditto.
13200 (vect_strided_load_supported): Ditto.
13201 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13202 * expmed.c (expand_shift): Ditto.
13204 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13206 (ashr@var{m}3): Ditto.
13207 (vashl@var{m}3): Document new vector/vector shift standard name.
13208 (vashr@var{m}3): Ditto.
13209 (vlshr@var{m}3): Ditto.
13210 (vrotl@var{m}3): Ditto.
13211 (vrotr@var{m}3): Ditto.
13213 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13214 (PPERM_INVERT): Ditto.
13215 (PPERM_REVERSE): Ditto.
13216 (PPERM_REV_INV): Ditto.
13217 (PPERM_ZERO): Ditto.
13218 (PPERM_ONES): Ditto.
13219 (PPERM_SIGN): Ditto.
13220 (PPERM_INV_SIGN): Ditto.
13221 (PPERM_SRC1): Ditto.
13222 (PPERM_SRC2): Ditto.
13224 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13225 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13226 allows a memory operand to be the value being added, and split it
13227 to improve vectorization.
13228 (sse5_pmacsdqh_mem): Ditto.
13229 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13230 (sse5_mulv2div2di3_high): Ditto.
13231 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13232 (vec_pack_trunc_v4si): Ditto.
13233 (vec_pack_trunc_v2di): Ditto.
13234 (sse5_pcmov_<mode>): Remove code that tried to use use
13235 andps/andnps instead of pcmov.
13236 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13237 pmacsdqh instructions.
13238 (vec_widen_smult_lo_v4si): Ditto.
13240 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13241 (PPERM_INVERT): Ditto.
13242 (PPERM_REVERSE): Ditto.
13243 (PPERM_REV_INV): Ditto.
13244 (PPERM_ZERO): Ditto.
13245 (PPERM_ONES): Ditto.
13246 (PPERM_SIGN): Ditto.
13247 (PPERM_INV_SIGN): Ditto.
13248 (PPERM_SRC1): Ditto.
13249 (PPERM_SRC2): Ditto.
13250 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13252 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13254 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13255 says ignore whether the last reference is a memory operand.
13257 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13258 Paolo Bonzini <bonzini at gnu dot org>
13260 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13263 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13264 (vlshr<mode>3): Rename from vlshr<mode>3.
13265 (vashr<mode>3): Rename from vashr<mode>3.
13266 (mulv4sf3): Change the names of vector shift patterns.
13270 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13273 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13298 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13299 (floatunssidf2_internal): Change vector/vector shift names.
13300 (floatunsdidf2_internal): Ditto.
13307 (vashl<mode>3): Rename from ashl<mode>3.
13308 (vashr<mode>3): Rename from ashr<mode>3.
13309 (vlshr<mode>3): Rename from lshr<mode>3.
13310 (vrotl<mode>3): Rename from rotl<mode>3.
13312 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13315 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13316 multiply gives the wrong value when doing widening multiplies.
13317 (vec_widen_smult_lo_v4si): Ditto.
13319 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13321 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13322 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13323 emit_library_call_value.
13324 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13325 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13326 * calls.c (initialize_argument_information, precompute_arguments,
13327 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13328 (precompute_arguments): Removed flags parameter.
13329 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13331 2008-05-14 Richard Guenther <rguenther@suse.de>
13333 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13334 Make sure to register the store if the use is a PHI_NODE.
13336 2008-05-14 Olivier Hainque <hainque@adacore.com>
13338 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13339 memory if the component is to be referenced in BLKmode according
13340 to get_inner_reference.
13342 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13344 * calls.c (emit_library_call_value_1): Restore code clearing
13345 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13347 2008-05-14 Olivier Hainque <hainque@adacore.com>
13348 Nicolas Roche <roche@adacore.com>
13350 * configure.ac: Add support for a "gcc_subdir" variable in
13351 config-lang.in, to denote a subdirectory where the language/GCC
13352 integration files are to be found.
13353 * configure: Regenerate.
13355 2008-05-14 Ira Rosen <irar@il.ibm.com>
13357 PR tree-optimization/36098
13358 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13359 value for the first load in the group in case of a gap.
13360 (vect_build_slp_tree): Check that there are no gaps in loads.
13362 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13364 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13365 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13366 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13367 emit_insn and remove unneeded code to construct extra args.
13368 (emit_no_conflict_block): Removed.
13369 * optabls.h: (emit_no_conflict_block): Removed.
13370 * cse.c (cse_extended_basic_block): Remove search for
13371 REG_NO_CONFLICT note.
13372 * global.c: Removed incorrect comment added in revision 117.
13373 * expr.c (convert_move): Change call to emit_no_conflict_block to
13375 * recog.c: Change comments so that they do not mention
13377 * local_alloc.c (combine_regs): Removed last parameter.
13378 (no_conflict_p): Removed.
13379 (block_alloc): Removed note, no_conflict_combined_regno and set
13380 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13381 (combine_regs): Removed already_dead and code to look for
13382 REG_NO_CONFLICT notes.
13383 * lower_subreg (remove_retval_note): Removed code to look for
13384 REG_NO_CONFLICT block.
13385 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13386 (resolve_clobber): Remove code to process libcalls that have
13387 REG_NO_CONFLICT notes.
13388 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13390 * combine.c (can_combine_p, distribute_notes): Removed
13391 REG_NO_CONFLICT case.
13392 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13394 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13395 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13397 * reg-notes.def (NO_CONFLICT): Removed.
13399 2008-05-14 David S. Miller <davem@davemloft.net>
13401 * config/sparc/sparc.c (sparc_profile_hook): If
13402 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13403 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13404 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13406 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13408 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13410 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13413 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13414 and op1 expansion before vector concat to have less live pseudos.
13416 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13418 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13419 ix86_expand_vector_set if supported.
13421 2008-05-13 Diego Novillo <dnovillo@google.com>
13422 Kenneth Zadeck <zadeck@naturalbridge.com>
13424 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13426 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13427 phinodes_print_statistics, init_ssanames, fini_ssanames,
13428 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13429 release_ssa_name, release_defs, replace_ssa_name_symbol,
13430 ssanames_print_statistics): Move ...
13431 * tree-flow.h: ... here.
13432 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13433 Use FN instead of cfun.
13434 (make_ssa_name_fn): Rename from make_ssa_name.
13435 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13436 * tree-flow-inline.h (make_ssa_name): Move from
13437 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13438 * omp-low.c (expand_omp_parallel):
13439 * tree-flow-inline.h (redirect_edge_var_map_result):
13440 * tree-ssa.c (init_tree_ssa): Add argument FN.
13441 Use it instead of cfun. Update all users.
13443 2008-05-13 Tom Tromey <tromey@redhat.com>
13445 PR preprocessor/22168:
13446 * doc/cpp.texi (Top): Update menu.
13447 (Alternatives to Wrapper #ifndef): New node.
13448 (Other Directives): Document deprecation.
13449 (Obsolete Features): Remove menu.
13450 (Assertions): Merge node into Obsolete Features.
13451 (Obsolete once-only headers): Move earlier; rename to Alternatives
13452 to Wrapper #ifndef.
13453 * doc/cppopts.texi: Update.
13454 * c.opt (Wdeprecated): Enable for C and ObjC.
13455 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13456 (C++ Dialect Options): Move -Wno-deprecated from here to...
13457 (Warning Options): ... here.
13459 2008-05-13 Richard Guenther <rguenther@suse.de>
13461 PR middle-end/36227
13462 * fold-const.c (fold_sign_changed_comparison): Do not allow
13463 changes in pointer-ness.
13465 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13468 * config/sh/sh.c (sh_expand_prologue): Don't clear
13469 RTX_FRAME_RELATED_P for push insns.
13471 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13473 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13475 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13477 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13478 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13479 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13481 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13483 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13484 (*vec_concatv4sf_sse): This.
13485 (*sse2_concatv2si): Renamed to ...
13486 (*vec_concatv2si_sse2): This.
13487 (*sse1_concatv2si): Renamed to ...
13488 (*vec_concatv2si_sse): This.
13489 (*vec_concatv2di_rex): Renamed to ...
13490 (*vec_concatv2di_rex64): This.
13491 (*vec_concatv2si_sse4_1): New.
13492 (*vec_concatv2di_rex64_sse4_1): Likewise.
13494 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13496 PR rtl-optimization/36111
13497 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13498 that was created for swappable operands.
13500 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13503 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13504 * configure.ac: Add call to ACX_PROG_GNAT.
13506 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13508 * optc-gen.awk: Fix comment typo.
13510 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13512 * pretty-print.c (pp_integer_with_precision): Use
13513 HOST_LONG_LONG_FORMAT.
13515 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13517 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13519 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13521 * config/i386/i386.c (bdesc_ptest): Removed.
13522 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13523 (bdesc_args): Add __builtin_ia32_ptestz128,
13524 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13525 (ix86_init_mmx_sse_builtins): Updated.
13526 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13527 (ix86_expand_builtin): Updated.
13529 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13531 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13532 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13534 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13536 * value-prof.c (interesting_stringop_to_profile): Do not
13537 return early for BUILT_IN_MEMPCPY.
13539 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13541 * calls.c (expand_call): Don't use callgraph to increase
13542 preferred_stack_boundary.
13544 * cgraph.h (cgraph_rtl_info): Use unsigned on
13545 preferred_incoming_stack_boundary.
13547 * final.c (rest_of_clean_state): Use unsigned on
13548 preferred_stack_boundary.
13550 2008-05-09 Tom Tromey <tromey@redhat.com>
13552 PR preprocessor/22231:
13553 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13556 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13558 PR tree-optimization/36129
13559 * tree-ssa-ccp.c: Include value-prof.h.
13560 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13561 built-in function was folded to a constant.
13562 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13564 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13565 Sebastian Pop <sebastian.pop@amd.com>
13567 * tree-scalar-evolution.c: Document instantiate_scev.
13568 (instantiate_parameters_1): Renamed instantiate_scev_1.
13569 Don't use the same loop for instantiation_loop and evolution_loop.
13570 (instantiate_scev): New.
13571 (instantiate_parameters): Moved...
13572 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13573 same loop twice. Maintains the semantics for this function.
13574 * tree-scalar-evolution.h (instantiate_scev): Declare.
13575 (instantiate_parameters): ...here. Now static inline.
13576 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13577 instead of resolve_mixers.
13579 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13581 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13583 2008-05-09 Tomas Bily <tbily@suse.cz>
13585 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13586 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13587 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13588 * c-common.c (c_common_truthvalue_conversion): Likewise.
13589 * tree-object-size.c (compute_object_offset): Likewise.
13590 * tree-inline.c (estimate_num_insns_1): Likewise.
13591 * varasm.c (const_hash_1, compare_constant, copy_constant)
13592 (compute_reloc_for_constant, output_addressed_constants)
13593 (initializer_constant_valid_p): Likewise.
13594 * c-omp.c (check_omp_for_incr_expr): Likewise.
13595 * gimplify.c (gimplify_expr): Likewise.
13596 * c-typeck.c (c_finish_return): Likewise.
13597 * tree-vectorizer.c (supportable_widening_operation)
13598 (supportable_narrowing_operation): Likewise.
13599 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13600 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13601 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13602 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13603 (descr_info_loc): Likewise.
13604 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13605 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13606 (fold_unary): Likewise.
13607 * builtins.c (get_pointer_alignment): Likewise.
13608 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13609 (instantiate_parameters_1): Likewise.
13610 * tree.c (expr_align, stabilize_reference): Likewise.
13611 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13612 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13613 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13614 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13615 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13616 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13618 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13619 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13620 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13621 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13622 (forward_propagate_comparison)
13623 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13624 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13625 * emit-rtl.c (component_ref_for_mem_expr)
13626 (set_mem_attributes_minus_bitpos): Likewise.
13627 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13628 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13630 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13631 (build_function_call, pointer_diff, build_compound_expr)
13632 (c_finish_return): Likewise.
13633 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13634 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13636 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13637 * expr.c (is_aligning_offset): Likewise.
13638 * tree-ssa-alias.c (is_escape_site): Likewise.
13639 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13640 (check_all_va_list_escapes): Likewise.
13641 * tree-ssa-loop-ivopts.c (determine_base_object)
13642 (determine_common_wider_type): Likewise.
13643 * dojump.c (do_jump): Likewise.
13644 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13645 * tree-gimple.c (is_gimple_cast): Likewise.
13646 * fold-const.c (decode_field_reference, )
13647 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13648 (fold_binary): Likewise.
13649 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13650 (already_warned_in_frontend_p): Likewise.
13651 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13652 * tree.c (really_constant_p, get_unwidened): Likewise.
13653 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13654 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13655 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13657 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13659 (CONVERT_EXPR_P): Define.
13660 (CASE_CONVERT): Define.
13662 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13664 PR middle-end/36117
13665 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13666 (delete_unmarked_insns): When deleting a call, call
13667 delete_unreachable_blocks.
13668 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13669 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13671 2008-05-08 Richard Guenther <rguenther@suse.de>
13673 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13674 (-ftree-salias): Likewise.
13675 (salias-max-implicit-fields): Remove param documentation.
13676 (salias-max-array-elements): Likewise.
13677 * tree-pass.h (pass_create_structure_vars): Remove.
13678 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13679 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13680 * tree-ssa-alias.c (create_structure_vars): Remove.
13681 (gate_structure_vars): Likewise.
13682 (pass_create_structure_vars): Likewise.
13683 (gate_build_alias): Likewise.
13684 (pass_build_alias): Adjust to run always and dump the function.
13685 * common.opt (ftree-salias): Hide.
13686 * passes.c (init_optimization_passes): Remove
13687 pass_create_structure_vars, adjust comment.
13688 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13689 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13690 * opts.c (decode_options): Do not set flag_tree_salias.
13691 (common_handle_option): Add OPT_ftree_salias to the backward
13692 compatibility section.
13694 2008-05-08 Richard Guenther <rguenther@suse.de>
13696 * tree-flow-inline.h (var_can_have_subvars): Move ...
13697 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13698 * tree-flow.h (var_can_have_subvars): Remove.
13699 (push_fields_onto_fieldstack): Remove.
13700 (sort_fieldstack): Likewise.
13701 (struct fieldoff): Move ...
13702 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13703 alias_set and base_for_components fields.
13704 (sort_fieldstack): Make static.
13705 (push_fields_onto_fieldstack): Likewise. Remove code that
13706 handles anything but RECORD_TYPEs. Remove alias_set and
13707 base_for_components handling.
13708 (create_variable_info_for): Adjust.
13710 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13712 * common.opt (Wframe-larger-than=): Shorten the help message
13714 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13716 2008-05-08 Rafael Espíndola <espindola@google.com>
13718 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13720 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13721 trap and that both operands are gimple values.
13722 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13723 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13726 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13728 * read-rtl.c (join_c_conditions): Return the first string if the
13729 two strings are equal.
13731 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13733 * gensupport.h (pred_data): Add a "num_codes" field.
13734 (add_predicate_code): Declare.
13735 * gensupport.c (add_predicate_code): New function.
13736 (std_pred_table): Add an "allows_const_p" field.
13737 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13738 Remove the (incomplete) list of such codes from the codes field.
13739 (init_predicate_table): Use add_predicate_code. Add all
13740 RTX_CONST_OBJs if allows_const_p is true.
13741 * genrecog.c (process_define_predicate): Use add_predicate_code.
13743 2008-05-08 David Daney <ddaney@avtrex.com>
13744 Richard Sandiford <rsandifo@nildram.co.uk>
13746 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13747 special case of constant zero operands.
13748 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13749 old and new values. Special case constant zero values.
13750 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13752 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13753 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13755 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13758 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13759 similar RTX_CONST_OBJ before CONST_INT.
13761 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13763 * stmt.c (expand_stack_restore): Change sa mode if needed.
13765 2008-05-08 Richard Guenther <rguenther@suse.de>
13767 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13768 return type to bool.
13769 (ix86_sol10_return_in_memory): Likewise.
13770 (ix86_i386elf_return_in_memory): Likewise.
13771 (ix86_i386interix_return_in_memory): Likewise.
13772 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13773 (ix86_sol10_return_in_memory): Likewise.
13774 (ix86_i386elf_return_in_memory): Likewise.
13775 (ix86_i386interix_return_in_memory): Likewise.
13777 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13780 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13782 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13783 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13786 2008-05-08 Richard Guenther <rguenther@suse.de>
13788 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13789 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13790 (DR_SUBVARS): Remove.
13791 * tree-dfa.c (dump_subvars_for): Remove.
13792 (debug_subvars_for): Likewise.
13793 (dump_variable): Do not dump subvars.
13794 (remove_referenced_var): Do not remove subvars.
13795 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13796 (lookup_subvars_for_var): Remove.
13797 (get_subvars_for_var): Likewise.
13798 (get_subvars_at): Likewise.
13799 (get_first_overlapping_subvar): Likewise.
13800 (overlap_subvar): Likewise.
13801 * tree-flow.h (subvar_t): Remove.
13802 (struct var_ann_d): Remove subvars field.
13803 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13804 argument. Remove special handling of SFTs.
13805 (compute_tag_properties): Likewise.
13806 (set_initial_properties): Likewise.
13807 (compute_call_clobbered): Likewise.
13808 (count_mem_refs): Likewise.
13809 (compute_memory_partitions): Likewise.
13810 (compute_flow_insensitive_aliasing): Likewise.
13811 (setup_pointers_and_addressables): Likewise.
13812 (new_type_alias): Likewise.
13813 (struct used_part): Remove.
13814 (used_portions): Likewise.
13815 (struct used_part_map): Likewise.
13816 (used_part_map_eq): Likewise.
13817 (used_part_map_hash): Likewise.
13818 (free_used_part_map): Likewise.
13819 (up_lookup): Likewise.
13820 (up_insert): Likewise.
13821 (get_or_create_used_part_for): Likewise.
13822 (create_sft): Likewise.
13823 (create_overlap_variables_for): Likewise.
13824 (find_used_portions): Likewise.
13825 (create_structure_vars): Likewise.
13826 * tree.def (STRUCT_FIELD_TAG): Remove.
13827 * tree.h (MTAG_P): Adjust.
13828 (struct tree_memory_tag): Remove base_for_components and
13829 unpartitionable flags.
13830 (struct tree_struct_field_tag): Remove.
13831 (SFT_PARENT_VAR): Likewise.
13832 (SFT_OFFSET): Likewise.
13833 (SFT_SIZE): Likewise.
13834 (SFT_NONADDRESSABLE_P): Likewise.
13835 (SFT_ALIAS_SET): Likewise.
13836 (SFT_UNPARTITIONABLE_P): Likewise.
13837 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13838 (union tree_node): Remove sft field.
13839 * alias.c (get_alias_set): Remove special handling of SFTs.
13840 * print-tree.c (print_node): Remove handling of SFTs.
13841 * tree-dump.c (dequeue_and_dump): Likewise.
13842 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13843 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13844 * tree-predcom.c (set_alias_info): Do not set subvars.
13845 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13846 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13847 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13848 (add_vars_for_offset): Remove.
13849 (add_virtual_operand): Remove special handling of SFTs.
13850 (add_call_clobber_ops): Likewise.
13851 (add_call_read_ops): Likewise.
13852 (get_asm_expr_operands): Likewise.
13853 (get_modify_stmt_operands): Likewise.
13854 (get_expr_operands): Likewise.
13855 (add_to_addressable_set): Likewise.
13856 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13857 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13858 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13859 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13860 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13861 (tree_node_structure): Likewise.
13862 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13864 (find_what_p_points_to): Likewise.
13866 2008-05-08 Sa Liu <saliu@de.ibm.com>
13868 * config/spu/spu.md: Fixed subti3 pattern.
13870 2008-05-08 Richard Guenther <rguenther@suse.de>
13872 PR middle-end/36154
13873 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13874 sure to create a representative for trailing arrays for PTA.
13876 2008-05-08 Richard Guenther <rguenther@suse.de>
13878 PR middle-end/36172
13879 * fold-const.c (operand_equal_p): Two objects which types
13880 differ in pointerness are not equal.
13882 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13884 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13885 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13886 (emit_library_call_value_1): Add new variable fndecl initialized by
13887 NULL_TREE. It should be the decl type of orgfun, but this information
13888 seems not to be available here, so it uses the default calling abi.
13889 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13890 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13891 by TARGET_RETURN_IN_MEMORY.
13892 * config/i386/i386-interix.h: Likewise.
13893 * config/i386/i386.h: Likewise.
13894 * config/i386/i386elf.h: Likewise.
13895 * config/i386/ptx4-i.h: Likewise.
13896 * config/i386/sol2-10.h: Likewise.
13897 * config/i386/sysv4.h: Likewise.
13898 * config/i386/vx-common.h: Likewise.
13899 * config/cris/cris.h: Removed #if 0 clause.
13900 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13901 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13903 (ix86_sol10_return_in_memory): Likewise.
13904 (ix86_i386elf_return_in_memory): New.
13905 (ix86_i386interix_return_in_memory): New.
13906 * config/mt/mt-protos.h (mt_return_in_memory): New.
13907 * config/mt/mt.c: Likewise.
13908 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13909 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13910 * config/bfin/bfin.h: Likewise.
13911 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13913 * config/bfin/bfin.c: Likewise.
13914 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13915 * config/alpha/unicosmk.h: Likewise.
13916 * config/i386/cygming.h: Likewise.
13917 * config/iq2000/iq2000.h: Likewise.
13918 * config/mips/mips.h: Likewise.
13919 * config/mn10300/mn10300.h: Likewise.
13920 * config/rs6000/rs6000.h: Likewise.
13921 * config/score/score.h: Likewise.
13922 * config/spu/spu.h: Likewise.
13923 * config/v850/v850.h: Likewise.
13924 * defaults.h: Likewise.
13925 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13926 * expr.c (emit_block_move): Adjust use of
13927 OUTGOING_REG_PARM_STACK_SPACE.
13928 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13929 OUTGOING_REG_PARM_STACK_SPACE.
13930 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13932 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13934 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13935 on OMP_RETURN for OMP_FOR.
13938 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13939 (fortran_common): New function.
13940 (gen_variable_die): Call fortran_common instead of common_check,
13941 adjust for it returning tree instead of rtx. Formatting.
13943 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13947 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13948 * c-decl.c (merge_decls): Ditto.
13949 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13950 to RTL_CONST_OR_PURE_CALL_P.
13951 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13952 Initialized DECL_LOOPING_CONST_PURE.
13953 (process_call_operands): Set tree_side_effects properly.
13954 * tree.h (TREE_READONLY_DECL_P): Removed.
13955 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13956 (DECL_LOOPING_OR_CONST_P): New macro.
13957 (struct tree_function_decl): Added looping_const_or_pure_p.
13958 (ECF_*) Renumbered.
13959 (ECF_LOOPING_OR_CONST_P): New macro.
13960 * rtlanal.c (pure_const_p): Removed.
13961 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13962 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13963 to RTL_CONST_CALL_P.
13964 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13965 (check_decl, check_tree, check_call, scan_function): Initialize
13967 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13968 (static_execute): Set looping true for recursive functions.
13969 Undo setting state to IPA_NEITHER for recursive functions.
13970 * cse.c (cse_insn):
13971 * ifcvt.c (noce_can_store_speculate_p): Changed
13972 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13973 RTL_CONST_OR_PURE_CALL_P.
13974 * dse.c (scan_insn): Ditto.
13975 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13976 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13977 RTL_CONST_OR_PURE_CALL_P.
13978 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13979 pure_call_p to RTL_CONST_CALL_P.
13980 * gimplify.c (gimplify_call_expr): Clear side effects for
13981 non-looping pure and constant calls.
13982 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13983 (flags_from_decl_or_type): Set ecf flags from decl flags.
13984 (initialize_argument_information): Turn off
13985 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13986 Change const to pure if callee_copies is true rather than just
13988 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13989 way of marking pure calls.
13990 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13991 Remove hack that was supposed to fix pr7335 and remove old
13992 way of marking pure calls.
13993 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13994 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13995 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13996 RTL_CONST_OR_PURE_CALL_P.
13997 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13998 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13999 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
14000 * sched-deps.c (schedule_analyze): Ditto.
14001 * rtl.h (struct rtx_def): Use call field, unchanging field, and
14002 return_val field of calls to represent pure and const function info.
14003 (CONST_OR_PURE_CALL_P): Deleted macro.
14004 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
14005 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
14006 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
14008 * tree-optimize.c (execute_fixup_cfg): Added test for
14009 ECF_LOOPING_CONST_OR_PURE.
14010 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
14012 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
14013 effects for looping pure or const calls.
14014 (verify_gimple_expr): Added verification code.
14015 * config/alpha/alpha.c (alpha_legitimize_address,
14016 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
14018 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
14019 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
14020 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
14021 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
14022 RTL_CONST_OR_PURE_CALL_P.
14023 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
14024 and const calls to be deleted.
14026 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14029 * config/i386/mmx.md (mmx_subv2sf3): New expander.
14030 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14031 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14032 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14033 to handle nonimmediate operands.
14034 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14035 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14036 to handle nonimmediate operands.
14037 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14038 (mmx_pmulhrwv4hi3): New expander. Use
14039 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14040 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14041 (sse2_umulv1siv1di3): New expander. Use
14042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14043 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14044 (mmx_eq<mode>3): New expander. Use
14045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14046 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14047 (mmx_uavgv8qi3): New expander. Use
14048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14049 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14050 (mmx_uavgv4hi3): New expander. Use
14051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14053 * config/i386/sse.md
14054 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14055 to handle nonimmediate operands.
14056 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14057 to handle nonimmediate operands.
14058 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14059 to handle nonimmediate operands.
14060 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14061 to handle nonimmediate operands.
14062 (sse2_unpckhpd_exp): New expander. Use
14063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14064 (sse2_unpcklpd_exp): New expander. Use
14065 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14066 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14067 to handle nonimmediate operands.
14068 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14069 to handle nonimmediate operands.
14070 (*sse2_<plusminus_insn><mode>3): Rename from
14071 sse2_<plusminus_insn><mode>3 insn pattern.
14072 (sse2_<plusminus_insn><mode>3): New expander. Use
14073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14074 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14075 (sse2_umulv2siv2di3): New expander. Use
14076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14077 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14078 (sse4_1_mulv2siv2di3): New expander. Use
14079 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14080 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14081 (sse2_pmaddwd): New expander. Use
14082 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14083 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14084 (sse2_eq<mode>3): New expander. Use
14085 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14086 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14087 (sse4_1_eqv2di3): New expander. Use
14088 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14089 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14090 (sse2_uavgv16qi3): New expander. Use
14091 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14092 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14093 (sse2_uavgv16qi3): New expander. Use
14094 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14095 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14096 (sse2_uavgv8hi3): New expander. Use
14097 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14098 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14099 (ssse3_pmulhrswv8hi3): New expander. Use
14100 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14101 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14102 (ssse3_pmulhrswv4hi3): New expander. Use
14103 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14105 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14106 (<sse>_vmmul<mode>3): Ditto.
14107 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14109 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14110 (ssse3_pmaddubsw): Ditto.
14112 * config/i386/i386.c (struct_builtin_description)
14113 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14114 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14115 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14116 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14117 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14118 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14119 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14120 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14121 (ix86_fixup_binary_operands): Assert that src1
14122 and src2 must have the same mode when swapped.
14123 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14124 and ix86_binary_operator_ok. Do not force operands in registers
14127 2008-05-07 Jan Hubicka <jh@suse.cz>
14129 * cgraph.c (dump_cgraph_node): Update.
14130 * cgraph.h (cgraph_local_info): Break out inline summary.
14131 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14133 * ipa-inline (inline_summary): New accestor function.
14134 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14135 cgraph_decide_inlining, compute_inline_parameters): Update.
14136 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14138 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14140 Cleanup ColdFire scheduling support and add V4 pipeline model.
14142 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14143 (define_attr cpu): Add cfv4 value.
14144 (define_attr type, define_attr type1): Merge into a single 'type'
14145 attribute. Update all uses.
14146 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14147 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14149 (define_attr opx_mem, define_attr opy_mem): Remove.
14150 (define_attr op_mem): Clean up, update comment.
14151 (define_attr size): Use specific values instead of general int.
14152 (define_attr guess, define_attr split): Remove. Update all uses.
14153 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14154 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14155 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14156 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14157 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14158 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14159 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14160 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14161 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14162 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14163 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14164 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14165 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14166 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14167 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14168 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14169 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14170 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14171 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14172 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14173 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14174 Update or set attributes.
14175 (stack_tie): New fake instruction.
14177 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14178 (m68k_sched_attr_size): Update declaration.
14179 (m68k_sched_attr_type2): Remove.
14180 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14181 Declare new bypass predicates.
14183 * config/m68k/m68k.c (m68k_sched_issue_rate,
14184 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14186 (TARGET_SCHED_ISSUE_RATE,
14187 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14188 (override_options): Handle scheduling for ColdFire V4 core.
14189 (m68k_expand_prologue): Emit stack_tie.
14190 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14191 'OP_TYPE_FPN'. Update all uses.
14192 (sched_guess_p): Remove.
14193 (sched_address_type): Handle symbolic addresses.
14194 (sched_get_operand): New static function.
14195 (sched_operand_type): Merge into sched_attr_op_type.
14196 (sched_attr_op_type): Handle FP registers, handle quick constants,
14198 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14199 (m68k_sched_attr_size): Update. Move logic to ...
14200 (sched_get_attr_size_int): New static function.
14201 (sched_get_opxy_mem_type): New static function.
14202 (m68k_sched_attr_op_mem): Update.
14203 (m68k_sched_attr_type2): Remove.
14204 (sched_cfv4_bypass_data): New static variable.
14205 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14206 (m68k_sched_issue_rate): Implement scheduler hook.
14207 (struct _sched_ib: enabled_p): New field.
14208 (m68k_sched_variable_issue): Update. Handle V4.
14209 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14210 sched_dump_class_func_t, sched_dump_split_class,
14211 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14212 sched_dump_dfa_class, m68k_sched_dump): Remove.
14213 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14215 (m68k_sched_init_global): Remove statisctics dumping, introduce
14216 sanity check that all instructions have pipeline reservations. Handle
14218 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14219 Handle ColdFire V4 core.
14220 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14221 New static functions.
14222 (m68k_sched_address_bypass_p): New bypass predicate.
14223 (sched_get_indexed_address_scale): New static function.
14224 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14226 * cf.md: Update comments.
14227 (define_attr type2): Remove. Use 'type' attribute instead.
14229 (cf_ib): Rename to cfv123_ib. Update all uses.
14230 (cf_oep): Rename to cfv123_oep. Update all uses.
14231 (cf_chr): Rename to cfv123_chr. Update all uses.
14232 (cf_mem): Rename to cfv123_mem. Update all uses.
14233 (cf_mac): Move to more appropriate place.
14234 (cfv123_guess): New automaton and cpu_unit.
14235 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14236 Update uses of 'size' attribute. Handle before reload scheduling.
14237 (cfv123_guess): New dummy reservation for unhandled instructions.
14238 (cfv4_*): Pipeline description of ColdFire V4 core.
14239 (ignore): New reservation to handle 'ignore' type.
14241 2008-05-07 Ian Lance Taylor <iant@google.com>
14243 PR middle-end/36013
14244 * gimplify.c (find_single_pointer_decl_1): Don't look through
14246 (find_single_pointer_decl): Adjust comments.
14248 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14250 PR middle-end/36137
14251 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14252 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14254 PR middle-end/36106
14255 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14256 integral type rather than floating point, then VIEW_CONVERT_EXPR
14257 to the floating point type.
14259 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14261 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14262 TFmode op0 to register.
14264 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14266 * c-decl.c (grokdeclarator): Comment typo.
14268 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14270 * tree-flow.h: Remove prototype for computed_goto_p.
14271 * tree-cfg.c (computed_goto_p): Make static.
14273 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14276 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14277 (contains_aligned_value_p): This. Handle _Decimal128.
14278 (ix86_function_arg_boundary): Only align _Decimal128 to its
14279 natural boundary and handle it properly.
14281 2008-05-06 Martin Jambor <mjambor@suse.cz>
14283 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14284 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14285 (ipcp_method_set_orig_node): Removed.
14286 (ipcp_cval_get_cvalue_type): Removed.
14287 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14288 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14289 (ipcp_cval_set_cvalue_type): Removed.
14290 (ipcp_cval_get_cvalue): Removed.
14291 (ipcp_cval_set_cvalue): Removed.
14292 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14293 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14294 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14295 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14296 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14297 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14298 (ipcp_get_ith_lattice): Changed parameters.
14299 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14300 (ipcp_lattice_from_jfunc): Changed parameters.
14301 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14302 (ipcp_method_cval_print): Added temporary variable info.
14303 (ipcp_redirect): Removed already unused local variable caller.
14304 (ipcp_redirect): New temporary variable orig_callee_info
14305 (ipcp_redirect): Removed newly unused local variable callee.
14306 (ipcp_redirect): Removed (a bit confusing) local variable type.
14307 (ipcp_insert_stage): Added local variable info.
14308 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14310 (ipcp_formal_create): Removed.
14311 (ipcp_method_cval_set): Removed.
14312 (ipcp_propagate_stage): Renamed lattice variables.
14313 (ipcp_method_cval_set_cvalue_type): Removed.
14314 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14315 (ipcp_print_all_lattices): Changed printed strings to refer to
14316 lattices rather than cvals.
14317 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14318 (ipcp_propagate_const): Changed formal parameters.
14319 (build_const_val): Changed formal parameters.
14320 (ipcp_insert_stage): Removed useless variable cvalue
14321 (build_const_val): Changed formal parameters.
14322 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14323 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14324 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14325 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14326 (ipcp_print_func_profile_counts): Changed string from "method" to
14328 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14329 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14330 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14331 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14332 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14333 (ipcp_lat_is_const): Changed parameters and made inline.
14334 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14335 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14336 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14337 the predicate condition directly
14338 (ipcp_propagate_stage): Added local variable args. Removed local
14339 variable callee. (Both are mere code simplifications.)
14340 (ipcp_method_dont_insert_const): Renamed to
14341 ipcp_node_not_modifiable_p.
14342 (ipcp_node_not_modifiable_p): Made inline.
14343 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14344 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14345 (ipcp_print_all_lattices): Removed variable cvalue
14346 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14349 2008-05-06 Olivier Hainque <hainque@adacore.com>
14351 * tree-sra.c (try_instantiate_multiple_fields): Early return
14352 if field has POINTER_TYPE.
14354 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14356 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14357 by using 'q' specifier for instruction.
14358 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14360 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14362 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14363 Change mode of zero_extract from QImode to HImode.
14364 (sign bit tests peepholes): (Ditto.).
14366 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14368 * config/i386/mmx.md: Remove double backslashes from asm templates.
14369 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14370 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14371 to handle nonimmediate operands.
14372 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14373 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14374 to handle nonimmediate operands.
14375 (*mmx_<code>v2sf3_finite): New insn pattern.
14376 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14377 (mmx_<code>v2sf3): New expander. Use
14378 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14379 (mmx_<plusminus_insn><mode>3): New expander. Use
14380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14381 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14382 (mmx_add<mode>3): Removed.
14383 (mmx_ssadd<mode>3): Ditto.
14384 (mmx_usadd<mode>3): Ditto.
14385 (mmx_sub<mode>3): Ditto.
14386 (mmx_sssub<mode>3): Ditto.
14387 (mmx_ussub<mode>3): Ditto.
14388 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14389 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14390 to handle nonimmediate operands.
14391 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14393 (mmx_smulv4hi3_highpart): New expander. Use
14394 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14395 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14397 (mmx_umulv4hi3_highpart): New expander. Use
14398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14399 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14400 (mmx_<code>v4hi3): New expander. Use
14401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14402 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14403 (mmx_<code>v8qi3): New expander. Use
14404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14405 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14406 (mmx_<code><mode>3): New expander. Use
14407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14409 2008-05-05 Jan Hubicka <jh@suse.cz>
14411 PR tree-optimization/36118
14412 * passes.c (pass_init_dump_file): Fix dump header.
14414 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14416 PR middle-end/36141
14417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14418 VCE for function decls.
14420 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14422 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14424 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14426 * config/i386/i386.md (sat_plusminus): New.
14427 (plusminus_insn): Likewise.
14428 (plusminus_mnemonic): Likewise.
14430 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14431 (*<addsub><mode>3_cc_overflow): Renamed to ...
14432 (*<plusminus_insn><mode>3_cc_overflow): This.
14433 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14434 (*<plusminus_insn>si3_zext_cc_overflow): This.
14436 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14437 (<plusminus_insn><mode>3): This.
14438 (*<addsub><mode>3): Renamed to ...
14439 (*<plusminus_insn><mode>3): This.
14440 (<sse>_vm<addsub><mode>3): Renamed to ...
14441 (<sse>_vm<plusminus_insn><mode>3): This.
14442 (sse3_h<addsub>v4sf3): Renamed to ...
14443 (sse3_h<plusminus_insn>v4sf3): This.
14444 (sse3_h<addsub>v2df3): Renamed to ...
14445 (sse3_h<plusminus_insn>v2df3): This.
14446 (<plusminus_insn><mode>3): New.
14447 (*<plusminus_insn><mode>3): Likewise.
14448 (sse2_<plusminus_insn><mode>3): Likewise.
14449 (add<mode>): Removed.
14450 (*add<mode>3): Likewise.
14451 (sse2_ssadd<mode>3): Likewise.
14452 (sse2_usadd<mode>3): Likewise.
14453 (sub<mode>3): Likewise.
14454 (*sub<mode>3): Likewise.
14455 (sse2_sssub<mode>3): Likewise.
14456 (sse2_ussub<mode>3): Likewise.
14458 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14460 * gthr-single.h: Add in required interface elements as per gthr.h.
14461 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14462 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14463 Generalize UNUSED macro.
14464 (__gthread_once): Add.
14465 (__gthread_key_create): Add.
14466 (__gthread_key_delete): Add.
14467 (__gthread_getspecific): Add.
14468 (__gthread_setspecific): Add.
14470 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14472 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14473 the same size types for the indirect reference on the rhs, then
14476 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14478 * config/i386/i386.md
14479 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14480 one insn template instead of template series.
14481 (*xordi_1_rex64): Ditto.
14482 (*xordi_2_rex64): Ditto.
14484 2008-05-05 Ira Rosen <irar@il.ibm.com>
14486 PR tree-optimization/36119
14487 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14490 2008-06-04 Jan Hubicka <jh@suse.cz>
14492 tree-optimization/36100
14493 * tree-pass.h (pass_O0_always_inline): Declare.
14494 * ipa-inline.c (inline_transform): Remove dead code.
14495 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14496 pass_O0_always_inline): New.
14497 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14499 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14501 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14502 mnemonic in this_param move for TARGET_64BIT.
14504 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14506 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14507 (*strmovsi_rex_1): Ditto.
14508 (*strsetsi_1): Ditto.
14509 (*strsetsi_rex_1): Ditto.
14511 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14512 adddicc expanders using SWI mode iterator.
14514 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14517 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14520 2008-05-04 David S. Miller <davem@davemloft.net>
14522 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14523 (sparc*-*-linux*): Use linux.h in tm_file.
14524 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14525 compiler defaulting to 32-bit.
14526 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14528 * config/sparc/linux.h: Remove definitions now obtained
14529 properly from linux.h
14530 * config/sparc/linux64.h: Likewise.
14531 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14532 don't want this setting for 32-bit builds in a biarch compiler.
14533 * doc/install.texi: Add sparc-linux to list of targets
14534 supporting --enable-targets=all.
14536 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14538 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14540 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14542 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14543 after V4SI_FTYPE_V8HI.
14544 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14545 case V4SI_FTYPE_V2DF.
14547 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14549 * doc/invoke.texi (max-flow-memory-locations): Removed.
14550 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14552 2008-05-03 Richard Guenther <rguenther@suse.de>
14554 PR middle-end/34973
14555 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14557 2008-05-02 David S. Miller <davem@davemloft.net>
14559 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14561 2008-05-02 Simon Baldwin <simonb@google.com>
14564 * c-common.h (warn_array_subscript_range): Removed.
14565 * c-common.c (warn_array_subscript_range): Ditto.
14566 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14567 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14569 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14571 * config/i386/i386.c (ix86_special_builtin_type): New.
14572 (bdesc_special_args): Likewise.
14573 (ix86_expand_special_args_builtin): Likewise.
14574 (ix86_init_mmx_sse_builtins): Updated.
14575 (ix86_expand_builtin): Updated.
14576 (ix86_expand_store_builtin): Removed.
14577 (ix86_expand_unop_builtin): Likewise.
14579 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14580 * config/i386/mmintrin.h (__v2sf): Here.
14582 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14584 (_mm_loadl_pi): Likewise.
14585 (_mm_storeh_pi): Replace __v2si with __v2sf.
14586 (_mm_storel_pi): Likewise.
14588 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14589 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14590 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14591 __builtin_ia32_loadlpd.
14593 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14595 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14596 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14597 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14598 (ix86_init_mmx_sse_builtins): Updated.
14599 (ix86_expand_args_builtin): Likewise.
14600 (ix86_expand_builtin): Likewise.
14601 (ix86_expand_unop1_builtin): Renamed to ...
14602 (ix86_expand_unop_vec_merge_builtin): This.
14604 2008-05-01 Jan Hubicka <jh@suse.cz>
14607 * ipa-inline.c (inline_generate_summary): Make static.
14608 (inline_transform): Do not call inlining at -O0; make static.
14609 * passes.c (execute_todo): Add sanity check.
14610 (execute_one_ipa_transform_pass): Execute proper flags.
14612 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14614 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14615 (DECL_NONADDRESSABLE_P): Likewise.
14616 * alias.c (record_component_aliases): Fix comment.
14618 2008-05-01 Simon Baldwin <simonb@google.com>
14620 * c-common.h (warn_array_subscript_range): New function.
14621 * c-common.c (warn_array_subscript_range): Ditto.
14622 * tree-vrp.c (check_array_ref): Corrected code to agree with
14623 comment, ignoring only arrays of size 0 or size 1.
14624 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14626 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14628 * config/i386/i386.c (ix86_builtin_type): Replace
14629 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14630 (bdesc_args): Updated.
14631 (ix86_init_mmx_sse_builtins): Likewise.
14632 (ix86_expand_args_builtin): Likewise.
14634 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14637 * doc/extend.texi: Correct __builtin_ia32_palignr.
14639 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14642 * config/i386/i386.c (bdesc_crc32): Removed.
14643 (ix86_expand_crc32): Likewise.
14644 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14645 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14646 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14647 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14648 UINT_FTYPE_UINT_UCHAR.
14649 (bdesc_args): Updated. Add crc32 builtins.
14650 (ix86_init_mmx_sse_builtins): Updated.
14651 (ix86_expand_args_builtin): Updated to support subreg.
14653 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14655 2008-05-01 Jan Hubicka <jh@suse.cz>
14657 * tree-pass.h (opt_pass): Add IPA_PASS.
14658 (varpool_node, cgraph_node): Forward declare.
14659 (ipa_opt_pass): Define.
14660 (pass_ipa_inline): Turn into ipa_opt_pass.
14661 (pass_apply_inline): Remove.
14662 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14663 (apply_inline): Turn into ....
14664 (inline_transform): ... this one.
14665 (inline_generate_summary): New function.
14666 (pass_apply_inline): Remove.
14667 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14669 (struct function): Add ipa_transforms_to_apply.
14670 * passes.c (register_one_dump_file): Work on IPA_PASS.
14671 (init_optimization_passes): Remove pass_inline_parameters and
14673 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14674 (execute_one_pass) ... here; apply transforms when possible.
14675 (add_ipa_transform_pass, execute_ipa_summary_asses,
14676 execute_one_ipa_transform_pass): New.
14677 (execute_ipa_pass_list): Update for IPA_PASS type.
14679 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14681 * config/i386/i386.c (ix86_builtin_type): Add
14682 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14683 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14684 (bdesc_args): Add SSE4a builtins.
14685 (ix86_init_mmx_sse_builtins): Updated.
14686 (ix86_expand_args_builtin): Likewise.
14687 (ix86_expand_builtin): Likewise.
14689 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14691 * config/i386/i386.c (ix86_builtin_type): Add
14692 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14693 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14694 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14695 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14696 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14697 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14698 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14699 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14700 and DI_FTYPE_DI_DI_INT.
14701 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14702 (ix86_init_mmx_sse_builtins): Updated.
14703 (ix86_expand_args_builtin): Likewise.
14704 (ix86_expand_builtin): Likewise.
14705 (ix86_expand_binop_imm_builtin): Removed.
14707 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14709 2008-04-30 Richard Guenther <rguenther@suse.de>
14711 PR tree-optimization/32921
14712 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14714 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14716 * config/arm/arm.c (arm_unwind_emit): Use
14717 crtl->all_throwers_are_sibcalls instead of
14718 cfun->all_throwers_are_sibcalls.
14719 (arm_output_fn_unwind): Likewise.
14720 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14721 instead of cfun->uses_pic_offset_table.
14722 (frv_expand_prologue): Likewise.
14723 (frv_frame_pointer_required): Likewise.
14724 (frv_expand_fdpic_call): Likewise.
14725 (frv_emit_movsi): Likewise.
14726 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14727 cfun->returns_pcc_struct instead of
14728 current_function_returns_pcc_struct.
14729 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14730 instead of cfun->calls_eh_return.
14731 (m32c_pushm_popm): Likewise.
14732 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14733 "extern" declaration.
14735 2008-04-30 Richard Guenther <rguenther@suse.de>
14737 PR tree-optimization/21636
14738 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14740 (evaluate_stmt): Print the likely value.
14741 (ccp_visit_stmt): Avoid excessive vertical spacing.
14743 2008-04-30 Rafael Espíndola <espindola@google.com>
14745 * builtins.c (fold_call_expr): Return realret.
14746 * tree-ssa-threadedge.c
14747 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14748 __builtin_object_size.
14750 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14752 * gcc.c (wrapper_string): New variable.
14753 (insert_wrapper): New function.
14754 (execute): New option -wrapper.
14755 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14757 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14759 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14760 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14761 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14763 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14764 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14765 config/rs6000/e500crtres64gprctr.asm,
14766 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14767 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14768 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14769 config/rs6000/e500crtsav64gprctr.asm,
14770 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14771 config/rs6000/e500crtsavg64gprctr.asm: New files.
14772 * config/rs6000/t-ppccomm: Add build rules for new files.
14773 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14774 * config/rs6000/t-netbsd: Add build rules for new files.
14775 (LIB2FUNCS_STATIC_EXTRA): New variable.
14776 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14777 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14778 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14780 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14782 * config/i386/i386.c (ix86_builtin_type): Add
14783 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14784 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14785 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14786 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14787 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14788 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14789 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14790 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14791 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14792 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14793 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14794 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14795 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14796 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14797 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14798 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14799 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14800 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14801 V1DI_FTYPE_V2SI_V2SI.
14802 (bdesc_2arg): Moved to ...
14803 (bdesc_args): Here.
14804 (ix86_init_mmx_sse_builtins): Updated.
14805 (ix86_expand_args_builtin): Updated. Take a pointer
14806 to const struct builtin_description. Handle comparison
14808 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14809 (ix86_expand_builtin): Updated.
14811 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14812 (ssse3_pmaddubsw128): This.
14813 (ssse3_pmaddubswv4hi3): Renamed to ...
14814 (ssse3_pmaddubsw): This.
14816 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14817 (__builtin_ia32_packssdw128): Likewise.
14818 (__builtin_ia32_packuswb128): Likewise.
14819 (__builtin_ia32_pmaddubsw): Likewise.
14820 (__builtin_ia32_pmaddubsw128): Likewise.
14822 2008-04-30 Richard Guenther <rguenther@suse.de>
14824 PR tree-optimization/14847
14825 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14826 (recognize_bits_test): Use it.
14827 (recognize_single_bit_test): Likewise.
14829 2008-04-30 Martin Jambor <mjambor@suse.cz>
14831 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14832 instead of setting number of formal parameters to zero.
14833 (ipcp_init_stage): Do not set the number of actual parameters to zero
14835 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14836 which are called with variable number of arguments.
14837 (ipcp_insert_stage): Explicitely skipping all nodes which are
14838 called with variable number of arguments.
14839 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14840 number of parameters.
14842 * ipa-prop.h (struct ipa_node_params): Added flag
14843 called_with_var_arguments
14844 (ipa_set_param_count): Added. Changed sole setter to use it.
14845 (ipa_get_param_count): Added. All readers of param_count
14846 converted to use it instead.
14847 (ipa_set_called_with_variable_arg): Added.
14848 (ipa_is_called_with_var_arguments): Added.
14849 (ipa_get_ith_param): Added. All readers of param_decls converted
14851 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14853 (ipa_get_cs_argument_count): Added, all readers of argument_count
14855 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14858 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14859 (struct ipcp_lattice): Renamed cval_type to type
14860 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14862 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14863 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14864 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14865 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14866 (build_const_val): Changed the type of parameter cvalue to tree
14867 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14868 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14870 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14873 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14874 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14875 (ipa_add_method): Renamed to ipa_push_func_to_list
14876 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14877 (ipa_callsite_param_count): Removed.
14878 (ipa_callsite_param_count_set): Removed.
14879 (ipa_callsite_param): Removed.
14880 (ipa_callsite_callee): Removed.
14881 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14882 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14883 (ipa_method_formal_count): Removed.
14884 (ipa_method_formal_count_set): Removed.
14885 (ipa_method_get_tree): Removed.
14886 (ipa_method_tree_map_create): Removed.
14887 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14888 (ipa_create_param_decls_array): Creates the array itself
14889 (ipa_create_param_decls_array): Temporary variable info instead of
14890 a few dereferences.
14891 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14892 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14893 (get_type): Removed.
14894 (ipa_jf_get_info_type): Removed.
14895 (ipa_node_create): Renamed to ipa_create_node_params
14896 (ipa_free): Renamed to ipa_free_all_node_params
14897 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14898 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14899 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14900 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14901 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14902 ipa_free_all_edge_args
14903 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14904 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14905 (ipa_create_methodlist_node): Removed.
14906 (ipa_methodlist_method): Removed.
14907 (ipa_methodlist_method_set): Removed.
14908 (ipa_methodlist_next_method): Removed.
14909 (ipa_methodlist_next_method_set): Removed.
14910 (ipa_method_is_modified): Removed.
14911 (ipa_method_modify_create): Removed.
14912 (ipa_method_modify_init): Temporary variable info instead of a few
14914 (ipa_detect_param_modifications): Temporary variable info instead of
14915 a few dereferences.
14916 (ipa_compute_jump_functions): Temporary variable info instead of
14917 a few dereferences.
14918 (ipa_method_modify_set): Removed.
14919 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14920 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14921 than craph_node as the first parameter.
14922 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14923 (ipa_method_modify_init): Removed.
14924 (ipa_compute_jump_functions): Added a temp variable instead of
14925 repeatadly dereferencing the cgraph_edge.aux pointer
14926 (ipa_callsite_param_set_type): Removed.
14927 (ipa_compute_jump_functions): i renamed to index and moved to
14929 (ipa_callsite_param_set_info_type_formal): Removed.
14930 (ipa_callsite_param_set_info_type): Removed.
14931 (ipa_callsite_param_map_create): Removed.
14932 (ipa_callsite_tree): Removed.
14933 (ipa_callsite_caller): Removed.
14934 (ipa_pop_func_from_list): return_method removed to return_func
14936 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14937 prefixed all values with IPA_. Changed all users.
14938 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14939 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14940 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14941 (union parameter_info): Renamed to jump_func_value.
14942 (union jump_func_value): Renamed value to constant
14943 (struct ipa_jump_func): Renamed info_type to value
14944 (struct ipa_node): Renamed to ipa_node_params
14945 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14946 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14947 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14948 (struct ipa_edge): Renamed to ipa_edge_args
14949 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14950 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14951 (struct ipa_methodlist): Renamed to ipa_func_list
14952 (struct ipa_func_list): method_p renamed to node, next_method
14954 (ipa_methodlist_p): Removed, switched all users to struct pointer
14955 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14957 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14959 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14960 (rs6000_emit_epilogue): Use backchain to restore only when we
14961 have a large frame. Make use of frame pointer to restore if we
14962 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14964 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14966 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14967 Add mode to zero_extract.
14968 (sign bit tests peepholes): (Ditto.).
14970 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14972 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14973 Instructions in comments with SSE3.
14974 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14975 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14976 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14977 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14978 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14979 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14980 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14981 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14982 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14983 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14984 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14985 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14986 (bdesc_sse_args): Renamed to ...
14987 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14988 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14989 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14990 IX86_BUILTIN_FABSQ.
14991 (bdesc_1arg): Moved to ...
14992 (bdesc_args): Here.
14993 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14994 Instructions in comments with SSE3.
14995 (ix86_expand_sse_operands_builtin): Renamed to ...
14996 (ix86_expand_args_builtin): This. Updated.
14997 (ix86_expand_unop1_builtin): Update comments.
14998 (ix86_expand_builtin): Updated.
15000 2008-04-29 Richard Guenther <rguenther@suse.de>
15002 PR tree-optimization/36078
15003 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
15004 Update virtual SSA form after cleaning up the CFG.
15006 2008-04-29 Richard Guenther <rguenther@suse.de>
15008 PR middle-end/15255
15009 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
15011 2008-04-29 Richard Guenther <rguenther@suse.de>
15013 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
15014 (compute_may_aliases): Do not call finalize_ref_all_pointers.
15015 (compute_flow_insensitive_aliasing): Do not treat
15016 PTR_IS_REF_ALL pointers special.
15017 (get_smt_for): Likewise.
15018 (may_alias_p): Re-structure.
15019 (is_escape_site): A ref-all pointer conversion is not an escape site.
15020 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
15021 PTR_IS_REF_ALL pointers special.
15022 * tree-ssa-structalias.h (struct alias_info): Remove
15023 ref_all_symbol_mem_tag field.
15024 (PTR_IS_REF_ALL): Remove.
15026 2008-04-29 Richard Guenther <rguenther@suse.de>
15028 PR middle-end/36077
15029 * fold-const.c (extract_muldiv_1): In combining division constants
15030 make sure to never overflow.
15032 2008-04-29 Nick Clifton <nickc@redhat.com>
15034 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15036 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15039 * optc-gen.awk: Work around HP-UX/IA awk bug.
15041 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15043 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15046 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15049 * config/i386/i386.md
15050 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15051 Change operand 1 predicate to nonimmediate_operand.
15053 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15056 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15058 * gengtype.c (walk_type, write_func_for_structure): Handle
15060 * doc/gty.texi: Document chain_circular.
15062 2008-04-28 Richard Guenther <rguenther@suse.de>
15064 PR tree-optimization/36066
15065 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15068 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15071 * config/i386/i386.md
15072 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15073 Use match_scratch instead of match_operand for operands 3 and 4.
15075 2008-04-27 Richard Guenther <rguenther@suse.de>
15077 PR tree-optimization/18754
15078 PR tree-optimization/34223
15079 * tree-pass.h (pass_complete_unrolli): Declare.
15080 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15081 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15082 Rewrite loop into loop closed SSA form if it is not already.
15083 (tree_unroll_loops_completely): Re-structure to iterate over
15084 innermost loops with intermediate CFG cleanups.
15085 Unroll outermost loops only if requested or the code does not grow
15087 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15088 loops are available.
15089 (tree_vectorize): Instead do so here.
15090 (tree_complete_unroll): Also unroll outermost loops.
15091 (tree_complete_unroll_inner): New function.
15092 (gate_tree_complete_unroll_inner): Likewise.
15093 (pass_complete_unrolli): New pass.
15094 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15095 uses outside of the loop.
15096 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15097 form if it is available.
15098 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15099 * passes.c (init_optimization_passes): Schedule complete inner
15100 loop unrolling pass before the first CCP pass after final inlining.
15102 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15104 * targhooks.h (default_emutls_var_fields,
15105 default_emutls_var_init): Declare.
15106 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15107 * target.h (struct gcc_target): Add struct emutls member.
15108 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15109 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15110 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15111 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15112 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15113 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15114 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15115 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15116 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15117 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15118 emit debug information.
15119 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15120 * varasm.c: Include targhooks.h.
15121 (emutls_object_section, emutls_tmpl_section): New.
15122 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15123 (EMUTLS_SEPARATOR): New.
15124 (prefix_name): New.
15125 (get_emutls_object_name): New.
15126 (default_emutls_var_fields): New, broken out of ...
15127 (get_emutls_object_type): ... here. Adjust to use target hooks.
15128 (get_emutls_init_templ_addr): Adjust to use target hooks.
15129 (emutls_decl): Adjust to use target hooks.
15130 (emutls_finish): Likewise.
15131 (default_emutls_var_init): New, broken out of ...
15132 (assemble_variable): ... here. Adjust to use target hooks.
15133 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15134 SECCAT_EMUTLS_TMPL.
15135 * c-common.c (handle_section_attribute): Prevent overriding
15136 sections for emulated tls with special sections.
15137 * config/i386/i386.c (x86_64_elf_select_section): Add
15138 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15139 (x86_64_elf_unique_section): Likewise.
15140 * config/vxworks.c: Include tree.h.
15141 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15142 (vxworks_override_options): Set TLS scheme.
15143 * doc/tm.texi (Emulated TLS): New node.
15145 2008-04-26 Simon Baldwin <simonb@google.com>
15148 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15149 with propagated string constants.
15151 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15153 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15154 constraint for operand 2 when operand 0 is memory operand.
15155 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15156 operand 0 is memory operand.
15157 (fix_trunc<mode>_i387_with_temp): Ditto.
15158 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15159 operand 2 when operand 1 is memory operand.
15160 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15161 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15162 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15163 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15164 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15165 operands 2,3 and 4 when operand 1 is memory operand.
15166 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15168 (fistdi2_floor_with_temp): Ditto.
15169 (fist<mode>2_floor_with_temp): Ditto.
15170 (fistdi2_ceil_with_temp): Ditto.
15171 (fist<mode>2_ceil_with_temp): Ditto.
15172 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15174 2008-04-26 David Daney <ddaney@avtrex.com>
15176 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15178 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15179 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15180 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15181 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15182 (compare_and_swap_12): New insn.
15183 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15184 * config/mips/mips.c (mips_force_binary): New function.
15185 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15186 (mips_expand_compare_and_swap_12): New function.
15187 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15189 2008-04-25 Jan Hubicka <jh@suse.cz>
15192 * cfgexpand.c (pass_expand): Turn into RTL pass.
15193 * passes.c (execute_one_pass): Do pass typechecking after execution.
15194 * tree-pass.h (pass_expand): Turn into RTL pass.
15196 * function.h (struct rtl_data): Move here fields
15197 accesses_prior_frames, calls_eh_return, saves_all_registers,
15198 has_nonlocal_goto, has_asm_statement, is_thunk,
15199 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15200 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15201 arg_pointer_save_area_init from struct function; turn into bool.
15202 (struct function): Move
15203 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15204 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15205 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15206 tail_call_emit, arg_pointer_save_area_init
15207 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15208 (current_function_returns_struct, current_function_returns_pcc_struct,
15209 current_function_calls_setjmp, current_function_calls_alloca,
15210 current_function_accesses_prior_frames,
15211 current_function_calls_eh_return, current_function_is_thunk,
15212 current_function_stdarg, current_function_profile,
15213 current_function_limit_stack, current_function_uses_pic_offset_table,
15214 current_function_uses_const_pool, current_function_has_nonlocal_label,
15215 current_function_saves_all_registers,
15216 current_function_has_nonlocal_goto,
15217 current_function_has_asm_statement): Remove accesor macros.
15218 * ra-conflict.c (global_conflicts): Update.
15219 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15220 (suitable_for_tail_call_opt_p): Update.
15221 * builtins.c (expand_builtin_return_addr): Update.
15222 (expand_builtin_setjmp_setup): Update.
15223 (expand_builtin_nonlocal_goto): Update.
15224 * final.c (final_start_function): Update.
15225 (profile_function): Update.
15226 (leaf_function_p): Update.
15227 (only_leaf_regs_used): Update.
15228 * df-scan.c (df_get_exit_block_use_set): Update.
15229 * dojump.c (clear_pending_stack_adjust): Update.
15230 * tree-stdarg.c (gate_optimize_stdarg): Update.
15231 * gimple-low.c (lower_function_body): Update.
15232 * global.c (compute_regsets): Update.
15233 (global_alloc): Update.
15234 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15235 * expr.c (expand_assignment): Update.
15236 * dse.c (dse_step0): Update.
15237 (dse_step1): Update.
15238 * c-decl.c (store_parm_decls): Update.
15239 * local-alloc.c (combine_regs): Update.
15240 (find_free_reg): Update.
15241 * function.c (assign_parms_augmented_arg_list): Update.
15242 (assign_parm_find_data_types): Update.
15243 (assign_parms): Update.
15244 (allocate_struct_function): Update.
15245 (expand_function_start): Update.
15246 (expand_function_end): Update.
15247 (get_arg_pointer_save_area): Update.
15248 (thread_prologue_and_epilogue_insns): Update.
15249 (rest_of_match_asm_constraints): Update.
15250 * stor-layout.c (variable_size): Update.
15251 * gcse.c (gcse_main): Update.
15252 (bypass_jumps): Update.
15253 * gimplify.c (gimplify_function_tree): Update.
15254 * calls.c (emit_call_1): Update.
15255 (expand_call): Update.
15256 * bt-load.c (compute_defs_uses_and_gen): Update.
15257 * except.c (sjlj_assign_call_site_values): Update.
15258 (sjlj_emit_function_enter): Update.
15259 (can_throw_external): Update.
15260 (set_nothrow_function_flags): Update.
15261 (expand_builtin_unwind_init): Update.
15262 (expand_eh_return): Update.
15263 (convert_to_eh_region_ranges): Update.
15264 (output_function_exception_table): Update.
15265 * emit-rtl.c (gen_tmp_stack_mem): Update.
15266 * cfgexpand.c (expand_used_vars): Update.
15267 (tree_expand_cfg): Update.
15268 * cfgcleanup.c (rest_of_handle_jump): Update.
15269 * explow.c (allocate_dynamic_stack_space): Update.
15270 * varasm.c (assemble_start_function): Update.
15271 (force_const_mem): Update.
15272 (mark_constant_pool): Update.
15273 * tree-optimize.c (tree_rest_of_compilation): Update.
15274 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15275 * tree-cfg.c (notice_special_calls): Update.
15276 (is_ctrl_altering_stmt): Update.
15277 (tree_can_make_abnormal_goto): Update.
15278 (tree_purge_dead_abnormal_call_edges): Update.
15279 * config/alpha/predicates.md: Update.
15280 * config/alpha/alpha.c (alpha_sa_mask): Update.
15281 (alpha_sa_size): Update.
15282 (alpha_does_function_need_gp): Update.
15283 (alpha_expand_prologue): Update.
15284 (alpha_start_function): Update.
15285 (alpha_output_function_end_prologue): Update.
15286 (alpha_expand_epilogue): Update.
15287 * config/frv/frv.c (frv_stack_info): Update.
15288 (frv_expand_epilogue): Update.
15289 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15290 (s390_register_info): Update.
15291 (s390_frame_info): Update.
15292 (s390_init_frame_layout): Update.
15293 (s390_can_eliminate): Update.
15294 (save_gprs): Update.
15295 * config/spu/spu.c (spu_split_immediate): Update.
15296 (need_to_save_reg): Update.
15297 (spu_expand_prologue): Update.
15298 (spu_expand_epilogue): Update.
15299 * config/sparc/sparc.md: Update.
15300 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15301 (sparc_tls_got): Update.
15302 (legitimize_pic_address): Update.
15303 (sparc_emit_call_insn): Update.
15304 (sparc_expand_prologue): Update.
15305 (output_return): Update.
15306 (print_operand): Update.
15307 (sparc_function_ok_for_sibcall): Update.
15308 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15309 * config/m32r/m32r.md: Update.
15310 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15311 (m32r_compute_frame_size): Update.
15312 (m32r_expand_prologue): Update.
15313 (m32r_expand_epilogue): Update.
15314 (m32r_legitimize_pic_address): Update.
15315 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15316 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15317 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15318 (gen_push): Update.
15319 (ix86_save_reg): Update.
15320 (ix86_compute_frame_layout): Update.
15321 (ix86_expand_prologue): Update.
15322 (ix86_expand_epilogue): Update.
15323 * config/sh/sh.c (output_stack_adjust): Update.
15324 (calc_live_regs): Update.
15325 (sh5_schedule_saves): Update.
15326 (sh_expand_prologue): Update.
15327 (sh_expand_epilogue): Update.
15328 (sh_setup_incoming_varargs): Update.
15329 (sh_allocate_initial_value): Update.
15330 (sh_get_pr_initial_val): Update.
15331 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15332 * config/sh/sh.md (label:): Update.
15333 * config/avr/avr.c (out_movhi_mr_r): Update.
15334 * config/crx/crx.h (enum): Update.
15335 * config/xtensa/xtensa.h (along): Update.
15336 * config/stormy16/stormy16.c Update.
15337 (xstormy16_compute_stack_layout): Update.
15338 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15339 (fr30_expand_prologue): Update.
15340 * config/cris/cris.c (cris_conditional_register_usage): Update.
15341 (cris_reg_saved_in_regsave_area): Update.
15342 (cris_initial_frame_pointer_offset): Update.
15343 (cris_simple_epilogue): Update.
15344 (cris_expand_prologue): Update.
15345 (cris_expand_epilogue): Update.
15346 (cris_expand_pic_call_address): Update.
15347 (cris_asm_output_symbol_ref): Update.
15348 (cris_asm_output_label_ref): Update.
15349 * config/cris/cris.md Update.
15350 * config/iq2000/iq2000.c (compute_frame_size): Update.
15351 (iq2000_expand_epilogue): Update.
15352 * config/mt/mt.h (save_direction): Update.
15353 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15354 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15355 (ia64_secondary_reload_class): Update.
15356 * config/m68k/m68k.c (m68k_save_reg): Update.
15357 (m68k_expand_prologue): Update.
15358 (m68k_expand_epilogue): Update.
15359 (legitimize_pic_address): Update.
15360 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15361 (first_reg_to_save): Update.
15362 (first_altivec_reg_to_save): Update.
15363 (compute_vrsave_mask): Update.
15364 (compute_save_world_info): Update.
15365 (rs6000_stack_info): Update.
15366 (spe_func_has_64bit_regs_p): Update.
15367 (rs6000_ra_ever_killed): Update.
15368 (rs6000_emit_eh_reg_restore): Update.
15369 (rs6000_emit_allocate_stack): Update.
15370 (rs6000_emit_prologue): Update.
15371 (rs6000_emit_epilogue): Update.
15372 (rs6000_output_function_epilogue): Update.
15373 (output_profile_hook): Update.
15374 (rs6000_elf_declare_function_name): Update.
15375 * config/rs6000/rs6000.h (rs6000_args): Update.
15376 * config/rs6000/rs6000.md: Update.
15377 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15378 * config/arc/arc.c (arc_output_function_epilogue): Update.
15379 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15380 * config/darwin.c (machopic_function_base_name): Update.
15381 * config/score/score3.c (score3_compute_frame_size): Update.
15384 (score3_epilogue): Update.
15385 * config/score/score7.c (score7_compute_frame_size): Update.
15386 (score7_prologue): Update.
15387 (score7_epilogue): Update.
15388 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15389 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15390 * config/arm/arm.c (use_return_insn): Update.
15391 (require_pic_register): Update.
15392 (arm_load_pic_register): Update.
15393 (arm_compute_save_reg0_reg12_mask): Update.
15394 (arm_compute_save_reg_mask): Update.
15395 (thumb1_compute_save_reg_mask): Update.
15396 (output_return_instruction): Update.
15397 (arm_output_function_prologue): Update.
15398 (arm_output_epilogue): Update.
15399 (arm_get_frame_offsets): Update.
15400 (arm_expand_prologue): Update.
15401 (thumb_pushpop): Update.
15402 (thumb_exit): Update.
15403 (thumb1_expand_prologue): Update.
15404 (thumb1_expand_epilogue): Update.
15405 (arm_unwind_emit): Update.
15406 (arm_output_fn_unwind): Update.
15407 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15408 * config/arm/arm.md: Update.
15409 * config/pa/pa.md: Update.
15410 * config/pa/pa.c (legitimize_pic_address): Update.
15411 (compute_frame_size): Update.
15412 (hppa_expand_prologue): Update.
15413 (hppa_expand_epilogue): Update.
15414 (borx_reg_operand): Update.
15415 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15416 (HARD_REGNO_RENAME_OK): Update.
15417 * config/mips/mips.c (mips_global_pointer): Update.
15418 (mips_save_reg_p): Update.
15419 (mips_compute_frame_info): Update.
15420 (mips_frame_pointer_required): Update.
15421 (mips_expand_prologue): Update.
15422 (mips_expand_epilogue): Update.
15423 (mips_can_use_return_insn): Update.
15424 (mips_reorg_process_insns): Update.
15425 * config/v850/v850.c (compute_register_save_size): Update.
15426 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15427 * config/mmix/mmix.c (along): Update.
15428 (mmix_expand_epilogue): Update.
15429 * config/bfin/bfin.c (legitimize_pic_address): Update.
15430 (must_save_p): Update.
15431 (stack_frame_needed_p): Update.
15432 (add_to_reg): Update.
15433 (bfin_expand_prologue): Update.
15434 * stmt.c (expand_asm_operands): Update.
15435 * reload1.c (reload): Update.
15436 (init_elim_table): Update.
15438 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15440 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15442 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15444 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15445 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15446 (mov<mode>): Removed.
15447 (*movv4sf_internal): Likewise.
15448 (*movv2df_internal): Likewise.
15450 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15452 * config.gcc (crx-*-elf): Remove deprecation.
15454 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15456 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15457 __gcc_deregister_frame with atexit.
15458 (deregister_frame_dtor): Remove.
15460 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15461 Nathan Sidwell <nathan@codesourcery.com>
15463 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15465 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15466 (rs6000_isel): Likewise.
15467 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15468 (rs6000_isel): New variable.
15469 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15471 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15474 * c-common.c (handle_vector_size_attribute): Call
15475 lang_hooks.types.reconstruct_complex_type instead of
15476 reconstruct_complex_type.
15477 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15478 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15479 * langhooks.h (struct lang_hooks_for_types): Add
15480 reconstruct_complex_type hook.
15481 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15482 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15484 2008-04-24 Richard Guenther <rguenther@suse.de>
15486 * c-common.h (check_builtin_function_arguments): Declare.
15487 * c-common.c (validate_nargs): New function.
15488 (check_builtin_function_arguments): Likewise.
15489 * c-typeck.c (build_function_call): Call
15490 check_builtin_function_arguments.
15491 * builtins.c (fold_builtin_classify): Remove error reporting code.
15492 (fold_builtin_unordered_cmp): Likewise.
15493 (fold_builtin_1): Likewise.
15494 (fold_builtin_n): Likewise.
15496 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15498 PR tree-optimization/36008
15499 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15500 the original op1, rather than delta by step.
15502 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15503 Sebastian Pop <sebastian.pop@amd.com>
15505 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15506 eliminate_local_variables_stmt, eliminate_local_variables,
15507 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15508 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15509 of code delimited by two edges in the CFG.
15510 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15511 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15512 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15513 the case of parallelisation of reductions.
15514 (expr_invariant_in_region_p): New.
15516 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15517 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15519 2008-04-24 Ira Rosen <irar@il.ibm.com>
15520 Richard Guenther <rguenther@suse.de>
15522 PR tree-optimization/36034
15523 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15524 incapable of dealing with loads with gaps.
15526 2008-04-24 Rafael Espíndola <espindola@google.com>
15528 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15529 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15530 vrp_evaluate_conditional.
15531 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15532 (vrp_evaluate_conditional): Split the cond argument.
15533 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15534 (simplify_stmt_for_jump_threading): Update call to
15535 vrp_evaluate_conditional.
15537 2008-04-24 Ira Rosen <irar@il.ibm.com>
15539 PR tree-optimization/35982
15540 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15541 interleaved data-refs are of the same type.
15543 2008-04-24 Danny Smith <dannysmith@users.net>
15545 * c-format.c (check_format_info_main): Use strncmp rather than a
15546 magic prefix to handle multichar length specs.
15547 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15548 Don't prefix "I64" and "I32" with '\0'.
15550 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15553 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15554 in registers for -m32 only if stdarg_p (fntype).
15556 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15558 PR rtl-optimization/36006
15559 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15560 temp to op0 in order to avoid invalid rtx sharing.
15562 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15564 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15565 check TREE_INVARIANT.
15566 * tree-gimple.c (is_gimple_address): New.
15567 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15568 * tree-gimple.h (is_gimple_address): New.
15569 * tree.h (decl_address_invariant_p): New.
15570 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15571 (build_string): Likewise.
15572 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15573 (tree_invariant_p_1): Likewise.
15574 (save_expr): Use it.
15575 (tree_invariant_p): New.
15576 (skip_simple_arithmetic): Use it.
15577 (stabilize_reference_1): Use it.
15578 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15580 (build1_stat): Drop code to compute TREE_INVARIANT.
15581 (build2_stat): Drop code to compute TREE_INVARIANT.
15582 (build3_stat): Drop code to compute TREE_INVARIANT.
15583 (build4_stat): Drop code to compute TREE_INVARIANT.
15584 (build5_stat): Drop code to compute TREE_INVARIANT.
15585 (build7_stat): Drop code to compute TREE_INVARIANT.
15586 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15587 * tree.h (struct tree_base): Remove invariant_flag.
15588 (TREE_INVARIANT): Remove.
15589 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15590 (fold_builtin_expect): Check TREE_CONSTANT.
15591 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15592 * c-tree.h (c_expr_to_decl): Drop third parameter.
15593 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15594 (build_c_cast): Don't set TREE_INVARIANT.
15595 (pop_init_level): Don't set TREE_INVARIANT.
15596 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15597 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15599 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15600 (gimplify_addr_expr): Adjust comment.
15601 * tree-mudflap.c (mf_build_string):
15602 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15603 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15604 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15605 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15606 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15607 * langhooks.h (struct lang_hooks): Drop third parameter from
15610 2008-04-23 Richard Guenther <rguenther@suse.de>
15612 PR tree-optimization/27799
15613 PR tree-optimization/32921
15614 PR tree-optimization/32624
15615 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15616 SMTs aliases and the tag itself into the solution.
15617 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15618 merge the points-to solution back into the SMT aliases.
15619 (may_alias_p): Use alias_set_subset_of instead of
15620 aliases_conflict_p. A pointer which points to
15621 memory with alias set zero may access any variable.
15623 2008-04-23 Richard Guenther <rguenther@suse.de>
15625 * alias.c (alias_set_subset_of): Correctly handle asking
15626 if zero is a subset of an alias set with zero child.
15627 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15628 (compute_flow_insensitive_aliasing): Correctly walk all
15629 pointers. Do not unnecessarily union sets.
15631 2008-04-23 Richard Guenther <rguenther@suse.de>
15633 PR middle-end/36021
15634 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15636 2008-04-22 Tomas Bily <tbily@suse.cz>
15638 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15640 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15642 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15643 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15644 * tree-inline.c (estimate_num_insns_1): Likewise.
15645 * varasm.c (const_hash_1, compare_constant, copy_constant)
15646 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15647 * emit-rtl.c (component_ref_for_mem_expr)
15648 (set_mem_attributes_minus_bitpos): Likewise.
15649 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15650 (is_aligning_offset): Likewise.
15651 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15652 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15653 * dojump.c (do_jump): Likewise.
15654 * builtins.c (get_pointer_alignment, get_memory_rtx)
15655 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15656 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15658 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15660 PR rtl-optimization/36017
15661 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15662 expanding the library call.
15664 2008-04-22 Ian Lance Taylor <iant@google.com>
15666 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15667 than size_in_bytes.
15669 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15671 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15672 of LR/CTR moves for Power6.
15674 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15676 PR middle-end/36003
15677 * passes.c (init_optimization_passes): Remove
15678 pass_fast_rtl_byte_dce.
15680 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15683 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15684 builtin functions to generate faster code.
15685 (_mm_cvtpu16_ps): Ditto.
15686 (_mm_cvtpi32x2_ps): Ditto.
15688 2008-04-22 Nick Clifton <nickc@redhat.com>
15690 * common.opt (ftree-loop-distribution): Add Optimization
15693 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15694 (frv_expand_builtin_va_start): Likewise.
15696 * config/arm/arm.c (thumb_find_work_register): Fix location of
15697 argument register count.
15699 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15701 Support scheduling for ColdFire V1 and V3 microarchitecture.
15702 Improve scheduling of multiplication instructions.
15704 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15705 (mac): New instruction attribute.
15706 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15707 (m68k_sched_mac): New variable.
15708 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15709 Handle cfv1 and cfv3.
15710 (max_insn_size): New static variable.
15711 (struct _sched_ib): New type.
15712 (sched_ib): New static variable.
15713 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15714 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15715 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15717 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15718 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15719 new variables. Update.
15720 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15721 Add modeling of cfv3 instruction buffer. Update.
15722 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15723 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15724 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15725 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15726 a particular reservation applies to.
15727 (type2): Reorganize attribute values. Rename alu to alu_reg,
15728 alu_l to alu, move_l to omove. Join move to alu. Split mul
15729 to mul_l and mul_w.
15730 (cf_ib_*): Simplify description of instruction buffer.
15731 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15732 (cf_mem): Split into cf_mem1 and cf_mem2.
15733 (cf_v2_move_??): Rename to cfv12_alu_??.
15734 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15735 (cf_v2_mul_??): Remove reservations.
15736 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15737 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15738 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15740 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15741 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15742 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15743 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15744 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15745 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15746 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15747 expansions of the above reservations for instructions of sizes
15750 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15752 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15754 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15756 * coverage.c: Include tree-pass.h.
15757 (coverage_counter_alloc): Print da_file_name to the dump file.
15759 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15761 * sbitmap.c (sbitmap_range_empty_p): New function.
15762 * sbitmap.h (sbitmap_range_empty_p): New function.
15763 * bitmap.h: Now includes obstack.h.
15765 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15766 Kenneth Zadeck <zadeck@naturalbridge.com>
15768 * dbgcnt.def (ra_byte_scan): Added.
15769 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15770 when the last hit happens for a counter.
15771 * timevar.def (TV_DF_BYTE_LR): New variable.
15772 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15773 * passes.c (pass_fast_rtl_byte_dce): New pass.
15774 * fwprop.c (update_df): Added mode to call df_ref_create.
15775 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15776 DF_REF_EXTRACT_OFFSET.
15777 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15778 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15780 (df_ref_extract): Added mode field.
15781 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15782 DF_REF_EXTRACT_OFFSET.
15783 (DF_REF_EXTRACT_MODE): New macro.
15784 (df_byte_lr_bb_info): New structure.
15785 (df_print_byte_regset, df_compute_accessed_bytes,
15786 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15787 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15788 df_byte_lr_simulate_uses,
15789 df_byte_lr_simulate_artificial_refs_at_top,
15790 df_byte_lr_simulate_artificial_refs_at_end,
15791 df_compute_accessed_bytes): New function.
15792 (df_ref_create): Add parameter.
15793 (df_byte_lr_get_bb_info): New inline function.
15794 * df-scan.c (df_ref_record, df_uses_record,
15795 df_ref_create_structure): Added mode parameter.
15796 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15797 df_defs_record, df_uses_record, df_get_conditional_uses,
15798 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15799 df_entry_block_defs_collect, df_exit_block_uses_collect):
15800 Added mode parameter to calls to df_ref_record, df_uses_record,
15801 df_ref_create_structure.
15802 (df_ref_equal_p, df_ref_compare): Added test for modes.
15803 (df_ref_create_structure): Added code to set mode. Renamed
15804 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15805 DF_REF_EXTRACT_OFFSET.
15806 * df-core.c (df_print_byte_regset): New function.
15807 * df-byte-scan.c: New file.
15808 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15809 calls to BITMAP_FREE.
15810 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15811 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15812 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15813 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15814 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15815 df_byte_lr_local_compute, df_byte_lr_init,
15816 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15817 df_byte_lr_transfer_function, df_byte_lr_free,
15818 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15819 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15820 df_byte_lr_simulate_uses,
15821 df_byte_lr_simulate_artificial_refs_at_top,
15822 df_byte_lr_simulate_artificial_refs_at_end): New function.
15823 * dce.c (byte_dce_process_block): New function.
15824 (dce_process_block): au is now passed in rather than computed
15825 locally. Changed loops that look at artificial defs to not look
15826 for conditional or partial ones, because there never are any.
15827 (fast_dce): Now is able to drive byte_dce_process_block or
15828 dce_process_block depending on the kind of dce being done.
15829 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15830 (rest_of_handle_fast_byte_dce): New function.
15831 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15832 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15834 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15837 * gcc.h: Added fortran options that take arguments to
15838 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15841 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15843 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15844 scalarization if on the LHS and not a full access.
15846 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15848 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15850 2008-04-18 Rafael Espíndola <espindola@google.com>
15852 * tree-vrp.c (find_case_label_index): Fix the binary search.
15853 (find_case_label_range): New.
15854 (vrp_visit_switch_stmt): Use find_case_label_range.
15855 (simplify_switch_using_ranges): Use find_case_label_range.
15857 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15859 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15860 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15862 2008-04-18 Tom Tromey <tromey@redhat.com>
15865 * doc/cpp.texi (Implementation-defined behavior): Mention
15868 2008-04-18 Ian Lance Taylor <iant@google.com>
15870 * fold-const.c (pointer_may_wrap_p): New static function.
15871 (fold_comparison): Add another test for pointer overflow. Use
15872 pointer_may_wrap_p to disable some false positives.
15874 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15876 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15877 (fname_as_string): Match updated cpp_interpret_string prototype.
15878 (fix_string_type): Support char16_t* and char32_t*.
15879 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15880 derivative) nodes. Register as builtin if C++0x.
15881 (c_parse_error): Support CPP_CHAR{16,32}.
15882 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15883 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15884 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15885 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15886 CTI_CHAR32_ARRAY_TYPE>: New elements.
15887 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15888 char32_type_node, signed_char32_type_node, char16_array_type_node,
15889 char32_array_type_node): New defines.
15890 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15891 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15892 (lex_string): Support CPP_STRING{16,32}, match updated
15893 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15894 (lex_charconst): Support CPP_CHAR{16,32}.
15895 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15896 and CPP_STRING{16,32}.
15898 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15901 * aclocal.m4: Regenerate.
15902 * configure: Regenerate.
15904 2008-04-18 Jan Hubicka <jh@suse.cz>
15906 * except.c (dw2_size_of_call_site_table,
15907 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15909 * cgraphbuild.c (build_cgraph_edges): Update.
15910 * tree-pass.h: Update comment.
15911 * final.c (leaf_function_p): Update.
15912 (leaf_renumber_regs): Update.
15913 (rest_of_clean_state): Update.
15914 * omp-low.c (expand_omp_parallel): Update.
15915 * ipa-reference.c (analyze_function): Update.
15916 * reorg.c (find_end_label): Update.
15917 (optimize_skip): Update.
15918 (fill_simple_delay_slots): Update.
15919 (fill_simple_delay_slots): Update.
15920 (make_return_insns): Update.
15921 (dbr_schedule): Update.
15922 * gimple-low.c (record_vars_into): Update.
15923 * cfgbuild.c (make_edges): Update.
15924 * function.c (assign_stack_local): Update.
15925 (assign_parm_adjust_stack_rtl): Update.
15926 (locate_and_pad_parm): Update.
15927 (allocate_struct_function): Do not initialize stack_alignment_needed
15928 and preferred_stack_boundary here.
15929 (stack_protect_prologue): Update.
15930 (stack_protect_epilogue): Update.
15931 (expand_function_start): Initialize stack_alignment_needed,
15932 preferred_stack_boundary and max_jumptable_ents.
15933 (expand_function_end): Update.
15934 (free_after_compilation): Do not NULLify epilogue_delay_list.
15935 * function.h (struct rtl_data): Add stack_protect_guard,
15936 stack_alignment_needed,
15937 preferred_stack_boundary, epilogue_delay_list.
15938 (struct function): Remove value_histograms, stack_alignment_needed,
15939 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15941 unexpanded_var_list, stack_protect_guard.
15942 (current_function_epilogue_delay_list): Remove.
15943 * ipa-type-escape.c (analyze_function): Update.
15944 * gimplify.c (pop_gimplify_context): Update comment.
15945 * calls.c (expand_call): Update.
15946 (emit_library_call_value_1): Update.
15947 * except.c (set_nothrow_function_flags): Update.
15948 * cfgexpand.c (get_decl_align_unit): Update.
15949 (create_stack_guard): Update.
15950 (estimated_stack_frame_size): Update.
15951 (expand_used_vars): Update.
15952 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15953 * explow.c (allocate_dynamic_stack_space): Update.
15954 * tree-ssa-live.c (remove_unused_locals): Update.
15955 * varasm.c (mark_constant_pool): Update.
15956 * tree-inline.c (remap_decls): Update.
15957 (initialize_cfun): Update.
15958 (declare_return_variable): Update.
15959 (inline_forbidden_p): Update.
15960 (expand_call_inline): Update.
15961 (declare_inline_vars): Update.
15962 (tree_function_versioning): Update.
15963 * tree-flow.h (value_histograms): New.
15964 (VALUE_HISTOGRAMS): New macro.
15965 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15967 * tree-cfg.c (set_bb_for_stmt): Update.
15968 (replace_by_duplicate_decl): Update.
15969 (move_block_to_fn): Update.
15970 (new_label_mapper): Update.
15971 (dump_function_to_file): Update.
15972 * ipa-struct-reorg.c (build_data_structure): Update.
15973 * cfgrtl.c (print_rtl_with_bb): Update.
15974 * reload1.c (reload): Update.
15976 * config/i386/i386.c (setup_incoming_varargs_64,
15977 ix86_compute_frame_layout): Update.
15978 * config/arc/arc.c (arc_output_function_epilogue): Update.
15980 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15982 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15983 for FreeBSD as well.
15984 * gthr-posix95.h: Likewise.
15986 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15988 PR rtl-optimization/35838
15989 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15990 out the byte offset of the first subreg.
15992 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15994 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15995 to split_ti instead of three separate calls with single member arrays.
15996 (subti3 splitter): Ditto.
15997 (adddi3 splitter): Ditto with split_di.
15998 (subdi3 splitter): Ditto.
15999 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
16000 two separate calls with single member arrays. Swap match_dup
16001 operands 1 and 2 to better fit into the array.
16002 (negdi2 splitter): Ditto with split_di.
16003 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
16004 two separate calls with single member arrays. Swap match_dup operands
16005 6 and 7 to better fit into the array.
16007 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
16009 * config/i386/i386.c (sse_builtin_type): New.
16010 (bdesc_sse_args): Likewise.
16011 (bdesc_sse_3arg): Removed.
16012 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16013 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
16014 IX86_BUILTIN_ROUNDPS.
16015 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
16016 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
16017 IX86_BUILTIN_ROUNDPS.
16018 (ix86_expand_sse_4_operands_builtin): Removed.
16019 (ix86_expand_sse_operands_builtin): New.
16020 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
16021 and CODE_FOR_sse4_1_roundps.
16022 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
16023 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
16025 2008-04-17 Alan Modra <amodra@bigpond.net.au>
16028 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
16029 regs before frame pop when needed. If use_backchain_to_restore_sp
16030 then load backchain into a temp reg to restore vr and vrsave. Add
16031 code to restore vr after frame pop if possible.
16033 2008-04-17 Richard Guenther <rguenther@suse.de>
16035 * tree-vn.c (expressions_equal_p): Do not check type
16036 equality or compatibility before calling operand_equal_p.
16037 * fold-const.c (operand_equal_p): Check equivalence of
16038 integer constants before bailing out due to signedness or
16039 precision differences.
16040 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16041 spurious differences in type qualification. Ignore types
16042 for COMPONENT_REFs at all.
16044 2008-04-17 Christian Bruel <christian.bruel@st.com>
16046 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16047 msw_skip comparison.
16049 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16052 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16055 PR tree-optimization/35899
16056 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16057 rather than TREE_OPERAND.
16059 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16062 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16063 temporary registers. Change operand predicate to general_operand.
16064 (remainderxf3): Ditto.
16066 2008-04-16 Richard Guenther <rguenther@suse.de>
16068 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16069 * tree-affine.c (aff_combination_expand): Look through some
16072 2008-04-15 Doug Kwan <dougkwan@google.com>
16074 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16076 * tree-pretty-print.c (dump_generic_node): Ditto.
16077 * final.c (output_addr_const): Ditto.
16078 * dwarf2out.c (output_cfi): Ditto.
16079 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16080 * print-rtl.c (print_rtx): Ditto.
16081 * print-tree.c (print_node_brief, print_node): Ditto.
16082 * c-common.c (match_case_to_enum_1): Ditto.
16083 * sched-vis.c (print_value): Ditto.
16084 * config/i386/i386.c (print_operand): Cast to long unsigned int
16087 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16088 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16089 MS Windows VirtualProtect function.
16091 2008-04-15 Jan Hubicka <jh@suse.cz>
16093 * gengtype.c (write_root): Param_is argument is OK.
16094 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16095 * function.h: Include varray.h
16096 (rtl_eh): New stucture based on except.c one.
16097 (call_site_record): New forward declaration and vector type.
16098 * calls.c (emit_call_1): Do not call
16099 note_current_region_may_contain_throw.
16100 * except.c (eh_status): Remove cur_region, try_region since they are
16102 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16103 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16104 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16105 Remove call_site_data_used, call_site_data_size.
16106 Turn call_site_record into vector in function.h.
16107 (note_current_region_may_contain_throw): Remove.
16108 (get_exception_pointer, get_exception_filter): Do not take struct
16109 function argument; update.
16110 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16111 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16112 build_post_landing_pads, dw2_build_landing_pads,
16113 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16114 sjlj_emit_function_enter, sjlj_emit_function_enter,
16115 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16116 sjlj_build_landing_pads, finish_eh_generation,
16117 remove_exception_handler_label, remove_eh_handler,
16118 maybe_remove_eh_handler, add_reachable_handler,
16119 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16120 add_action_record, collect_one_action_chain, add_call_site,
16121 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16122 sjlj_output_call_site_table, output_function_exception_table,
16123 * except.h (note_current_region_may_contain_throw): Remove
16124 (get_exception_pointer, get_exception_filter): Do not take struct
16126 * Makefile.in (GTFILES): Put varargs before struct function.
16128 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16130 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16131 punt for STRING_CST.
16132 (get_constraint_for): Deal with STRING_CST here instead.
16134 2008-04-15 Richard Guenther <rguenther@suse.de>
16136 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16137 statements in a basic-block with a backward walk. Do not
16138 substitute into dead statements but instead remove those.
16140 2008-04-15 Richard Guenther <rguenther@suse.de>
16142 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16143 to zero, thus disable creation of SFTs.
16145 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16147 * tree-predcom.c (suitable_reference_p): Return false if the
16148 reference can throw.
16150 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16153 * c-decl.c (finish_decl): If extern or static var has variable
16154 size, set TREE_TYPE (decl) to error_mark_node.
16156 2008-04-15 Rafael Espíndola <espindola@google.com>
16158 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16161 2008-04-15 Richard Guenther <rguenther@suse.de>
16163 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16164 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16165 (visit_reference_op_load): Do walk vuse-vdef chains on
16166 vn_reference_lookup.
16167 (visit_reference_op_store): But do not here.
16168 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16169 vn_reference_lookup.
16170 (vn_lookup_with_vuses): But do so here.
16172 2008-04-14 Ian Lance Taylor <iant@google.com>
16174 * fold-const.c (fold_overflow_warning): Remove assertion.
16176 2008-04-15 Ben Elliston <bje@au.ibm.com>
16178 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16179 temp1 local variables.
16181 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16184 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16185 ".text.unlikely" section as executable.
16187 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16189 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16190 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16191 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16192 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16193 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16194 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16195 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16197 2008-04-14 Ian Lance Taylor <iant@google.com>
16199 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16200 * fold-const.c (fold_comparison): If appropriate, test
16201 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16202 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16203 reassociating a pointer type.
16204 * doc/invoke.texi (Optimize Options): Document that
16205 -fstrict-overflow applies to pointer wraparound.
16207 2008-04-13 Jan Hubicka <jh@suse.cz>
16209 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16211 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16213 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16214 we are going to "save the world".
16216 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16218 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16219 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16220 operand 0 constraint, not "=".
16222 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16224 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16226 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16228 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16229 of size of positions_needed * CHAR_BIT.
16231 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16233 PR middle-end/35897
16234 * dse.c (store_info): Change positions_needed to unsigned
16236 (lowpart_bitmask): New.
16237 (record_store): Cast to unsigned HOST_WIDE_INT for
16238 positions_needed. Assert width <= size of positions_needed *
16239 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16240 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16241 lowpart_bitmask to set mask.
16243 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16245 * config/bfin/constraints.md: New file.
16246 * config/bfin/bfin.md: Include it.
16247 (adddi3): Use satisfies_constraint functions instead of the old macros.
16248 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16249 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16250 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16251 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16252 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16253 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16254 EXTRA_CONSTRAINT): Delete.
16255 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16256 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16258 * config/bfin/bfin.c: Include "tm-constrs.h".
16259 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16260 Use satisfies_constraint functions instead of the old macros.
16261 * doc/md.texi (Blackfin Constraints): Update file name reference.
16263 2008-04-11 Richard Guenther <rguenther@suse.de>
16265 PR tree-optimization/35869
16266 * tree-vrp.c (execute_vrp): Move switch statement update after
16267 jump threading. Schedule another cfg cleanup run.
16269 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16272 * attribs.c (decl_attributes): Return early on errorneous node.
16274 2008-04-10 Oleg Ryjkov <olegr@google.com>
16276 * tree.h (struct tree_base): Added a new flag default_def_flag.
16277 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16279 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16281 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16283 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16286 * pa.md: Define mode iterator P. Define mode attribute dwc.
16287 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16288 (icacheflush): Likewise.
16289 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16290 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16292 2008-04-11 Ben Elliston <bje@au.ibm.com>
16294 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16296 2008-04-10 Rafael Espíndola <espindola@google.com>
16298 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16299 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16300 (extract_range_from_expr): The same.
16302 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16304 * config/mips/mips.md (GPR2): New mode iterator.
16305 (seq): Add comment.
16306 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16307 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16308 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16309 Rewrite these to take two modes, the mode of comparison and the
16310 mode of the destination.
16311 * config/mips/mips.c (mips_expand_scc): Instead of having
16312 paradoxical subreg as destination, expand "narrowing" scc if mode
16313 of comparison is SI and target is requested in DI mode.
16314 (mips_emit_int_order_test): Update comment. Make mode of
16315 comparison match CMP0 rather than TARGET. When creating inverse
16316 target use mode of TARGET.
16318 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16320 * gcov-dump.c (tag_summary): Only print summaries for the first
16321 GCOV_COUNTERS_SUMMABLE counters.
16323 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16325 * config/i386/i386.md (absneg): New code iterator.
16326 (absnegprefix): New code attribute.
16327 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16328 patterns using absneg code iterator.
16329 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16330 using absneg code iterator.
16331 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16332 *neg<mode>2 patterns using absneg code iterator.
16333 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16334 *negextendsfdf2 patterns using absneg code iterator.
16335 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16336 *negextendsfxf2 patterns using absneg code iterator.
16337 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16338 *negextendsfdf2 patterns using absneg code iterator.
16339 * config/i386/sse.md (<code><mode>2): Macroize expander from
16340 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16342 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16344 * config/s390/s390.h: Remove the remains of the recent search
16345 & replace action of current_function_outgoing_args_size.
16347 2008-04-10 Ira Rosen <irar@il.ibm.com>
16349 PR tree-optimization/35821
16350 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16351 NEW_STMT_LIST is not NULL.
16353 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16356 * toplev.c (process_options): Remove -ffunction-sections debugging
16359 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16361 PR middle-end/PR28690
16362 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16363 than gen_rtx_fmt_ee to perform more canonicalizations.
16365 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16368 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16370 2008-04-09 Richard Guenther <rguenther@suse.de>
16372 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16373 (dump_function_to_file): Dump function arguments with types.
16375 2008-04-08 Richard Guenther <rguenther@suse.de>
16377 * fold-const.c (fold_widened_comparison): Do not allow
16378 sign-changes that change the result.
16380 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16383 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16384 kinds of indirect references.
16386 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16388 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16389 GNU Fortran language string.
16391 2008-04-08 Rafael Espíndola <espindola@google.com>
16393 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16394 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16395 * tree.h (tree_call_nonnegative_warnv_p): New.
16397 2008-04-08 Jan Hubicka <jh@suse.cz>
16399 * function.c (free_after_compilation): Clear out regno_reg_rtx
16402 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16405 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16407 PR middle-end/PR28690
16408 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16409 same precedence as REG_POINTER and MEM_POINTER operands.
16411 2008-04-08 Richard Guenther <rguenther@suse.de>
16413 PR middle-end/35834
16414 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16415 for adding index to base.
16417 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16419 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16420 (MINGW_ENABLE_EXECUTE_STACK): New.
16421 (IN_LIBGCC2): For libgcc include windows.h file for
16422 function declarations.
16424 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16426 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16427 and tem2 if tem1 is not a REG or MULT.
16429 2008-04-08 Jan Hubicka <jh@suse.cz>
16431 * function.h (incomming_args): Break out of struct function.
16432 (function_subsections): Break out of struct function.
16433 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16434 return_rtx and hard_reg_initial_vals from struct function.
16435 Kill inl_max_label_num.
16436 (current_function_pops_args, current_function_args_info,
16437 current_function_args_size, current_function_args_size,
16438 current_function_pretend_args_size,
16439 current_function_outgoing_args_size,
16440 current_function_internal_arg_pointer, current_function_return_rtx):
16441 Kill compatibility accestor macros.
16442 * builtins.c (expand_builtin_apply_args_1): Update.
16443 (expand_builtin_next_arg): Update.
16444 * df-scan.c (df_get_call_refs): Update.
16445 * dbxout.c (dbxout_function_end): Update.
16446 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16447 (output_line_info): Update.
16448 (secname_for_decl): Update.
16449 (dwarf2out_var_location): Update.
16450 * function.c (free_after_compilation): Update.
16451 (assign_parm_find_stack_rtl): Update.
16452 (assign_parms): Update.
16453 (expand_dummy_function_end): Update.
16454 (expand_function_end): Update.
16455 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16456 (expand_call): Update.
16457 (emit_library_call_value_1): Update.
16458 (store_one_arg): Update.
16459 * varasm.c (initialize_cold_section_name): Update.
16460 (unlikely_text_section): Update.
16461 (unlikely_text_section_p): Update.
16462 (assemble_start_function): Update.
16463 (assemble_end_function): Update.
16464 (default_section_type_flags): Update.
16465 (switch_to_section): Update.
16466 * integrate.c (set_decl_abstract_flags): Update.
16467 (get_hard_reg_initial_val): Update.
16468 (has_hard_reg_initial_val): Update.
16469 (allocate_initial_values): Update.
16470 * resource.c (init_resource_info): Update.
16471 * config/alpha/alpha.c (NUM_ARGS): Update.
16472 (direct_return): Update.
16473 (alpha_va_start): Update.
16474 (alpha_sa_size): Update.
16475 (alpha_initial_elimination_offset): Update.
16476 (alpha_expand_prologue): Update.
16477 (alpha_start_function): Update.
16478 (alpha_expand_epilogue): Update.
16479 (unicosmk_initial_elimination_offset):
16480 * config/alpha/alpha.md (call expander): Update.
16481 * config/s390/s390.c (s390_register_info): Update.
16482 (s390_register_info): Update.
16483 (s390_frame_info): Update.
16484 (s390_initial_elimination_offset): Update.
16485 (s390_build_builtin_va_list): Update.
16486 (s390_va_start): Update.
16487 * config/spu/spu.c (direct_return): Update.
16488 (spu_expand_prologue): Update.
16489 (spu_initial_elimination_offset): Update.
16490 (spu_build_builtin_va_list): Update.
16491 (spu_va_start): Update.
16492 * config/sparc/sparc.c (sparc_init_modes): Update.
16493 (sparc_compute_frame_size): Update.
16494 (function_value): Update.
16495 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16496 * config/i386/i386.md (return expander): Update.
16497 * config/i386/i386.c (ix86_va_start): Update.
16498 (ix86_can_use_return_insn_p): Update.
16499 (ix86_compute_frame_layout): Update.
16500 (ix86_expand_epilogue): Update.
16501 * config/sh/sh.c (output_stack_adjust): Update.
16502 (calc_live_regs): Update.
16503 (sh_expand_prologue): Update.
16504 (sh_builtin_saveregs): Update.
16505 (sh_va_start): Update.
16506 (initial_elimination_offset): Update.
16507 (sh_allocate_initial_value): Update.
16508 (sh_function_ok_for_sibcall): Update.
16509 (sh_get_pr_initial_val): Update.
16510 * config/sh/sh.md (return expander): Update.
16511 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16512 * config/crx/crx.c (crx_compute_frame): UPdate.
16513 (crx_initial_elimination_offset): UPdate.
16514 * config/xtensa/xtensa.c (compute_frame_size): Update
16515 (xtensa_builtin_saveregs): Update.
16516 (xtensa_va_start): Update.
16517 (order_regs_for_local_alloc): Update.
16518 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16519 (xstormy16_expand_builtin_va_start): Update.
16520 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16521 * config/m68hc11/m68hc11.md (return expanders): Update.
16522 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16523 (expand_epilogue): Update.
16524 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16525 (cris_simple_epilogue): Update.
16526 (cris_expand_prologue): Update.
16527 (cris_expand_epilogue): Update.
16528 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16529 (compute_frame_size): Update.
16530 * config/mt/mt.c (mt_compute_frame_size): Update.
16531 * config/mn10300/mn10300.c (expand_prologue): Update.
16532 (expand_epilogue): Update.
16533 (initial_offset): Update.
16534 (mn10300_builtin_saveregs):
16535 * config/mn10300/mn10300.md (return expander): Update.
16536 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16537 (ia64_initial_elimination_offset): Update.
16538 (ia64_initial_elimination_offset): Update.
16539 (ia64_expand_prologue): Update.
16540 * config/m68k/m68k.md (return expander): Update.
16541 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16542 (rs6000_stack_info): Update.
16543 * config/mcore/mcore.c (layout_mcore_frame): Update.
16544 (mcore_expand_prolog): Update.
16545 * config/arc/arc.c (arc_compute_frame_size): Update.
16546 * config/score/score3.c (score3_compute_frame_size): Update.
16547 * config/score/score7.c (score7_compute_frame_size): Update.
16548 * config/arm/arm.c (use_return_insn): Update.
16549 (thumb_find_work_register): Update.
16550 (arm_compute_save_reg_mask): Update.
16551 (arm_output_function_prologue): Update.
16552 (arm_output_epilogue): Update.
16553 (arm_size_return_regs): Update.
16554 (arm_get_frame_offsets): Update.
16555 (arm_expand_prologue): Update.
16556 (thumb_exit): Update.
16557 (thumb_unexpanded_epilogue): Update.
16558 (thumb1_output_function_prologue): Update.
16559 * config/pa/pa.md (return expander): Update.
16560 * config/pa/pa.c (compute_frame_size): Update.
16561 (hppa_builtin_saveregs): Update.
16562 * config/mips/mips.c (mips_va_start): Update.
16563 (mips16_build_function_stub): Update.
16564 (mips_compute_frame_info): Update.
16565 (mips_restore_gp): Update.
16566 (mips_output_function_prologue): Update.
16567 (mips_expand_prologue): Update.
16568 * config/v850/v850.c (compute_frame_size): Update.
16569 (expand_prologue): * config/mmix/mmix.c (along): update.
16570 (mmix_initial_elimination_offset): update.
16571 (mmix_reorg): update.
16572 (mmix_use_simple_return): update.
16573 (mmix_expand_prologue): update.
16574 (mmix_expand_epilogue): Update.
16575 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16576 (emit_link_insn): Update.
16578 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16580 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16581 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16583 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16586 2008-04-07 Jan Hubicka <jh@suse.cz>
16588 * function.h (rtl): Rename to x_rtl.
16589 (crtl): New define.
16590 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16591 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16592 used_temp_slots avail_temp_slots, temp_slot_level,
16593 nonlocal_goto_handler_labels): Update accesstors.
16594 (rtl): New global variable.
16595 (struct function): Move some fileds to rtl_data.
16596 (get_arg_pointer_save_area): Update prototype.
16597 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16598 get_arg_pointer_save_area.
16599 * expr.c (init_expr): Update
16600 * function.c (get_frame_size): Update
16601 (assign_stack_local): Update
16602 (expand_function_end): Update.
16603 (get_art_pointer_save_area): Update
16605 * emit-rtl.c (rtl): Declare.
16606 (regno_reg_rtx): Declare.
16607 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16609 (gen_reg_rtx): Update.
16610 * varasm.c (n_deferred_constatns): Update accestor.
16611 (init_varasm_status): Do not allocate varasm_status.
16612 (force_const_mem, get_pool_size, output_constant_pool): Update.
16613 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16614 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16615 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16616 * sparc/sparc.h (INIT_EXPANDERS): Update.
16617 * ia64/ia64.h (INIT_EXPANDERS): Update.
16619 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16621 * reload.c (push_secondary_reload): Add missing break to for loop.
16623 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16625 PR middle-end/PR28690
16626 * rtlanal.c: Update copyright years.
16627 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16628 as REG_POINTER and MEM_POINTER operands.
16629 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16630 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16631 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16632 * gcse.c: Update copyright years.
16633 (pre_delete): Call gen_reg_rtx_and_attrs.
16634 (hoist_code): Likewise.
16635 (build_store_vectors): Likewise.
16636 (delete_store): Likewise.
16637 * loop-invariant.c (move_invariant_reg): Likewise.
16638 Update copyright years.
16640 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16642 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16643 control string instead of quoted.
16645 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16647 * doc/rtl.texi: Rewrite of subreg section.
16649 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16652 * config/i386/i386.c (legitimize_pic_address): Add treating
16653 of dllimport SYM_REF's.
16654 (legitimize_dllimport_symbol): Add prototype.
16656 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16658 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16659 reference in constructor with non self-referential type.
16661 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16663 Removal of Return with Depressed Stack Pointer support
16664 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16665 (ECF_SP_DEPRESSED): Likewise.
16666 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16667 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16668 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16669 (expand_call): Do not test ECF_SP_DEPRESSED.
16670 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16671 * function.c (keep_stack_depressed): Delete.
16672 (handle_epilogue_set): Likewise.
16673 (update_epilogue_consts): Likewise.
16674 (emit_equiv_load): Likewise.
16675 (thread_prologue_and_epilogue_insns): Remove support for Return with
16676 Depressed Stack Pointer.
16677 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16679 2008-04-06 Richard Guenther <rguenther@suse.de>
16681 PR tree-optimization/35400
16682 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16683 information from SSA_NAMEs.
16685 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16687 * config/avr/avr.h (avr_mega_p): Remove declaration.
16688 (AVR_MEGA): Remove macro.
16689 * config/avr/avr.c (avr_mega_p): Remove variable.
16690 (avr_override_options): Remove inicializion of avr_mega_p.
16691 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16692 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16693 (avr_jump_mode): (Ditto.).
16694 (avr_output_progmem_section_asm_op): (Ditto.).
16695 (avr_asm_init_sections): (Ditto.).
16696 (avr_asm_init_sections): (Ditto.).
16697 (avr_rtx_costs): (Ditto.).
16698 * config/avr/avr.md: (Ditto.).
16699 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16702 2008-04-06 Richard Guenther <rguenther@suse.de>
16704 PR tree-optimization/35842
16705 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16706 is_gimple_invariant_address.
16708 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16710 * gcc.c (default_compilers): Sync Fortran extensions list with
16711 that in fortran/lang-specs.h.
16712 * doc/invoke.texi: Likewise.
16713 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16714 * dwarf2out.c (gen_compile_unit_die): Likewise.
16716 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16718 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16720 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16723 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16724 attribute is used for nested functions.
16726 2008-04-05 Jan Hubicka <jh@suse.cz>
16728 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16730 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16732 (dump_files): Update.
16733 (enable_rtl_dump_file): Do not accept letter argument.
16734 * tree-pass.h (dump_file_info): Remove letter argument.
16735 * toplev.c (decode_d_option): Update -da handling.
16736 * toplev.h (enable_rtl_dump_file): Update prototype.
16737 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16738 it out based on pass type.
16739 (register_dump_files_1): Likewise.
16740 (init_optimization_passes): Update register_one_dump_file calls.
16741 (execute_one_pass): Sanity check that IPA passes are called at IPA
16742 level and RTL passes at RTL level.
16743 (execute_pass_list): IPA pass can not be after or subpass of
16745 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16746 disallov RTL subpasses of IPA subpasses.
16748 2008-04-05 Ben Elliston <bje@au.ibm.com>
16750 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16751 builtins that return exactly once and do not throw. Cache call to
16754 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16756 PR rtl-optimization/34916
16757 PR middle-end/35519
16758 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16759 between instruction pairs.
16761 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16763 * doc/invoke.texi: Document -mbitops for SH.
16764 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16765 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16766 * config/sh/sh.c (print_operand): Add %t operand code.
16767 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16768 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16769 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16770 (extendqihi2): Likewise.
16771 (movqi_i): Likewise.
16772 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16773 (extv): Use bld instruction for SH2A if possible.
16775 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16776 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16777 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16778 (bset.b, bclr.b): Define peepholes.
16779 * config/sh/sh.opt (mbitops): New option.
16781 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16784 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16785 and view convert expression.
16787 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16790 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16792 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16794 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16796 * config/i386/cpuid.h (bit_AES): New.
16797 (bit_PCLMUL): Likewise.
16799 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16800 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16801 SSE2 if AES or PCLMUL is enabled.
16802 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16803 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16804 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16805 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16806 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16807 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16808 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16809 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16810 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16811 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16812 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16813 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16814 __builtin_ia32_aeskeygenassist128 and
16815 __builtin_ia32_pclmulqdq128.
16816 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16817 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16818 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16820 * config/i386/i386.h (TARGET_AES): New.
16821 (TARGET_PCLMUL): Likewise.
16822 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16824 * config/i386/i386.md (UNSPEC_AESENC): New.
16825 (UNSPEC_AESENCLAST): Likewise.
16826 (UNSPEC_AESDEC): Likewise.
16827 (UNSPEC_AESDECLAST): Likewise.
16828 (UNSPEC_AESIMC): Likewise.
16829 (UNSPEC_AESKEYGENASSIST): Likewise.
16830 (UNSPEC_PCLMUL): Likewise.
16832 * config/i386/i386.opt (maes): New.
16833 (mpclmul): Likewise.
16835 * config/i386/sse.md (aesenc): New pattern.
16836 (aesenclast): Likewise.
16837 (aesdec): Likewise.
16838 (aesdeclast): Likewise.
16839 (aesimc): Likewise.
16840 (aeskeygenassist): Likewise.
16841 (pclmulqdq): Likewise.
16843 * config/i386/wmmintrin.h: New.
16845 * doc/extend.texi: Document AES and PCLMUL built-in function.
16847 * doc/invoke.texi: Document -maes and -mpclmul.
16849 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16851 * function.c (free_after_parsing): Replace with
16852 cxx_push_function_context from C++ front-end.
16853 (allocate_struct_function): Don't call langhook.
16854 * langhooks.h (struct lang_hooks_for_functions): Delete.
16855 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16857 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16858 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16859 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16860 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16861 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16862 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16863 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16865 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16866 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16868 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16871 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16874 2008-04-04 Richard Guenther <rguenther@suse.de>
16876 PR middle-end/35823
16877 * fold-const.c (optimize_minmax_comparison): Use the correct
16878 type for the constant in the simplified comparison.
16880 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16882 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16883 Pass L2 size as "--param l2-cache-size" to the compiler.
16884 (decode_l2_cache): New function to decode L2 cache parameters using
16885 0x8000006 extended cpuid function.
16886 (detect_caches_amd): Determine parameters of L2 cache using
16887 decode_l2_caches function.
16888 (decode_caches_intel): Decode L2 cache parameters.
16889 (detect_caches_intel): Determine L2 cache parameters using
16890 decode_caches_intel and decode_l2_caches functions.
16892 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16894 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16895 secondary input reload for subword loads from the constant pool.
16897 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16900 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16901 constants of the appropriate size for runtime calculations.
16904 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16905 decimal-float literal constant zero.
16907 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16910 * c-parser.c (c_parser_omp_atomic): Call
16911 default_function_array_conversion on the RHS.
16913 PR middle-end/35818
16914 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16915 call is_variable_sized if decl has incomplete type.
16917 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16919 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16921 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16923 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16925 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16926 (sgt<u>): Merge sgt and sgtu into new expander.
16927 (sgt, sgtu): Remove expanders.
16928 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16929 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16930 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16931 *sgtu_<mode>_mips16 into new pattern.
16932 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16933 (sge<u>): Merge sge and sgeu into new expander.
16934 (sge, sgeu): Remove expanders.
16935 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16937 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16938 (slt<u>): Merge slt and sltu into new expander.
16939 (slt, sltu): Remove expanders.
16940 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16941 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16942 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16943 *sltu_<mode>_mips16 into new pattern.
16944 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16945 (sle<u>): Merge sle and sleu into new expander.
16946 (sle, sleu): Remove expanders.
16947 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16948 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16949 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16950 *sleu_<mode>_mips16 into new pattern.
16951 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16953 2008-04-03 Jan Hubicka <jh@suse.cz>
16955 PR tree-optimization/35795
16956 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16957 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16958 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16959 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16960 * score/score3.c (score3_output_mi_thunk): Likewise.
16961 * score/score7.c (score7_output_mi_thunk): Likewise.
16962 * mips/mips.c (mips_output_mi_thunk): Likewise.
16964 2008-04-03 Richard Guenther <rguenther@suse.de>
16966 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16967 conversions. Simplify code.
16969 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16971 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16973 2008-04-03 Tom Tromey <tromey@redhat.com>
16974 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16976 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16977 * config/bfin/t-bfin-linux (generated_files): Add
16978 linux-sysroot-suffix.h.
16979 * doc/install.texi (Prerequisites): Require make 3.80.
16980 * doc/sourcebuild.texi (Front End Directory): Document new
16982 * Makefile.in (generated_files): New variable.
16983 (ALL_HOST_OBJS): New variable.
16984 ($(ALL_HOST_OBJS)): New target.
16986 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16988 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16989 (remap_block): Call id->transform_lang_insert_block instead
16991 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16992 Set id.transform_lang_insert_block to NULL.
16993 (clone_body): Move to cp/optimize.c
16994 * tree-inline.h (struct copy_body_data): Change
16995 transform_lang_insert_block to function pointer.
16996 (copy_generic_body, copy_decl_no_change): Export.
16997 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16998 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16999 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
17001 * c-tree.h (insert_block): Kill.
17002 * c-decl.c (insert_block): Kill.
17004 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
17006 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17007 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17008 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
17010 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
17011 argument, call {push,pop}_function_context from here.
17012 * c-parser.c: Use c_{push,pop}_function_context.
17014 * function.c (push_function_context_to): Move meat ...
17015 (push_function_context): ... here. Simplify.
17016 * function.c (pop_function_context_from): Move meat ...
17017 (pop_function_context): ... here. Simplify.
17018 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
17020 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
17021 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
17022 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
17023 * tree.h (push_function_context_to, pop_function_context_from): Remove.
17025 2008-04-03 Ben Elliston <bje@au.ibm.com>
17027 * expmed.c (extract_force_align_mem_bit_field): Remove.
17029 2008-04-03 Richard Guenther <rguenther@suse.de>
17031 PR middle-end/35800
17032 * expr.h (try_casesi): Adjust prototype.
17033 * expr.c (try_casesi): Take fallback label as extra parameter.
17034 Use that for gen_casesi if default_label is NULL.
17035 * stmt.c (expand_case): Pass fallback label to try_casesi,
17036 make sure to fill gaps with a fallback label if default_label
17039 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17042 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17044 2008-04-03 Ben Elliston <bje@au.ibm.com>
17046 * expmed.c (extract_split_bit_field): Remove if (0) code.
17047 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17048 (do_ds_constraint): Likewise.
17050 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17052 * doc/cppopts.texi (-dU): Document.
17053 * c-common.h (flag_dump_macros): Update comment.
17054 * c-opts.c (handle_OPT_d): Handle -dU.
17055 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17056 dump_queued_macros, cb_used_define, cb_used_undef): New.
17057 (init_pp_output): Handle -dU.
17058 (cb_line_change): Call dump_queued_macros.
17059 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17061 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17063 * config/avr/predicates.md (io_address_operand): New predicate.
17064 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17065 * config/avr/avr.c (avr_io_address_p): Remove function.
17066 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17067 'avr_io_address_p' function.
17068 (out_movhi_r_mr): (Ditto.).
17069 (out_movqi_mr_r): (Ditto.).
17070 (out_movhi_mr_r): (Ditto.).
17071 (avr_address_cost): (Ditto.).
17073 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17075 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17076 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17077 in 32bit mode when XMM registers are available to avoid store
17079 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17080 corresponding post-reload splitters.
17082 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17084 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17085 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17086 __builtin_ia32_roundss.
17087 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17088 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17089 __builtin_ia32_roundss.
17090 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17091 IX86_BUILTIN_SHUFPD here.
17093 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17095 * config/i386/i386.md (plogic): New.
17096 (plogicprefix): Likewise.
17098 * config/i386/mmx.md (mmx_<code><mode>3): New.
17099 (mmx_and<mode>3): Removed.
17100 (mmx_ior<mode>3): Likewise.
17101 (mmx_xor<mode>3): Likewise.
17103 * config/i386/sse.md (<code><mode>3): New.
17104 (*<code><mode>3): Likewise.
17105 (*<code><mode>3): Likewise.
17106 (<code><mode>3): Likewise.
17107 (*sse_<code><mode>3): Likewise.
17108 (*sse2_<code><mode>3): Likewise.
17109 (<code>tf3): Likewise.
17110 (*<code>tf3): Likewise.
17111 (and<mode>3): Likewise.
17112 (*and<mode>3): Likewise.
17113 (ior<mode>3): Removed.
17114 (*ior<mode>3): Likewise.
17115 (xor<mode>3): Likewise.
17116 (*xor<mode>3): Likewise.
17117 (*and<mode>3): Likewise.
17118 (*ior<mode>3): Likewise.
17119 (*xor<mode>3): Likewise.
17120 (and<mode>3): Likewise.
17121 (*sse_and<mode>3): Likewise.
17122 (*sse2_and<mode>3): Likewise.
17123 (andtf3): Likewise.
17124 (*andtf3): Likewise.
17125 (ior<mode>3): Likewise.
17126 (*sse_ior<mode>3): Likewise.
17127 (*sse2_ior<mode>3): Likewise.
17128 (iortf3): Likewise.
17129 (*iortf3): Likewise.
17130 (xor<mode>3): Likewise.
17131 (*sse_xor<mode>3): Likewise.
17132 (*sse2_xor<mode>3): Likewise.
17133 (xortf3): Likewise.
17134 (*xortf3): Likewise.
17136 2008-04-02 Richard Guenther <rguenther@suse.de>
17138 PR tree-optimization/14495
17139 PR tree-optimization/34793
17140 * tree-vrp.c (struct switch_update): New structure.
17141 (to_remove_edges, to_update_switch_stmts): New VECs.
17142 (simplify_switch_using_ranges): New function. Remove not taken
17143 case labels and edges.
17144 (simplify_stmt_using_ranges): Call it.
17145 (identify_jump_threads): Mark edges we have queued for removal
17146 so we don't thread them.
17147 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17149 * tree-cfg.c (group_case_labels): Deal with missing default label.
17150 (tree_verify_flow_info): Allow missing default label.
17151 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17152 (emit_case_nodes): Likewise.
17153 (expand_case): Do not rely on the default label to be present.
17154 * expr.c (try_casesi): Deal with NULL default_label.
17155 (do_tablejump): Likewise.
17157 2008-04-02 Richard Guenther <rguenther@suse.de>
17159 PR tree-optimization/14495
17160 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17161 SWITCH_EXPR here ...
17162 (vrp_visit_switch_stmt): ... but here (new function).
17163 (find_case_label_index): New helper function.
17164 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17166 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17168 * fwprop.c: Fix ISO-C99ism.
17170 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17173 * Makefile.in (objdir): Set it here.
17174 * configure.ac: Not here. Find dynamic linker characteristics.
17175 * exec-tool.in: Use them.
17176 * aclocal.m4: Regenerate.
17177 * configure: Regenerate.
17179 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17181 * expr.c (expand_var): Delete it.
17182 * expr.h (expand_var): Delete prototype.
17183 * function.c (expand_function_start): Use expand_decl instead.
17184 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17187 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17189 PR rtl-optimization/35542
17190 * fwprop.c (forward_propagate_and_simplify): Replace
17191 loc_reg_mentioned_in_p with reg_mentioned_p.
17193 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17195 PR rtl-optimization/35281
17196 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17197 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17198 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17199 (varying_mem_p): Move above propagate_rtx.
17200 (all_uses_available_at): Do not check MEMs.
17202 2008-04-02 Rafael Espíndola <espindola@google.com>
17204 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17205 (register_edge_assert_for_2): Split the cond argument.
17206 (register_edge_assert_for_1): Adjust for the change in
17207 register_edge_assert_for_2.
17208 (register_edge_assert_for): Split the cond argument.
17209 (find_switch_asserts): Adjust for the change in
17210 register_edge_assert_for.
17212 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17214 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17215 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17216 offsets for 64-bit mingw.
17217 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17218 abi for x86_64-pc-mingw.
17220 2008-04-02 Richard Guenther <rguenther@suse.de>
17222 * tree-vrp.c (extract_range_from_assert): Make sure to not
17223 produce range min/max with TREE_OVERFOW set.
17224 If merging a anti-range and a range keep the anti-range if
17225 the range covers all values of the type.
17226 (register_edge_assert_for_2): Only allow sign-changing
17227 conversions in detecting canonical range checks. Also
17228 register an assert for the unsigned name if useful.
17230 PR tree-optimization/35787
17231 * tree-vrp.c (vrp_val_max): New function.
17232 (vrp_val_min): Likewise.
17233 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17234 (vrp_val_is_min): Likewise.
17235 (supports_overflow_infinity): Use vrp_val_{min,max}.
17236 (negative_overflow_infinity): Likewise.
17237 (positive_overflow_infinity): Likewise.
17238 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17239 (is_positive_overflow_infinity): Likewise.
17240 (is_overflow_infinity): Likewise.
17241 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17242 vrp_val_is_{min,max}.
17243 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17244 to ranges if possible. Avoid empty ranges.
17246 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17248 PR middle-end/35705
17249 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17250 the expression is a function address.
17252 2008-04-01 George Helffrich <george@gcc.gnu.org>
17254 PR fortran/35154, fortran/23057
17255 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17256 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17257 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17258 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17260 (dbxout_syms): Check for COMMON-based symbol and wrap in
17261 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17262 in bracket for efficiency.
17264 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17265 using DW_TAG_common_block + member offset.
17266 (add_pubname_string): New function.
17267 (dw_expand_expr): New function to find block name and offset for
17269 (common_check): New function to check whether symbol in Fortran COMMON.
17270 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17272 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17275 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17277 2008-04-02 Ben Elliston <bje@au.ibm.com>
17279 * config/v850/v850.md (casesi): Remove if (0) code.
17280 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17281 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17283 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17285 * config/i386/i386.md (rex64suffix): New mode attribute.
17286 (floathi<mode>2): Disable expander for SSE math.
17287 (*floathi<mode>2_1): New insn insn_and_split pattern.
17288 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17289 corresponding post-reload splitters.
17290 (*floathi<mode>2_i387): New macroized insn pattern.
17291 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17292 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17293 insn_and_split pattern.
17294 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17295 New macroized instruction patterns and corresponding post-reload
17297 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17298 and corresponding post-reload splitters.
17299 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17300 New macroized instruction patterns.
17301 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17302 macroized instruction patterns and corresponding post-reload splitters.
17303 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17304 corresponding post-reload splitters.
17305 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17306 New macroized instruction patterns.
17307 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17308 corresponding post-reload splitters.
17309 (*floatsi<mode>2_i387): New macroized instruction patterns.
17311 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17313 * config/i386/i386.md (smaxmin): New.
17314 (umaxmin): Likewise.
17315 (maxminiprefix): Likewise.
17316 (maxminfprefix): Likewise.
17317 (<code><mode>3): Likewise.
17318 (smin<mode>3): Removed.
17319 (smax<mode>3): Likewise.
17321 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17322 (mmx_<code>v4hi3): Likewise.
17323 (mmx_<code>v8qi3): Likewise.
17324 (mmx_smaxv2sf3): Removed.
17325 (mmx_sminv2sf3): Likewise.
17326 (mmx_umaxv8qi3): Likewise.
17327 (mmx_smaxv4hi3): Likewise.
17328 (mmx_uminv8qi3): Likewise.
17329 (mmx_sminv4hi3): Likewise.
17331 * config/i386/sse.md (<addsub><mode>3): New.
17332 (*<addsub><mode>3): Likewise.
17333 (<sse>_vm<addsub><mode>3): Likewise.
17334 (<maxmin><mode>3): Likewise.
17335 (*<maxmin><mode>3_finite): Likewise.
17336 (*<maxmin><mode>3): Likewise.
17337 (<sse>_vm<maxmin><mode>3): Likewise.
17338 (sse3_h<addsub>v4sf3): Likewise.
17339 (sse3_h<addsub>v2df3): Likewise.
17340 (<maxmin>v16qi3): Likewise.
17341 (*<maxmin>v16qi3): Likewise.
17342 (<maxmin>v8hi3): Likewise.
17343 (*<maxmin>v8hi3): Likewise.
17344 (*sse4_1_<maxmin><mode>3): Likewise.
17345 (*sse4_1_<maxmin><mode>3): Likewise.
17346 (add<mode>3): Removed.
17347 (*add<mode>3): Likewise.
17348 (<sse>_vmadd<mode>3): Likewise.
17349 (sub<mode>3): Likewise.
17350 (*sub<mode>3): Likewise.
17351 (<sse>_vmsub<mode>3): Likewise.
17352 (smin<mode>3): Likewise.
17353 (*smin<mode>3_finite): Likewise.
17354 (*smin<mode>3): Likewise.
17355 (<sse>_vmsmin<mode>3): Likewise.
17356 (smax<mode>3): Likewise.
17357 (*smax<mode>3_finite): Likewise.
17358 (*smax<mode>3): Likewise.
17359 (<sse>_vmsmax<mode>3): Likewise.
17360 (sse3_haddv4sf3): Likewise.
17361 (sse3_haddv2df3): Likewise.
17362 (sse3_hsubv4sf3): Likewise.
17363 (sse3_hsubv2df3): Likewise.
17364 (umaxv16qi3): Likewise.
17365 (*umaxv16qi3): Likewise.
17366 (smaxv8hi3): Likewise.
17367 (*smaxv8hi3): Likewise.
17368 (*sse4_1_smax<mode>3): Likewise.
17369 (*sse4_1_umax<mode>3): Likewise.
17370 (uminv16qi3): Likewise.
17371 (*uminv16qi3): Likewise.
17372 (sminv8hi3): Likewise.
17373 (*sminv8hi3): Likewise.
17374 (*sse4_1_smin<mode>3): Likewise.
17375 (*sse4_1_umin<mode>3): Likewise.
17377 2008-04-01 Rafael Espíndola <espindola@google.com>
17379 * tree-cfg.c (verify_expr): remove in_phi.
17380 (verify_stmt): Don't call walk_tree with verify_expr. Use
17381 is_gimple_min_invariant instead of is_gimple_val.
17383 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17385 * doc/include/gpl_v3.texi: Update for manpage generation.
17386 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17388 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17389 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17390 gpl_v3.texi instead of gpl.texi.
17393 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17396 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17398 2008-04-01 Rafael Espíndola <espindola@google.com>
17400 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17401 (extract_code_and_val_from_cond): Use
17402 extract_code_and_val_from_cond_with_ops.
17404 2008-04-01 Jan Hubicka <jh@suse.cz>
17406 * function.c (free_after_compilation): Free epilogue_delay_list.
17407 (prepare_function_start): Assert that previous compilation was freed.
17409 2008-04-01 Jan Hubicka <jh@suse.cz>
17410 Jim Wilson <wilson@tuliptree.org>
17411 Andreas Tobler <andreast@gcc.gnu.org>
17413 PR middle-end/35781
17414 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17415 rtl.emit instead cfun->emit.
17416 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17417 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17419 2008-04-01 Ben Elliston <bje@au.ibm.com>
17421 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17423 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17425 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17427 (fprofile-use): Add var flag_profile_use
17428 * coverage.c (coverage_begin_output): Do not open a gcno file for
17429 output only if -ftest-coverage is set.
17430 Do not add getpwd() to gcda file path.
17431 (build_gcov_info): Check the new flag
17432 flag_profile_datafile_relative_path.
17433 (coverage_init): Use profile_data_prefix.
17434 Read profile counter only if flag_profile_use is set.
17435 * opts.c (common_handle_option): New option fprofile-use=,
17436 fprofile-dir=, fprofile-generate=.
17437 * toplev.c (profile_data_prefix): New variable definition.
17438 * toplev.h (profile_data_prefix): New declaration.
17439 * doc/invoke.tex (Option Summary, Optimization Options):
17442 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17444 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17445 use tmp consistently.
17448 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17449 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17450 UNSPEC_FR_RECIP_APPROX_RES.
17451 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17453 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17456 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17458 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17460 PR middle-end/30186
17461 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17462 element of the vector via a pointer.
17464 2008-03-31 Ian Lance Taylor <iant@google.com>
17466 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17468 2008-03-31 Jan Hubicka <jh@suse.cz>
17470 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17471 get_arg_pointer_save_area.
17472 * expr.c (init_expr): Just clear out rtl.expr.
17473 * function.c (free_after_compilation): Clear out whole RTL structure.
17474 (get_func_frame_size): Merge into ...
17475 (get_frame_size): ... this one.
17476 (assign_stack_local_1): Merge into ...
17477 (assign_stack_local): ... this one.
17478 (expand_function_end): Update call of get_arg_pointer_save_area.
17479 (get_art_pointer_save_area): Remove cfun argument.
17480 * function.h (emit_status): regno_pointer_align does not need length
17481 attribute. Move x_regno_reg_rtx to ...
17482 (regno_reg_rtx): ... new global array.
17483 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17484 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17485 apply_args_value, forced_labels, stack_pointer_delta):
17487 (struct varasm_status): Move here from varasm.c
17488 (struct rtl_data): New. Move here some fields from struct function.
17489 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17490 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17491 used_temp_slots avail_temp_slots, temp_slot_level,
17492 nonlocal_goto_handler_labels): Update accesstors.
17493 (rtl): New global variable.
17494 (struct function): Move some fileds to rtl_data.
17495 (get_arg_pointer_save_area): Update prototype.
17496 * emit-rtl.c (rtl): Declare.
17497 (regno_reg_rtx): Declare.
17498 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17500 (gen_reg_rtx): Update.
17501 (init_virtual_regs): Do not tate emit_status argument.
17502 (init_emit): Do not allocate emit.
17503 * varasm.c (varasm_statuc): Move to function.h.
17504 (n_deferred_constatns): Update accestor.
17505 (init_varasm_status): Do not allocate varasm_status.
17506 (force_const_mem, get_pool_size, output_constant_pool): Update.
17507 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17508 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17510 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17512 PR rtl-optimization/35729
17513 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17516 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17519 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17520 load/store if memory is unaligned.
17521 (*movti_rex64): Likewise.
17523 * config/i386/predicates.md (misaligned_operand): New.
17525 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17528 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17531 2008-03-31 Jan Beulich <jbeulich@novell.com>
17533 * config/ia64/constraints.md: Add 'j' constraint.
17534 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17535 (movdi_internal): Likewise.
17537 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17540 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17542 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17545 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17546 proper error message for the third argument on blendpd and
17549 * config/i386/sse.md (blendbits): New.
17550 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17552 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17554 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17556 2008-03-30 Richard Guenther <rguenther@suse.de>
17558 PR middle-end/31023
17559 * fold-const.c (fold_sign_changed_comparison): Do leave
17560 conversions to base-types alone.
17562 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17564 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17565 the link register if one altivec register is be saved.
17567 2008-03-30 Ben Elliston <bje@au.ibm.com>
17569 * final.c (final_scan_insn): Remove if (0) code.
17571 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17573 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17575 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17577 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17578 of V4SFmode to ix86_binary_operator_ok.
17580 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17582 * config/i386/i386.c (override_options): Initialize
17583 ix86_veclib_handler to ix86_veclibabi_svml when
17584 -mveclibabi=svml is used.
17585 (ix86_veclibabi_svml): New function for SVML ABI style
17586 vectorization support.
17587 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17589 2008-03-28 Rafael Espíndola <espindola@google.com>
17591 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17592 (tree_binary_nonnegative_warnv_p): Make it public.
17593 (tree_single_nonnegative_warnv_p): Make it public.
17594 (tree_invalid_nonnegative_warnv_p): Make it public.
17595 (tree_unary_nonzero_warnv_p): Make it public.
17596 (tree_binary_nonzero_warnv_p): Make it public
17597 (tree_single_nonzero_warnv_p): Make it public.
17598 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17599 (extract_range_from_binary_expr): Split the expr argument.
17600 (extract_range_from_unary_expr): Split the expr argument.
17601 (extract_range_from_comparison): Split the expr argument.
17602 (extract_range_from_expr): Use the new aux functions.
17603 (vrp_evaluate_conditional_warnv): Use
17604 vrp_evaluate_conditional_warnv_with_ops.
17605 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17606 (tree_binary_nonzero_warnv_p): Declare.
17607 (tree_single_nonzero_warnv_p): Declare.
17608 (tree_expr_nonzero_warnv_p): Declare.
17609 (tree_unary_nonnegative_warnv_p): Declare.
17610 (tree_binary_nonnegative_warnv_p): Declare.
17611 (tree_single_nonnegative_warnv_p): Declare.
17612 (tree_invalid_nonnegative_warnv_p): Declare.
17614 2008-03-28 Richard Guenther <rguenther@suse.de>
17616 PR tree-optimization/30317
17617 PR tree-optimization/30911
17618 PR tree-optimization/34793
17619 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17620 (struct assert_locus_d): New member EXPR.
17621 (register_new_assert_for): Add EXPR parameter to support
17622 ASSERT_EXPR <name, expr OP limit>.
17623 (register_edge_assert_for_1): Adjust callers.
17624 (find_assert_locations): Likewise.
17625 (process_assert_insertions_for): Build condition from expression.
17626 (extract_range_from_assert): Handle ASSERT_EXPRs
17627 of the form ASSERT_EXPR <name, expr OP limit>.
17628 (register_edge_assert_for_2): New helper registering
17629 asserts for comparisons. Recognize range tests of the form
17630 (unsigned)i - CST1 OP CST2.
17631 (register_edge_assert_for_1): Use it.
17632 (register_edge_assert_for): Likewise.
17633 (needs_overflow_infinity): Integer sub-types
17634 do not need overflow infinities.
17635 (vrp_val_is_max): The extreme values of integer sub-types
17636 are those of the base type.
17637 (vrp_val_is_min): Likewise.
17638 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17641 2008-03-28 Nick Clifton <nickc@redhat.com>
17644 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17645 Return GENERAL_REGS for stack adjustment reloads.
17647 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17650 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17651 const_vector when all the vectors are constant.
17653 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17655 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17657 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17658 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17660 (s<code>_sf): Use new scc_sf attribute for opcode names.
17662 2008-03-27 Tom Tromey <tromey@redhat.com>
17664 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17665 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17666 config/spu/t-spu-elf, config/i386/t-interix,
17667 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17668 config/i386/x-darwin, config/i386/x-mingw32,
17669 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17670 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17671 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17672 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17673 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17674 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17675 config/score/t-score-elf, config/arm/t-strongarm-pe,
17676 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17677 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17678 Revert automatic dependency patch.
17680 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17683 * config/i386/i386.c (ix86_function_arg_boundary): Align
17684 decimal floating point to its natural boundary.
17686 2008-03-27 Richard Guenther <rguenther@suse.de>
17688 PR middle-end/35716
17689 * fold-const.c (fold_comparison): Restrict distinct decl
17690 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17691 solely rely on operand_equal_p.
17693 2008-03-27 Richard Guenther <rguenther@suse.de>
17696 * c-common.c (handle_weak_attribute): Reject combination of
17699 2008-03-27 Richard Guenther <rguenther@suse.de>
17701 PR tree-optimization/32810
17702 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17703 conversions from DECL_INITIAL.
17704 (fold_const_aggregate_ref): Likewise from constructor elements.
17706 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17708 * tree-affine.h (aff_combination_expand): Declare.
17709 (get_inner_reference_aff): Likewise.
17710 * tree-affine.c (aff_combination_expand): Split out from
17711 tree_to_aff_combination_expand.
17712 (get_inner_reference_aff): New function.
17713 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17714 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17715 (struct lim_aux_data): sm_done field removed.
17716 (mem_ref_loc_p, mem_ref_locs_p): New types.
17717 (struct mem_ref): Added id, stored, accesses_in_loop,
17718 indep_loop, dep_loop, indep_ref, dep_ref fields.
17719 Removed is_stored, locs and next fields.
17720 (memory_accesses): New variable.
17721 (movement_possibility): Do not allow moving statements
17722 that store to memory.
17723 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17725 (determine_max_movement): For statements with memory references,
17726 find the outermost loop in that the reference is independent.
17727 (move_computations_stmt): Mark the virtual operands for renaming.
17728 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17729 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17730 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17731 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17732 create_vop_ref_mapping, analyze_memory_references,
17733 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17734 get_all_locs_in_loop, ref_always_accessed_p,
17735 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17736 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17737 store_motion_loop, store_motion): New functions.
17738 (struct vop_to_refs_elt): New type.
17739 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17740 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17741 (schedule_sm): Replaced by...
17742 (execute_sm): ... this.
17743 (determine_lsm_ref, hoist_memory_references,
17744 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17745 find_more_ref_vops, free_mem_ref, free_mem_refs,
17746 determine_lsm_loop, determine_lsm): Removed.
17747 (tree_ssa_lim_finalize): Free data structures used by store motion.
17748 (tree_ssa_lim): Call analyze_memory_references. Use
17749 store_motion instead of determine_lsm.
17751 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17753 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17754 rename tmake_file to m68hc11/t-m68hc11.
17755 (mcore): Set inhibit_libc to true.
17756 * config.host (alpha*-dec-*vms*): Set extra_programs.
17757 (interix3*): Don't use host_xmake_file.
17758 * configure.ac: Let config.gcc override inhibit_libc.
17759 * configure: Regenerate.
17761 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17762 * config/t-openbsd-thread: Remove commented out lines.
17764 * config/x-interix: Remove.
17766 * config/m68hc11/t-m68hc11-gas: Rename to...
17767 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17769 * config/mcore/t-mcore: Remove T_CFLAGS.
17770 * config/mcore/t-mcore-pe: Likewise.
17772 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17774 * configure.ac: Replace custom __GNU_SOURCE test with
17775 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17776 * aclocal.m4: Regenerate.
17777 * configure: Regenerate.
17778 * config.in: Regenerate.
17780 2008-03-27 Richard Guenther <rguenther@suse.de>
17782 * fold-const.c (target.h): Include.
17783 (fold_comparison): Fold comparison of addresses of decls
17784 that bind locally or of constants. Consolidate address folding code.
17785 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17786 results from fold_binary_to_constant.
17787 (compare_values_warnv): Likewise.
17789 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17791 PR middle-end/35429
17792 * fold-const.c (fold_truthop): Check for integeral types when folding
17793 a == 0 && b == 0 and a != 0 || b != 0 .
17795 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17797 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17799 2008-03-26 Andreas Schwab <schwab@suse.de>
17801 * doc/invoke.texi: Fix use of @item vs. @itemx.
17803 2008-03-26 Tom Tromey <tromey@redhat.com>
17805 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17806 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17807 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17808 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17809 build/genconstants.o, build/genemit.o, build/genextract.o,
17810 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17811 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17814 2008-03-26 Richard Guenther <rguenther@suse.de>
17817 2008-03-26 Richard Guenther <rguenther@suse.de>
17819 * fold-const.c (target.h): Include.
17820 (fold_comparison): Fold comparison of addresses of two decls
17821 that bind locally. Consolidate address folding code.
17823 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17825 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17826 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17827 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17828 dconstsqrt2, dconstthird, dconste and/or dconst10.
17829 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17830 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17831 dconstsqrt2, dconste): Delete.
17832 (init_emit_once): Likewise. Simplify initializing dconstm1.
17834 * real.c (get_real_const): New.
17835 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17836 dconstsqrt2, dconste): Delete.
17837 (real_value_const, get_real_const): New.
17839 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17841 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17843 * config/i386/i386.c (ix86_function_arg_boundary): Check
17844 BIGGEST_ALIGNMENT instead of 128.
17845 (setup_incoming_varargs_64): Likewise.
17847 2008-03-26 Tom Tromey <tromey@redhat.com>
17849 * Makefile.in (DEPFILES): Add missing '/'.
17851 2008-03-26 Richard Guenther <rguenther@suse.de>
17853 * fold-const.c (target.h): Include.
17854 (fold_comparison): Fold comparison of addresses of two decls
17855 that bind locally. Consolidate address folding code.
17857 2008-03-26 Nick Clifton <nickc@redhat.com>
17860 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17861 not allow INT+INT as a legitimate addressing mode.
17863 2008-03-26 Richard Guenther <rguenther@suse.de>
17865 * tree-flow.h (widen_bitfield): Remove declaration.
17866 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17867 (widen_bitfield): Remove function.
17868 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17871 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17874 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17877 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17879 PR rtl-optimization/35232
17880 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17881 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17882 reg_reloaded_call_part_clobbered here.
17883 (reload_regs_reach_end_p): New function.
17884 (reload_reg_rtx_for_input): New variable.
17885 (reload_reg_rtx_for_output): Likewise.
17886 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17887 when reassigning a pseudo register. Load reloadreg from
17888 reload_reg_rtx_for_input, moving the mode and register
17890 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17891 instead of the original when deciding whether an input reload
17892 would be a no-op or whether an output reload can be deleted.
17893 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17894 when setting up new_spill_reg_store. Load it from
17895 reload_reg_rtx_for_output, moving the mode and register
17897 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17898 instead of the original when deciding whether an output reload
17899 would be a no-op. Do the same when modifying insn notes.
17900 Use rtx_equal_p instead of == to compare the registers.
17901 (inherit_piecemeal_p): Take a mode and two register numbers
17903 (emit_reload_insns): Clear new_spill_reg_store for every hard
17904 register in the reload register. Remove spill registers
17905 from reg_reloaded_valid before considering whether to record
17906 inheritance information for them. Use reload_reg_rtx_for_output
17907 instead of reg_rtx when recording output reloads. Use
17908 reload_reg_rtx_for_input instead of reg_rtx when recording
17909 input reloads. Set or clear reg_reloaded_call_part_clobbered
17910 at the same time as setting reg_reloaded_valid.
17911 (delete_output_reload): Add a new_reload_reg parameter and use it
17912 instead of rld[j].reg_rtx.
17913 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17916 2008-03-25 Tom Tromey <tromey@redhat.com>
17918 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17919 (build/genattr.o): Likewise.
17920 (build/genattrtab.o): Likewise.
17921 (build/gencodes.o): Likewise.
17922 (build/genconfig.o): Likewise.
17923 (build/genconstants.o): Likewise.
17924 (build/genemit.o): Likewise.
17925 (build/genextract.o): Likewise.
17926 (build/genflags.o): Likewise.
17928 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17930 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17931 instead of size_int for integer types.
17932 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17933 to match type of MINUS_EXPR.
17935 2008-03-25 Tom Tromey <tromey@redhat.com>
17937 * configure: Rebuilt.
17938 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17941 2008-03-25 Tom Tromey <tromey@redhat.com>
17943 * config/x-solaris (host-solaris.o): Update.
17944 * config/x-linux (host-linux.o): Update.
17945 * config/x-hpux (host-hpux.o): Update.
17946 * config/x-darwin (host-darwin.o): Update.
17947 * config/v850/t-v850e (v850-c.o): Update.
17948 * config/v850/t-v850 (v850-c.o): Update.
17949 * config/t-vxworks (vxworks.o): Update.
17950 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17951 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17952 * config/spu/t-spu-elf (spu-c.o): Update.
17954 * config/sh/t-symbian (sh-c.o): Update.
17955 (symbian.o): Update.
17956 * config/sh/t-sh (sh-c.o): Update.
17957 * config/score/t-score-elf (score7.o, score3.o): Update.
17958 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17959 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17960 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17961 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17962 (rs6000.o): Remove.
17963 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17964 * config/m32c/t-m32c (m32c-pragma.o): Update.
17965 * config/ia64/t-ia64 (ia64-c.o): Update.
17966 * config/i386/x-mingw32 (host-mingw32.o): Update.
17967 * config/i386/x-i386 (driver-i386.o): Update.
17968 * config/i386/x-darwin (host-i386-darwin.o): Update.
17969 * config/i386/x-cygwin (host-cygwin.o): Update.
17970 * config/i386/t-nwld (nwld.o): Update.
17971 * config/i386/t-netware (netware.o): Update.
17972 * config/i386/t-interix (winnt.o): Update.
17973 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17974 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17975 msformat-c.o): Update.
17976 * config/bfin/t-bfin-linux (generated_files): Add
17977 linux-sysroot-suffix.h.
17978 * config/arm/t-wince-pe (pe.o): Update.
17979 * config/arm/t-strongarm-pe (pe.o): Update.
17980 * config/arm/t-pe (pe.o): Update.
17981 * config/arm/t-arm (arm-c.o): Update.
17982 * doc/install.texi (Prerequisites): Require make 3.80.
17983 * Makefile.in: Remove .o targets.
17984 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17985 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17986 (simple_generated_h, simple_generated_c): Move earlier.
17987 (generated_files): New variable.
17988 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17989 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17990 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17991 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17992 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17993 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17994 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17995 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17996 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17997 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17998 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17999 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
18001 (COMPILE.base, COMPILE): New variables.
18002 (%.o): New pattern rule.
18003 (ALL_HOST_OBJS): New variable.
18004 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
18005 (dummy-checksum.o, cc1-checksum.o): Remove.
18006 (DRIVER_SHLIB): New variable.
18007 (DRIVER_DEFINES): Use it.
18008 (gencondmd.c): Move out of build/.
18009 (s-conditions): Update.
18010 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
18011 (ALL_BUILD_OBJS): Likewise.
18012 (build/%.o): Use BUILDCOMPILE.
18013 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
18014 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
18015 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
18016 build/gencheck.o, build/gencodes.o, build/genconditions.o,
18017 build/genconfig.o, build/genconstants.o, build/genemit.o,
18018 build/genextract.o, build/genflags.o, build/genmddeps.o,
18019 build/genopinit.o, build/genoutput.o, build/genpeep.o,
18020 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
18021 build/gen-protos.o, build/scan.o, build/fix-header.o,
18022 build/scan-decls.o): Simplify.
18023 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
18024 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
18025 prefix.o, toplev.o): Reduce to variable setting.
18026 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
18027 ($(out_object_file), gcc-options.o): New targets.
18028 ($(ALL_HOST_OBJS)): New target. Include dependency files.
18029 * configure: Rebuilt.
18030 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18031 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18033 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18035 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18036 complain when we hit an error, return ERROR_MARK_NODE.
18038 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18040 * config/sh/constraints.md (Pso, Psz): New constraints.
18041 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18042 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18044 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18046 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18047 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18049 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18051 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18052 (prefetch_sh2a): New.
18054 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18055 Naveen.H.S <naveen.hs@kpitcummins.com>
18057 * config/sh/constraints.md (I28): New constraint.
18058 * config/sh/sh.c (broken_move): Add support for movi20s.
18059 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18061 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18062 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18063 Naveen.H.S <naveen.hs@kpitcummins.com>
18065 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18066 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18067 (print_operand): Handle resbank in %@ operand code.
18068 (sh_encode_section_info): New.
18069 (push_regs): Add conditions for resbank.
18070 (sh_expand_epilogue): Likewise.
18071 (sh_insert_attributes): Likewise.
18072 (sh_attribute_table): Likewise.
18073 (sh_handle_resbank_handler_attribute): New.
18074 (sh2a_handle_function_vector_handler_attribute): New.
18075 (sh2a_is_function_vector_call): New.
18076 (sh2a_get_function_vector_number): New.
18077 (sh2a_function_vector_p): New.
18078 (sh_cfun_resbank_handler_p): New.
18079 * config/sh/sh.md (calli): Emit jsr/n if possible.
18080 (calli_tbr_rel): New.
18081 (calli_pcrel): Emit jsr/n if possible.
18082 (return_i): Emit rts/n if possible.
18083 (call_valuei_tbr_rel): New.
18084 (call_valuei_pcrel): Add condition for SH2A target.
18085 (call_value): Likewise.
18086 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18087 (sh2a_get_function_vector_number): Likewise.
18088 (sh2a_is_function_vector_call): Likewise.
18089 * doc/extend.texi: Document TBR relative addressing of SH2A.
18090 (resbank): Add description for SH2A.
18092 2008-03-24 Richard Guenther <rguenther@suse.de>
18095 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18096 pointer assignments change conversions according to middle-end rules.
18097 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18098 * configure.ac: Include type checking in yes.
18099 * configure: Regenerate.
18101 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18103 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18104 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18106 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18108 * gthr-vxworks.h (UNUSED): Define.
18110 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18112 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18114 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18116 * doc/extend.texi (Function Attributes): Add missing comma in the
18117 example of the "alloc_size" attribute.
18119 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18122 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18124 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18127 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18130 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18131 of the underlying type of a MS bitfield layout to the natural
18132 alignment of the type.
18134 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18136 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18137 to their natural alignment to avoid store forwarding stalls.
18139 2008-03-22 Richard Guenther <rguenther@suse.de>
18141 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18142 For PHI nodes verify the address is invariant.
18143 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18144 (get_symbol_constant_value): Use is_gimple_min_invariant.
18145 (maybe_fold_stmt_indirect): Likewise.
18147 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18149 PR rtl-optimization/33927
18150 * Makefile.in (dse.o): Depend on $(TM_P_H).
18151 * expr.h (extract_low_bits): Declare.
18152 * expmed.c (extract_low_bits): New function.
18153 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18154 * dse.c: Include tm_p.h.
18155 (find_shift_sequence): Remove the read_reg argument and return the
18156 read value. Emit the instructions instead of returning them.
18157 Iterate on new_mode rather than calculating it each time.
18158 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18159 source to NEW_MODE and extract_low_bits to convert the shifted
18160 value to READ_MODE.
18161 (replace_read): Allow the load and store to have different mode
18162 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18163 or extraction instructions before trying the replacement. Update
18164 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18166 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18168 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18169 to their natural alignment to avoid store forwarding stalls.
18171 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18174 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18175 encouraging but not allowing gprs for input;
18176 change the input constraint to !f#r.
18177 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18179 change the output constraint to !f#r.
18181 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18184 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18185 corresponding post-reload splitters.
18186 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18187 when x87 FP math is selected.
18188 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18189 New function prototype.
18190 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18191 unreachable function to ease macroization of insn patterns.
18193 2008-03-21 Martin Jambor <mjambor@suse.cz>
18195 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18196 reference dumps if ddr is NULL or dependence is unknown.
18198 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18200 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18201 unsigned extension into account.
18202 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18203 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18204 Do computations on a scratch register.
18206 2008-03-21 Richard Guenther <rguenther@suse.de>
18208 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18209 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18210 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18211 * tree-ssa-dom.c (record_equality): Likewise.
18212 * tree-inline.c (copy_body_r): Likewise.
18213 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18216 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18218 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18219 as 'delete_unused' argument.
18221 2008-03-20 Richard Guenther <rguenther@suse.de>
18223 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18224 special casing of constant qualifiers.
18225 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18226 care about them in general.
18227 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18228 regardless of their type.
18229 (fold_stmt_r): Forcefully fold *& if we end up with that.
18231 2008-03-20 Paul Brook <paul@codesourcery.com>
18233 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18234 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18236 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18238 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18239 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18241 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18243 * common.opt (Wmudflap): New option.
18244 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18245 (mx_register_decls): Likewise.
18246 (mudflap_finish_file): Likewise.
18247 * doc/invoke.texi: Document -Wno-mudflap.
18249 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18251 * c-format.c (replace_format_name_to_system_name): New.
18252 (cmp_attribs): New.
18253 (convert_format_name_to_system_name): New.
18254 (decode_format_attr): Add use of convert_format_name_to_system_name.
18255 (format_types_orig): Add gnu_ prefix to names.
18256 (check_format_info_main): Special treating of \0 escaped names for
18257 supporting multi-character format specifiers as I32, I64.
18258 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18259 (gnu_target_overrides_format_attributes): New.
18260 * c-format.h: Add structure target_ovr_attr to hold
18261 system specific formatter names.
18262 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18263 msformat-c.o file to c_target_objs and cxx_target_objs.
18264 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18265 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18266 (TARGET_N_FORMAT_TYPES): New.
18267 * config/i386/msformat-c.c: New.
18268 * config/i386/t-cygming: Add build rule for msformat-c.o.
18269 * doc/extend.texi: Add new format names gnu_* and ms_* and
18271 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18273 2008-03-20 Ira Rosen <irar@il.ibm.com>
18275 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18276 optimizations turned on under -O3.
18277 (ftree-vectorize): Add that the flag is turned on with -O3.
18279 2008-03-20 Ben Elliston <bje@au.ibm.com>
18281 * regmove.c (try_auto_increment): Fix spelling error in comment.
18282 * final.c (final_scan_insn): Likewise.
18284 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18287 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18288 allocator preferences for "y" and "r" class registers.
18289 ("*mov<mode>_internal"): Ditto.
18290 ("*movv2sf_internal_rex64"): Ditto.
18291 ("*movv2sf_internal"): Ditto.
18293 2008-03-19 Michael Matz <matz@suse.de>
18295 PR middle-end/35616
18296 * calls.c (expand_call): Check overlap of arguments with call
18297 address for sibcalls.
18299 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18302 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18303 of the underlying type of a MS bitfield layout to the natural
18304 alignment of the type.
18306 2008-03-19 Jan Hubicka <jh@suse.cz>
18309 * toplev.c (decode_d_option): Handle all CPP flags.
18310 * tree-vrp.c: Update tree_pass descriptors.
18311 * regrename.c: Update tree_pass descriptors.
18312 * fwprop.c: Update tree_pass descriptors.
18313 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18314 * tree-into-ssa.c: Update tree_pass descriptors.
18315 * tree-dump.c: Update tree_pass descriptors.
18316 * tree-complex.c: Update tree_pass descriptors.
18317 * tree-dump.h: Update tree_pass descriptors.
18318 * see.c: Update tree_pass descriptors.
18319 * cgraphbuild.c: Update tree_pass descriptors.
18320 * tracer.c: Update tree_pass descriptors.
18321 * tree-loop-distribution.c: Update tree_pass descriptors.
18322 * cgraph.c: Update tree_pass descriptors.
18323 * postreload-gcse.c: Update tree_pass descriptors.
18324 * postreload.c: Update tree_pass descriptors.
18325 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18326 * tree-tailcall.c: Update tree_pass descriptors.
18327 * tree-pass.h (tree_opt_pass): Rename to ...
18328 (opt_pass) ... this one; add "type" field and remove letter field.
18329 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18330 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18331 all_lowering_passes): Update declaration.
18332 * ipa-cp.c: Update tree_pass descriptors.
18333 * final.c: Update tree_pass descriptors.
18334 * omp-low.c: Update tree_pass descriptors.
18335 * tree-ssa-dse.c: Update tree_pass descriptors.
18336 * ipa-reference.c: Update tree_pass descriptors.
18337 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18338 * auto-inc-dec.c: Update tree_pass descriptors.
18339 * reorg.c: Update tree_pass descriptors.
18340 * cgraphunit.c: Update tree_pass descriptors.
18341 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18342 * tree-ssa-ccp.c: Update tree_pass descriptors.
18343 * df-core.c: Update tree_pass descriptors.
18344 * mode-switching.c: Update tree_pass descriptors.
18345 * tree-nomudflap.c: Update tree_pass descriptors.
18346 * modulo-sched.c: Update tree_pass descriptors.
18347 * ipa-pure-const.c: Update tree_pass descriptors.
18348 * cse.c: Update tree_pass descriptors.
18349 * web.c: Update tree_pass descriptors.
18350 * tree-stdarg.c: Update tree_pass descriptors.
18351 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18352 * tree-ssa-dom.c: Update tree_pass descriptors.
18353 * tree-nrv.c: Update tree_pass descriptors.
18354 * tree-ssa-alias.c: Update tree_pass descriptors.
18355 * loop-init.c: Update tree_pass descriptors.
18356 * gimple-low.c: Update tree_pass descriptors.
18357 * ipa-inline.c: Update tree_pass descriptors.
18358 * tree-ssa-sink.c: Update tree_pass descriptors.
18359 * global.c: Update tree_pass descriptors.
18360 * ifcvt.c: Update tree_pass descriptors.
18361 * jump.c: Update tree_pass descriptors.
18362 * predict.c: Update tree_pass descriptors.
18363 * tree-ssa-loop.c: Update tree_pass descriptors.
18364 * recog.c: Update tree_pass descriptors.
18365 * dse.c: Update tree_pass descriptors.
18366 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18367 * tree-eh.c: Update tree_pass descriptors.
18368 * regmove.c: Update tree_pass descriptors.
18370 * function.c: Update tree_pass descriptors.
18371 * tree-vectorizer.c: Update tree_pass descriptors.
18372 * gcse.c: Update tree_pass descriptors.
18373 * ipa-type-escape.c: Update tree_pass descriptors.
18374 * tree-if-conv.c: Update tree_pass descriptors.
18375 * init-regs.c: Update tree_pass descriptors.
18376 * ipa.c: Update tree_pass descriptors.
18377 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18378 * rtl-factoring.c: Update tree_pass descriptors.
18379 * lower-subreg.c: Update tree_pass descriptors.
18380 * bt-load.c: Update tree_pass descriptors.
18381 * tree-dfa.c: Update tree_pass descriptors.
18382 * except.c: Update tree_pass descriptors.
18383 * emit-rtl.c: Update tree_pass descriptors.
18384 * cfgexpand.c: Update tree_pass descriptors.
18385 * tree-cfgcleanup.c: Update tree_pass descriptors.
18386 * cfgcleanup.c: Update tree_pass descriptors.
18387 * tree-ssa-pre.c: Update tree_pass descriptors.
18388 * tree-sra.c: Update tree_pass descriptors.
18389 * tree-mudflap.c: Update tree_pass descriptors.
18390 * tree-ssa-copy.c: Update tree_pass descriptors.
18391 * cfglayout.c: Update tree_pass descriptors.
18392 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18393 * tree-ssa-dce.c: Update tree_pass descriptors.
18394 * tree-ssa.c: Update tree_pass descriptors.
18395 * regclass.c: Update tree_pass descriptors.
18396 * integrate.c: Update tree_pass descriptors.
18397 * tree-optimize.c: Update tree_pass descriptors.
18398 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18399 * tree-object-size.c: Update tree_pass descriptors.
18400 * combine.c: Update tree_pass descriptors.
18401 * tree-outof-ssa.c: Update tree_pass descriptors.
18402 * bb-reorder.c: Update tree_pass descriptors.
18403 * stack-ptr-mod.c: Update tree_pass descriptors.
18404 * var-tracking.c: Update tree_pass descriptors.
18405 * tree-profile.c: Update tree_pass descriptors.
18406 * tree-vect-generic.c: Update tree_pass descriptors.
18407 * reg-stack.c: Update tree_pass descriptors.
18408 * sched-rgn.c: Update tree_pass descriptors.
18409 * tree-ssa-structalias.c: Update tree_pass descriptors.
18410 * tree-cfg.c: Update tree_pass descriptors.
18411 * passes.c (current_pass): Update declaration.
18412 (finish_optimization_passes): Update.
18413 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18414 (register_one_dump_file, register_dump_files_1, next_pass_1):
18416 (init_optimization_passes): Update handling of new types.
18417 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18418 * ipa-struct-reorg.c: Update tree_pass descriptors.
18419 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18420 * combine-stack-adj.c: Update tree_pass descriptors.
18421 * cfgrtl.c: Update tree_pass descriptors.
18422 * dce.c: Update tree_pass descriptors.
18423 * tree-ssanames.c: Update tree_pass descriptors.
18425 2008-03-19 Richard Guenther <rguenther@suse.de>
18427 PR middle-end/35609
18428 * tree-ssa.c (walk_data): New structure.
18429 (warn_uninitialized_var): If not always_executed warn with "maybe"
18431 (execute_early_warn_uninitialized): Compute post-dominators.
18432 Initialize always_executed before processing each basic block.
18434 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18437 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18438 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18440 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18442 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18444 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18446 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18448 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18449 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18450 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18451 target after ignore has been set, and move there also the commputation
18452 of subtarget and original_target.
18453 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18454 (LANG_HOOKS_INITIALIZER): Remove it.
18455 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18457 2008-03-18 Richard Guenther <rguenther@suse.de>
18459 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18460 found an expression with constants, note that in the VN for the lhs.
18461 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18462 fold them to constants if possible. Run cleanup_cfg if done so.
18463 (execute_pre): Return todo.
18464 (do_pre): Likewise.
18465 (execute_fre): Likewise.
18466 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18468 (get_prop_source_stmt): Look through pointer conversions.
18470 2008-03-18 Jan Hubicka <jh@suse.cz>
18472 * tree-pretty-print.c: Include predict.h.
18473 (dump_generic_node): Dump predictor.
18474 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18475 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18476 * gimple-low.c (lower_stmt): Likewise.
18477 * expr.c (expand_expr_real): Likewise.
18478 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18480 (build_predict_expr, build_predict_expr): New.
18481 * predict.h (predictor_name, build_predict_expr): Update.
18482 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18483 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18484 * predict.def (PRED_CONTINUE): Update hitrate.
18485 * tree.def (PREDICT_EXPR): Define.
18486 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18487 do not handle BIND_EXPR.
18488 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18489 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18490 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18493 2008-03-18 Michael Matz <matz@suse.de>
18495 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18497 2008-03-18 Richard Guenther <rguenther@suse.de>
18499 * tree-gimple.h (is_gimple_invariant_address): Declare.
18500 (is_gimple_constant): Likewise.
18501 * tree-gimple.c (is_gimple_constant): New function.
18502 (is_gimple_invariant_address): Likewise.
18503 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18504 and is_gimple_invariant_address.
18505 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18507 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18508 an addressable base.
18510 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18512 PR middle-end/35611
18513 * gimplify.c (gimplify_expr): Gimplify second operand of
18516 2008-03-17 Richard Guenther <rguenther@suse.de>
18518 PR tree-optimization/19637
18519 * fold-const.c (fold_unary): Remove restrictions of removing
18520 intermediate pointer-conversions (P2)(P1)P0.
18521 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18522 conversion to void pointer.
18523 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18525 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18528 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18529 emulated thread local variables.
18531 2008-03-16 Richard Guenther <rguenther@suse.de>
18533 PR middle-end/35607
18534 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18535 expand TREE_INVARIANT operations that are not gimple invariant.
18537 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18539 * doc/extend.texi (Alignment): Say that the ABI controls
18540 the __alignof__ for non-strict-alignment targets rather
18541 than being a recommendation.
18543 2008-03-15 Paul Brook <paul@codesourcery.com>
18545 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18547 (arm_output_fn_unwind): Mark functions that can not be unwound.
18549 2008-03-15 Paul Brook <paul@codesourcery.com>
18551 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18552 extension instructions.
18554 2008-03-15 Richard Guenther <rguenther@suse.de>
18556 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18557 and fold constant aggregate refs.
18558 (fold_const_aggregate_ref): Handle string constants
18559 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18560 (evaluate_stmt): Simplify now that ccp_fold folds constant
18563 2008-03-15 Paul Brook <paul@codesourcery.com>
18565 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18566 (extzv): Use gen_extzv_t2.
18567 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18569 2008-03-15 Richard Guenther <rguenther@suse.de>
18571 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18572 (fold_const_aggregate_ref): Likewise.
18573 (get_value): Return NULL if we don't have any values.
18574 (ccp_finalize): Set const_val to NULL after freeing it.
18575 * tree-flow.h (get_symbol_constant_value): Declare.
18576 (fold_const_aggregate_ref): Likewise.
18577 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18579 2008-03-15 Richard Guenther <rguenther@suse.de>
18581 PR middle-end/35593
18582 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18583 to not produce negative array indices if not allowed. Add
18584 parameter to indicate that.
18585 (maybe_fold_offset_to_component_ref): Allow negative array
18586 indices only for the first member of a structure.
18587 (maybe_fold_offset_to_reference): Allow negative array indices.
18588 (maybe_fold_stmt_addition): Likewise.
18590 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18591 Anatoly Sokolov <aesok@post.ru>
18593 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18594 (avr_arch): Add ARCH_AVR6.
18595 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18596 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18597 instead of fixed value 2.
18598 (print_operand_address): Use gs() asm specifier instead of pm().
18599 (avr_assemble_integer): (Ditto.).
18600 (avr_output_addr_vec_elt): (Ditto.).
18601 (print_operand): Handle "!" code.
18602 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18603 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18604 (AVR_HAVE_EIJMP_EICALL): Define.
18605 (AVR_3_BYTE_PC): Redefine.
18606 (AVR_2_BYTE_PC): (Ditto.).
18607 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18608 (LINK_SPEC): Add atmega2560 and atmega2561.
18609 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18611 * config/avr/avr.md (call_insn): Use eicall instead of icall
18612 for 3 byte PC devices.
18613 (call_value_insn): (Ditto.).
18614 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18615 (indirect_jump): Use only for for 2 byte PC devices.
18616 (*tablejump): (Ditto.).
18617 (*indirect_jump_avr6): Add insn.
18618 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18619 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18620 instead of ijmp for 3 byte PC devices.
18621 (__tablejump2__): (Ditto.).
18622 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18623 (MULITLIB_DIRNAMES): (Ditto.).
18624 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18626 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18628 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18629 "sse2_umulsidi3". Use V1DI mode for operand 0.
18630 ("mmx_psadbw"): Use V1DI mode for operand 0.
18631 * config/i386/i386-modes.def (V1SI): New vector mode.
18632 * config/i386/i386.c (struct builtin_description)
18633 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18634 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18635 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18636 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18637 v1di_ftype_v8qi_v8qi type.
18638 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18640 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18641 __builtin_ia32_pmuludq]: Fix the mode of return value.
18643 2008-03-15 Richard Guenther <rguenther@suse.de>
18645 PR middle-end/35595
18646 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18649 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18651 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18652 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18653 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18654 unless TARGET_SERIALIZE_VOLATILE is enabled.
18655 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18656 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18657 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18659 2008-03-14 Richard Guenther <rguenther@suse.de>
18661 PR tree-optimization/34172
18662 * tree-flow.h (refs_may_alias_p): Declare.
18663 (get_single_def_stmt): Likewise.
18664 (get_single_def_stmt_from_phi): Likewise.
18665 (get_single_def_stmt_with_phi): Likewise.
18666 * tree-dfa.c (refs_may_alias_p): New function.
18667 (get_single_def_stmt): Likewise.
18668 (get_single_def_stmt_from_phi): Likewise.
18669 (get_single_def_stmt_with_phi): Likewise.
18670 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18671 (vn_reference_lookup_1): New helper function.
18672 (vn_reference_lookup): Walk the virtual use-def chain to
18673 continue searching for a match if the def does not alias the
18674 reference we are looking for.
18676 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18678 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18679 archive and Perzl. Update The Written Word listing.
18681 2008-03-14 Richard Guenther <rguenther@suse.de>
18683 PR tree-optimization/34043
18684 PR tree-optimization/33989
18685 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18687 (bitmap_find_leader): Use extra argument to verify dominance
18688 relationship inside a basic-block.
18689 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18690 (find_leader_in_sets): Adjust.
18691 (create_component_ref_by_pieces): Take extra argument for
18692 dominance check, handle lookup failures.
18693 (find_or_generate_expression): Likewise.
18694 (create_expression_by_pieces): Likewise.
18695 (insert_into_preds_of_block): Adjust.
18696 (create_value_expr_from): If asked for, verify all operands
18697 are in the blocks AVAIL_OUT set.
18698 (make_values_for_stmt): Check for SSA_NAMEs that are life
18699 over an abnormal edge.
18700 (compute_avail): Remove such check.
18701 (do_SCCVN_insertion): New function.
18702 (eliminate): If we do not find a leader suitable for replacement
18703 insert a replacement expression from SCCVN if available.
18704 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18705 (struct vn_ssa_aux): Add needs_insertion flag.
18706 * tree-ssa-sccvn.c (may_insert): New global flag.
18707 (copy_reference_ops_from_ref): Value-number union member access
18708 based on its size, not type and member if insertion is allowed.
18709 (visit_reference_op_load): For a weak match from union type
18710 punning lookup a view-converted value and insert a SSA_NAME
18711 for that value if that is not found.
18712 (visit_use): Make dumps shorter. Do not disallow value numbering
18713 SSA_NAMEs that are life over an abnormal edge to constants.
18714 (free_scc_vn): Release inserted SSA_NAMEs.
18715 (run_scc_vn): New flag to specify whether insertion is allowed.
18716 Process SSA_NAMEs in forward order.
18717 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18718 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18719 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18720 pointer type to/from integral types that do not change the
18721 precision to regular conversions.
18723 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18725 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18726 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18727 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18728 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18729 input arguments and the mode of return value. Built-in functions
18730 that operate on whole 64-bit MMX register now use V1DI mode.
18732 2008-03-13 Alon Dayan <alond@il.ibm.com>
18733 Olga Golovanevsky <olga@il.ibm.com>
18735 PR tree-optimization/35041
18736 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18737 to locate the right position in a statement.
18739 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18743 * config/i386/xmmintrin.h: Change all static inline functions to
18744 extern inline and add __gnu_inline__ attribute.
18745 * config/i386/bmintrin.h: Ditto.
18746 * config/i386/smmintrin.h: Ditto.
18747 * config/i386/tmmintrin.h: Ditto.
18748 * config/i386/mmintrin-common.h: Ditto.
18749 * config/i386/ammintrin.h: Ditto.
18750 * config/i386/emmintrin.h: Ditto.
18751 * config/i386/pmmintrin.h: Ditto.
18752 * config/i386/mmintrin.h: Ditto.
18753 * config/i386/mm3dnow.h: Ditto.
18755 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18757 PR middle-end/35185
18758 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18759 (lower_omp_2): New function.
18760 (lower_omp_1, lower_omp): Rewritten.
18762 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18765 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18766 with the phrase "Microsoft Windows compilers".
18767 (Push/Pop Macro Pragmas): New subsection. Document
18768 #pragma push_macro and pragma pop_macro.
18770 2008-03-12 Paul Brook <paul@codesourcery.com>
18772 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18774 2008-03-12 Paul Brook <paul@codesourcery.com>
18776 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18777 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18778 (thumb2_addsi_shortim): Rename ...
18779 (thumb2_addsi_short): ... to this. Allow register operands.
18780 (thumb2_subsi_short): New pattern.
18781 (thumb2_one_cmplsi2_short,
18782 thumb2_negsi2_short): New patterns and peepholes.
18784 2008-03-12 Paul Brook <paul@codesourcery.com>
18786 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18788 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18790 * config/i386/i386.md (int_cond): New code iterator.
18792 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18793 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18794 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18795 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18796 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18797 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18798 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18799 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18801 2008-03-12 Paul Brook <paul@codesourcery.com>
18803 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18804 instead of {arm,thumb}_compute_save_reg_mask.
18805 (output_return_instruction): Ditto.
18806 (thumb_unexpanded_epilogue): Ditto.
18807 (thumb1_expand_prologue): Ditto.
18808 (thumb1_output_function_prologue): Ditto.
18809 (arm_set_return_address): Ditto.
18810 (thumb_set_return_address): Ditto.
18811 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18812 regs to achieve stack alignment.
18813 (thumb1_compute_save_reg_mask): Fix compiler warning.
18814 (arm_output_epilogue): Use offsets->saved_regs_mask.
18815 Adjust stack pointer by poping call clobered registers.
18816 (arm_expand_prologue): Use offsets->saved_regs_mask.
18817 Adjust stack pointer by pushing extra registers.
18818 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18820 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18823 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18824 conversion to the operands of a multiplication.
18826 2008-03-12 Richard Guenther <rguenther@suse.de>
18828 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18829 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18830 * timevar.def (TV_TREE_PHIPROP): Add.
18831 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18832 pass description. Use TV_TREE_PHIPROP.
18833 * tree-ssa-forwprop.c: Remove phiprop code.
18835 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18837 PR middle-end/35549
18838 * omp-low.c (maybe_lookup_decl): Constify first argument.
18839 (use_pointer_for_field): Change last argument from bool to
18840 omp_context *. Disallow shared copy-in/out in nested
18841 parallel if decl is shared in outer parallel too.
18842 (build_outer_var_ref, scan_sharing_clauses,
18843 lower_rec_input_clauses, lower_copyprivate_clauses,
18844 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18846 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18847 Ira Rosen <irar@il.ibm.com>
18849 * tree-vectorizer.c (free_stmt_vec_info): New function.
18850 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18851 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18852 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18853 * tree-vect-transform.c (vectorizable_conversion): Free
18854 vec_oprnds0 if it was allocated.
18855 (vect_permute_store_chain): Remove unused VECs.
18856 (vectorizable_store): Free VECs that are allocated in the..
18858 (vect_transform_strided_load, vectorizable_load): Likewise.
18859 (vect_remove_stores): Simplify the code.
18860 (vect_transform_loop): Move code to vect_remove_stores().
18861 Call vect_remove_stores() and free_stmt_vec_info().
18863 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18865 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18866 TARGET_HPUX. Revise comment.
18867 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18868 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18869 Use sr4 variant of `be' instruction when not generating PIC code.
18870 (attr_length_call): Adjust for above change.
18872 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18874 * ipa-reference.c (static_execute): Remove module_statics_const and
18875 associated setting code.
18877 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18880 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18881 predicate for operand 1.
18882 (paritysi2_cmp): Use register_operand predicate for operand 2.
18883 Use earlyclobber modifier for operand 1. Remove support for
18885 (paritydi2_cmp): Use register_operand predicate for operand 3.
18886 Use earlyclobber modifier for operand 1. Remove support for
18889 2008-03-11 Paul Brook <paul@codesourcery.com>
18890 Vladimir Prus <vladimir@codesourcery.com>
18892 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18893 (arm_compute_save_reg0_reg12_mask): Always
18894 check if register 11 must be saved. Always safe hard frame pointer
18895 when frame_pointer_needeed.
18896 (arm_compute_save_reg_mask): Save IP and PC
18897 only with apcs frames.
18898 (arm_output_epilogue): Adjust Thumb2 codepath to
18899 be also invoked and work for ARM non-apcs frames.
18900 (arm_expand_prologue): Don't bother saving IP
18901 for non-apcs frame, since it's not clobbered by
18902 prologue code. Implement non-apcs frame
18905 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18907 PR rtl-optimization/35281
18908 * expr.c (convert_move): Use a new pseudo for the intermediate
18909 from_mode->word_mode result.
18911 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18913 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18914 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18915 * toplev.c (compile_file): Don't call it.
18917 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18919 PR middle-end/35526
18920 * expr.c (store_expr): Call emit_block_move if the mode
18921 of "temp" RTX is BLKmode.
18923 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18924 Richard Guenther <rguenther@suse.de>
18926 PR tree-optimization/31358
18927 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18928 the step with a NULL_TREE.
18929 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18930 to sizetype if type is a pointer type.
18931 (add_candidate_1): Don't convert the base and step to
18932 the generic type if the orginal type is a pointer type.
18933 (add_iv_value_candidates): Use sizetype for the step
18934 if type is a pointer type.
18935 (cand_value_at): Likewise.
18936 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18938 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18939 Don't convert the tem affine to the type.
18940 (add_elt_to_tree): Use sizetype for the step if a pointer.
18941 Use POINTER_PLUS_EXPR for pointers.
18942 (aff_combination_to_tree): Use sizetype for the step if a
18945 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18947 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18948 Remove commutativity hint.
18950 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18954 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18955 errorneous type. Check that v is a VAR_DECL.
18957 PR middle-end/35099
18958 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18960 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18962 PR tree-optimization/35494
18963 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18964 may be overriden at link and run time.
18966 2008-03-10 Richard Guenther <rguenther@suse.de>
18968 PR tree-optimization/34677
18969 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18970 (poolify_tree): Likewise.
18971 (modify_expr_template): Likewise.
18972 (poolify_modify_stmt): Likewise.
18973 (insert_fake_stores): Handle all component-ref style stores
18974 in addition to INDIRECT_REF. Also handle complex types.
18975 Do not poolify the inserted load.
18976 (realify_fake_stores): Do not rebuild the tree but only
18977 make it a SSA_NAME copy.
18978 (init_pre): Remove initialzation of modify_expr_template.
18979 Do not allocate modify_expr_node_pool.
18980 (fini_pre): Do not free modify_expr_node_pool.
18982 2008-03-10 Paul Brook <paul@codesourcery.com>
18984 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18985 to avoid conflicts.
18987 2008-03-10 Paul Brook <paul@codesourcery.com>
18988 Mark Shinwell <shinwell@codesourcery.com>
18990 * config/arm/cortex-r4.md: New.
18991 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18993 * config/arm/arm.md: Include cortex-r4.md.
18994 (insn): Add smmls, sdiv and udiv values.
18995 (generic_sched): Don't use generic scheduling for Cortex-R4.
18996 (arm_issue_rate): New function.
18997 (TARGET_SCHED_ISSUE_RATE): Define.
18999 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
19001 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
19003 2008-03-10 Richard Guenther <rguenther@suse.de>
19005 * tree-ssa-pre.c (get_sccvn_value): Simplify.
19006 (compute_avail): Do not add stmt uses to AVAIL_OUT.
19008 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
19010 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
19011 Set default to true.
19013 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19015 * c.opt (Wsynth): Deprecate.
19016 * doc/invoke.texi (Option Summary, Warning Options): Document
19017 -Wno-format-contains-nul.
19019 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
19022 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
19023 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
19025 2008-03-09 Ira Rosen <irar@il.ibm.com>
19027 * config/rs6000/rs6000.c (builtin_description): Rename vector
19028 left shift operations.
19029 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
19030 (altivec_vsl<VI_char>): Rename to ...
19031 (ashl<mode>3): ... new name.
19032 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19034 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19036 2008-03-08 Richard Guenther <rguenther@suse.de>
19038 * coverage.h (tree_coverage_counter_addr): Declare.
19039 * coverage.c (tree_coverage_counter_addr): New function.
19040 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19041 before using again.
19042 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19043 (tree_gen_one_value_profiler): Likewise.
19044 (tree_gen_ic_profiler): Likewise.
19045 (tree_gen_average_profiler): Likewise.
19046 (tree_gen_ior_profiler): Likewise.
19048 2008-03-08 Richard Guenther <rguenther@suse.de>
19050 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19051 (vn_binary_op_insert): Likewise.
19052 (vn_unary_op_lookup): Likewise.
19053 (vn_unary_op_insert): Likewise.
19054 (vn_nary_op_lookup): Declare.
19055 (vn_nary_op_insert): Likewise.
19056 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19057 and binary hashes, use a single obstack for unary_op_pool
19058 and binary_op_pool.
19059 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19060 a single struct vn_nary_op_s. Store tree code length and
19061 a variable number of operands.
19062 (struct vn_reference_op_struct): Remove unused op2.
19063 (vn_reference_op_eq): Do not compare op2.
19064 (vn_reference_op_compute_hash): Do not compute hash of op2.
19065 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19066 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19067 with vn_nary_op_compute_hash.
19068 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19069 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19071 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19073 (visit_unary_op): Call nary functions.
19074 (visit_binary_op): Likewise.
19075 (process_scc): Adjust for struct vn_tables_s changes.
19076 (allocate_vn_table): Likewise.
19077 (free_vn_table): Likewise.
19078 * tree-vn.c (vn_add): Call nary functions.
19079 (vn_lookup): Likewise.
19081 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19084 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19085 wdst back after sync_compare_and_swapqhi_internal.
19087 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19090 * config/i386/i386-modes.def (V1DI): New vector mode.
19091 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19092 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19093 (MMXMODE248): Ditto.
19094 (MMXMODE): Add V1DI mode.
19095 (mmxvecsize): Change DI mode to V1DI mode.
19096 ("mov<mode>): Use MMXMODEI8 mode iterator.
19097 ("*mov<mode>_internal_rex64"): Ditto.
19098 ("*mov<mode>_internal"): Ditto.
19099 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19100 ("mmx_sub<mode>3"): Ditto.
19101 ("mmx_adddi3"): Remove insn pattern.
19102 ("mmx_subdi3"): Ditto.
19103 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19104 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19105 ("mmx_ashl<mode>3"): Ditto.
19106 ("mmx_lshrdi3"): Remove insn pattern.
19107 ("mmx_ashldi3"): Ditto.
19108 * config/i386/i386.c (classify_argument): Handle V1DImode.
19109 (function_arg_advance_32): Ditto.
19110 (function_arg_32): Ditto.
19111 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19112 mmx_addv1di3 insn pattern.
19113 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19114 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19115 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19116 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19117 Remove definitions of built-in functions.
19118 (V1DI_type_node): New node.
19119 (v1di_ftype_v1di_int): Ditto.
19120 (v1di_ftype_v1di_v1di): Ditto.
19121 (v2si_ftype_v2si_si): Ditto.
19122 (v4hi_ftype_v4hi_di): Remove node.
19123 (v2si_ftype_v2si_di): Ditto.
19124 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19125 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19126 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19127 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19128 Add new builtins using def_builtin_const.
19129 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19130 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19131 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19132 * config/i386/mmintrin.h (__v1di): New typedef.
19133 (_mm_add_si64): Cast arguments to __v1di type.
19134 (_mm_sub_si64): Ditto.
19135 (_mm_sll_pi16): Cast __count to __v4hi type.
19136 (_mm_sll_pi32): Cast __count to __v2si type.
19137 (_mm_sll_si64): Cast arguments to __v1di type.
19138 (_mm_srl_pi16): Cast __count to __v4hi type.
19139 (_mm_srl_pi32): Cast __count to __v2si type.
19140 (_mm_srl_si64): Cast arguments to __v1di type.
19141 (_mm_sra_pi16): Cast __count to __v4hi type.
19142 (_mm_sra_pi32): Cast __count to __v2si type.
19143 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19144 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19145 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19146 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19147 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19148 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19149 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19150 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19151 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19152 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19153 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19154 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19156 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19158 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19160 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19163 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19164 reg+const addressing for Altivec modes. Don't generate reg+reg
19165 addressing for TFmode or TDmode quantities.
19167 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19169 * c-common.c (vector_types_convertible_p): Call langhook
19170 instead of comptypes.
19172 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19175 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19176 integral and scalar float variables which have a
19179 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19181 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19182 dwarf_register_span hook when emitting unwind information for
19183 register-to-memory saves.
19184 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19185 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19187 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19189 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19190 for the same VAR_DECL.
19192 2008-03-06 Tom Tromey <tromey@redhat.com>
19194 * treelang: Delete.
19195 * doc/standards.texi (Standards): Don't mention treelang.
19196 * doc/invoke.texi (Overall Options): Don't mention treelang.
19197 * doc/install.texi (Prerequisites): Don't mention bison or
19199 (Configuration): Don't mention treelang.
19200 (Building): Likewise.
19201 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19203 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19205 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19206 word-extractions out of a multi-word object.
19208 2008-03-06 Richard Guenther <rguenther@suse.de>
19210 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19211 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19212 result type and precision.
19213 * expr.c (get_inner_reference): Set unsignedp based on the result
19214 type of BIT_FIELD_REF.
19215 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19216 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19217 (try_instantiate_multiple_fields): Likewise. Use the correct type
19219 (sra_build_assignment): Likewise.
19220 (sra_build_elt_assignment): Likewise.
19221 (sra_explode_bitfield_assignment): Likewise.
19222 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19223 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19224 set BIT_FIELD_REF_UNSIGNED.
19225 (vectorizable_load): Likewise.
19227 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19229 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19232 2008-03-06 Richard Guenther <rguenther@suse.de>
19234 * alias.c (struct alias_set_entry): Move has_zero_child field
19235 to pack with alias_set.
19237 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19239 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19242 2008-03-05 Ian Lance Taylor <iant@google.com>
19244 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19246 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19248 * fwprop.c (update_df): Support width and offset parameters of
19250 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19251 global_conflicts): Change DF_REF_EXTRACT to either
19252 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19253 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19254 * df-scan.c (df_ref_record, df_defs_record,
19255 df_ref_create_structure, df_def_record_1, df_uses_record,
19256 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19257 df_bb_refs_collect, df_entry_block_defs_collect,
19258 df_exit_block_uses_collect): Support new width and offset fields.
19259 (ref_extract_pool): New storage pool.
19260 (df_free_ref): New function.
19261 (df_reg_chain_unlink, df_free_collection_rec,
19262 df_sort_and_compress_refs): Call df_free_ref.
19263 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19265 (df_ref_create_structure): Allocate df_ref_extract if offset and
19266 width fields are used.
19267 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19268 (df_uses_record): Get offset and width from ZERO_EXTRACT
19270 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19271 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19272 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19273 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19274 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19275 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19276 (df_ref_extract): New structure.
19277 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19278 (df_ref_create): Add width and offset parameters.
19280 2008-03-05 Richard Guenther <rguenther@suse.de>
19282 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19283 Use ranges_overlap_p.
19284 (offset_overlaps_with_access): Rename
19285 to ranges_overlap_p and move ...
19286 * tree-flow-inline.h (ranges_overlap_p): ... here.
19288 * tree.h (get_inner_reference, handled_component_p): Update
19291 * tree.h (record_component_aliases, get_alias_set,
19292 alias_sets_conflict_p, alias_sets_must_conflict_p,
19293 objects_must_conflict_p): Move declarations ...
19294 * alias.h (record_component_aliases, get_alias_set,
19295 alias_sets_conflict_p, alias_sets_must_conflict_p,
19296 objects_must_conflict_p): ... here.
19297 Include coretypes.h.
19298 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19300 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19302 * cfg.c: Include tree-flow.h.
19303 (remove_edge_raw): Call redirect_edge_var_map_clear.
19304 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19305 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19306 (redirect_edge_var_map_result): New.
19307 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19308 PENDING_STMT use with redirect_edge_var_map_*.
19309 * tree-ssa.c (edge_var_maps): New definition.
19310 (redirect_edge_var_map_add): New.
19311 (redirect_edge_var_map_clear): New.
19312 (redirect_edge_var_map_dup): New.
19313 (redirect_edge_var_map_vector): New.
19314 (redirect_edge_var_map_destroy): New.
19315 (ssa_redirect_edge): Replace PENDING_STMT use with
19316 redirect_edge_var_map_*.
19317 (flush_pending_stmts): Same.
19318 (delete_tree_ssa): Destroy edge var map.
19319 * tree-flow.h (struct _edge_var_map): New.
19320 Define edge_var_map vector type.
19321 Declare redirect_edge_var_map_* prototypes.
19322 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19323 * tree-cfg.c (reinstall_phi_args): Replace
19324 PENDING_STMT use with redirect_edge_var_map_*.
19326 2008-03-05 Richard Guenther <rguenther@suse.de>
19328 PR tree-optimization/35472
19329 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19330 whose single use_stmt has a overlapping set of loaded and
19331 stored symbols as that use_stmt might be a noop assignment then.
19333 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19335 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19337 2008-03-05 Richard Guenther <rguenther@suse.de>
19340 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19341 should be constants.
19342 * tree-cfg.c (verify_expr): Verify it.
19343 * fold-const.c (fold_truthop): Remove code generating
19344 BIT_FIELD_REFs of structure bases.
19345 (fold_binary): Likewise.
19346 (fold_ternary): Position and size of BIT_FIELD_REFs are
19347 always host integers.
19348 (make_bit_field_ref): Remove.
19349 (optimize_bit_field_compare): Remove.
19350 (all_ones_mask_p): Remove.
19352 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19355 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19356 (split_block_and_df_analyze): New. Split basic block and rebuild
19358 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19360 (split_pattern_seq): Likewise.
19361 (erase_matching_seqs): Likewise.
19362 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19364 2008-03-04 Geoff Keating <geoffk@apple.com>
19366 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19367 declaration and code.
19368 (tree_invalid_nonnegative_warnv_p): Likewise.
19370 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19372 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19373 examples. Truncate option-names then causing overfull hbox.
19375 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19378 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19380 * configure: Rebuilt.
19382 2008-03-04 Rafael Espíndola <espindola@google.com>
19384 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19385 (tree_unary_nonnegative_warnv_p): New.
19386 (tree_binary_nonnegative_warnv_p): New.
19387 (tree_single_nonnegative_warnv_p): New.
19388 (tree_invalid_nonnegative_warnv_p): New.
19389 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19391 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19394 * opts.c (handle_option): Postpone 'unknown option' errors only for
19397 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19400 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19403 2008-03-04 Rafael Espíndola <espindola@google.com>
19405 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19406 (tree_binary_nonzero_warnv_p): New.
19407 (tree_single_nonzero_warnv_p): New.
19408 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19410 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19412 PR middle-end/35456
19413 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19414 transformations for modes that have signed zeros.
19415 * ifcvt.c (noce_try_abs): Ditto.
19417 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19419 * config/i386/i386.c (override_options): Force
19420 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19422 2008-03-04 Jan Hubicka <jh@suse.cz>
19425 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19428 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19430 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19431 label to probe the stack.
19433 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19435 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19436 (__gthr_win32_mutex_destroy): Declare.
19437 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19438 __gthr_win32_mutex_destroy.
19439 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19441 2008-03-03 Jan Hubicka <jh@suse.cz>
19444 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19445 aggressive on inlining cold calls.
19447 2008-03-03 Richard Guenther <rguenther@suse.de>
19449 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19450 struct copies into the expression table.
19451 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19452 (try_to_simplify): Likewise.
19453 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19454 integral and pointer arguments which do not change the
19455 precision to NOP_EXPRs.
19456 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19457 VIEW_CONVERT_EXPR case.
19459 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19461 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19462 defined in a loop at depth 0 is invariant.
19463 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19464 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19465 be called at loop depth 0.
19467 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19470 * gcc.c (process_command): Update copyright notice dates.
19471 * gcov.c (print_version): Likewise.
19472 * gcov-dump.c (print_version): Likewise.
19473 * mips-tfile.c (main): Likewise.
19474 * mips-tdump.c (main): Likewise.
19476 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19479 * c-common.c (flag_permissive): Delete.
19480 (constant_expression_warnings): Check flags first.
19481 (constant_expression_error): New.
19482 * c-common.h (flag_permissive): Delete.
19483 (constant_expression_error): Declare.
19484 * flags.h (flag_permissive): Declare. Update description.
19485 * diagnostic.c (pedwarn): Update.
19487 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19488 (permissive_error_kind): New.
19489 * toplev.c (flag_permissive): Define. Update description.
19490 * toplev.h (permissive_error_kind): Declare.
19491 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19492 (pedwarn_c90): Use pedantic_warning_kind.
19493 * c-opts.c (c_common_post_options): flag_permissive does not affect
19494 flag_pedantic_errors.
19496 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19498 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19499 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19500 __absvsi2, __absvDI2): Use unsigned arithmetic.
19502 2008-03-02 Andi Kleen <ak@suse.de>
19503 Richard Guenther <rguenther@suse.de>
19505 * struct-equiv.c: Remove file.
19506 * cfg_cleanup.c (condjump_equiv_p): Remove.
19507 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19508 (struct-equiv.o): Remove rule.
19509 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19510 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19511 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19513 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19515 * ifcvt.c (noce_process_if_block): Try to handle only the then
19516 block if the else block exists but isn't suitable.
19518 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19521 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19522 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19523 regression from previous patch.
19525 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19528 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19530 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19531 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19532 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19533 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19534 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19535 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19536 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19537 (__gthread_mutex_destroy_function): Rename to
19538 __gthread_mutex_destroy.
19539 * gthr-dce.h (__gthread_mutex_destroy): Call
19540 pthread_mutex_destroy.
19541 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19542 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19543 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19545 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19547 * df-scan.c (df_ref_chain_change_bb): Simplify.
19548 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19549 set_block_for_insn if there's any change.
19550 * df.h ((df_insn_change_bb): Fix prototype.
19551 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19552 df_insn_change_bb, don't call set_block_for_insn.
19553 * emit-rtl.c (reorder_insns): Likewise.
19554 * haifa-sched.c (move_insn): Likewise.
19556 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19558 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19560 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19562 * tree-flow-inline.h (next_readonly_imm_use): Return
19563 NULL_USE_OPERAND_P after the end.
19565 2008-03-01 Richard Guenther <rguenther@suse.de>
19567 PR tree-optimization/35411
19568 * tree-sra.c (sra_build_assignment): Split conversion to
19569 final type to a separate statement if we are not assigning
19572 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19574 * fold-const.c (fold_convertible_p): Correct the logic to follow
19575 that in fold_convert().
19577 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19580 * tree-inline.c (build_duplicate_type): When we make a
19581 duplicate type, make it unique in the canonical types system.
19583 2008-02-29 Tom Tromey <tromey@redhat.com>
19585 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19586 input_file_stack_history, input_file_stack_restored): Remove.
19587 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19588 * input.h (struct file_stack): Remove.
19589 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19590 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19592 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19594 (diagnostic_last_module_changed): Add 'map' argument.
19595 (diagnostic_set_last_function): Likewise.
19596 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19597 line map, not input_file_stack.
19598 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19600 2008-02-29 Paul Brook <paul@codesourcery.com>
19602 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19604 2008-02-29 Paul Brook <paul@codesourcery.com>
19606 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19608 2008-02-29 Richard Guenther <rguenther@suse.de>
19610 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19612 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19613 value for comparing for a store match.
19614 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19615 (try_to_simplify): Do not do a full-blown reference lookup.
19617 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19619 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19620 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19622 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19624 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19626 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19627 strides against cache sizes.
19629 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19631 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19634 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19636 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19637 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19638 is smaller than the original promoted value.
19639 (simplify_subreg): If OP is a SUBREG, try to preserve its
19640 SUBREG_PROMOTED_VAR_P information.
19642 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19644 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19645 (VN_INFO_GET): Allocate new objects on the obstack.
19646 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19647 for rpo_numbers_temp, for consistency.
19648 (free_scc_vn): Free the obstack.
19650 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19652 * doc/invoke.texi: Document -ftree-loop-distribution.
19653 * tree-loop-distribution.c: New.
19654 * tree-pass.h (pass_loop_distribution): New.
19655 * graphds.h (struct graph): Add htab_t indices.
19656 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19657 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19658 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19659 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19660 * tree-data-ref.c (debug_data_dependence_relations): New.
19661 (dump_data_dependence_relation): Also print data references.
19662 (free_data_ref): Extern.
19663 (same_access_functions): Moved...
19664 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19665 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19666 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19667 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19668 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19669 (stmts_from_loop): Skip LABEL_EXPR.
19670 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19672 (build_rdg): Initialize rdg->indices htab.
19673 (free_rdg, stores_from_loop, ref_base_address,
19674 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19675 have_similar_memory_accesses_1, ref_base_address_1,
19676 remove_similar_memory_refs): New.
19677 * tree-data-ref.h: Depend on tree-chrec.h.
19678 (debug_data_dependence_relations, free_data_ref): Declared.
19679 (same_access_functions): ... here.
19680 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19682 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19683 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19684 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19685 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19686 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19687 rdg_vertex_for_stmt): Declared.
19688 (struct rdg_edge): Add level.
19690 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19691 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19693 (rdg_has_similar_memory_accesses): New.
19694 * tree-vect-analyze.c: Remove unused static decls.
19695 * lambda.h (dependence_level): New.
19696 * common.opt (ftree-loop-distribution): New.
19697 * tree-flow.h (mark_virtual_ops_in_bb,
19698 slpeel_tree_duplicate_loop_to_edge_cfg,
19699 rename_variables_in_loop): Declared.
19700 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19701 (OBJS-common): Add tree-loop-distribution.o.
19702 (tree-loop-distribution.o): New rule.
19703 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19704 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19705 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19707 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19710 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19711 other than structures and unions.
19713 2008-02-28 Richard Guenther <rguenther@suse.de>
19716 2008-02-26 Richard Guenther <rguenther@suse.de>
19718 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19719 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19720 (lookup_decl_from_uid): Declare.
19721 (remove_decl_from_map): Likewise.
19722 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19723 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19724 (decl_for_uid_map): New global hashtable mapping DECL_UID
19726 (init_ttree): Allocate it.
19727 (insert_decl_to_uid_decl_map): New helper function.
19728 (make_node_stat): Insert new decls into the map.
19729 (copy_node_stat): Likewise.
19730 (lookup_decl_from_uid): New function.
19731 (remove_decl_from_map): Likewise.
19732 (print_decl_for_uid_map_statistics): New helper.
19733 (dump_tree_statistics): Call it.
19735 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19736 (referenced_var_iterator): Adjust.
19737 (FOR_EACH_REFERENCED_VAR): Adjust.
19738 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19739 (num_referenced_vars): Adjust.
19740 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19741 (first_referenced_var): Remove.
19742 (end_referenced_vars_p): Likewise.
19743 (next_referenced_var): Likewise.
19744 (referenced_var_iterator_set): New helper function.
19745 * tree-dfa.c (referenced_var_lookup): Adjust.
19746 (referenced_var_check_and_insert): Likewise.
19747 (remove_referenced_var): Likewise.
19748 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19749 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19750 (verify_call_clobbering): Likewise.
19751 (verify_memory_partitions): Likewise.
19752 (init_tree_ssa): Allocate bitmap instead of hashtable for
19754 (delete_tree_ssa): Adjust.
19755 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19756 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19757 (compute_tag_properties): Likewise.
19758 (set_initial_properties): Likewise.
19759 (find_partition_for): Likewise.
19760 (update_reference_counts): Likewise.
19761 (dump_may_aliases_for): Likewise.
19762 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19763 (add_call_clobber_ops): Likewise.
19764 (add_call_read_ops): Likewise.
19765 (get_asm_expr_operands): Likewise.
19766 * tree-into-ssa.c (dump_decl_set): Likewise.
19767 (update_ssa): Likewise.
19768 * tree-sra.c (scan_function): Likewise.
19769 (decide_instantiations): Likewise.
19770 (scalarize_parms): Likewise.
19771 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19772 (dsa_named_for): Likewise.
19773 * tree-ssa-structalias.c (update_alias_info): Likewise.
19774 (merge_smts_into): Likewise.
19776 2008-02-27 David Daney <ddaney@avtrex.com>
19779 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19780 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19781 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19782 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19783 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19785 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19788 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19789 (BUILT_IN_NEXTTOWARD): Remove.
19790 (BUILT_IN_NEXTTOWARDF): Ditto.
19791 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19792 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19794 2008-02-27 Tom Tromey <tromey@redhat.com>
19796 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19797 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19799 2008-02-27 Jan Beulich <jbeulich@novell.com>
19801 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19802 update the respective field on newdecl.
19804 2008-02-27 Revital Eres <eres@il.ibm.com>
19806 PR rtl-optimization/34999
19807 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19808 crossing edges that ends with a call insn.
19809 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19810 call insn and clear the EDGE_CROSSING flag of the crossing edge
19811 when fixing fallthru edges.
19813 2008-02-27 Richard Guenther <rguenther@suse.de>
19815 PR middle-end/35390
19816 * fold-const.c (fold_unary): Return the correct argument,
19817 converted to the result type.
19819 2008-02-27 Richard Guenther <rguenther@suse.de>
19821 PR middle-end/34971
19822 * expr.c (expand_expr_real_1): Assert on rotates that operate
19824 * fold-const.c (fold_binary): Use the types precision, not the
19825 bitsize of the mode if folding rotate expressions. Build rotates
19826 only for full modes.
19828 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19830 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19831 and CPP_PRAGMA_EOL.
19832 * c-pragma.c (pragma_ns_name): New typedef.
19833 (registered_pp_pragmas): New variable.
19834 (c_pp_lookup_pragma): New function.
19835 (c_register_pragma_1): If flag_preprocess_only, do nothing
19836 for non-expanded pragmas, for expanded ones push pragma's
19837 namespace and name into registered_pp_pragmas vector.
19838 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19839 flag_preprocess_only, don't register GCC pch_preprocess
19840 pragma if flag_preprocess_only.
19841 * c-opts.c (c_common_init): Call init_pragma even if
19842 flag_preprocess_only.
19843 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19844 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19845 cpp_register_pragma if flag_preprocess_only.
19847 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19850 * c-parser.c (c_parser_translation_unit): Warn for empty
19851 translation unit, not empty source file.
19853 2008-02-26 Paul Brook <paul@codesourcery.com>
19855 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19856 operand for Thumb-2.
19857 * config/arm/arm.h (reg_class): Add CORE_REGS.
19858 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19859 (BASE_REG_CLASS): Use CORE_REGS.
19860 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19861 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19862 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19863 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19864 ARM_REGNO_OK_FOR_INDEX_P.
19865 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19866 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19867 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19868 (ldm/stm peepholes): Ditto.
19869 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19870 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19871 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19872 * config/arm/constraints.md: Enable "k" constraint on ARM.
19874 2008-02-27 Ben Elliston <bje@au.ibm.com>
19876 * config/rs6000/rs6000.c: Annotate cache line size field in all
19877 instances of struct processor_costs.
19879 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19881 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19882 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19883 jump_bypass): New counters.
19884 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19885 * dce.c (gate_ud_dce): Same.
19886 (gate_fast_dce): Same.
19887 * dse.c (gate_dse1): New function.
19888 (gate_dse2): New function.
19889 (gate_dse): Merge results of new gate functions.
19890 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19891 (gate_handle_jump_bypass): Add dbg_cnt.
19892 (gate_handle_gcse): Add dbg_cnt.
19893 * ifcvt.c (gate_handle_if_conversion): Same.
19894 (gate_handle_if_after_combine): Same.
19895 (gate_handle_if_after_reload): Same.
19896 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19898 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19900 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19902 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19904 2008-02-26 Jason Merrill <jason@redhat.com>
19907 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19908 alone if it's the naming decl for the type's main variant.
19910 2008-02-26 Tom Tromey <tromey@redhat.com>
19912 * system.h (USE_MAPPED_LOCATION): Poison.
19913 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19914 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19915 (make_goto_expr_edges): Likewise.
19916 (remove_bb): Likewise.
19917 (execute_warn_function_return): Likewise.
19918 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19920 * c-common.c (fname_decl): Remove old location code.
19921 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19923 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19925 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19926 (gen_rtx_ASM_INPUT): Likewise.
19927 (gen_rtx_ASM_INPUT_loc): Likewise.
19928 (get_rtx_asm_OPERANDS): Remove.
19929 * cfglayout.c (insn_locators_alloc): Remove old location code.
19930 (set_curr_insn_source_location): Likewise.
19931 (curr_insn_locator): Likewise.
19932 * print-tree.c (print_node): Remove old location code.
19933 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19934 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19935 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19936 location_from_locus.
19937 (construct_exit_block): Remove old location code.
19938 * emit-rtl.c (force_next_line_note): Remove old location code.
19939 * profile.c (branch_prob): Remove old location code.
19940 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19941 LOC_LINE): Remove old-location variants.
19942 * langhooks.c (lhd_print_error_function): Remove old location
19944 * configure, config.in: Rebuilt.
19945 * configure.ac (--enable-mapped-location): Remove.
19946 * c-decl.c (c_init_decl_processing): Remove old location code.
19947 (finish_function): Likewise.
19948 * recog.c (decode_asm_operands): Remove old location code.
19949 * c-pch.c (c_common_read_pch): Remove old location code.
19950 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19952 * gimple-low.c (lower_function_body): Remove old location code.
19953 * toplev.c (unknown_location): Remove.
19954 (push_srcloc): Remove old-location variant.
19955 (process_options): Remove old location code.
19956 (lang_dependent_init): Likewise.
19957 * input.h (UNKNOWN_LOCATION): Move definition.
19958 (location_t): Undeprecate.
19959 (source_locus): Remove.
19960 (location_from_locus): Remove.
19961 (struct location_s): Remove.
19962 Remove all old-location code.
19963 (input_line, input_filename): Remove.
19964 * final.c (final_scan_insn): Remove old location code.
19965 * diagnostic.c (diagnostic_build_prefix): Remove
19966 USE_MAPPED_LOCATION test.
19967 * tree.h (gimple_stmt) <locus>: Now a location_t.
19968 (tree_exp) <locus>: Likewise.
19969 (DECL_IS_BUILTIN): Remove old-location variant.
19970 (annotate_with_file_line, annotate_with_locus): Likewise.
19971 (expr_locus, set_expr_locus): Update.
19972 * tree.c (build1_stat): Remove old location code.
19973 (last_annotated_node): Remove.
19974 (annotate_with_file_line): Remove old-location variant.
19975 (annotate_with_locus): Likewise.
19976 (expr_location): Remove old location code.
19977 (set_expr_location): Likewise.
19978 (expr_has_location): Likewise.
19979 (expr_locus): Likewise.
19980 (set_expr_locus): Likewise.
19981 (expr_filename): Don't use location_from_locus.
19982 (expr_lineno): Likewise.
19983 * rtl-error.c (location_for_asm): Remove old location code.
19984 * c-lex.c (cb_line_change): Remove old location code.
19985 (fe_file_change): Likewise.
19986 (cb_def_pragma): Likewise.
19987 (c_lex_with_flags): Likewise.
19988 * gengtype.c (do_typedef): Don't special-case location types.
19989 (define_location_structures): Remove.
19990 (main): Don't call define_location_structures.
19991 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19994 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19997 * builtins.def (BUILT_IN_STDARG_START): Remove.
19998 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19999 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
20000 * tree-inline.c (inline_forbidden_p_1): Likewise.
20002 2008-02-26 Richard Guenther <rguenther@suse.de>
20004 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20005 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20006 (lookup_decl_from_uid): Declare.
20007 (remove_decl_from_map): Likewise.
20008 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20009 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20010 (decl_for_uid_map): New global hashtable mapping DECL_UID
20012 (init_ttree): Allocate it.
20013 (insert_decl_to_uid_decl_map): New helper function.
20014 (make_node_stat): Insert new decls into the map.
20015 (copy_node_stat): Likewise.
20016 (lookup_decl_from_uid): New function.
20017 (remove_decl_from_map): Likewise.
20018 (print_decl_for_uid_map_statistics): New helper.
20019 (dump_tree_statistics): Call it.
20021 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20022 (referenced_var_iterator): Adjust.
20023 (FOR_EACH_REFERENCED_VAR): Adjust.
20024 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20025 (num_referenced_vars): Adjust.
20026 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20027 (first_referenced_var): Remove.
20028 (end_referenced_vars_p): Likewise.
20029 (next_referenced_var): Likewise.
20030 (referenced_var_iterator_set): New helper function.
20031 * tree-dfa.c (referenced_var_lookup): Adjust.
20032 (referenced_var_check_and_insert): Likewise.
20033 (remove_referenced_var): Likewise.
20034 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20035 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20036 (verify_call_clobbering): Likewise.
20037 (verify_memory_partitions): Likewise.
20038 (init_tree_ssa): Allocate bitmap instead of hashtable for
20040 (delete_tree_ssa): Adjust.
20041 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20042 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20043 (compute_tag_properties): Likewise.
20044 (set_initial_properties): Likewise.
20045 (find_partition_for): Likewise.
20046 (update_reference_counts): Likewise.
20047 (dump_may_aliases_for): Likewise.
20048 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20049 (add_call_clobber_ops): Likewise.
20050 (add_call_read_ops): Likewise.
20051 (get_asm_expr_operands): Likewise.
20052 * tree-into-ssa.c (dump_decl_set): Likewise.
20053 (update_ssa): Likewise.
20054 * tree-sra.c (scan_function): Likewise.
20055 (decide_instantiations): Likewise.
20056 (scalarize_parms): Likewise.
20057 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20058 (dsa_named_for): Likewise.
20059 * tree-ssa-structalias.c (update_alias_info): Likewise.
20060 (merge_smts_into): Likewise.
20062 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20065 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20066 * c-opts.c (c_common_handle_option): Wall enables
20067 Wvolatile-register-var.
20068 * common.opt: Move Wvolatile-register-var to...
20071 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20073 * common.opt (Wlarger-than=): New.
20074 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20076 * opts.c (common_handle_option): Handle -Wlarger-than=.
20077 * optc-gen.awk: Likewise.
20078 * opth-gen.awk: Likewise.
20079 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20080 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20082 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20084 * c-common.c (match_case_to_enum_1): Add appropriate
20085 OPT_W* parameter to warning.
20086 (c_do_switch_warnings): Likewise.
20087 * c-typeck.c (warning_init): Add one more parameter following
20088 'warning' function.
20089 (push_init_level): Update call to warning_init.
20090 (pop_init_level): Likewise.
20091 (add_pending_init): Likewise.
20092 (output_init_element: Likewise.
20094 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20097 * toplev.c (toplev_main): If there are warnings or error, print
20098 errors for ignored options.
20099 * opts.c (ignored_options): New static variable.
20100 (postpone_unknown_option_error): New.
20101 (print_ignored_options): New.
20102 (handle_option): Postpone errors for unknown -Wno-* options.
20103 * opts.h (print_ignored_options): Declare.
20105 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20107 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20110 2008-02-25 Richard Guenther <rguenther@suse.de>
20113 2008-02-25 Richard Guenther <rguenther@suse.de>
20115 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20116 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20117 (lookup_decl_from_uid): Declare.
20118 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20119 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20120 (decl_for_uid_map): New global hashtable mapping DECL_UID
20122 (init_ttree): Allocate it.
20123 (insert_decl_to_uid_decl_map): New helper function.
20124 (make_node_stat): Insert new decls into the map.
20125 (copy_node_stat): Likewise.
20126 (lookup_decl_from_uid): New function.
20127 (print_decl_for_uid_map_statistics): New helper.
20128 (dump_tree_statistics): Call it.
20130 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20131 (referenced_var_iterator): Adjust.
20132 (FOR_EACH_REFERENCED_VAR): Adjust.
20133 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20134 (num_referenced_vars): Adjust.
20135 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20136 (first_referenced_var): Remove.
20137 (end_referenced_vars_p): Likewise.
20138 (next_referenced_var): Likewise.
20139 (referenced_var_iterator_set): New helper function.
20140 * tree-dfa.c (referenced_var_lookup): Adjust.
20141 (referenced_var_check_and_insert): Likewise.
20142 (remove_referenced_var): Likewise.
20143 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20144 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20145 (verify_call_clobbering): Likewise.
20146 (verify_memory_partitions): Likewise.
20147 (init_tree_ssa): Allocate bitmap instead of hashtable for
20149 (delete_tree_ssa): Adjust.
20150 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20151 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20152 (compute_tag_properties): Likewise.
20153 (set_initial_properties): Likewise.
20154 (find_partition_for): Likewise.
20155 (update_reference_counts): Likewise.
20156 (dump_may_aliases_for): Likewise.
20157 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20158 (add_call_clobber_ops): Likewise.
20159 (add_call_read_ops): Likewise.
20160 (get_asm_expr_operands): Likewise.
20161 * tree-into-ssa.c (dump_decl_set): Likewise.
20162 (update_ssa): Likewise.
20163 * tree-sra.c (scan_function): Likewise.
20164 (decide_instantiations): Likewise.
20165 (scalarize_parms): Likewise.
20166 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20167 (dsa_named_for): Likewise.
20168 * tree-ssa-structalias.c (update_alias_info): Likewise.
20169 (merge_smts_into): Likewise.
20171 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20174 * doc/invoke.texi (-fcx-limited-range): Document new option.
20175 * toplev.c (process_options): Handle -fcx-fortran-rules.
20176 * common.opt: Add documentation for -fcx-fortran-rules.
20178 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20181 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20182 actual behaviour and C99.
20184 2008-02-26 Ben Elliston <bje@au.ibm.com>
20186 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20187 (ASM_CPU_POWER6_SPEC): Likewise.
20188 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20189 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20190 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20192 2008-02-25 Richard Guenther <rguenther@suse.de>
20194 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20195 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20196 (lookup_decl_from_uid): Declare.
20197 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20198 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20199 (decl_for_uid_map): New global hashtable mapping DECL_UID
20201 (init_ttree): Allocate it.
20202 (insert_decl_to_uid_decl_map): New helper function.
20203 (make_node_stat): Insert new decls into the map.
20204 (copy_node_stat): Likewise.
20205 (lookup_decl_from_uid): New function.
20206 (print_decl_for_uid_map_statistics): New helper.
20207 (dump_tree_statistics): Call it.
20209 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20210 (referenced_var_iterator): Adjust.
20211 (FOR_EACH_REFERENCED_VAR): Adjust.
20212 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20213 (num_referenced_vars): Adjust.
20214 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20215 (first_referenced_var): Remove.
20216 (end_referenced_vars_p): Likewise.
20217 (next_referenced_var): Likewise.
20218 (referenced_var_iterator_set): New helper function.
20219 * tree-dfa.c (referenced_var_lookup): Adjust.
20220 (referenced_var_check_and_insert): Likewise.
20221 (remove_referenced_var): Likewise.
20222 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20223 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20224 (verify_call_clobbering): Likewise.
20225 (verify_memory_partitions): Likewise.
20226 (init_tree_ssa): Allocate bitmap instead of hashtable for
20228 (delete_tree_ssa): Adjust.
20229 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20230 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20231 (compute_tag_properties): Likewise.
20232 (set_initial_properties): Likewise.
20233 (find_partition_for): Likewise.
20234 (update_reference_counts): Likewise.
20235 (dump_may_aliases_for): Likewise.
20236 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20237 (add_call_clobber_ops): Likewise.
20238 (add_call_read_ops): Likewise.
20239 (get_asm_expr_operands): Likewise.
20240 * tree-into-ssa.c (dump_decl_set): Likewise.
20241 (update_ssa): Likewise.
20242 * tree-sra.c (scan_function): Likewise.
20243 (decide_instantiations): Likewise.
20244 (scalarize_parms): Likewise.
20245 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20246 (dsa_named_for): Likewise.
20247 * tree-ssa-structalias.c (update_alias_info): Likewise.
20248 (merge_smts_into): Likewise.
20250 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20253 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20254 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20255 * alias.h (nonoverlapping_memrefs_p): Likewise.
20257 2008-02-25 Jan Beulich <jbeulich@novell.com>
20259 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20260 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20261 __emultls_get_address, __emultls_register_common,
20262 __floatundi?f, and _Unwind_GetIPInfo.
20263 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20264 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20265 (gen_regparm_prefix): Likewise.
20266 (i386_nlm_encode_section_info): Sync with
20267 config/i386/winnt.c:i386_pe_encode_section_info().
20268 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20269 i386_nlm_mangle_decl_assembler_name): New.
20270 (netware_override_options): New.
20271 * config/i386/netware.h (netware_override_options): Declare.
20272 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20273 (i386_nlm_mangle_decl_assembler_name): Declare.
20274 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20276 2008-02-25 Ben Elliston <bje@au.ibm.com>
20279 * c-decl.c (grokdeclarator): Remove unused local variables
20280 `typedef_type' and `type_as_written'.
20282 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20283 unused local variable `has_hot_blocks'.
20284 (fix_crossing_conditional_branches): Remove unused local variable
20287 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20289 PR middle-end/19984
20290 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20291 using DEF_C99_BUILTIN.
20292 (BUILT_IN_NANF): Ditto.
20293 (BUILT_IN_NANL): Ditto.
20295 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20296 Revital Eres <eres@il.ibm.com>
20298 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20299 regarding the order of two dependent insns in the same row.
20301 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20303 * stor-layout.c (layout_decl): Do not bump the alignment of a
20304 bit-field to more than byte alignment if it is packed.
20306 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20308 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20311 2008-02-24 Diego Novillo <dnovillo@google.com>
20313 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20316 * tree-vrp.c (vrp_evaluate_conditional): With
20317 -Wtype-limits, emit a warning when comparing against a
20318 constant outside the natural range of OP0's type.
20319 * c.opt (Wtype-limits): Move ...
20320 * common.opt (Wtype-limits): ... here.
20322 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20324 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20325 * config/rs6000/e300c2c3.md: New file.
20326 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20328 (rs6000_override_options): Add e300c2 and e300c3 cases to
20329 processor_target_table. Do not allow usage of Altivec or Spe
20330 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20331 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20332 * config/rs6000/rs6000.h (processor_type): Add
20333 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20334 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20335 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20336 and ppce300c3. Include e300c2c3.md.
20338 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20340 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20341 instead of TARGET_STRICT_ALIGN.
20343 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20345 * explow.c (memory_address): Assert that the generated address is
20348 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20351 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20352 * config/darwin-ppc-ldouble-patch.def: New file.
20353 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20354 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20355 SUBTARGET_INIT_BUILTINS if defined.
20356 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20359 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20362 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20363 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20365 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20368 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20369 file" warning condtional on -Winvalid-PCH.
20371 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20373 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20375 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20379 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20380 prevent reload from using MMX registers.
20381 (*mov<mode>_internal): Ditto.
20382 (*movv2sf_internal_rex64): Ditto.
20383 (*movv2sf_internal): Ditto.
20385 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20387 PR documentation/31569
20388 * doc/install.texi2html: Use makeinfo --no-number-sections.
20390 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20392 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20393 ensure that we can address an entire entity > 8 bytes. Don't
20394 generate reg+reg addressing for such data.
20396 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20398 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20399 strings when optimizing for size, unless the target cares about
20402 2008-02-22 Tom Tromey <tromey@redhat.com>
20404 * regclass.c (current_pass): Remove declaration.
20406 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20408 * config/avr/libgcc.S (__RAMPZ__): Define.
20409 (__do_copy_data): Add for devices with 128KB code memory.
20411 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20413 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20415 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20417 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20419 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20422 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20425 * c-typeck.c (build_binary_op): Warn about floating point
20426 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20428 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20431 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20432 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20434 (rs6000_override_options): Set altivec_abi as default, not override,
20435 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20436 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20437 is used; use new member spe_abi.
20438 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20439 spe_abi and altivec_abi.
20441 2008-02-22 Tomas Bily <tbily@suse.cz>
20443 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20445 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20448 * config.build (build_file_translate): Set to `CMD //c' only if
20450 * Makefile.in (build_file_translate): Improve comment.
20452 2008-02-21 Jan Hubicka <jh@suse.cz>
20454 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20455 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20456 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20458 2008-02-21 Michael Matz <matz@suse.de>
20461 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20463 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20465 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20466 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20467 as insn constraint.
20468 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20469 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20470 SSE_VEC_FLOAT_MODE_P as insn constraint.
20471 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20472 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20473 sse4a_movntdf using MODEF mode iterator.
20474 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20475 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20476 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20477 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20478 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20479 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20480 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20482 2008-02-21 Richard Guenther <rguenther@suse.de>
20484 * tree.def (PAREN_EXPR): New tree code.
20485 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20487 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20488 * expr.c (expand_expr_real_1): Likewise.
20489 * tree-inline.c (estimate_num_insns_1): Likewise.
20490 * tree-complex.c (expand_complex_move): Likewise.
20491 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20494 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20497 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20499 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20502 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20504 * config/sh/sh.c (find_barrier): Don't go past
20505 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20507 2008-02-20 DJ Delorie <dj@redhat.com>
20509 * config/h8300/h8300.md (insv): Force source operand to be a register.
20511 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20512 as a jump, not as a plain insn.
20514 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20516 * doc/invoke.texi (Warning Options): Add new option
20517 -Wframe-larger-than=.
20518 (-Wframe-larger-than): Document.
20520 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20521 Add declarations for new option variables.
20523 * final.c (final_start_function): Check the frame size
20524 before emission and issue a Wframe-larger-than warning.
20526 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20527 Add definitions for new option variables.
20528 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20530 * common.opt (Wframe-larger-than=): New option.
20532 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20534 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20535 (<sse>_div<mode>3): Ditto.
20536 (<sse>_vmdiv<mode>3): Ditto.
20537 (<sse>_vmsqrt<mode>2): Ditto.
20538 (*smax<mode>3): Ditto.
20539 (sse5_frcz<mode>2): Ditto.
20540 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20541 as insn constraint.
20543 2008-02-20 Richard Guenther <rguenther@suse.de>
20545 PR middle-end/35265
20546 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20547 be happy with INTEGRAL_TYPE_P.
20549 2008-02-20 Richard Guenther <rguenther@suse.de>
20551 * fold-const.c (split_tree): Associate floatig-point expressions
20552 if flag_associative_math is set.
20554 2008-02-20 Richard Guenther <rguenther@suse.de>
20556 * tree.h (fold_real_zero_addition_p): Declare.
20557 * fold-const.c (fold_real_zero_addition_p): Export.
20558 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20559 floating-point operations with zero and one.
20561 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20563 * doc/install.texi: Correct references to CFLAGS, replacing them
20564 with BOOT_CFLAGS. Document flags used during bootstrap for
20567 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20569 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20570 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20571 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20573 (smin<mode>3): Ditto from similar patterns.
20574 (smax<mode>3): Ditto.
20575 (*ieee_smin<mode>3): Ditto.
20576 (*ieee_smax<mode>3): Ditto.
20577 * config/i386/sse.md (sse): New mode attribute.
20578 (mov<mode>): Macroize expander from movv4sf and movv2df using
20579 SSEMODEF2P mode iterator.
20580 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20581 SSE_VEC_FLOAT_MODE_P as insn constraint.
20582 (storent<mode>): Ditto.
20583 (storent<mode>): Macroize expander from storentsf and storentdf using
20584 MODEF mode iterator.
20585 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20586 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20587 (abs<mode>2): Ditto from similar patterns.
20588 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20589 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20590 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20591 (<sse>_vmsqrt<mode>2): Ditto.
20592 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20593 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20594 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20595 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20596 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20597 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20598 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20600 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20601 iterator and SSE_FLOAT_MODE_P as insn constraint.
20602 (<sse>_ucomi): Ditto from similar patterns.
20603 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20604 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20605 SSE_VEC_FLOAT_MODE_P as insn constraint.
20606 (vcond<mode>): Ditto from similar patterns.
20607 (and<mode>3, *and<mode>3): Ditto.
20608 (<sse>_nand<mode>3): Ditto.
20609 (ior<mode>3, *ior<mode>3): Ditto.
20610 (xor<mode>3, *xor<mode>3): Ditto.
20611 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20612 iterator and SSE_FLOAT_MODE_P as insn constraint.
20613 (*nand<mode>3): Ditto from similar patterns.
20614 (*ior<mode>3): Ditto.
20615 (*xor<mode>3): Ditto.
20617 2008-02-20 Ira Rosen <irar@il.ibm.com>
20619 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20620 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20621 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20623 2008-02-19 Jan Hubicka <jh@suse.cz>
20625 * predict.c (tree_bb_level_predictions): Remove variable next
20626 mistakely introduced by previous commit.
20628 2008-02-19 Jan Hubicka <jh@suse.cz>
20630 * predict.c (predict_paths_leading_to): Rewrite.
20631 (predict_paths_for_bb): New.
20632 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20634 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20637 * Makefile.in (build_file_translate): New.
20638 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20639 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20640 * configure.ac (build_file_translate): Substitute it.
20641 * configure: Regenerate.
20643 2008-02-19 Jan Hubicka <jh@suse.cz>
20645 PR rtl-optimization/34408
20646 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20649 2008-02-19 Jan Hubicka <jh@suse.cz>
20651 PR middle-end/28779
20652 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20655 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20658 * config/i386/i386-modes.def: Revert the last DI alignment
20659 change until Ada people can look into it.
20661 2008-02-19 Nick Clifton <nickc@redhat.com>
20663 * opts.c (print_specific_help): Fix typo in --help text.
20665 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20668 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20669 32-bit inline asm without asm alternatives for host GCC < 3.0.
20671 2008-02-19 Richard Guenther <rguenther@suse.de>
20673 PR tree-optimization/34989
20674 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20675 Allow propagation to INDIRECT_REF if we can simplify only.
20677 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20679 * c-common.c (warn_for_collisions_1): Use appropriate option when
20682 2008-02-19 Nick Clifton <nickc@redhat.com>
20685 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20686 (handle_options): Fix indentation.
20687 (print_filtered_help): If no language-specific options were
20688 displayed tell the user how to list all the options supported by
20689 the language's front-end.
20690 (print_specific_help): Fix indentation and remove duplicate line.
20691 (common_handle_option): Handle the -v option.
20692 For --help enable the display of undocumented options if the -v
20693 switch has been included on the command line.
20694 For --help= check for overlaps in the arguments between the option
20695 classes and the language names and issue a warning when they
20696 cannot be disambiguated.
20697 * c.opt (v): Pass on to the common option handler.
20699 2008-02-19 Revital Eres <eres@il.ibm.com>
20701 * modulo-sched.c (sms_schedule): Change dump message when
20702 create_ddg function fails.
20703 (try_scheduling_node_in_cycle): Rename row to cycle.
20704 (print_partial_schedule): Rename CYCLE to ROW.
20706 2008-02-19 Christian Bruel <christian.bruel@st.com>
20707 Zdenek Dvorak <ook@ucw.cz>
20709 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20711 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20714 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20715 (*x86_movdicc_0_m1_se): Ditto.
20717 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20719 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20720 (CMPtype): Define as __gcc_CMPtype.
20721 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20722 (CMPtype): Define as __gcc_CMPtype.
20724 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20726 Support valgrind 3.3 for --enable-checking=valgrind.
20727 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20729 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20730 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20731 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20732 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20733 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20734 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20735 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20737 * ggc-zone.c: Similar.
20738 * ggc-page.c: Similar.
20740 2008-02-19 Paul Brook <paul@codesourcery.com>
20743 * config/arm/ieee754-df.S: Fix do_it typo.
20744 * config/arm/ieee754-sf.S: Fix do_it typo.
20746 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20749 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20750 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20751 (OPTION_MASK_ISA_SSE_SET): Likewise.
20752 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20753 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20754 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20755 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20756 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20757 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20758 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20759 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20760 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20761 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20762 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20763 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20764 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20765 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20766 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20767 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20768 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20769 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20770 (OPTION_MASK_ISA_SSE4): Removed.
20771 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20772 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20773 (override_options): Don't turn on implied SSE/MMX bits in
20776 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20778 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20781 2008-02-18 Joey Ye <joey.ye@intel.com>
20783 PR middle-end/34921
20784 * tree-nested.c (insert_field_into_struct): Set type alignment
20785 to field alignment if the former is less than the latter.
20787 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20789 * BASE-VER: Set to 4.4.0.
20791 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20793 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20794 * doc/cfg.texi: Likewise.
20795 * doc/extend.texi: Likewise.
20796 * doc/gty.texi: Likewise.
20797 * doc/invoke.texi: Likewise.
20798 * doc/loop.texi: Likewise.
20799 * doc/md.texi: Likewise.
20800 * doc/passes.texi: Likewise.
20801 * doc/rtl.texi: Likewise.
20802 * doc/sourcebuild.texi: Likewise.
20803 * doc/tm.texi: Likewise.
20804 * doc/tree-ssa.texi: Likewise.
20806 2008-02-17 Richard Guenther <rguenther@suse.de>
20808 PR middle-end/35227
20809 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20810 without default definition.
20812 2008-02-17 Richard Guenther <rguenther@suse.de>
20814 PR tree-optimization/35231
20815 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20818 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20821 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20822 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20823 libgcc_cmp_return mode.
20825 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20828 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20830 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20832 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20835 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20837 * doc/c-tree.texi: Use `@.' where appropriate.
20838 * doc/extend.texi: Likewise.
20839 * doc/install.texi: Likewise.
20840 * doc/invoke.texi: Likewise.
20841 * doc/loop.texi: Likewise.
20842 * doc/makefile.texi: Likewise.
20843 * doc/md.texi: Likewise.
20844 * doc/passes.texi: Likewise.
20845 * doc/standards.texi: Likewise.
20846 * doc/tm.texi: Likewise.
20848 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20850 PR middle-end/35196
20851 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20853 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20854 rather than in entry_bb.
20856 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20858 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20859 libgcc_cmp_return mode.
20861 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20863 PR middle-end/35130
20864 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20865 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20867 2008-02-15 Richard Guenther <rguenther@suse.de>
20868 Zdenek Dvorak <ook@ucw.cz>
20870 PR tree-optimization/35164
20871 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20872 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20873 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20874 Only propagate addresses which do not have abnormal SSA_NAMEs
20877 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20880 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20882 2008-02-15 Jan Hubicka <jh@suse.cz>
20884 PR middle-end/35149
20885 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20887 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20889 PR middle-end/34621
20890 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20891 when calculating alignment_pad.
20893 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20895 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20896 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20897 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20898 and STACK_BOUNDARY define.
20900 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20902 PR preprocessor/35061
20903 * c-pragma.c (handle_pragma_pop_macro): Check that
20904 pushed_macro_table has been allocated.
20906 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20908 PR middle-end/35136
20909 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20910 (force_gimple_operand): Likewise.
20911 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20912 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20913 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20914 (find_interesting_uses_address): Check addressability and alignment
20915 of the base expression only after substituting bases of IVs into it.
20917 2008-02-14 Michael Matz <matz@suse.de>
20920 * function.c (instantiate_virtual_regs_in_insn): Reload address
20921 before falling back to reloading the whole operand.
20923 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20925 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20926 before the first section switch note.
20928 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20930 * doc/bugreport.texi: Update copyright years.
20931 * doc/c-tree.texi: Likewise.
20932 * doc/cfg.texi: Likewise.
20933 * doc/cpp.texi: Likewise.
20934 * doc/cppinternals.texi: Likewise.
20935 * doc/fragments.texi: Likewise.
20936 * doc/frontends.texi: Likewise.
20937 * doc/gcc.texi: Likewise.
20938 * doc/gty.texi: Likewise.
20939 * doc/hostconfig.texi: Likewise.
20940 * doc/implement-c.texi: Likewise.
20941 * doc/libgcc.texi: Likewise.
20942 * doc/loop.texi: Likewise.
20943 * doc/makefile.texi: Likewise.
20944 * doc/options.texi: Likewise.
20945 * doc/passes.texi: Likewise.
20946 * doc/rtl.texi: Likewise.
20947 * doc/sourcebuild.texi: Likewise.
20948 * doc/standards.texi: Likewise.
20949 * doc/tree-ssa.texi: Likewise.
20950 * doc/trouble.texi: Likewise.
20952 * doc/extend.texi: Use @: or add comma where appropriate.
20953 * doc/invoke.texi: Likewise.
20954 * doc/tm.texi: Likewise.
20956 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20959 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20962 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20964 * doc/md.texi (clz, ctz): Add reference.
20965 * doc/rtl.texi (clz, ctz): Likewise.
20967 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20970 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20973 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20975 * config/s390/s390.c (struct constant_pool): New field
20976 emit_pool_after added.
20977 (s390_mainpool_start): Set the emit_pool_after flag according
20978 to the section switch notes.
20979 (s390_mainpool_finish): Consider emit_pool_after when emitting
20980 the literal pool at the end of the function.
20981 (s390_chunkify_start): Force literal pool splits at section
20984 2008-02-13 Michael Matz <matz@suse.de>
20987 * var-tracking.c (clobber_variable_part): Correctly traverse the
20990 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20993 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20994 Add -fdump-ipa-inline.
20995 * tree-dump.c (dump_files): Remove tree-inlined dump.
20996 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20998 2008-02-12 Richard Guenther <rguenther@suse.de>
21000 PR tree-optimization/35171
21001 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
21004 2008-02-12 Richard Guenther <rguenther@suse.de>
21006 PR middle-end/35163
21007 * fold-const.c (fold_widened_comparison): Use get_unwidened in
21008 value-preserving mode. Disallow final truncation.
21010 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
21012 PR middle-end/35136
21013 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
21014 code from here to...
21015 (force_gimple_operand): ...here.
21017 2008-02-12 Jakub Jelinek <jakub@redhat.com>
21020 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
21021 non-compatible pointers.
21022 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
21023 different FIELD_DECLs, try harder by comparing field offsets, sizes
21026 PR inline-asm/35160
21027 * function.c (match_asm_constraints_1): Don't replace the same input
21030 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21032 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21033 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21034 (expand_epilogue): Restore RAMPZ register.
21035 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21037 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21039 * config/i386/cygwin.asm: (__alloca): Correct calling
21040 convention and alignment.
21041 (__chkstk): Force 8 byte stack alignment.
21043 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21044 Richard Guenther <rguenther@suse.de>
21046 PR tree-optimization/33992
21047 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21048 the zero we compare against.
21050 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21052 PR libfortran/35063
21053 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21054 to CloseHandle after unlocking to prevent accumulation of handle
21057 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21059 PR middle_end/34150
21060 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21061 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21062 and update LABEL_NUSES during and after reload.
21064 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21066 PR middle-end/34627
21067 * combine.c (simplify_if_then_else): Make sure the comparison is
21068 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21070 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21073 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21074 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21075 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21076 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21077 * tree.h (get_type_static_bounds): Likewise.
21079 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21081 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21082 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21083 Make -Wfoo language annotations match what the compiler outputs.
21085 2008-02-08 Sa Liu <saliu@de.ibm.com>
21087 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21088 intrinsics spu_convts, spu_convtu, spu_convtf.
21090 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21092 * doc/extend.texi (Function Attributes) <noinline>: Mention
21093 asm ("") as method to keep calls.
21095 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21098 * doc/options.texi (Options): Replace references to opts.sh with
21100 * opts-common.c: Likewise.
21101 * optc-gen.awk: Likewise.
21103 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21105 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21107 2008-02-07 Richard Henderson <rth@redhat.com>
21110 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21111 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21114 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21116 PR tree-optimization/35085
21117 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21118 for operand entry oe2 in addition to operand entry oe3 in order to
21119 expose more opportunities for vectorizer sum reduction.
21121 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21124 * Makefile.in (LIBS): Remove $(GMPLIBS).
21125 (cc1-dummy, cc1): Add $(GMPLIBS).
21127 2008-02-06 Jan Hubicka <jh@suse.cz>
21130 * i386.md (moddf_integer): Do not produce partial memory stalls for
21131 targets where it hurts.
21133 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21136 * optabs.c (expand_float): Do not check for decimal modes when
21137 expanding unsigned integer through signed conversion.
21139 2008-02-06 Nick Clifton <nickc@redhat.com>
21141 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21142 inside the clobber with a match_operand and duplicated operand
21143 number in the constraint.
21144 (ineqbranchsi): Delete redundant comment.
21146 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21148 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21149 builtin_define ("__USE_INIT_FINI__").
21150 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21152 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21154 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21156 PR documentation/30330
21157 * doc/invoke.texi (C++ Dialect Options)
21158 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21159 For each warning option -Wfoo that allows -Wno-foo, ensure both
21160 -Wfoo and -Wno-foo are listed in the option index. Fix index
21161 entry of -Wswitch-default, index -Wnormalized= including the
21162 `=', and -Wlarger-than-@var{len} including @var{len}.
21164 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21166 * config/i386/i386.md (floatunssisf2): Use
21167 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21168 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21169 Macroize expander using MODEF mode iterator.
21171 2008-02-05 Diego Novillo <dnovillo@google.com>
21173 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21176 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21178 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21181 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21183 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21186 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21187 to indicate if a message should be generated.
21188 (init_cumulative_args): Updated.
21189 (function_value_32): Likewise.
21191 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21193 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21195 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21198 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21199 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21201 2008-02-04 Diego Novillo <dnovillo@google.com>
21203 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21206 * tree-vrp.c (vrp_evaluate_conditional): With
21207 -Wtype-limits, emit a warning when comparing against a
21208 constant outside the natural range of OP0's type.
21210 2008-02-04 Richard Guenther <rguenther@suse.de>
21212 PR middle-end/33631
21213 * expr.c (count_type_elements): Give for unions instead of
21216 2008-02-04 Richard Guenther <rguenther@suse.de>
21218 PR middle-end/35043
21219 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21220 to TYPE_DOMAINs base type instead of using bitsizetype here.
21222 2008-02-03 Jason Merrill <jason@redhat.com>
21224 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21226 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21229 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21230 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21231 (RS/6000 and PowerPC Options): Fix typos and markup.
21232 * doc/passes.texi (Tree-SSA passes): Likewise.
21234 2008-02-02 Michael Matz <matz@suse.de>
21237 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21238 from record_last_reg_set_info.
21239 (record_last_reg_set_info): Take an RTX argument, iterate over all
21240 constituent hardregs.
21241 (record_last_set_info, record_opr_changes): Change calls to
21242 new signature or to record_last_reg_set_info_regno.
21244 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21246 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21248 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21250 PR rtl-optimization/34773
21251 * reg-notes.def (EQUAL): Mention significance of combination of
21252 REG_EQUAL and REG_RETVAL.
21253 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21254 insn that has a REG_RETVAL.
21256 2008-02-01 Roger Sayle <roger@eyesopen.com>
21259 * configure.ac (--enable-fixed-point): Disable unless explicitly
21261 * configure: Regenerate.
21263 2008-02-01 Richard Guenther <rguenther@suse.de>
21266 * invoke.texi (-finline-limit): Remove no longer true parts
21267 of the documentation. Note that there is no default value.
21269 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21270 Mark Mitchell <mark@codesourcery.com>
21271 Ben Elliston <bje@au.ibm.com>
21274 * doc/extend.texi (Other Builtins): Document.
21276 2008-01-31 Tom Browder <tom.browder@gmail.com>
21278 * doc/c-tree.texi (Types): Fix grammar.
21279 (Expression trees): Ditto.
21280 * doc/passes.texi (Tree-SSA passes): Ditto.
21282 * doc/configterms.texi (Configure Terms): Fix typo.
21283 * doc/cpp.texi (Common Predefined Macros): Ditto.
21284 * doc/md.texi (Machine Constraints): Ditto.
21286 * doc/makefile.texi (Makefile): Add comma.
21288 2008-01-31 Tom Browder <tom.browder@gmail.com>
21289 Gerald Pfeifer <gerald@pfeifer.com>
21291 * doc/sourcebuild.texi (Front End): Remove references to CVS
21292 and CVSROOT/modules.
21293 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21294 (Back End): Remove reference to CVS.
21296 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21299 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21301 (mips16_gp_pseudo_reg): ...here.
21302 * config/mips/mips.md (load_const_gp): Replace with...
21303 (load_const_gp_<mode>): ...this :P-based insn.
21305 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21307 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21308 options. Minor fixes.
21309 (-std): Move reference to standards closer to where language
21310 standards are first mentioned.
21312 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21314 PR rtl-optimization/34995
21315 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21316 parameter and return a bool. If the rtx parameter is nonnull,
21317 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21318 (find_reloads): Update call accordingly. Pass the new operand
21319 if it needed no address reloads, otherwise pass null.
21321 2008-01-30 Richard Henderson <rth@redhat.com>
21324 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21325 for unbounded arrays.
21327 2008-01-30 Silvius Rus <rus@google.com>
21329 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21331 2008-01-30 Jan Hubicka <jh@suse.cz>
21334 * i386.c (init_cumulative_args): Use real function declaration when
21337 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21339 PR rtl-optimization/34998
21340 * global.c (build_insn_chain): Treat non-subreg_lowpart
21341 SUBREGs of pseudos as clobbering all the words covered by the
21342 SUBREG, not just all the bytes.
21343 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21344 original df_ref rather than an extract parameter.
21345 (global_conflicts): Update call accordingly.
21347 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21349 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21350 the overflow check to make it easier to read.
21351 (__fixtfdi): Change the type of the ll member in union
21352 long_double to UDItype_x.
21354 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21356 PR middle-end/34969
21357 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21358 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21359 * tree-inline.c (fold_marked_statements): Call
21360 cgraph_update_edges_for_call_stmt if folding a call statement.
21361 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21362 debug_generic_stmt calls, reset it back afterwards.
21365 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21367 * c-typeck.c (build_external_ref): Don't pedwarn about
21368 static vars in current function's scope.
21370 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21372 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21374 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21377 * ipa-struct-reorg.c: Fix spelling.
21378 * params.def: Ditto.
21380 2008-01-29 Richard Guenther <rguenther@suse.de>
21382 PR middle-end/35006
21383 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21385 * tree-inline.c (remap_type): Increment remapping_type_depth
21386 around remapping types.
21387 (copy_body_r): Only add referenced variables if they are referenced
21388 from code, not types.
21390 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21401 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21402 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21404 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21407 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21408 pointer for tiny stack.
21410 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21412 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21414 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21416 * config/vx-common.h: Fix typo in comment.
21418 2008-01-28 Ian Lance Taylor <iant@google.com>
21422 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21423 coalesce pointers if they have different DECL_NO_TBAA_P values.
21424 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21425 between variables with different DECL_NO_TBAA_P values.
21427 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21430 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21431 are not legitimate small data references on SPE targets.
21433 2008-01-28 David Daney <ddaney@avtrex.com>
21435 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21437 2008-01-28 David Daney <ddaney@avtrex.com>
21439 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21441 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21443 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21444 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21445 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21446 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21447 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21448 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21449 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21450 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21452 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21454 * basic-block.h (condjump_equiv_p): Fix comment.
21456 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21458 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21459 print_generic_stmt_indented): Fix comment.
21461 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21463 * configure.ac (__stack_chk_fail): Add detecion for availability
21464 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21465 * configure: Regenerate.
21467 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21469 PR middle-end/34688
21470 * final.c (output_addr_const): Handle TRUNCATE.
21472 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21475 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21476 (zero_cost, infinite_cost): New constants.
21477 (struct cost_pair): Change type of cost to comp_cost.
21478 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21479 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21481 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21482 split_address_cost, ptr_difference_cost, difference_cost,
21483 get_computation_cost_at, get_computation_cost,
21484 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21485 determine_use_iv_cost_condition, determine_use_iv_costs,
21486 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21487 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21488 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21489 Change type of cost to comp_cost.
21490 (determine_iv_cost): Increase cost of non-original ivs, instead
21491 of decreasing the cost of original ones.
21492 (get_address_cost): Indicate the complexity of the addressing mode
21494 (try_add_cand_for): Prefer using ivs not specific to some object.
21495 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21497 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21498 Janis Johnson <janis187@us.ibm.com>
21501 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21502 (TARGET_INSTANTIATE_DECLS): Likewise.
21503 * target.h (expand_to_rtl_hook): New target hook.
21504 (instantiate_decls): Likewise.
21505 * function.c (instantiate_decl): Make non-static. Rename to...
21506 (instantiate_decl_rtl): ... this.
21507 (instantiate_expr): Use instantiate_decl_rtl.
21508 (instantiate_decls_1): Likewise.
21509 (instantiate_decls): Likewise.
21510 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21511 * function.h (instantiate_decl_rtl): Add prototype.
21512 * cfgexpand.c (target.h): New include.
21513 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21514 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21515 (TARGET_INSTANTIATE_DECLS): Likewise.
21516 (TARGET_INITIALIZER): New target hooks added.
21517 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21519 * config/rs6000/rs6000.c (tree-flow.h): New include.
21520 (machine_function): Add sdmode_stack_slot field.
21521 (rs6000_alloc_sdmode_stack_slot): New function.
21522 (rs6000_instantiate_decls): Likewise.
21523 (rs6000_secondary_memory_needed_rtx): Likewise.
21524 (rs6000_check_sdmode): Likewise.
21525 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21526 (TARGET_INSTANTIATE_DECLS): Likewise.
21527 (rs6000_hard_regno_mode_ok): Allow SDmode.
21528 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21529 (rs6000_emit_move): Handle SDmode.
21530 (function_arg_advance): Likewise.
21531 (function_arg): Likewise.
21532 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21533 SDmode var args for 32-bit compiles.
21534 (rs6000_secondary_reload_class): Handle SDmode.
21535 (rs6000_output_function_epilogue): Likewise.
21536 (rs6000_function_value): Simplify if statement.
21537 (rs6000_libcall_value): Likewise.
21538 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21539 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21540 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21541 (movsd_hardfloat): New define_insn.
21542 (movsd_softfloat): Likewise.
21543 (movsd_store): Likewise.
21544 (movsd_load): Likewise.
21545 (extendsddd2): Likewise.
21546 (extendsdtd2): Likewise.
21547 (truncddsd2): Likewise.
21548 (movdd_hardfloat64): Fixup comment.
21549 (UNSPEC_MOVSD_LOAD): New constant.
21550 (UNSPEC_MOVSD_STORE): Likewise.
21552 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21555 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21557 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21558 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21559 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21560 and TRUTH_XOR_EXPR.
21562 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21565 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21566 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21567 __LONGDOUBLE128 too.
21568 * config/rs6000/aix61.h: New file.
21570 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21572 PR rtl-optimization/34959
21573 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21574 popcount and parity rtxes the same mode as their operand.
21575 Truncate or extend the result to the return value's mode
21578 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21581 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21582 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21583 to GOT_VERSION_REGNUM.
21584 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21585 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21586 * config/mips/mips.c (mips_emit_call_insn): New function.
21587 (mips_call_tls_get_addr): Call mips_expand_call directly.
21588 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21590 (mips16_build_call_stub): Likewise. Return the call insn or null.
21591 (mips_expand_call): Update the call to mips16_build_call_stub
21592 accordingly and a remove redundant condition. Assert that MIPS16
21593 stubs do not use lazy binding. Use mips_emit_call_insn and return
21595 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21597 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21598 (mips_avoid_hazard): Remove hazard_set handling.
21599 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21600 (UNSPEC_RESTORE_GP): ...this.
21601 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21602 (FAKE_CALL_REGNO): Rename to...
21603 (GOT_VERSION_REGNUM): ...this.
21604 (type): Add "ghost" value. Add an associated insn reservation.
21605 (hazard_set): Remove.
21606 (exception_receiver): Rename to...
21607 (restore_gp): ...this and update the unspec identifier accordingly.
21608 (exception_receiver, nonlocal_got_receiver): New expanders.
21609 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21610 FAKE_CALL_REGNO. Remove hazard_set attribute.
21611 (set_got_version, update_got_version): New patterns.
21613 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21616 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21618 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21621 * doc/install.texi2html: Generate gcc-vers.texi.
21623 2008-01-25 DJ Delorie <dj@redhat.com>
21625 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21627 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21629 * config/c4x: Remove directory.
21630 * config.gcc (crx-*, mt-*): Mark obsolete.
21631 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21632 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21633 sh-*-rtemscoff*): Remove cases.
21634 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21635 * real.c (encode_c4x_single, decode_c4x_single,
21636 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21637 c4x_extended_format): Remove.
21638 * real.h (c4x_single_format, c4x_extended_format): Remove.
21639 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21641 (Pragmas): Remove comment about c4x pragmas.
21642 * doc/install.texi (c4x): Remove target-specific instructions.
21643 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21644 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21645 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21646 refer to C4x source files as examples.
21647 (C4X_FLOAT_FORMAT): Remove documentation.
21649 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21651 * config/bfin/bfin.c (override_options): Reorder tests so that
21652 flag_pic gets enabled for -msep-data.
21654 2008-01-25 Richard Guenther <rguenther@suse.de>
21656 PR middle-end/32244
21657 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21658 to its bitfield precision if required.
21660 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21662 PR middle-end/33880
21663 * tree-nested.c (walk_omp_for): New function.
21664 (convert_nonlocal_reference, convert_local_reference): Call
21665 walk_omp_for on OMP_FOR.
21666 (convert_call_expr): Call walk_body on OMP_FOR's
21667 OMP_FOR_PRE_INIT_BODY.
21669 2008-01-25 Richard Guenther <rguenther@suse.de>
21671 PR tree-optimization/34966
21672 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21673 default defs and PHI_NODEs we have to insert after the
21674 defining statement.
21676 2008-01-24 Nick Clifton <nickc@redhat.com>
21678 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21679 Provide a default definition.
21680 (LIBGCC2_UNITS_PER_WORD): Likewise.
21682 * config/stormy16/stormy16.c: Include df.h for the prototype
21683 for df_regs_ever_live_p.
21684 (xstormy16_expand_builtin_va_start): Convert the stack offset
21685 into a component_ref and then use POINTER_PLUS_EXPR to add it
21686 to the incoming_virtual_args_rtx.
21687 (xstormy16_gimplify_va_arg_expr): Rename to
21688 xstormy16_gimplify_va_arg_expr.
21689 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21690 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21691 xstormy16_gimplify_va_arg_expr.
21692 Fix up some formatting issues.
21694 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21695 Move to predicates.md.
21696 (xs_hi_general_operand): Likewise.
21697 (xs_hi_nonmemory_operand): Likewise.
21698 * config/stormy16/predicates.md:
21699 (xstormy16_carry_plus_operand): New predicate.
21700 (xs_hi_general_operand): New predicate.
21701 (xs_hi_nonmemory_operand): New predicate.
21702 * config/stormy16/stormy16-protos.h:
21703 (xstormy16_carry_plus_operand): Delete prototype.
21704 (xs_hi_general_operand): Likewise.
21705 (xs_hi_nonmemory_operand): Likewise.
21707 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21708 modifiers as they are no longer needed and they can trigger
21709 reload spill failures.
21711 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21712 with a match_operand in order to help reload.
21714 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21715 constraint with 'e' for the 8th alternative as this version of
21716 the mov.w instruction only accepts the lower 8 registers.
21718 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21721 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21722 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21725 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21727 PR middle-end/33333
21728 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21730 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21732 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21734 (remove_structure): Update allocations list before removing structure.
21736 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21738 * ipa-struct-reorg.c (is_safe_cond_expr,
21739 create_new_stmts_for_cond_expr): Use integer_zerop function,
21740 that recognize not only zero-pointer, but zero-integer too.
21742 2008-01-25 Ben Elliston <bje@au.ibm.com>
21745 * fixproto: Escape "." in sed expression that strips leading "./".
21747 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21750 * gcc.c (SWITCH_OK): Removed.
21751 (SWITCH_LIVE): Changed to bit.
21752 (SWITCH_FALSE): Likewise.
21753 (SWITCH_IGNORE): Likewise.
21754 (switchstr): Change live_cond to unsigned int.
21755 (process_command): Replace SWITCH_OK with 0.
21756 (do_self_spec): Likewise.
21757 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21758 (give_switch): Likewise.
21759 (used_arg): Likewise.
21760 (do_spec_1): Set the SWITCH_IGNORE bit.
21761 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21762 bits. Set the SWITCH_LIVE bit.
21764 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21766 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21768 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21770 PR tree-optimization/34472
21771 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21772 parameter to a "bool *" and set *DATA to false if there is
21773 an unsafe access. Do not delete the structure here.
21774 (check_cond_exprs): Delete it here instead.
21775 (check_cond_exprs, exclude_cold_structs): Do not increase
21776 I when removing a structure.
21778 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21781 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21782 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21784 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21786 PR middle-end/34934
21787 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21788 a fixed vector for stack.
21790 2008-01-24 Ben Elliston <bje@au.ibm.com>
21793 * doc/gcc.texi (Software development): Add a direntry for g++.
21795 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21797 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21798 stale and straggling -fforce-addr comments above.
21800 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21802 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21803 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21805 2008-01-23 Michael Matz <matz@suse.de>
21808 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21811 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21813 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21814 malloc result type.
21816 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21818 * config/avr/avr.c (avr_current_arch): New variable.
21819 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21820 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21821 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21822 (avr_override_options): Init 'avr_current_arch'.
21823 (base_arch_s): Move from here...
21824 * config/avr/avr.h (base_arch_s): ... here. Add new members
21825 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21826 'mega' to 'have_jmp_call'.
21827 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21828 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21830 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21832 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21833 MULTILIB_MATCHES): Ditto.
21835 2008-01-23 Richard Guenther <rguenther@suse.de>
21837 PR middle-end/31529
21838 * cgraphunit.c (cgraph_reset_node): Always mark the node
21839 not reachable if it is not queued already.
21841 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21843 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21844 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21845 (cputype_selected): New static variable.
21846 (bfin_handle_option): Set it if -mcpu is used.
21847 (override_option): Select default set of workarounds if no cpu type
21848 selected on the command line.
21849 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21851 From Michael Frysinger <michael.frysinger@analog.com>
21852 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21853 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21855 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21856 for bf547, bf523, bf524, and bf526.
21857 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21859 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21860 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21861 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21862 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21863 * doc/invoke.texi (Blackfin Options): Document that
21864 -mcpu now accept bf547, bf523, bf524, and bf526.
21866 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21868 PR rtl-optimization/34628
21869 * combine.c (try_combine): Stop and undo after the first combination
21870 if an autoincrement side-effect on the first insn has effectively
21873 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21876 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21877 Offset addresses are not valid for Altivec or paired float modes.
21879 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21882 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21883 if DECL_INITIAL (decl) is error_mark_node.
21886 * c-common.c (handle_vector_size_attribute): Only allow
21887 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21888 the same way as pointer, array etc. types.
21889 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21892 * tree.c (build_type_attribute_qual_variant): Call
21893 build_qualified_type if attributes are equal, but quals are not.
21895 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21898 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21899 * flags.h (warn_strict_aliasing): Remove.
21900 (warn_strict_overflow): Remove.
21901 * opts.c (warn_strict_aliasing): Remove.
21902 (warn_strict_overflow): Remove.
21903 * c-opts.c (c_common_handle_option): -Wall only sets
21904 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21905 (c_common_post_options): Give default values to -Wstrict-aliasing
21906 and -Wstrict-overflow if they are uninitialized.
21907 * common.opt (Wstrict-aliasing): Specify Var and Init.
21908 (Wstrict-overflow): Likewise.
21910 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21912 PR rtl-optimization/26854
21913 PR rtl-optimization/34400
21914 PR rtl-optimization/34884
21915 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21917 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21918 (df_rd_bb_info.expanded_lr_out): Deleted
21919 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21920 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21921 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21922 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21923 Removed code to allocate, initialize or free expanded_lr_out.
21924 (df_rd_bb_local_compute_process_def): Restructured to make more
21926 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21927 sets if the sets are being trimmed.
21929 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21932 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21933 (as_vers): Likewise.
21934 * configure: Regenerated.
21936 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21938 PR middle-end/33092
21939 * tree-pass.h (pass_build_alias): New pass.
21940 * tree-ssa-alias.c (gate_build_alias): New.
21941 (pass_build_alias): New.
21942 * passes.c (init_optimization_passes): Add pass_build_alias after
21943 pass_create_structure_vars.
21945 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21947 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21948 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21949 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21950 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21951 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21952 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21953 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21954 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21955 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21956 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21957 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21958 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21959 * config/s390/s390.md (FP_ALL): New mode iterator.
21960 (_d): New mode attribute.
21961 ("*signbit<mode>2>"): Changed mode of first operand.
21962 ("isinf<mode>2"): Changed mode of first operand.
21963 ("*TDC_insn"): Adaptation for DFP modes.
21965 2008-01-22 Ben Elliston <bje@au.ibm.com>
21967 * tree.c (check_qualified_type): Improve function description.
21969 2008-01-21 Jason Merrill <jason@redhat.com>
21972 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21973 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21976 2008-01-21 DJ Delorie <dj@redhat.com>
21978 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21981 2008-01-21 Richard Guenther <rguenther@suse.de>
21983 PR middle-end/34856
21984 * tree-cfg.c (verify_expr): Allow all invariant expressions
21985 instead of just constant class ones as reference argument.
21986 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21987 like any other constant.
21988 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21990 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21992 * regmove.c (fixup_match_1): Update call crossed frequencies.
21994 2008-01-21 Richard Guenther <rguenther@suse.de>
21997 * tree-inline.c (setup_one_parameter): Deal with mismatched
21998 types using a VIEW_CONVERT_EXPR.
22000 2008-01-21 Alon Dayan <alond@il.ibm.com>
22001 Olga Golovanevsky <olga@il.ibm.com>
22003 PR tree-optimization/34701
22004 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
22005 when the structure size is not a power of 2.
22007 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
22009 * doc/install.texi: Add doc for --enable-checking=df.
22011 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
22013 PR rtl-optimization/34808
22014 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
22016 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22018 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
22021 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
22023 PR rtl-optimization/26854
22024 PR rtl-optimization/34400
22025 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
22027 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
22028 (df_rd_bb_info.expanded_lr_out): New.
22029 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
22030 * loop_iv.c (iv_analysis_loop_init): Ditto.
22031 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22032 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22033 Added code to allocate, initialize or free expanded_lr_out.
22034 (df_rd_bb_local_compute_process_def): Restructured to make
22035 more understandable.
22036 (df_rd_confluence_n): Add code to do nothing with fake edges and
22037 code to no apply invalidate_by_call sets if the sets are being trimmed.
22038 (df_lr_local_finalize): Renamed to df_lr_finalize.
22039 (df_live_local_finalize): Renamed to df_live_finalize.
22041 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22044 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22045 deciding whether to use reciprocal instructions.
22047 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22049 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22050 dwarf2out_note_section_used if cold_text_section is NULL.
22052 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22054 PR gcov-profile/34610
22055 * tree-cfg.c (make_edges): Mark both outgoing edges from
22056 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22057 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22058 from OMP_FOR and OMP_CONTINUE outgoing edges.
22060 * tree-profile.c (tree_profiling): Return early if
22061 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22063 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22064 from cfun to child_cfun.
22065 * function.h (struct function): Add after_tree_profile bit.
22067 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22069 * config/avr/avr.S (_exit): Disable interrupt.
22071 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22072 Steven Bosscher <stevenb.gcc@gmail.com>
22074 PR rtl-optimization/26854
22075 PR rtl-optimization/34400
22076 * df-problems.c (df_live_scratch): New scratch bitmap.
22077 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22078 (df_live_reset): Clear the proper bitmaps.
22079 (df_live_bb_local_compute): Only process the artificial defs once
22080 since the order is not important.
22081 (df_live_init): Init the df_live sets only with the variables
22082 found live by df_lr.
22083 (df_live_transfer_function): Use the df_lr sets to prune the
22084 df_live sets as they are being computed.
22085 (df_live_free): Free df_live_scratch.
22087 2008-01-18 Ian Lance Taylor <iant@google.com>
22089 * common.opt: Add fmerge-debug-strings.
22090 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22091 flag_merge_debug_strings rather than flag_merge_constants.
22092 * doc/invoke.texi (Option Summary): Mention
22093 -fmerge-debug-strings.
22094 (Debugging Options): Document -fmerge-debug-strings.
22096 2008-01-18 Ian Lance Taylor <iant@google.com>
22099 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22100 (struct tree_function_decl): Add new field operator_new_flag.
22101 * tree-inline.c (expand_call_inline): When inlining a call to
22102 operator new, force the return value to go into a variable, and
22103 set DECL_NO_TBAA_P on that variable.
22104 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22106 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22109 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22110 DWARF2_DEBUGGING_INFO.
22111 (dwarf2out_note_section_used): Ditto. Add prototype.
22112 (have_multiple_function_sections, text_section_used,
22113 cold_text_section_used, *cold_text_sections): Move declarations
22116 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22118 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22119 field and add signal_ra.
22120 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22121 assignments to frame state pc. Move end of stack check after
22122 MD_FALLBACK_FRAME_STATE_FOR.
22123 (uw_update_context_1): Use frame state signal_regs if set, instead
22124 of checking signal_frame flag.
22125 (uw_update_context): Use frame state signal_ra if set.
22126 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22127 * config/xtensa/linux-unwind.h: New file.
22129 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22131 * modulo-sched.c (get_sched_window): Fix comment typo.
22133 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22135 PR tree-optimization/34648
22136 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22138 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22140 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22141 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22143 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22145 PR rtl-optimization/34400
22146 * df-core.c (df_worklist_dataflow_overeager,
22147 df_worklist_dataflow_doublequeue): New functions.
22148 (df_worklist_dataflow): Two different worklist solvers.
22149 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22152 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22155 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22156 and ftree-parallelize-loops.
22158 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22160 PR rtl-optimization/34826
22161 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22163 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22165 * global.c (find_reg): Mark the eh regs as used if necessary.
22166 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22167 * ra.h (struct allocno): no_eh_reg field added. Changed
22168 no_stack_reg type to bitfield.
22170 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22172 * tree.c (substitute_in_expr): Add missing 'break'.
22174 2008-01-17 Richard Guenther <rguenther@suse.de>
22176 PR tree-optimization/34825
22177 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22178 x / x as division to handle.
22180 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22182 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22183 "-pthread" is specified.
22184 * pa-hpux11.h (LIB_SPEC): Likewise.
22186 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22187 Peter Bergner <bergner@vnet.ibm.com>
22189 PR rtl-optimization/33796
22190 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22192 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22194 PR libgfortran/34699
22195 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22197 * pa-hpux10.h (LINK_SPEC): Likewise.
22198 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22200 2008-01-16 Richard Guenther <rguenther@suse.de>
22202 PR middle-end/32628
22203 * fold-const.c (fold_convert_const_int_from_int): Do not
22204 set overflow if that occured only because of a sign extension
22205 change when converting from/to a sizetype with the same
22206 precision and signedness.
22208 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22211 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22212 location address to the correct place. Update copyright year.
22214 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22216 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22217 no dependences in the dependence_relations vector.
22219 2008-01-16 Jan Hubicka <jh@suse.cz>
22221 PR rtl-optimization/31396
22222 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22223 * cfg.c (dump_reg_info): Print it.
22224 * regs.h (struct reg_info_t): add freq_calls_crossed.
22225 (REG_FREQ_CALLS_CROSSED): New macro.
22226 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22227 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22228 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22229 regmove_optimize): Update call crossed frequencies.
22230 * local-alloc.c (struct qty): Add freq_calls_crossed.
22231 (alloc_qty): Copute freq_calls_crossed.
22232 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22233 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22234 * ra.h (struct allocno): Add freq_calls_crossed.
22236 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22238 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22239 libgomp when compiling with ftree-parallelize-loops.
22240 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22242 2008-01-16 Richard Guenther <rguenther@suse.de>
22244 PR tree-optimization/34769
22245 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22246 * tree.c (int_cst_value): Instead make this function more
22247 permissive in what it accepts as valid input. Document this
22248 function always sign-extends the value.
22250 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22251 Richard Guenther <rguenther@suse.de>
22254 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22255 (gimple_fold_indirect_ref_rhs): ... this.
22256 (gimple_fold_indirect_ref): New function with foldings
22257 that preserve lvalueness.
22258 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22259 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22260 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22261 to fold an INDIRECT_REF, fall back to the old use of
22262 fold_indirect_ref_1.
22264 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22266 * tree-data-ref.c (subscript_dependence_tester_1): Call
22267 free_conflict_function.
22268 (compute_self_dependence): Same.
22270 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22273 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22274 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22276 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22277 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22278 for DWARF2_UNWIND_INFO targets.
22280 2008-01-16 Richard Guenther <rguenther@suse.de>
22283 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22284 type qualifiers for function types.
22286 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22288 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22289 loop_iterator li from previous commit.
22291 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22293 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22295 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22297 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22298 (parallelize_loops): Don't parallelize irreducible components.
22300 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22303 * c-opts (c_common_post_options): Do not enable CPP
22304 flag_pedantic_errors by default.
22306 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22308 PR rtl-optimization/31944
22309 * cse.c (remove_pseudo_from_table): New function.
22310 (merge_equiv_classes): Use above function to remove pseudo-registers.
22311 (invalidate): Likewise.
22313 2008-01-13 Richard Guenther <rguenther@suse.de>
22315 PR middle-end/34601
22316 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22317 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22319 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22321 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22322 validate_change to unshare the source of the PC set.
22324 2008-01-12 Jan Hubicka <jh@suse.cz>
22326 PR middle-end/32135
22327 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22328 references above array bounds. This might trigger bounds checks for
22329 pointers to arrays.
22331 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22333 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22334 new_replaceable_dependencies.
22336 2008-01-12 Doug Kwan <dougkwan@google.com>
22338 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22339 instead of OPT_Wreturn_type in warning due to ignored return type
22341 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22342 options included in -Wextra.
22343 * c.opt: New option -Wignored_qualifiers.
22344 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22345 -Wignore_qualifiers.
22346 (-Wignored-qualifiers): Document.
22347 (-Wreturn-type): Remove description of functionality now handled
22348 by -Wignored-qualifiers.
22350 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22353 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22354 NOP_EXPR if it is between integral types with the same precision.
22356 2008-01-12 Jan Hubicka <jh@suse.cz>
22359 * invoke.texi (max-inline-recursive-depth): Fix default value.
22361 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22363 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22366 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22368 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22370 2008-01-11 James E. Wilson <wilson@specifix.com>
22373 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22375 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22377 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22378 save/restore frame pointer register and don't use 'call-prologues'
22379 optimization in function with "OS_task" attribute.
22381 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22383 PR middle-end/31309
22384 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22385 when copying to memory.
22387 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22389 PR rtl-optimization/30905
22390 * cfgcleanup.c: Include dce.h
22391 (crossjumps_occured): New global variable.
22392 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22393 If something changed, set crossjumps_occured to true.
22394 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22395 Don't add/remove fake edges to exit here...
22396 (cleanup_cfg): ...but do it here, when crossjumping.
22397 Run a fast DCE when successful crossjumps occured in the latest
22398 iteration of try_optimize_cfg.
22400 2008-01-11 Richard Guenther <rguenther@suse.de>
22402 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22403 (struct vn_unary_op_s): Likewise.
22404 (vn_reference_insert): Free old reference on hash collision.
22406 2008-01-10 Raksit Ashok <raksit@google.com>
22408 PR rtl-optimization/27971
22409 * combine.c (find_split_point): Split PLUS expressions which are
22410 inside a MEM rtx, and whose first operand is complex.
22412 2008-01-10 DJ Delorie <dj@redhat.com>
22414 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22415 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22416 (m32c_hard_regno_ok): Call the underlying function.
22418 2008-01-10 Richard Guenther <rguenther@suse.de>
22420 PR middle-end/34683
22421 * tree-cfg.c (tree_merge_blocks): Do not go through the
22422 full-blown folding and stmt updating path if we just deal
22423 with virtual operands.
22424 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22425 test for abnormal SSA_NAMEs.
22427 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22429 PR middle-end/34641
22430 * reload.c (push_reload): Add assertions. All constants from
22431 reg_equiv_constant should have been used for replacing the respective
22433 (find_reloads_address): Invoke find_reloads_address_part for
22434 constant taken from the reg_equiv_constant array.
22436 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22438 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22439 field (valnum) the first in the struct. Replace bools with
22442 2008-01-10 Richard Guenther <rguenther@suse.de>
22444 PR tree-optimization/34651
22445 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22446 types and ordering for masking and converting.
22448 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22450 PR tree-optimization/34017
22451 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22452 also for PHI_NODE expressions.
22454 2008-01-09 Jan Hubicka <jh@suse.cz>
22456 PR tree-optimization/34708
22457 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22458 based on number of case labels.
22459 (init_inline_once): Remove switch_cost.
22460 * tree-inline.h (eni_weights_d): Remove switch_cost.
22462 2008-01-09 Richard Guenther <rguenther@suse.de>
22463 Andrew Pinski <andrew_pinski@playstation.sony.com>
22465 PR middle-end/30132
22466 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22467 temporary if an rvalue is ok or an lvalue is not required.
22469 2008-01-09 Richard Guenther <rguenther@suse.de>
22471 PR middle-end/34458
22472 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22473 adjust return type.
22475 2008-01-09 Richard Guenther <rguenther@suse.de>
22477 PR middle-end/34679
22478 * tree.c (host_integerp): Check for sizetype only if the
22479 type is an integer type.
22481 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22484 * opts.c (decode_options): Disable inlining of functions called
22485 once if not in unit-at-a-time mode.
22487 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22489 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22491 2008-01-08 Richard Guenther <rguenther@suse.de>
22493 PR middle-end/31863
22494 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22495 out early if the result will be unused.
22497 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22502 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22503 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22506 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22508 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22509 for vectorization tuned.
22511 2008-01-08 Richard Guenther <rguenther@suse.de>
22513 PR tree-optimization/34683
22514 * tree-ssa-operands.c (operand_build_cmp): Export.
22515 * tree-ssa-operands.h (operand_build_cmp): Declare.
22516 * tree-vn.c (vuses_compare): Remove.
22517 (sort_vuses): Use operand_build_cmp.
22518 (sort_vuses_heap): Likewise.
22519 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22520 to re-use old VEC if available. Do not sort already sorted VUSEs.
22521 (vdefs_to_vec): Do not sort already sorted VDEFs.
22523 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22525 PR middle-end/34694
22526 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22528 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22531 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22532 limitations of reciprocal sequences on x86 targets.
22534 2008-01-08 Richard Guenther <rguenther@suse.de>
22536 PR tree-optimization/34683
22537 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22539 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22542 * config/darwin.c (darwin_mergeable_string_section): Don't use
22543 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22545 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22548 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22549 negxf2. Macroize expander using X87MODEF mode iterator. Change
22550 predicates of op0 and op1 to register_operand.
22551 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22552 expander using X87MODEF mode iterator. Change predicates of
22553 op0 and op1 to register_operand.
22554 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22555 corresponding patterns and macroize using MODEF macro. Change
22556 predicates of op0 and op1 to register_operand and remove
22557 "m" constraint. Disparage "r" alternative with "!".
22558 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22559 macroize using X87MODEF macro. Change predicates of op0 and op1
22560 to register_operand and remove "m" constraint. Disparage "r"
22561 alternative with "!".
22562 (absneg splitter with memory operands): Remove.
22563 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22564 patterns and macroize using X87MODEF mode iterator.
22565 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22566 Change predicate of op1 to register_operand.
22567 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22568 for memory operands.
22570 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22572 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22574 2008-01-07 Richard Guenther <rguenther@suse.de>
22576 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22579 2008-01-07 Richard Guenther <rguenther@suse.de>
22581 PR tree-optimization/34683
22582 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22583 VOPs of the needed size to save memory. Use VEC_quick_push
22584 to save compile-time.
22585 (vdefs_to_vec): Likewise.
22587 2008-01-07 Sa Liu <saliu@de.ibm.com>
22589 * config/spu/spu.md (divdf3): Genetate inline code for double
22590 division. The implementation doesn't handle INF or NAN, therefore it
22591 only applies when -ffinite-math-only is given.
22593 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22596 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22597 * doc/cpp.texi ([Common Predefined Macros]): Document.
22599 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22601 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22602 order to use commutative addition instead of subtraction.
22604 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22605 Mircea Namolaru <namolaru@il.ibm.com>
22606 Vladimir Yanovsky <yanov@il.ibm.com>
22607 Revital Eres <eres@il.ibm.com>
22609 PR tree-optimization/34263
22610 * tree-outof-ssa.c (process_single_block_loop_latch,
22611 contains_tree_r): New functions.
22612 (analyze_edges_for_bb): Call process_single_block_loop_latch
22613 function to empty single-basic-block latch block if possible.
22615 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22617 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22619 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22621 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22623 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22625 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22627 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22629 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22631 PR tree-optimization/34618
22632 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22635 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22638 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22639 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22640 Update copyright year.
22642 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22643 Update copyright year.
22644 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22647 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22649 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22650 edge does not point to current bb before changing need_assert.
22652 2008-01-04 Richard Guenther <rguenther@suse.de>
22654 PR middle-end/34029
22655 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22656 for verifying purposes if they are is_gimple_min_invariant.
22658 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22660 PR tree-optimization/34448
22661 PR tree-optimization/34465
22662 * gimplify.c (gimplify_init_constructor): Add new parameter
22663 notify_temp_creation. Use it.
22664 (gimplify_modify_expr_rhs): Take volatiles into account when
22665 optimizing constructors.
22666 Do not optimize constructors if gimplify_init_constructor will dump to
22668 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22669 * gcc.c-torture/compile/pr34448.c: New.
22671 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22673 PR gcov-profile/34609
22674 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22675 return_slot if result is TREE_ADDRESSABLE.
22677 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22679 * config/mips/mips.md (sqrt_condition): Tweak comment.
22680 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22682 2008-01-03 Tom Tromey <tromey@redhat.com>
22685 * c-common.c (c_type_hash): Handle VLAs.
22687 2008-01-03 Jan Hubicka <jh@suse.cz>
22689 PR tree-optimization/31081
22690 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22691 0 when inlining and not inlining to first basic block.
22692 (remap_decl): When var is initialized to 0, don't set default_def.
22693 (expand_call_inline): Set entry_bb.
22694 * tree-inline.h (copy_body_data): Add entry_bb.
22696 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22699 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22702 PR tree-optimization/29484
22703 * tree-inline.c (inline_forbidden_p_2): New function.
22704 (inline_forbidden_p): Disallow inlining if some static var
22705 has an address of a local LABEL_DECL in its initializer.
22706 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22709 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22711 PR tree-optimization/34635
22712 * tree-data-ref.c (add_other_self_distances): Make sure that the
22713 evolution step is constant.
22715 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22717 PR middle-end/34608
22718 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22720 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22722 * tree-sra.c (scalarize_init): Insert the generate_element_init
22723 statements after the generate_element_zero statements.
22725 2008-01-02 Richard Guenther <rguenther@suse.de>
22727 PR middle-end/34093
22728 PR middle-end/31976
22729 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22730 for very large number of operands instead of ICEing.
22732 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22735 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22736 while stack probing.
22738 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22740 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22743 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22745 PR libmudflap/26442
22746 * tree-mudflap.c (mx_register_decls): Guard warning by
22747 !DECL_ARTIFICIAL check.
22749 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22751 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22752 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22753 sse5_perm<mode>): Fix constraints.