1 2008-09-09 Sandra Loosemore <sandra@codesourcery.com>
3 * doc/invoke.texi (ARM Options): Correct errors in discussion
4 of -mfloat-abi, -mhard-float, and -msoft-float.
6 2008-09-09 Jakub Jelinek <jakub@redhat.com>
7 Jan Hubicka <jh@suse.cz>
10 * tree-inline.c (copy_bb): Insert stmt into copy_basic_block before
11 calling gimple_regimplify_operands on it. Iterate over all newly
12 added statements, not just the last one.
13 (insert_init_stmt): Insert stmt into seq first, then call
14 gimple_regimplify_operands on it. Don't create new gimplification
15 context, nor find referenced vars.
17 2008-09-09 Jakub Jelinek <jakub@redhat.com>
20 * ipa-prop.h (ipa_propagate_indirect_call_infos): Change last argument
21 to pointer to vector pointer.
22 * ipa-prop.c (ipa_propagate_indirect_call_infos,
23 propagate_info_to_inlined_callees): Likewise.
24 (update_call_notes_after_inlining): Likewise. Push new indirect edge
25 to *new_edges instead of new_edges. Reread IPA_EDGE_REF after
26 ipa_check_create_edge_args.
27 * ipa-inline.c (cgraph_decide_recursive_inlining): Change last argument
28 to pointer to vector pointer.
29 (cgraph_decide_inlining_of_small_function): Adjust
30 cgraph_decide_recursive_inlining and ipa_propagate_indirect_call_infos
34 * config/i386/i386.md (zero_extendqihi2_movzbl): Enable when optimizing
37 PR rtl-optimization/37408
38 * function.c (assign_parm_find_stack_rtl): Set correct MEM_SIZE
41 2008-09-09 Sebastian Pop <sebastian.pop@amd.com>
43 PR tree-optimization/37375
44 * tree-scalar-evolution.c (scev_info_str): Add field instantiated_below.
45 (new_scev_info_str, eq_scev_info, find_var_scev_info,
46 set_scalar_evolution, get_scalar_evolution, get_instantiated_value,
47 set_instantiated_value): Pass instantiated_below.
48 (analyze_scalar_evolution_1, analyze_scalar_evolution): Update calls to
50 (instantiate_scev_1, instantiate_scev): Pass a basic block above which the
51 definitions are not instantiated.
53 * tree-scalar-evolution.h (instantiate_scev): Update declaration.
54 (block_before_loop): New.
55 * tree-data-ref.c (dr_analyze_indices): Update uses of instantiate_scev.
56 * graphite.c (block_before_scop): New.
57 (loop_affine_expr, stmt_simple_for_scop_p, harmful_stmt_in_bb): Pass a
58 basic block, not a loop for determining the parameters.
59 (scopdet_edge_info, build_scops_1): Do not pass outermost loop in the
61 (idx_record_params, find_params_in_bb, find_scop_parameters,
62 build_loop_iteration_domains, add_conditions_to_domain): Update calls
65 * Makefile.in (cfgloopmanip.o): Add missing dependency on TREE_FLOW_H.
67 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
71 * ira-build.c (ira_create_allocno): Setup frequency to 0.
73 * ira-color.c (update_conflict_hard_regno_costs): Remove assert.
74 Check zero freq and increase if necessary.
76 2008-09-09 Vladimir Makarov <vmakarov@redhat.com>
78 * ira-conflicts.c (process_regs_for_copy): Check that the hard
79 regno is in the right range. Add comments.
81 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
83 * Makefile.in (mips-tfile.o-warn): Don't error out on mips-tfile.c
85 * mips-tfile.c (copy_object): Cast alloca result to int *.
86 * mips-tdump.c (print_symbol): Cast xmalloc return values to
88 Rename class to sclass.
89 (read_tfile): Cast read_seek return values to proper types.
90 Cast xcalloc return value to proper type.
92 2008-09-09 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
94 * config/sol2.h (REGISTER_TARGET_PRAGMAS): Move ...
95 * config/i386/sol2.h (REGISTER_SUBTARGET_PRAGMAS): ... here.
96 * config/sparc/sol2.h (REGISTER_TARGET_PRAGMAS): ... and here.
98 2008-09-09 Jan Hubicka <jh@suse.cz>
100 * profile.c (is_edge_inconsistent): Add debug output; ignore negative count
102 (is_inconsistent): Add debug output.
104 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
106 * haifa-sched.c (advance_one_cycle): Do not print '\n' before printing
108 (choose_ready): When first insn is chosen from the ready list, also
111 2008-09-09 Andrey Belevantsev <abel@ispras.ru>
113 PR rtl-optimization/37360
114 * haifa-sched.c (max_issue): Do not assert that we never issue more
115 insns than issue_rate. Add comment.
117 2008-09-09 Richard Guenther <rguenther@suse.de>
119 * tree-cfg.c (verify_types_in_gimple_op): Remove.
120 (verify_types_in_gimple_call): Rename to ...
121 (verify_gimple_call): ... this. Enhance.
122 (verify_types_in_gimple_cond): Remove.
123 (verify_gimple_comparison): New function ...
124 (verify_types_in_gimple_assign): ... split out from here.
125 (verify_types_in_gimple_return): Rename to ...
126 (verify_gimple_return): ... this. Enhance.
127 (verify_types_in_gimple_switch): Rename to ...
128 (verify_gimple_switch): ... this. Enhance.
129 (verify_gimple_goto): New function.
130 (verify_types_in_gimple_phi): Rename to ...
131 (verify_gimple_phi): ... this. Enhance.
132 (verify_types_in_gimple_stmt): Adjust calls to helper functions.
133 Fold in single-statement cases from verify_types_in_gimple_seq_2.
134 (verify_types_in_gimple_seq_2): Remove cases handled in
135 verify_types_in_gimple_stmt.
137 2008-09-09 Bernd Schmidt <bernd.schmidt@analog.com>
139 * config/bfin/bfin.c (n_regs_to_save): New static variable.
140 (push_multiple_operation, pop_multiple_operation): Set it.
141 (workaround_rts_anomaly): New function.
142 (workaround_speculation): New function, broken out of bfin_reorg.
143 (bfin_reorg): Call the new functions.
145 2008-09-09 Richard Guenther <rguenther@suse.de>
149 * gimplify.c (gimplify_conversion): Change conversions of
150 non-register type to VIEW_CONVERT_EXPRs.
151 (gimplify_addr_expr): If we need to make the operand
152 addressable make sure to use a properly initialized
153 temporary for that so it gets a valid gimple store.
155 2008-09-09 Aldy Hernandez <aldyh@redhat.com>
157 * function.h (struct function): Add function_start_locus.
158 * cfgexpand.c (gimple_expand_cfg): Use it.
159 * c-parser.c (c_parser_declaration_or_fndef): Set it.
161 2008-09-09 Richard Guenther <rguenther@suse.de>
163 PR tree-optimization/37433
164 * tree-ssa-ccp.c (ccp_fold): Properly guard folding of
167 2008-09-09 Richard Guenther <rguenther@suse.de>
169 PR tree-optimization/37387
170 * tree-ssa-ifcombine.c (ifcombine_iforif): Convert the name
171 and bits to a common type.
173 2008-09-09 Nick Clifton <nickc@redhat.com>
175 * config/v850/v850.md (return): Restore frame size restriction.
177 2008-09-09 Paolo Bonzini <bonzini@gnu.org>
179 * c-common.c (c_expand_decl): Remove.
180 * c-common.h (anon_aggr_type_p): Remove prototype.
181 (DECL_ANON_UNION_ELEMS): Remove.
182 * c-objc-common.h (LANG_HOOKS_EXPAND_DECL): Remove.
183 * c-decl.c (anon_aggr_type_p): Remove.
184 * langhooks-def.h (LANG_HOOKS_EXPAND_DECL): Remove.
185 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_EXPAND_DECL.
186 * langhooks.h (struct lang_hooks): Remove expand_decl.
187 * langhooks.c (lhd_expand_decl): Remove.
188 * stmt.c (expand_anon_union_decl): Remove.
189 * tree.h (expand_anon_union_decl): Remove prototype.
191 2008-08-09 Andy Hutchinson <hutchinsonandy@aim.com>
194 * config/avr/avr.c (avr_reorg): Create RTL for reversed compare with
196 * config/avr/avr.md (QISI) : Define mode iterator.
197 (negated_tst<mode>) : Redefine as split using mode macro.
198 (reversed_tstqi): Define insn as reversed compare with zero.
199 (reversed_tsthi): Ditto.
200 (reversed_tstsi): Ditto.
202 2008-09-08 Jakub Jelinek <jakub@redhat.com>
205 * tree-inline.c (copy_bb): When replacing a gimple_call_va_arg_pack_p
206 call stmt by new_call, clear gimple_bb on stmt after gsi_replace.
209 * predict.c (optimize_function_for_size_p): Don't segfault if
211 * fold-const.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop,
212 tree_swap_operands_p): Don't test cfun != NULL before calling
213 optimize_function_for_s*_p.
215 2008-09-08 Eric Botcazou <ebotcazou@adacore.com>
217 * ira-color.c (ira_reuse_stack_slot): Set slot_num on success at the
220 2008-09-08 M R Swami Reddy <MR.Swami.Reddy@nsc.com>
222 * crx/crx.h (IRA_COVER_CLASSES): Define.
224 2008-09-08 Jakub Jelinek <jakub@redhat.com>
227 * tree-ssa-dom.c (optimize_stmt): Call maybe_clean_or_replace_eh_stmt
228 even when a stmt has been gimple_modified_p, but after fold_stmt is
229 not any longer. Remove unneeded may_have_exposed_new_symbols
232 2008-09-08 Richard Guenther <rguenther@suse.de>
234 PR tree-optimization/37421
235 * tree-ssa-sccvn.c (visit_copy): Make sure to fully
238 2008-09-08 Jakub Jelinek <jakub@redhat.com>
241 * opts.c (common_handle_option): Handle OPT_ftree_store_ccp.
243 2008-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
246 * pa-hpux.h (LINK_SPEC): Strip -fwhole-program.
247 * pa-hpux10.h (LINK_SPEC): Likewise.
248 * pa-hpux11.h (LINK_SPEC): Likewise.
250 2008-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
252 * pa32-regs.h (IRA_COVER_CLASSES): Define.
253 * pa64-regs.h (IRA_COVER_CLASSES): Define.
255 2008-09-07 Helge Deller <deller@gmx.de>
257 * pa/linux-atomic.c: New file.
258 * pa/t-linux (LIB2FUNCS_STATIC_EXTRA): Define.
259 * pa/t-linux64 (LIB2FUNCS_STATIC_EXTRA): Define.
261 2008-09-07 Richard Guenther <rguenther@suse.de>
262 Ira Rosen <irar@il.ibm.com>
264 PR tree-optimization/36630
265 * tree-vect-transform.c (vect_update_ivs_after_vectorizer):
266 Call STRIP_NOPS before calling evolution_part_in_loop_num.
268 2008-09-07 Dorit Nuzman <dorit@il.ibm.com>
269 Ira Rosen <irar@il.ibm.com>
271 PR tree-optimization/35642
272 * config/rs6000/altivec.md (mulv8hi3): Implement.
274 2008-09-06 Jeff Law <law@redhat.com>
276 * h8300/h8300.h (IRA_COVER_CLASSES): Define.
278 2008-09-06 Jan Hubicka <jh@suse.cz>
280 PR tree-optimization/14703
281 * tree-ssa-live.c (remove_unused_scope_block_p): Remove ignored declarations.
282 * passes.c (init_optimization_passes): Recompute inline parameters.
284 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
286 * config/mips/mips.c (mips_function_ok_for_sibcall): Check for
289 2008-09-06 Richard Sandiford <rdsandiford@goolemail.com>
290 Peter Fuerst <post@pfrst.de>
292 * doc/invoke.texi: Document -mr10k-cache-barrier=.
293 * doc/extend.texi: Document __builtin_mips_cache.
294 * config/mips/mips-ftypes.def: Add a (VOID, SI, CVPOINTER) entry.
295 * config/mips/mips.opt (mr10k-cache-barrier=): New option.
296 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
297 __GCC_HAVE_BUILTIN_MIPS_CACHE.
298 (TARGET_CACHE_BUILTIN, ISA_HAS_CACHE): New macros.
299 * config/mips/mips.c (mips_r10k_cache_barrier_setting): New enum.
300 (set_push_mips_isas): New variable.
301 (mips_r10k_cache_barrier): New variable.
302 (cache): New availability predicate.
303 (mips_builtins): Add an entry for __builtin_mips_cache.
304 (mips_build_cvpointer_type): New function.
305 (MIPS_ATYPE_CVPOINTER): New macro.
306 (mips_prepare_builtin_arg): Only use the insn's mode if the rtx's
308 (r10k_simplified_address_p, r10k_simplify_address)
309 (r10k_uncached_address_p, r10k_safe_address_p)
310 (r10k_needs_protection_p_1, r10k_needs_protection_p_store)
311 (r10k_needs_protection_p_call, r10k_needs_protection_p)
312 (r10k_insert_cache_barriers): New functions.
313 (mips_reorg_process_insns): Delete cache barriers after a
314 branch-likely instruction.
315 (mips_reorg): Call r10k_insert_cache_barriers.
316 (mips_handle_option): Handle OPT_mr10k_cache_barrier_.
317 * config/mips/mips.md (UNSPEC_MIPS_CACHE): New constant.
318 (UNSPEC_R10K_CACHE_BARRIER): Likewise.
319 (mips_cache, r10k_cache_barrier): New define_insns.
321 2008-09-06 Richard Sandiford <rdsandiford@googlemail.com>
323 * ira-int.h (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
324 * ira-color.c (setup_allocno_left_conflicts_num): Use
325 hard_reg_set_equal_p instead of a comparison with
326 ira_zero_hard_reg_set.
327 * ira.c (setup_reg_subclasses): Likewise.
328 (setup_cover_and_important_classes): Likewise.
329 (setup_class_translate): Likewise.
330 (setup_reg_class_intersect_union): Likewise.
331 (ira_zero_hard_reg_set, ira_one_hard_reg_set): Delete.
332 (ira_init_once): Don't initialize them.
334 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
336 * doc/tm.texi (IRA_COVER_CLASSES): Fix a typo.
338 2008-09-05 Vladimir Makarov <vmakarov@redhat.com>
340 * ira-color.c (ira_fast_allocation): Permit global allocno
343 2008-09-05 Trevor Smigiel <Trevor_Smigiel@playstation.sony.com>
345 Improved branch hints, safe hints, and scheduling.
347 * haifa-sched.c (sched_emit_insn) : Define.
348 * sched-int.h (sched_emit_insn) : Add prototype.
349 * doc/invoke.texi (-mdual-nops, -mhint-max-nops,
350 -mhint-max-distance -msafe-hints) : Document.
351 * config/spu/spu.c (spu_flag_var_tracking): New.
352 (TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_INIT,
353 TARGET_SCHED_REORDER, TARGET_SCHED_REORDER2,
354 TARGET_ASM_FILE_START): Define.
355 (TARGET_SCHED_ADJUST_PRIORITY): Remove.
356 (STOP_HINT_P, HINTED_P, SCHED_ON_EVEN_P): Define.
357 (spu_emit_branch_hint): Add blocks argument.
358 (insert_branch_hints, insert_nops): Remove.
359 (pad_bb, insert_hbrp_for_ilb_runout, insert_hbrp, in_spu_reorg,
360 uses_ls_unit, spu_sched_init_global, spu_sched_init,
361 spu_sched_reorder, asm_file_start): New functions.
362 (clock_var, spu_sched_length, pipe0_clock,
363 pipe1_clock, prev_clock_var, prev_priority,
364 spu_ls_first, prev_ls_clock): New static variables.
365 * config/spu/spu.h (TARGET_DEFAULT): Add MASK_SAFE_HINTS.
366 * config/spu.md (iprefetch): Add operand, make it clobber MEM.
367 (nopn_nv): Add a non-volatile version of nop.
368 * config/spu/spu.opt (-mdual-nops, -mhint-max-nops,
369 -mhint-max-distance, -msafe-hints): New options.
371 2008-09-05 Janis Johnson <janis187@us.ibm.com>
372 Samuel Tardieu <sam@rfc1149.net>
374 * opts.c (decode_options): Combine nested if statements.
377 * opts.c (decode_options): Handle more relationships among
378 unit-at-a-time, toplevel-reorder, and section-anchors.
380 2008-09-05 David Daney <ddaney@avtrex.com>
382 * doc/install.texi (--enable-reduced-reflection): Document new option.
384 2008-09-05 Bob Wilson <bob.wilson@acm.org>
386 * config/xtensa/predicates.md (nonimmed_operand, mem_operand): Use
388 (constantpool_operand): New.
389 (move_operand): Disallow sub-word modes for the constant pool.
390 * config/xtensa/xtensa.c (TARGET_SECONDARY_RELOAD): Define.
391 (xtensa_secondary_reload_class): Replace with....
392 (xtensa_secondary_reload): this function. Remove SIGN_EXTEND check.
393 Set icode for sub-word reloads from the constant pool.
394 * config/xtensa/xtensa.h (SECONDARY_INPUT_RELOAD_CLASS): Delete.
395 (SECONDARY_OUTPUT_RELOAD_CLASS): Delete.
396 * config/xtensa/xtensa.md (reload<mode>_literal): New.
397 * config/xtensa/xtensa-protos.h: Update prototypes.
399 2008-09-05 Joseph Myers <joseph@codesourcery.com>
401 * config/mips/mips.h (enum reg_class): Add FRAME_REGS.
402 (REG_CLASS_NAMES): Update.
403 (REG_CLASS_CONTENTS): Update.
404 * config/mips/mips.c (mips_regno_to_class): Use FRAME_REGS instead
405 of ALL_REGS for regs 77 and 78.
406 * function.c (instantiate_virtual_regs_in_insn): Assert that
407 return value of simplify_gen_subreg is not NULL.
409 2008-09-05 Paolo Bonzini <bonzini@gnu.org>
411 * emit-rtl.c (gen_rtvec): Rewrite not using gen_rtvec_v.
412 (gen_rtvec_v): Fix coding standards.
414 2008-09-04 Jan Hubicka <jh@suse.cz>
416 * i386.c (decide_alg): Be more conservative about optimizing for size.
418 2008-09-04 Ian Lance Taylor <iant@google.com>
420 * varasm.c (narrowing_initializer_constant_valid_p): New
422 (initializer_constant_valid_p): Call it.
424 2008-09-04 Jeff Law <law@redhat.com>
426 * fold-const.c (native_encode_real): Fix computation of WORDS.
427 (native_interpret_real): Likewise.
429 2008-09-04 Janis Johnson <janis187@us.ibm.com>
431 * config/rs6000/t-rs6000: Remove target gt-rs6000.h.
433 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
435 * ira-conflicts.c (process_regs_for_copy): Check insn to check
436 that the cost is already taken into account in ira-costs.c
438 * ira-int.h (ira_debug_copy, ira_debug_copies): New.
440 * ira-build.c (print_copy, print_copies, ira_debug_copy,
441 ira_debug_copies): New.
442 (ira_bulid): Call print_copies.
444 * doc/tm.texi (IRA_COVER_CLASSES): Fix the description.
446 2008-09-04 Samuel Tardieu <sam@rfc1149.net>
449 * config/rs6000/rs6000.c (optimization_options): Remove check of
452 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
454 * config/mips/mips.h (ISA_HAS_SEQ_SNE): New macro.
455 * config/mips/mips.c (mips_expand_scc): Also expand seq and sne if
456 second operand is a reg_imm10_operand.
457 * config/mips/mips.md (*seq_<GPR:mode><GPR2:mode>_seq,
458 *sne_<GPR:mode><GPR2:mode>_sne): New patterns.
459 (*seq_<GPR:mode><GPR2:mode>): Rename to
460 *seq_zero_<GPR:mode><GPR2:mode>. Don't match if
462 (*seq_<GPR:mode><GPR2:mode>_mips16): Rename to
463 *seq_zero_<GPR:mode><GPR2:mode>_mip16. Don't match if
465 (*sne_<GPR:mode><GPR2:mode>): Rename to
466 *sne_zero_<GPR:mode><GPR2:mode>. Don't match if
469 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
471 * config/mips/mips.h (ISA_HAS_EXTS): New macro.
472 * config/mips/mips.md (*ashr_trunc<mode>): Name the pattern
473 combining an arithmetic right shift by more than 31 and a
474 trunction. Don't match for out-of-range shift amounts. Set
475 attribute mode to <MODE>.
476 (*lshr32_trunc<mode>): Name the pattern combining a logical right
477 shift by 32 and and a truncation. Set attribute mode to <MODE>.
478 (*<optab>_trunc<mode>_exts): New pattern for truncated right
479 shifts by less than 32.
480 (extv): Change predicate on first operand to accept registers.
481 Change predicate of the other operands from immediate_operand to
482 const_int_operand. Expand exts when source is a register.
483 (extzv): Change predicate of the constant operands from
484 immediate_operand to const_int_operand.
485 (extzv<mode>): Change predicate of the constant operands from
486 immediate_operand to const_int_operand and no constraint. Also
488 (*extzv_trunc<mode>_exts): New pattern.
490 2008-09-04 Adam Nemet <anemet@caviumnetworks.com>
492 * config/mips/mips.h (ISA_HAS_CINS): New macro.
493 * config/mips/mips-protos.h (mask_low_and_shift_p,
494 mask_low_and_shift_len): Declare.
495 * config/mips/mips.c (mask_low_and_shift_p,
496 mask_low_and_shift_len): New functions.
497 (mips_print_operand): Handle new operand prefix "m".
498 * config/mips/mips.md (*cins<mode>): New pattern.
500 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
502 * config/bfin/bfin.c (gen_one_bundle): Don't create new nops when
505 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
507 * df-scan.c (df_get_entry_block_def_set): Add STACK_POINTER_REGNUM
508 regardless of epilogue_completed.
510 2008-09-04 Vladimir Makarov <vmakarov@redhat.com>
513 * ira-lives.c (process_bb_node_lives): Check setjmp.
515 2008-09-04 Richard Sandiford <rdsandiford@googlemail.com>
518 * ira-build.c (form_loop_tree): Reverse BB walk.
519 (create_bb_allocnos): Likewise.
520 * ira-lives.c (make_regno_born_and_dead, regs_set): Delete.
521 (mark_reg_store): Rename to...
522 (mark_ref_live): ...this and take a df_ref argument instead of
523 note_stores arguments. Assert that we have a register.
524 (mark_reg_clobber): Delete.
525 (def_conflicts_with_inputs_p): New function.
526 (mark_reg_conflicts): Delete.
527 (mark_reg_death): Rename to...
528 (mark_ref_dead): ...this and take a df_ref argument instead of
529 a register. Assert that we have a register.
530 (process_bb_node_lives): Hoist frequency calculation out of
531 instruction walk. Convert from a forwards scan to a backwards scan.
532 Use DF_REF_USES and DF_REF_DEFS instead of register notes and
533 note_stores. Remove EH_RETURN_DATA_REGNO and regs_set handling.
534 (create_allocno_live_ranges): Don't create regs_set.
536 2008-09-04 Ian Lance Taylor <iant@google.com>
538 * rtl.h (LABEL_REF_NONLOCAL_P): Don't check for REG_LABEL_OPERAND
540 * calls.c (emit_library_call_value_1): Use MEM_P rather than
541 comparing MODE with MEM.
542 * gimple.c (gimple_build_predict): Cast END_PREDICTORS before
543 comparing with GF_PREDICT_TAKEN.
544 (gimple_get_lhs): Change code to enum gimple_code.
545 (gimple_set_lhs): Likewise.
546 * ifcvt.c (noce_process_if_block): Correct GET_MODE to GET_CODE.
547 * omp-low.c (find_omp_clause): Change kind parameter to enum
549 * tree-flow.h (find_omp_clause): Update declaration.
550 * regrename.c (clear_dead_regs): Change kind parameter to enum
552 * reload1.c (eliminate_regs_1): Use REG_NOTE_KIND rather than
554 * see.c (see_get_extension_data): Change return type to enum
555 entry_type. Change UNKNOWN to NOT_RELEVANT, SIGN_EXTEND to
556 SIGNED_EXTENDED_DEF, ZERO_EXTEND to ZERO_EXTENDED_DEF.
557 (see_gen_normalized_extension): Change extension_code parameter to
559 (see_seek_pre_extension_expr): Change extension_code to enum
561 (see_merge_one_def_extension): Likewise.
562 (see_handle_relevant_defs): Likewise.
563 (see_handle_relevant_uses): Likewise.
564 (see_analyze_one_def): Likewise.
565 * tree-cfg.c (need_fake_edge_p): Compare gimple code with
566 GIMPLE_ASM rather than ASM_EXPR.
567 * tree-ssa-alias.c (is_escape_site): Compare gimple code with
568 GIMPLE_RETURN rather than RETURN_EXPR.
569 * tree-ssa-ccp.c (likely_value): Change code to enum gimple_code.
570 (evaluate_stmt): Likewise.
571 * tree-vect-analyze.c (vect_analyze_operations): Change relevance
572 to enum vect_relevant.
573 (vect_mark_stmts_to_be_vectorized): Change assertion to not
574 compare gimple codes with tree codes.
576 2008-09-04 Paul Brook <paul@codesourcery.com>
578 * config/arm/arm.c (arm_size_rtx_costs): Call cost function.
580 2008-09-04 Bernd Schmidt <bernd.schmidt@analog.com>
582 * config/bfin/bfin.c (bfin_function_ok_for_sibcall): Restore a null
583 pointer check lost in the recent no-unit-at-a-time patch.
585 2008-09-04 Jan Hubicka <jh@suse.cz>
588 * tree-switch-conversion.c (check_final_bb): Accept only IP
591 2008-09-04 Jan Hubicka <jh@suse.cz>
593 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops_using_ranges):
595 (vrp_evaluate_conditional_warnv_with_ops): ... this one. Add
596 using_ranges argument.
597 (vrp_evaluate_conditional): Avoid bogus warning for type range.
598 (vrp_visit_cond_stmt): Update call of
599 vrp_evaluate_conditional_warnv_with_ops
601 2008-09-04 Jan Hubicka <jh@suse.cz>
603 PR tree-optimization/37345
604 PR tree-optimization/37358
605 PR tree-optimization/37357
606 * tree.c (build_function_type_skip_args): Build distinct type copy;
608 (build_function_decl_skip_args): Set type of new decl not orig decl;
609 clear DECL_VINDEX for methods turned into functions.
611 2008-09-04 Nick Clifton <nickc@redhat.com>
613 * configure.ac (HAVE_GAS_LCOMM_WITH_ALIGNMENT): New assembler
615 * configure: Regenerate.
616 * config.in: Regenerate.
617 * config/i386/bsd.h (ASM_OUTPUT_ALIGNED_LOCAL): Use .lcomm with an
618 alignment field, if it is supported.
620 2008-09-04 Kai Tietz <kai.tietz@onevision.com>
622 * config/i386/t-mingw32 (SHLIB_LC): Change order of import
625 2008-09-03 David Edelsohn <edelsohn@gnu.org>
627 * config/rs6000/rs6000.c (processor_target_table): Do not
628 enable VMX for POWER6.
630 2008-09-03 Anton Blanchard <anton@samba.org>
632 * config/rs6000/rs6000.c (rs6000_split_lock_test_and_set): Do not
633 emit memory barrier before operation.
635 2008-09-03 John David Anglin <dave.anglin@nrc.cnrc.gc.ca>
638 * config/pa/pa64-hpux.h (ASM_OUTPUT_EXTERNAL_REAL): Call
639 default_elf_asm_output_external.
641 2008-09-03 Jeff Law <law@redhat.com>
643 * h8300.c (expand_a_shift): Avoid invalid RTL sharing.
645 2008-09-03 Richard Henderson <rth@redhat.com>
647 * config/alpha/alpha.c (alpha_split_lock_test_and_set): Move
648 memory barrier to below the test-and-set.
649 (alpha_split_lock_test_and_set_12): Likewise.
651 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
655 * ira-int.h (ira_loop_tree_node): Rename mentioned_allocnos to
658 * ira-color.c (print_loop_title): Use all_allocnos.
659 (color_pass): Ditto. Don't add border_allocnos. Check that
660 subloop allocno in the correspdoning bitmap all_allocnos.
662 * ira-emit.c (change_loop): Use all_allocnos.
664 * ira-build.c (create_loop_tree_nodes, finish_loop_tree_node):
666 (ira_create_allocno): Set up all_allocnos bit for the created
668 (create_cap_allocno): Remove setting mentioned_allocnos.
669 (create_insn_allocnos): Ditto.
670 (remove_unnecessary_allocnos): Use all_allocnos.
671 (check_allocno_creation): Check that allocnos are in the
672 corresponding bitmap all_allocnos.
674 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
678 * ira-conflicts.c (REG_SUBREG_P, go_through_subreg): New.
679 (process_regs_for_copy): Process subregs. Refine check when cost
680 is taken into account in ira-costs.c.
681 (process_reg_shuffles): Use REG_SUBREG_P.
682 (add_insn_allocno_copies): Ditto. Ignore modes.
684 * ira-color.c (conflict_allocno_vec): New.
685 (COST_HOP_DIVISOR): New macro.
686 (update_copy_costs_1): Use it.
687 (update_conflict_hard_regno_costs): New function.
688 (assign_hard_reg): Use it.
689 (ira_color): Allocate and free conflict_allocno_vec.
691 2008-09-03 Vladimir Makarov <vmakarov@redhat.com>
695 * ira-int.h (ira_sort_insn_chain): Remove.
697 * ira.c (basic_block_order_nums, chain_insn_order,
698 chain_freq_compare, chain_bb_compare, ira_sort_insn_chain): Remove.
699 (ira): Don't call ira_sort_insn_chain.
701 * reload1.c (reload): Don't call ira_sort_insn_chain.
703 2008-09-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
706 * cgraphunit.c (update_call_expr): Remove eh regions from statements
707 which become non throw.
708 (cgraph_function_versioning): Also clear DECL_WEAK. Call
709 update_call_expr after updating the flags on the decl.
711 2008-09-03 Jan Hubicka <jh@suse.cz>
713 PR tree-optimization/37315
714 * cgraph.c (cgraph_create_edge): Use gimple_has_body_p.
715 * cgraphunit.c (verify_cgraph_node): drop gimple_body check.
716 (cgraph_analyze_functions): Use node->analyzed
717 (cgraph_mark_functions_to_output): Likewise.
718 (cgraph_expand_function): All functions can be released after
720 (cgraph_optimize): Use gimple_has_body_p.
721 * ipa-inline.c (cgraph_clone_inlined_nodes): Use analyzed flag.
722 (cgraph_decide_inlining_incrementally): Likewise.
723 (inline_transform): Inline transform.
724 * tree-inline.c (initialize_cfun): Do now shallow copy structure;
726 (inlinable_function_p): Drop gimple_body check.
727 (expand_call_inline): Use gimple_has_body_p.
728 * gimple.c (gimple_has_body_p): New.
729 * gimple.h (gimple_has_body_p): Add prototype.
730 * tree-cfg.c (execute_build_cfg): Remove gimple_body.
731 (dump_function_to_file): Use gimple_has_body_p check.
733 2008-09-03 Jakub Jelinek <jakub@redhat.com>
736 * gimple.h (gimple_has_substatements): GIMPLE_OMP_CRITICAL has
738 * tree-inline.c (remap_gimple_stmt): Handle GIMPLE_OMP_CRITICAL.
740 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
742 From Michael Frysinger <michael.frysinger@analog.com>
743 * config/bfin/bfin.c (bfin_cpus[]): Add 0.1 for bf522, bf523, bf524,
744 bf525, bf526, bf527, bf542, bf544, bf547, bf548, and bf549. Add 0.2
747 2008-09-03 Hari Sandanagobalane <hariharan@picochip.com>
750 * doc/extend.texi: Document picoChip builtin functions.
751 * doc/invoke.texi: Document picoChip options.
752 * doc/contrib.texi: Add picoChip contribution.
753 * doc/md.texi: Document picoChip constraints.
754 * config.gcc: Add picochip-*-*.
755 * config/picochip/: Add new port.
757 2008-09-03 Richard Guenther <rguenther@suse.de>
759 PR tree-optimization/37328
760 * tree-sra.c (sra_build_assignment): Gimplify properly.
761 (generate_copy_inout): Take the correct stmt as definition,
764 2008-09-03 Bernd Schmidt <bernd.schmidt@analog.com>
766 * config/bfin/bfin.c (bfin_expand_prologue): Honour no_stack_limit
769 From Michael Frysinger <michael.frysinger@analog.com>
770 * config/bfin/bfin.c (bfin_handle_option): Remove BF561 warning.
772 2008-09-03 Danny Smith <dannysmith@usrs.sourceforge.net>
774 * gthr-win32.h (CONST_CAST2): Really make sure CONST_CAST2 is
776 (__gthread_setspecific): Revert 2008-08-31 change to
777 __GTHREAD_HIDE_W32API case. Apply it to !__GTHREAD_HIDE_W32API
780 2008-09-02 Aldy Hernandez <aldyh@redhat.com>
782 * diagnostic.c (error_at): New.
783 * toplev.h (error_at): New prototype.
784 * c-typeck.c (build_array_ref): Call error_at instead of error.
785 Pass location to pedwarn.
787 2008-09-02 Adam Nemet <anemet@caviumnetworks.com>
789 * sel-sched.c (sel_hard_regno_rename_ok): Mark arguments unused.
791 2008-09-02 Jakub Jelinek <jakub@redhat.com>
793 * dwarf2out.c (tree_add_const_value_attribute): Only handle
794 VAR_DECL and CONST_DECL.
796 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
797 Jakub Jelinek <jakub@redhat.com>
799 * config/i386/i386.c (X86_64_VARARGS_SIZE): Removed.
800 (setup_incoming_varargs_64): Assume cum != NULL. Set/check
801 ix86_varargs_gpr_size and ix86_varargs_fpr_size. Use
802 ix86_varargs_gpr_size instead of X86_64_REGPARM_MAX.
803 Don't set ix86_save_varrargs_registers.
804 (ix86_setup_incoming_varargs): Assume cum != NULL.
805 (ix86_va_start): Check ix86_varargs_gpr_size and
806 ix86_varargs_fpr_size instead of cfun->va_list_gpr_size and
807 cfun->va_list_fpr_size, respectively. Subtract 8*X86_64_REGPARM_MAX
808 from frame pointer if ix86_varargs_gpr_size == 0.
809 (ix86_compute_frame_layout): Updated.
810 * config/i386/i386.h (ix86_save_varrargs_registers): Removed.
811 (ix86_varargs_gpr_size): Define.
812 (ix86_varargs_fpr_size): Likewise.
813 (machine_function): Remove save_varrargs_registers.
814 Add varargs_gpr_size and varargs_fpr_size.
816 2008-09-02 Jakub Jelinek <jakub@redhat.com>
818 * config/alpha/alpha.c (va_list_skip_additions,
819 alpha_stdarg_optimize_hook, alpha_gimplify_va_arg_1): Tuplify.
820 (alpha_gimplify_va_arg): Call unshare_expr on second use of
823 PR tree-optimization/36766
824 * tree-cfg.c (gimple_purge_all_dead_eh_edges): Do nothing
825 for already removed basic blocks.
828 * real.c (real_maxval): Clear a lower bit to make real_maxval
829 match get_max_float for IBM long double format.
831 2008-09-02 Andreas Schwab <schwab@suse.de>
833 * configure.ac: Use m4_quote to quote the expansion of m4_do.
834 * configure: Regenerate.
836 2008-09-02 Richard Sandiford <rdsandiford@googlemail.com>
838 * simplify-rtx.c (simplify_binary_operation_1): Check for CONST,
839 SYMBOL_REF and LABEL_REF when applying plus_constant, instead of
840 checking for a non-VOID CONSTANT_P.
842 2008-09-02 Jan Hubicka <jh@suse.cz>
844 * predict.c (pass_strip_predict_hints): Avoid bugs dump file.
845 * expmed.c (expand_divmod): Fix test of smod_pow2_cheap and sdiv_pow2_cheap
847 2008-09-02 H.J. Lu <hongjiu.lu@intel.com>
849 * expr.c (emit_group_store): Don't assert stack temp mode size.
851 2008-09-02 Sebastian Pop <sebastian.pop@amd.com>
852 Tobias Grosser <grosser@fim.uni-passau.de>
853 Jan Sjodin <jan.sjodin@amd.com>
854 Harsha Jagasia <harsha.jagasia@amd.com>
855 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
856 Konrad Trifunovic <konrad.trifunovic@inria.fr>
857 Adrien Eliche <aeliche@isty.uvsq.fr>
859 Merge from graphite branch.
862 * tree-loop-linear.c (perfect_loop_nest_depth): Export.
863 * doc/invoke.texi (-floop-block, -floop-interchange,
864 -floop-strip-mine): Document new flags.
865 * tree-into-ssa.c (gimple_vec): Moved...
866 * tree-loop-distribution.c (rdg_component): Moved...
867 * cfgloopmanip.c: Include tree-flow.h.
868 (update_dominators_in_loop): New.
869 (create_empty_if_region_on_edge): New.
870 (create_empty_loop_on_edge): New.
871 (loopify): Use update_dominators_in_loop.
872 * tree-pass.h (pass_graphite_transforms): Declared.
873 * configure: Regenerate.
874 * tree-phinodes.c (make_phi_node): Export.
875 (add_phi_node_to_bb): New, split from create_phi_node.
876 * tree-chrec.c (for_each_scev_op): New.
877 * tree-chrec.h (for_each_scev_op): Declared.
878 * tree-ssa-loop-ivopts.c (get_phi_with_result): New.
879 (remove_statement): Call get_phi_with_result.
880 * config.in (HAVE_cloog): Undef.
881 * gdbinit.in (pgg): New.
882 * timevar.def (TV_GRAPHITE_TRANSFORMS): New.
883 * tree-ssa-loop.c (graphite_transforms): New.
884 (gate_graphite_transforms): New.
885 (pass_graphite_transforms): New.
886 * configure.ac (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC,
887 HAVE_cloog): Defined.
888 * tree-vectorizer.c (rename_variables_in_bb): Export.
889 * tree-data-ref.c (dr_may_alias_p): Export.
890 (stmt_simple_memref_p): New.
891 (find_data_references_in_stmt): Export.
892 (find_data_references_in_loop): Export.
893 (create_rdg_edge_for_ddr): Initialize RDGE_RELATION.
894 (create_rdg_edges_for_scalar): Initialize RDGE_RELATION.
895 (create_rdg_vertices): Export.
896 (build_empty_rdg): New.
897 (build_rdg): Call build_empty_rdg. Free dependence_relations.
898 * tree-data-ref.h (rdg_component): ... here.
900 (struct data_reference): Add a field scop.
902 (find_data_references_in_loop): Declared.
903 (find_data_references_in_stmt): Declared.
904 (create_rdg_vertices): Declared.
905 (dr_may_alias_p): Declared.
906 (stmt_simple_memref_p): Declared.
907 (struct rdg_edge): Add a field ddr_p relation.
908 (build_empty_rdg): Declared.
909 * lambda.h (lambda_matrix): Declare a VEC of.
910 (find_induction_var_from_exit_cond): Declared.
911 (lambda_vector_compare): New.
912 * common.opt (fgraphite, floop-strip-mine,
913 floop-interchange, floop-block): New flags.
914 * lambda-code.c (find_induction_var_from_exit_cond): Export.
915 * cfgloop.c (is_loop_exit): New.
916 * cfgloop.h (is_loop_exit): Declared.
917 (create_empty_if_region_on_edge): Declared.
918 (create_empty_loop_on_edge): Declared.
919 * tree-flow.h (add_phi_node_to_bb): Declared.
920 (make_phi_node): Declared.
921 (rename_variables_in_bb): Declared.
922 (perfect_loop_nest_depth): Declared.
923 (graphite_transform_loops): Declared.
924 * Makefile.in (cfgloopmanip.o): Depend on TREE_FLOW_H.
925 (graphite.o-warn): Add -Wno-error.
926 (PPLLIBS, PPLINC, CLOOGLIBS, CLOOGINC): Declared.
927 (LIBS): Add GMPLIBS, CLOOGLIBS, PPLLIBS.
928 (INCLUDES): Add PPLINC, CLOOGINC.
929 (OBJS-common): Add graphite.o.
930 (graphite.o): Add rule.
931 * gimple.h (gimple_vec): ... here.
932 * tree-cfg.c (print_loops): Start printing at ENTRY_BLOCK_PTR.
933 * passes.c (init_optimization_passes): Schedule
934 pass_graphite_transforms.
936 2008-09-02 Samuel Tardieu <sam@rfc1149.net>
939 * opts.c (decode_options): Move processing of -fno-unit-at-a-time
940 and -fno-toplevel-reorder after handle_options.
942 2008-09-02 Paul Brook <paul@codesourcery.com>
944 * config/arm/arm.c (arm_tune_cortex_a9): Define.
945 (arm_override_options): Set arm_tune_cortex_a9.
946 (arm_rtx_costs_1): Make register shifts more expensive on Cortex-A9.
947 (arm_issue_rate): Handle cortexa9.
948 * config/arm/arm.h (arm_tune_cortex_a9): Declare.
949 * config/arm/arm-cores.def: Add cortex-a9.
950 * config/arm/arm-tune.md: Regenerate.
951 * config/arm/arm.md: Include cortex-a9.md.
952 (generic_sched, generic_vfp): Add cortexa9.
953 * config/arm/cortex-a9.md: New file.
955 2008-09-02 Richard Guenther <rguenther@suse.de>
957 PR tree-optimization/37327
958 * tree-vrp.c (register_new_assert_for): Make sure to not have
959 TREE_OVERFLOW set on the bound.
961 2008-09-02 Alexander Monakov <amonakov@ispras.ru>
963 Fixed typo in date of the 2008-09-01 MOVE_RATIO commit.
965 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 1.
966 * config/ia64/ia64.c (ia64_set_sched_flags): Always initialize
969 2008-09-02 Victor Kaplansky <victork@il.ibm.com>
971 * gcc/config/spu/spu.md (divdf3): Removed.
973 2008-09-02 Jakub Jelinek <jakub@redhat.com>
975 PR tree-optimization/37095
976 * cgraph.c (cgraph_node): When creating new cgraph node after
977 assembler_name_hash has been populated, record it in the hash
980 2008-09-01 Paul Brook <paul@codesourcery.com>
982 * doc/invoke.texi: Document -mword-relocations.
983 * config/arm/uclinux-elf.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
984 * config/arm/symbian.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
985 * config/arm/vxworks.h (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
986 * config/arm/arm.c (arm_split_constant): Use arm_emit_movpair.
987 (arm_rtx_costs_1, arm_size_rtx_costs): Handle HIGH and LO_SUM.
988 (arm_emit_movpair): New function.
989 (arm_print_operand <c>): Handle sybolic addresses.
990 * config/arm/arm.h (TARGET_USE_MOVT): Define.
991 (TARGET_DEFAULT_WORD_RELOCATIONS): Define.
992 * config/arm/arm-protos.h (arm_emit_movpair): Add prototype.
993 * config/arm/arm.opt: Add -mword-relocations.
994 * config/arm/arm.md (movsi): Use arm_emit_movpair.
995 (arm_movt, arm_movw): New.
997 2008-09-01 Paul Brook <paul@codesourcery.com>
999 * config/arm/arm.c (arm_override_options): Set arm_abi earlier.
1000 Allow Interworking on ARMv4 EABI based targets.
1001 * config/arm/bpabi.h (TARGET_FIX_V4BX_SPEC): Define.
1002 (SUBTARGET_EXTRA_ASM_SPEC, LINK_SPEC): Add TARGET_FIX_V4BX_SPEC.
1004 2008-09-01 Paul Brook <paul@codesourcery.com>
1006 * config/arm/thumb2.md (thumb2_negscc): Match the correct operand for
1007 optimized LT0 test. Remove optimization for GT.
1009 2008-09-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1011 * pa64-hpux.h (LIB_SPEC): Link against librt when building static
1012 openmp applications.
1013 * pa-hpux11.h (LIB_SPEC): Likewise.
1015 * ira.c (setup_eliminable_regset): Only declare i if ELIMINABLE_REGS is
1018 2008-09-01 Jan Hubicka <jh@suse.cz>
1020 * predict.c (maybe_hot_count_p, maybe_hot_edge_p): When profile is
1021 present, use only counts; when guessed use only frequencies.
1022 (estimate_bb_frequencies): Use function_frequency.
1023 * profile.c (compute_branch_probabilities): Exit early when
1024 profile reading failed. Set profile_status.
1025 (branch_prob): Do not set profile_status.
1027 2008-09-01 Aldy Hernandez <aldyh@redhat.com>
1029 * tree.c (protected_set_expr_location): New.
1030 * tree.h (protected_set_expr_location): New prototype.
1031 * c-tree.h (build_array_ref): Add argument.
1032 (parser_build_unary_op): Same.
1033 * c-typeck.c (build_indirect_ref): Handle new location argument.
1034 (build_array_ref): Same.
1035 (parser_build_unary_op): Same.
1036 * gimplify.c (gimplify_asm_expr): Set input_location before calling
1038 * c-omp.c (c_finish_omp_atomic): Pass location when calling
1040 * c-common.c (finish_label_address_expr): Handle new location
1042 * c-common.h (build_indirect_ref): Add argument.
1043 (finish_label_address_expr): Same.
1044 * c-parser.c (c_parser_unary_expression): Pass location to build
1046 (c_parser_postfix_expression): Same.
1048 2008-09-01 Paul Brook <paul@codesourcery.com>
1050 * config/arm/arm.md: Include cortex-r4f.md.
1051 (attr fpu): Update type list.
1052 (attr type): Add fcpys, ffariths, ffarithd, fadds, faddd, fconsts,
1053 fconstd, fcmps and fcmpd.
1054 (attr tune_cortexr4): Define.
1055 (attr generic_sched, attr generic_vfp): Use tune_cortexr4.
1056 * config/arm/vfp.md: Document fcpys, ffariths, ffarithd, fadds, faddd,
1057 fconsts, fconstd, fcmps and fcmpd. Use them in insn patterns.
1058 * config/arm/arm.c (arm_issue_rate): Add cortexr4f.
1059 * config/arm/arm1020e.md (v10_ffarith, v10_farith): Use new insn
1061 * config/arm/cortex-a8-neon.md (cortex_a8_vfp_add_sub,
1062 cortex_a8_vfp_farith: Ditto.
1063 * config/arm/vfp11.md (vfp_ffarith, vfp_farith): Ditto.
1064 * config/arm/cortex-r4.md: Use tune_cortexr4.
1065 * config/arm/cortex-r4f.md: New file.
1067 2008-09-01 Richard Guenther <rguenther@suse.de>
1069 PR tree-optimization/37305
1070 * tree-ssa-ccp.c (ccp_fold): Do not set TREE_OVERFLOW on
1071 the result of constant conversions.
1072 (fold_gimple_assign): Likewise.
1074 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1076 * sel-sched-ir.c (cmp_v_in_regset_pool): Surround with
1077 #ifdef ENABLE_CHECKING.
1079 2008-09-01 Andrey Belevantsev <abel@ispras.ru>
1081 * sel-sched-dump.c: Surround with #ifdef INSN_SCHEDULING.
1082 * sched-int.h (print_insn, print_pattern, print_value): Declare also
1083 when !INSN_SCHEDULING.
1085 2008-09-01 Andreas Schwab <schwab@suse.de>
1087 * config/ia64/ia64.c (TARGET_ADDRESS_COST): Update.
1089 2008-09-01 Paul Brook <paul@codesourcery.com>
1091 * config/arm/arm.c (arm_no_early_mul_dep): Handle multiply-subtract.
1093 2008-09-01 Jan Hubicka <jh@suse.cz>
1095 * config/spu/spu.c (spu_expand_block_move) Update call of MOVE_RATIO.
1097 * expr.c (MOVE_BY_PIECES_P, CLEAR_BY_PIECES_P, SET_BY_PIECES_P): Pass speed operand.
1098 * expr.h (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Update.
1099 * gimplify.c (gimplify_init_constructor): Add speed operand.
1100 * tree-sra.c (decide_block_copy): Likewise.
1101 * tree-inline.c (estimate_move_cost): Likewise.
1102 * config/alpha/alpha.h (MOVE_RATIO): Update.
1103 * config/frv/frv.c (MOVE_RATIO): Update.
1104 * config/spu/spu.h (MOVE_RATIO): Update.
1105 * config/sparc/sparc.h (MOVE_RATIO): Update.
1106 * config/i386/i386.h (MOVE_RATIO, CLEAR_RATIO): Update.
1107 * config/m68hc11/m68hc11.h (MOVE_RATIO): Update.
1108 * config/cris/cris.h (MOVE_RATIO): Update.
1109 * config/mn10300/mn10300.h (MOVE_RATIO): Update.
1110 * config/arm/arm.h (MOVE_RATIO): Update.
1111 * config/pa/pa.md: Update uses of MOVE_RATIO
1112 * config/pa/pa.h (MOVE_RATIO): Update.
1113 * config/mips/mips.h (MOVE_RATIO, MOVE_BY_PIECES, CLEAR_RATIO, SET_RATIO): Update.
1114 * config/h8300/h8300.h (MOVE_RATIO): Update.
1115 * config/v850/v850.h (MOVE_RATIO): Update.
1116 * config/bfin/bfin.h (MOVE_RATIO): Update.
1118 2008-08-31 Andrey Belevantsev <abel@ispras.ru>
1119 Dmitry Melnik <dm@ispras.ru>
1120 Dmitry Zhurikhin <zhur@ispras.ru>
1121 Alexander Monakov <amonakov@ispras.ru>
1122 Maxim Kuvyrkov <maxim@codesourcery.com>
1124 * sel-sched.h, sel-sched-dump.h, sel-sched-ir.h, sel-sched.c,
1125 sel-sched-dump.c, sel-sched-ir.c: New files.
1126 * Makefile.in (OBJS-common): Add selective scheduling object
1128 (sel-sched.o, sel-sched-dump.o, sel-sched-ir.o): New entries.
1129 (SEL_SCHED_IR_H, SEL_SCHED_DUMP_H): New entries.
1130 (sched-vis.o): Add dependency on $(INSN_ATTR_H).
1131 * cfghooks.h (get_cfg_hooks, set_cfg_hooks): New prototypes.
1132 * cfghooks.c (get_cfg_hooks, set_cfg_hooks): New functions.
1133 (make_forwarder_block): Update loop latch if we have redirected
1134 the loop latch edge.
1135 * cfgloop.c (get_loop_body_in_custom_order): New function.
1136 * cfgloop.h (LOOPS_HAVE_FALLTHRU_PREHEADERS): New enum field.
1137 (CP_FALLTHRU_PREHEADERS): Likewise.
1138 (get_loop_body_in_custom_order): Declare.
1139 * cfgloopmanip.c (has_preds_from_loop): New.
1140 (create_preheader): Honor CP_FALLTHRU_PREHEADERS.
1141 Assert that the preheader edge will be fall thru when it is set.
1142 * common.opt (fsel-sched-bookkeeping, fsel-sched-pipelining,
1143 fsel-sched-pipelining-outer-loops, fsel-sched-renaming,
1144 fsel-sched-substitution, fselective-scheduling): New flags.
1145 * cse.c (hash_rtx_cb): New.
1147 * dbgcnt.def (sel_sched_cnt, sel_sched_region_cnt,
1148 sel_sched_insn_cnt): New counters.
1149 * final.c (compute_alignments): Export. Free dominance info after loop_optimizer_finalize.
1150 * genattr.c (main): Output maximal_insn_latency prototype.
1151 * genautomata.c (output_default_latencies): New. Factor its code from ...
1152 (output_internal_insn_latency_func): ... here.
1153 (output_internal_maximal_insn_latency_func): New.
1154 (output_maximal_insn_latency_func): New.
1155 * hard-reg-set.h (UHOST_BITS_PER_WIDE_INT): Define unconditionally.
1156 (struct hard_reg_set_iterator): New.
1157 (hard_reg_set_iter_init, hard_reg_set_iter_set,
1158 hard_reg_set_iter_next): New functions.
1159 (EXECUTE_IF_SET_IN_HARD_REG_SET): New macro.
1160 * lists.c (remove_free_INSN_LIST_node,
1161 remove_free_EXPR_LIST_node): New functions.
1162 * loop-init.c (loop_optimizer_init): When LOOPS_HAVE_FALLTHRU_PREHEADERS,
1163 set CP_FALLTHRU_PREHEADERS when calling create_preheaders.
1164 (loop_optimizer_finalize): Do not verify flow info after reload.
1165 * recog.c (validate_replace_rtx_1): New parameter simplify.
1166 Default it to true. Update all uses. Factor out simplifying
1168 (simplify_while_replacing): ... this new function.
1169 (validate_replace_rtx_part,
1170 validate_replace_rtx_part_nosimplify): New.
1171 * recog.h (validate_replace_rtx_part,
1172 validate_replace_rtx_part_nosimplify): Declare.
1173 * rtl.c (rtx_equal_p_cb): New.
1174 (rtx_equal_p): Use it.
1175 * rtl.h (rtx_equal_p_cb, hash_rtx_cb): Declare.
1176 (remove_free_INSN_LIST_NODE, remove_free_EXPR_LIST_node,
1177 debug_bb_n_slim, debug_bb_slim, print_rtl_slim): Likewise.
1178 * vecprim.h: Add a vector type for unsigned int.
1179 * haifa-sched.c: Include vecprim.h and cfgloop.h.
1180 (issue_rate, sched_verbose_param, note_list, dfa_state_size,
1181 ready_try, cycle_issued_insns, spec_info): Make global.
1182 (readyp): Initialize.
1183 (dfa_lookahead): New global variable.
1184 (old_max_uid, old_last_basic_block): Remove.
1185 (h_i_d): Make it a vector.
1186 (INSN_TICK, INTER_TICK, QUEUE_INDEX, INSN_COST): Make them work
1188 (after_recovery, adding_bb_to_current_region_p):
1189 New variables to handle correct insertion of the recovery code.
1190 (struct ready_list): Move declaration to sched-int.h.
1191 (rgn_n_insns): Removed.
1192 (rtx_vec_t): Move to sched-int.h.
1193 (find_insn_reg_weight): Remove.
1194 (find_insn_reg_weight1): Rename to find_insn_reg_weight.
1195 (haifa_init_h_i_d, haifa_finish_h_i_d):
1196 New functions to initialize / finalize haifa instruction data.
1197 (extend_h_i_d, init_h_i_d): Rewrite.
1198 (unlink_other_notes): Move logic to add_to_note_list. Handle
1199 selective scheduler.
1200 (ready_lastpos, ready_element, ready_sort, reemit_notes,
1201 find_fallthru_edge): Make global, remove static prototypes.
1202 (max_issue): Make global. Add privileged_n and state parameters. Use
1204 (extend_global, extend_all): Removed.
1205 (init_before_recovery): Add new param. Fix the handling of the case
1206 when we insert a recovery code before the EXIT which has a predecessor
1207 with a fallthrough edge to it.
1208 (create_recovery_block): Make global. Rename to
1209 sched_create_recovery_block. Update.
1210 (change_pattern): Rename to sched_change_pattern. Make global.
1211 (speculate_insn): Rename to sched_speculate_insn. Make global.
1212 Split haifa-specific functionality into ...
1213 (haifa_change_pattern): New static function.
1214 (sched_extend_bb): New static function.
1215 (sched_init_bbs): New function.
1216 (current_sched_info): Change type to struct haifa_sched_info.
1217 (insn_cost): Adjust for selective scheduling.
1218 (dep_cost_1): New function. Move logic from ...
1219 (dep_cost): ... here.
1220 (dep_cost): Use dep_cost_1.
1221 (contributes_to_priority_p): Use sched_deps_info instead of
1223 (priority): Adjust to work with selective scheduling. Process the
1224 corner case when all dependencies don't contribute to priority.
1225 (rank_for_schedule): Use ds_weak instead of dep_weak.
1226 (advance_state): New function. Move logic from ...
1227 (advance_one_cycle): ... here.
1228 (add_to_note_list, concat_note_lists): New functions.
1229 (rm_other_notes): Make static. Adjust for selective scheduling.
1230 (remove_notes, restore_other_notes): New functions.
1231 (move_insn): Add two arguments. Update assert. Don't call
1233 (choose_ready): Remove lookahead variable, use dfa_lookahead.
1234 Remove more_issue, max_points. Move the code to initialize
1235 max_lookahead_tries to max_issue.
1236 (schedule_block): Remove rgn_n_insns1 parameter. Don't allocate
1237 ready. Adjust use of move_insn. Call restore_other_notes.
1239 (sched_init, sched_finish): Move Haifa-specific initialization/
1241 (haifa_sched_init, haifa_sched_finish): ... respectively.
1243 (setup_sched_dump): New function.
1244 (haifa_init_only_bb): New static function.
1245 (haifa_speculate_insn): New static function.
1246 (try_ready): Use haifa_* instead of speculate_insn and
1248 (extend_ready, extend_all): Remove.
1249 (sched_extend_ready_list, sched_finish_ready_list): New functions.
1250 (create_check_block_twin, add_to_speculative_block): Use
1251 haifa_insns_init instead of extend_global. Update to use new
1252 initialization functions. Change parameter. Factor out code from
1253 create_check_block_twin to ...
1254 (sched_create_recovery_edges) ... this new function.
1255 (add_block): Remove.
1256 (sched_scan_info): New.
1257 (extend_bb): Use sched_scan_info.
1258 (init_bb, extend_insn, init_insn, init_insns_in_bb, sched_scan): New
1259 static functions for walking through scheduling region.
1260 (sched_luids): New vector variable to replace uid_to_luid.
1261 (luids_extend_insn): New function.
1262 (sched_max_luid): New variable.
1263 (luids_init_insn): New function.
1264 (sched_init_luids, sched_finish_luids): New functions.
1265 (insn_luid): New debug function.
1266 (sched_extend_target): New function.
1267 (haifa_init_insn): New static function.
1268 (sched_init_only_bb): New hook.
1269 (sched_split_block): New hook.
1270 (sched_split_block_1): New function.
1271 (sched_create_empty_bb): New hook.
1272 (sched_create_empty_bb_1): New function.
1273 (common_sched_info, ready): New global variables.
1274 (current_sched_info_var): Remove.
1275 (move_block_after_check): Use common_sched_info.
1276 (haifa_luid_for_non_insn): New static function.
1277 (init_before_recovery): Use haifa_init_only_bb instead of
1279 (increase_insn_priority): New.
1280 * modulo-sched.c: (issue_rate): Remove static declaration.
1281 (sms_sched_info): Change type to haifa_sched_info.
1282 (sms_sched_deps_info, sms_common_sched_info): New variables.
1283 (setup_sched_infos): New.
1284 (sms_schedule): Initialize them. Call haifa_sched_init/finish.
1285 Do not call regstat_free_calls_crossed.
1286 (sms_print_insn): Use const_rtx.
1287 * params.def (PARAM_MAX_PIPELINE_REGION_BLOCKS,
1288 PARAM_MAX_PIPELINE_REGION_INSNS, PARAM_SELSCHED_MAX_LOOKAHEAD,
1289 PARAM_SELSCHED_MAX_SCHED_TIMES, PARAM_SELSCHED_INSNS_TO_RENAME,
1290 PARAM_SCHED_MEM_TRUE_DEP_COST): New.
1291 * sched-deps.c (sched_deps_info): New. Update all relevant uses of
1292 current_sched_info to use it.
1293 (enum reg_pending_barrier_mode): Move to sched-int.h.
1294 (h_d_i_d): New variable. Initialize to NULL.
1295 ({true, output, anti, spec, forward}_dependency_cache): Initialize
1297 (estimate_dep_weak): Remove static declaration.
1298 (sched_has_condition_p): New function. Adjust users of
1299 sched_get_condition to use it instead.
1300 (conditions_mutex_p): Add arguments indicating which conditions are
1302 (sched_get_condition_with_rev): Rename from sched_get_condition. Add
1303 argument to indicate whether returned condition is reversed. Do not
1304 generate new rtx when condition should be reversed; indicate it by
1305 setting new argument instead.
1306 (add_dependence_list_and_free): Add deps parameter.
1307 Update all users. Do not free dependence list when
1308 deps context is readonly.
1309 (add_insn_mem_dependence, flush_pending_lists): Adjust for readonly
1311 (remove_from_dependence_list, remove_from_both_dependence_lists): New.
1312 (remove_from_deps): New. Use the above functions.
1313 (cur_insn, can_start_lhs_rhs_p): New static variables.
1314 (add_or_update_back_dep_1): Initialize present_dep_type.
1315 (haifa_start_insn, haifa_finish_insn, haifa_note_reg_set,
1316 haifa_note_reg_clobber, haifa_note_reg_use, haifa_note_mem_dep,
1317 haifa_note_dep): New functions implementing dependence hooks for
1318 the Haifa scheduler.
1319 (note_reg_use, note_reg_set, note_reg_clobber, note_mem_dep,
1320 note_dep): New functions.
1321 (ds_to_dt, extend_deps_reg_info, maybe_extend_reg_info_p): New
1323 (init_deps): Initialize last_reg_pending_barrier and deps->readonly.
1324 (free_deps): Initialize deps->reg_last.
1325 (sched_analyze_reg, sched_analyze_1, sched_analyze_2,
1326 sched_analyze_insn): Update to use dependency hooks infrastructure
1327 and readonly contexts.
1328 (deps_analyze_insn): New function. Move part of logic from ...
1329 (sched_analyze): ... here. Also move some logic to ...
1330 (deps_start_bb): ... here. New function.
1331 (add_forw_dep, delete_forw_dep): Guard use of INSN_DEP_COUNT with
1333 (sched_deps_init): New function. Move code from ...
1334 (init_dependency_caches): ... here. Remove.
1335 (init_deps_data_vector): New.
1336 (sched_deps_finish): New function. Move code from ...
1337 (free_dependency_caches): ... here. Remove.
1338 (init_deps_global, finish_deps_global): Adjust for use with
1339 selective scheduling.
1340 (get_dep_weak): Move logic to ...
1341 (get_dep_weak_1): New function.
1342 (ds_merge): Move logic to ...
1343 (ds_merge_1): New static function.
1344 (ds_full_merge, ds_max_merge, ds_get_speculation_types): New functions.
1345 (ds_get_max_dep_weak): New function.
1346 * sched-ebb.c (sched_n_insns): Rename to sched_rgn_n_insns.
1347 (n_insns): Rename to rgn_n_insns.
1348 (debug_ebb_dependencies): New function.
1349 (init_ready_list): Use it.
1350 (begin_schedule_ready): Use sched_init_only_bb.
1351 (ebb_print_insn): Indicate when an insn starts a new cycle.
1352 (contributes_to_priority, compute_jump_reg_dependencies,
1353 add_remove_insn, fix_recovery_cfg): Add ebb_ prefix to function names.
1354 (add_block1): Remove to ebb_add_block.
1355 (ebb_sched_deps_info, ebb_common_sched_info): New variables.
1356 (schedule_ebb): Initialize them. Use remove_notes instead of
1357 rm_other_notes. Use haifa_local_init/finish.
1358 (schedule_ebbs): Use haifa_sched_init/finish.
1359 * sched-int.h: Include vecprim.h, remove rtl.h.
1360 (struct ready_list): Delete declaration.
1361 (sched_verbose_param, enum sched_pass_id_t,
1362 bb_vec_t, insn_vec_t, rtx_vec_t): New.
1363 (struct sched_scan_info_def): New structure.
1364 (sched_scan_info, sched_scan, sched_init_bbs,
1365 sched_init_luids, sched_finish_luids, sched_extend_target,
1366 haifa_init_h_i_d, haifa_finish_h_i_d): Declare.
1367 (struct common_sched_info_def): New.
1368 (common_sched_info, haifa_common_sched_info,
1369 sched_emulate_haifa_p): Declare.
1371 (sched_luids): Declare.
1372 (INSN_LUID, LUID_BY_UID, SET_INSN_LUID): Declare.
1373 (sched_max_luid, insn_luid): Declare.
1374 (note_list, remove_notes, restore_other_notes, bb_note): Declare.
1375 (sched_insns_init, sched_insns_finish, xrecalloc, reemit_notes,
1376 print_insn, print_pattern, print_value, haifa_classify_insn,
1377 sel_find_rgns, sel_mark_hard_insn, dfa_state_size, advance_state,
1378 setup_sched_dump, sched_init, sched_finish,
1379 sel_insn_is_speculation_check): Export.
1380 (struct ready_list): Move from haifa-sched.c.
1381 (ready_try, ready, max_issue): Export.
1382 (ebb_compute_jump_reg_dependencies, find_fallthru_edge,
1383 sched_init_only_bb, sched_split_block, sched_split_block_1,
1384 sched_create_empty_bb, sched_create_empty_bb_1,
1385 sched_create_recovery_block, sched_create_recovery_edges): Export.
1386 (enum reg_pending_barrier_mode): Export.
1387 (struct deps): New fields `last_reg_pending_barrier' and `readonly'.
1389 (struct sched_info): Rename to haifa_sched_info. Use const_rtx for
1390 print_insn field. Move add_block and fix_recovery_cfg to
1391 common_sched_info_def. Move compute_jump_reg_dependencies, use_cselib ...
1392 (struct sched_deps_info_def): ... this new structure.
1393 (sched_deps_info): Declare.
1394 (struct spec_info_def): Remove weakness_cutoff, add
1395 data_weakness_cutoff and control_weakness_cutoff.
1396 (spec_info): Declare.
1397 (struct _haifa_deps_insn_data): Split from haifa_insn_data. Add
1399 (struct haifa_insn_data): Rename to struct _haifa_insn_data.
1400 (haifa_insn_data_def, haifa_insn_data_t): New typedefs.
1401 (current_sched_info): Change type to struct haifa_sched_info.
1402 (haifa_deps_insn_data_def, haifa_deps_insn_data_t): New typedefs.
1403 (h_d_i_d): New variable.
1404 (HDID): New accessor macro.
1405 (h_i_d): Change type to VEC (haifa_insn_data_def, heap) *.
1406 (HID): New accessor macro. Rewrite h_i_d accessor macros through HID
1408 (IS_SPECULATION_CHECK_P): Update for selective scheduler.
1409 (enum SCHED_FLAGS): Update for selective scheduler.
1410 (enum SPEC_SCHED_FLAGS): New flag SEL_SCHED_SPEC_DONT_CHECK_CONTROL.
1411 (init_dependency_caches, free_dependency_caches): Delete declarations.
1412 (deps_analyze_insn, remove_from_deps, get_dep_weak_1,
1413 estimate_dep_weak, ds_full_merge, ds_max_merge, ds_weak,
1414 ds_get_speculation_types, ds_get_max_dep_weak, sched_deps_init,
1415 sched_deps_finish, haifa_note_reg_set, haifa_note_reg_use,
1416 haifa_note_reg_clobber, maybe_extend_reg_info_p, deps_start_bb,
1418 (rm_other_notes): Delete declaration.
1419 (schedule_block): Remove one argument.
1420 (cycle_issued_insns, issue_rate, dfa_lookahead, ready_sort,
1421 ready_element, ready_lastpos, sched_extend_ready_list,
1422 sched_finish_ready_list, sched_change_pattern, sched_speculate_insn,
1423 concat_note_lists): Export.
1424 (struct region): Move from sched-rgn.h.
1425 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1426 RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1427 BLOCK_TO_BB, CONTAINING_RGN): Export.
1428 (ebb_head, BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB, INSN_BB): Likewise.
1429 (current_nr_blocks, current_blocks, target_bb): Likewise.
1430 (dep_cost_1, sched_is_disabled_for_current_region_p, sched_rgn_init,
1431 sched_rgn_finish, rgn_setup_region, sched_rgn_compute_dependencies,
1432 sched_rgn_local_init, extend_regions,
1433 rgn_make_new_region_out_of_new_block, compute_priorities,
1434 debug_rgn_dependencies, free_rgn_deps, contributes_to_priority,
1435 extend_rgns, deps_join rgn_setup_common_sched_info,
1436 rgn_setup_sched_infos, debug_regions, debug_region, dump_region_dot,
1437 dump_region_dot_file, haifa_sched_init, haifa_sched_finish): Export.
1438 (get_rgn_sched_max_insns_priority, sel_add_to_insn_priority,
1439 increase_insn_priority): Likewise.
1440 * sched-rgn.c: Include sel-sched.h.
1441 (ref_counts): New static variable. Use it ...
1442 (INSN_REF_COUNT): ... here. Rewrite and move closer to uses.
1443 (FED_BY_SPEC_LOAD, IS_LOAD_INSN): Rewrite to use HID accessor macro.
1444 (sched_is_disabled_for_current_region_p): Delete static declaration.
1445 (struct region): Move to sched-int.h.
1446 (nr_regions, rgn_table, rgn_bb_table, block_to_bb, containing_rgn,
1447 ebb_head): Define and initialize.
1448 (RGN_NR_BLOCKS, RGN_BLOCKS, RGN_DONT_CALC_DEPS, RGN_HAS_REAL_EBB,
1449 BLOCK_TO_BB, CONTAINING_RGN, debug_regions, extend_regions,
1450 BB_TO_BLOCK, EBB_FIRST_BB, EBB_LAST_BB): Move to
1452 (find_single_block_region): Add new argument to indicate that EBB
1453 regions should be constructed.
1454 (debug_live): Delete declaration.
1455 (current_nr_blocks, current_blocks, target_bb): Remove static qualifiers.
1456 (compute_dom_prob_ps, check_live, update_live, set_spec_fed): Delete
1458 (init_regions): Delete declaration.
1459 (debug_region, bb_in_region_p, dump_region_dot_file, dump_region_dot,
1460 rgn_estimate_number_of_insns): New.
1461 (too_large): Use estimate_number_of_insns.
1462 (haifa_find_rgns): New. Move the code from ...
1463 (find_rgns): ... here. Call either sel_find_rgns or haifa_find_rgns.
1464 (free_trg_info): New.
1465 (compute_trg_info): Allocate candidate tables here instead of ...
1466 (init_ready_list): ... here.
1467 (rgn_print_insn): Use const_rtx.
1468 (contributes_to_priority, extend_regions): Delete static declaration.
1469 (add_remove_insn, fix_recovery_cfg): Add rgn_ to function names.
1470 (add_block1): Rename to rgn_add_block.
1471 (debug_rgn_dependencies): Delete static qualifier.
1472 (new_ready): Use sched_deps_info. Simplify.
1473 (rgn_common_sched_info, rgn_const_sched_deps_info,
1474 rgn_const_sel_sched_deps_info, rgn_sched_deps_info, rgn_sched_info): New.
1475 (region_sched_info): Rename to rgn_const_sched_info.
1476 (deps_join): New, extracted from ...
1477 (propagate_deps): ... here.
1478 (compute_block_dependences, debug_dependencies): Update for selective
1480 (free_rgn_deps, compute_priorities): New functions.
1481 (sched_rgn_init, sched_rgn_finish, rgn_setup_region,
1482 sched_rgn_compute_dependencies): New functions.
1483 (schedule_region): Use them.
1484 (sched_rgn_local_init, sched_rgn_local_free, sched_rgn_local_finish,
1485 rgn_setup_common_sched_info, rgn_setup_sched_infos):
1487 (schedule_insns): Call new functions that were split out.
1488 (rgn_make_new_region_out_of_new_block): New.
1489 (get_rgn_sched_max_insns_priority): New.
1490 (rest_of_handle_sched, rest_of_handle_sched2): Call selective
1491 scheduling when appropriate.
1492 * sched-vis.c: Include insn-attr.h.
1493 (print_value, print_pattern): Make global.
1494 (print_rtl_slim, debug_bb_slim, debug_bb_n_slim): New functions.
1495 * target-def.h (TARGET_SCHED_ADJUST_COST_2,
1496 TARGET_SCHED_ALLOC_SCHED_CONTEXT, TARGET_SCHED_INIT_SCHED_CONTEXT,
1497 TARGET_SCHED_SET_SCHED_CONTEXT, TARGET_SCHED_CLEAR_SCHED_CONTEXT,
1498 TARGET_SCHED_FREE_SCHED_CONTEXT, TARGET_SCHED_GET_INSN_CHECKED_DS,
1499 TARGET_SCHED_GET_INSN_SPEC_DS, TARGET_SCHED_SKIP_RTX_P): New target
1500 hooks. Initialize them to 0.
1501 (TARGET_SCHED_GEN_CHECK): Rename to TARGET_SCHED_GEN_SPEC_CHECK.
1502 * target.h (struct gcc_target): Add them. Rename gen_check field to
1504 * flags.h (sel_sched_switch_set): Declare.
1505 * opts.c (sel_sched_switch_set): New variable.
1506 (decode_options): Unset flag_sel_sched_pipelining_outer_loops if
1507 pipelining is disabled from command line.
1508 (common_handle_option): Record whether selective scheduling is
1509 requested from command line.
1510 * doc/invoke.texi: Document new flags and parameters.
1511 * doc/tm.texi: Document new target hooks.
1512 * config/ia64/ia64.c (TARGET_SCHED_GEN_SPEC_CHECK): Define to ia64_gen_check.
1513 (dfa_state_size): Do not declare locally.
1514 * config/ia64/ia64.opt (msched-ar-data-spec): Default to 0.
1515 * config/rs6000/rs6000.c (rs6000_init_sched_context,
1516 rs6000_alloc_sched_context, rs6000_set_sched_context,
1517 rs6000_free_sched_context): New functions.
1518 (struct _rs6000_sched_context): New.
1519 (rs6000_sched_reorder2): Do not modify INSN_PRIORITY for selective
1521 (rs6000_sched_finish): Do not run for selective scheduling.
1523 2008-08-31 Jan Hubicka <jh@suse.cz>
1525 * frv.c (frv_rtx_costs): Update forward declaration.
1526 * spu.c (spu_rtx_costs): Likewise.
1527 * pdp11.c: Include df.h
1528 (pdp11_output_function_epilogue): Use df_set_regs_ever_live.
1529 * m68hc11.c (m68hc11_gen_highpart): Fix call of gen_rtx_SUBREG.
1530 (m68hc11_rtx_costs_1): Fix call of rtx_cost.
1531 * iq2000.c (iq2000_address_cost): Add speed argument.
1532 (iq2000_rtx_costs): Likewise.
1533 * mn10300.c (mn10300_address_cost_1): Remove speed argument;
1534 update call of mn10300_address_cost.
1535 * mcore.c: Include df.h
1536 (mcore_rtx_costs): Update prototype.
1537 * score3.c: Include df.h
1538 (score3_rtx_costs): Remove speed argument.
1539 * score7.c: Include df.h
1540 (score7_address_cost): Remove speed argument.
1541 * score-protos.h (score_address_cost): Update prototype.
1542 * score.c: Include df.h
1543 (score_rtx_costs): Update call of costs functions.
1544 * v850.c (v850_rtx_costs): Add bool argument.
1546 2008-08-31 Hans-Peter Nilsson <hp@axis.com>
1548 * config/cris/cris.c (cris_rtx_costs): Correct call to rtx_costs.
1550 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1552 * gthr-win32.h (__gthread_setspecific): Use CONST_CAST2.
1553 * config/i386/gthr-win32.c (__gthread_setspecific): Same.
1555 2008-08-31 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
1557 * mkmap-flat.awk: Add option pe_dll.
1558 * config/i386/t-cygming (SHLIB_LINK): Support building libgcc_s.
1559 * config/i386/t-cygwin (SHLIB_LC): Add.
1560 * config/i386/t-mingw32 (SHLIB_LC): Add.
1561 * config/i386/mingw32.h (SHARED_LIBGCC_UNDEFS_SPEC): New.
1562 (SUBTARGET_EXTRA_SPECS): Use SHARED_LIBGCC_UNDEFS_SPEC.
1563 (LINK_SPEC): Support libgcc_s.
1564 (LIBGCC_SPEC): Support libgcc_s.
1565 (LIBGCC_SONAME): New.
1567 2008-08-31 Jan Hubicka <jh@suse.cz>
1569 * predict.c (maybe_hot_bb_p, maybe_hot_edge_p): Previous commit
1570 mistakely had old version of patch.
1572 * ipa-cp.c (ipcp_need_original_clone_p): Remove.
1573 (ipcp_estimate_growth): New.
1574 (ipcp_insert_stage): Use ipcp_estimate_growth.
1575 * profile.c (branch_prob): When reading failed, do not consider
1578 2008-08-31 Jan Hubicka <jh@suse.cz>
1580 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Check that
1581 loop is optimized for speed.
1583 2008-08-31 Richard Guenther <rguenther@suse.de>
1586 * fold-const.c (fold_binary): Retain conversions in folding
1589 2008-08-31 Jan Hubicka <jh@suse.cz>
1591 * postreload-gcse.c (eliminate_partially_redundant_loads): Use optimize_bb_for_size_p.
1592 * predict.c (maybe_hot_frequency_p): Make inline.
1593 (maybe_hot_count_p): Break out from ...
1594 (maybe_hot_bb_p): ... this one.
1595 (maybe_hot_edge_p): Simplify.
1596 * basic-block.h (probably_cold_bb_p): Remove.
1598 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1601 * config/rs6000/rs6000-protos.h (const_vector_elt_as_int): Add
1603 * config/rs6000/rs6000.c (const_vector_elt_as_int): No longer static.
1604 * config/rs6000/altivec.md (easy_vector_constant_add_self splitter):
1605 Also split V4SFmode.
1606 * config/rs6000/predicates.md (easy_vector_constant_add_self): Handle
1609 2008-08-31 Jan Hubicka <jh@suse.cz>
1611 * predict.c (PROB_VERY_LIKELY): Make small enough so things
1613 * predict.def (PRED_NORETURN_CALL, PRED_COLD_CALL): Use it.
1615 2008-08-31 Jakub Jelinek <jakub@redhat.com>
1618 * dwarf2out.c (gen_namespace_die): For DECL_EXTERNAL modules don't
1621 * dwarf2out.c (native_encode_initializer): Subtract min_index for
1622 non-range array index. Handle VIEW_CONVERT_EXPR and NON_LVALUE_EXPR.
1624 2008-08-31 Jan Hubicka <jh@suse.cz>
1626 * sparc.h (BRANCH_COST): Fix macro definition.
1627 * avr.c (avr_operand_rtx_cost): Add speed argument.
1628 (avr_rtx_costs): Update calls of avr_operand_rtx_cost.
1630 2008-08-31 Richard Guenther <rguenther@suse.de>
1632 * tree-cfg.c (verify_types_in_gimple_assign): Dump mismatched
1633 types instead of operands. Re-instantiate verifying of
1634 binary expression operands.
1636 2008-08-30 Jan Hubicka <jh@suse.cz>
1638 * fwprop.c (should_replace_address): Add speed attribute.
1639 (PR_OPTIMIZE_FOR_SPEED): New flag.
1640 (propagate_rtx_1): Use it.
1641 (propagate_rtx): Set it.
1642 (try_fwprop_subst): Update call of rtx_costs.
1643 (forward_propagate_and_simplify): LIkewise.
1644 * hooks.c (hook_int_rtx_bool_0): New
1645 (hook_bool_rtx_int_int_intp_false): Replace by ...
1646 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1647 * hooks.h (hook_int_rtx_bool_0): New
1648 (hook_bool_rtx_int_int_intp_false): Replace by ...
1649 (hook_bool_rtx_int_int_intp_bool_false): .. thisone.
1650 * optabs.c (avoid_expensive_constant): UPdate call of rtx_cost.
1651 (prepare_cmp_insn): UPdate call of rtx_cost.
1652 * postreload.c (reload_cse_simplify_set): Update call of rtx_cost.
1653 (reload_cse_simplify_operands): Update call of rtx_cost.
1654 (reload_cse_move2add): call of rtx_cost.
1655 * target.h (struct gcc_target): Update rtx_costs and address_costs.
1656 * rtlanal.c (rtx_cost): Add speed argument.
1657 (address_cost): Add speed argument
1658 (default_address_cost): Likewise.
1659 (insn_rtx_cost): Likewise.
1660 * cfgloopanal.c (seq_cost): Add speed argument.
1661 (target_reg_cost, target_spill_cost): Turn to array.
1662 (init_set_costs): Update for speed.
1663 (estimate_reg_pressure_cost): Add speed argument.
1664 * auto-inc-dec.c (attempt_change): Update call of rtx_cost.
1665 * dojump.c (prefer_and_bit_test): UPdate call of rtx_cost.
1666 * tree-ssa-loop-ivopts.c (struct ivopts_data): New field speed.
1667 (seq_cost): Add speed argument.
1668 (computation_cost): Add speed arugment.
1669 (add_cost, multiply_by_const, get_address_cost): add speed argument.
1670 (force_expr_to_var_cost): Update for profile info.
1671 (force_var_cost): Likewise.
1672 (split_address_cost): Likewise.
1673 (ptr_difference_cost): Likewise.
1674 (difference_cost): Likewise.
1675 (get_computation_cost_at): Likewise.
1676 (determine_iv_cost): Likewise.
1677 (ivopts_global_cost_for_size): Likewise.
1678 (rewrite_use_address): Likewise.
1679 (tree_ssa_iv_optimize_loop): Initialize speed field.
1680 * cse.c (optimize_this_for_speed_p): New static var.
1681 (notreg_cost): Update call of rtx_cost.
1682 (cse_extended_basic_block): set optimize_this_for_speed_p.
1683 * ifcvt.c (cheap_bb_rtx_cost_p): Update call of rtx_cost.
1684 (noce_try_cmove_arith): Likewise.
1685 (noce_try_sign_mask): LIkewise.
1686 * expr.c (compress_float_constant): Update rtx_cost calls.
1687 * tree-ssa-address.c (most_expensive_mult_to_index): Add speed argument.
1688 (addr_to_parts): Likewise.
1689 (create_mem_ref): Likewise.
1690 * dse.c (find_shift_sequence): Add speed argument.
1691 (replace_read): Update call.
1692 * calls.c (precompute_register_parameters): Update call of rtx_cost.
1693 * expmed.c (sdiv_pow2_cheap, smod_pow2_cheap, zero_cost, add_cost,
1694 * neg_cost, shift_cost, shiftadd_cost,
1695 shiftsub_cost, mul_cost, sdiv_cost, udiv_cost ,mul_widen_cost,
1696 mul_highpart_cost): Increase dimension.
1697 (init_expmed): Initialize for both size and speed.
1698 (expand_shift): Use profile.
1699 (synth_mult): Use profile.
1700 (choose_mult_variant): Use profile.
1701 (expand_mult): Use profile.
1702 (expand_mult_highpart_optab): Use profile.
1703 (expand_mult_highpart): Use profile.
1704 (expand_smod_pow2): Use profile.
1705 (expand_divmod): Use profile.
1706 * simplify-rtx.c (simplify_binary_operation_1): Update call of rtx_cost.
1707 * loop-invariant.c (create_new_invariant): Use profile.
1708 (gain_for_invariant): Add speed parameter.
1709 (best_gain_for_invariant): Likewise.
1710 (find_invariants_to_move): Likewise.
1711 (move_single_loop_invariants): Set it.
1712 * target-def.h (TARGET_RTX_COSTS): Use hook.
1713 * rtl.h (rtx_cost, address_cost, insn_rtx_cost): Update prototpe.
1714 (optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
1715 * output.h (default_address_cost): Update prototype.
1716 * combine.c (optimize_this_for_speed_p): New static var.
1717 (combine_validate_cost): Update call of rtx_cost.
1718 (combine_instructions): Set optimize_this_for_speed_p.
1719 (expand_compound_operation): Update call of rtx_cost.
1720 (make_extraction):Update call of rtx_cost.
1721 (force_to_mode):Update call of rtx_cost.
1722 (distribute_and_simplify_rtx):Update call of rtx_cost.
1723 * cfgloop.h (target_reg_cost, target_spill_cost): Turn to array.
1724 (estimate_reg_pressure_cost): Update prototype.
1725 * tree-flow.h (multiply_by_cost, create_mem_ref): Update prototype.
1726 * basic-block.h (optimize_insn_for_size_p, optimize_insn_for_speed_p):
1728 * config/alpha/alpha.c (alpha_rtx_costs): Update.
1729 (alpha_rtx_costs): Update.
1730 * config/frv/frv.c (frv_rtx_costs): Update.
1731 * config/s390/s390.c (s390_rtx_costs): Update.
1732 * config/m32c/m32c.c (m32c_memory_move_cost): Update.
1733 (m32c_rtx_costs): Update.
1734 * config/spu/spu.c (TARGET_ADDRESS_COST): Upate.
1735 (spu_rtx_costs): Update.
1736 * config/sparc/sparc.c (sparc_rtx_costs): Update.
1737 * config/m32r/m32r.c (m32r_rtx_costs): Update.
1738 * config/i386/i386.c (:ix86_address_cost): Update.
1739 (ix86_rtx_costs): Update.
1740 * config/sh/sh.c (sh_rtx_costs, sh_address_cost): Update.
1741 * config/pdp11/pdp11.c (pdp11_rtx_costs): Update.
1742 * config/avr/avr.c (avr_rtx_costs, avr_address_cost): Update.
1743 * config/crx/crx.c (crx_address_cost): Update.
1744 * config/xtensa/xtensa.c (xtensa_rtx_costs): Update.
1745 * config/stormy16/stormy16.c
1746 (xstormy16_address_cost, xstormy16_rtx_costs): Update.
1747 * config/m68hc11/m68hc11.c
1748 (m68hc11_address_cost, m68hc11_rtx_costs): Update.
1749 * config/cris/cris.c (cris_rtx_costs, cris_address_cost): Update.
1750 * config/iq2000/iq2000.c (iq2000_rtx_costs, iq2000_address_cost): Update.
1751 * config/mn10300/mn10300.c (mn10300_address_cost, mn10300_rtx_costs): Update
1752 * config/ia64/ia64.c (ia64_rtx_costs): Update.
1753 * config/m68k/m68k.c (m68k_rtx_costs): Update.
1754 * config/rs6000/rs6000.c (rs6000_rtx_costs): Update.
1755 * config/arc/arc.c (arc_rtx_costs, arc_address_cost): Update.
1756 * config/mcore/mcore.c (TARGET_ADDRESS_COST): Update.
1757 (mcore_rtx_costs): update.
1758 * config/score/score3.c (score3_rtx_costs): Update.
1759 * config/score/score7.c (score7_rtx_costs): Update.
1760 * config/score/score3.h (score3_rtx_costs):Update.
1761 * config/score/score7.h (score7_rtx_costs): Update.
1762 * config/score/score.c (score_rtx_costs): Update.
1763 * config/arm/arm.c (arm_address_cost): Update.
1764 (arm_rtx_costs_1): Update.
1765 (arm_rtx_costs_1): Update.
1766 (arm_size_rtx_costs): Update.
1767 (arm_size_rtx_costs): Update.
1768 (arm_size_rtx_costs): Update.
1769 (arm_xscale_rtx_costs): Update.
1770 (arm_thumb_address_cost): Update.
1771 * config/pa/pa.c (hppa_address_cost): Update.
1772 * config/mips/mips.c (mips_rtx_costs): Update.
1773 * config/vax/vax.c (vax_address_cost): Update.
1774 * config/h8300/h8300.c (h8300_shift_costs): Update.
1775 (h8300_rtx_costs): Update.
1776 * config/v850/v850.c (TARGET_ADDRESS_COST): Update.
1777 (v850_rtx_costs): Update.
1778 * config/mmix/mmix.c (mmix_rtx_costs, mmix_rtx_costs): Update.
1779 * config/bfin/bfin.c
1780 (bfin_address_cost): Update.
1781 (bfin_rtx_costs): Update.
1782 * stmt.c (lshift_cheap_p): Update.
1784 2008-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
1787 * expmed.c (extract_bit_field_1): Check the mode size to make
1788 sure the vector modes have the same size.
1790 2008-08-29 Michael Meissner <gnu@the-meissners.org>
1792 * dojump.c (top level): Include basic-block.h to declare
1793 optimize_insn_for_speed_p
1795 * Makefile.in (dodump.h): Add $(BASIC_BLOCK_H) dependency.
1797 * opts.h (CL_SAVE): New option class for marking options that are
1798 target specific options usable in the target attribute.
1799 (CL_MIN_OPTION_CLASS): CL_SAVE is now the minimum option.
1801 * opt-functions.awk (switch_flags): Add CL_SAVE flag so backends
1802 can easily find the target specific options that are safe to use
1803 in the attribute or pragma.
1805 * attribs.c (decl_attributes): Change #pragma GCC option to
1806 #pragma GCC target, and attribute((option(...))) to
1807 attribute((target(...))).
1809 * doc/extend.texi (target attribute): Change from option
1810 attribute. Delete push/pop/reset.
1811 (#pragma GCC target): Change from #pragma GCC option. Delete
1813 (#pragma GCC push_options): Document new pragma.
1814 (#pragma GCC pop_options): Document new pragma.
1815 (#pragma GCC reset_options): Document new pragma.
1817 * targhooks.c (default_target_option_valid_attribute_p): Add
1818 warning about port not supporting target attributes.
1819 (default_target_option_pragma_parse): New function, warn about
1820 #pragma GCC target not being supported.
1822 * targhooks.h (default_target_option_pragma_parse): Add
1825 * tree.h (TI_CURRENT_TARGET_PRAGMA): Rename from
1826 TI_CURRENT_OPTION_PRAGMA.
1827 (current_target_pragma): Rename from current_option_pragma.
1829 * target.h: (struct target_option): Delete booleans for changing
1830 the optimization level on hot/cold functions. Change signature of
1831 pragma_parse hook to take a second tree.
1833 * c-tree.h (c_builtin_function_ext_scope): Add declaration.
1835 * c-decl.c (c_builtin_function_ext_scope): New function, guarantee
1836 that the declaration is done at global scope.
1838 * langhooks.c (add_builtin_function_common): Move most of the code
1839 from add_builtin_function here, calling the hook passed in.
1840 (add_builtin_function): Call add_builtin_function_common with
1841 standard builtin hook.
1842 (add_builtin_function_ext_scope): New function to add builtins to
1845 * langhooks.h (struct lang_hooks): Add builtin_function_ext_scope
1847 (add_builtin_function_ext_scope): Add declaration.
1849 * c-pragma.c (handle_pragma_target): Rename from
1850 handle_pragma_option, #pragma GCC option is now #pragma GCC
1851 target. Move warning about port not supporting target options to
1852 default pragma parse hook. Remove push/pop/reset from this
1854 (handle_pragma_optimize): Remove push/pop/reset from this pragma.
1855 (option_stack): Delete static variable.
1856 (optimize_stack): Ditto.
1857 (optons_stack): New stack of saved target and optimization
1859 (handle_pragma_push_options): New function to handle pushing both
1860 target and optimization options.
1861 (handle_pragma_pop_options): New function to handle popping both
1862 target and optimization options.
1863 (handle_pragma_reset_options): New function to handle resetting
1864 both target and optimization options to their initial state.
1865 (init_pragma): Rename handle_pragma_option to
1866 handle_pragma_target. Add support for push_options, pop_options,
1867 and reset_options pragmas.
1869 * target-def.h (TARGET_OPTION_PRAGMA_PARSE): Change default to
1870 default_target_option_pragma_parse.
1871 (TARGET_OPTION_VALID_ATTRIBUTE_P): Change default to
1872 default_target_option_valid_attribute_p.
1873 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1874 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1875 (TARGET_OPTION_HOOKS): Delete the fields for whether to change
1876 optimization level on hot/cold functions.
1878 * tree-inline.c (tree_can_inline_p): Disable suppressing inlining
1879 if the caller and callee have different optimization levels.
1881 * c-common.c (handle_target_attribute): Rename from
1882 handle_option_attribute, attribute((option(...))) is now
1883 attribute((target(...))). Move warning if the port does not
1884 support target attributes to the default hook.
1885 (handle_hot_attribute): Delete code to change the optimization
1886 level of hot functions.
1887 (handle_cold_attribute): Ditto.
1889 * config/i386/i386-c.c (ix86_pragma_target_parse): Take a second
1890 argument that is the binary tree options to use if there are no
1891 arguments. Call ix86_valid_target_attribute_tree instead of
1892 ix86_valid_option_attribute_tree.
1893 (ix86_pragma_target_parse): Rename from ix86_pragma_option_parse.
1894 (ix86_register_pragmas): Use ix86_pragma_target_parse instead of
1895 ix86_pragma_option_parse.
1897 * config/i386/i386-protos.h (ix86_valid_target_attribute_tree):
1898 Rename from ix86_valid_option_attribute_tree.
1900 * config/i386/i386.c (ix86_add_new_builtins): New function to add
1901 new builtins when the ISA changes.
1902 (ix86_valid_target_attribute_tree): Rename from
1903 ix86_valid_option_attribute_tree. Change callers. If the
1904 function specified optimization options, use those as the starting
1905 point before setting up the target attributes. If the
1906 optimization options were changed in the course of setting the
1907 target attributes, record the new optimization options.
1908 (ix86_valid_target_attribute_tree_inner_p): Rename from
1909 ix86_valid_option_attribute_tree_inner_p. Change callers. Call
1910 ix86_add_new_builtins if the ISA changed.
1911 (ix86_valid_target_attribute_p): Rename from
1912 ix86_valid_option_attribute_p. Change callers.
1913 (enum ix86_builtins): Add IX86_BUILTIN_PCMOV to allow both
1914 __builtin_ia32_pcmov and __builtin_ia32_pcmov_v2di to be declared
1915 as delayed builtin functions.
1916 (struct builtin_isa): New structure to record builtin functions
1917 that should be delayed until the ISA for that function is used.
1918 (ix86_builtins_isa): Change from int to struct to track builtin
1919 functions we want to declare at some point.
1920 (def_builtin): If the front end can delay defining the builtin
1921 functions, don't create builtins for ISAs not part of the default
1923 (def_builtin_const): Ditto.
1924 (bdesc_multi_arg): Declare __builtin_ia32_pcmov and
1925 __builtin_ia32_pcmov_v2di to be different builtin functions.
1926 (ix86_expand_builtin): Changes due to ix86_builtins_isa now being
1927 a structure instead of an int.
1928 (TARGET_OPTION_VALID_ATTRIBUTE_P): Use
1929 ix86_valid_target_attribute_p, not ix86_valid_option_attribute_p.
1930 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1931 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1933 * config/ia64/ia64.h
1934 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Delete.
1935 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Ditto.
1937 * langhooks-def.h (LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE): New
1938 hook, default to being the same as LANG_HOOKS_BUILTIN_FUNCTION.
1939 (LANG_HOOKS_INITIALIZER): Add
1940 LANG_HOOKS_BUILTIN_FUNCTION_EXT_SCOPE hook.
1942 2008-08-30 Kaz Kojima <kkojima@gcc.gnu.org>
1945 * config/sh/sh.h (LEGITIMIZE_RELOAD_ADDRESS): Generate
1946 the reload address with the index register for SFmode
1947 access with a displacement.
1949 2008-08-30 Jan Hubicka <jh@suse.cz>
1951 * optabs.c (expand_abs_nojump): Update BRANCH_COST call.
1952 * fold-cost.c (LOGICAL_OP_NON_SHORT_CIRCUIT, fold_truthop): Likewise.
1953 * dojump.c (do_jump): Likewise.
1954 * ifcvt.c (MAX_CONDITIONAL_EXECUTE): Likewise.
1955 (note-if_info): Add BRANCH_COST.
1956 (noce_try_store_flag_constants, noce_try_addcc, noce_try_store_flag_mask,
1957 noce_try_cmove_arith, noce_try_cmove_arith, noce_try_cmove_arith,
1958 noce_find_if_block, find_if_case_1, find_if_case_2): Use compuated
1960 * expr.h (BRANCH_COST): Update default.
1961 * predict.c (predictable_edge_p): New function.
1962 * expmed.c (expand_smod_pow2, expand_sdiv_pow2, emit_store_flag):
1963 Update BRANCH_COST call.
1964 * basic-block.h (predictable_edge_p): Declare.
1965 * config/alpha/alpha.h (BRANCH_COST): Update.
1966 * config/frv/frv.h (BRANCH_COST): Update.
1967 * config/s390/s390.h (BRANCH_COST): Update.
1968 * config/spu/spu.h (BRANCH_COST): Update.
1969 * config/sparc/sparc.h (BRANCH_COST): Update.
1970 * config/m32r/m32r.h (BRANCH_COST): Update.
1971 * config/i386/i386.h (BRANCH_COST): Update.
1972 * config/i386/i386.c (ix86_expand_int_movcc): Update use of BRANCH_COST.
1973 * config/sh/sh.h (BRANCH_COST): Update.
1974 * config/pdp11/pdp11.h (BRANCH_COST): Update.
1975 * config/avr/avr.h (BRANCH_COST): Update.
1976 * config/crx/crx.h (BRANCH_COST): Update.
1977 * config/xtensa/xtensa.h (BRANCH_COST): Update.
1978 * config/stormy16/stormy16.h (BRANCH_COST): Update.
1979 * config/m68hc11/m68hc11.h (BRANCH_COST): Update.
1980 * config/iq2000/iq2000.h (BRANCH_COST): Update.
1981 * config/ia64/ia64.h (BRANCH_COST): Update.
1982 * config/rs6000/rs6000.h (BRANCH_COST): Update.
1983 * config/arc/arc.h (BRANCH_COST): Update.
1984 * config/score/score.h (BRANCH_COST): Update.
1985 * config/arm/arm.h (BRANCH_COST): Update.
1986 * config/pa/pa.h (BRANCH_COST): Update.
1987 * config/mips/mips.h (BRANCH_COST): Update.
1988 * config/vax/vax.h (BRANCH_COST): Update.
1989 * config/h8300/h8300.h (BRANCH_COST): Update.
1990 * params.def (PARAM_PREDICTABLE_BRANCH_OUTCOME): New.
1991 * doc/invoke.texi (predictable-branch-cost-outcome): Document.
1992 * doc/tm.texi (BRANCH_COST): Update.
1994 2008-08-30 Samuel Tardieu <sam@rfc1149.net>
1997 * config/arm/arm.c (arm_optimization_options): Set
1998 flag_section_anchors to 2 instead of 1 to distinguish it from
1999 -fsection-anchors given explicitely on the command line.
2001 2008-08-30 Richard Sandiford <rdsandiford@googlemail.com>
2003 * recog.c (split_insn): Consider attaching a REG_EQUAL note to the
2004 final insn of a split.
2006 2008-08-30 Jan Hubicka <jh@suse.cz>
2008 * postreload-gcse.c (gate_handle_gcse2): Disable for functions
2009 optimized for speed.
2010 * final.c (compute_alignments): Use optimize_bb_for_size_p.
2011 * tree-call-cdce.c (gate_call_cdce): Use optimize_function_for_speed_p.
2012 * opts.c (flag_predictive_commoning_set, flag_unswitch_loops_set,
2013 flag_gcse_after_reload_set): New static vars.
2014 (common_handle_option): Enable those flags for profile-use.
2015 (decode_options): Remove optimize_size flags that are handled
2016 on higher granuality.
2017 * tree-vectorizer.c (vectorize_loops): Use
2018 optimize_loop_nest_for_speed_p.
2019 * tree-ssa-pre.c (do_pre): Use optimize_function_for_speed_p.
2020 * tree-predcom.c (tree_predictive_commoning): Use
2021 optimize_loop_for_speed_p.
2022 * varasm.c (assemble_start_function): Use optimize_function_for_speed_p.
2023 * bb-reorder.c (rest_of_handle_reorder_blocks): Likewise.
2024 * predict.c (optimize_loop_for_speed_p): Fix walk.
2026 2008-08-30 Jan Hubicka <jh@suse.cz>
2028 * ipa-inline.c (cgraph_estimate_growth): Discover self recursive
2030 (cgraph_decide_inlining_of_small_function): Use edge->count to detect
2031 profile presence locally.
2033 2008-08-29 Joseph Myers <joseph@codesourcery.com>
2036 * tree-vrp.c (find_switch_asserts): Make idx volatile for GCC
2037 versions before 4.0.
2039 2008-08-29 Jan Hubicka <jh@suse.cz>
2041 * tree-inline.c (insert_init_stmt): Insert sequence even when
2044 2008-08-29 Jeff Law <law@redhat.com>
2046 * mn10300.c (mn10300_secondary_reload_class): We need secondary
2047 reloads for AM33-2 if IN is a pseudo with an equivalent memory
2048 location and class is an FP register.
2050 2008-08-29 Jan Hubicka <jh@suse.cz>
2052 * see.c (see_merge_one_def_extension): Silence used uninitialized
2054 * matrix-reorg.c (check_allocation_function): Likewise.
2055 * config/i386/driver-i386.c (detect_caches_amd): Likewise.
2057 2008-08-29 Jakub Jelinek <jakub@redhat.com>
2060 * fold-const.c (fold_binary): In (X | C1) & C2 canonicalization
2061 compute new & and | in type rather than TREE_TYPE (arg0).
2063 * dwarf2out.c (fortran_common): Update comment.
2064 (gen_variable_die): Swap com_die and var_die variables in Fortran
2065 COMMON block handling code.
2067 * dwarf2out.c (descr_info_loc): Handle VAR_DECL.
2069 * dwarf2out.c (gen_const_die): New function.
2070 (size_of_die, value_format, output_die): Output larger
2071 dw_val_class_vec using DW_FORM_block2 or DW_FORM_block4.
2072 (native_encode_initializer): New function.
2073 (tree_add_const_value_attribute): Call it.
2074 (gen_decl_die, dwarf2out_decl): Handle CONST_DECLs if is_fortran ().
2076 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die): For
2077 DECL_BY_REFERENCE decls don't pass TREE_READONLY and
2078 TREE_THIS_VOLATILE to add_type_attribute.
2080 * dwarf2out.c (add_subscript_info): Stop on Fortran TYPE_STRING_FLAG
2082 (gen_array_type_die): Emit DW_TAG_string_type for Fortran character
2085 * dwarf2out.c (loc_by_reference): New function.
2086 (add_location_or_const_value_attribute): Use it.
2089 * dwarf2out.c (gen_variable_die): Represent Fortran COMMON vars
2090 as DW_TAG_variable children of DW_TAG_common_block rather than
2091 DW_TAG_member children. Put DW_AT_external to individual
2092 DW_TAG_variable DIEs, not to DW_TAG_common_block.
2094 * dwarf2out.c (add_bound_info): If lookup_decl_die failed, try
2095 loc_descriptor_from_tree_1.
2099 * debug.h (struct gcc_debug_hooks): Add NAME and CHILD
2100 arguments to imported_module_or_decl.
2101 (debug_nothing_tree_tree): Removed.
2102 (debug_nothing_tree_tree_tree_bool): New prototype.
2103 * debug.c (do_nothing_debug_hooks): Adjust.
2104 (debug_nothing_tree_tree): Removed.
2105 (debug_nothing_tree_tree_tree_bool): New function.
2106 * dwarf2out.c (is_symbol_die): Handle DW_TAG_module.
2107 (gen_variable_die): Put all common vars for the
2108 same COMMON block under one DW_TAG_common_block.
2109 (declare_in_namespace): Return new context_die, for Fortran
2110 return the module DIE instead of adding extra declarations into
2112 (gen_type_die_with_usage): Adjust declare_in_namespace caller.
2113 (gen_namespace_die): If is_fortran (), generate DW_TAG_module
2114 instead of DW_TAG_namespace. If DECL_EXTERNAL is set, add
2116 (dwarf2out_global_decl): Don't skip Fortran global vars.
2117 (gen_decl_die): Likewise. Adjust declare_in_namespace callers.
2118 (dwarf2out_imported_module_or_decl): Add NAME and CHILD arguments.
2119 If NAME is non-NULL, add DW_AT_name. If CHILD is non-NULL, put
2120 DW_TAG_imported_declaration as child of previous
2121 DW_TAG_imported_module.
2122 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Adjust.
2123 * sdbout.c (sdb_debug_hooks): Likewise.
2124 * vmsdbgout.c (vmsdbg_debug_hooks): Likewise.
2126 2008-08-29 Jan Hubicka <jh@suse.cz>
2128 * cgraph.c (cgraph_remove_node): Do not remove nested nodes.
2130 * cgraph.h (cgraph_maybe_hot_edge_p): Declare.
2131 * ipa-cp.c (n_cloning_candidates): New static variable.
2132 (ipcp_print_profile_data, ipcp_function_scale_print): Forward declare.
2133 (ipcp_print_all_lattices): Improve debug output.
2134 (ipcp_cloning_candidate_p): New function.
2135 (ipcp_initialize_node_lattices): Use it.
2136 (ipcp_init_stage): Do only analyzis here; prettier debug output.
2137 (ipcp_propagate_stage): Prettier debug output.
2138 (ipcp_iterate_stage): Initialize latices here; prettier debug output.
2139 (ipcp_print_all_structures): Remove.
2140 (ipcp_need_redirect_p): Test !n_cloning_candidates.
2141 (ipcp_insert_stage): Prettier debug output; call
2142 cgraph_remove_unreachable_nodes before propagating.
2143 (pass_ipa_cp): Schedule function removal pass.
2144 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Better
2146 (cgraph_maybe_hot_edge_p): Move to ...
2147 * predict.c (cgraph_maybe_hot_edge_p) ... here.
2148 * opts.c (flag_ipa_cp_set, flag_ipa_cp_clone_set): New.
2149 (common_handle_option): Set them; enable ipa-cp when profiling.
2150 * ipa-prop.c (ipa_print_node_jump_functions): Prettier output.
2151 (ipa_print_all_jump_functions): Likewise.
2152 (ipa_print_all_tree_maps, ipa_print_node_param_flags): Remove.
2153 (ipa_print_node_params, ipa_print_all_params): New.
2154 * ipa-prop.h (ipa_print_all_tree_maps, ipa_print_node_param_flags,
2155 ipa_print_all_param_flags): Remove.
2156 (ipa_print_node_params, ipa_print_all_params): New.
2158 2008-08-29 Bob Wilson <bob.wilson@acm.org>
2160 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Revert
2161 change from 2008-04-03.
2162 * config/xtensa/xtensa.h (IRA_COVER_CLASSES): Define.
2164 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2168 * ira-color.c (push_allocnos_to_stack): Truncate
2169 removed_splay_allocno_vec.
2171 2008-08-29 Vladimir Makarov <vmakarov@redhat.com>
2174 * ira-color (ira_fast_allocation): Don't assign hard registers to
2177 2008-08-29 Jan Hubicka <jh@suse.cz>
2180 * predict.c (optimize_loop_nest_for_speed_p): Do not ICE
2181 for cold internal loops.
2183 2008-08-29 Richard Guenther <rguenther@suse.de>
2185 * tree-ssa-structalias.c (create_variable_info_for): Do not
2186 create fields for heap vars or vars with a noalias state.
2187 For NO_ALIAS_ANYTHING variables add a self-constraint, not one
2190 2008-08-29 Richard Guenther <rguenther@suse.de>
2192 * common.opt (ftree-store-ccp): Mark as preserved for
2193 backward compatibility.
2194 * doc/invoke.texi (-ftree-store-ccp): Remove documentation.
2195 * tree-pass.h (pass_store_ccp): Remove.
2196 * tree-ssa-propagate.h (struct prop_value_d): Remove mem_ref field.
2197 (first_vdef): Remove declaration.
2198 (get_value_loaded_by): Likewise.
2199 * tree-ssa-ccp.c (do_store_ccp): Remove.
2200 (get_default_value): Simplify as do_store_ccp is always false
2201 now. Do not initialize mem_ref.
2202 (set_value_varying): Likewise.
2203 (canonicalize_float_value): Likewise.
2204 (set_lattice_value): Likewise.
2205 (likely_value): Likewise.
2206 (surely_varying_stmt_p): Likewise.
2207 (ccp_initialize): Likewise.
2208 (ccp_lattice_meet): Likewise.
2209 (ccp_visit_phi_node): Likewise.
2210 (ccp_fold): Likewise.
2211 (evaluate_stmt): Likewise.
2212 (visit_assignment): Likewise.
2213 (ccp_visit_stmt): Likewise.
2214 (execute_ssa_ccp): Fold into ...
2215 (do_ssa_ccp): ... this.
2216 (do_ssa_store_ccp): Remove.
2217 (gate_store_ccp): Likewise.
2218 (pass_store_ccp): Likewise.
2219 * tree-ssa-copy.c (copy_prop_visit_phi_node): Do not
2221 * tree-ssa-propagate.c (first_vdef): Remove.
2222 (get_value_loaded_by): Likewise.
2223 (replace_vuses_in): Likewise.
2224 (substitute_and_fold): Do not call replace_vuses_in.
2225 * opts.c (decode_options): Do not set flag_tree_store_ccp.
2227 2008-08-29 Richard Guenther <rguenther@suse.de>
2230 * tree-ssa-structalias.c (intra_create_variable_infos): Mark
2231 PARAM_NOALIAS tags with is_heapvar.
2232 * tree-ssa-operands.c (access_can_touch_variable): Offset
2233 based tests do not apply for heapvars. Fix offset test.
2235 2008-08-29 Jan Hubicka <jh@suse.cz>
2237 * doc/invoke.texi (-fipa-cp): Enabled by default at -O2/-Os/-O3
2238 (-fipa-cp-clone): Enabled by default at -O3.
2239 * opts.c (decode_options): Enable ipa-cp at -O2, ipa-cp-clone at -O3;
2240 make ipa-cp-clone to imply ipa-cp; disable cloning at -Os.
2242 2008-08-29 Jan Hubicka <jh@suse.cz>
2244 * tree.c (build_function_type_skip_args, build_function_decl_skip_args):
2246 * tree.h (build_function_type_skip_args, build_function_decl_skip_args):
2248 * gimple.c (giple_copy_call_skip_args): New function.
2249 (giple_copy_call_skip_args): Declare.
2251 * cgraph.h (cgraph_function_versioning): Add skip_args arugmnet
2252 * ipa-cp.c (ipcp_node_not_modifiable_p): Rename to ...
2253 (ipcp_node_modifiable_p): ... this one; use tree_versionable_function_p.
2254 (ipcp_create_replace_map): Improve debug output.
2255 (ipcp_need_redirect_p): Return false when not clonning.
2256 (ipcp_update_callgraph): Skip args.
2257 (ipcp_insert_stage): UPdate call of !ipcp_node_modifiable_p;
2259 * cgraphunit.c (cgraph_function_versioning): Add skip_args argument.
2260 (save_inline_function_body): Update call of tree_function_versioning.
2261 * ipa-prop.c (ipa_edge_removal_hook): Do not ICE on unanalyzed nodes.
2262 * tree-inline.c (copy_arguments_for_versioning): Add skip_args argument.
2263 (tree_function_versioning): Likewise.
2264 * tree-inline.h (tree_function_versioning): Update prototype.
2266 2008-08-29 Jan Hubicka <jh@suse.cz>
2268 * loop-unswitch.c (unswitch_single_loop): Use optimize_loop_for_speed_p.
2269 * tree-ssa-threadupdate.c (mark_threaded_blocks): Use optimize_function_for_size_p.
2270 * tracer.c (ignore_bb_p): Use optimize_bb_for_size_p.
2271 * postreload-gcse.c (eliminate_partially_redundant_load): Use optimize_bb_for_size_p.
2272 * value-prof.c (gimple_divmod_fixed_value_transform,
2273 gimple_mod_pow2_value_transform, gimple_mod_subtract_transform,
2274 gimple_stringops_transform): Use optimize_bb_for_size_p.
2275 * ipa-cp.c (ipcp_insert_stage): Use optimize_function_for_size_p.
2276 * final.c (compute_alignments): Use optimize_function_for_size_p.
2277 * builtins.c (fold_builtin_cabs): Use optimize_function_for_speed_p.
2278 (fold_builtin_strcpy, fold_builtin_fputs): Use
2279 optimize_function_for_size_p.
2280 * fold-const.c (tree_swap_operands_p): Use optimize_function_for_size_p.
2281 * recog.c (relax_delay_slots): Likewise.
2282 * tree-ssa-math-opts.c (replace_reciprocal): Use optimize_bb_for_speed_p.
2283 (execute_cse_reciprocals): Use optimize_bb_for_size_p.
2284 * ipa-inline.c (cgraph_decide_recursive_inlining): Use
2285 optimize_function_for_size_p.
2286 (cgraph_decide_inlining_of_small_function): Use
2287 optimize_function_for_size_p.
2288 * global.c (find_reg): Use optimize_function_for_size_p.
2289 * opts.c (decode_options): Do not clear flag_tree_ch, flag_inline_functions,
2290 flag_unswitch_loops, flag_unroll_loops, flag_unroll_all_loops and
2291 flag_prefetch_loop_arrays. Those can work it out from profile.
2292 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely): Use
2293 optimize_loop_for_speed_p.
2294 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p): Constify
2296 (optimize_loop_nest_for_size_p, optimize_loop_nest_for_speed_p): New.
2297 * tree-parloops.c (parallelize_loops): Use optimize_loop_for_size_p.
2298 * tree-eh.c (decide_copy_try_finally): Use optimize_function_for_size_p.
2299 * local-alloc.c (block_alloc): Pass BB pointer.
2300 (find_free_reg): Add BB pointer, use optimize_bb_for_size_p.
2301 * gcse.c (gcse_main): Use optimize_function_for_size_p.
2302 * loop-unroll.c (decide_unrolling_and_peeling): Use optimize_loop_for_size_p.
2303 (decide_peel_completely): Likewise.
2304 * tree-vect-analyze.c (vect_mark_for_runtime_alias_test): Use
2305 optimize_loop_for_size_p.
2306 (vect_enhance_data_refs_alignment): Likewise.
2307 * tree-ssa-coalesce.c (coalesce_cost): Add optimize_for_size argument.
2308 (coalesce_cost_bb, coalesce_cost_edge, create_outofssa_var_map): Update call.
2309 * cfgcleanup.c (outgoing_edges_match): Use optimize_bb_for_speed_p.
2310 (try_crossjump_bb): Use optimize_bb_for_size_p.
2311 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Use
2312 optimize_loop_for_speed_p.
2313 * bb-reorder.c (find_traces_1_round): Likewise.
2314 (copy_bb): Use optimize_bb_for_speed_p.
2315 (duplicate_computed_gotos): Likewise.
2316 * basic-block.h (optimize_loop_nest_for_size_p,
2317 optimize_loop_nest_for_speed_p): New.
2318 * stmt.c (expand_case): Use optimize_insn_for_size_p.
2320 2008-08-29 Tristan Gingold <gingold@adacore.com>
2322 * gcov.c (main): Call expandargv.
2324 2008-08-29 Jan Hubicka <jh@suse.cz>
2326 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p): Check that loop
2328 * predict.c (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2330 (optimize_loop_for_size_p, optimize_loop_for_speed_p): New functions.
2331 * basic-block.h (optimize_bb_for_size_p, optimize_bb_for_speed_p):
2333 (optimize_loop_for_size_p, optimize_loop_for_speed_p): Declare.
2335 2008-08-29 Jan Hubicka <jh@suse.cz>
2337 * tree-pass.h (pass_strip_predict_hints): Declare.
2338 * predict.c (strip_builtin_expect): Rename to ...
2339 (strip_predict_hints): ... this one; strip also GIMPLE_PREDICT.
2340 (tree_bb_level_predictions): Do not remove GIMPLE_PREDICT.
2341 (tree_estimate_probability): Do not strip builtin_expect.
2342 (pass_strip_predict_hints): New pass.
2343 * tree-inline.c (expand_call_inline): When inlining cold function, predict
2345 * passes.c (init_optimization_passes): Add pass_strip_predict_hints.
2347 2008-08-29 Richard Guenther <rguenther@suse.de>
2349 PR tree-optimization/37207
2350 * tree-vrp.c (extract_range_from_binary_expr): Also try
2351 to constant fold if only one of the operands is a constant.
2353 2008-08-29 Nick Clifton <nickc@redhat.com>
2355 * config/m32r/m32r.h (LEGITIMATE_CONSTANT_P): Treat LABEL_REFs in
2356 the same way as SYMBOL_REFs.
2358 2008-08-28 Bob Wilson <bob.wilson@acm.org>
2360 * config/xtensa/xtensa.md (<u>mulsidi3): Use a temporary register.
2362 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2364 * config/mips/mips.h (ISA_HAS_BBIT): New macro.
2365 * config/mips/mips.md (branch_likely): Remove const. Fix
2367 (define_delay for type "branch"): Change to only apply for branch
2368 with likely variant.
2369 (define_delay for type "branch" and "branch_likely" no). New delay
2371 (equality_op): New code iterator.
2372 (bbv, bbinv): New code attributes.
2373 (*branch_bit<bbv><mode>, *branch_bit<bbv><mode>_inverted): New
2376 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2377 Andrew Pinski <pinskia@gcc.gnu.org>
2380 * c-common.c (verify_tree): Fix handling of ADDR_EXPR.
2382 2008-08-28 Paolo Carlini <paolo.carlini@oracle.com>
2384 * gtrh-posix.h: Fix uses of _POSIX_TIMEOUTS per the normal Posix
2385 rule that a symbolic constant must be defined and >= 0 for the
2386 corresponding facility to be present at compile-time.
2387 * gthr-posix.c: Likewise.
2389 2008-08-28 Adam Nemet <anemet@caviumnetworks.com>
2391 * config/mips/mips.h (ISA_HAS_DMUL3): New macro.
2392 * config/mips/mips.md (D): New mode attribute.
2393 (mulsi3, muldi3): Merge it into ...
2394 (mul<mode>3): ... new template. Use _mul3 ending for 3-op
2396 (muldi3_mul3): New pattern.
2397 (mulsi3_mult3): Rename to mulsi3_mul3.
2399 2008-08-28 Jan Hubicka <jh@suse.cz>
2401 * expmed.c (store_bit_field_1): Be prepared for movstrict expander
2403 * predict.c (always_optimize_for_size_p): Rename to ...
2404 (optimize_function_for_size): ... this one; make extern.
2405 (optimize_function_for_speed_p): New.
2406 (optimize_bb_for_size_p, optimize_bb_for_size_p,
2407 optimize_edge_for_size_p,optimize_edge_for_size_p,
2408 optimize_insn_for_size_p, optimize_insn_for_size_p): Update.
2409 * basic-block.h (optimize_function_for_size_p,
2410 optimize_function_for_speed_p): Declare.
2411 * i386.md (optimize_size checks): Replace them by appropriate
2413 (standard_80387_constant_p, ix86_compute_frame_layout,
2414 ix86_expand_epilogue, ix86_decompose_address,
2415 print_operand, emit_i387_cw_initialization,
2416 inline_memory_move_cost, ix86_pad_returns,
2417 ix86_reorg): Replace optimize_size checks.
2419 2008-08-28 Richard Sandiford <rdsandiford@googlemail.com>
2421 * rtl.h (simplify_subreg_regno): Declare.
2422 * rtlanal.c (simplify_subreg_regno): New function, split out from...
2423 * simplify-rtx.c (simplify_subreg): ...here.
2424 * reload.c (find_reloads): Use simplify_subreg_regno instead of
2425 subreg_offset_representable_p.
2427 2008-08-28 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2430 * c-typeck.c (convert_for_assignment): Give a note describing what
2431 was passed and what was expected.
2433 2008-08-28 Joey Ye <joey.ye@intel.com>
2435 * doc/extend.texi: Document AVX built-in functions.
2436 * doc/invoke.texi: Document -mavx.
2438 2008-08-28 H.J. Lu <hongjiu.lu@intel.com>
2439 Joey Ye <joey.ye@intel.com>
2440 Xuepeng Guo <xuepeng.guo@intel.com>
2442 * config.gcc (extra_headers): Add gmmintrin.h for x86 and x86-64.
2444 * config/i386/cpuid.h (bit_FMA): New.
2445 (bit_XSAVE): Likewise.
2446 (bit_OSXSAVE): Likewise.
2447 (bit_AVX): Likewise.
2449 * config/i386/gas.h (ASM_OUTPUT_OPCODE): Undefine before
2450 define. Use ASM_OUTPUT_AVX_PREFIX.
2452 * config/i386/gmmintrin.h: New.
2454 * config/i386/i386.c (x86_64_reg_class): Add X86_64_AVX_CLASS.
2455 (OPTION_MASK_ISA_AVX_SET): New.
2456 (OPTION_MASK_ISA_FMA_SET): Likewise.
2457 (OPTION_MASK_ISA_AVX_UNSET): Likewise.
2458 (OPTION_MASK_ISA_FMA_SET): Likewise.
2459 (OPTION_MASK_ISA_SSE4_2_UNSET): Updated.
2460 (ix86_handle_option): Handle OPT_mavx and OPT_mfma.
2461 (pta_flags): Add PTA_AVX and PTA_FMA.
2462 (override_options): Handle PTA_AVX and PTA_FMA.
2463 (init_cumulative_args): Handle warn_avx.
2464 (classify_argument): Return 0 for COImode and OImode. Return
2465 1 and X86_64_AVX_CLASS for 256bit vector types.
2466 (examine_argument): Handle X86_64_AVX_CLASS.
2467 (construct_container): Likewise.
2468 (function_arg_advance_32): Pass OImode and 256bit vector types
2470 (function_arg_advance_64): Take a new argument to indicate if a
2471 parameter is named. Handle 256bit vector types. Return
2472 immediately for unnamed 256bit vector mode parameters.
2473 (function_arg_advance): Updated.
2474 (function_arg_32): Add comments for TImode. Handle OImode
2475 and 256bit vector types.
2476 (function_arg_64): Take a new argument to indicate if a
2477 parameter is named. Handle 256bit vector types. Return NULL
2478 for unnamed 256bit vector mode parameters.
2479 (function_arg): Updated.
2480 (setup_incoming_varargs_64): Support
2481 AVX encoding for *sse_prologue_save_insn.
2482 (ix86_gimplify_va_arg): Handle 256bit vector mode parameters.
2483 (standard_sse_constant_p): Return -2 for all 1s if SSE2 isn't
2484 enabled. For all 1s in 256bit vector modes, return 3 if AVX is
2485 enabled, otherwise return -3.
2486 (standard_sse_constant_opcode): Handle AVX and 256bit vector
2488 (print_reg): Support AVX registers. Handle 'x' and 't'.
2489 Handle 'd' to duplicate the operand.
2490 (print_operand): Likewise. Also support AVX vector compare
2492 (output_387_binary_op): Support AVX.
2493 (output_fp_compare): Likewise.
2494 (ix86_expand_vector_move_misalign): Likewise.
2495 (ix86_attr_length_vex_default): New.
2496 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2497 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2498 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2499 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2500 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_BLENDPD256,
2501 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2502 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DIVPD256,
2503 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_DPPS256,
2504 IX86_BUILTIN_HADDPD256, IX86_BUILTIN_HADDPS256,
2505 IX86_BUILTIN_HSUBPD256, IX86_BUILTIN_HSUBPS256,
2506 IX86_BUILTIN_MAXPD256, IX86_BUILTIN_MAXPS256,
2507 IX86_BUILTIN_MINPD256, IX86_BUILTIN_MINPS256,
2508 IX86_BUILTIN_MULPD256, IX86_BUILTIN_MULPS256,
2509 IX86_BUILTIN_ORPD256, IX86_BUILTIN_ORPS256,
2510 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2511 IX86_BUILTIN_SUBPD256, IX86_BUILTIN_SUBPS256,
2512 IX86_BUILTIN_XORPD256, IX86_BUILTIN_XORPS256,
2513 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2514 IX86_BUILTIN_CMPPS, IX86_BUILTIN_CMPPD256,
2515 IX86_BUILTIN_CMPPS256, IX86_BUILTIN_CVTDQ2PD256,
2516 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2517 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2518 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2519 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_EXTRACTF128PD256,
2520 IX86_BUILTIN_EXTRACTF128PS256, IX86_BUILTIN_EXTRACTF128SI256,
2521 IX86_BUILTIN_VZEROALL, IX86_BUILTIN_VZEROUPPER,
2522 IX86_BUILTIN_VZEROUPPER_REX64, IX86_BUILTIN_VPERMILVARPD,
2523 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2524 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_VPERMILPD,
2525 IX86_BUILTIN_VPERMILPS, IX86_BUILTIN_VPERMILPD256,
2526 IX86_BUILTIN_VPERMILPS256, IX86_BUILTIN_VPERMIL2PD,
2527 IX86_BUILTIN_VPERMIL2PS, IX86_BUILTIN_VPERMIL2PD256,
2528 IX86_BUILTIN_VPERMIL2PS256, IX86_BUILTIN_VPERM2F128PD256,
2529 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2530 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2531 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2532 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_VINSERTF128PD256,
2533 IX86_BUILTIN_VINSERTF128PS256, IX86_BUILTIN_VINSERTF128SI256,
2534 IX86_BUILTIN_LOADUPD256, IX86_BUILTIN_LOADUPS256,
2535 IX86_BUILTIN_STOREUPD256, IX86_BUILTIN_STOREUPS256,
2536 IX86_BUILTIN_LDDQU256, IX86_BUILTIN_LOADDQU256,
2537 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_MASKLOADPD,
2538 IX86_BUILTIN_MASKLOADPS, IX86_BUILTIN_MASKSTOREPD,
2539 IX86_BUILTIN_MASKSTOREPS, IX86_BUILTIN_MASKLOADPD256,
2540 IX86_BUILTIN_MASKLOADPS256, IX86_BUILTIN_MASKSTOREPD256,
2541 IX86_BUILTIN_MASKSTOREPS256, IX86_BUILTIN_MOVSHDUP256,
2542 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2543 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2544 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2545 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2546 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2547 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2548 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2549 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2550 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2551 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2552 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2553 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2554 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2555 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2556 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2557 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2558 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2559 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256
2560 and IX86_BUILTIN_MOVMSKPS256,
2561 (ix86_special_builtin_type): Add V32QI_FTYPE_PCCHAR,
2562 V8SF_FTYPE_PCV4SF, V8SF_FTYPE_PCFLOAT, V4DF_FTYPE_PCV2DF,
2563 V4DF_FTYPE_PCDOUBLE, V8SF_FTYPE_PCV8SF_V8SF,
2564 V4DF_FTYPE_PCV4DF_V4DF, V4SF_FTYPE_PCV4SF_V4SF,
2565 V2DF_FTYPE_PCV2DF_V2DF, VOID_FTYPE_PCHAR_V32QI,
2566 VOID_FTYPE_PFLOAT_V8SF, VOID_FTYPE_PDOUBLE_V4DF,
2567 VOID_FTYPE_PV8SF_V8SF_V8SF, VOID_FTYPE_PV4DF_V4DF_V4DF,
2568 VOID_FTYPE_PV4SF_V4SF_V4SF and VOID_FTYPE_PV2DF_V2DF_V2DF,
2569 (ix86_builtin_type): Add INT_FTYPE_V8SF_V8SF_PTEST,
2570 INT_FTYPE_V4DI_V4DI_PTEST, INT_FTYPE_V4DF_V4DF_PTEST,
2571 INT_FTYPE_V4SF_V4SF_PTEST, INT_FTYPE_V2DF_V2DF_PTEST,
2572 INT_FTYPE_V8SF, INT_FTYPE_V4DF, V8SI_FTYPE_V8SF, V8SI_FTYPE_V4SI,
2573 V8SF_FTYPE_V8SF, V8SF_FTYPE_V8SI, V8SF_FTYPE_V4SF,
2574 V4SI_FTYPE_V8SI, V4SI_FTYPE_V4DF, V4DF_FTYPE_V4DF,
2575 V4DF_FTYPE_V4SI, V4DF_FTYPE_V4SF, V4DF_FTYPE_V2DF,
2576 V4SF_FTYPE_V4DF, V4SF_FTYPE_V8SF, V2DF_FTYPE_V4DF,
2577 V8SF_FTYPE_V8SF_V8SF, V8SF_FTYPE_V8SF_V8SI,
2578 V4DF_FTYPE_V4DF_V4DF, V4DF_FTYPE_V4DF_V4DI,
2579 V4SF_FTYPE_V4SF_V4SI, V2DF_FTYPE_V2DF_V2DI,
2580 V8SF_FTYPE_V8SF_INT, V4SI_FTYPE_V8SI_INT, V4SF_FTYPE_V8SF_INT,
2581 V2DF_FTYPE_V4DF_INT, V4DF_FTYPE_V4DF_INT,
2582 V8SF_FTYPE_V8SF_V8SF_V8SF, V4DF_FTYPE_V4DF_V4DF_V4DF,
2583 V8SI_FTYPE_V8SI_V8SI_INT, V8SF_FTYPE_V8SF_V8SF_INT,
2584 V4DF_FTYPE_V4DF_V4DF_INT, V4DF_FTYPE_V4DF_V2DF_INT,
2585 V8SF_FTYPE_V8SF_V8SF_V8SI_INT, V4DF_FTYPE_V4DF_V4DF_V4DI_INT,
2586 V4SF_FTYPE_V4SF_V4SF_V4SI_INT and V2DF_FTYPE_V2DF_V2DF_V2DI_INT.
2587 (bdesc_special_args): Add IX86_BUILTIN_VZEROALL,
2588 IX86_BUILTIN_VZEROUPPER. IX86_BUILTIN_VZEROUPPER_REX64,
2589 IX86_BUILTIN_VBROADCASTSS, IX86_BUILTIN_VBROADCASTSD256,
2590 IX86_BUILTIN_VBROADCASTSS256, IX86_BUILTIN_VBROADCASTPD256,
2591 IX86_BUILTIN_VBROADCASTPS256, IX86_BUILTIN_LOADUPD256,
2592 IX86_BUILTIN_LOADUPS256, IX86_BUILTIN_STOREUPD256,
2593 IX86_BUILTIN_STOREUPS256, IX86_BUILTIN_LOADDQU256,
2594 IX86_BUILTIN_STOREDQU256, IX86_BUILTIN_LDDQU256,
2595 IX86_BUILTIN_MASKLOADPD, IX86_BUILTIN_MASKLOADPS,
2596 IX86_BUILTIN_MASKLOADPD256, IX86_BUILTIN_MASKLOADPS256,
2597 IX86_BUILTIN_MASKSTOREPD, IX86_BUILTIN_MASKSTOREPS,
2598 IX86_BUILTIN_MASKSTOREPD256 and IX86_BUILTIN_MASKSTOREPS256.
2599 (ix86_builtins): Add IX86_BUILTIN_ADDPD256,
2600 IX86_BUILTIN_ADDPS256, IX86_BUILTIN_ADDSUBPD256,
2601 IX86_BUILTIN_ADDSUBPS256, IX86_BUILTIN_ANDPD256,
2602 IX86_BUILTIN_ANDPS256, IX86_BUILTIN_ANDNPD256,
2603 IX86_BUILTIN_ANDNPS256, IX86_BUILTIN_DIVPD256,
2604 IX86_BUILTIN_DIVPS256, IX86_BUILTIN_HADDPD256,
2605 IX86_BUILTIN_HSUBPS256, IX86_BUILTIN_HSUBPD256,
2606 IX86_BUILTIN_HADDPS256, IX86_BUILTIN_MAXPD256,
2607 IX86_BUILTIN_MAXPS256, IX86_BUILTIN_MINPD256,
2608 IX86_BUILTIN_MINPS256, IX86_BUILTIN_MULPD256,
2609 IX86_BUILTIN_MULPS256, IX86_BUILTIN_ORPD256,
2610 IX86_BUILTIN_ORPS256, IX86_BUILTIN_SUBPD256,
2611 IX86_BUILTIN_SUBPS256, IX86_BUILTIN_XORPD256,
2612 IX86_BUILTIN_XORPS256, IX86_BUILTIN_VPERMILVARPD,
2613 IX86_BUILTIN_VPERMILVARPS, IX86_BUILTIN_VPERMILVARPD256,
2614 IX86_BUILTIN_VPERMILVARPS256, IX86_BUILTIN_BLENDPD256,
2615 IX86_BUILTIN_BLENDPS256, IX86_BUILTIN_BLENDVPD256,
2616 IX86_BUILTIN_BLENDVPS256, IX86_BUILTIN_DPPS256,
2617 IX86_BUILTIN_SHUFPD256, IX86_BUILTIN_SHUFPS256,
2618 IX86_BUILTIN_CMPSD, IX86_BUILTIN_CMPSS, IX86_BUILTIN_CMPPD,
2620 IX86_BUILTIN_CMPPD256,IX86_BUILTIN_CMPPS256,
2621 IX86_BUILTIN_EXTRACTF128PD256, IX86_BUILTIN_EXTRACTF128PS256,
2622 IX86_BUILTIN_EXTRACTF128SI256, IX86_BUILTIN_CVTDQ2PD256,
2623 IX86_BUILTIN_CVTDQ2PS256, IX86_BUILTIN_CVTPD2PS256,
2624 IX86_BUILTIN_CVTPS2DQ256, IX86_BUILTIN_CVTPS2PD256,
2625 IX86_BUILTIN_CVTTPD2DQ256, IX86_BUILTIN_CVTPD2DQ256,
2626 IX86_BUILTIN_CVTTPS2DQ256, IX86_BUILTIN_VPERM2F128PD256,
2627 IX86_BUILTIN_VPERM2F128PS256, IX86_BUILTIN_VPERM2F128SI256,
2628 IX86_BUILTIN_VPERMILPD, IX86_BUILTIN_VPERMILPS,
2629 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2630 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMILPS,
2631 IX86_BUILTIN_VPERMILPD256, IX86_BUILTIN_VPERMILPS256,
2632 IX86_BUILTIN_VPERMIL2PD, IX86_BUILTIN_VPERMIL2PS,
2633 IX86_BUILTIN_VPERMIL2PD256, IX86_BUILTIN_VPERMIL2PS256,
2634 IX86_BUILTIN_VINSERTF128PD256, IX86_BUILTIN_VINSERTF128PS256,
2635 IX86_BUILTIN_VINSERTF128SI256, IX86_BUILTIN_MOVSHDUP256,
2636 IX86_BUILTIN_MOVSLDUP256, IX86_BUILTIN_MOVDDUP256,
2637 IX86_BUILTIN_SQRTPD256, IX86_BUILTIN_SQRTPS256,
2638 IX86_BUILTIN_SQRTPS_NR256, IX86_BUILTIN_RSQRTPS256,
2639 IX86_BUILTIN_RSQRTPS_NR256, IX86_BUILTIN_RCPPS256,
2640 IX86_BUILTIN_ROUNDPD256, IX86_BUILTIN_ROUNDPS256,
2641 IX86_BUILTIN_UNPCKHPD256, IX86_BUILTIN_UNPCKLPD256,
2642 IX86_BUILTIN_UNPCKHPS256, IX86_BUILTIN_UNPCKLPS256,
2643 IX86_BUILTIN_SI256_SI, IX86_BUILTIN_PS256_PS,
2644 IX86_BUILTIN_PD256_PD, IX86_BUILTIN_SI_SI256,
2645 IX86_BUILTIN_PS_PS256, IX86_BUILTIN_PD_PD256,
2646 IX86_BUILTIN_VTESTZPD, IX86_BUILTIN_VTESTCPD,
2647 IX86_BUILTIN_VTESTNZCPD, IX86_BUILTIN_VTESTZPS,
2648 IX86_BUILTIN_VTESTCPS, IX86_BUILTIN_VTESTNZCPS,
2649 IX86_BUILTIN_VTESTZPD256, IX86_BUILTIN_VTESTCPD256,
2650 IX86_BUILTIN_VTESTNZCPD256, IX86_BUILTIN_VTESTZPS256,
2651 IX86_BUILTIN_VTESTCPS256, IX86_BUILTIN_VTESTNZCPS256,
2652 IX86_BUILTIN_PTESTZ256, IX86_BUILTIN_PTESTC256,
2653 IX86_BUILTIN_PTESTNZC256, IX86_BUILTIN_MOVMSKPD256 and
2654 IX86_BUILTIN_MOVMSKPS256.
2655 (ix86_init_mmx_sse_builtins): Support AVX builtins.
2656 (ix86_expand_args_builtin): Likewise.
2657 (ix86_expand_special_args_builtin): Likewise.
2658 (ix86_hard_regno_mode_ok): Handle AVX modes.
2659 (ix86_expand_vector_init_duplicate): Likewise.
2660 (ix86_expand_vector_init_one_nonzero): Likewise.
2661 (ix86_expand_vector_init_one_var): Likewise.
2662 (ix86_expand_vector_init_concat): Likewise.
2663 (ix86_expand_vector_init_general): Likewise.
2664 (ix86_expand_vector_set): Likewise.
2665 (ix86_vector_mode_supported_p): Likewise.
2666 (x86_extended_reg_mentioned_p): Check INSN_P before using
2669 * config/i386/i386-c.c (ix86_target_macros_internal): Handle
2670 OPTION_MASK_ISA_AVX and OPTION_MASK_ISA_FMA.
2672 * config/i386/i386.h (TARGET_AVX): New.
2673 (TARGET_FMA): Likewise.
2674 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AVX and TARGET_FMA.
2675 (BIGGEST_ALIGNMENT): Set to 256 for TARGET_AVX.
2676 (VALID_AVX256_REG_MODE): New.
2677 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2678 (AVX_FLOAT_MODE_P): Likewise.
2679 (AVX128_VEC_FLOAT_MODE_P): Likewise.
2680 (AVX256_VEC_FLOAT_MODE_P): Likewise.
2681 (AVX_VEC_FLOAT_MODE_P): Likewise.
2682 (ASM_OUTPUT_AVX_PREFIX): Likewise.
2683 (ASM_OUTPUT_OPCODE): Likewise.
2684 (UNITS_PER_SIMD_WORD): Add a FIXME for 32byte vectorizer
2686 (SSE_REG_MODE_P): Allow 256bit vector modes.
2687 (ix86_args): Add a warn_avx field.
2689 * config/i386/i386.md (UNSPEC_PCMP): New.
2690 (UNSPEC_VPERMIL): Likewise.
2691 (UNSPEC_VPERMIL2): Likewise.
2692 (UNSPEC_VPERMIL2F128): Likewise.
2693 (UNSPEC_MASKLOAD): Likewise.
2694 (UNSPEC_MASKSTORE): Likewise.
2695 (UNSPEC_CAST): Likewise.
2696 (UNSPEC_VTESTP): Likewise.
2697 (UNSPECV_VZEROALL): Likewise.
2698 (UNSPECV_VZEROUPPER): Likewise.
2699 (XMM0_REG): Likewise.
2700 (XMM1_REG): Likewise.
2701 (XMM2_REG): Likewise.
2702 (XMM3_REG): Likewise.
2703 (XMM4_REG): Likewise.
2704 (XMM5_REG): Likewise.
2705 (XMM6_REG): Likewise.
2706 (XMM8_REG): Likewise.
2707 (XMM9_REG): Likewise.
2708 (XMM10_REG): Likewise.
2709 (XMM11_REG): Likewise.
2710 (XMM12_REG): Likewise.
2711 (XMM13_REG): Likewise.
2712 (XMM14_REG): Likewise.
2713 (XMM15_REG): Likewise.
2715 (prefix_vex_imm8): Likewise.
2716 (prefix_vex_w): Likewise.
2717 (length_vex): Likewise.
2720 (*avx_ashlti3): Likewise.
2721 (*avx_lshrti3): Likewise.
2722 (*avx_setcc<mode>): Likewise.
2723 (*fop_<mode>_comm_mixed_avx): Likewise.
2724 (*fop_<mode>_comm_avx): Likewise.
2725 (*fop_<mode>_1_mixed_avx): Likewise.
2726 (*fop_<mode>_1_avx): Likewise.
2727 (*avx_<code><mode>3): Likewise.
2728 (*avx_ieee_smin<mode>3): Likewise.
2729 (*avx_ieee_smax<mode>3): Likewise.
2730 (mode): Add OI, V8SF and V4DF.
2731 (length): Support VEX prefix.
2732 (*cmpfp_i_mixed): Set prefix attribute.
2733 (*cmpfp_i_sse): Likewise.
2734 (*cmpfp_iu_mixed): Likewise.
2735 (*cmpfp_iu_sse): Likewise.
2736 (*movsi_1): Support AVX.
2737 (*movdi_2): Likewise.
2738 (*movdi_1_rex64): Likewise.
2739 (*movti_internal): Likewise.
2740 (*movti_rex64): Likewise.
2741 (*movsf_1): Likewise.
2742 (*movdf_nointeger): Likewise.
2743 (*movdf_integer_rex64): Likewise.
2744 (*movtf_internal): Likewise.
2745 (zero_extendsidi2_32): Likewise.
2746 (zero_extendsidi2_rex64): Likewise.
2747 (*extendsfdf2_mixed): Likewise.
2748 (*extendsfdf2_sse): Likewise.
2749 (*truncdfsf_fast_mixed): Likewise.
2750 (*truncdfsf_fast_sse): Likewise.
2751 (*truncdfsf_mixed): Likewise.
2752 (fix_trunc<mode>di_sse): Likewise.
2753 (fix_trunc<mode>si_sse): Likewise.
2754 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit): Likewise.
2755 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_nointerunit): Likewise.
2756 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Likewise.
2757 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_nointerunit): Likewise.
2758 (*rcpsf2_sse): Likewise.
2759 (*rsqrtsf2_sse): Likewise.
2760 (*sqrt<mode>2_sse): Likewise.
2761 (sse4_1_round<mode>2): Likewise.
2762 (*sse_prologue_save_insn): Disallow REX prefix for AVX.
2763 Support AVX. Set length attribute properly for AVX.
2765 * config/i386/i386-modes.def (VECTOR_MODES (INT, 32)): New.
2766 (VECTOR_MODES (FLOAT, 32)): Likewise.
2767 (VECTOR_MODE (INT, DI, 8)): Likewise.
2768 (VECTOR_MODE (INT, HI, 32)): Likewise.
2769 (VECTOR_MODE (INT, QI, 64)): Likewise.
2770 (VECTOR_MODE (FLOAT, DF, 8)): Likewise.
2771 (VECTOR_MODE (FLOAT, SF, 16)): Likewise.
2772 (VECTOR_MODE (INT, DI, 4)): Removed.
2773 (VECTOR_MODE (INT, SI, 8)): Likewise.
2774 (VECTOR_MODE (INT, HI, 16)): Likewise.
2775 (VECTOR_MODE (INT, QI, 32)): Likewise.
2776 (VECTOR_MODE (FLOAT, SF, 8)): Likewise.
2777 (INT_MODE (OI, 32)): Likewise.
2779 * config/i386/i386.opt (mavx): New.
2782 * config/i386/i386-protos.h (ix86_attr_length_vex_default): New.
2784 * config/i386/mmx.md (*mov<mode>_internal_rex64): Support AVX.
2785 (*mov<mode>_internal_avx): New.
2786 (*movv2sf_internal_rex64_avx): Likewise.
2787 (*movv2sf_internal_avx): Likewise.
2789 * config/i386/predicates.md (const_4_to_5_operand): New.
2790 (const_6_to_7_operand): Likewise.
2791 (const_8_to_11_operand): Likewise.
2792 (const_12_to_15_operand): Likewise.
2793 (avx_comparison_float_operator): Likewise.
2795 * config/i386/sse.md (AVX256MODEI): New.
2796 (AVX256MODE): Likewise.
2797 (AVXMODEQI): Likewise.
2798 (AVXMODE): Likewise.
2799 (AVX256MODEF2P): Likewise.
2800 (AVX256MODE2P): Likewise.
2801 (AVX256MODE4P): Likewise.
2802 (AVX256MODE8P): Likewise.
2803 (AVXMODEF2P): Likewise.
2804 (AVXMODEF4P): Likewise.
2805 (AVXMODEDCVTDQ2PS): Likewise.
2806 (AVXMODEDCVTPS2DQ): Likewise.
2807 (avxvecmode): Likewise.
2808 (avxvecpsmode): Likewise.
2809 (avxhalfvecmode): Likewise.
2810 (avxscalarmode): Likewise.
2811 (avxcvtvecmode): Likewise.
2812 (avxpermvecmode): Likewise.
2813 (avxmodesuffixf2c): Likewise.
2814 (avxmodesuffixp): Likewise.
2815 (avxmodesuffixs): Likewise.
2816 (avxmodesuffix): Likewise.
2817 (vpermilbits): Likewise.
2818 (pinsrbits): Likewise.
2819 (mov<mode>): Likewise.
2820 (*mov<mode>_internal): Likewise.
2821 (push<mode>1): Likewise.
2822 (movmisalign<mode>): Likewise.
2823 (avx_movup<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2824 (avx_movdqu<avxmodesuffix>): Likewise.
2825 (avx_lddqu<avxmodesuffix>): Likewise.
2826 (<plusminus_insn><mode>3): Likewise.
2827 (*avx_<plusminus_insn><mode>3): Likewise.
2828 (*avx_vm<plusminus_insn><mode>3): Likewise.
2829 (mul<mode>3): Likewise.
2830 (*avx_mul<mode>3): Likewise.
2831 (*avx_vmmul<mode>3): Likewise.
2832 (divv8sf3): Likewise.
2833 (divv4df3): Likewise.
2834 (avx_div<mode>3): Likewise.
2835 (*avx_div<mode>3): Likewise.
2836 (*avx_vmdiv<mode>3): Likewise.
2837 (avx_rcpv8sf2): Likewise.
2838 (*avx_vmrcpv4sf2): Likewise.
2839 (sqrtv8sf2): Likewise.
2840 (avx_sqrtv8sf2): Likewise.
2841 (*avx_vmsqrt<mode>2): Likewise.
2842 (rsqrtv8sf2): Likewise.
2843 (avx_rsqrtv8sf2): Likewise.
2844 (*avx_vmrsqrtv4sf2): Likewise.
2845 (<code><mode>3): Likewise.
2846 (*avx_<code><mode>3_finite): Likewise.
2847 (*avx_<code><mode>3): Likewise.
2848 (*avx_vm<code><mode>3): Likewise.
2849 (*avx_ieee_smin<mode>3): Likewise.
2850 (*avx_ieee_smax<mode>3): Likewise.
2851 (avx_addsubv8sf3): Likewise.
2852 (avx_addsubv4df3): Likewise.
2853 (*avx_addsubv4sf3): Likewise.
2854 (*avx_addsubv2df3): Likewise.
2855 (avx_h<plusminus_insn>v4df3): Likewise.
2856 (avx_h<plusminus_insn>v8sf3): Likewise.
2857 (*avx_h<plusminus_insn>v4sf3): Likewise.
2858 (*avx_h<plusminus_insn>v2df3): Likewise.
2859 (avx_cmpp<avxmodesuffixf2c><mode>3): Likewise.
2860 (avx_cmps<ssemodesuffixf2c><mode>3): Likewise.
2861 (*avx_maskcmp<mode>3): Likewise.
2862 (avx_nand<mode>3): Likewise.
2863 (*avx_<code><mode>3): Likewise.
2864 (*avx_nand<mode>3): Likewise.
2865 (*avx_<code><mode>3): Likewise.
2866 (*avx_cvtsi2ss): Likewise.
2867 (*avx_cvtsi2ssq): Likewise.
2868 (*avx_cvtsi2sd): Likewise.
2869 (*avx_cvtsi2sdq): Likewise.
2870 (*avx_cvtsd2ss): Likewise.
2871 (avx_cvtss2sd): Likewise.
2872 (avx_cvtdq2ps<avxmodesuffix>): Likewise.
2873 (avx_cvtps2dq<avxmodesuffix>): Likewise.
2874 (avx_cvttps2dq<avxmodesuffix>): Likewise.
2875 (*avx_cvtsi2sd): Likewise.
2876 (*avx_cvtsi2sdq): Likewise.
2877 (avx_cvtdq2pd256): Likewise.
2878 (avx_cvtpd2dq256): Likewise.
2879 (avx_cvttpd2dq256): Likewise.
2880 (*avx_cvtsd2ss): Likewise.
2881 (*avx_cvtss2sd): Likewise.
2882 (avx_cvtpd2ps256): Likewise.
2883 (avx_cvtps2pd256): Likewise.
2884 (*avx_movhlps): Likewise.
2885 (*avx_movlhps): Likewise.
2886 (avx_unpckhps256): Likewise.
2887 (*avx_unpckhps): Likewise.
2888 (avx_unpcklps256): Likewise.
2889 (*avx_unpcklps): Likewise.
2890 (avx_movshdup256): Likewise.
2891 (avx_movsldup256): Likewise.
2892 (avx_shufps256): Likewise.
2893 (avx_shufps256_1): Likewise.
2894 (*avx_shufps_<mode>): Likewise.
2895 (*avx_loadhps): Likewise.
2896 (*avx_storelps): Likewise.
2897 (*avx_loadlps): Likewise.
2898 (*avx_movss): Likewise.
2899 (*vec_dupv4sf_avx): Likewise.
2900 (*vec_concatv2sf_avx): Likewise.
2901 (*vec_concatv4sf_avx): Likewise.
2902 (*vec_setv4sf_0_avx): Likewise.
2903 (*vec_setv4sf_avx): Likewise.
2904 (*avx_insertps): Likewise.
2905 (avx_vextractf128<mode>): Likewise.
2906 (vec_extract_lo_<mode>): Likewise.
2907 (vec_extract_hi_<mode>): Likewise.
2908 (vec_extract_lo_<mode>): Likewise.
2909 (vec_extract_hi_<mode>): Likewise.
2910 (vec_extract_lo_v16hi): Likewise.
2911 (vec_extract_hi_v16hi): Likewise.
2912 (vec_extract_lo_v32qi): Likewise.
2913 (vec_extract_hi_v32qi): Likewise.
2914 (avx_unpckhpd256): Likewise.
2915 (*avx_unpckhpd): Likewise.
2916 (avx_movddup256): Likewise.
2917 (*avx_movddup): Likewise.
2918 (avx_unpcklpd256): Likewise.
2919 (*avx_unpcklpd): Likewise.
2920 (avx_shufpd256): Likewise.
2921 (avx_shufpd256_1): Likewise.
2922 (*avx_punpckhqdq): Likewise.
2923 (*avx_punpcklqdq): Likewise.
2924 (*avx_shufpd_<mode>): Likewise.
2925 (*avx_storehpd): Likewise.
2926 (*avx_loadhpd): Likewise.
2927 (*avx_loadlpd): Likewise.
2928 (*avx_movsd): Likewise.
2929 (*vec_concatv2df_avx): Likewise.
2930 (*avx_<plusminus_insn><mode>3): Likewise.
2931 (*avx_<plusminus_insn><mode>3): Likewise.
2932 (*avx_mulv8hi3): Likewise.
2933 (*avxv8hi3_highpart): Likewise.
2934 (*avx_umulv8hi3_highpart): Likewise.
2935 (*avx_umulv2siv2di3): Likewise.
2936 (*avx_mulv2siv2di3): Likewise.
2937 (*avx_pmaddwd): Likewise.
2938 (*avx_mulv4si3): Likewise.
2939 (*avx_ashr<mode>3): Likewise.
2940 (*avx_lshr<mode>3): Likewise.
2941 (*avx_ashl<mode>3): Likewise.
2942 (*avx_<code><mode>3): Likewise.
2943 (*avx_eq<mode>3): Likewise.
2944 (*avx_gt<mode>3): Likewise.
2945 (*avx_nand<mode>3): Likewise.
2946 (*avx_nand<mode>3): Likewise.
2947 (*avx_<code><mode>3): Likewise.
2948 (*avx_<code><mode>3): Likewise.
2949 (*avx_packsswb): Likewise.
2950 (*avx_packssdw): Likewise.
2951 (*avx_packuswb): Likewise.
2952 (*avx_punpckhbw): Likewise.
2953 (*avx_punpcklbw): Likewise.
2954 (*avx_punpckhwd): Likewise.
2955 (*avx_punpcklwd): Likewise.
2956 (*avx_punpckhdq): Likewise.
2957 (*avx_punpckldq): Likewise.
2958 (*avx_pinsr<avxmodesuffixs>): Likewise.
2959 (*avx_pinsrq): Likewise.
2960 (*avx_loadld): Likewise.
2961 (*vec_extractv2di_1_rex64_avx): Likewise.
2962 (*vec_extractv2di_1_avx): Likewise.
2963 (*vec_dupv2di_avx): Likewise.
2964 (*vec_concatv2si_avx): Likewise.
2965 (*vec_concatv4si_1_avx): Likewise.
2966 (*vec_concatv2di_avx): Likewise.
2967 (*vec_concatv2di_rex64_avx): Likewise.
2968 (*avx_uavgv16qi3): Likewise.
2969 (*avx_uavgv8hi3): Likewise.
2970 (*avx_psadbw): Likewise.
2971 (avx_movmskp<avxmodesuffixf2c>256): Likewise.
2972 (*avx_phaddwv8hi3): Likewise.
2973 (*avx_phadddv4si3): Likewise.
2974 (*avx_phaddswv8hi3): Likewise.
2975 (*avx_phsubwv8hi3): Likewise.
2976 (*avx_phsubdv4si3): Likewise.
2977 (*avx_phsubswv8hi3): Likewise.
2978 (*avx_pmaddubsw128): Likewise.
2979 (*avx_pmulhrswv8hi3): Likewise.
2980 (*avx_pshufbv16qi3): Likewise.
2981 (*avx_psign<mode>3): Likewise.
2982 (*avx_palignrti): Likewise.
2983 (avx_blendp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2984 (avx_blendvp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2985 (avx_dpp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2986 (*avx_mpsadbw): Likewise.
2987 (*avx_packusdw): Likewise.
2988 (*avx_pblendvb): Likewise.
2989 (*avx_pblendw): Likewise.
2990 (avx_vtestp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
2991 (avx_ptest256): Likewise.
2992 (avx_roundp<avxmodesuffixf2c>256): Likewise.
2993 (*avx_rounds<ssemodesuffixf2c>): Likewise.
2994 (*avx_aesenc): Likewise.
2995 (*avx_aesenclast): Likewise.
2996 (*avx_aesdec): Likewise.
2997 (*avx_aesdeclast): Likewise.
2998 (avx_vzeroupper): Likewise.
2999 (avx_vzeroupper_rex64): Likewise.
3000 (avx_vpermil<mode>): Likewise.
3001 (avx_vpermilvar<mode>3): Likewise.
3002 (avx_vpermil2<mode>3): Likewise.
3003 (avx_vperm2f128<mode>3): Likewise.
3004 (avx_vbroadcasts<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3005 (avx_vbroadcastss256): Likewise.
3006 (avx_vbroadcastf128_p<avxmodesuffixf2c>256): Likewise.
3007 (avx_vinsertf128<mode>): Likewise.
3008 (vec_set_lo_<mode>): Likewise.
3009 (vec_set_hi_<mode>): Likewise.
3010 (vec_set_lo_<mode>): Likewise.
3011 (vec_set_hi_<mode>): Likewise.
3012 (vec_set_lo_v16hi): Likewise.
3013 (vec_set_hi_v16hi): Likewise.
3014 (vec_set_lo_v32qi): Likewise.
3015 (vec_set_hi_v32qi): Likewise.
3016 (avx_maskloadp<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3017 (avx_maskstorep<avxmodesuffixf2c><avxmodesuffix>): Likewise.
3018 (avx_<avxmodesuffixp><avxmodesuffix>_<avxmodesuffixp>): Likewise.
3019 (avx_<avxmodesuffixp>_<avxmodesuffixp><avxmodesuffix>): Likewise.
3020 (vec_init<mode>): Likewise.
3021 (*vec_concat<mode>_avx): Likewise.
3022 (blendbits): Support V8SF and V4DF.
3023 (sse2_movq128): Support AVX.
3024 (<sse>_movnt<mode>): Likewise.
3025 (sse2_movntv2di): Likewise.
3026 (sse_rcpv4sf2): Likewise.
3027 (sse_sqrtv4sf2): Likewise.
3028 (sse_rsqrtv4sf2): Likewise.
3029 (<sse>_comi): Likewise.
3030 (<sse>_ucomi): Likewise.
3031 (sse_cvtss2si): Likewise.
3032 (sse_cvtss2si_2): Likewise.
3033 (sse_cvtss2siq): Likewise.
3034 (sse_cvtss2siq_2): Likewise.
3035 (sse_cvttss2si): Likewise.
3036 (sse_cvttss2siq): Likewise.
3037 (sse2_cvtsd2si): Likewise.
3038 (sse2_cvtsd2si_2): Likewise.
3039 (sse2_cvtsd2siq): Likewise.
3040 (sse2_cvtsd2siq_2): Likewise.
3041 (sse2_cvttsd2si): Likewise.
3042 (sse2_cvttsd2siq): Likewise.
3043 (sse2_cvtdq2pd): Likewise.
3044 (*sse2_cvtpd2dq): Likewise.
3045 (*sse2_cvttpd2dq): Likewise.
3046 (*sse2_cvtpd2ps): Likewise.
3047 (sse2_cvtps2pd): Likewise.
3048 (sse3_movshdup): Likewise.
3049 (sse3_movsldup): Likewise.
3050 (sse_storehps): Likewise.
3051 (*sse4_1_extractps): Likewise.
3052 (sse2_storelpd): Likewise.
3053 (vec_dupv2df_sse3): Likewise.
3054 (*vec_concatv2df_sse3): Likewise.
3055 (*sse4_1_pextrb): Likewise.
3056 (*sse4_1_pextrb_memory): Likewise.
3057 (*sse2_pextrw): Likewise.
3058 (*sse4_1_pextrw_memory): Likewise.
3059 (*sse4_1_pextrd): Likewise.
3060 (*sse4_1_pextrq): Likewise.
3061 (sse2_pshufd_1): Likewise.
3062 (sse2_pshuflw_1): Likewise.
3063 (sse2_pshufhw_1): Likewise.
3064 (*sse2_storeq_rex64): Likewise.
3065 (*vec_dupv4si): Likewise.
3066 (<sse>_movmskp<ssemodesuffixf2c>): Likewise.
3067 (sse2_pmovmskb): Likewise.
3068 (*sse2_maskmovdqu): Likewise.
3069 (*sse2_maskmovdqu_rex64): Likewise.
3070 (sse_ldmxcsr): Likewise.
3071 (sse_stmxcsr): Likewise.
3072 (abs<mode>2): Likewise.
3073 (sse4_1_movntdqa): Likewise.
3074 (sse4_1_phminposuw): Likewise.
3075 (sse4_1_extendv8qiv8hi2): Likewise.
3076 (*sse4_1_extendv8qiv8hi2): Likewise.
3077 (sse4_1_extendv4qiv4si2): Likewise.
3078 (*sse4_1_extendv4qiv4si2): Likewise.
3079 (sse4_1_extendv2qiv2di2): Likewise.
3080 (*sse4_1_extendv2qiv2di2): Likewise.
3081 (sse4_1_extendv4hiv4si2): Likewise.
3082 (*sse4_1_extendv4hiv4si2): Likewise.
3083 (sse4_1_extendv2hiv2di2): Likewise.
3084 (*sse4_1_extendv2hiv2di2): Likewise.
3085 (sse4_1_extendv2siv2di2): Likewise.
3086 (*sse4_1_extendv2siv2di2): Likewise.
3087 (sse4_1_zero_extendv8qiv8hi2): Likewise.
3088 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
3089 (sse4_1_zero_extendv4qiv4si2): Likewise.
3090 (*sse4_1_zero_extendv4qiv4si2): Likewise.
3091 (sse4_1_zero_extendv2qiv2di2): Likewise.
3092 (*sse4_1_zero_extendv2qiv2di2): Likewise.
3093 (sse4_1_zero_extendv4hiv4si2): Likewise.
3094 (*sse4_1_zero_extendv4hiv4si2): Likewise.
3095 (sse4_1_zero_extendv2hiv2di2): Likewise.
3096 (*sse4_1_zero_extendv2hiv2di2): Likewise.
3097 (sse4_1_zero_extendv2siv2di2): Likewise.
3098 (*sse4_1_zero_extendv2siv2di2): Likewise.
3099 (sse4_1_ptest): Likewise.
3100 (sse4_1_roundp<ssemodesuffixf2c>): Likewise.
3101 (sse4_2_pcmpestri): Likewise.
3102 (sse4_2_pcmpestrm): Likewise.
3103 (sse4_2_pcmpistri): Likewise.
3104 (sse4_2_pcmpistrm): Likewise.
3106 (aeskeygenassist): Likewise.
3108 2008-08-28 Uros Bizjak <ubizjak@gmail.com>
3110 * config/i386/predicates.md (vzeroall_operation): New.
3112 * config/i386/sse.md (avx_vzeroall): New.
3113 (*avx_vzeroall): Likewise.
3115 2008-08-28 Paul Brook <paul@codesourcery.com>
3116 Mark Shinwell <shinwell@codesourcery.com>
3117 Richard Earnshaw <richard.earnshaw@arm.com>
3119 * config/arm/arm.c (TARGET_MAX_ANCHOR_OFFSET): New.
3120 (TARGET_MIN_ANCHOR_OFFSET): New.
3121 (arm_override_options): Set correct anchor ranges for Thumb-1
3122 and Thumb-2 if required.
3123 (legitimize_pic_address): Handle case involving a TLS symbol
3124 reference with an addend.
3125 (arm_optimization_options): Enable section anchors at -O1 and
3127 * config/arm/arm.h (OPTIMIZATION_OPTIONS): New.
3128 * config/arm/arm-protos.h (arm_optimization_options): New.
3130 2008-08-28 Nick Clifton <nickc@redhat.com>
3132 * config/stormy16/stormy16.h (IRA_COVER_CLASSES): Define.
3133 * config/stormy16/stormy16.md (zero_extendqihi2): Fix length
3136 * config/v850/v850.h (IRA_COVER_CLASSES): Define.
3137 * config/v850/v850.md (return): Remove frame size restriction.
3139 * config/mcore/mcore.h (IRA_COVER_CLASSES): Define.
3141 * config/iq2000/iq2000.h (IRA_COVER_CLASSES): Define.
3143 * config/fr30/fr30.h (IRA_COVER_CLASSES): Define.
3145 * config/m32r/m32r.h (IRA_COVER_CLASSES): Define.
3147 2008-08-28 Paul Brook <paul@codesourcery.com>
3149 * config/arm/vfp11.md: Update license notice.
3150 * config/arm/cortex-r4.md: Ditto.
3152 2008-08-28 Richard Guenther <rguenther@suse.de>
3154 PR tree-optimization/37207
3155 * tree-ssa-ifcombine.c (recognize_single_bit_test): Fix
3158 2008-08-28 Dodji Seketeli <dodji@redhat.com>
3161 * tree.c (int_fits_type_p): Don't forget unsigned integers
3162 of type sizetype which higher end word equals -1.
3164 2008-08-28 Ira Rosen <irar@il.ibm.com>
3166 * target.h (struct vectorize): Add new target builtin.
3167 * tree-vectorizer.c (destroy_loop_vec_info): Call
3168 vect_free_slp_instance instead of vect_free_slp_node.
3169 * tree-vectorizer.h (enum slp_load_perm_type): New.
3170 (struct _slp_instance): Add new fields.
3171 (SLP_INSTANCE_LOAD_PERMUTATION): New.
3172 (SLP_INSTANCE_LOADS): New.
3173 (vect_free_slp_tree): Remove.
3174 (vect_free_slp_instance): Declare.
3175 (SLP_TREE_LOADS_PERM_TYPE, TARG_VEC_PERMUTE_COST): New.
3176 (vectorizable_load): Add argument.
3177 (vect_transform_slp_perm_load): New.
3178 * tree-vect-analyze.c (vect_analyze_operations): Add an argument to
3180 (vect_get_place_in_interleaving_chain): New function.
3181 (vect_free_slp_tree): Make static.
3182 (vect_free_slp_instance): New function.
3183 (vect_build_slp_tree): Add new arguments. Allow load permutations and
3184 collect the load location in the interleaving chain.
3185 (vect_supported_slp_permutation_p): New function.
3186 (vect_supported_load_permutation_p): Likewise.
3187 (vect_analyze_slp_instance): In case of loads permutation, call
3188 vect_supported_load_permutation_p to check that the permutation is
3190 * target-def.h (TARGET_VECTORIZE_BUILTIN_VEC_PERM): New.
3191 * tree-vect-transform.c (vect_transform_stmt): Add new argument.
3192 (vect_create_mask_and_perm): New function.
3193 (vect_get_mask_element, vect_transform_slp_perm_load): Likewise.
3194 (vectorizable_load): Add an argument. Don't keep the created vectors
3195 statements in the node if permutation is required. Call
3196 vect_transform_slp_perm_load to generate the permutation.
3197 (vect_transform_stmt): Add new argument. Call vectorizable_load with
3198 additional argument.
3199 (vect_schedule_slp_instance): In case of loads permutation, allocate
3200 vectorized statements structure for all the related SLP nodes. Call
3201 vect_transform_stmt with addditional argument.
3202 (vect_transform_loop): Call vect_transform_stmt with correct arguments.
3203 * config/spu/spu.c (spu_builtin_vec_perm): New.
3204 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3205 * config/spu/spu.h (TARG_VEC_PERMUTE_COS): Define.
3206 * config/rs6000/rs6000.c (rs6000_builtin_vec_perm): New.
3207 (TARGET_VECTORIZE_BUILTIN_VEC_PERM): Redefine.
3209 2008-08-28 Chris Fairles <chris.fairles@gmail.com>
3211 * gthr-posix.h (__gthread_create, __gthread_join, __gthread_detach,
3212 __gthread_mutex_timed_lock, __gthread_recursive_mutex_timed_lock,
3213 __gthread_cond_signal, __gthread_cond_timedwait,
3214 __gthread_cond_timedwait_recursive): New functions.
3215 * gthr-posix.c (pthread_mutex_timedlock, pthread_cond_timedwait):
3217 * gthr.h: Comment on defining __GTHREADS_CXX0X macro in conforming
3220 2008-08-28 Richard Guenther <rguenther@suse.de>
3223 * fold-const.c (maybe_canonicalize_comparison_1): Require
3224 undefined overflow only for canonicalizing A +- CST cmp CST.
3225 Make sure to not generate new constants that are not inside
3226 their TYPE_MIN/MAX_VALUE range.
3227 (maybe_canonicalize_comparison): Remove undefined overflow
3229 (fold_binary): Remove now duplicate folding.
3231 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3233 * c-typeck.c (convert_for_assignment): Adjust WARN_FOR_ASSIGNMENT
3234 use not updated in the last change.
3236 2008-08-27 Kaz Kojima <kkojima@gcc.gnu.org>
3238 * config/sh/sh.h (REG_CLASS_CONTENTS): Drop fr32 from FPUL_REGS.
3239 (IRA_COVER_CLASSES): Add FPUL_REGS.
3241 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3244 * c-common.c (conversion_warning): Check for null operands.
3246 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3249 * c-decl.c (check_for_loop_decls): Improve error message. Give
3252 2008-08-27 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3255 * c-typeck.c (WARN_FOR_ASSIGNMENT): Add OPT parameter.
3256 (convert_for_assignment): Pass corrent OPT_W* parameter to
3257 WARN_FOR_ASSIGNMENT.
3259 2008-08-27 Paolo Carlini <paolo.carlini@oracle.com>
3262 * c-common.c (fold_offsetof_1): Handle TARGET_EXPR like CALL_EXPR.
3264 2008-08-27 Paul Brook <paul@codesourcery.com>
3266 * config.gcc: Loosen checks for arm uclinux eabi targets.
3268 2008-08-27 Paul Brook <paul@codesourcery.com>
3270 * config/arm/t-arm-coff (LIB1ASMFUNCS): Add missing undescrore on
3272 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
3274 2008-08-26 Douglas Gregor <doug.gregor@gmail.com>
3276 * c-common.c (do_switch_warnings): Look through the CONST_DECLs in
3277 the enumerators of an ENUMERAL_TYPE.
3278 * dbxout.c (dbxout_type): Ditto.
3280 2008-08-26 Andrew Pinski <andrew_pinski@playstation.sony.com>
3283 * fwprop.c (fwprop): Check that the loop_father is the outer loop.
3284 (fwprop_addr): Check that the loop_father is not the outer loop.
3286 2008-08-26 Paul Brook <paul@codesourcery.com>
3288 * config/arm/vfp.md: Document fmul{s,d} and fmac{s,d} types.
3289 Remove documentation entry for fmul type.
3290 Use fmuls to annotate single-precision multiplication patterns,
3291 fmuld to annotate double-precision multiplication patterns,
3292 fmacs to annotate single-precision multiply-accumulate patterns
3293 and fmacd to annotate double-precision multiply-accumulate patterns.
3294 * config/arm/vfp11.md: Update reservations accordingly.
3295 * config/arm/arm.md: Note that certain values of the "type"
3296 attribute are documented in vfp.md.
3297 * config/arm/arm1020e.md: Remove out of date duplicate comment.
3298 (v10_cvt): Use new fmul types.
3300 2008-08-26 Paul Brook <paul@codesourcery.com>
3302 * config/arm/vfp.md: Move pipeline description for VFP11 to...
3303 * config/arm/vfp11.md: ...here. New.
3304 * config/arm/arm.md: Include vfp11.md.
3306 2008-08-26 Hans-Peter Nilsson <hp@axis.com>
3308 * opts.c (decode_options) [!IRA_COVER_CLASSES]: Add missing
3309 parameter to inform call.
3311 2008-08-26 Jeff Law <law@redhat.com>
3313 * mn10300.md (movqi, movhi): Split i->d*a case into two cases to
3314 avoid the possibility of getting DATA_OR_ADDRESS_REGS as the
3315 preferred class when copying a constant into a partial word register.
3317 2008-08-26 Ben Elliston <bje@au.ibm.com>
3319 * rtlanal.c: Fix uses of "it's" with "its" where appropriate.
3320 * cp/typeck.c: Likewise.
3321 * cp/tree.c: Likewise.
3322 * gimple-low.c: Likewise.
3325 2008-08-26 Vladimir Makarov <vmakarov@redhat.com>
3327 * ira-build.c, ira-color.c, ira-costs.c, ira.h, ira-lives.c,
3328 ira.c, ira-conflicts.c, ira-emit.c, ira-int.h: New files.
3330 * doc/passes.texi: Describe IRA.
3332 * doc/tm.texi (IRA_COVER_CLASSES,
3333 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Describe the new macros.
3335 * doc/invoke.texi (ira-max-loops-num): Describe the new parameter.
3336 (-fira, -fira-algorithm, -fira-coalesce, -fno-ira-move-spills,
3337 -fira-propagate-cost, -fno-ira-share-save-slots,
3338 -fno-ira-share-spill-slots, -fira-verbose): Describe new options.
3340 * flags.h (ira_algorithm): New enumeration.
3341 (flag_ira_algorithm, flag_ira_verbose): New external variable
3344 * postreload.c (gate_handle_postreload): Don't do post reload
3345 optimizations unless the reload is completed.
3347 * reload.c (push_reload, find_dummy_reload): Use DF_LR_OUT for
3350 * tree-pass.h (pass_ira): New external variable declaration.
3352 * reload.h: Add 2008 to the Copyright.
3354 * cfgloopanal.c: Include params.h.
3355 (estimate_reg_pressure_cost): Decrease cost for IRA optimization
3358 * params.h (IRA_MAX_LOOPS_NUM): New macro.
3360 * toplev.c (ira.h): New include.
3361 (flag_ira_algorithm, flag_ira_verbose): New external variables.
3362 (backend_init_target): Call ira_init.
3363 (backend_init): Call ira_init_once.
3364 (finalize): Call finish_ira_once.
3366 * toplev.h (flag_ira, flag_ira_coalesce, flag_ira_move_spills,
3367 flag_ira_share_save_slots, flag_ira_share_spill_slots): New
3370 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
3371 may_move_out_cost): New external variable declarations.
3372 (move_table): New typedef.
3374 * caller-save.c: Include headers output.h and ira.h.
3375 (no_caller_save_reg_set): New global variable.
3376 (save_slots_num, save_slots): New variables.
3377 (reg_save_code, reg_restore_code, add_stored_regs): Add
3379 (init_caller_save): Set up no_caller_save_reg_set.
3380 (init_save_areas): Reset save_slots_num.
3381 (saved_hard_reg): New structure.
3382 (hard_reg_map, saved_regs_num, all_saved_regs): New variables.
3383 (initiate_saved_hard_regs, new_saved_hard_reg,
3384 finish_saved_hard_regs, saved_hard_reg_compare_func): New
3386 (setup_save_areas): Add code for sharing stack slots.
3387 (all_blocks): New variable.
3388 (save_call_clobbered_regs): Process pseudo-register too.
3389 (mark_set_regs): Process pseudo-register too.
3390 (insert_one_insn): Put the insn after bb note in a empty basic
3391 block. Add insn check.
3393 * global.c (eliminable_regset): Make it external.
3394 (mark_elimination): Use DF_LR_IN for IRA.
3395 (pseudo_for_reload_consideration_p): New.
3396 (build_insn_chain): Make it external. Don't ignore spilled
3397 pseudos for IRA. Use pseudo_for_reload_consideration_p.
3398 (gate_handle_global_alloc): New function.
3399 (pass_global_alloc): Add the gate function.
3401 * opts.c (decode_options): Set up flag_ira. Print the warning for
3403 (common_handle_option): Process -fira-algorithm and -fira-verbose.
3405 * timevar.def (TV_IRA, TV_RELOAD): New passes.
3407 * regmove.c (regmove_optimize): Don't do replacement of output for
3410 * hard-reg-set.h (no_caller_save_reg_set, reg_class_subclasses):
3411 New external variable declarations.
3413 * local-alloc.c (update_equiv_regs): Make it external. Return
3414 true if jump label rebuilding should be done. Rescan new_insn for
3416 (gate_handle_local_alloc): New function.
3417 (pass_local_alloc): Add the gate function.
3419 * alias.c (value_addr_p, stack_addr_p): New functions.
3420 (nonoverlapping_memrefs_p): Use them for IRA.
3422 * common.opt (fira, fira-algorithm, fira-coalesce,
3423 fira-move-spills, fira-share-save-slots, fira-share-spill-slots,
3424 fira-verbose): New options.
3426 * regclass.c (reg_class_subclasses, contains_reg_of_mode,
3427 move_cost, may_move_in_cost, may_move_out_cost): Make the
3429 (move_table): Remove typedef.
3430 (init_move_cost): Make it external.
3431 (allocate_reg_info, resize_reg_info, setup_reg_classes): New
3434 * rtl.h (init_move_cost, allocate_reg_info, resize_reg_info,
3435 setup_reg_classes): New function prototypes.
3436 (eliminable_regset): New external variable declaration.
3437 (build_insn_chain, update_equiv_regs): New function prototypes.
3439 * Makefile.in (IRA_INT_H): New definition.
3440 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
3441 ira-conflicts.o, ira-color.o, ira-emit.o, and ira-lives.o.
3442 (reload1.o, toplev.o): Add dependence on ira.h.
3443 (cfgloopanal.o): Add PARAMS_H.
3444 (caller-save.o): Add dependence on output.h and ira.h.
3445 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
3446 ira-emit.o, ira-lives.o): New entries.
3448 * passes.c (pass_ira): New pass.
3450 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
3452 * reload1.c (ira.h): Include the header.
3453 (changed_allocation_pseudos): New bitmap.
3454 (init_reload): Initiate the bitmap.
3455 (compute_use_by_pseudos): Permits spilled registers in FROM.
3456 (temp_pseudo_reg_arr): New variable.
3457 (reload): Allocate and free temp_pseudo_reg_arr. Sort pseudos for
3458 IRA. Call alter_reg with the additional parameter. Don't clear
3459 spilled_pseudos for IRA. Restore original insn chain for IRA.
3460 Clear changed_allocation_pseudos at the end of reload.
3461 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
3462 (hard_regno_to_pseudo_regno): New variable.
3463 (count_pseudo): Check spilled pseudos. Set up
3464 hard_regno_to_pseudo_regno.
3465 (count_spilled_pseudo): Check spilled pseudos. Update
3466 hard_regno_to_pseudo_regno.
3467 (find_reg): Use better_spill_reload_regno_p. Check
3468 hard_regno_to_pseudo_regno.
3469 (alter_reg): Set up spilled_pseudos. Add a new parameter. Add
3471 (eliminate_regs_1): Use additional parameter for alter_reg.
3472 (finish_spills): Set up pseudo_previous_regs only for spilled
3473 pseudos. Call reassign_pseudos once for all spilled pseudos, pass
3474 more arguments. Don't clear live_throughout and dead_or_set for
3475 spilled pseudos. Use additional parameter for alter_reg. Call
3476 mark_allocation_change. Set up changed_allocation_pseudos.
3477 Remove sanity check.
3478 (emit_input_reload_insns, delete_output_reload): Use additional
3479 parameter for alter_reg. Call mark_allocation_change.
3480 (substitute, gen_reload_chain_without_interm_reg_p): New
3482 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
3484 * testsuite/gcc.dg/20080410-1.c: New file.
3486 * config/s390/s390.h (IRA_COVER_CLASSES,
3487 IRA_HARD_REGNO_ADD_COST_MULTIPLIER): Define.
3489 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
3491 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
3493 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
3495 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
3497 * config/arm/arm.h (IRA_COVER_CLASSES): Ditto.
3499 * config/alpha/alpha.h (IRA_COVER_CLASSES): Ditto.
3501 2008-08-24 Jeff Law <law@redhat.com>
3502 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
3503 when ignoring unavailable registers.
3505 2008-08-24 Jeff Law <law@redhat.com>
3506 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
3507 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
3508 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
3509 * config/mn10300/mn10300.h (IRA_COVER_CLASSES): New macro.
3511 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
3512 * ira-build.c (allocno_range_compare_func): Stabilize sort.
3514 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
3515 * config/avr/avr.h (IRA_COVER_CLASSES): New macro.
3516 * reload1.c (find_reg): Process registers in register allocation order.
3518 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3519 * toplev.c (backend_init_target): Move ira_init call from
3521 (lang_dependent_init_target): ...to here.
3523 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
3524 * ira.c (setup_class_subset_and_memory_move_costs): Don't
3525 calculate memory move costs for NO_REGS.
3527 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
3528 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
3529 STACK_REGS is defined.
3531 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
3532 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
3534 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
3535 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
3537 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
3538 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
3539 * config/sh/sh.md (movsicc_true+3): Check if emit returns a
3542 2008-08-26 Victor Kaplansky <victork@il.ibm.com>
3543 Dorit Nuzman <dorit@il.ibm.com>
3545 * gcc/config/spu/spu.md (vec_extract_evenv4si,
3546 vec_extract_evenv4sf, vec_extract_evenv8hi,
3547 vec_extract_evenv16qi, vec_extract_oddv4si,
3548 vec_extract_oddv4sf, vec_extract_oddv8hi, vec_extract_oddv16qi,
3549 vec_interleave_highv4sf, vec_interleave_lowv4sf,
3550 vec_interleave_highv4si, vec_interleave_lowv4si,
3551 vec_interleave_highv8hi, vec_interleave_lowv8hi,
3552 vec_interleave_highv16qi, vec_interleave_lowv16qi,
3553 vec_pack_trunc_v8hi, vec_pack_trunc_v4si): Implement.S
3555 2008-08-25 Janis Johnson <janis187@us.ibm.com>
3558 * config/rs6000/rs6000.c (optimization_options): Don't default to
3559 section anchors without toplevel reorder.
3561 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3563 * config/spu/spu_mfcio.h (mfc_begin_critical_section): New function.
3564 (mfc_end_critical_section): Likewise.
3566 2008-08-25 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3568 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Propagate
3569 all type qualifiers from element type to vector type.
3571 2008-08-25 David Daney <ddaney@avtrex.com>
3573 * config/mips/mips.md (immediate_insn): Move up in file, fix
3574 comment typo, reformat.
3575 (fetchop_bit, atomic_hiqi_op memory_barrier,
3576 sync_compare_and_swap<mode>, compare_and_swap_12, sync_add<mode>,
3577 sync_<optab><mode>, sync_<optab>_12, sync_old_<optab><mode>,
3578 sync_old_<optab>_12, sync_new_<optab><mode>, sync_new_<optab>_12,
3579 sync_nand<mode>, sync_nand_12, sync_old_nand<mode>,
3580 sync_old_nand_12, sync_new_nand<mode>, sync_new_nand_12,
3581 sync_sub<mode>, sync_old_add<mode>, sync_old_sub<mode>,
3582 sync_new_add<mode>, sync_new_sub<mode>, sync_<optab><mode>,
3583 sync_old_<optab><mode>, sync_new_<optab><mode>, sync_nand<mode>,
3584 sync_old_nand<mode>, sync_new_nand<mode>,
3585 sync_lock_test_and_set<mode>, sync_lock_test_and_set<mode>,
3586 test_and_set_12): Moved to sync.md.
3588 * config/mips/sync.md: New file.
3590 2008-08-25 Richard Henderson <rth@redhat.com>
3592 * dwarf2out.c (def_cfa_1): Don't scale by DWARF_CIE_DATA_ALIGNMENT.
3593 (regsave): Likewise.
3594 (lookup_cfa_1): Don't rescale by DWARF_CIE_DATA_ALIGNMENT.
3595 (output_cfi_directive): Likewise.
3596 (div_data_align): New.
3597 (output_cfi): Use it.
3599 2008-08-24 Adam Nemet <anemet@caviumnetworks.com>
3601 * config.gcc (mips64*-*-linux*): Handle mips64octeon*-*-linux*.
3602 * config/mips/mips.h (enum processor_type): Add PROCESSOR_OCTEON.
3603 (TARGET_OCTEON): New macro.
3604 (TARGET_CPU_CPP_BUILTINS): Define __OCTEON__ for Octeon.
3605 (MIPS_ISA_LEVEL_SPEC, MIPS_ARCH_FLOAT_SPEC): Handle -march=octeon.
3606 (ISA_HAS_POP): New macro.
3607 * config/mips/driver-native.c (host_detect_local_cpu): Handle
3609 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
3611 * config/mips/mips.md (cpu): Add octeon.
3612 (type): Add pop attribute value.
3613 (popcount<mode>2): New pattern.
3614 * doc/invoke.texi (-march=@var{arch}): Add octeon.
3616 2008-08-24 Jan Hubicka <jh@suse.cz>
3618 * doc/invoke.texi (-fipa-cp-clone): New option.
3619 (-fipa-cp): Update docs.
3620 (--param ipcp-unit-growth):New.
3621 * ipa-cp.c: Include fibheap.h, params.h
3622 (ipcp_initialize_node_lattices): When not cloning, all externally
3623 visible functions are bottom.
3624 (ipcp_need_redirect_p): Accept clones.
3625 (ipcp_insert_stage): Use cost driven heuristics.
3626 (max_count, dead_nodes): New static vars.
3627 (ipcp_need_original_clone_p, ipcp_estimate_cloning_cost,
3628 ipcp_const_param_count): New functions.
3629 * common.opt (ipa-cp-clone): New command line option.
3630 * params.def (ipcp-unit-growth): New.
3632 2008-08-24 Jan Hubicka <jh@suse.cz>
3634 * tree-inline.c (tree_function_versioning): Look harder
3635 for referenced vars.
3637 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3639 PR tree-optimization/37185
3640 * matrix-reorg.c (transform_access_sites): Update changed stmt.
3642 2008-08-23 Jan Hubicka <jh@suse.cz>
3644 * ipa-cp.c (ipcp_analyze_node): New function.
3645 (ipcp_update_cloned_node): Use it.
3646 (ipcp_init_stage): Likewise.
3647 * ipa-inline.c (function_insertion_hook_holder): New static var.
3648 (analyze_function): Break out from ....
3649 (inline_generate_summary): Here; register insertion hook.
3650 (cgraph_decide_inlining): Remove hook.
3651 (add_new_function): New function.
3653 2008-08-23 Jan Hubicka <jh@suse.cz>
3655 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
3657 2008-08-23 Jan Hubicka <jh@suse.cz>
3659 * ipa-cp.c (constant_val_insert): Remove.
3660 (ipcp_propagate_one_const): Remove.
3661 (ipcp_create_replace_map): Always insert replacements to the map.
3662 (ipcp_insert_stage): Do not try to insert statements by hand.
3663 * tree-inline.c (insert_init_stmt): Break out from ...
3664 (setup_one_parameter): ... here; allow NULL BB pointer.
3665 (tree_function_versioning): Use setup_one_parameter to process
3668 2008-08-23 Jan Hubicka <jh@suse.cz>
3670 * tree.c (decl_address_ip_invariant_p): New function.
3671 * tree.h (decl_address_ip_invariant_p): Declare.
3672 * gimple.c (strip_invariant_refs): Break out from ...
3673 (is_gimple_invariant_address): ... here
3674 (is_gimple_ip_invariant_address): New function.
3675 (is_gimple_ip_invariant): New function.
3676 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
3679 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
3680 (ipcp_lat_is_insertable): All constants are insertable.
3681 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
3682 IPA_CONST_VALUE_REF.
3683 (ipcp_initialize_node_lattices): Propagate all types of operands.
3684 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
3685 (ipcp_create_replace_map): Reformat.
3686 (ipcp_need_redirect_p): Simplify.
3687 (ipcp_insert_stage): Check that argument is used before clonning.
3688 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
3689 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
3690 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
3691 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
3692 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
3693 (jump_func_type): Remove IPA_CONST_VALUE_REF.
3694 * tree-inline.c (tree_function_versioning): Add variables referenced by
3697 2008-08-23 Jan Hubicka <jh@suse.cz>
3700 * i386.c (standard_80387_constant_p): Use optimize_size.
3702 2008-08-23 Ira Rosen <irar@il.ibm.com>
3704 PR tree-optimization/37161
3705 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
3706 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
3707 (vect_determine_vectorization_factor): Move the scalar type
3708 retrieval to vect_get_smallest_scalar_type.
3709 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
3710 scalar type. Remove redundant computation.
3711 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
3712 (vect_get_slp_defs): Take the type of RHS into account if
3713 necessary by calling vect_get_smallest_scalar_type. Call
3714 vect_get_constant_vectors with additional argument.
3716 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3719 * doc/invoke.texi (Wwrite-strings): Clarify description.
3721 2008-08-23 Ira Rosen <irar@il.ibm.com>
3723 PR tree-optimization/37174
3724 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
3725 def stmt is a part of the loop before accessing its stmt_vec_info.
3727 2008-08-22 Anatoly Sokolov <aesok@post.ru>
3730 * config/avr/avr.md (UNSPEC_SWAP): New constants.
3731 (*swap): New insn pattern.
3732 (*ashlqi3): Rename from ashlqi3 insn pattern.
3733 (ashlqi3): New expanders.
3734 (*lshrqi3): Rename from lshrqi3 insn pattern.
3735 (lshrqi3): New expanders.
3736 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
3737 lshrqi3_const5, lshrqi3_const6): New splitters.
3738 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
3739 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
3742 2008-08-22 Richard Guenther <rguenther@suse.de>
3744 PR tree-optimization/37078
3745 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
3746 [+INF, +INF] ranges.
3748 2008-08-22 Richard Guenther <rguenther@suse.de>
3750 PR tree-optimization/37143
3751 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
3752 a conversion statement instead of a copy.
3754 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
3757 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
3758 CCCmode, CCOmode and CCSmode destination modes.
3761 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
3762 from different units in a single alternative.
3763 (*vec_extractv2sf_1): Ditto.
3764 (*vec_extractv2si_0): Ditto.
3765 (*vec_extractv2si_1): Ditto.
3766 * config/i386/sse.md (sse2_storehpd): Ditto.
3767 (sse2_storelpd): Ditto.
3768 (sse2_loadhpd): Ditto.
3769 (sse2_loadlpd): Ditto.
3772 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
3773 (popcountsi2): Ditto.
3774 (clzdi2_abm): Ditto.
3775 (popcountdi2): Ditto.
3776 (clzhi2_abm): Ditto.
3777 (popcounthi2): Ditto.
3779 2008-08-22 Richard Guenther <rguenther@suse.de>
3783 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
3784 if the multiplication does not overflow.
3786 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
3788 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
3790 2008-08-21 Richard Henderson <rth@redhat.com>
3792 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
3793 spurrious comma from test.
3794 * configure: Rebuild.
3796 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3799 * builtins.c (fold_builtin_next_arg): Add warning about undefined
3802 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
3804 * c-tree.h (grokfield): New argument.
3805 * c-decl.c (grokfield): Handle new location argument.
3806 * c-parser.c (c_parser_struct_declaration): Pass location to
3809 2008-08-21 Richard Guenther <rguenther@suse.de>
3811 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
3813 2008-08-21 Jan Hubicka <jh@suse.cz>
3815 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
3816 (cgraph_add_function_insertion_hook,
3817 cgraph_remove_function_insertion_hook,
3818 cgraph_call_function_insertion_hooks): New functions.
3819 * cgraph.h (cgraph_add_function_insertion_hook,
3820 cgraph_remove_function_insertion_hook,
3821 cgraph_call_function_insertion_hooks): Declare.
3822 * ipa-reference.c (function_insertion_hook_holder): New variable.
3823 (check_operand, look_for_address_of): When checking late, do not care
3824 about module bitmaps.
3825 (add_new_function): New function.
3826 (generate_summary): Register hooks; zero module bitmaps.
3827 (propagate): Unregister hooks.
3828 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
3829 (add_new_function): New function.
3830 (generate_summary): Register hook.
3831 (propagate): Remove hook.
3833 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
3835 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
3836 * ipa-cp.c (ipcp_update_cloned_node): New function.
3837 (build_const_val): Handle functions correctly; bring type logic
3838 into sync with tree-inline.c
3839 (ipcp_init_stage): Take care of computing stuff needed by
3840 indirect inlining; update clones.
3841 (ipcp_generate_summary): Break out of ipcp_driver.
3842 (ipcp_driver): Do only execution and transformation.
3843 (pass_ipa_cp): Make IPA_PASS.
3844 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
3846 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
3847 ipcp, some info is already available.
3848 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
3849 * tree-inline.c (remap_ssa_name): Unshare expression.
3851 2008-08-21 Richard Guenther <rguenther@suse.de>
3853 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
3854 a PHI ask VN if it is already available.
3855 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
3856 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
3858 2008-08-21 Richard Guenther <rguenther@suse.de>
3861 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
3862 makes sure to produce a result of the correct type.
3864 2008-08-21 Jan Hubicka <jh@suse.cz>
3865 Backport from LTO branch:
3867 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
3868 Jan Hubicka <jh@suse.cz>
3871 (init_state, finish_state, set_function_state, generate_summary):
3873 (scan_stmt): Renamed from scan_function. Changed to keep state in
3874 local static vars rather than cgraph aux field.
3875 (propagate): Renamed from static_execute. Changed to keep state in
3876 local static vars rather than cgraph aux field.
3877 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
3878 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
3880 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
3882 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
3883 * ipa-reference.c (init_function_info, generate_summary,
3884 propagate): New functions.
3885 (analyze_function): Call init_function_info.
3886 (static_execute): Stripped into generate_summary and propagate.
3887 (pass_ipa_reference): Made into ipa_opt_pass.
3889 2008-08-21 Richard Guenther <rguenther@suse.de>
3891 PR tree-optimization/37181
3892 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
3894 (extract_range_from_unary_expr): Likewise.
3896 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3898 * diagnostic.c (pedwarn_at): Rename as pedwarn.
3900 * toplev.h (pedwarn_at): Likewise.
3901 * builtins.c: Update all calls to pedwarn.
3902 * c-lex.c: Likewise.
3903 * toplev.c: Likewise.
3904 * c-tree.h: Likewise.
3905 * c-decl.c: Likewise.
3906 * c-errors.c: Likewise.
3907 * c-typeck.c: Likewise.
3908 * c-common.c: Likewise.
3909 * c-parser.c: Likewise.
3911 2008-08-20 Joseph Myers <joseph@codesourcery.com>
3914 * config/sparc/sparc.c (function_arg_slotno): Handle structure
3915 with MODE_VECTOR_INT mode.
3917 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3920 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
3921 initialized outside the current module.
3922 (warn_uninitialized_var): Ignore left-hand side when walking the
3923 trees. Ignore address expressions. Examine VUSE operands in gimple
3924 statements with a variable declaration on the right-hand side.
3926 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
3929 * rtlanal.c (subreg_offset_representable_p): Revert last change.
3931 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3934 * c-common.c (conversion_warning): Do not warn if applying bit-and
3935 operator to unsigned constant that fits in the target type.
3937 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3940 * c-common.c (conversion_warning): Do not warn for artificial
3943 2008-08-20 Richard Guenther <rguenther@suse.de>
3945 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
3946 (extract_range_from_binary_expr): Fall back to constant propagation.
3947 (extract_range_from_unary_expr): Likewise.
3949 2008-08-20 Richard Guenther <rguenther@suse.de>
3951 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
3952 with TREE_THIS_VOLATILE on shared nodes.
3953 (fold_stmt_r): Likewise.
3955 2008-08-20 Jakub Jelinek <jakub@redhat.com>
3958 * c-parser.c (c_parser_attributes): For keywords use canonical
3959 spelling for attr_name.
3961 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3963 * value-prof.c (check_counter): Revert wrong call to error.
3965 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3967 * profile.c: Update calls to inform.
3968 * value-prof.c: Update calls to inform.
3970 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3972 * diagnostic.c (inform): Add an explicit location_t parameter.
3973 * toplev.h (inform): Update declaration.
3974 * builtins.c: Update all calls to inform.
3975 * c-common.c: Likewise.
3976 * c-decl.c: Likewise.
3977 * c-opts.c: Likewise.
3978 * c-pch.c: Likewise.
3979 * c-pragma.c: Likewise.
3980 * c-typeck.c: Likewise.
3981 * coverage.c: Likewise.
3983 * toplev.c: Likewise.
3984 * tree-cfg.c: Likewise.
3985 * tree-ssa.c: Likewise.
3987 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
3990 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
3991 V2DI mode, for SSE4.1, use movq instead of vector set if the
3992 second element is zero and inter-unit moves are OK.
3994 2008-08-20 Richard Guenther <rguenther@suse.de>
3996 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
3997 properly handle conversion/copy chains after tuplification.
3999 2008-08-20 Richard Guenther <rguenther@suse.de>
4001 * passes.c (init_optimization_passes): Move the second
4002 forwprop pass before alias computation. Remove the second
4003 DCE pass. Remove the first dominator and phi copy/const
4006 2008-08-20 Nick Clifton <nickc@redhat.com>
4008 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
4009 support of this feature. Do not assume that a sufficiently new
4010 assembler will support the feature regardless of the target type.
4011 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
4012 * configure: Regenerate.
4014 2008-08-20 Richard Guenther <rguenther@suse.de>
4016 * tree-vrp.c (found_in_subgraph): Remove.
4017 (live): New global static.
4018 (live_on_edge): New function.
4019 (blocks_visited): Remove.
4020 (register_edge_assert_for_2): Use live_on_edge.
4021 (find_conditional_asserts): Remove code dealing with
4022 found_in_subgraph. Do not walk the CFG.
4023 (find_switch_asserts): Likewise.
4024 (find_assert_locations_1): Renamed from find_assert_locations.
4025 Move finding assert locations for conditional and switch
4026 statements first. Update live bitmap. Do not walk the CFG.
4027 (find_assert_locations): New function.
4028 (insert_range_assertions): Remove entry of CFG walk.
4029 Adjust call to find_assert_locations.
4030 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
4031 that only can appear because of fake exit edges but assert we
4032 never try to insert on those.
4033 (fini_pre): Do not remove fake exit edges here...
4034 (execute_pre): ...but here, before committing edge inserts.
4036 2008-08-19 Richard Guenther <rguenther@suse.de>
4038 * passes.c (init_optimization_passes): Exchange store-ccp
4041 2008-08-19 Rafael Espíndola <espindola@google.com>
4043 * varasm.c (weak_decls): Move earlier in the file.
4044 (assemble_external): Add weak decls to the weak_decls list.
4045 (declare_weak): Don't add decls to the weak_decls list.
4047 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
4050 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
4051 before (sse2_shufpd_<mode>).
4053 2008-08-19 Jakub Jelinek <jakub@redhat.com>
4056 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
4057 * tree.c (block_nonartificial_location): Likewise.
4059 2008-08-19 Richard Guenther <rguenther@suse.de>
4061 PR tree-optimization/35972
4062 PR tree-optimization/23094
4063 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
4065 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
4066 handle MISALIGNED_INDIRECT_REF.
4067 (get_ref_from_reference_ops): New helper.
4068 (vn_reference_lookup_pieces): Walk the use-def chain using the
4069 alias-oracle if requested.
4070 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
4071 walking the use-def chain.
4072 (compute_avail): But not here.
4073 (create_component_ref_by_pieces_1): Properly handle
4074 MISALIGNED_INDIRECT_REF.
4075 (do_regular_insertion): Handle fully redundant
4076 expressions after PHI-translation also for SSA_NAME values, not
4077 only constants. Correctly use edoubleprime for that.
4079 2008-08-19 Ira Rosen <irar@il.ibm.com>
4081 * tree-vectorizer.c (supportable_widening_operation): Support
4082 multi-step conversion, return the number of steps in such conversion
4083 and the required intermediate types.
4084 (supportable_narrowing_operation): Likewise.
4085 * tree-vectorizer.h (vect_pow2): New function.
4086 (supportable_widening_operation): Change argument types.
4087 (supportable_narrowing_operation): Likewise.
4088 (vectorizable_type_promotion): Add an argument.
4089 (vectorizable_type_demotion): Likewise.
4090 * tree-vect-analyze.c (vect_analyze_operations): Call
4091 vectorizable_type_promotion and vectorizable_type_demotion with
4092 additional argument.
4093 (vect_get_and_check_slp_defs): Detect patterns.
4094 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
4096 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
4097 vect_build_slp_tree with correct arguments. Calculate unrolling factor
4098 according to the smallest type in the loop.
4099 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
4100 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
4101 supportable_widening_operation with correct arguments.
4102 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
4103 operands lists according to the number of vector statements in left
4104 or right node, if exists.
4105 (vect_gen_widened_results_half): Remove unused argument.
4106 (vectorizable_conversion): Call supportable_widening_operation,
4107 supportable_narrowing_operation, and vect_gen_widened_results_half
4108 with correct arguments.
4109 (vectorizable_assignment): Change documentation, support multiple
4111 (vectorizable_operation): Likewise.
4112 (vect_get_loop_based_defs): New function.
4113 (vect_create_vectorized_demotion_stmts): Likewise.
4114 (vectorizable_type_demotion): Support loop-aware SLP and general
4115 multi-step conversion. Call vect_get_loop_based_defs and
4116 vect_create_vectorized_demotion_stmts for transformation.
4117 (vect_create_vectorized_promotion_stmts): New function.
4118 (vectorizable_type_promotion): Support loop-aware SLP and general
4119 multi-step conversion. Call vect_create_vectorized_promotion_stmts
4121 (vectorizable_store): Change documentation, support multiple
4123 (vectorizable_load): Likewise.
4124 (vect_transform_stmt): Pass SLP_NODE to
4125 vectorizable_type_promotion and vectorizable_type_demotion.
4126 (vect_schedule_slp_instance): Move here the calculation of number
4127 of vectorized statements for each node from...
4128 (vect_schedule_slp): ... here.
4129 (vect_transform_loop): Call vect_schedule_slp without the last
4132 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
4135 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
4136 to == in assert statement.
4137 (vectorizable_reduction): Fix typo.
4139 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4142 * value-prof.c (check_counter): Dereference pointer to overall
4143 count when printing it.
4145 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4147 * profile.h: Really add it.
4149 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
4151 * mcf.c: Really add it.
4153 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
4154 Vinodha Ramasamy <vinodha@google.com>
4156 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
4158 * value-prof.c (check_counter): Fix the counter if
4159 flag_profile_correction is true.
4160 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
4161 tree_mod_subtract_transform):
4162 Follow check_counter parameter change.
4163 * common.opt (fprofile-correction): New option.
4165 * profile.h: Likewise.
4166 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
4167 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
4168 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
4170 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
4171 flag_profile_correction is set.
4173 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
4175 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
4177 2008-08-18 Tomas Bily <tbily@suse.cz>
4179 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
4180 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
4182 * tree-data-ref.c (split_constant_offset_1): Likewise.
4183 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
4184 * tree-sra.c (sra_walk_expr): Likewise.
4185 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
4186 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
4187 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
4188 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
4190 * gimple.c (gimple_assign_unary_nop_p): Likewise.
4191 * tree-vect-transform.c (vectorizable_type_demotion)
4192 (vectorizable_type_promotion): Likewise.
4193 * tree-inline.c (expand_call_inline):
4194 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
4195 (forward_propagate_addr_expr_1, forward_propagate_comparison)
4196 (tree_ssa_forward_propagate_single_use_vars): Likewise.
4197 * expr.c (expand_expr_real_1): Likewise.
4198 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
4199 (gimple_assign_unary_useless_conversion_p): Likewise.
4200 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4201 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
4202 * fold-const.c (fold_unary): Likewise.
4203 * tree.h (CONVERT_EXPR_P): Likewise.
4204 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
4205 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
4207 (register_edge_assert_for_2, extract_range_from_unary_expr)
4208 (register_edge_assert_for_1): Likewise.
4210 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4212 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
4213 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
4214 (enum real_value_const): Delete.
4215 (get_real_const): Delete.
4216 * real.c (get_real_const): Delete.
4217 (dconst_e_ptr): Define.
4218 (dconst_third_ptr): Define.
4219 (dconst_sqrt2_ptr): Define.
4220 * builtins.c: Update all callers.
4222 2008-08-18 Richard Guenther <rguenther@suse.de>
4224 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
4225 statement iterator after statement removal.
4227 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
4229 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
4230 (detect_processor_freebsd): Likewise.
4231 (host_detect_local_cpu): Call newly added functions for FreeBSD.
4233 2008-08-18 Richard Guenther <rguenther@suse.de>
4235 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
4236 and loads have the correct types.
4238 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4241 * c-opts.c (cpp_opts): Remove static.
4242 * c-parser.c (cpp_opts): Declare it extern.
4243 (disable_extension_diagnostics): Handle cpp options.
4244 (enable_extension_diagnostics): Likewise.
4246 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4248 * diagnostics.c (permerror_at): Rename as permerror.
4249 (permerror): Delete.
4250 * toplev.h: Likewise.
4252 2008-08-18 Richard Guenther <rguenther@suse.de>
4254 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
4255 sdse1 and addressables2 passes. Replace dce1 with cddce1.
4256 Move call_cdce before build_alias. Move copyrename2,
4257 cunrolli and ccp2 beafore build_alias. Re-add addressable2
4258 right after final inlining.
4259 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
4260 (pass_build_cfg): But instead via TODO_dump_func.
4262 2008-08-18 Richard Guenther <rguenther@suse.de>
4264 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
4266 (scalarize_init): If we failed to generate some initializers
4267 do not generate zeros for not instantiated members. Instead
4268 rely on the copy out.
4269 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
4270 about missing flow-sensitive alias info only if we have
4273 2008-08-17 Nick Clifton <nickc@redhat.com>
4275 * doc/extend.texi (Function Attributes): Fix typo in description
4276 if hot function attribute.
4278 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
4279 Richard Sandiford <rdsandiford@googlemail.com>
4281 * doc/install.texi (--with-mips-plt): Document.
4282 * doc/invoke.texi (-mplt, -mno-plt): Document.
4283 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
4284 and handle ${with_mips_plt}.
4285 * config/mips/mips.opt (mplt): New option.
4286 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
4287 (TARGET_ABICALLS_PIC2): Likewise.
4288 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
4289 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
4290 (ASM_SPEC): Use !mabi=* instead of !mabi*.
4291 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
4292 to decide whether to output ".option picX" directives.
4293 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
4294 Pass -call_nonpic rather than -KPIC for -mplt.
4295 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
4296 on the command line. Also remove it when -mabi=64 is used without
4298 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
4299 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
4300 TARGET_ABICALLS_PIC0.
4301 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
4303 (mips16_build_function_stub): Only output ".option pic" directives
4304 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
4305 (mips16_build_call_stub): Fix comment and remove redundant
4306 ".set at"/"set .noat" directives.
4307 (mips_function_rodata_section): Use the default behaviour for
4308 TARGET_ABSOLUTE_ABICALLS.
4309 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
4310 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
4311 (mips_restore_gp): Do nothing if the current function doesn't use
4313 (mips_expand_prologue): Only save $gp if the current function uses it.
4314 Use a normal move for TARGET_ABICALLS_PIC0.
4315 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
4317 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
4319 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
4320 of function when handling GLOBAL_POINTER_REGNUM.
4322 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
4325 * common.opt (-fstack-check): Do not declare the variable here.
4326 (-fstack-check=): New option variant.
4327 * doc/invoke.texi (Code Gen Options): Document it.
4328 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
4329 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
4330 (STACK_CHECK_STATIC_BUILTIN): New macro.
4331 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
4332 * opts.c: Include expr.h.
4333 (common_handle_option) <OPT_fold_stack_check_>: New case.
4334 <OPT_fstack_check>: Likewise.
4335 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
4336 consistently in the test for variable-sized types. Adjust for
4337 new behaviour of flag_stack_check.
4338 * explow.c: Include except.h.
4339 (allocate_dynamic_stack_space): Do not take into account
4340 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
4341 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
4342 for variable-sized parameters. Treat all parameters whose size is
4343 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
4344 stack checking is enabled.
4345 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
4346 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
4347 if generic stack checking is enabled.
4348 (expand_function_end): Adjust for new behaviour of flag_stack_check.
4349 * reload1.c (reload): Likewise.
4350 * stmt.c (expand_decl): Assert that all automatic variables have
4351 fixed size at this point and remove dead code.
4352 * flags.h (stack_check_type): New enumeration type.
4353 (flag_stack_check): Declare.
4354 * toplev.c (flag_stack_check): New global variable.
4355 * Makefile.in (opts.o): Add dependency on EXPR_H.
4356 (explow.o): Add dependency on except.h.
4358 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
4360 * config/avr/avr.c (avr_override_options): Reduce value of
4361 PARAM_INLINE_CALL_COST.
4363 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
4365 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
4366 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
4367 lieu of TYPE_MODE (type) throughout.
4369 2008-08-15 Joseph Myers <joseph@codesourcery.com>
4371 * config/arm/arm.c (add_minipool_backward_ref): Check for
4372 8-byte-aligned entries in second case of forcing insertion after a
4373 particular entry. Change third case to avoid inserting
4374 non-8-byte-aligned entries before 8-byte-aligned ones.
4376 2008-08-15 Richard Guenther <rguenther@suse.de>
4378 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
4379 strip components for unknown size accesses.
4381 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
4383 * config/s390/2097.md New file.
4384 * config/s390/s390.md ("z10prop" attribute): Define none,
4385 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
4386 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
4387 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
4388 possible values and apply them to insns as appropriate.
4389 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
4390 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
4391 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
4392 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
4394 ("bfp" mode attribute): Removed. Every occurence replaced
4396 * config/s390/s390.c (struct "z10_cost"): Updated entries.
4397 * config/s390/2084.md (insn_reservation "x_itof"): Updated
4400 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4403 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
4406 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
4408 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
4409 additional argument. Support reduction when duplication is needed due
4410 to data-types of different sizes in the loop.
4411 (get_initial_def_for_induction): Fix printout.
4412 (vect_get_vec_def_for_stmt_copy): Support case where the
4413 vec_stmt_for_operand is a phi node.
4414 (vectorizable_reduction): Support reduction when duplication is needed
4415 due to data-types of different sizes in the loop.
4416 (vectorizable_call): Remove restriction to not vectorize in case we
4417 have data-types of different sizes in the loop.
4418 (vectorizable_conversion): Likewise.
4419 (vectorizable_operation): Likewise.
4420 (vectorizable_type_demotion): Likewise.
4421 (vectorizable_type_promotion): Likewise.
4422 (vectorizable_induction): Add restriction to not vectorize in case
4423 we have data-types of different sizes in the loop.
4425 2008-08-14 Christophe Saout <christophe@saout.de>
4426 Uros Bizjak <ubizjak@gmail.com>
4429 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
4430 (*vec_concatv2di_rex64_sse4_1): Ditto.
4431 (*vec_concatv2di_rex64_sse): Ditto.
4433 2008-08-14 Jakub Jelinek <jakub@redhat.com>
4436 * fold-const.c (fold_widened_comparison): Do not allow
4437 sign changes that change the result even if shorter type
4438 is wider than arg1_unw's type.
4440 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
4442 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
4443 Skip if the multilib testing specifies -march that does not
4444 agree with the one specified in the testcase.
4446 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4448 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
4449 zero extend SImode values being converted to TFmode before passing
4452 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4454 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
4455 __PPU__ when targeting the Cell/B.E. PPU processor.
4457 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
4459 * gimple.h (gimple_call_set_chain): Accept SSA variables.
4460 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
4461 Rematerialize the static chain, if any.
4462 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
4465 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4467 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
4468 (new_loc_descr): Likewise.
4469 (add_loc_descr): Likewise.
4470 (size_of_loc_descr): Likewise.
4471 (size_of_locs): Likewise.
4472 (output_loc_operands): Likewise.
4473 (output_loc_sequence): Likewise.
4474 (new_reg_loc_descr): New.
4475 (build_cfa_loc): Use it.
4476 (build_cfa_aligned_loc): Likewise.
4477 (one_reg_loc_descriptor): Likewise.
4478 (based_loc_descr): Likewise.
4480 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4483 * doc/invoke.texi (Wmain): Update.
4484 * c-decl.c (start_decl): warn_main is only 0 or 1.
4485 (start_function): Likewise. Fix formatting.
4486 (finish_function): Delete redundant warning.
4487 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
4488 * c-opts (c_common_handle_option): -Wall only has effect if
4489 warn_main is uninitialized. OPT_Wmain is automatically
4490 handled. -pedantic also enables Wmain.
4491 (c_common_post_options): Handle all logic for Wmain here.
4492 * c-common.c (warn_main): Delete.
4493 (check_main_parameter_types): Make pedwarns conditional on
4495 * c-common.h (warn_main): Delete.
4497 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
4500 * expr.c (emit_group_store): Allocate stack temp with the
4501 largest alignment when copying from register to stack.
4503 2008-08-13 Richard Guenther <rguenther@suse.de>
4505 * tree.h (maybe_fold_offset_to_address): Declare.
4506 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
4507 (ccp_fold): Handle pointer conversions the same as fold_stmt.
4508 Likewise for POINTER_PLUS_EXPR.
4509 (maybe_fold_offset_to_reference): Enable disabled code.
4510 (maybe_fold_offset_to_address): New function.
4511 (fold_stmt_r): Use it.
4512 (fold_gimple_assign): Likewise.
4513 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
4514 (gimplify_expr): Likewise.
4516 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4518 * toplev.h (pedwarn_at): Fix declaration.
4520 2008-08-13 Joseph Myers <joseph@codesourcery.com>
4522 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
4523 LINK_SPEC): Use %R in -Y P argument.
4525 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4528 * diagnostic.c (pedwarn_at): New.
4529 * toplev.h (pedwarn_at): Declare.
4530 * c-tree.h (build_enumerator): Update declaration.
4531 * c-decl.c (finish_enum): Update comment.
4532 (build_enumerator): Take a location parameter. Give a pedwarn but do
4533 not perform any conversion.
4534 * c-parser.c (c_parser_enum_specifier): Set correct location for
4537 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4540 * c-common.c (conversion_warning): Use a switch. Ignore boolean
4541 expressions except for conversions to signed:1 bitfields. Handle
4542 COND_EXPR with constant operands.
4544 2008-08-13 Richard Guenther <rguenther@suse.de>
4546 PR tree-optimization/15255
4547 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
4548 (struct oecount_s): New struct and VEC types.
4550 (oecount_hash): New function.
4551 (oecount_eq): Likewise.
4552 (oecount_cmp): Likewise.
4553 (zero_one_operation): New function.
4554 (build_and_add_sum): Likewise.
4555 (undistribute_ops_list): Perform un-distribution of multiplication
4556 and division on the chain of summands.
4557 (should_break_up_subtract): Also break up subtracts for factors.
4558 (reassociate_bb): Delete dead visited statements.
4559 Call undistribute_ops_list. Re-sort and optimize if it did something.
4560 * passes.c (init_optimization_passes): Move DSE before
4562 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
4565 2008-08-12 Janis Johnson <janis187@us.ibm.com>
4567 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
4569 * doc/invoke.texi: Revert unintended checkin.
4571 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
4574 * gcc.c (include_spec_function): Tweak call to find_a_file.
4576 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4579 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
4580 and TRUTH_ORIF_EXPR.
4581 * dojump.c (do_jump): Likewise.
4583 PR tree-optimization/37084
4584 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
4585 if id->regimplify, don't assume stmt is a cast assignment.
4587 2008-08-12 Anatoly Sokolov <aesok@post.ru>
4589 * final.c (final_scan_insn): Use app_enable/app_disable functions.
4591 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4594 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
4597 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4599 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
4600 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
4602 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
4603 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
4604 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
4605 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
4606 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
4608 * doc/tm.texi (Storage Layout): Remove documentation for
4609 TARGET_FLOAT_FORMAT.
4611 * simplify-rtx.c (simplify_binary_operation_1): Replace
4612 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
4614 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4616 * real.h (struct real_format): New member has_sign_dependent_rounding.
4617 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
4618 spu_single_format, ieee_double_format, mips_double_format,
4619 motorola_double_format, ieee_extended_motorola_format,
4620 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4621 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4622 mips_extended_format, ieee_quad_format, mips_quad_format,
4623 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4624 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4626 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4627 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4628 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
4629 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
4630 (ROUND_TOWARDS_ZERO): Likewise.
4632 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
4633 (FLOAT_MODE_FORMAT): New macro.
4634 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
4635 (MODE_COMPOSITE_P): ... this new macro.
4636 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4637 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
4638 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
4640 * flags.h: Include "real.h".
4642 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
4643 REAL_MODE_FORMAT_COMPOSITE_P.
4644 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
4646 * doc/tm.texi (Storage Layout): Remove documentation of
4647 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
4648 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
4649 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
4650 they only apply to libgcc2.a.
4652 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4654 * config/spu/float_disf.c: New file.
4655 * config/spu/float_unsdisf.c: New file.
4656 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
4657 (LIB2FUNCS_EXCLUDE): Define.
4659 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4660 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4662 * real.h (struct real_format): New member round_towards_zero.
4663 * real.c (round_for_format): Respect fmt->round_towards_zero.
4664 (ieee_single_format, mips_single_format, motorola_single_format,
4665 spu_single_format, ieee_double_format, mips_double_format,
4666 motorola_double_format, ieee_extended_motorola_format,
4667 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
4668 ieee_extended_intel_96_round_53_format, ibm_extended_format,
4669 mips_extended_format, ieee_quad_format, mips_quad_format,
4670 vax_f_format, vax_d_format, vax_g_format): Initialize it.
4671 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
4673 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
4674 real_format to choose rounding mode when calling MPFR functions.
4675 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
4676 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
4678 * real.h (real_to_decimal_for_mode): Add prototype.
4679 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
4680 Respect target rounding mode when generating decimal representation.
4681 (real_to_decimal): New stub for backwards compatibility.
4682 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
4683 real_to_decimal_for_mode instead of real_to_decimal.
4685 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
4687 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4688 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
4690 * real.c (spu_single_format): New variable.
4691 * real.h (spu_single_format): Declare.
4693 * config/spu/spu.c (spu_override_options): Install SFmode format.
4694 (spu_split_immediate): Use integer mode to operate on pieces of
4695 floating-point values in all cases.
4697 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
4698 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
4699 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
4701 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4703 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
4705 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4707 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
4709 2008-08-12 Jakub Jelinek <jakub@redhat.com>
4712 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
4713 on the VAR_DECL instead of TYPE_READONLY on its type.
4715 2008-08-12 Ira Rosen <irar@il.ibm.com>
4717 * tree-vectorizer.c: Depend on langhooks.h.
4718 (supportable_widening_operation): Add two arguments. Support double
4720 (supportable_narrowing_operation): Likewise.
4721 * tree-vectorizer.h (supportable_widening_operation): Add two
4723 (supportable_narrowing_operation): Likewise.
4724 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
4725 supportable_widening_operation with correct arguments.
4726 * tree-vect-transform.c (vectorizable_conversion): Likewise.
4727 (vectorizable_type_demotion): Support double type conversions.
4728 (vectorizable_type_promotion): Likewise.
4729 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
4731 2008-08-11 Michael Matz <matz@suse.de>
4733 * i386/i386.c (override_options): Move initialisation from
4734 flag_schedule_insns_after_reload to here from ...
4735 (optimization_options): ... here.
4737 2008-08-11 Jakub Jelinek <jakub@redhat.com>
4739 PR rtl-optimization/36998
4740 * dwarf2out.c (compute_barrier_args_size_1,
4741 compute_barrier_args_size): Temporarily remove assertions.
4743 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4746 * tree-ssa.c (struct walk_data): Add new flag
4747 warn_possibly_uninitialized.
4748 (warn_uninitialized_var): Use it.
4749 (warn_uninitialized_vars): New.
4750 (execute_early_warn_uninitialized): Call it.
4751 (execute_late_warn_uninitialized): Likewise.
4753 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
4756 * reload1.c (gen_reload): Guard calls to get_secondary_mem
4759 2008-08-09 Jan Hubicka <jh@suse.cz>
4762 * optabs.c (maybe_emit_unop_insn): Remove produced code if
4764 (expand_fix): Be prepared for expansion to fail.
4765 (expand_sfix_optab): Remove instructions if expansion failed.
4767 2008-08-09 Anatoly Sokolov <aesok@post.ru>
4769 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
4771 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
4772 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
4774 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4776 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
4777 mips/t-libgcc-mips16 to tmake_file.
4778 * config/mips/mips-protos.h (mips_call_type): New enum.
4779 (mips_pic_base_register, mips_got_load): Declare.
4780 (mips_restore_gp): Take an rtx argument.
4781 (mips_use_pic_fn_addr_reg_p): Declare.
4782 (mips_expand_call): Replace the sibcall_p argument with
4783 a mips_call_type argument. Add a lazy_p parameter.
4784 (mips_split_call): Declare.
4785 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
4786 (MIPS16_PIC_TEMP): Likewise.
4787 (reg_class): Delete M16_NA_REGS.
4788 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4789 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
4790 (mips_split_hi_p): Declare.
4791 * config/mips/mips.c (mips_split_hi_p): New array.
4792 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
4793 (mips_got_symbol_type_p): New function.
4794 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
4795 (mips16_stub_function_p): New function.
4796 (mips16_local_function_p): Likewise.
4797 (mips_use_pic_fn_addr_reg_p): Likewise.
4798 (mips_cannot_force_const_mem): Return false for HIGHs.
4799 Extend CONST_INT and symbolic handling to MIPS16, using
4800 mips_symbol_insns to check that the base symbol type is a
4801 legitimate constant. Reject GOT-based constants if
4802 TARGET_MIPS16_PCREL_LOADS.
4803 (mips_const_insns): Check targetm.cannot_force_const_mem when
4804 decomposing a symbolic base and a large offset.
4805 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
4806 When calling a function that needs $25 from MIPS16 code,
4807 move the target address into $25 separately and add a USE
4809 (mips16_gp_pseudo_reg): Insert the initializer immediately
4810 before the first real insn.
4811 (mips_pic_base_register, mips_got_load): New functions.
4812 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
4813 parameter to LOW_OUT. Say that it can be any valid SET_SRC
4814 when splitting a load-address operation. Split SYMBOL_GOT_DISP
4815 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
4816 (mips_call_tls_get_addr): Update the call to mips_expand_call,
4817 also passing NULL_RTX rather than const0_rtx as the aux argument.
4818 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
4819 instead of TARGET_EXPLICIT_RELOCS.
4820 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
4821 (mips_load_call_address): Replace the sibcall_p argument with
4822 a mips_call_type argument. Use mips_got_load.
4823 (mips16_local_alias): New structure.
4824 (mips16_local_aliases): New variable.
4825 (mips16_local_aliases_hash): New function.
4826 (mips16_local_aliases_eq): Likewise.
4827 (mips16_local_alias): Likewise.
4828 (mips16_stub_function): Likewise.
4829 (mips16_build_function_stub): Create a local alias for the target
4830 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
4831 .cpload directive and an R_MIPS_NONE relocation for the target
4832 function, then load the alias rather than the function itself.
4833 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
4834 (mips16_copy_fpr_return_value): Use mips16_stub_function and
4835 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
4836 (mips16_build_call_stub): Replace the FN parameter with an
4837 FN_PTR parameter. Force the address into a register if it
4838 isn't a call_insn_operand; don't rely on the caller to do this.
4839 If a call to a locally-defined and locally-binding MIPS16
4840 function must be made indirectly, redirect the call to the
4841 function's local alias. Use mips16_stub_function_p,
4842 mips16_stub_function, mips_expand_call and use_reg.
4843 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
4844 Use explicit %hi and %lo accesses where possible.
4845 Use MIPS_CALL to generate the correct code form of a
4846 jal instruction. Add clobbers of $18 instead of uses.
4847 Update the call to mips_emit_call_insn.
4848 (mips_expand_call): Replace the SIBCALL_P argument with a
4849 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
4850 Take a LAZY_P parameter. Call mips16_build_call_stub first,
4851 allowing it to modify the call address. Update the calls to
4852 mips_load_call_address and mips_emit_call_insn.
4853 (mips_split_call): New function.
4854 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
4855 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
4856 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
4857 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
4858 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
4860 (mips_cprestore_slot): New function.
4861 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
4862 and use mips_cprestore_slot.
4863 (mips_output_function_prologue): Handle TARGET_MIPS16 for
4865 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
4866 then use a copygp_mips16 instruction to set up $28.
4867 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
4868 (mips16_lay_out_constants): Call split_all_insns_noflow.
4869 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
4870 false if TARGET_MIPS16.
4871 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
4872 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
4873 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
4874 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
4875 MIPS16 code. Allow MIPS16 o32 PIC.
4876 (mips_override_options): Allow MIPS16 o32 PIC.
4877 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
4878 after reload if TARGET_USE_GOT.
4879 (UNSPEC_COPYGP): New constant.
4880 (length): Use a default length of 8 for MIPS16 GOT loads.
4881 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
4882 (*got_page<mode>): Check mips_split_hi_p.
4883 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
4884 (unspec_got<mode>, unspec_call<mode>): New expanders.
4885 (load_got<mode>, load_call<mode>): Remove the length attributes.
4886 Use a got attribute instead of a type attribute.
4887 (copygp_mips16): New insn.
4888 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
4889 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
4890 (sibcall, sibcall_value, call, call_value): Update the calls
4891 to mips_expand_call.
4892 (call_internal, call_value_internal): Use mips_split_call.
4893 (call_value_multiple_internal): Likewise.
4894 (call_split): Move after call_internal (the insn it is split from).
4895 (call_internal_direct, call_value_internal_direct): Turn into
4896 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
4897 (call_direct_split, call_value_direct_split): New patterns.
4898 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
4899 and use M16_REGS instead of M16_NA_REGS.
4900 * config/mips/predicates.md (const_call_insn_operand): Replace
4901 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
4902 mips_use_pic_fn_addr_reg_p check.
4903 (move_operand): Reject HIGHs if mips_split_hi_p.
4904 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
4905 (__mips16_floatunsisf): Inline __mips16_floatsisf.
4906 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
4907 * config/mips/libgcc-mips16.ver: New file.
4908 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
4909 $(srcdir)/config/mips/libgcc-mips16.ver.
4911 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4913 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
4914 (mips_unspec_address, mips_unspec_offset_high): Likewise.
4915 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
4916 (mips16_cfun_returns_in_fpr_p): Likewise.
4918 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4920 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
4921 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
4922 rather than 4 to PC.
4924 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4926 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
4927 (FUNCTION_PROFILER): Save the static chain pointer into $2
4928 beforehand and restore it aftewards.
4929 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
4930 address directly into $25 and call the function through $25;
4931 do not clobber $3. Pad the DImode version to cover the space
4932 left by the deleted $25 <- $3 move.
4933 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
4934 the removal of the $25 <- $3 move.
4935 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
4936 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
4938 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
4939 Daniel Jacobowitz <dan@codesourcery.com>
4941 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
4942 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
4943 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
4944 * config/mips/mips.c (mips_start_function_definition): New function.
4945 (mips_end_function_definition): Likewise.
4946 (mips_output_function_prologue): Use mips_start_function_definition.
4947 (mips_output_function_epilogue): Use mips_end_function_definition.
4948 (build_mips16_function_stub): Use mips_start_function_definition
4949 and mips_end_function_definition.
4950 (build_mips16_call_stub): Likewise.
4952 2008-08-09 Richard Guenther <rguenther@suse.de>
4954 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
4955 * gimple.h (gimple_call_fn): Adjust comment.
4956 (gimple_call_set_fndecl): New function.
4957 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
4958 longer having bare FUNCTION_DECL operand.
4959 (gimple_call_return_type): Likewise.
4960 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
4962 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
4963 (gimple_mod_pow2): Likewise.
4964 (gimple_mod_subtract): Likewise.
4965 (gimple_ic): Likewise.
4966 (gimple_stringop_fixed_value): Likewise.
4967 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
4968 longer having bare FUNCTION_DECL operand.
4969 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
4970 * omp-low.c (optimize_omp_library_calls): Likewise.
4971 * cgraphunit.c (update_call_expr): Likewise.
4972 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
4973 (execute_convert_to_rsqrt): Likewise.
4974 * cfgexpand.c (gimple_to_tree): Simplify.
4975 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
4976 bare FUNCTION_DECL operand.
4977 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
4978 (convert_gimple_call): Use gimple_call_fndecl.
4979 * c-common.c (c_warn_unused_result): Likewise.
4981 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4984 * c-typeck.c (digest_init): Call verify_sequence_points from here.
4985 (c_finish_return): Likewise.
4986 (c_start_case): Likewise.
4987 * c-common.c (warn_for_collisions_1): Use explicit location in
4989 * c-parser.c (c_parser_condition): New. Call
4990 verify_sequence_points.
4991 (c_parser_paren_condition): Call c_parser_condition.
4992 (c_parser_for_statement): Call c_parser_condition.
4994 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
4997 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
4998 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
4999 Moved from diagnostic.h
5000 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
5002 (emit_diagnostic): New.
5003 (warning0, pedwarn0): Delete.
5004 (warning, warning_at, pedwarn, permerror): Return bool.
5005 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
5006 Moved to diagnostic.c.
5007 (struct diagnostic_context): Use correct type for
5008 classify_diagnostic.
5009 (diagnostic_report_diagnostic): Update declaration.
5010 (emit_diagnostic): Declare.
5011 * errors.c (warning): Return bool.
5012 * errors.h (warning): Update declaration.
5013 * toplev.h (warning0, pedwarn0): Delete.
5014 (warning, warning_at, pedwarn, permerror): Return bool.
5015 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
5016 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
5017 inform. Update all calls.
5018 (diagnose_mismatched_decls): Check return value of warning/pedwarn
5019 before giving informative note.
5020 (implicit_decl_warning): Likewise.
5021 * c-typeck.c (build_function_call): Likewise.
5022 * tree-sssa.c (warn_uninit): Likewise.
5023 * builtins.c (gimplify_va_arg_expr): Likewise.
5025 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5028 * doc/invoke.texi (-Wextra): Move warning from here...
5029 (-Wuninitialized): ... to here.
5031 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5034 * flags.h (set_Wunused): Delete
5035 * toplev.c (process_options): Handle Wunused flags here.
5036 * opts.c (maybe_warn_unused_parameter): Delete.
5037 (common_handle_option): Replace set_Wunused by warn_unused.
5038 (set_Wextra): Do not handle Wunused-parameter here.
5039 (set_Wunused): Delete.
5040 * c-opts.c (c_common_handle_option): Replace set_Wunused by
5042 * common.opt (Wunused): Add Var and Init.
5043 (Wunused-function): Likewise.
5044 (Wunused-label): Likewise.
5045 (Wunused-parameter): Likewise.
5046 (Wunused-value): Likewise.
5047 (Wunused-variable): Likewise.
5049 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
5051 * doc/invoke.texi: Add cpu_type power7.
5052 * config.in (HAVE_AS_VSX): New.
5053 * config.gcc: Add cpu_type power7.
5054 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
5056 * configure: Regenerate.
5057 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
5059 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
5060 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
5061 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
5063 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
5065 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
5066 type to vectorize.builtin_conversion.
5067 (vectorizable_conversion): Likewise.
5068 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
5069 integral type as input.
5070 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
5072 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
5073 and ALTIVEC_BUILTIN_VCTSXS.
5074 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
5077 2008-08-08 Richard Guenther <rguenther@suse.de>
5079 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
5080 (surely_varying_stmt_p): Calls are varying only if they are
5081 non-builtin and not indirect or have no result.
5082 (ccp_fold): Re-instantiate code before the tuples merge.
5084 2008-08-08 Richard Guenther <rguenther@suse.de>
5086 PR tree-optimization/37056
5087 * gimple.h (gimple_assign_rhs_class): New helper function.
5088 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
5089 unary operations properly.
5091 2008-08-07 Jan Hubicka <jh@suse.cz>
5093 * i386.h (ix86_size_cost): Declare.
5094 (ix86_cur_cost): New function macro.
5095 * i386.md (peepholes expanding size and splitters): Predicate by
5096 optimize_insn_for_speed_p.
5097 (peepholes reduce size and splitters): Predicate by
5098 optimize_insn_for_size_p.
5099 * i386.c (ix86_size_cost): Rename from ...
5100 (size_cost): This one.
5101 (override_options): Update.
5102 (decide_alg): Likewise.
5103 (ix86_expand_clear): Use RTL profile.
5104 (ix86_pad_returns): Use RTL profile.
5106 2008-08-07 Jan Hubicka <jh@suse.cz>
5108 * recog.c (split_all_insns): Set RTL profile
5109 (peephole2_optimize): Likewise.
5110 * function.c (thread_prologue_and_epilogue_insns): Likewise.
5111 * combine.c (combine_instructions): Likewise.
5113 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5115 * c-common.c (c_common_reswords): Also warn about keyword "bool".
5117 2008-08-07 Bob Wilson <bob.wilson@acm.org>
5119 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
5120 value in a6 after the set_frame_ptr insn.
5122 2008-08-07 Richard Henderson <rth@redhat.com>
5125 * gcc.c (cpp_options): Pass along -g*.
5127 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5129 * config/arm/arm.c (output_move_neon): Update comment describing
5130 big-endian vector layout.
5131 (arm_assemble_integer): Do not handle big-endian NEON vectors
5133 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
5134 neon_vget_lane<mode>_sext_internal,
5135 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
5136 element indices for big-endian.
5138 2008-08-07 Richard Henderson <rth@redhat.com>
5140 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
5141 * configure, config.in: Rebuild.
5142 * debug.h (dwarf2out_do_cfi_asm): Declare.
5143 * c-cppbuiltin.c (c_cpp_builtins): Use it.
5144 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
5145 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
5146 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
5148 2008-08-07 Joseph Myers <joseph@codesourcery.com>
5150 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
5151 movv2si_internal): Combine into mov<mode>_internal.
5152 (movv2si_internal_2): Remove.
5154 2008-08-07 Jan Hubicka <jh@suse.cz>
5157 * i386.md (single stringop patterns): Enable unconditionally.
5159 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
5162 * config/i386/emmintrin.h (_mm_move_epi64): Use
5163 __builtin_ia32_movq128.
5165 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
5166 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
5168 * config/i386/sse.md (sse2_movq128): New.
5170 * doc/extend.texi: Document __builtin_ia32_movq128.
5172 2008-08-07 Richard Guenther <rguenther@suse.de>
5175 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
5176 pointers can access anything.
5178 2008-08-06 Jan Hubicka <jh@suse.cz>
5180 * optabs.c (emit_unop_insn): Break out to ...
5181 (maybe_emit_unop_insn): ... this one.
5182 (expand_sfix_optab): Use maybe variant.
5183 * optabs.h (maybe_emit_unop_insn): Declare.
5185 * i386.md (mov0 patterns): Enable by default.
5186 (FP conversion expanders): Disable expansion of code expanding
5187 sequences when instruction should be optimized for size.
5188 (single strinop patterns): Enable when optimizing for size.
5189 (string expanders): Disable expanding of code expanding sequences
5190 when optimizning instruction for size.
5191 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
5193 (ix86_fp_comparison_sahf_cost): Likewise.
5194 (ix86_expand_branch): Likewise.
5195 (ix86_expand_ashl_const): Likewise.
5196 (ix86_split_ashl): Likewise.
5197 (ix86_expand_strlen): Likewise.
5198 (ix86_emit_fp_unordered_jump): Likewie.
5200 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5202 * c-common.c: Fix typo.
5203 (c_common_reswords): Activate more C++ keyword warnings.
5205 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
5207 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5210 * diagnostic.c (permerror_at): New.
5211 * toplev.h (permerror_at): Declare.
5213 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
5214 Ira Rosen <irar@il.ibm.com>
5216 * tree-vect-transform.c (vect_model_simple_cost): Return
5217 immediately if stmt is pure SLP.
5218 (vect_model_store_cost): Ditto.
5219 (vect_model_load_cost): Ditto.
5220 (vectorizable_store): Remove PURE_SLP check before call
5221 to vect_model_store_cost.
5222 (vect_model_store_cost): When checking whether stmt describe
5223 strided access, add a check that it is not slp_node.
5225 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5228 * c-common.c (warn_for_sign_compare): New. Handle separately the
5229 case that 'constant' is zero.
5230 * c-typeck.c (build_binary_op): Move code to c-common.c
5232 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5234 * config/alpha/alpha.c (alpha_preferred_reload_class,
5235 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
5236 alpha_output_mi_thunk_osf): Avoid C++ keywords.
5237 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
5238 * config/arm/arm.md: Likewise.
5239 * config/avr/avr-protos.h (preferred_reload_class,
5240 test_hard_reg_class, avr_simplify_comparison_p,
5241 out_shift_with_cnt, class_max_nregs): Likewise.
5242 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
5243 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
5244 preferred_reload_class, test_hard_reg_class): Likewise.
5245 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
5246 bfin_memory_move_cost, bfin_secondary_reload,
5247 bfin_output_mi_thunk): Likewise.
5248 * config/crx/crx.c (crx_secondary_reload_class,
5249 crx_memory_move_cost): Likewise.
5250 * config/frv/frv-protos.h (frv_secondary_reload_class,
5251 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
5252 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
5253 frv_secondary_reload_class, frv_class_likely_spilled_p,
5254 frv_class_max_nregs): Likewise.
5255 * config/h8300/h8300.c (h8300_classify_operand,
5256 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
5258 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
5259 * config/ia64/ia64.c (ia64_preferred_reload_class,
5260 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
5261 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
5262 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
5264 * config/m68hc11/m68hc11.c (preferred_reload_class,
5265 m68hc11_memory_move_cost): Likewise.
5266 * config/mcore/mcore.c (mcore_secondary_reload_class,
5267 mcore_reload_class): Likewise.
5268 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
5269 mips_class_max_nregs, mips_cannot_change_mode_class,
5270 mips_preferred_reload_class, mips_secondary_reload_class,
5271 mips_output_mi_thunk): Likewise.
5272 * config/mmix/mmix.c (mmix_preferred_reload_class,
5273 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
5275 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
5277 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
5278 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
5279 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5280 * config/rs6000/rs6000.c (paired_expand_vector_init,
5281 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
5282 compare_section_name, rs6000_memory_move_cost): Likewise.
5283 * config/s390/s390.c (s390_emit_compare_and_swap,
5284 s390_preferred_reload_class, s390_secondary_reload,
5285 legitimize_pic_address, legitimize_tls_address,
5286 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
5287 s390_class_max_nregs): Likewise.
5288 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
5289 * config/s390/s390.md: Likewise.
5290 * config/score/score-protos.h (score_secondary_reload_class,
5291 score_preferred_reload_class): Likewise.
5292 * config/score/score.c (score_preferred_reload_class,
5293 score_secondary_reload_class): Likewise.
5294 * config/score/score3.c (score3_output_mi_thunk,
5295 score3_preferred_reload_class, score3_secondary_reload_class,
5296 score3_hard_regno_mode_ok): Likewise.
5297 * config/score/score3.h (score3_preferred_reload_class,
5298 score3_secondary_reload_class): Likewise.
5299 * config/score/score7.c (score7_output_mi_thunk,
5300 score7_preferred_reload_class, score7_secondary_reload_class,
5301 score7_hard_regno_mode_ok): Likewise.
5302 * config/score/score7.h (score7_preferred_reload_class,
5303 score7_secondary_reload_class): Likewise.
5304 * config/sh/sh.c (prepare_move_operands, output_far_jump,
5305 output_branchy_insn, add_constant, gen_block_redirect,
5306 sh_insn_length_adjustment, sh_cannot_change_mode_class,
5307 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
5309 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
5310 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
5311 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
5312 xstormy16_preferred_reload_class): Likewise.
5313 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
5314 xtensa_expand_atomic, override_options,
5315 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
5317 * reorg.c (try_merge_delay_insns): Likewise.
5318 * tree.c (merge_dllimport_decl_attributes): Likewise.
5320 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
5322 2008-08-06 Michael Matz <matz@suse.de>
5324 * Makefile.in (write_entries_to_file): Quote words.
5325 * gengtype.c: (read_input_line): Skip over leading white-space.
5327 2008-08-06 Marc Gauthier <marc@tensilica.com>
5329 * config.gcc: Match more processor names for Xtensa.
5330 * configure.ac: Likewise.
5331 * doc/install.texi (Specific): Likewise.
5332 * configure: Regenerate.
5334 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5336 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
5337 * calls.c (avoid_likely_spilled_reg): Likewise.
5338 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
5339 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
5340 * config/i386/i386.c (ix86_expand_special_args_builtin,
5341 ix86_secondary_reload): Likewise.
5342 * except.c (struct eh_region, gen_eh_region_catch,
5343 remove_unreachable_regions, duplicate_eh_regions,
5344 assign_filter_values, build_post_landing_pads,
5345 sjlj_find_directly_reachable_regions, remove_eh_handler,
5346 reachable_next_level, foreach_reachable_handler,
5347 can_throw_internal_1, can_throw_external_1,
5348 collect_one_action_chain): Likewise.
5349 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
5350 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
5351 * function.c (update_temp_slot_address, instantiate_new_reg,
5352 instantiate_virtual_regs_in_rtx,
5353 instantiate_virtual_regs_in_insn): Likewise.
5354 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
5355 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
5356 gimplify_cleanup_point_expr): Likewise.
5357 * ipa-cp.c (ipcp_lattice_changed): Likewise.
5358 * passes.c (next_pass_1): Likewise.
5359 * print-tree.c (print_node_brief, print_node): Likewise.
5360 * profile.c (branch_prob): Likewise.
5361 * tree-dump.c (dump_register): Likewise.
5362 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
5364 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
5365 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
5366 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
5367 copy_arguments_for_versioning, copy_static_chain): Likewise.
5368 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
5369 add_new_name_mapping, register_new_name_mapping): Likewise.
5370 * tree-mudflap.c (mf_xform_derefs): Likewise.
5371 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
5372 get_init_expr, combine_chains): Likewise.
5373 * tree-pretty-print.c (dump_generic_node): Likewise.
5374 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
5375 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
5376 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
5377 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
5379 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5382 * calls.c (expand_call): Use the biggest preferred stack
5385 2008-08-06 Michael Matz <matz@suse.de>
5388 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
5389 for reused reload, instead of overwriting them.
5391 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
5394 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
5395 for incoming stack boundary.
5397 * function.c (assign_parm_find_entry_rtl): Update
5398 parm_stack_boundary.
5400 * function.h (rtl_data): Add parm_stack_boundary.
5402 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
5403 parm_stack_boundary for incoming stack boundary.
5405 2008-08-06 Joseph Myers <joseph@codesourcery.com>
5407 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
5408 for unrepresentable subregs or treat them as equal to other regs
5409 or subregs with the same register number.
5411 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
5414 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
5417 2008-08-06 Jan Hubicka <jh@suse.cz>
5419 * predict.c (maybe_hot_frequency_p): When profile is absent, all
5420 frequencies might be hot.
5422 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
5424 * reload.c (find_reloads): Force constants into literal pool
5425 also if they are wrapped in a SUBREG.
5427 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5430 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
5431 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
5432 Don't allow predicated instructions for data speculation.
5433 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
5436 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5438 * haifa-sched.c (extend_global): Split to extend_global_data and
5439 extend_region_data. Update all uses.
5440 (extend_all): Rename to extend_block_data.
5442 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
5444 * sched-rgn.c (new_ready): Check if instruction can be
5445 speculatively scheduled before attempting speculation.
5446 (debug_rgn_dependencies): Remove wrongful assert.
5448 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5450 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
5452 2008-08-05 Bob Wilson <bob.wilson@acm.org>
5454 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
5455 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
5456 va_size, and type_size.
5458 2008-08-04 Jason Merrill <jason@redhat.com>
5461 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
5462 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
5464 2008-08-05 Richard Henderson <rth@redhat.com>
5466 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
5467 * configure: Rebuild.
5469 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5472 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
5473 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
5476 2008-08-05 Richard Henderson <rth@redhat.com>
5478 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
5479 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
5480 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
5481 * common.opt (fdwarf2-cfi-asm): New.
5482 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
5483 * config.in, configure: Rebuild.
5484 * dwarf2asm.c (dw2_asm_output_data_raw): New.
5485 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
5486 (dw2_force_const_mem): Externalize.
5487 * dwarf2asm.h: Update.
5488 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
5489 generate a real label.
5490 (output_cfi_directive): New.
5491 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
5492 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
5493 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
5495 (dwarf2out_end_epilogue): Emit .cfi_endproc.
5496 (output_loc_operands_raw, output_loc_sequence_raw): New.
5497 (output_cfa_loc_raw): New.
5499 2008-08-05 Paul Brook <paul@codesourcery.com>
5501 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
5502 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
5503 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
5504 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
5505 * config/arm/arm.h (TARGET_VFPD32): Define.
5506 (TARGET_VFP3): Use TARGET_VFPD32.
5507 (fputype): Add FPUTYPE_VFP3D16.
5508 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
5509 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
5510 * config/arm/arm-cores.def: Add cortex-r4f.
5511 * config/arm/arm-tune.md: Regenerate.
5513 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5515 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
5516 Reword some comments throughout the file.
5518 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
5519 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
5520 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
5521 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
5523 (MFC_START_ENABLE): Remove PPU-only define.
5524 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
5525 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
5527 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
5528 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
5529 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
5530 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
5531 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
5532 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
5533 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
5535 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
5536 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
5537 (mfc_sdcrt, mfc_sdcrtst): Likewise.
5538 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
5540 (spu_read_machine_status): Fix typo.
5542 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5544 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
5545 SUBREG of multi-word hard register.
5546 * config/spu/spu.c (valid_subreg): Likewise.
5547 (adjust_operand): Handle SUBREGs of multi-word hard registers.
5549 2008-08-04 Richard Guenther <rguenther@suse.de>
5551 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
5552 the candidate with the stripped base if that base is different
5553 from the original base even for offset zero.
5555 2008-08-04 Richard Guenther <rguenther@suse.de>
5558 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
5559 check for no_overflow.
5561 2008-08-04 Richard Guenther <rguenther@suse.de>
5563 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
5565 2008-08-04 Paul Brook <paul@codesourcery.com>
5567 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
5568 (arm_order_regs_for_local_alloc): New function.
5569 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
5571 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
5573 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5576 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
5577 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
5578 (ix86_expand_epilogue): Likewise.
5580 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
5582 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
5585 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5587 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
5588 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
5589 (*movv2sf_internal_rex64): Ditto.
5591 2008-08-03 Jan Hubicka <jh@suse.cz>
5593 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
5594 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
5595 * expmed.c (expand_smod_pow2): Likewise.
5597 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
5600 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
5601 alternative 0 of operand 1.
5602 (*vec_concatv2di_rex64_sse): Ditto.
5603 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
5605 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
5606 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
5607 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
5608 (*movv2sf_internal_rex64): Ditto.
5610 2008-08-02 Richard Guenther <rguenther@suse.de>
5613 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
5614 (ssedoublesizemode): New mode attribute.
5615 (sse_shufps): Call gen_sse_shufps_v4sf.
5616 (sse_shufps_1): Macroize.
5617 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
5618 (sse2_shufpd_1): Macroize.
5619 (vec_extract_odd, vec_extract_even): New expanders.
5620 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
5621 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
5622 * i386.c (ix86_expand_vector_init_one_nonzero): Call
5623 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
5624 (ix86_expand_vector_set): Likewise.
5625 (ix86_expand_reduc_v4sf): Likewise.
5627 2008-08-01 Doug Kwan <dougkwan@google.com>
5629 * matrix-reorg.c: Re-enable all code.
5630 (struct malloc_call_data): Change CALL_STMT to gimple type.
5631 (collect_data_for_malloc_call): Tuplify.
5632 (struct access_site_info): Change STMT to gimple type.
5633 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
5634 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
5635 (struct free_info): Change STMT to gimple type.
5636 (struct matrix_access_phi_node): Change PHI to gimple type.
5637 (get_inner_of_cast_expr): Remove.
5638 (may_flatten_matrices_1): Tuplify.
5639 (may_flatten_matrices): Ditto.
5640 (mark_min_matrix_escape_level): Ditto.
5641 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
5642 (ssa_accessed_in_call_rhs): New
5643 (ssa_accessed_in_assign_rhs): New
5644 (record_access_alloc_site_info): Tuplify.
5645 (add_allocation_site): Ditto.
5646 (analyze_matrix_allocation_site): Ditto.
5647 (analyze_transpose): Ditto.
5648 (get_index_from_offset): Ditto.
5649 (update_type_size): Ditto.
5650 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
5651 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
5652 (analyze_accesses_for_phi_node): Tuplify.
5653 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
5654 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
5655 (analyze_matrix_accesses): Tuplify.
5656 (check_var_data): New call-back type for check_var_notmodified_p.
5657 (check_var_notmodified_p): Tuplify and use call-back struct to
5658 return statement found.
5659 (can_calculate_expr_before_stmt): Factor out statement related code
5661 (can_calculate_stmt_before_stmt): New.
5662 (check_allocation_function): Tuplify.
5663 (find_sites_in_func): Ditto.
5664 (record_all_accesses_in_func): Ditto.
5665 (transform_access_sites): Ditto.
5666 (transform_allocation_sites): Ditto.
5667 (matrix_reorg): Re-enable.
5668 (gate_matrix_reorg): Re-enable.
5670 2008-08-01 Jakub Jelinek <jakub@redhat.com>
5672 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
5673 for labels for which it hasn't been set yet. If it has been set,
5674 stop walking insns and continue with next worklist item.
5675 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
5676 if the only BARRIER is at the very end of a function.
5678 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5680 * cfgexpand.c (expand_stack_alignment): Assert that
5681 stack_realign_drap and drap_rtx must match.
5683 * function.c (instantiate_new_reg): If DRAP is used to realign
5684 stack, replace virtual_incoming_args_rtx with internal arg
5687 2008-08-01 Richard Guenther <rguenther@suse.de>
5689 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
5690 loop information only if we initialized it.
5691 (execute_pre): Call fini_pre with in_fre.
5692 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
5693 if we do not unroll because we hit max-completely-peeled-insns.
5694 Use our estimation for consistency, do allow shrinking.
5696 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
5698 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
5699 with MIN_STACK_BOUNDARY.
5700 (ix86_update_stack_boundary): Likewise.
5701 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
5704 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
5705 (MIN_STACK_BOUNDARY): This.
5707 2008-08-01 Richard Guenther <rguenther@suse.de>
5710 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
5712 2008-08-01 Richard Guenther <rguenther@suse.de>
5714 PR tree-optimization/36988
5715 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
5716 do not matter if that doesn't change volatile qualification.
5718 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
5720 * configure.ac: Do not generate libada-mk. Do not subst
5722 * libada-mk.in: Remove.
5723 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
5724 * configure: Regenerate.
5726 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
5728 * tree-pass.h: Added comment about not dumping passes with name
5729 starting with star in struct opt_pass.
5730 * passes.c (register_dump_files_1): Don't do dump for a pass with
5731 name starting with star.
5732 * doc/passes.texi (Pass manager): Mention pass names and special
5733 meaning of star prefix to avoid dump.
5735 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
5737 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
5739 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
5740 (ISA_MIPS64R2): New macro.
5741 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
5742 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
5743 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
5744 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
5745 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
5746 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
5747 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
5748 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
5749 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
5750 Move up to keep list alphabetically sorted.
5751 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
5752 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
5754 * doc/invoke.texi (MIPS Options): Add -mips64r2.
5755 (-march=@var{arch}): Add mips64r2.
5757 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5759 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
5761 2008-07-31 Steve Ellcey <sje@cup.hp.com>
5763 * expr.c (expand_assignment): Check for complete type.
5765 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5768 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
5770 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
5771 for stack alignment.
5773 * function.h (rtl_data): Add stack_realign_tried. Update comments.
5775 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
5777 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
5778 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
5780 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5782 PR rtl-optimization/36419
5783 * dwarf2out.c (barrier_args_size): New variable.
5784 (compute_barrier_args_size, compute_barrier_args_size_1): New
5786 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
5787 if not called yet in the current function, use barrier_args_size
5788 array to find the new args_size value.
5789 (dwarf2out_frame_debug): Free and clear barrier_args_size.
5791 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5794 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
5797 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
5800 * dwarf2out.c (dwarf2out_args_size_adjust): New.
5801 (dwarf2out_stack_adjust): Use it.
5802 (dwarf2out_frame_debug_expr): Likewise.
5804 2008-07-31 Richard Guenther <rguenther@suse.de>
5806 PR tree-optimization/36978
5807 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
5808 the generated condition.
5810 2008-07-31 Richard Guenther <rguenther@suse.de>
5812 * passes.c (init_optimization_passes): Always call
5813 pass_early_warn_uninitialized.
5814 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
5815 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
5816 * doc/passes.texi (Warn for uninitialized variables): Adjust.
5818 2008-07-31 Jakub Jelinek <jakub@redhat.com>
5821 * builtins.c (maybe_emit_free_warning): New function.
5822 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
5823 maybe_emit_free_warning for BUILT_IN_FREE.
5826 * dwarf2out.c (get_context_die): New function.
5827 (force_decl_die, force_type_die): Use it.
5828 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
5829 returns NULL, force generation of DW_TAG_typedef and put that into
5832 PR preprocessor/36649
5833 * c-pch.c (c_common_read_pch): Save and restore
5834 line_table->trace_includes across PCH restore.
5836 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
5839 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
5841 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
5844 * final.c (call_from_call_insn): Handle COND_EXEC.
5846 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
5848 * builtins.c (std_gimplify_va_arg_expr): Replace
5849 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
5850 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
5852 2008-07-30 Joey Ye <joey.ye@intel.com>
5853 H.J. Lu <hongjiu.lu@intel.com>
5855 * builtins.c (expand_builtin_setjmp_receiver): Replace
5856 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
5857 (expand_builtin_apply_args_1): Likewise.
5858 (expand_builtin_longjmp): Need DRAP for stack alignment.
5859 (expand_builtin_apply): Likewise.
5861 * caller-save.c (setup_save_areas): Call assign_stack_local_1
5862 instead of assign_stack_local to allow alignment reduction.
5864 * calls.c (emit_call_1): Need DRAP for stack alignment if
5866 (expand_call): Replace virtual_incoming_args_rtx with
5867 crtl->args.internal_arg_pointer.
5868 * stmt.c (expand_nl_goto_receiver): Likewise.
5870 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
5871 alignment and store to stack_alignment_estimated and
5872 max_used_stack_slot_alignment.
5873 (expand_one_var): Likewise.
5874 (expand_stack_alignment): New function.
5875 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
5876 and stack_alignment_estimated fields in rtl_data. Call
5877 expand_stack_alignment at end.
5879 * defaults.h (INCOMING_STACK_BOUNDARY): New.
5880 (MAX_STACK_ALIGNMENT): Likewise.
5881 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
5882 (SUPPORTS_STACK_ALIGNMENT): Likewise.
5884 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
5885 stack alignment when generating virtual registers.
5887 * function.c (assign_stack_local): Renamed to ...
5888 (assign_stack_local_1): This. Add a parameter to indicate
5889 if it is OK to reduce alignment.
5890 (assign_stack_local): Use it.
5891 (instantiate_new_reg): Instantiate virtual incoming args rtx
5892 to vDRAP if stack realignment and DRAP is needed.
5893 (assign_parms): Collect parameter/return type alignment and
5894 contribute to stack_alignment_estimated.
5895 (locate_and_pad_parm): Likewise.
5896 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
5897 with crtl->args.internal_arg_pointer.
5899 * function.h (rtl_data): Add new field drap_reg,
5900 max_used_stack_slot_alignment, stack_alignment_estimated,
5901 stack_realign_needed, need_drap, stack_realign_processed and
5902 stack_realign_finalized.
5903 (stack_realign_fp): New macro.
5904 (stack_realign_drap): Likewise.
5906 * global.c (compute_regsets): Frame pointer is needed when
5907 stack is realigned. Can eliminate frame pointer when stack is
5908 realigned and dynamic realigned argument pointer isn't used.
5910 * reload1.c (update_eliminables): Frame pointer is needed
5911 when stack is realigned.
5912 (init_elim_table): Can eliminate frame pointer when stack is
5913 realigned and dynamic realigned argument pointer isn't used.
5915 * rtl.h (assign_stack_local_1): Declare new funtion.
5917 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
5918 (TARGET_GET_DRAP_RTX): Likewise.
5919 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
5920 TARGET_GET_DRAP_RTX.
5922 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
5924 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
5925 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
5927 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
5928 H.J. Lu <hongjiu.lu@intel.com>
5930 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
5931 vdrap_reg, stack_realign and drap_reg_saved.
5932 (add_cfi): Don't allow redefining CFA when DRAP is used.
5933 (reg_save): Handle stack alignment.
5934 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
5935 alignment. Don't generate DWARF information for (set fp sp)
5937 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
5939 (int_loc_descriptor): Move prototype forward. Also define if
5940 DWARF2_UNWIND_INFO is true.
5941 (output_cfa_loc): Handle DW_CFA_expression.
5942 (build_cfa_aligned_loc): New.
5943 (based_loc_descr): Update assert for stack realign. For local
5944 variables, use sp+offset when stack is aligned without drap and
5945 fp+offset when stack is aligned with drap. For arguments, use
5946 cfa+offset when drap is used to align stack.
5948 2008-07-30 Joey Ye <joey.ye@intel.com>
5949 H.J. Lu <hongjiu.lu@intel.com>
5951 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
5953 (ix86_gen_andsp): New.
5954 (ix86_user_incoming_stack_boundary): Likewise.
5955 (ix86_default_incoming_stack_boundary): Likewise.
5956 (ix86_incoming_stack_boundary): Likewise.
5957 (ix86_can_eliminate): Likewise.
5958 (find_drap_reg): Likewise.
5959 (ix86_update_stack_boundary): Likewise.
5960 (ix86_get_drap_rtx): Likewise.
5961 (ix86_finalize_stack_realign_flags): Likewise.
5962 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
5963 (TARGET_GET_DRAP_RTX): Likewise.
5964 (override_options): Overide option value for new options.
5965 (ix86_function_ok_for_sibcall): Remove check for
5966 force_align_arg_pointer.
5967 (ix86_handle_cconv_attribute): Likewise.
5968 (ix86_function_regparm): Likewise.
5969 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
5970 (ix86_va_start): Replace virtual_incoming_args_rtx with
5971 crtl->args.internal_arg_pointer.
5972 (ix86_select_alt_pic_regnum): Check DRAP register.
5973 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
5974 (ix86_compute_frame_layout): Compute frame layout wrt stack
5976 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
5977 (ix86_expand_prologue): Decide if stack realignment is needed
5978 and generate prologue code accordingly.
5979 (ix86_expand_epilogue): Generate epilogue code wrt stack
5980 realignment is really needed or not.
5982 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
5983 (ABI_STACK_BOUNDARY): Likewise.
5984 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
5985 (STACK_REALIGN_DEFAULT): Likewise.
5986 (INCOMING_STACK_BOUNDARY): Likewise.
5987 (MAX_STACK_ALIGNMENT): Likewise.
5988 (ix86_incoming_stack_boundary): Likewise.
5989 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
5990 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
5991 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
5992 (machine_function): Remove force_align_arg_pointer.
5994 * config/i386/i386.md (BX_REG): New.
5995 (R13_REG): Likewise.
5997 * config/i386/i386.opt (mforce_drap): New.
5998 (mincoming-stack-boundary): Likewise.
5999 (mstackrealign): Add Init(-1).
6001 * config/i386/i386-protos.h (ix86_can_eliminate): New
6003 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
6005 * doc/extend.texi: Update force_align_arg_pointer.
6007 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
6010 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
6011 (INCOMING_STACK_BOUNDARY): Likewise.
6012 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
6013 (TARGET_GET_DRAP_RTX): Likewise.
6015 2008-07-30 Andreas Schwab <schwab@suse.de>
6017 PR rtl-optimization/36929
6018 * dse.c (replace_inc_dec): Use emit_insn_before instead of
6019 add_insn_before and fix argument order.
6020 (replace_inc_dec_mem): Handle NULL rtx.
6022 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
6024 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
6026 (arm_compute_initial_elimination_offset): Use it.
6027 (arm_compute_save_reg_mask): Include static chain save slot when
6028 calculating alignment.
6029 (arm_get_frame_offsets): Ditto.
6030 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
6031 that we can use to decrement the stack when the stack decrement
6032 could be too big for an immediate value in a single insn.
6033 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
6035 2008-07-30 Richard Guenther <rguenther@suse.de>
6037 PR tree-optimization/36967
6038 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
6039 Release defs of statements we remove.
6041 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6043 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
6044 instead of NULL_RTVEC.
6046 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
6050 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
6053 2008-07-30 Rafael Ávila de Espíndola <espindola@google.com>
6055 * final.c (call_from_call_insn): New.
6056 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
6058 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
6060 * configure.ac: Substitute ADA_CFLAGS.
6061 * configure: Regenerate.
6062 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
6063 * Makefile.in: Remove mention of X_* variables.
6064 * config/pa/x-ada-hpux10: Remove.
6065 * config/pa/x-ada: Remove.
6067 * doc/fragments.texi: Update.
6069 2008-07-30 Olivier Hainque <hainque@adacore.com>
6071 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
6072 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
6073 __dso_handle explicitly here.
6075 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6078 * c-typeck.c (build_binary_op): Encapsulate code into...
6079 * c-common.c (shorten_binary_op): ...this new function.
6080 (conversion_warning): Use the new function. Handle non-negative
6081 constant in bitwise-and.
6082 * c-common.h (shorten_binary_op): Declare.
6084 2008-07-30 Olivier Hainque <hainque@adacore.com>
6086 * scan.c (make_sstring_space): Add explicit conversions of
6087 allocator's return value.
6088 * fix-header.c (recognized_function): Likewise.
6090 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6092 * doc/cpp.texi: Update to GFDL 1.2.
6093 * doc/gcc.texi: Do not list GPL as Invariant Section.
6094 * doc/gccint.texi: Likewise. Update copyright years.
6095 * doc/install.texi: Update copyright years.
6097 2008-07-30 Alan Modra <amodra@bigpond.net.au>
6100 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
6101 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
6103 2008-07-29 Jan Hubicka <jh@suse.cz>
6105 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
6106 (grokdeclarator): Likewise.
6107 * langhooks.c (lhd_warn_unused_global_decl): Use
6108 DECL_DECLARED_INLINE_P.
6109 * print-tree.c (print_node): Remove DECL_INLINE check.
6111 2008-07-29 Richard Guenther <rguenther@suse.de>
6113 PR tree-optimization/36945
6114 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
6115 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
6116 Record invariant addresses un-decomposed.
6117 (copy_reference_ops_from_call): Record reference call
6118 arguments properly. Simplify.
6119 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
6120 helper split out from ...
6121 (create_component_ref_by_pieces): ... here. Simplify.
6122 Prepare for recursive invocation for call arguments.
6123 (create_expression_by_pieces): Adjust call to
6124 create_component_ref_by_pieces.
6125 (compute_avail): Process operand 2 of reference ops.
6127 2008-07-29 Richard Guenther <rguenther@suse.de>
6129 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
6131 2008-07-29 Jakub Jelinek <jakub@redhat.com>
6133 * c-format.c (check_format_types): Revert unwanted checkin.
6135 2008-07-29 Jan Hubicka <jh@suse.cz>
6137 * flags.h (flag_really_no_inline): Remove.
6138 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
6139 * toplev.c (flag_really_no_inline): Remove.
6140 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
6141 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
6142 (cgraph_decide_inlining_incrementally): Likewise.
6143 (compute_inline_parameters): Likewise.
6144 * opts.c (decode_options): Simplify.
6145 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
6146 * common.opt (finline): Initialize to 1.
6147 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
6149 2008-07-29 Jan Hubicka <jh@suse.cz>
6151 * predict.c (always_optimize_for_size_p): New function.
6152 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6153 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6154 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
6156 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
6157 * function.c (prepare_function_start): Set default profile.
6158 * function.h (rtl_data): Add maybe_hot_insn_p.
6159 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
6160 (construct_exit_block): Likewise.
6161 (tree_expand_cfg): Likewise.
6163 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
6164 optimize_edge_for_size_p, optimize_edge_for_speed_p,
6165 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
6166 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
6169 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6172 * c-decl.c (merge_decls): Merge USED flags.
6174 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
6176 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
6177 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
6178 next_stack, lab_false and lab_over trees.
6180 2008-07-28 Richard Guenther <rguenther@suse.de>
6182 PR tree-optimization/36957
6183 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
6184 (useless_type_conversion_p): Remove.
6185 (types_compatible_p): Remove.
6186 * gimple.h (tree_ssa_useless_type_conversion): Declare.
6187 (useless_type_conversion_p): Declare.
6188 (types_compatible_p): Declare.
6189 (gimple_expr_type): Return the base type only if it is
6190 trivially convertible to the subtype.
6192 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
6194 * configure.ac: Use the m4_do macro to concatenate the warnings into
6195 one string in ACX_PROG_CC_WARNING_OPTS,
6196 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
6197 * configure: Regenerate.
6199 2008-07-28 Richard Guenther <rguenther@suse.de>
6201 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
6202 (insert_fake_stores): Remove.
6203 (realify_fake_stores): Likewise.
6204 (execute_pre): Remove dead code.
6205 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
6206 (find_func_aliases): Deal with it here instead.
6207 Re-enable gcc_unreachable call.
6209 2008-07-28 Richard Guenther <rguenther@suse.de>
6211 Merge from gimple-tuples-branch.
6213 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
6214 * gimple.def: New file.
6215 * gsstruct.def: Likewise.
6216 * gimple-iterator.c: Likewise.
6217 * gimple-pretty-print.c: Likewise.
6218 * tree-gimple.c: Removed. Merged into ...
6219 * gimple.c: ... here. New file.
6220 * tree-gimple.h: Removed. Merged into ...
6221 * gimple.h: ... here. New file.
6223 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
6224 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
6225 --enable-checking=gimple flag.
6226 * config.in: Likewise.
6227 * configure: Regenerated.
6229 * tree-ssa-operands.h: Tuplified.
6230 * tree-vrp.c: Likewise.
6231 * tree-loop-linear.c: Likewise.
6232 * tree-into-ssa.c: Likewise.
6233 * tree-ssa-loop-im.c: Likewise.
6234 * tree-dump.c: Likewise.
6235 * tree-complex.c: Likewise.
6236 * cgraphbuild.c: Likewise.
6237 * tree-ssa-threadupdate.c: Likewise.
6238 * tree-ssa-loop-niter.c: Likewise.
6239 * tree-pretty-print.c: Likewise.
6240 * tracer.c: Likewise.
6241 * gengtype.c: Likewise.
6242 * tree-loop-distribution.c: Likewise.
6243 * tree-ssa-loop-unswitch.c: Likewise.
6244 * cgraph.c: Likewise.
6245 * cgraph.h: Likewise.
6246 * tree-ssa-loop-manip.c: Likewise.
6247 * value-prof.c: Likewise.
6248 * tree-ssa-loop-ch.c: Likewise.
6249 * tree-tailcall.c: Likewise.
6250 * value-prof.h: Likewise.
6253 * tree-pass.h: Likewise.
6254 * ipa-cp.c: Likewise.
6255 * tree-scalar-evolution.c: Likewise.
6256 * tree-scalar-evolution.h: Likewise.
6257 * target.h: Likewise.
6258 * lambda-mat.c: Likewise.
6259 * tree-phinodes.c: Likewise.
6260 * diagnostic.h: Likewise.
6261 * builtins.c: Likewise.
6262 * tree-ssa-alias-warnings.c: Likewise.
6263 * cfghooks.c: Likewise.
6264 * fold-const.c: Likewise.
6265 * cfghooks.h: Likewise.
6266 * omp-low.c: Likewise.
6267 * tree-ssa-dse.c: Likewise.
6268 * ipa-reference.c: Likewise.
6269 * tree-ssa-uncprop.c: Likewise.
6270 * toplev.c: Likewise.
6271 * tree-gimple.c: Likewise.
6272 * tree-gimple.h: Likewise.
6273 * tree-chrec.c: Likewise.
6274 * tree-chrec.h: Likewise.
6275 * tree-ssa-sccvn.c: Likewise.
6276 * tree-ssa-sccvn.h: Likewise.
6277 * cgraphunit.c: Likewise.
6278 * tree-ssa-copyrename.c: Likewise.
6279 * tree-ssa-ccp.c: Likewise.
6280 * tree-ssa-loop-ivopts.c: Likewise.
6281 * tree-nomudflap.c: Likewise.
6282 * tree-call-cdce.c: Likewise.
6283 * ipa-pure-const.c: Likewise.
6284 * c-format.c: Likewise.
6285 * tree-stdarg.c: Likewise.
6286 * tree-ssa-math-opts.c: Likewise.
6287 * tree-ssa-dom.c: Likewise.
6288 * tree-nrv.c: Likewise.
6289 * tree-ssa-propagate.c: Likewise.
6290 * ipa-utils.c: Likewise.
6291 * tree-ssa-propagate.h: Likewise.
6292 * tree-ssa-alias.c: Likewise.
6293 * gimple-low.c: Likewise.
6294 * tree-ssa-sink.c: Likewise.
6295 * ipa-inline.c: Likewise.
6296 * c-semantics.c: Likewise.
6297 * dwarf2out.c: Likewise.
6299 * tree-ssa-loop-ivcanon.c: Likewise.
6300 * predict.c: Likewise.
6301 * tree-ssa-loop.c: Likewise.
6302 * tree-parloops.c: Likewise.
6303 * tree-ssa-address.c: Likewise.
6304 * tree-ssa-ifcombine.c: Likewise.
6305 * matrix-reorg.c: Likewise.
6306 * c-decl.c: Likewise.
6307 * tree-eh.c: Likewise.
6308 * c-pretty-print.c: Likewise.
6309 * lambda-trans.c: Likewise.
6310 * function.c: Likewise.
6311 * langhooks.c: Likewise.
6312 * ebitmap.h: Likewise.
6313 * tree-vectorizer.c: Likewise.
6314 * function.h: Likewise.
6315 * langhooks.h: Likewise.
6316 * tree-vectorizer.h: Likewise.
6317 * ipa-type-escape.c: Likewise.
6318 * ipa-type-escape.h: Likewise.
6319 * domwalk.c: Likewise.
6320 * tree-if-conv.c: Likewise.
6321 * profile.c: Likewise.
6322 * domwalk.h: Likewise.
6323 * tree-data-ref.c: Likewise.
6324 * tree-data-ref.h: Likewise.
6325 * tree-flow-inline.h: Likewise.
6326 * tree-affine.c: Likewise.
6327 * tree-vect-analyze.c: Likewise.
6328 * c-typeck.c: Likewise.
6329 * gimplify.c: Likewise.
6330 * coretypes.h: Likewise.
6331 * tree-ssa-phiopt.c: Likewise.
6332 * calls.c: Likewise.
6333 * tree-ssa-coalesce.c: Likewise.
6334 * tree.def: Likewise.
6335 * tree-dfa.c: Likewise.
6336 * except.c: Likewise.
6337 * except.h: Likewise.
6338 * cfgexpand.c: Likewise.
6339 * tree-cfgcleanup.c: Likewise.
6340 * tree-ssa-pre.c: Likewise.
6341 * tree-ssa-live.c: Likewise.
6342 * tree-sra.c: Likewise.
6343 * tree-ssa-live.h: Likewise.
6344 * tree-predcom.c: Likewise.
6345 * lambda.h: Likewise.
6346 * tree-mudflap.c: Likewise.
6347 * ipa-prop.c: Likewise.
6348 * print-tree.c: Likewise.
6349 * tree-ssa-copy.c: Likewise.
6350 * ipa-prop.h: Likewise.
6351 * tree-ssa-forwprop.c: Likewise.
6352 * ggc-page.c: Likewise.
6353 * c-omp.c: Likewise.
6354 * tree-ssa-dce.c: Likewise.
6355 * tree-vect-patterns.c: Likewise.
6356 * tree-ssa-ter.c: Likewise.
6357 * tree-nested.c: Likewise.
6358 * tree-ssa.c: Likewise.
6359 * lambda-code.c: Likewise.
6360 * tree-ssa-loop-prefetch.c: Likewise.
6361 * tree-inline.c: Likewise.
6362 * tree-inline.h: Likewise.
6363 * tree-iterator.c: Likewise.
6364 * tree-optimize.c: Likewise.
6365 * tree-ssa-phiprop.c: Likewise.
6366 * tree-vect-transform.c: Likewise.
6367 * tree-object-size.c: Likewise.
6368 * tree-outof-ssa.c: Likewise.
6369 * cfgloop.c: Likewise.
6370 * system.h: Likewise.
6371 * tree-profile.c: Likewise.
6372 * cfgloop.h: Likewise.
6373 * c-gimplify.c: Likewise.
6374 * c-common.c: Likewise.
6375 * tree-vect-generic.c: Likewise.
6376 * tree-flow.h: Likewise.
6377 * c-common.h: Likewise.
6378 * basic-block.h: Likewise.
6379 * tree-ssa-structalias.c: Likewise.
6380 * tree-switch-conversion.c: Likewise.
6381 * tree-ssa-structalias.h: Likewise.
6382 * tree-cfg.c: Likewise.
6383 * passes.c: Likewise.
6384 * ipa-struct-reorg.c: Likewise.
6385 * ipa-struct-reorg.h: Likewise.
6386 * tree-ssa-reassoc.c: Likewise.
6387 * cfgrtl.c: Likewise.
6388 * varpool.c: Likewise.
6390 * tree-ssanames.c: Likewise.
6391 * tree-ssa-threadedge.c: Likewise.
6392 * langhooks-def.h: Likewise.
6393 * tree-ssa-operands.c: Likewise.
6394 * config/alpha/alpha.c: Likewise.
6395 * config/frv/frv.c: Likewise.
6396 * config/s390/s390.c: Likewise.
6397 * config/m32c/m32c.c: Likewise.
6398 * config/m32c/m32c-protos.h: Likewise.
6399 * config/spu/spu.c: Likewise.
6400 * config/sparc/sparc.c: Likewise.
6401 * config/i386/i386.c: Likewise.
6402 * config/sh/sh.c: Likewise.
6403 * config/xtensa/xtensa.c: Likewise.
6404 * config/stormy16/stormy16.c: Likewise.
6405 * config/ia64/ia64.c: Likewise.
6406 * config/rs6000/rs6000.c: Likewise.
6407 * config/pa/pa.c: Likewise.
6408 * config/mips/mips.c: Likewise.
6410 2008-07-28 Simon Baldwin <simonb@google.com>
6412 * c-pragma.c (handle_pragma_message): New function.
6413 (init_pragma): Register handle_pragma_message.
6414 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
6417 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
6419 PR tree-optimization/35252
6420 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
6421 REALPART_EXPR to be considered as same load operation.
6423 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
6425 PR tree-optimization/36830
6426 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
6427 (expressions_equal_p): Return false if only one operand is null.
6429 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
6431 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
6432 version requirements.
6434 2008-07-26 Olivier Hainque <hainque@adacore.com>
6436 * collect2.c (symkind): New enum. Symbol kinds we care about.
6437 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
6438 code and head comment accordingly.
6439 (scan_prog_file): Use symkind names instead of bare integers.
6441 2008-07-25 Jan Hubicka <jh@suse.cz>
6443 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
6445 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
6446 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
6447 * dojump.c (clear_pending_stack_adjust): Likewise.
6448 * print-tree.c (print_node): Ignore DECL_INLINE.
6449 * tree-inline.c (inlinable_function_p): Likewise.
6451 2008-07-25 Michael Meissner <gnu@the-meissners.org>
6453 * doc/extend.texi (hot attribute): Document that the hot attribute
6454 turns on -O3 for some ports.
6455 (cold attribute): Document that the cold attribute turns on -Os
6458 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
6459 reflect function specific option support.
6461 * target.h (struct target_option_hooks): Add fields to say whether
6462 the cold attribute implies -Os and the hot attribute implies -O3.
6464 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
6465 By default, do not turn on -Os for cold functions.
6466 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
6467 not turn on -O3 for hot functions.
6469 * c-common.c (handle_hot_attribute): Use target hook to determine
6470 if hot functions should enable -O3.
6471 (handle_cold_attribute): Use target hook to determine if cold
6472 functions should enable -Os.
6474 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
6475 (override_options): Move disable scheduling to
6476 optimization_options.
6477 (optimization_options): Disable scheduling here, not
6479 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6480 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6482 * config/ia64/ia64.c (ia64_override_options): Move setting
6483 scheduling flags to ia64_optimization_options.
6484 (ia64_optimization_options): Disable scheduling options here, and
6485 not in ia64_override_options.
6486 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6487 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
6489 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
6492 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
6494 2008-07-25 Martin Jambor <mjambor@suse.cz>
6496 PR tree-optimization/36926
6497 * ipa-prop.c (ipa_analyze_call_uses): Call
6498 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
6500 2008-07-25 Joseph Myers <joseph@codesourcery.com>
6502 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
6503 movv2si_internal): Add mem = reg alternative.
6505 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
6508 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
6509 DEFAULT_PCC_STRUCT_RETURN to 127.
6511 2008-07-24 Jan Hubicka <jh@suse.cz>
6513 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
6514 (build_cgraph_edges): Likewise.
6515 * cgraph.c (cgraph_node): Do not update assembler hash.
6516 (cgraph_remove_node): Drop non-unit-at-a-time code.
6517 * tree-pass.h (pass_O0_always_inline): Remove.
6518 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
6519 * toplev.c (process_options): Flag unit-at-a-time does not imply
6521 * cgraphunit.c: Update comments.
6522 (decide_is_function_needed): Drop non-unit-at-a-time mode.
6523 (cgraph_assemble_pending_functions): Remove.
6524 (cgraph_reset_node): Drop non-unit-at-a-time code.
6525 (cgraph_finalize_function): Likewise.
6526 (cgraph_analyze_function): Likewise.
6527 (cgraph_finalize_compilation_unit): Likewise.
6528 (cgraph_expand_function): Likewise.
6529 (cgraph_optimize): Likesise.
6530 (save_inline_function_body): Likewise.
6531 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
6532 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
6533 * ipa-inline.c: Update comments.
6534 (enum inlining_mode): remove INLINE_SPEED.
6535 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
6536 (cgraph_mark_inline_edge): Likewise.
6537 (try_inline): Likewise.
6538 (cgraph_decide_inlining_incrementally): Likewise.
6539 (cgraph_gate_inlining): Remove.
6540 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
6541 (cgraph_gate_early_inlining): Likewise.
6542 (gate_inline_passes): Remove.
6543 (pass_inline_parameters, pass_ipa_inline): Remove gates.
6544 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6545 pass_O0_always_inline): Remove.
6546 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
6547 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
6548 * opts.c (no_unit_at_a_time_default): Remove.
6549 (decode_options): Remove flag_unit_at_a_time reset and warning.
6550 * opts.h (no_unit_at_a_time_default): Remove.
6551 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
6552 early in GNU dialect.
6553 (merge_decls): Update comment; drop unit-at-a-time check.
6554 (finish_decl): Likewise.
6555 (grok_declaration): Remove flag_inline_trees code.
6556 (finish_functions): Return on function returning non-void on all
6558 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
6559 * cfgexpand.c (expand_one_static_var): Remove.
6560 (expand_one_var): Remove expand_one_static_var call.
6561 (expand_used_vars_for_block): Remove flag_unit_a_time check.
6562 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
6563 and flag_unit_at_a-time compatibility checks.
6564 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
6565 * tree-inline.c (flag_inline_trees): Remove.
6566 (inlinable_function_p): Don't check it.
6567 (expand_call_inline): Remove non-unit-at-a-time code.
6568 * tree-inline.h (flag_inline_trees): Remove.
6569 * tree-optimize.c (execute_early_local_optimizations): Remove
6570 unit-at-a-time checks.
6571 (tree_rest_of_compilation): Likewise.
6572 * combine.c (setup_incoming_promotions): Likewise.
6573 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
6574 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
6575 * passes.c (pass_inline_parameters): Update comments; remove
6576 O0_alwaysinline pass.
6577 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
6578 (execute_one_pass): Likewise.
6579 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
6580 (ix86_function_sseregparm): Likewise.
6581 * arm.c (arm_function_in_section_p): Likewise.
6582 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
6583 * varpool.c: Update comments.
6584 (decide_is_variable_needed): Remove unit-at-a-time checks.
6585 (varpool_finalize_decl): Likewise.
6587 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
6589 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
6591 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
6593 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
6595 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
6596 imp symbol extension.
6598 2008-07-23 Ian Lance Taylor <iant@google.com>
6600 * tree-vrp.c (infer_value_range): Ignore asm statements when
6601 looking for memory accesses for -fdelete-null-pointer-checks.
6603 2008-07-24 Ben Elliston <bje@au.ibm.com>
6605 * config/spu/spu-c.c (__vector_keyword): New variable.
6606 (vector_keyword): Likewise.
6607 (spu_categorize_keyword): New function.
6608 (spu_macro_to_expand): Likewise.
6609 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
6610 compiling an ISO C dialect.
6612 2008-07-24 Ben Elliston <bje@au.ibm.com>
6614 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
6617 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
6619 * configure: Regenerate.
6620 * configure.ac: Require texinfo 4.7.
6621 * doc/install.texi: Document texinfo 4.7 requirement.
6623 2008-07-23 Martin Jambor <mjambor@suse.cz>
6625 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
6626 rather than for DECL_SAVED_TREE.
6627 * ipa-prop.c: Include diagnostic.h.
6628 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
6630 (ipa_detect_param_modifications): Function rewritten from scratch.
6631 (ipa_compute_jump_functions): Changed accesses to modification flags.
6632 (ipa_free_node_params_substructures): Update flags destruction.
6633 (ipa_node_duplication_hook): Update flags duplication.
6634 (ipa_print_all_params_modified): Updated flag access.
6635 * ipa-prop.h (struct ipa_param_flags): New structure.
6636 (struct ipa_node_params): New field modification_analysis_done,
6637 modified_flags changed into param_flags.
6638 (ipa_is_ith_param_modified): Changed to use new flags.
6639 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
6641 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
6642 ipa-cp.c and split into two functions.
6643 (ipa_print_node_jump_functions): New function.
6644 (compute_scalar_jump_functions): New function.
6645 (type_like_member_ptr_p): New function.
6646 (compute_pass_through_member_ptrs): New function.
6647 (fill_member_ptr_cst_jump_function): New function.
6648 (determine_cst_member_ptr): New function.
6649 (compute_cst_member_ptr_arguments): New function.
6650 (ipa_compute_jump_functions): Complete rewrite.
6651 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
6652 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
6653 (struct ipa_member_ptr_cst): New structure.
6654 (union jump_func_value): New field member_cst.
6655 * ipa-cp.c (ipcp_lat_is_insertable): New function.
6656 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
6657 jump function types.
6658 (ipcp_print_all_lattices): Slight fprintf rearrangement.
6659 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
6660 instead of ipcp_print_all_jump_functions.
6661 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
6662 only for replacable scalars.
6664 * doc/invoke.texi (Optimize options): Add description of
6665 -findirect-inlining.
6666 * common.opt (flag_indirect_inlining): New flag.
6667 * opts.c (decode_options): Set flag_indirect_inlining when
6670 * ipa-inline.c: Include ipa-prop.h.
6671 (inline_indirect_intraprocedural_analysis): New function.
6672 (inline_generate_summary): Allocate parameter and argument info
6673 structures, call inline_indirect_intraprocedural_analysis on each
6674 node when doing indirect inlining and deallocate indirect inlining
6675 data structures in the end.
6676 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
6677 (free_all_ipa_structures_after_iinln): New function.
6678 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
6680 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
6682 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
6683 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6684 of computing the frequency separately.
6685 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
6686 of computing the frequency separately.
6687 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
6688 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
6689 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
6690 (ipa_get_stmt_member_ptr_load_param): New function.
6691 (ipa_is_ssa_with_stmt_def): New function.
6692 (ipa_note_param_call): New function.
6693 (ipa_analyze_call_uses): New function.
6694 (ipa_analyze_stmt_uses): New function.
6695 (ipa_analyze_params_uses): New function.
6696 (ipa_free_node_params_substructures): Also free the param_calls linked
6698 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
6699 (ipa_print_node_param_flags): New function.
6700 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
6701 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
6702 * ipa-prop.h (struct ipa_param_flags): New field called.
6703 (struct ipa_param_call_note): New structure.
6704 (struct ipa_node_params): New fields param_calls and
6706 (ipa_is_ith_param_called): New function.
6707 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
6708 ipa_analyze_params_uses and dump parameter flags.
6710 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
6711 ipa_propagate_indirect_call_infos if performing indirect inlining,
6712 pass a new parameter new_edges to it.
6713 (add_new_edges_to_heap): New fucntion.
6714 (cgraph_decide_inlining_of_small_functions): New vector
6715 new_indirect_edges for newly found indirect edges , call
6716 ipa_propagate_indirect_call_infos after inlining.
6717 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
6718 inlining if performing indirect inlining. Call
6719 free_all_ipa_structures_after_iinln when doing so too.
6720 (inline_generate_summary): Do not call
6721 free_all_ipa_structures_after_iinln here.
6722 * ipa-prop.c (update_jump_functions_after_inlining): New function.
6723 (print_edge_addition_message): New function.
6724 (update_call_notes_after_inlining): New function.
6725 (propagate_info_to_inlined_callees): New function.
6726 (ipa_propagate_indirect_call_infos): New function.
6727 * ipa-prop.h: Include cgraph.h
6728 (struct ipa_param_call_note): Fields reordered, new field processed.
6729 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
6731 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
6732 rediscovered call statements.
6733 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
6734 (dump_cgraph_node): Dump also the indirect_call flag.
6735 (cgraph_clone_edge): Copy also the indirect_call flag.
6736 * tree-inline.c (copy_bb): Do not check for fndecls from call
6737 expressions, check for edge availability when moving clones.
6738 (get_indirect_callee_fndecl): New function.
6739 (expand_call_inline): If callee declaration is not apprent from
6740 the statement, try calling get_indirect_callee_fndecl. Do not
6741 issue warnings or call sorry when not inlinings an indirect edge.
6742 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
6744 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
6745 bit more frandly to matching.
6746 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
6747 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
6748 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
6750 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6753 * opth-gen.awk: Suppress function specific features when building
6755 * optc-gen.awk: Ditto.
6757 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
6760 * diagnostic.c (pedwarn): Add opt parameter.
6762 * c-tree.h (pedwarn_init): Add opt parameter.
6763 (pedwarn_c90): Likewise.
6764 (pedwarn_c99): Likewise.
6765 * c-errors.c (pedwarn_c99): Likewise.
6766 (pedwarn_c90): Likewise.
6767 * toplev.h (pedwarn): Update declaration.
6768 (pedwarn0): Declare.
6769 * c-lex.c: All calls to pedwarn changed.
6770 * builtins.c: All calls to pedwarn changed.
6771 * toplev.c: All calls to pedwarn changed.
6772 * c-decl.c: All calls to pedwarn changed.
6773 * c-typeck.c: All calls to pedwarn changed.
6774 * c-common.c: All calls to pedwarn changed.
6775 * c-parser.c: All calls to pedwarn changed.
6777 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6778 Karthik Kumar <karthikkumar@gmail.com>
6780 * attribs.c (file scope): Include c-common.h.
6781 (decl_attributes): Add support for #pragma GCC optimize and
6784 * targhooks.c (default_can_inline_p): New function that is the
6785 default for the TARGET_CAN_INLINE_P target hook.
6787 * targhooks.h (default_can_inline_p): Add declaration.
6789 * tree.c (cl_optimization_node): New static tree for building
6790 OPTIMIZATION_NODE tree.
6791 (cl_target_option_node): New static tree for building
6792 TARGET_OPTION_NODE tree.
6793 (cl_option_hash_table): New hash table for hashing
6794 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6795 (cl_option_hash_hash): New function to provide the hash value for
6796 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6797 (cl_option_hash_eq): New function to provide an equality test for
6798 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
6799 (tree_code_size): Add support for OPTIMIZATION_NODE and
6800 TARGET_OPTION_NODE trees.
6801 (tree_code_structure): Add support for OPTIMIZATION_NODE and
6802 TARGET_OPTION_NODE trees.
6803 (build_optimization_node): Build a tree that has all of the
6804 current optimization options.
6805 (build_target_option_node): Build a tree that has the target
6806 options that might be changed on a per function basis.
6808 * tree.h (file scope): Include options.h.
6809 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
6810 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6811 (TREE_OPTIMIZATION): Ditto.
6812 (TREE_TARGET_SPECIFIC): Ditto.
6813 (struct tree_function_decl): Add fields for remembering the
6814 current optimization options and target specific options.
6815 (struct tree_optimization_option): New tree variant that remembers
6816 the optimization options.
6817 (struct tree_target_option): New tree variant that remembers the
6818 target specific flags that might change for compiling a particular
6820 (union tree_node): Include tree_optimization_option and
6821 tree_target_option fields.
6822 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
6823 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
6824 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
6825 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
6826 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
6827 optimization and target options.
6828 (optimization_default_node): New macro to refer to global_trees
6830 (optimization_current_node): Ditto.
6831 (optimization_cold_node): Ditto.
6832 (optimization_hot_node): Ditto.
6833 (target_option_default_node): Ditto.
6834 (target_option_current_node): Ditto.
6835 (current_option_pragma): Ditto.
6836 (current_optimize_pragma): Ditto.
6838 * target.h (struct gcc_target): Add valid_option_attribute_p,
6839 target_option_save, target_option_restore, target_option_print,
6840 target_option_pragma_parse, and can_inline_p hooks.
6842 * toplev.h (parse_optimize_options): Add declaration.
6843 (fast_math_flags_struct_set_p): Ditto.
6845 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
6846 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
6849 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
6850 tree_can_inline_p hook to see if one function can inline another.
6851 (cgraph_decide_inlining): Ditto.
6852 (cgraph_decide_inlining_incrementally): Ditto.
6854 * opts.c (decode_options): Add support for running multiple times
6855 to allow functions with different target or optimization options
6856 than was specified on the command line.
6857 (fast_math_flags_struct_set_p): New function that is similar to
6858 fast_math_flags_set_p, except it uses the values in the
6859 cl_optimization structure instead of global variables.
6861 * optc-gen.awk: Add support for TargetSave to allow a back end to
6862 declare new fields that need to be saved when using function
6863 specific options. Include flags.h and target.h in the options.c
6864 source. Add support for Save to indicate which options can be set
6865 for individual functions. Generate cl_optimize_save,
6866 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
6867 cl_target_option_restore, cl_target_option_print functions to
6868 allow functions to use different optimization or target options.
6870 * opt-functions.awk (var_type_struct): Return the type used for
6871 storing the field in a structure.
6873 * opth-gen.awk: Add support for TargetSave to allow a back end to
6874 declare new fields that need to be saved when using function
6875 specific options. Add support for Save to indicate which options
6876 can be set for individual functions. Only generate one extern for
6877 Mask fields. Generate cl_optimization and cl_target_option
6878 structures to remember optimization and target options.
6880 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
6881 collecting new tree nodes.
6882 (TS_TARGET_OPTION): Ditto.
6884 * c-decl.c (merge_decls): Merge function specific target and
6885 optimization options.
6887 * function.c (invoke_set_current_function_hook): If the function
6888 uses different optimization options, change the global variables
6891 * coretypes.h (struct cl_optimization): Add forward reference.
6892 (struct cl_target_option): Ditto.
6894 * c-pragma.c (option_stack): New static vector to remember the
6895 current #pragma GCC option stack.
6896 (handle_pragma_option): New function to support #pragma GCC option
6897 to change target options.
6898 (optimize_stack): New static vector to remember the current
6899 #pragma GCC optimize stack.
6900 (handle_pragma_optimize): New function to support #pragma GCC
6901 optimize to change optimization options.
6902 (init_pragma): Add support for #pragma GCC optimize and #pragma
6905 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
6906 optimization options.
6907 (TARGET_OPTION_NODE): New tree code for remembering certain target
6910 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
6911 TARGET_OPTION_NODE trees.
6913 * common.opt (-O): Add Optimization flag.
6915 (-fmath-errno): Ditto.
6916 (-falign-functions): Add UInteger flag to make sure flag gets full
6917 int in cl_optimization structure.
6918 (-falign-jumps): Ditto.
6919 (-falign-labels): Ditto.
6920 (-falign-loops): Ditto.
6921 (-fsched-stalled-insns): Ditto.
6922 (-fsched-stalled-insns-dep): Ditto.
6924 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
6926 (TARGET_OPTION_SAVE): Ditto.
6927 (TARGET_OPTION_RESTORE): Ditto.
6928 (TARGET_OPTION_PRINT): Ditto.
6929 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6930 (TARGET_CAN_INLINE_P): Ditto.
6931 (TARGET_INITIALIZER): Add new hooks.
6933 * tree-inline.c (tree_can_inline_p): New function to determine
6934 whether one function can inline another. Check if the functions
6935 use compatible optimization options, and also call the backend
6938 * tree-inline.h (tree_can_inline_p): Add declaration.
6940 * c-common.c (c_common_attribute): Add support for option and
6941 optimize attributes.
6942 (handle_option_attribute): Add support for the option attribute to
6943 allow the user to specify different target options for compiling a
6945 (handle_optimize_attribute): Add support for the optimize
6946 attribute to allow the user to specify different optimization
6947 options for compiling a specific function.
6948 (handle_hot_attribute): Turn on -O3 optimization for this one
6949 function if it isn't the default optimization level.
6950 (handle_cold_attribute): Turn on -Os optimization for this one
6951 function if it insn't the default optimization.
6952 (const_char_p): New const char * typedef.
6953 (optimize_args): New static vector to remember the optimization
6955 (parse_optimize_options): New function to set up the optimization
6956 arguments from either the optimize attribute or #pragma GCC optimize.
6958 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
6959 (builtin_define_std): Ditto.
6961 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
6962 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
6963 (x86_64-*-*): Ditto.
6965 * Makefile.in (TREE_H): Add options.h.
6966 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
6968 * doc/extend.texi (option attribute): Document new attribute.
6969 (optimize attribute): Ditto.
6970 (hot attribute): Document hot attribute sets -O3.
6971 (cold attribute): Document cold attribute sets -Os.
6972 (#pragma GCC option): Document new pragma.
6973 (#pragma GCC optimize): Ditto.
6975 * doc/options.texi (TargetSave): Document TargetSave syntax.
6976 (UInteger): Document UInteger must be used for certain flags.
6977 (Save): Document Save option to create target specific options
6978 that can be saved/restored on a function specific context.
6980 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
6981 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
6983 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
6984 (TARGET_OPTION_SAVE): Ditto.
6985 (TARGET_OPTION_RESTORE): Ditto.
6986 (TARGET_OPTION_PRINT): Ditto.
6987 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
6988 (TARGET_CAN_INLINE_P): Ditto.
6990 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
6992 (-mfpmath=both): Ditto.
6994 2008-07-23 Michael Meissner <gnu@the-meissners.org>
6995 Karthik Kumar <karthikkumar@gmail.com>
6997 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
6998 (TARGET_POPCNT): Ditto.
6999 (TARGET_SAHF): Ditto.
7000 (TARGET_AES): Ditto.
7001 (TARGET_PCLMUL): Ditto.
7002 (TARGET_CMPXCHG16B): Ditto.
7003 (TARGET_RECIP): Move switch into target_flags.
7004 (TARGET_FUSED_MADD): Ditto.
7005 (ix86_arch_features): Make an unsigned char type.
7006 (ix86_tune_features): Ditto.
7007 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
7008 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
7009 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
7011 * config/i386/i386.opt (arch): New TargetSave field to define
7012 fields that need to be saved for function specific option support.
7015 (branch_cost): Ditto.
7016 (ix86_isa_flags_explicit): Ditto.
7017 (tune_defaulted): Ditto.
7018 (arch_specified): Ditto.
7019 (-m128-long-double): Add Save flag to save option for target
7020 specific option support.
7022 (-maccumulate-outgoing-args): Ditto.
7023 (-malign-double): Ditto.
7024 (-malign-stringops): Ditto.
7025 (-mfancy-math-387): Ditto.
7026 (-mhard-float): Ditto.
7028 (-minline-all-stringops): Ditto.
7029 (-minline-stringops-dynamically): Ditto.
7030 (-mms-bitfields): Ditto.
7031 (-mno-align-stringops): Ditto.
7032 (-mno-fancy-math-387): Ditto.
7033 (-mno-push-args): Ditto.
7034 (-mno-red-zone): Ditto.
7035 (-mpush-args): Ditto.
7036 (-mred-zone): Ditto.
7038 (-msseregparm): Ditto.
7039 (-mstack-arg-probe): Ditto.
7054 (-mrecip): Move flag into target_flags.
7056 (-mno-fused-madd): Ditto.
7057 (-mfused-madd): Ditto.
7058 (-mabm): Move flag into ix86_isa_flags.
7065 * config/i386/i386-c.c: New file for #pragma support.
7066 (ix86_target_macros_internal): New function to #define or #undef
7067 target macros based when the user uses the #pragma GCC option to
7068 change target options.
7069 (ix86_pragma_option_parse): New function to add #pragma GCC option
7071 (ix86_target_macros): Move defining the target macros here from
7072 TARGET_CPU_CPP_BUILTINS in i386.h.
7073 (ix86_register_pragmas): Register the #pragma GCC option hook. If
7074 defined, initialize any subtarget #pragmas.
7076 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
7077 REGISTER_TARGET_PRAGMAS.
7079 * config/i386/t-i386: New file for x86 dependencies.
7080 (i386.o): Make dependencies mirror the include files used.
7081 (i386-c.o): New file, add dependencies.
7083 * config/i386/i386-protos.h (override_options): Add bool argument.
7084 (ix86_valid_option_attribute_tree): Add declaration.
7085 (ix86_target_macros): Ditto.
7086 (ix86_register_macros): Ditto.
7088 * config/i386/i386.c (ix86_tune_features): Move initialization of
7089 the target masks to initial_ix86_tune_features to allow functions
7090 to have different target options. Make type unsigned char,
7091 instead of unsigned int.
7092 (initial_ix86_tune_features): New static vector to hold processor
7093 masks for the tune variables.
7094 (ix86_arch_features): Move initialization of the target masks to
7095 initial_ix86_arch_features to allow functions to have different
7096 target options. Make type unsigned char, instead of unsigned int.
7097 (initial_ix86_arch_features): New static vector to hold processor
7098 masks for the arch variables.
7099 (enum ix86_function_specific_strings): New enum to describe the
7100 string options used for attribute((option(...))).
7101 (ix86_target_string): New function to return a string that
7102 describes the target options.
7103 (ix86_debug_options): New function to print the current options in
7105 (ix86_function_specific_save): New function hook to save the
7106 function specific global variables in the cl_target_option structure.
7107 (ix86_function_specific_restore): New function hook to restore the
7108 function specific variables from the cl_target_option structure to
7109 the global variables.
7110 (ix86_function_specific_print): New function hook to print the
7111 target specific options in the cl_target_option structure.
7112 (ix86_valid_option_attribute_p): New function hook to validate
7113 attribute((option(...))) arguments.
7114 (ix86_valid_option_attribute_tree): New function that is common
7115 code between attribute((option(...))) and #pragma GCC option
7116 support that parses the options and returns a tree holding the options.
7117 (ix86_valid_option_attribute_inner_p): New helper function for
7118 ix86_valid_option_attribute_tree.
7119 (ix86_can_inline_p): New function hook to decide if one function
7120 can inline another on a target specific basis.
7121 (ix86_set_current_function); New function hook to switch target
7122 options if the user used attribute((option(...))) or #pragma GCC
7124 (ix86_tune_defaulted): Move to static file scope from
7126 (ix86_arch_specified): Ditto.
7127 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
7129 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
7130 (OPTION_MASK_ISA_ABM_SET): Ditto.
7131 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
7132 (OPTION_MASK_ISA_CX16_SET): Ditto.
7133 (OPTION_MASK_ISA_SAHF_SET): Ditto.
7134 (OPTION_MASK_ISA_AES_UNSET): Ditto.
7135 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
7136 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
7137 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
7138 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
7139 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
7140 (struct ptt): Move to static file scope from override_options.
7141 (processor_target_table): Ditto.
7143 (ix86_handle_option): Add support for options that are now isa options.
7144 (override_options): Add support for declaring functions that
7145 support different target options than were specified on the
7146 command line. Move struct ptt, processor_target_table, cpu_names,
7147 ix86_tune_defaulted, ix86_arch_specified to static file scope.
7148 Add bool argument. Fix up error messages so the appropriate error
7149 is given for either command line or attribute.
7150 (ix86_previous_fndecl): New static to remember previous function
7151 declaration to see if we need to change target options.
7152 (ix86_builtins_isa): New array to record the ISA of each builtin
7154 (def_builtin): Always create the builtin function, even if the
7155 current ISA doesn't support it.
7156 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
7157 tests for those builtins.
7158 (ix86_init_builtins): Remove TARGET_MMX test for calling
7159 ix86_init_mmx_sse_builtins.
7160 (ix86_expand_builtin): If the current ISA doesn't support a given
7161 builtin, signal an error.
7162 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
7163 (TARGET_SET_CURRENT_FUNCTION): Ditto.
7164 (TARGET_OPTION_SAVE): Ditto.
7165 (TARGET_OPTION_RESTORE): Ditto.
7166 (TARGET_OPTION_PRINT): Ditto.
7167 (TARGET_CAN_INLINE_P): Ditto.
7169 2008-07-22 Rafael Ávila de Espíndola <espindola@google.com>
7171 * c-typeck.c (build_external_ref): Don't call assemble_external.
7172 * final.c (output_operand): Call assemble_external.
7174 2008-07-21 DJ Delorie <dj@redhat.com>
7176 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
7177 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7179 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7181 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
7182 original insn and splitter contents into ...
7183 ("*div<mode>3_fast"): ... this new pattern. Enable only if
7184 flag_unsafe_math_optimizations. Add dummy scratch register.
7185 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
7186 !flag_unsafe_math_optimizations. Returns number with next
7187 highest magnitude if this is still less or equal to the true
7188 quotient in magnitude.
7190 2008-07-21 Rafael Ávila de Espíndola <espindola@google.com>
7192 * Makefile.in: Replace toplev.h with TOPLEV_H.
7193 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
7194 * c-lex.c (fe_file_change): Don't set in_system_header.
7195 * c-parser.c (c_token): Remove in_system_header.
7196 (c_lex_one_token): Don't set in_system_header.
7197 (c_parser_set_source_position_from_token): Don't set in_system_header.
7198 * diagnostic.c (diagnostic_report_diagnostic): Use location from
7201 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
7202 * flags.h (in_system_header): Remove.
7203 * function.c (saved_in_system_header): Remove.
7204 (push_cfun): Don't set in_system_header.
7205 (pop_cfun): Don't set in_system_header.
7206 (push_struct_function): Don't set in_system_header.
7207 * input.h (expanded_location): Add sysp.
7208 (in_system_header_at): New.
7209 (in_system_header): New.
7210 * toplev.c (in_system_header): Remove.
7211 * toplev.h: Include input.h
7213 * tree-cfg.c (execute_warn_function_return): Call warning_at.
7214 * tree-ssa.c (warn_uninit): Call warning_at.
7215 (warn_uninitialized_var): Update calls to warn_uninit.
7216 (warn_uninitialized_phi): Update calls to warn_uninit.
7217 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
7218 (expand_location): Initialize xloc.sysp.
7219 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
7220 (tree_decl_with_vis): Remove in_system_header_flag.
7222 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
7225 * recog.c (asm_operand_ok): Change the order of the extra
7226 memory constraint checks.
7228 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
7231 * tree-switch-conversion.c (build_one_array): Call
7232 varpool_mark_needed_node and varpool_finalize_decl
7233 instead of assemble_variable.
7235 2008-07-19 Jan Hubicka <jh@suse.cz>
7237 * cgraph.c (cgraph_add_new_function): Do early local passes.
7238 * tree-nrv.c (gate_pass_return_slot): New gate.
7239 (pass_nrv): Add the gate.
7240 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
7242 (coalesce_ssa_name): Coalesce SSA names.
7243 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
7244 not optimizing so unused user vars remains visible.
7245 * common.opt (flag_tree_ter): Always enable by default.
7246 * tree-ssa-ter.c: Include flags.h
7247 (is_replaceable_p): Check that locations match; when aliasing is missing
7248 be conservative about loads.
7249 * tree-optimize.c (gate_init_datastructures): Remove.
7250 (pass_init_datastructures): New.
7251 * passes.c: Reorder passes so we always go into SSA.
7253 2008-07-19 Jan Hubicka <jh@suse.cz>
7255 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
7256 * doc/invoke.texi (--combine): Likewise.
7257 (-finline-functions-called-once): Update levels when enabled.
7258 (-funit-at-a-time): Document new behaviour.
7259 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
7260 -fno-section-anchors when disabled explicitly.
7261 (inline params): They are not ignored now.
7262 (precompiled headers): Remove unit-at-a-time as being incompatible.
7263 * opts.c (decode_options): Handle unit-at-a-time as alias;
7264 imply -fno-section-anchors when toplevel reorder is disabled
7266 * common.opt (ftoplevel-reorder): Set default value to 2.
7267 (funit-at-a-time): Set default value to 1.
7268 * config/rs6000/rs6000.c (optimization_options): Set section anchors
7271 2008-07-19 Jan Hubicka <jh@suse.cz>
7273 * builtins.c (expand_builtin_int_roundingfn,
7274 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
7277 2008-07-19 Richard Guenther <rguenther@suse.de>
7280 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
7281 * tree-ssa-sccvn.c (get_constant_value_id): New function.
7282 * tree-ssa-pre.c (get_expr_value_id): For newly created
7283 constant value-ids make sure to add the expression to its
7286 2008-07-19 Jakub Jelinek <jakub@redhat.com>
7289 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
7290 return value of the builtin is ignored.
7292 2008-07-19 Olivier Hainque <hainque@adacore.com>
7294 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
7295 bits, a C conformant malloc implementation has to provide.
7296 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
7298 2008-07-19 Joseph Myers <joseph@codesourcery.com>
7302 * reload.c (find_reloads_subreg_address): Only reload address if
7303 reloaded == 0, not for reloaded != 1.
7306 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7307 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7308 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7309 m32c_legitimize_reload_address.
7311 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7312 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7313 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7315 2008-07-19 Olivier Hainque <hainque@adacore.com>
7317 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
7318 argument, saying whether nested array are to be collapsed
7319 into a single array type DIE with multiple subscripts.
7320 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
7321 issues, centralize the nested array types collapsing control and
7322 disable the transformation for Ada.
7324 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
7327 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
7329 (x86_64_shift_adj_2): New expander.
7330 (x86_64_shift_adj_3): Ditto.
7331 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
7332 to split TImode operands.
7333 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
7334 (ix86_split_lshr): Ditto.
7336 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
7338 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
7339 and __CHAR32_TYPE__.
7340 * c-typeck.c (digest_init): Support char16_t and char32_t.
7341 (set_nonincremental_init_from_string): Idem.
7343 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7346 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
7347 PREFERRED_STACK_BOUNDARY.
7348 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
7350 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
7353 * function.c (locate_and_pad_parm): Cap boundary earlier.
7355 2008-07-17 Julian Brown <julian@codesourcery.com>
7357 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
7358 no-op for targets which don't use DLLs.
7360 2008-07-17 Martin Jambor <mjambor@suse.cz>
7362 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
7363 that nodes are relevant by examining the node->analyzed flag.
7364 (ipcp_init_stage): Check which nodes are relevant, assert that the
7365 relevant ones are also required.
7366 (ipcp_propagate_stage): Check on the side arrays are properly
7368 (ipcp_print_all_jump_functions): Make sure not to touch any node
7369 that is not analyzed or an edge that does not have a corresponding
7370 entry in the on-the-side vectors.
7371 (ipcp_function_scale_print): Likewise.
7372 (ipcp_update_callgraph): Check that the node is relevant.
7373 (ipcp_insert_stage): Check that the node is relevant. Check there is
7374 an info for every node and edge.
7375 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
7376 (ipa_print_all_tree_maps): Likewise and a new variable info.
7377 (ipa_print_all_params_modified): Likewise.
7378 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
7380 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
7383 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
7385 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
7387 PR rtl-optimization/36753
7388 * fwprop.c (use_killed_between): Don't shortcut
7389 single-definition global registers.
7391 2008-07-16 Jan Hubicka <jh@suse.cz>
7393 * cgraph.h (varpool_empty_needed_queue): Declare.
7394 * cgraphunit.c (output_in_order): Mark all variables as needed;
7396 * varpool.c (varpool_assemble_node): Update debug queue.
7397 (varpool_assemble_pending_decls): Don't do it here.
7398 (varpool_empty_needed_queue): New function.
7400 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7402 * recog.c (peephole2_optimize): Fix formatting.
7404 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7406 * c-pch.c (get_ident): Avoid C++ keywords.
7407 * combine-stack-adj.c (single_set_for_csa): Likewise.
7408 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
7409 output_asm_insn): Likewise.
7410 * reload.c (push_secondary_reload, find_reusable_reload,
7411 push_reload, combine_reloads, find_reloads,
7412 debug_reload_to_stream): Likewise.
7413 * reload.h (struct reload): Likewise.
7414 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
7415 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
7416 emit_output_reload_insns): Likewise.
7417 * targhooks.c (default_secondary_reload): Likewise.
7418 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
7420 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7422 * recog.c (validate_change_1, validate_change,
7423 validate_unshare_change, validate_replace_rtx_1, struct
7424 funny_match, constrain_operands, peephole2_optimize): Avoid C++
7426 * reload.c (push_secondary_reload, secondary_reload_class,
7427 scratch_reload_class, find_valid_class, find_reusable_reload,
7428 push_reload, find_dummy_reload, find_reloads_address_1,
7429 find_reloads_address_part, find_equiv_reg): Likewise.
7430 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
7431 choose_reload_regs): Likewise.
7432 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
7434 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
7435 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
7436 * sched-rgn.c (concat_INSN_LIST): Likewise.
7437 * stor-layout.c (mode_for_size, mode_for_size_tree,
7438 smallest_mode_for_size): Likewise.
7440 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7442 * cfg.c (dump_reg_info): Avoid C++ keywords.
7443 * dwarf2asm.c (dw2_force_const_mem,
7444 dw2_asm_output_encoded_addr_rtx): Likewise.
7445 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
7446 * expmed.c (expand_shift): Likewise.
7447 * global.c (find_reg): Likewise.
7448 * graph.c (draw_edge): Likewise.
7449 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
7450 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
7451 widen_clz, widen_bswap, expand_parity, expand_unop,
7452 emit_cmp_and_jump_insn_1): Likewise.
7453 * postreload.c (reload_cse_simplify_operands): Likewise.
7454 * ra.h (add_neighbor): Likewise.
7455 * reg-stack.c (remove_regno_note, change_stack): Likewise.
7456 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
7457 record_reg_classes, copy_cost, record_address_regs,
7458 invalid_mode_change_p): Likewise.
7459 * regrename.c (regrename_optimize, scan_rtx_reg,
7460 dump_def_use_chain, find_oldest_value_reg,
7461 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
7463 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7465 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
7466 MASK_POWERPC64 for power4 in previous commit.
7468 2008-07-16 Olivier Hainque <hainque@adacore.com>
7470 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
7471 instead of bare conversion to cast const-ness away.
7473 2008-07-16 Anatoly Sokolov <aesok@post.ru>
7475 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
7476 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
7477 * config/xtensa/xtensa.c (xtensa_function_value): New function.
7478 (TARGET_FUNCTION_VALUE): Define.
7480 2008-07-16 David Edelsohn <edelsohn@gnu.org>
7482 * config/rs6000/rs6000.c (processor_target_table): Add
7483 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
7485 2008-07-16 Joseph Myers <joseph@codesourcery.com>
7488 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
7489 (m32c_legitimate_address_p): Handle "++rii" addresses created by
7490 m32c_legitimize_reload_address.
7492 2007-07-16 Rafael Ávila de Espíndola <espindola@google.com>
7494 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
7495 DECL_IN_SYSTEM_HEADER in sync.
7497 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
7499 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
7500 * tree-ssa-pre.c (pre_expr_eq): Ditto
7501 (get_constant_for_value_id): Take a type as an argument.
7502 (fully_constant_expression): Pass in type.
7503 (find_or_generate_expression): Short circuit constant case.
7504 (create_expression_by_pieces): Remove special casing of
7506 (do_regular_insertion): Short circuit constant case.
7507 (do_partial_partial_insertion): Ditto.
7509 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7512 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
7514 2008-07-15 Bob Wilson <bob.wilson@acm.org>
7516 * config/xtensa/libgcc-xtensa.ver: New file.
7517 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
7519 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7521 * df-problems.c (df_set_note): Avoid C++ keywords.
7522 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
7523 * dse.c (record_store, remove_useless_values): Likewise.
7524 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
7525 gen_reg_rtx_offset, operand_subword, change_address_1,
7526 change_address, adjust_address_1, offset_address,
7527 widen_memory_access, emit_copy_of_insn_after): Likewise.
7528 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
7529 * fwprop.c (should_replace_address, propagate_rtx_1,
7530 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
7532 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
7533 gcse_emit_move_after, update_ld_motion_stores): Likewise.
7534 * lcm.c (compute_insert_delete, pre_edge_lcm,
7535 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
7536 * lower-subreg.c (resolve_reg_notes): Likewise.
7537 * mode-switching.c (optimize_mode_switching): Likewise.
7539 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7541 * bt-load.c (add_btr_def, migrate_btr_def,
7542 branch_target_load_optimize): Avoid C++ keywords.
7543 * caller-save.c (insert_restore, insert_save, insert_one_insn):
7545 * combine.c (subst, simplify_set, make_extraction,
7546 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
7547 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
7548 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
7550 2008-07-15 Richard Guenther <rguenther@suse.de>
7553 * c-common.c (strict_aliasing_warning): Do not warn for
7554 TYPE_REF_CAN_ALIAS_ALL pointers.
7555 (c_common_get_alias_set): may_alias types are not special.
7556 * tree.c (build_pointer_type_for_mode): Look up the may_alias
7557 attribute and set can_ref_all accordingly.
7558 (build_reference_type_for_mode): Likewise.
7559 * doc/extend.texi (may_alias): Clarify.
7561 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
7564 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
7565 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
7567 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
7570 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
7571 gcc_assert, instead call output_operand_lossage.
7573 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
7575 * builtins.c (std_canonical_va_list): Treat structure based
7578 2008-07-15 Ben Elliston <bje@au.ibm.com>
7580 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
7582 2007-07-14 Rafael Ávila de Espíndola <espindola@google.com>
7584 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
7587 2008-07-14 Jan Hubicka <jh@suse.cz>
7589 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
7590 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
7591 fix predicates and constraints.
7592 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
7593 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
7595 2008-07-14 Doug Kwan <dougkwan@google.com>
7597 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
7598 additional option file arm/eabi.opt.
7599 * config/arm/eabi.h (File): New configuration file for EABI targets.
7600 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
7601 SUBSUBTARGET_EXTRA_SPECS.
7602 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
7603 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
7604 from STARTFILE_SPEC so that it can be referenced in an override.
7605 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
7606 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
7607 can be referenced in an override.
7608 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
7609 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
7610 so that it can be referenced in an override.
7611 (LINK_SPEC): Use BPABI_LINK_SPEC.
7612 * config/arm/eabi.opt (File): New.
7614 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7616 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
7617 (FIXED_VALUE_H): New variable.
7618 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
7619 input.h, fixed-value.h.
7620 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
7621 (BASIC_BLOCK_H): Use $(BITMAP_H).
7622 (FUNCTION_H): Add varray.h.
7623 (IPA_REFERENCE_H): Use $(BITMAP_H).
7624 (CGRAPH_H): Add $(BASIC_BLOCK_H).
7625 (DF_H): Use $(BITMAP_H).
7626 (GGC_H): Add statistics.h.
7628 (INSN_ATTR_H): Use it.
7629 (SYSTEM_H): Add safe-ctype.h, filenames.h.
7631 (SYMTAB_H): Add $(OBSTACK_H).
7632 (CPP_INTERNAL_H): New.
7633 (TREE_DUMP_H): Add tree-pass.h.
7634 (TREE_FLOW_H): Use $(BITMAP_H)
7635 (PRETTY_PRINT_H): Use $(INPUT_H).
7636 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
7639 (many object files): Fix lots of header dependencies throughout.
7641 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7643 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
7645 (s-gtyp-input): Use them to write tmp-gi.list.
7646 (echo_to_gi.list): Remove.
7648 2008-07-14 Richard Guenther <rguenther@suse.de>
7650 * tree-ssa-sccvn.c (pre_info): Remove.
7651 (switch_to_PRE_table): Likewise.
7652 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
7653 (set_hashtable_value_ids): Do not create value-ids for the
7655 (run_scc_vn): Remove double test. Remove bogus special-case
7656 in value-number printing.
7657 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
7658 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
7660 * tree-flow-inline.h (get_value_handle): Remove.
7661 * tree-flow.h (get_value_handle): Remove.
7663 2008-07-14 Martin Jambor <mjambor@suse.cz>
7665 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
7666 in which we generate arithmetics is not a subrange.
7668 2008-07-14 Martin Jambor <mjambor@suse.cz>
7670 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
7672 2008-07-14 Richard Guenther <rguenther@suse.de>
7674 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
7676 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
7679 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
7680 reload for symbol refs moved to r0 with -fPIC.
7681 (legitimize_pic_address): Use the target register as temporary
7683 (emit_symbolic_move): Adjust comment.
7684 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
7687 2008-07-14 Ben Elliston <bje@au.ibm.com>
7689 * c-common.h (C_CPP_HASHNODE): New macro.
7690 * coretypes.h (struct cpp_token): Forward declare.
7691 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
7692 the context-sensitive keyword method.
7693 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
7694 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
7695 expand_bool_pixel): New.
7696 (altivec_categorize_keyword): New function.
7697 (init_vector_keywords): New function.
7698 (rs6000_macro_to_expand): Likewise.
7699 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
7700 compiling an ISO C dialect.
7702 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
7704 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
7705 (create_expression_by_pieces): Fix typo.
7706 (do_regular_insertion): Use debug counter here too.
7708 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
7711 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
7712 CONST_OK_FOR_LETTER_P. All port-local users changed.
7713 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
7714 implement Kp matching power-of-two.
7715 (CONSTRAINT_LEN): Define to match.
7716 * config/cris/cris.md: Replace all use of constraint K with Kc.
7717 ("*btst*): Use Kp for operand 0 of last alternative.
7719 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7722 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
7725 2008-07-13 Jan Hubicka <jh@suse.cz>
7727 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
7730 2008-07-13 Richard Guenther <rguenther@suse.de>
7733 * langhooks.c (lhd_print_error_function): Deal with recursive
7736 2008-07-12 Jan Hubicka <jh@suse.cz>
7738 * cgraph.c (assembler_name_hash): New static var.
7739 (hash_node_by_assembler_name, eq_assembler_name): New.
7740 (cgraph_node_for_asm): Use hashtable.
7741 (cgraph_remove_node): Maintain hashtable.
7742 (change_decl_assembler_name): Sanity check that names are not changing
7743 after aliasing was processed.
7744 * cgraph.h (varpoon_node): Add next GGC marker.
7745 * tree.c (decl_assembler_name_equal): Constify.
7746 (decl_assembler_name_hash): New.
7747 * tree.h (decl_assembler_name_equal): Constify.
7748 (decl_assembler_name_hash): Update.
7750 2008-07-12 David Daney <ddaney@avtrex.com>
7752 * config/mips/driver-native.c (host_detect_local_cpu): Handle
7755 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
7757 * doc/md.texi: Document the MIPS "v" constraint.
7758 * config/mips/mips.h (reg_class): Revert last change.
7759 (REG_CLASS_NAMES): Likewise.
7760 (REG_CLASS_CONTENTS): Likewise.
7761 * config/mips/mips.c (mips_regno_to_class): Likewise.
7762 * config/mips/constraints.md (v): Likewise, but add documentation.
7763 Add a comment to say that this constraint should not be used in
7766 2008-07-11 DJ Delorie <dj@redhat.com>
7768 * config/h8300/h8300.md (length): Fix branch offset limit.
7770 2008-07-11 Anatoly Sokolov <aesok@post.ru>
7772 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
7773 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
7774 (avr_hard_regno_scratch_ok): New function.
7775 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
7776 * config/avr/avr.md (all peepholes that request a scratch register):
7777 Remove avr_peep2_scratch_safe use.
7779 2008-07-11 Tom Tromey <tromey@redhat.com>
7780 Ian Lance Taylor <iant@google.com>
7782 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
7783 (struct c_common_resword): Define.
7784 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
7785 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
7786 (c_common_reswords, num_c_common_reswords): Declare.
7787 * c-common.c (c_common_reswords): New global const array.
7788 (num_c_common_reswords): New const int.
7789 * c-parser.c (struct resword, reswords): Don't define.
7790 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
7791 (c_parse_init): Clarify mask code. Use c_common_reswords rather
7792 than reswords. If warning about C++ keywords, give them a special
7794 (c_lex_one_token): Warn about C++ keywords. Call
7795 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
7796 (c_parser_external_declaration): Look for RID_xxx rather than
7797 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
7798 (c_parser_statement_after_labels): Likewise.
7799 (c_parser_objc_class_instance_variables): Likewise.
7800 (c_parser_objc_class_declaration): Likewise.
7801 (c_parser_objc_try_catch_statement): Likewise.
7802 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
7803 (declspecs_add_type): Likewise.
7805 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
7807 * ggc-page.c (alloc_page):
7808 Substituting xmalloc, xcalloc with
7809 XNEWVEC and XCNEWVAR macros which add the
7812 2008-07-11 Richard Guenther <rguenther@suse.de>
7814 PR tree-optimization/36765
7815 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
7816 aliases from HEAP vars to SMTs.
7818 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7820 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
7821 * configure.ac (loose_warn): Move -Wc++-compat from here...
7822 (strict_warn): ...to here.
7823 * configure: Regenerate.
7825 2008-07-10 Joseph Myers <joseph@codesourcery.com>
7827 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
7828 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
7829 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
7830 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
7831 excluding more specific h8300-*-* and sh-*-* targets.
7833 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
7835 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
7837 (execute_pre): Call loop_optimizer_finalize in early exit.
7839 2008-07-10 Jakub Jelinek <jakub@redhat.com>
7842 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
7843 uids in the bitmap, not just VAR_DECL uids.
7845 PR rtl-optimization/36419
7846 * combine-stack-adj.c (adjust_frame_related_expr): New function.
7847 (combine_stack_adjustments_for_block): Call it if needed. Delete
7849 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
7850 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
7851 prologue sp adjustment.
7853 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
7856 * opts.c (print_ignored_options): Report postponed diagnostics for
7857 unknown -Wno-* options as warnings, not errors.
7858 (postpone_unknown_option_error): Renamed to...
7859 (postpone_unknown_option_warning): ... this.
7861 2008-07-09 Doug Kwan <dougkwan@google.com>
7864 2008-07-08 Doug Kwan <dougkwan@google.com>
7866 * config/arm/arm.opt (mandroid): New option.
7867 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7868 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7870 (CC1PLUS_SPEC): Same.
7872 (STARTFILE_SPEC): Same.
7873 (ENDFILE_SPEC): Same.
7874 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7877 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
7880 * config/mips/mips.h (reg_class): Remove V1_REG.
7881 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
7882 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
7884 (mips_get_tp): New function.
7885 (mips_legitimize_tls_address): Use it.
7886 * config/mips/constraints.md (v): Delete.
7887 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
7888 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
7889 After reload, split into a move and ...
7890 (*tls_get_tp_<mode>_split): ...this new instruction.
7892 2008-07-09 David Daney <ddaney@avtrex.com>
7894 * config/mips/driver-native.c: Include coretypes.h and tm.h.
7896 2008-07-09 Jakub Jelinek <jakub@redhat.com>
7898 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
7899 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
7901 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
7902 htab_delete should be called. Don't free c.
7903 (lookup_tmp_var): Create temp_htab lazily.
7904 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
7905 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
7907 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
7908 lower_omp_ordered, lower_omp_critical, lower_omp_for,
7909 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
7910 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
7911 * tree-sra.c (generate_element_init): Likewise.
7912 * tree-mudflap.c (execute_mudflap_function_ops,
7913 execute_mudflap_function_decls): Likewise.
7914 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
7915 * tree-gimple.h (struct gimplify_ctx): New type.
7916 (push_gimplify_context): Adjust prototype.
7918 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
7920 * tree-ssa-pre.c (phi_translate_1): Update placement of
7923 2008-07-09 Anatoly Sokolov <aesok@post.ru>
7925 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
7926 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
7927 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
7928 * targhooks.c (default_hard_regno_scratch_ok): New function.
7929 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
7930 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
7931 * recog.c: Include "target.h".
7932 (peep2_find_free_register): Add check for global regs. Add target
7934 * Makefile.in (recog.o): Depend on target.h.
7936 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
7938 * config/sh/sh.c (sh_canonical_va_list_type): New.
7939 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
7941 2008-07-09 Raksit Ashok <raksit@google.com>
7943 * doc/invoke.texi (Option Summary): Mention new option
7944 -Wdisallowed-function-list=...
7945 (Warning Options): Document -Wdisallowed-function-list=...
7946 * common.opt (Wdisallowed-function-list=): New flag.
7947 * flags.h (warn_disallowed_functions): External definition of new
7948 boolean warning flag.
7949 (warn_if_disallowed_function_p): Declare new function.
7950 * opts.c (warning_disallowed_functions): New static variable.
7951 (warn_disallowed_functions): New boolean warning flag.
7952 (warn_if_disallowed_function_p): New function.
7953 (add_comma_separated_to_vector): Rename
7954 add_instrument_functions_exclude_list to this.
7955 (common_handle_option): Handle new option. Rename calls to
7956 add_instrument_functions_exclude_list into calls to
7957 add_comma_separated_to_vector.
7958 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
7959 based on flag warn_disallowed_functions.
7961 2008-07-09 Christian Bruel <christian.bruel@st.com>
7963 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
7964 instead of get_attr_length.
7966 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7968 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
7970 * genemit.c (gen_insn): Likewise.
7971 * gengtype.c (note_def_vec): Likewise.
7972 * gengtype.h (note_def_vec): Likewise.
7973 * genoutput.c (struct data, output_insn_data, process_template,
7974 gen_expand, gen_split, note_constraint): Likewise.
7975 * genrecog.c (new_decision, add_to_sequence, factor_tests,
7976 make_insn_sequence): Likewise.
7977 * gensupport.c (record_insn_name): Likewise.
7979 2008-07-08 Doug Kwan <dougkwan@google.com>
7981 * config/arm/arm.opt (mandroid): New option.
7982 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
7983 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
7985 (CC1PLUS_SPEC): Same.
7987 (STARTFILE_SPEC): Same.
7988 (ENDFILE_SPEC): Same.
7989 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
7992 2008-07-08 Raksit Ashok <raksit@google.com>
7994 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
7995 (set_storage_via_setmem): Fix expected_align parameter.
7996 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
7997 missing from the list.
7998 * doc/md.texi (movmem): Explicitly state that expected alignment is
7999 to be expressed in bytes.
8000 (setmem): Explicitly state that expected alignment is to be expressed
8003 2008-07-08 Joseph Myers <joseph@codesourcery.com>
8005 * reload.c (find_reloads_subreg_address): Do not require validity
8006 of address in original mode before reloading address.
8008 2008-07-07 Tianwei Sheng <tianweis@google.com>
8010 * df-core.c (df_remove_problem): Adjust the access to avoid out of
8011 bounds array access.
8013 2008-07-08 Jakub Jelinek <jakub@redhat.com>
8015 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
8017 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
8019 Fix PR tree-optimization/23455
8020 Fix PR tree-optimization/35286
8021 Fix PR tree-optimization/35287
8022 * Makefile.in (OBJS-common): Remove tree-vn.o.
8023 (tree-vn.o): Remove.
8024 * dbgcnt.def: Add treepre_insert debug counter.
8025 * gcc/tree-flow.h (add_to_value): Updated for other changes.
8026 (debug_value_expressions): Ditto.
8027 (print_value_expressions): Ditto.
8028 * tree-pretty-print.c (dump_generic_node): Updated for
8029 VALUE_HANDLE removal.
8030 * tree-ssa-dom.c (record_equality): Ditto.
8031 (cprop_operand): Ditto.
8032 (lookup_avail_expr): Ditto.
8033 * tree-ssa-threadedge.c
8034 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
8035 (simplify_control_stmt_condition): Ditto.
8036 * tree.c (tree_code_size): Ditto.
8037 (tree_node_structure): Ditto.
8038 (iterative_hash_expr): Ditto.
8040 * tree.h (VALUE_HANDLE_ID): Ditto.
8041 (VALUE_HANDLE_EXPR_SET): Ditto.
8042 (struct tree_value_handle): Ditto.
8043 (union tree_node): Ditto.
8044 * treestruct.def: Ditto.
8045 * tree-vn.c: Removed.
8046 * tree-ssa-pre.c: Rewritten entirely.
8047 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
8048 (constant_value_ids): Ditto.
8049 (vn_nary_op_t): Moved to header.
8051 (vn_reference_op_t): Ditto
8052 (vn_reference_t): Ditto.
8053 (next_value_id): New variable.
8054 (VN_INFO): Add an assert.
8055 (vn_constant_eq): New function.
8056 (vn_constant_hash): Ditto.
8057 (get_or_alloc_constant_value_id): Ditto.
8058 (value_id_constant_p): Ditto.
8059 (vn_reference_compute_hash): De-staticify.
8060 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
8061 Disable some code with a FIXME. Remove VALUE_HANDLE use.
8062 (valueize_refs): Update opcode if it changes from ssa name to constant.
8063 (vn_reference_lookup_1): Add new argument.
8064 (vn_reference_lookup): Ditto.
8065 (vn_reference_lookup_pieces): New function.
8066 (vn_reference_insert): Add return type. Modify to deal with value ids.
8067 (vn_reference_insert_pieces): New function.
8068 (vn_nary_op_compute_hash): De-staticify.
8069 (vn_nary_op_eq): Ditto.
8070 (vn_nary_op_lookup_pieces): New function.
8071 (vn_nary_op_lookup): Add new argument.
8072 (vn_nary_op_insert_pieces): New function.
8073 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
8074 (vn_phi_insert): Ditto.
8075 (visit_unary_op): Update for callee changes.
8076 (visit_binary_op): Ditto.
8077 (visit_reference_op_load): Ditto.
8078 (visit_reference_op_store): Ditto.
8079 (init_scc_vn): Init next_value_id, constant_to_value_id and
8081 (free_scc_vn): Free them.
8082 (set_hashtable_value_ids): New function.
8083 (run_scc_vn): Use it.
8084 (get_max_value_id): New function.
8085 (get_next_value_id): Ditto.
8086 (expressions_equal_p): Moved from tree-vn.c
8087 (sort_vuses): Ditto.
8088 (sort_vuses_heap): Ditto.
8089 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
8091 * tree.c (iterative_hash_hashval_t): Made non-static
8092 * tree.h (iterative_hash_hashval_t): Declare it.
8094 2008-07-08 Martin Jambor <mjambor@suse.cz>
8096 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
8097 instead of ipa_create_node_params.
8098 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
8099 ipa_check_create_edge_args, free them with
8100 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
8102 * ipa-prop.c: Include flags.h and tree-inline.h.
8103 (ipa_node_params_vector): New variable.
8104 (ipa_edge_args_vector): New variable.
8105 (edge_removal_hook_holder): New variable.
8106 (node_removal_hook_holder): New variable.
8107 (edge_duplication_hook_holder): New variable.
8108 (node_duplication_hook_holder): New variable.
8109 (ipa_detect_param_modifications): Check for presence of modified flags.
8110 (ipa_compute_jump_functions): Check for presence of jump functions.
8111 (ipa_free_edge_args_substructures): New function.
8112 (ipa_create_node_params): Removed.
8113 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
8114 (ipa_free_node_params_substructures): New function.
8115 (ipa_free_all_node_params): Changed to deallocate the on-the-side
8117 (ipa_edge_removal_hook): New function.
8118 (ipa_node_removal_hook): New function.
8119 (duplicate_array): New function.
8120 (ipa_edge_duplication_hook): New function.
8121 (ipa_node_duplication_hook): New function.
8122 (ipa_register_cgraph_hooks): New function.
8123 (ipa_unregister_cgraph_hooks): New function.
8124 (free_all_ipa_structures_after_ipa_cp): New function.
8126 * ipa-prop.h: Include vec.h.
8127 (ipa_node_params_t): New typedef with vector types for it.
8128 (ipa_edge_args_t): New typedef with vector types for it.
8129 (IPA_NODE_REF): Changed to access an on-the-side vector.
8130 (IPA_EDGE_REF): Changed to access an on-the-side vector.
8131 (ipa_check_create_node_params): New function.
8132 (ipa_check_create_edge_args): New function.
8134 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
8137 2008-07-07 Tom Tromey <tromey@redhat.com>
8139 * configure, config.in: Rebuilt.
8140 * configure.ac: Don't check for scandir or alphasort.
8142 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8144 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
8145 types immediately after creating them.
8147 2008-07-07 Joseph Myers <joseph@codesourcery.com>
8149 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
8151 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
8153 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
8154 dump_constraint_graph.
8155 (dump_constraint_edge): New function.
8156 (dump_constraint_graph): New function.
8157 (debug_constraint_graph): New function.
8158 (dump_constraint): Removed useless comparison.
8159 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
8160 (dump_constraint_graph): Declare.
8161 (debug_constraint_graph): Declare.
8162 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
8164 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
8166 * config/i386/i386.c (is_va_list_char_pointer): New.
8167 (ix86_va_start): Replace compare with ms_va_list_type_node
8168 by is_va_list_char_pointer.
8169 (ix86_gimplify_va_arg): Likewise.
8171 2008-07-07 Martin Jambor <mjambor@suse.cz>
8173 * cgraph.c (cgraph_edge_max_uid): New variable.
8174 (struct cgraph_edge_hook_list): New type.
8175 (struct cgraph_node_hook_list): New type.
8176 (struct cgraph_2edge_hook_list): New type.
8177 (struct cgraph_2node_hook_list): New type.
8178 (first_cgraph_edge_removal_hook): New variable.
8179 (first_cgraph_node_removal_hook): New variable.
8180 (first_cgraph_edge_duplicated_hook): New variable.
8181 (first_cgraph_node_duplicated_hook): New variable.
8182 (cgraph_add_edge_removal_hook): New function.
8183 (cgraph_remove_edge_removal_hook): New function.
8184 (cgraph_call_edge_removal_hooks): New function.
8185 (cgraph_add_node_removal_hook): New function.
8186 (cgraph_remove_node_removal_hook): New function.
8187 (cgraph_call_node_removal_hooks): New function.
8188 (cgraph_add_edge_duplication_hook): New function.
8189 (cgraph_remove_edge_duplication_hook): New function.
8190 (cgraph_call_edge_duplication_hooks): New function.
8191 (cgraph_add_node_duplication_hook): New function.
8192 (cgraph_remove_node_duplication_hook): New function.
8193 (cgraph_call_node_duplication_hooks): New function.
8194 (cgraph_create_edge): Assign to edge uid.
8195 (cgraph_remove_edge): Call edge removal hooks.
8196 (cgraph_node_remove_callees): Call edge removal hooks.
8197 (cgraph_node_remove_callers): Call edge removal hooks.
8198 (cgraph_remove_node): Call node removal hooks.
8199 (cgraph_clone_edge): Call edge duplication hooks.
8200 (cgraph_clone_node): Call node duplication hooks.
8202 * cgraph.h (cgraph_edge): New field uid.
8203 (cgraph_edge_hook): New type.
8204 (cgraph_node_hook): New type.
8205 (cgraph_2edge_hook): New type.
8206 (cgraph_2node_hook): New type.
8208 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
8210 * config.in: Regenerate.
8212 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
8214 * gcc.c (print_sysroot): New.
8215 (option_map, display_help, process_command): Handle the
8216 -print-sysroot option.
8217 (main): Print the sysroot if requested.
8218 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
8220 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8223 * unwind-pe.h (size_of_encoded_value): add attribute unused.
8225 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
8227 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
8228 (assign_parm_setup_block_p): Also check mode of entry_parm.
8230 2008-07-07 Richard Guenther <rguenther@suse.de>
8232 * tree-ssa-structalias.h (set_used_smts): Remove.
8233 * tree-ssa-structalias.c (used_smts): Likewise.
8234 (set_used_smts): Likewise.
8235 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
8236 call to set_used_smts.
8238 2008-07-07 Richard Guenther <rguenther@suse.de>
8240 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
8241 (new_var_info): Set it to false.
8242 (solution_set_add): Correctly handle pointers outside a var and
8244 (type_safe): Treat variables with is_full_var properly.
8245 (do_sd_constraint): Likewise.
8246 (do_ds_constraint): Likewise.
8247 (process_constraint): Remove zeroing offset for !use_field_sensitive.
8248 (get_constraint_for_ptr_offset): New function.
8249 (get_constraint_for_component_ref): For addresses at least include
8250 the last field of the variable. Handle is_full_vars properly.
8251 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
8252 (handle_ptr_arith): Remove.
8253 (find_func_aliases): Simplify assignment handling.
8254 (create_function_info_for): For parameter and result varinfos set
8256 (create_variable_info_for): Set is_full_var flag whenever we
8257 just created a single varinfo for a decl.
8258 (init_alias_vars): Initialize use_field_sensitive from
8259 max-fields-for-field-sensitive parameter.
8261 2008-07-07 Richard Guenther <rguenther@suse.de>
8263 PR tree-optimization/36713
8264 * tree-flow-inline.h (is_call_used): New function.
8265 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
8266 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
8267 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
8269 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8271 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
8273 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
8275 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
8277 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
8278 Nathan Sidwell <nathan@codesourcery.com>
8280 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
8281 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
8283 * config/m68k/t-linux: New.
8284 * doc/install.texi: Document m68k-*-linux is now multilibbed by
8287 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
8289 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
8290 * config/m68k/m68k-devices.def: Remove multilibs that only differ
8293 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8295 * gcc.c (execute): Fix -Wc++-compat warning.
8297 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
8300 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
8301 constant for little endian.
8303 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
8305 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
8306 mips_base_mips16 instead of TARGET_MIPS16.
8307 (mips_base_mips16): Declare.
8308 * config/mips/mips.c (mips_base_mips16): Make global.
8309 (was_mips16_p): Remove GTY marker.
8310 (was_mips16_pch_p): New variable.
8311 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
8312 (mips_override_options): Force to non-MIPS16 mode initially.
8313 Do not complain about MIPS16 PIC incompatibilities here.
8314 Only allow -mgpopt if -mexplicit-relocs is in force for
8317 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
8319 * configure.ac: Check for caddr_t, define to char * if not defined.
8320 * configure: Regenerate.
8321 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
8322 (mmap_gt_pch_use_address): Likewise.
8323 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
8325 2008-07-06 Richard Guenther <rguenther@suse.de>
8327 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
8328 (new_var_info): Deal with it.
8329 (solution_set_add): Likewise.
8330 (bitpos_of_field): Make signed, fix.
8331 (struct fieldoff): Remove type and decl fields. Make size field
8332 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
8334 (fieldoff_compare): Deal with it.
8335 (push_fields_onto_fieldstack): Remove has_union argument, glob
8336 adjacent non-pointer fields together.
8337 (create_function_info_for): Do not set has_union.
8338 (create_variable_info_for): Simplify.
8340 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
8342 * config.gcc (extra_headers): Add cross-stdarg.h for target
8343 x86_64-*-* and i?86-*-*.
8344 * config/i386/cross-stdarg.h: New.
8345 * builtins.c (std_fn_abi_va_list): New.
8346 (std_canonical_va_list_type): New.
8347 (stabilize_va_list): Replace va_list_type_node use by
8348 mtarget.canonical_va_list_type.
8349 (gimplify_va_arg_expr): Likewise.
8350 (expand_builtin_va_copy): Replace va_list_type_node use by
8351 mtarget.fn_abi_va_list.
8352 * tree-sra.c (is_va_list_type): New helper.
8353 (decl_can_be_decomposed_p): Replace
8354 va_list_type_node use by is_va_list_type.
8355 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
8356 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
8357 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
8358 * config/i386/i386-protos.h (ix86_get_valist_type): New.
8359 (ix86_enum_va_list): New.
8360 * config/i386/i386.c (sysv_va_list_type_node): New.
8361 (ms_va_list_type_node): New.
8362 (ix86_function_type_abi): Remove sorry.
8363 (ix86_build_builtin_va_list_abi): New.
8364 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
8366 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
8367 (ix86_init_builtins_va_builtins_abi): New.
8368 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
8370 (ix86_handle_abi_attribute): New.
8371 (attribute_spec): Add sysv_abi and ms_abi.
8372 (ix86_fn_abi_va_list): New.
8373 (ix86_canonical_va_list_type): New.
8374 (ix86_enum_va_list): New.
8375 (TARGET_FN_ABI_VA_LIST): New.
8376 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8377 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
8378 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
8379 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8380 (TARGET_ENUM_VA_LIST): New.
8381 * expr.h (std_fn_abi_va_list): New.
8382 (std_canonical_va_list_type): New.
8383 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
8384 (TARGET_CANONICAL_VA_LIST_TYPE): New.
8385 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
8386 TARGET_CANONICAL_VA_LIST_TYPE.
8387 * target.h (struct gcc_target): Add fn_abi_va_list hook
8388 and canonical_va_list_type hook.
8390 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
8392 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
8393 integral and pointer types.
8395 2008-07-04 Roger Sayle <roger@eyesopen.com>
8397 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
8398 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
8400 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
8403 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
8405 2008-07-04 Jakub Jelinek <jakub@redhat.com>
8407 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
8408 build_gimple_modify_stmt.
8409 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
8410 gimple operand. Use fold_build* instead of build*.
8412 2008-07-04 Richard Guenther <rguenther@suse.de>
8414 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
8415 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
8416 properly to compute the reachability set if we do field-sensitive PTA.
8417 * invoke.texi (max-fields-for-field-sensitive): Document default.
8418 * opts.c (decode_options): Set max-fields-for-field-sensitive to
8419 100 for optimize >= 2.
8421 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8423 * ggc-zone.c (lookup_page_table_if_allocated,
8424 set_page_table_entry, zone_find_object_size, alloc_small_page,
8425 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
8426 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
8427 -Wc++-compat and/or -Wcast-qual warnings.
8429 2008-07-04 Alan Modra <amodra@bigpond.net.au>
8432 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
8433 pic_offset_table_rtx to be marked as used here.
8434 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
8435 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
8436 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
8437 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
8440 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8442 * alloc-pool.c (hash_descriptor, eq_descriptor,
8443 alloc_pool_descriptor): Fix -Wc++-compat warnings.
8444 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
8446 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8447 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
8448 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
8449 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
8452 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
8454 * tree-flow.h (loop_only_exit_p): Declare.
8455 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
8456 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
8457 the number of iterations if it is constant. Otherwise, if this is the
8458 only possible exit of the loop, use the conservative estimate on the
8459 number of iterations of the entire loop if available.
8461 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
8463 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
8464 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
8465 Add synchronization functions.
8466 * config/sync.c: New file.
8467 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
8468 (LIBGCC_SYNC_CFLAGS): Likewise.
8470 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
8473 * config/i386/i386.md (mode): Add TF to "mode" attribute.
8474 (*pushtf_sse): New insn pattern.
8475 (pushtf splitters): New splitters.
8477 2008-07-03 Michael Meissner <gnu@the-meissners.org>
8480 * predict.c (build_predict_expr): Use void_type_node for the tree
8481 type, instead of NULL_TREE.
8483 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
8485 * config/i386/i386.c (contains_aligned_value_p): Return true
8487 (ix86_data_alignment): Align TCmode to 128bits.
8488 (ix86_local_alignment): Likewise.
8490 2008-07-03 Andrew Haley <aph@redhat.com>
8493 * vec.h (VEC_TA): New.
8494 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
8495 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
8496 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
8497 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
8498 (C_COMMON_FIXED_TYPES): Remove first arg.
8499 (C_COMMON_FIXED_MODE_TYPES): Likewise.
8500 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
8501 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
8502 not to use empty macro arguments.
8504 2008-07-02 Joseph Myers <joseph@codesourcery.com>
8506 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
8507 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
8508 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
8509 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
8510 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
8511 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
8512 config/ia64/crtn.asm, config/m68hc11/larith.asm,
8513 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
8514 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
8515 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
8516 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
8517 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
8518 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
8519 config/rs6000/e500crtres64gpr.asm,
8520 config/rs6000/e500crtres64gprctr.asm,
8521 config/rs6000/e500crtrest32gpr.asm,
8522 config/rs6000/e500crtrest64gpr.asm,
8523 config/rs6000/e500crtresx32gpr.asm,
8524 config/rs6000/e500crtresx64gpr.asm,
8525 config/rs6000/e500crtsav32gpr.asm,
8526 config/rs6000/e500crtsav64gpr.asm,
8527 config/rs6000/e500crtsav64gprctr.asm,
8528 config/rs6000/e500crtsavg32gpr.asm,
8529 config/rs6000/e500crtsavg64gpr.asm,
8530 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
8531 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
8532 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
8533 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
8534 config/sparc/sol2-cn.asm: Remove .file directives.
8536 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
8538 * resource.c (mark_referenced_resources): Look inside
8539 UNSPEC_VOLATILEs and ASM_INPUTs.
8541 2008-07-02 Ian Lance Taylor <iant@google.com>
8543 * rtlanal.c (add_reg_note): New function.
8544 * rtl.h (add_reg_note): Declare.
8545 * auto-inc-dec.c (attempt_change): Use add_reg_note.
8546 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
8547 * builtins.c (expand_builtin_longjmp): Likewise.
8548 (expand_builtin_nonlocal_goto): Likewise.
8549 * calls.c (emit_call_1, expand_call): Likewise.
8550 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8551 * cfglayout.c (fixup_reorder_chain): Likewise.
8552 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
8553 (commit_one_edge_insertion): Likewise.
8554 * combine.c (move_deaths, distribute_notes): Likewise.
8555 * df-problems.c (df_set_note): Likewise.
8556 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
8557 (set_unique_reg_note): Likewise.
8558 (emit_copy_of_insn_after): Likewise.
8559 * expr.c (expand_expr_real): Likewise.
8560 * gcse.c (add_label_notes): Likewise.
8561 * haifa-sched.c (create_check_block_twin): Likewise.
8562 * jump.c (mark_jump_label_1): Likewise.
8563 * loop-doloop.c (add_test, doloop_modify): Likewise.
8564 * loop-unswitch.c (compare_and_jump_seq): Likewise.
8565 * lower-subreg.c (move_eh_region_note): Likewise.
8566 * optabs.c (emit_libcall_block): Likewise.
8567 * predict.c (predict_insn): Likewise.
8568 (combine_predictions_for_insn): Likewise.
8569 * recog.c (peephole2_optimize): Likewise.
8570 * regmove.c (try_auto_increment): Likewise.
8571 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
8572 * reload.c (find_reloads): Likewise.
8573 * reload1.c (fixup_eh_region_note): Likewise.
8574 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
8575 * reorg.c (delete_prior_computation): Likewise.
8576 (delete_computation, dbr_schedule): Likewise.
8577 * config/pa/pa.c (legitimize_pic_address): Likewise.
8578 * config/sh/sh.c (sh_reorg): Likewise.
8580 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8583 * config/libgcc-glibc.ver: Add %exclude.
8584 * config/m32r/libgcc-glibc.ver: Likwise.
8585 * config/s390/libgcc-glibc.ver: Likwise.
8586 * config/sh/libgcc-glibc.ver: Likwise.
8587 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
8589 * config/i386/libgcc-glibc.ver: New.
8591 * config/i386/libgcc-x86_64-glibc.ver: Removed.
8593 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
8595 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
8596 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
8597 i[34567]86-*-linux*, x86_64-*-linux*. Add
8598 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
8599 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
8600 x86_64-*-linux*. Add i386/t-linux to tmake_file for
8601 i[34567]86-*-linux*, x86_64-*-linux*.
8603 * libgcc-std.ver: Add empty GCC_4.4.0.
8605 * mkmap-symver.awk: Support multiple versions per symbol.
8607 * config/i386/i386.c (ix86_init_builtins): Always define
8608 __builtin_fabsq and __builtin_copysignq with fallbacks.
8609 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
8610 and __builtin_copysignq if SSE2 isn't available.
8612 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
8613 (LIBGCC2_TF_CEXT): Likwise.
8616 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
8618 * config/i386/sfp-machine.h: Moved to libgcc.
8620 * config/i386/sfp-machine.h: New.
8621 * config/i386/t-linux: Likwise.
8623 * config/i386/t-darwin: Remove softfp_wrap_start and
8625 * config/i386/t-darwin64: Likewise.
8627 * config/i386/t-fprules-softfp64: Renamed to ...
8628 * config/i386/t-fprules-softfp: This.
8630 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
8631 and softfp_wrap_end.
8633 2008-07-02 Jason Merrill <jason@redhat.com>
8635 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
8637 * tree.c (ctor_to_list): New fn.
8638 * tree.h: Declare it.
8639 (CONSTRUCTOR_ELT): New macro.
8640 (CONSTRUCTOR_NELTS): New macro.
8642 2008-07-02 Richard Guenther <rguenther@suse.de>
8644 * tree-ssa-structalias.c (struct variable_info): Reorder
8645 to fill padding on 64bit hosts. Make collapsed_to an int.
8646 (get_varinfo_fc): Deal with that.
8647 (new_var_info): Likewise.
8648 (collapse_rest_of_var): Likewise.
8650 2008-07-02 Joshua Sumali <jsumali@redhat.com>
8652 * doc/install.texi (--enable-java-home): Document.
8653 (--enable-aot-compile-rpm): Likewise.
8654 (--with-arch-directory): Likewise.
8655 (--with-os-directory): Likewise.
8656 (--with-origin-name): Likewise.
8657 (--with-arch-suffix): Likewise.
8658 (--with-jvm-root-dir): Likewise.
8659 (--with-jvm-jar-dir): Likewise.
8660 (--with-python-dir): Likewise.
8662 2008-07-02 Richard Guenther <rguenther@suse.de>
8664 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
8665 from decls explicitly. Merge operand checking from tuples.
8667 2008-07-02 Martin Jambor <mjambor@suse.cz>
8669 * tree-switch-conversion.c: Included timevar.h which I forgot before.
8671 2008-07-02 Martin Jambor <mjambor@suse.cz>
8673 * tree-switch-conversion.c: Included timevar.h
8674 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
8676 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
8678 2008-07-02 Martin Jambor <mjambor@suse.cz>
8680 * tree-switch-conversion.c: Corrected various comments and
8682 (build_constructors): Fixed minor formatting mistakes.
8684 * invoke.texi (Optimize Options): Corrected the
8685 switch-conversion-max-branch-ratio parameter.
8687 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
8689 * final.c (asm_insn_count): Return zero for an empty asm body.
8691 2008-07-02 Richard Guenther <rguenther@suse.de>
8693 * bitmap.h (bitmap_set_bit): Return bool.
8694 (bitmap_clear_bit): Likewise.
8695 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
8696 write to the bitmap if it would.
8697 (bitmap_clear_bit): Likewise.
8698 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
8699 bitmap_set_bit return value.
8700 (add_pred_graph_edge): Likewise.
8701 (add_graph_edge): Likewise.
8702 (do_sd_constraint): Likewise.
8703 (do_ds_constraint): Likewise.
8705 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8707 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
8708 Fix -Wc++-compat and/or -Wcast-qual warnings.
8709 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
8710 gen_regparm_prefix): Likewise.
8711 * vmsdbgout.c (write_modbeg, lookup_filename,
8712 vmsdbgout_source_line, vmsdbgout_init): Likewise.
8714 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
8716 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
8717 defaults.h definition apply.
8719 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8721 * function.c (assign_parm_remove_parallels): New.
8722 (assign_parm_setup_block_p): Do not return true for non-BLKmode
8724 (assign_parm_setup_block): Do not handle them.
8725 (assign_parm_setup_reg, assign_parm_setup_stack): Call
8726 assign_parm_remove_parallels.
8728 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
8730 * c-typeck.c (convert_for_assignment): Use
8731 vector_targets_convertible_p.
8732 * c-common.c (vector_targets_convertible_p): New.
8733 * c-common.h (vector_targets_convertible_p): New prototype.
8734 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
8735 opaque_p_V2SI_type_node.
8737 2008-07-01 Steve Ellcey <sje@cup.hp.com>
8739 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
8742 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
8745 TFmode constants via two element DImode vector for hosts with
8746 HOST_BITS_PER_WIDE_INT < 64.
8747 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
8748 also for HOST_BITS_PER_WIDE_INT < 64.
8750 2008-07-01 Richard Guenther <rguenther@suse.de>
8752 PR tree-optimization/36666
8753 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
8754 (get_constraint_exp_from_ssa_var): Split into ...
8755 (get_constraint_exp_for_temp): ... this ...
8756 (get_constraint_for_ssa_var): ... and that.
8757 Return constraint expressions for all touched sub-fields
8758 if the results address is not taken.
8759 (process_constraint): Remove assertion that aggregate
8760 assignments do not happen at this place.
8761 (get_constraint_for_component_ref): Add address_p argument.
8762 Return constraint expressions for all touched sub-fields
8763 if the results address is not taken.
8764 (do_deref): Use get_constraint_exp_for_temp.
8765 (get_constraint_for_1): Rename from ...
8766 (get_constraint_for): ... this. Add the old function as wrapper.
8767 (do_structure_copy): Use get_constraint_for_1.
8769 2008-07-01 Martin Jambor <mjambor@suse.cz>
8771 * Makefile.in (tree-switch-conversion.o): Add.
8772 (OBJS-common): Add tree-swtch-conversion.o.
8773 * passes.c (init_optimization_passes): Add pass_convert_switch.
8774 * tree-pass.h: (pass_convert_switch): Add.
8775 * tree-switch-conversion.c: New file.
8776 * gcc.dg/tree-ssa/cswtch.c: New testcase.
8777 * common.opt (ftree-cswtch): New option.
8778 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8779 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
8780 * opts.c (decode_options): Set flag_tree_switch_conversion when
8781 optimization level is >= 2.
8782 * doc/invoke.texi (Optimize Options): Added description of
8783 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
8785 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8787 * config/darwin-driver.c (darwin_default_min_version): Fix
8788 -Wc++-compat warnings.
8790 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
8792 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
8795 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8797 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
8799 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
8801 PR rtl-optimization/34744
8802 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
8803 (df_scan_free_internal): Free data structures not
8804 allocated in storage pools.
8805 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
8806 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
8807 df_scan_free_mws_vec.
8808 * dse.c (dse_step6): Free offset_map_p and offset_map_n
8811 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
8813 * config/i386/i386.c (contains_aligned_value_p): Return true
8815 (ix86_function_arg_boundary): Return its natural boundary
8817 (return_in_memory_32): Don't check TDmode.
8818 (ix86_split_to_parts): Support splitting into 4 parts and
8819 support TFmode for 32bit target.
8820 (ix86_split_long_move): Support splitting into 4 parts.
8821 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
8823 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
8824 (ix86_init_builtins): Here.
8825 (ix86_scalar_mode_supported_p): Always return true for TFmode.
8826 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
8827 'q' and 'w', respectively.
8829 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
8831 (movtf_internal): Likewise.
8832 (<code>tf2): Likewise.
8833 (*absnegtf2_sse): Likewise.
8834 (copysign<mode>3): Likewise.
8835 (copysign<mode>3_const): Likewise.
8836 (copysign<mode>3_var): Likewise.
8837 (define_split UNSPEC_COPYSIGN): Likewise.
8838 * config/i386/sse.md (*nandtf3): Likewise.
8839 (<code>tf3): Likewise.
8840 (*<code>tf3): Likewise.
8842 2008-06-30 Joey Ye <joey.ye@intel.com>
8843 H.J. Lu <hongjiu.lu@intel.com>
8845 * global.c (compute_regsets): Set frame_pointer_needed here.
8846 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
8848 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
8850 * doc/install.texi (specific): Expand Windows build notes.
8852 2008-06-30 Ira Rosen <irar@il.ibm.com>
8854 PR tree-optimization/36648
8855 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
8856 number of prolog iterations by step. Fix the comment.
8858 2008-06-30 Richard Guenther <rguenther@suse.de>
8861 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
8862 handle calls from ECF_MALLOC functions.
8863 (handle_pure_call): ECF_MALLOC functions do not return
8865 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
8867 2008-06-29 Andreas Schwab <schwab@suse.de>
8869 * config/m68k/m68k.c (print_operand): Always print a float
8871 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
8872 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
8875 * config/rs6000/x-linux64: Remove never used file.
8877 2008-06-29 Richard Guenther <rguenther@suse.de>
8879 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
8881 (struct alias_info): Move ...
8882 * tree-ssa-alias.c: ... here.
8883 (update_alias_info): Declare.
8884 (compute_may_aliases): Call it.
8885 (update_alias_info): New function.
8886 * tree-ssa-structalias.c (update_alias_info): Move ...
8887 * tree-ssa-alias.c (update_alias_info_1): ... here.
8888 * tree-ssa-structalias.c (process_constraint_1): Remove
8889 unused from_call argument. Rename to ...
8890 (process_constraint): ... this. Delete old wrapper.
8891 (make_constraint_to): Adjust callers.
8892 (handle_const_call): Likewise.
8893 (handle_pure_call): Likewise.
8894 (init_base_vars): Likewise.
8895 (handle_lhs_call): Likewise. Remove unnecessary constraint.
8896 (find_func_aliases): We don't need structure copies for
8898 (make_constraint_from_anything): Remove.
8899 (create_variable_info_for): For globals make constraints
8900 from escaped, not from anything.
8901 (compute_points_to_sets): Do not call update_alias_info.
8902 (ipa_pta_execute): Use make_constraint_from.
8904 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8906 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
8907 (bitmap.o-warn, dominance.o-warn): New.
8908 * configure.ac (cxx_compat_warn): Delete.
8909 (loose_warn): Add -Wcast-qual and -Wc++-compat.
8910 * system.h: Remove #pragma diagnostic for -Wcast-qual and
8912 * configure: Regenerate.
8914 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
8917 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8919 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
8920 * df-scan.c (df_notes_rescan): Likewise.
8921 * ggc-page.c (set_page_table_entry): Likewise.
8922 * intl.c (gcc_gettext_width): Likewise.
8923 * varasm.c (get_unnamed_section, get_noswitch_section,
8924 get_section): Likewise.
8926 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
8928 * regrename.c (build_def_use): Don't copy RTX.
8930 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
8932 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
8933 (Type Attributes): Fix nesting of @table and @subsection. Adjust
8934 punctuation. Use @ref instead of @xref.
8935 (Function Names): Remove stray @display/@end display.
8936 (C++ Attributes): Use @ref instead of @xref.
8937 (Deprecated Features): Fix punctuation around @xref.
8938 (Backwards Compatibility): Likewise.
8939 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
8941 2008-06-28 Joseph Myers <joseph@codesourcery.com>
8943 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
8944 constants for E500 double.
8946 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
8948 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
8949 element type of const_vector.
8951 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
8953 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
8954 Remove FLAGS_REG clobber from expander pattern.
8955 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
8956 (anddi3, andsi3, andhi3, andqi3): Ditto.
8957 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
8958 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
8959 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
8960 (ashlsi3, ashlhi3, ashlqi3): Ditto.
8961 (ashrsi3, ashrhi3, ashrqi3): Ditto.
8962 (lshrsi3, lshrhi3, lshrqi3): Ditto.
8963 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
8964 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
8966 2008-06-28 Richard Guenther <rguenther@suse.de>
8968 * tree-ssa-structalias.c (callused_id, var_callused,
8969 callused_tree): Add.
8970 (handle_pure_call): New function.
8971 (find_func_aliases): Call it.
8972 (find_what_p_points_to): Handle the call-used set.
8973 (clobber_what_escaped): Likewise.
8974 (compute_call_used_vars): New function.
8975 (init_base_vars): Init the call-used variable.
8976 (do_sd_constraint): Do not propagate the solution from CALLUSED
8977 but use CALLUSED as a placeholder.
8978 (solve_graph): Likewise.
8979 * tree-flow-inline.h (gimple_call_used_vars): New function.
8980 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
8981 (compute_call_used_vars): Declare.
8982 * tree-ssa-alias.c (set_initial_properties): Call
8983 compute_call_used_vars.
8984 (reset_alias_info): Clear call-used variables.
8985 (add_call_clobber_ops): Assert we are not called for const/pure
8986 functions. Remove handling of them.
8987 (add_call_read_ops): Handle pure functions by adding the
8988 call-used set of variables as VUSEs.
8989 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
8990 (delete_tree_ssa): Free it.
8991 * tree-dfa.c (remove_referenced_var): Clear the var from the
8994 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
8996 * tree.c (build_varargs_function_type_list): New.
8997 (build_function_type_list_1): New.
8998 (build_function_type_list): Use build_function_type_list_1.
8999 * tree.h (build_varargs_function_type_list): New.
9001 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
9004 * config/spu/spu.c (spu_builtin_splats): Do not generate
9005 invalid CONST_VECTOR expressions.
9006 (spu_expand_vector_init): Likewise.
9008 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
9010 * optabs.c (libfunc_decls): New variable.
9011 (libfunc_decl_hash, libfunc_decl_eq): New functions.
9012 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
9013 for the same function twice.
9015 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
9017 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
9018 ix86_expand_binary_operator directly.
9019 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
9021 (*ashrti3_1): Ditto.
9022 (*lshrti3_1): Ditto.
9023 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
9024 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
9025 using only one splitter. Conditionaly execute splitter before or
9026 after peephole2 pass.
9027 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
9028 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
9029 Use only one alternative in asm template.
9030 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
9032 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
9033 "J" operand constraint for operand 2.
9034 (*ashldi3_cconly_rex64): Ditto.
9035 (*ashrdi3_cmp_rex64): Ditto.
9036 (*ashrdi3_cconly_rex64): Ditto.
9037 (*lshrdi3_cmp_rex64): Ditto.
9038 (*lshrdi3_cconly_rex64): Ditto.
9039 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
9040 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
9041 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
9044 2008-06-27 Jakub Jelinek <jakub@redhat.com>
9046 * gimplify.c (omp_is_private): Don't return true if decl is not
9047 already private on #pragma omp for or #pragma omp parallel for.
9050 * tree-cfg.c (struct move_stmt_d): Replace block field with
9051 orig_block and new_block fields.
9052 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
9053 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
9054 (move_block_to_fn): Replace vars_map and new_label_map arguments
9055 with struct move_stmt_d pointer.
9056 (replace_block_vars_by_duplicates): New function.
9057 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
9058 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
9059 all subblocks of ORIG_BLOCK to the new function. Call
9060 replace_block_vars_by_duplicates.
9061 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
9062 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
9063 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
9064 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
9065 (expand_omp): Temporarily set input_location to the location of
9066 region's controlling stmt.
9067 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
9068 BIND_EXPR, push ctx->block_vars and gimplification vars into
9069 the BIND_EXPR and its block's BLOCK_VARS instead of directly
9071 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
9072 there are any BLOCK_VARS.
9073 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
9074 OMP_PARALLEL or OMP_TASK stmt.
9075 (lower_omp): Save and restore input_location around the lower_omp_1
9078 2008-06-27 Richard Guenther <rguenther@suse.de>
9080 PR tree-optimization/36400
9081 PR tree-optimization/36373
9082 PR tree-optimization/36344
9083 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
9084 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
9085 (update_alias_info): Remove call clobbering code.
9086 (make_constraint_to): New helper function.
9087 (make_escape_constraint): Likewise.
9088 (handle_rhs_call): Use it on all pointer containing arguments.
9089 Also mark the static chain escaped.
9090 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
9091 instead of ANYTHING.
9092 (make_constraint_from): New helper split out from ...
9093 (make_constraint_from_anything): ... here.
9094 (find_func_aliases): Add constraints for escape sites.
9095 (intra_create_variable_infos): Make constraints from NONLOCAL
9097 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
9099 (clobber_what_p_points_to): Remove.
9100 (clobber_what_escaped): New function.
9101 (init_base_vars): Init NONLOCAL and ESCAPED.
9102 (do_sd_constraint): Do not propagate the solution from ESCAPED
9103 but use ESCAPED as a placeholder.
9104 (solve_graph): Likewise.
9105 * tree-flow.h (clobber_what_p_points_to): Remove.
9106 (clobber_what_escaped): Declare.
9107 * tree-ssa-alias.c (set_initial_properties): Call it.
9108 Remove code clobbering escaped pointers.
9110 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9112 * function.c (allocate_struct_function): Only allocate a unique
9113 funcdef_no if the decl is nonzero.
9115 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
9117 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
9118 * config/mips/mips.c (mips_split_const_insns): New function.
9119 * config/mips/mips.md (move_type): New attribute.
9120 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
9121 (dword_mode): New attribute.
9122 (type): Avoid long line. Map "move_type"s to "type"s,
9123 choosing "multi" for doubleword moves if appropriate.
9124 Swap MTC/MFC comments to match their declaration order.
9125 (extended_mips16): Default to "yes" if "move_type" is "sll0",
9126 "type" is "branch" or "jal" is "direct".
9127 (length): Handle "extended_mips16" first. Make the default
9128 "0" for "ghost" instructions. Set the length from "move_type".
9129 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
9130 of "type", with "sll0" for the register alternative. Remove the
9131 "extended_mips16" attribute.
9132 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
9133 of "type", with "shift_shift" for the register alternative.
9134 Remove the "length" attribute.
9135 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
9136 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
9137 of "type", with "andi" for the register alternative.
9138 (*zero_extendqihi2): Likewise.
9139 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
9140 of "andi" instead of a "type" of "arith".
9141 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
9143 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
9144 (mov_<store>r, *mov<mode>_ra): Likewise.
9145 (extendsidi2): Use "move_type" instead of "type", with "move"
9146 for the register alternative.
9147 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
9148 of "type", with "signext" for the register alternative.
9149 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
9150 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
9151 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
9152 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
9153 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
9154 (unnamed branch insn): Likewise.
9155 (*movdi_gp32_fp64): Fold into...
9156 (*movdi_32bit): ...here.
9157 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
9158 (*movdf_hardfloat): ...this new pattern.
9159 (*movdf_softfloat): Remove redundant FPR alternatives.
9160 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
9161 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
9162 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
9163 the "move" attribute.
9164 (*movdi_32bit): Use "move_type" instead of "type" and remove the
9165 "length" attribute. Use "fpload" and "fpstore" instead of "load"
9166 and "store" for COP loads and stores.
9167 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
9168 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
9169 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
9170 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
9171 (*movtf_mips16, *movv2sf): Likewise.
9172 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
9173 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
9174 (mfhc1<mode>): Use "move_type" instead of "move".
9175 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
9176 (loadgp_blockage): Remove the "length" attribute.
9177 (blockage, set_got_version, update_got_version): Likewise.
9178 (call_internal): Remove the "extended_mips16" attribute.
9179 (call_value_internal, call_value_multiple_internal): Likewise.
9180 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
9182 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
9183 the "length" attribute.
9185 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9187 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
9188 -Wcast-qual warnings.
9189 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
9190 handle_pragma_pop_macro): Likewise.
9191 * collect2.c (resolve_lib_name): Likewise.
9192 * config/arc/arc.c (arc_init): Likewise.
9193 * config/arm/arm.c (neon_builtin_compare,
9194 locate_neon_builtin_icode): Likewise.
9195 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
9196 * config/bfin/bfin.c (bfin_init_machine_status,
9197 bfin_optimize_loop): Likewise.
9198 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
9199 * config/cris/cris.c (cris_init_expanders): Likewise.
9200 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
9201 * config/darwin.c (machopic_indirection_eq,
9202 machopic_indirection_name, machopic_output_indirection): Likewise.
9203 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
9204 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
9205 frv_optimize_membar): Likewise.
9206 * config/i386/cygwin.h (mingw_scan,
9207 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
9208 * config/i386/cygwin1.c (mingw_scan): Likewise.
9209 * config/i386/i386.c (machopic_output_stub): Likewise.
9210 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
9211 i386_pe_unique_section): Likewise.
9212 * config/ia64/ia64.c (ia64_init_machine_status,
9213 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
9215 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
9216 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
9217 * config/m68k/m68k.c (m68k_handle_option,
9218 m68k_sched_md_init_global): Likewise.
9219 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
9220 mcore_unique_section): Likewise.
9221 * config/mips/mips.c (mips_block_move_straight,
9222 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
9224 * config/mmix/mmix.c (mmix_init_machine_status,
9225 mmix_encode_section_info): Likewise.
9226 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
9227 * config/rs6000/rs6000.c (rs6000_init_machine_status,
9228 print_operand_address, output_toc, redefine_groups,
9229 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
9230 * config/s390/s390.c (s390_init_machine_status): Likewise.
9231 * config/score/score.c (score_block_move_straight,
9232 score_block_move_loop_body): Likewise.
9233 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
9234 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
9235 * emit-rtl.c (find_auto_inc): Likewise.
9236 * gcc.c (translate_options, process_command): Likewise.
9237 * reorg.c (dbr_schedule): Likewise.
9238 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
9239 * xcoffout.c (xcoffout_declare_function): Likewise.
9241 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
9243 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
9244 ipa-pta working again.
9246 2008-06-27 David Edelsohn <edelsohn@gnu.org>
9248 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
9251 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
9253 * config.gcc (powerpc*-*-*): Add new core e500mc.
9254 * config/rs6000/e500mc.md: New file.
9255 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9257 (rs6000_override_options): Add e500mc case to
9258 processor_target_table. Altivec and Spe options not allowed
9259 with e500mc. Add isel instruction to e500mc by
9260 default. Initialize rs6000_cost for e500mc.
9261 (rs6000_issue_rate): Set issue rate for e500mc.
9262 * config/rs6000/rs6000.h (processor_type): Add
9263 PROCESSOR_PPCE500MC.
9264 (ASM_CPU_SPEC): Add e500mc.
9265 Set TARGET_ISEL to rs6000_isel.
9266 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
9267 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
9268 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
9270 * doc/invoke.texi: Add e500mc to list of cpus.
9272 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9275 * c-lex.c (lex_charconst): Initialize unsignedp.
9277 2008-06-27 Olivier Hainque <hainque@adacore.com>
9279 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
9280 documented assumptions.
9282 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
9284 * dwarf2out.c: Remove trailing white spaces. Break long line
9287 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
9289 * libfuncs.h (LTI_synchronize): New libfunc_index.
9290 (synchronize_libfunc): Declare.
9291 * builtins.c (expand_builtin_synchronize): Consider using
9292 synchronize_libfunc before falling back on an asm blockage.
9293 * config/mips/mips.c: Include libfuncs.h
9294 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
9296 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
9298 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
9299 parameter. Copy stack_reg to r11 where appropriate.
9300 (no_global_regs_above): Add gpr parameter.
9301 (rs6000_stack_info): Only add padding for SPE save area if we
9302 are saving SPE GPRs and CR.
9303 (saveres_routine_syms): New variable.
9304 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
9306 (rs6000_savres_routine_sym): New function.
9307 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
9309 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
9310 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
9311 Tweak FPR out-of-line saving.
9312 (rs6000_make_savres_rtx): New function.
9313 (rs6000_use_multiple_p): New function.
9314 (rs6000_savres_strategy): New function.
9315 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
9316 out-of-line if appropriate.
9317 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
9318 if we are optimizing for size.
9319 (GP_SAVE_INLINE): Define.
9320 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
9321 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
9322 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
9323 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
9324 (*save_fpregs_<mode>): Add use of r11.
9325 (*restore_gpregs_<mode>): New insn.
9326 (*return_and_restore_gpregs_<mode>): New insn.
9327 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
9329 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
9330 (*restore_gpregs_spe): New insn.
9331 (*return_and_restore_gpregs_spe): New insn.
9332 * config/rs6000/predicates.md (save_world_operation): Fix check.
9334 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9336 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
9337 this point, so assert that.
9339 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
9341 * cfganal.c: Include vec.h and vecprim.h.
9342 (compute_idf): Import from...
9343 * tree-into-ssa (compute_idf): ...here.
9344 * basic-block.h (compute_idf): Export.
9346 2008-06-26 Joseph Myers <joseph@codesourcery.com>
9348 * c-decl.c (merge_decls): Use !current_function_decl to check for
9349 extern declaration of C99 inline function being at file scope.
9351 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
9353 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
9355 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9357 * alias.c (record_alias_subset, init_alias_analysis): Fix
9358 -Wc++-compat and/or -Wcast-qual warnings.
9359 * attribs.c (lookup_attribute_spec): Likewise.
9360 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
9361 copy_bb, connect_traces,
9362 find_rarely_executed_basic_blocks_and_cr): Likewise.
9363 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
9364 note_btr_set, migrate_btr_defs): Likewise.
9365 * builtins.c (result_vector, expand_builtin_memcpy,
9366 expand_builtin_mempcpy_args, expand_builtin_strncpy,
9367 builtin_memset_read_str, expand_builtin_printf,
9368 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
9370 * caller-save.c (mark_set_regs): Likewise.
9371 * calls.c (expand_call, emit_library_call_value_1): Likewise.
9372 * cgraph.c (cgraph_edge): Likewise.
9373 * combine.c (likely_spilled_retval_1): Likewise.
9374 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
9375 htab_counts_entry_del, get_coverage_counts): Likewise.
9376 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
9377 new_cselib_val): Likewise.
9378 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
9379 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
9381 * df-core.c (df_compact_blocks): Likewise.
9382 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
9383 * df-scan.c (df_grow_reg_info, df_ref_create,
9384 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
9385 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
9386 df_record_entry_block_defs, df_record_exit_block_uses,
9387 df_bb_verify): Likewise.
9388 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
9389 DF_REF_EXTRACT_MODE_CONST): New.
9390 * dominance.c (get_immediate_dominator, get_dominated_by,
9391 nearest_common_dominator, root_of_dom_tree,
9392 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
9393 -Wc++-compat and/or -Wcast-qual warnings.
9394 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
9395 record_store, replace_read, check_mem_read_rtx, scan_insn,
9396 dse_step1, dse_record_singleton_alias_set): Likewise.
9397 * dwarf2asm.c (dw2_force_const_mem): Likewise.
9399 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9401 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
9402 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
9403 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
9404 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
9405 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
9406 add_ranges_num, add_ranges_by_labels, file_info_cmp,
9407 file_name_acquire, output_file_names, add_const_value_attribute,
9408 premark_used_types_helper, file_table_eq, file_table_hash,
9409 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
9410 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
9411 -Wcast-qual warnings.
9412 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
9413 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
9414 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
9415 gen_reg_rtx, start_sequence, init_emit): Likewise.
9416 * et-forest.c (et_new_occ, et_new_tree): Likewise.
9417 * except.c (init_eh_for_function, gen_eh_region,
9418 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
9419 arh_to_landing_pad, arh_to_label, add_action_record,
9420 add_call_site, switch_to_exception_section): Likewise.
9421 * expmed.c (synth_mult): Likewise.
9422 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
9423 store_expr): Likewise.
9424 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
9426 * function.c (assign_stack_temp_for_type,
9427 allocate_struct_function, match_asm_constraints_1): Likewise.
9428 * gcov-io.c (gcov_allocate): Likewise.
9429 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
9430 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
9431 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
9432 record_one_set, insert_expr_in_table, insert_set_in_table,
9433 dump_hash_table, compute_hash_table_work, alloc_hash_table,
9434 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
9435 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
9436 -Wcast-qual warnings.
9438 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9440 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
9441 -Wcast-qual warnings.
9442 * gcc.c (process_command): Likewise.
9443 * genattrtab.c (oballoc): Use XOBNEW.
9444 (oballocvec): Define.
9445 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
9446 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
9447 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
9448 -Wc++-compat and/or -Wcast-qual warnings.
9449 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
9450 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
9451 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
9452 gen_presence_absence_set, gen_automaton, gen_regexp_el,
9453 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
9454 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
9455 add_excls, process_presence_absence_names,
9456 process_presence_absence_patterns, add_presence_absence,
9457 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
9458 get_free_state, add_arc, get_free_automata_list_el,
9459 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
9460 transform_3, cache_presence, create_ainsns, create_automata,
9461 create_state_ainsn_table, dfa_insn_code_enlarge,
9462 output_trans_func, output_min_issue_delay_func,
9463 output_dead_lock_func, output_reset_func,
9464 output_get_cpu_unit_code_func, output_dfa_start_func,
9465 expand_automata): Likewise.
9466 * genextract.c (gen_insn): Likewise.
9467 * gengtype-lex.l: Likewise.
9468 * gengtype.c (read_input_list, adjust_field_type,
9469 process_gc_options): Likewise.
9470 * genoutput.c (note_constraint): Likewise.
9471 * genpreds.c (mangle, add_constraint): Likewise.
9472 * genrecog.c (process_define_predicate, new_decision,
9473 add_to_sequence): Likewise.
9474 * gensupport.c (record_insn_name): Likewise.
9476 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9478 * config/i386/driver-i386.c (detect_caches_amd,
9479 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
9480 and/or -Wcast-qual warnings.
9481 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
9482 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
9483 gt_pch_save): Likewise.
9484 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
9485 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
9486 * global.c (compute_regsets): Likewise.
9487 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
9488 finish_graph_dump_file): Likewise.
9489 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
9490 unlink_bb_notes): Likewise.
9491 * integrate.c (get_hard_reg_initial_val): Likewise.
9492 * ipa-prop.c (ipa_push_func_to_list): Likewise.
9493 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
9494 * local-alloc.c (update_equiv_regs): Likewise.
9495 * loop-invariant.c (check_invariant_table_size,
9496 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
9498 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
9499 altered_reg_used, mark_altered): Likewise.
9500 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
9501 insert_var_expansion_initialization,
9502 combine_var_copies_in_loop_exit, apply_opt_in_copies,
9503 release_var_copies): Likewise.
9504 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
9505 analyze_matrix_decl, add_allocation_site, analyze_transpose,
9506 analyze_accesses_for_phi_node, check_var_notmodified_p,
9507 check_allocation_function, find_sites_in_func,
9508 record_all_accesses_in_func, transform_access_sites,
9509 transform_allocation_sites): Likewise.
9510 * omp-low.c (new_omp_region, create_omp_child_function_name,
9511 check_omp_nesting_restrictions, check_combined_parallel,
9512 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
9513 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
9514 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
9515 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
9517 * opts-common.c (prune_options): Likewise.
9518 * opts.c (add_input_filename, print_filtered_help,
9519 get_option_state): Likewise.
9520 * params.c (add_params): Likewise.
9521 * passes.c (set_pass_for_id, next_pass_1,
9522 do_per_function_toporder, pass_fini_dump_file): Likewise.
9523 * postreload.c (reload_cse_simplify_operands): Likewise.
9524 * predict.c (tree_predicted_by_p, tree_predict_edge,
9525 clear_bb_predictions, combine_predictions_for_bb): Likewise.
9527 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9529 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
9531 * recog.c (check_asm_operands, validate_change_1): Likewise.
9532 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
9533 subst_asm_stack_regs): Likewise.
9534 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
9535 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
9536 * regmove.c (reg_is_remote_constant_p): Likewise.
9537 * regrename.c (regrename_optimize, scan_rtx_reg,
9538 kill_clobbered_value, kill_set_value, kill_autoinc_value):
9540 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
9541 regstat_compute_calls_crossed): Likewise.
9542 * reload1.c (init_reload, new_insn_chain,
9543 has_nonexceptional_receiver, reload, copy_reloads,
9544 calculate_needs_all_insns, init_elim_table): Likewise.
9545 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
9546 * rtl.c (shallow_copy_rtx_stat): Likewise.
9547 * rtlanal.c (parms_set): Likewise.
9548 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
9549 sbitmap_resize, sbitmap_vector_alloc): Likewise.
9550 * sched-ebb.c (earliest_block_with_similiar_load,
9551 add_deps_for_risky_insns): Likewise.
9552 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
9553 schedule_region): Likewise.
9554 * see.c (eq_descriptor_pre_extension,
9555 hash_descriptor_pre_extension, hash_del_pre_extension,
9556 eq_descriptor_properties, hash_descriptor_properties,
9557 hash_del_properties, see_seek_pre_extension_expr,
9558 see_initialize_data_structures, see_print_register_properties,
9559 see_print_pre_extension_expr, see_delete_merged_def_extension,
9560 see_delete_unmerged_def_extension, see_emit_use_extension,
9561 see_pre_delete_extension, see_map_extension, see_commit_changes,
9562 see_analyze_merged_def_local_prop,
9563 see_analyze_merged_def_local_prop,
9564 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
9565 see_set_prop_merged_def, see_set_prop_unmerged_def,
9566 see_set_prop_unmerged_use, see_print_one_extension,
9567 see_merge_one_use_extension, see_merge_one_def_extension,
9568 see_store_reference_and_extension, see_update_uses_relevancy,
9569 see_update_defs_relevancy): Likewise.
9570 * statistics.c (hash_statistics_hash, hash_statistics_eq,
9571 hash_statistics_free, curr_statistics_hash): Likewise.
9572 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
9573 expand_asm_operands, expand_return, case_bit_test_cmp,
9574 expand_case): Likewise.
9575 * stor-layout.c (start_record_layout): Likewise.
9576 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
9577 gt_pch_save_stringpool): Likewise.
9578 * tree-data-ref.c (hash_stmt_vertex_info,
9579 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
9580 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
9582 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
9585 * config/i386/i386.md : Change constraints of HImode and QImode
9586 immediate operands from "i" to "n". Change SImode "ni" constraint to
9587 "i" and SImode "rmi" constraint to "g". Remove all constraints
9588 from const0_operand and const1_operand predicated operands.
9589 (i): Change QImode and HImode attribute from "i" to "n".
9590 (*subqi_2): Change HImode operands to QImode.
9593 2008-06-25 Olivier Hainque <hainque@adacore.com>
9595 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
9598 2008-06-25 Richard Guenther <rguenther@suse.de>
9600 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
9601 not overflow the result type.
9603 2008-06-25 Richard Guenther <rguenther@suse.de>
9605 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
9606 (vn_lookup): Likewise.
9608 2008-06-25 Richard Guenther <rguenther@suse.de>
9610 PR tree-optimization/35518
9611 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
9612 * tree-sra.c (instantiate_element): Use fold_build3 to build
9614 (try_instantiate_multiple_fields): Likewise.
9616 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9618 * config/rs6000/rs6000.md: Change all string instruction's clobber to
9621 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9623 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
9624 use_backchain_to_restore_sp to true
9625 if the offset of the link register save area would go over the 32k - 1
9626 offset limit of the load
9629 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
9631 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
9632 anchor for the type-punning blurb. Cross-reference "Structures
9633 unions enumerations and bit-fields implementation". Provide a
9634 cast-through-pointer example. Make final sentence self-contained.
9635 * doc/implement-c.texi (Structures unions enumerations and
9636 bit-fields implementation): Cross-reference the type-punning blurb
9637 in the -fstrict-aliasing documentation.
9639 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
9642 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
9643 the memory instead of the memory itself for the save area.
9645 2008-06-24 Olivier Hainque <hainque@adacore.com>
9646 Nicolas Roche <roche@adacore.com>
9648 * gengtype.c (srcdir_len): size_t instead of int.
9649 (get_file_realbasename): New function. For F a filename, the real
9650 basename of F, with all the path components stripped.
9651 (get_file_srcdir_relative_path): New function. For F a filename, the
9652 relative path to F from $(srcdir).
9653 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
9654 get_file_realbasename. Adjust the head comment.
9655 (get_prefix_langdir_index): New function. For F a filename, return the
9656 lang_dir_names[] relative index of the language directory that is
9658 (get_file_langdir): For F a filename, return the name of the language
9659 directory where F is located.
9660 (get_file_gtfilename): New function. The gt- output file name for an
9662 (get_output_file_with_visibility): Replace in-line computations with
9663 uses of get_file_gtfilename and get_prefix_langdir_index.
9664 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
9666 2008-06-24 Jakub Jelinek <jakub@redhat.com>
9668 PR tree-optimization/36504
9669 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
9670 references without base address.
9672 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9675 * calls.c (expand_call): Increase alignment for recursive functions.
9677 2008-06-23 Anatoly Sokolov <aesok@post.ru>
9679 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
9680 (TARGET_FUNCTION_VALUE): New define.
9681 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
9682 * config/avr/avr.h (FUNCTION_VALUE): Remove.
9684 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9686 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
9687 (fmod<mode>3): Ditto.
9688 (remainderxf3): Ditto.
9689 (remainder<mode>3): Ditto.
9691 2008-06-23 Jakub Jelinek <jakub@redhat.com>
9694 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
9695 REG is a hard register.
9697 PR tree-optimization/36508
9698 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
9699 499, don't check it at all in release compilers.
9701 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
9703 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
9704 together with SSE_TARGET_MATH to disable insn pattern.
9705 (*fop_<MODEF:mode>_2_i387): Ditto.
9706 (*fop_<MODEF:mode>_3_i387): Ditto.
9708 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
9710 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
9712 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
9715 * gimplify.c (gimplify_asm_expr): Check the return code of
9716 parse_output_constraint call, set function return and is_inout
9719 2008-06-22 Ian Lance Taylor <iant@google.com>
9721 * c-lex.c (narrowest_unsigned_type): Change itk to int.
9722 (narrowest_signed_type): Likewise.
9723 * c-typeck.c (c_common_type): Change local variable mclass to enum
9725 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
9726 tcc_comparison, not the tree code itself.
9727 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
9728 (c_expand_expr): Cast modifier to enum expand_modifier.
9729 * c-common.h (C_RID_CODE): Add casts.
9730 (C_SET_RID_CODE): Define.
9731 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
9732 (c_lex_one_token): Add cast to avoid warning.
9733 (c_parser_objc_type_name): Rename local typename to type_name.
9734 (check_no_duplicate_clause): Change code parameter to enum
9736 (c_parser_omp_var_list_parens): Change kind parameter to enum
9738 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
9739 c_parser_omp_list_var_parens.
9740 (c_parser_omp_threadprivate): Likewise.
9741 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
9742 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
9743 * c-format.c (NO_FMT): Define.
9744 (printf_length_specs): Use NO_FMT.
9745 (asm_fprintf_length_specs): Likewise.
9746 (gcc_diag_length_specs): Likewise.
9747 (scanf_length_specs): Likewise.
9748 (strfmon_length_specs): Likewise.
9749 (gcc_gfc_length_specs): Likewise.
9750 (printf_flag_specs): Change 0 to STD_C89.
9751 (asm_fprintf_flag_specs): Likewise.
9752 (gcc_diag_flag_specs): Likewise.
9753 (gcc_cxxdiag_flag_specs): Likewise.
9754 (scanf_flag_specs): Likewise.
9755 (strftime_flag_specs): Likewise.
9756 (strfmon_flag_specs): Likewise.
9757 (print_char_table): Likewise.
9758 (asm_fprintf_char_table): Likewise.
9759 (gcc_diag_char_table): Likewise.
9760 (gcc_tdiag_char_table): Likewise.
9761 (gcc_cdiag_char_table): Likewise.
9762 (gcc_cxxdiag_char_table): Likewise.
9763 (gcc_gfc_char_table): Likewise.
9764 (scan_char_table): Likewise.
9765 (time_char_table): Likewis.
9766 (monetary_char_table): Likewise.
9767 * c-format.h (BADLEN): Likewise.
9769 2008-06-21 Ian Lance Taylor <iant@google.com>
9771 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
9772 Define END_OF_BASE_TREE_CODES around inclusion.
9773 * tree.c (tree_code_type): New global array.
9774 (tree_code_length, tree_code_name): Likewise.
9775 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
9777 (all-tree.def, s-alltree): New targets.
9778 (gencheck.h, s-gencheck): Remove.
9779 (tree.o): Depend upon all-tree.def.
9780 (build/gencheck.o): Remove gencheck.h dependency.
9781 (mostlyclean): Don't remove gencheck.h.
9782 * c-common.h (enum c_tree_code): Remove.
9783 * c-lang.c (tree_code_type): Remove.
9784 (tree_code_length, tree_code_name): Remove.
9785 * gencheck.c (tree_codes): Include all-tree.def, rather than
9786 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
9788 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
9790 * cp/cp-tree.h (enum cplus_tree_code): Remove.
9791 (operator_name_info): Size to MAX_TREE_CODES.
9792 (assignment_operator_name_info): Likewise.
9793 * cp/cp-lang.c (tree_code_type): Remove.
9794 (tree_code_length, tree_code_name): Remove.
9795 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
9796 (assignment_operator_name_info): Likewise.
9797 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
9799 * cp/mangle.c (write_expression): Likewise.
9800 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
9801 * fortran/f95-lang.c (tree_code_type): Remove.
9802 (tree_code_length, tree_code_name): Remove.
9803 * java/java-tree.h (enum java_tree_code): Remove.
9804 * java/lang.c (tree_code_type): Remove.
9805 (tree_code_length, tree_code_name): Remove.
9806 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
9807 * objc/objc-act.h (enum objc_tree_code): Remove.
9808 * objc/objc-lang.c (tree_code_type): Remove.
9809 (tree_code_length, tree_code_name): Remove.
9810 * objcp/objcp-lang.c (tree_code_type): Remove.
9811 (tree_code_length, tree_code_name): Remove.
9812 * ada/ada-tree.h (enum gnat_tree_code): Remove.
9813 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
9814 * ada/misc.c (tree_code_type): Remove.
9815 (tree_code_length, tree_code_name): Remove.
9817 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
9819 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
9820 the grand_bitmap_obstack.
9822 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9824 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
9825 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
9826 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
9827 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
9828 move_stmt_r, new_label_mapper): Likewise.
9829 * tree-complex.c (cvc_lookup): Likewise.
9830 * tree-dfa.c (create_function_ann): Likewise.
9831 * tree-dump.c (dump_register): Likewise.
9832 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
9833 find_phi_replacement_condition): Likewise.
9834 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
9835 tree_function_versioning): Likewise.
9836 * tree-into-ssa.c (cmp_dfsnum): Likewise.
9837 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
9838 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
9839 get_nonlocal_debug_decl, convert_nonlocal_reference,
9840 convert_nonlocal_omp_clauses, get_local_debug_decl,
9841 convert_local_reference, convert_local_omp_clauses,
9842 convert_nl_goto_reference, convert_nl_goto_receiver,
9843 convert_tramp_reference, convert_call_expr): Likewise.
9844 * tree-outof-ssa.c (contains_tree_r): Likewise.
9845 * tree-parloops.c (reduction_phi, initialize_reductions,
9846 eliminate_local_variables_1, add_field_for_reduction,
9847 add_field_for_name, create_phi_for_local_result,
9848 create_call_for_reduction_1, create_loads_for_reductions,
9849 create_stores_for_reduction, create_loads_and_stores_for_name):
9851 * tree-phinodes.c (allocate_phi_node): Likewise.
9852 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
9853 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
9854 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
9855 * tree-ssa-coalesce.c (compare_pairs): Likewise.
9856 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
9857 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
9858 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
9859 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
9860 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
9861 vn_nary_op_insert): Likewise.
9862 * tree-ssa.c (redirect_edge_var_map_add,
9863 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
9864 * tree-vectorizer.c (vectorize_loops): Likewise.
9865 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
9866 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
9867 tree_cons_stat, build1_stat, build_variant_type_copy,
9868 decl_init_priority_lookup, decl_fini_priority_lookup,
9869 decl_priority_info, decl_restrict_base_lookup,
9870 decl_restrict_base_insert, decl_debug_expr_lookup,
9871 decl_debug_expr_insert, decl_value_expr_lookup,
9872 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
9873 type_hash_add, get_file_function_name, tree_check_failed,
9874 tree_not_check_failed, tree_range_check_failed,
9875 omp_clause_range_check_failed, build_omp_clause,
9876 build_vl_exp_stat): Likewise.
9877 * value-prof.c (gimple_histogram_value,
9878 gimple_duplicate_stmt_histograms): Likewise.
9879 * var-tracking.c (attrs_list_insert, attrs_list_copy,
9880 unshare_variable, variable_union_info_cmp_pos, variable_union,
9881 dataflow_set_different_1, dataflow_set_different_2,
9882 vt_find_locations, variable_was_changed, set_variable_part,
9883 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
9884 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
9885 section_entry_hash, object_block_entry_eq,
9886 object_block_entry_hash, create_block_symbol,
9887 initialize_cold_section_name, default_function_rodata_section,
9888 strip_reg_name, set_user_assembler_name, const_desc_eq,
9889 build_constant_desc, output_constant_def, lookup_constant_def,
9890 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
9891 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
9892 default_internal_label): Likewise.
9893 * varray.c (varray_init, varray_grow): Likewise.
9894 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
9896 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
9898 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
9899 operators for "test" insn. Macroize insn using SWI mode macro.
9900 (*jcc_fused_2): Ditto.
9901 (*jcc_fused_3): Macroize insn using SWI mode macro.
9902 (*jcc_fused_4): Ditto.
9904 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
9906 * tree-ssa-pre.c: Fix typo in comment.
9907 (init_antic, fini_antic): Add explicit funtions for
9908 initializing and deinitializing ANTIC and AVAIL sets.
9909 (create_expression_by_pieces): Fix typo in comment.
9910 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
9911 (execute_pre): Eventually dump details about ANTIC_IN.
9913 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9915 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
9916 * gcc.c (translate_options, init_spec, store_arg, read_specs,
9917 add_to_obstack, file_at_path, find_a_file, execute,
9918 add_preprocessor_option, add_assembler_option, add_linker_option,
9919 process_command, insert_wrapper, do_option_spec, do_self_spec,
9920 spec_path, do_spec_1, is_directory, main, used_arg,
9921 getenv_spec_function): Likewise.
9922 * tlink.c (symbol_hash_lookup, file_hash_lookup,
9923 demangled_hash_lookup, symbol_push, file_push, frob_extension):
9926 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
9928 * doc/rtl.texi: Updated subreg section.
9930 2008-06-19 Jakub Jelinek <jakub@redhat.com>
9933 * cgraphunit.c (cgraph_process_new_functions): Don't clear
9934 node->needed and node->reachable.
9935 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
9936 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
9937 (expand_task_call): Don't call expand_task_copyfn.
9938 (expand_task_copyfn): Renamed to...
9939 (finalize_task_copyfn): ... this.
9941 2008-06-19 Jan Hubicka <jh@suse.cz>
9943 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
9944 clobbering framepointer.
9946 2008-06-19 Jan Hubicka <jh@suse.cz>
9948 * tree-optimize.c (execute_early_local_optimizations): Set
9949 cgraph_state only at first invocation.
9951 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9953 * system.h (-Wc++-compat): Activate as a warning, no an error.
9955 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9957 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
9958 instead of "#" in insn asm template.
9959 (*jcc_fused_2): Ditto.
9961 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
9963 * config/i386/i386.h (ix86_tune_indices)
9964 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
9965 (TARGET_FUSE_CMP_AND_BRANCH): New define.
9966 * config/i386/i386.md (*jcc_fused_1): New insn pattern
9967 (*jcc_fused_2): Ditto.
9968 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
9969 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
9970 (print operand): Handle 'E' and 'e' code.
9972 2008-06-19 Anatoly Sokolov <aesok@post.ru>
9974 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
9975 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
9976 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
9978 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
9980 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
9982 (cgraph_expand_function): Use local copy of decl.
9983 (cgraph_expand_all_functions): Remove redundant initialization of
9985 (cgraph_optimize): Reword internal_error message.
9987 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
9989 * arm-protos.h (arm_return_in_memory): Remove public
9990 arm_return_in_memory() prototype.
9991 * arm.c (arm_return_in_memory): Add static prototype, add target
9992 hook macro, change definition and comments.
9993 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
9995 2008-06-19 Ben Elliston <bje@au.ibm.com>
9997 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
9998 real.c: Remove references to IEEE 754R.
9999 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
10000 * doc/libgcc.texi (Decimal float library routines): Likewise.
10002 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10004 * targhooks.h (struct gcc_target): New member unwind_word_mode.
10005 (default_unwind_word_mode): Add prototype.
10006 * targhooks.c (default_unwind_word_mode): New function.
10007 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
10008 instead of word_mode.
10009 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
10010 (TARGET_INITIALIZER): Use it.
10012 * c-common.c (handle_mode_attribute): Support "unwind_word"
10014 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
10016 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
10017 word_mode to access SjLj_Function_Context member "data".
10018 (sjlj_emit_dispatch_table): Likewise. Also, perform type
10019 conversion from targetm.eh_return_filter_mode () to
10020 targetm.unwind_word_mode () if they differ.
10022 * builtin-types.def (BT_UNWINDWORD): New primitive type.
10023 (BT_FN_UNWINDWORD_PTR): New function type.
10024 (BT_FN_WORD_PTR): Remove.
10025 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
10026 * except.c (expand_builtin_extend_pointer): Convert pointer to
10027 targetm.unwind_word_mode () instead of word_mode.
10029 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
10030 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
10031 (spu_unwind_word_mode): New function.
10032 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
10033 (TARGET_UNWIND_WORD_MODE): Define.
10034 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
10036 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
10038 * config/spu/spu.c (reg_align): Remove.
10039 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
10040 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
10041 (spu_split_store): Likewise.
10043 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
10045 * gcc/tree-vn.c: Fix typo in comment.
10047 2008-06-18 Jan Hubicka <jh@suse.cz>
10049 * cgraphunit.c (cgraph_optimize): Output debug info when doing
10050 toplevel reorder too.
10052 2008-06-18 Jan Hubicka <jh@suse.cz>
10054 * c-opts.c (c_common_post_options): PCH is not compatible with
10056 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
10057 -fno-toplevel-reorder by default now.
10059 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10061 PR documentation/30739
10062 * doc/install.texi (Prerequisites): Document dependency on awk.
10064 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
10065 Ian Lance Taylor <iant@google.com>
10067 PR rtl-optimization/35604
10068 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
10069 only want to change jump destinations, not eventual label comparisons.
10071 2008-06-16 Jan Hubicka <jh@suse.cz>
10073 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
10075 (cgraph_analyze_function): Likewise.
10077 2008-06-16 Jan Hubicka <jh@suse.cz>
10079 * cgraph.h (cgraph_mark_if_needed): New function.
10080 * cgraphunit.c (cgraph_mark_if_needed): New function.
10081 * c-decl.c (duplicate_decl): Use it.
10083 2008-06-16 Jan Hubicka <jh@suse.cz>
10085 * cgraph.c (cgraph_add_new_function): When in expansion state, do
10088 2008-06-16 Jan Hubicka <jh@suse.cz>
10090 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
10092 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
10093 Kazu Hirata <kazu@codesourcery.com>
10094 Maxim Kuvyrkov <maxim@codesourcery.com
10096 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
10097 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
10098 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
10099 EXTRA_SPEC_FUNCTIONS.
10100 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
10101 (DRIVER_SELF_SPECS): Adjust.
10102 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
10103 * config/mips/st.h, config/mips/t-st: New.
10104 * config/mips/driver-native.c, config/mips/x-native: New.
10105 * doc/invoke.texi (MIPS): Document 'native' value for -march and
10108 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
10110 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
10112 (ISA_HAS_FP_CONDMOVE): New macro.
10113 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
10114 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
10115 (ISA_HAS_NMADD3_NMSUB3): New macro.
10116 * config/mips/mips.c (mips_rtx_costs): Update.
10117 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
10118 compiling for ST Loongson 2E/2F.
10119 (madd<mode>): Rename to madd4<mode>. Update.
10120 (madd3<mode>): New pattern.
10121 (msub<mode>): Rename to msub4<mode>. Update.
10122 (msub3<mode>): New pattern.
10123 (nmadd<mode>): Rename to nmadd4<mode>. Update.
10124 (nmadd3<mode>): New pattern.
10125 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
10126 (nmadd3<mode>_fastmath): New pattern.
10127 (nmsub<mode>): Rename to nmsub4<mode>. Update.
10128 (nmsub3<mode>): New pattern.
10129 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
10130 (nmsub3<mode>_fastmath): New pattern.
10131 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
10133 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
10135 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
10136 (DF_REF_INSN_INFO): New.
10137 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
10138 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
10139 with a NULL DF_REF_INSN_INFO.
10140 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
10142 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
10143 DF_INSN_INFO_EQ_USES): New.
10144 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
10145 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
10146 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
10147 * df-core.c: Update comment for above changes.
10148 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
10149 DF_INSN_UID_* macros.
10150 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
10151 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
10152 insn rtx. Update all callers.
10153 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
10154 df_ref_create_structure, df_insn_refs_collect): Likewise.
10155 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
10156 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
10157 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
10158 macros to access the insn refs.
10159 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
10160 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
10161 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
10162 for accessing the refs.
10163 (try_fwprop_subst): Likewise.
10164 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
10165 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
10166 for accessing the refs.
10167 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
10168 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
10169 to look at the insn refs.
10170 (record_uses): Likewise.
10171 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
10173 (mark_artificial_uses): Don't mark_insn for artificial refs.
10174 (mark_reg_rependencies): Likewise.
10176 * doc/rtl.texi: Remove documentation of ADDRESSOF.
10178 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10180 * configure: Regenerate.
10182 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10184 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
10185 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10186 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10188 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10190 * config/avr/avr.c (avr_mcu_t): Add attiny167.
10191 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10192 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10194 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
10196 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
10197 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10198 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10200 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10202 * tree-ssa-sccvn.c: Fix format of comments.
10204 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
10206 * cgraph.c: Remove unneeded forward declarations of eq_node()
10209 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
10211 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
10213 (see_update_relevancy): Likewise.
10214 * fwprop.c (try_fwprop_subst): Likewise.
10215 * rtlanal.c (noop_move_p): Likewise.
10216 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
10217 notes to non-existing libcall blocks.
10218 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
10220 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
10221 (dead_libcall_p): Remove.
10222 (delete_trivially_dead_insns): Don't use it.
10223 * web.c (union_defs): Remove comment about keeping nops.
10224 * gcse.c (hash_scan_insn): Don't take libcall pointers.
10225 (compute_hash_table_work): Don't track libcall notes.
10226 (do_local_cprop): Don't take libcall pointers. Don't update
10228 (adjust_libcall_notes): Deleted.
10229 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
10230 ever have existed in the first place).
10231 (replace_store_insn): Don't try to remove libcall notes.
10232 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
10233 (resolve_reg_notes): Don't call them.
10234 (resolve_simple_move): Likewise.
10235 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
10236 Don't remove REG_RETVAL notes.
10237 * emit-rtl.c (try_split): Don't update libcall notes.
10238 (emit_copy_of_insn_after): Dito.
10239 * cselib.c (cselib_current_insn_in_libcall): Remove.
10240 (cselib_process_insn): Don't set/clear it.
10241 (new_elt_loc_list): Don't record it.
10242 (cselib_init): Don't initialize it.
10243 * cselib.c (struct elt_loc_list): Remove in_libcall field.
10244 * loop-invariant.c (find_invariant_insn): Don't look for libcall
10246 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
10247 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
10248 (init_deps): Don't initialize it.
10249 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
10250 * combine.c (delete_noop_moves): Don't update libcall notes.
10251 (can_combine_p): Remove now pointless #if 0 block.
10252 (try_combine): Remove another obsolete #if 0 block.
10253 (distribute_notes): Don't distribute libcall notes.
10254 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
10255 * dce.c (libcall_dead_p): Remove.
10256 (delete_unmarked_insns): Don't handle libcall blocks.
10257 (preserve_libcall_for_dce): Remove.
10258 (prescan_insns_for_dce): Don't special-case libcall block insns.
10259 * reload1 (reload): Don't handle libcall notes.
10260 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
10263 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10265 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
10266 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10267 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10269 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
10271 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
10272 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
10273 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
10275 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10277 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
10279 2008-06-16 Ira Rosen <irar@il.ibm.com>
10281 PR tree-optimization/36493
10282 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
10283 the arguments list. Use VECTYPE to create vector pointer.
10284 (vectorizable_store): Fail if accesses through a pointer to vectype
10285 do not alias the original memory reference operands.
10286 Call vect_create_data_ref_ptr without the removed argument.
10287 (vectorizable_load): Likewise.
10288 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
10291 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
10294 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
10295 reg_equiv_constant.
10297 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
10299 * config/mips/loongson2ef.md: New file.
10300 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
10301 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
10302 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
10303 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
10304 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
10306 (loongson2ef.md): New include.
10307 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
10308 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
10309 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
10310 (loongson_gt_<mode>, loongson_extract_halfword)
10311 (loongson_insert_halfword_0, loongson_insert_halfword_2)
10312 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
10313 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
10314 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
10315 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
10316 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
10317 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
10318 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
10319 (vec_interleave_low<mode>): Define type attribute.
10320 * config/mips/mips.c (mips_ls2): New static variable.
10321 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
10322 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
10323 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
10324 Implement target scheduling hooks.
10325 (mips_multipass_dfa_lookahead): Update to handle tuning for
10327 (mips_sched_init): Initialize data for Loongson scheduling.
10328 (mips_ls2_variable_issue): New static function.
10329 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
10331 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
10332 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
10333 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
10334 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
10335 Handle ST Loongson 2E/2F cores.
10336 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
10338 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10340 * omp-low.c (extract_omp_for_data): Fix comment typo.
10343 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10345 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
10346 FIXME note about gcc/config.guess.
10347 * doc/options.texi (Option file format): Remove non-ASCII bytes.
10348 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
10349 * doc/cppopts.texi: Likewise.
10350 * doc/extend.texi: Likewise.
10351 * doc/gcc.texi: Likewise.
10352 * doc/gccint.texi: Likewise.
10353 * doc/gcov.texi: Likewise.
10354 * doc/gty.texi: Likewise.
10355 * doc/hostconfig.texi: Likewise.
10356 * doc/install.texi: Likewise.
10357 * doc/invoke.texi: Likewise.
10358 * doc/loop.texi: Likewise.
10359 * doc/makefile.texi: Likewise.
10360 * doc/md.texi: Likewise.
10361 * doc/passes.texi: Likewise.
10362 * doc/tm.texi: Likewise.
10363 * doc/tree-ssa.texi: Likewise.
10364 * doc/trouble.texi: Likewise.
10366 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
10367 Nathan Sidwell <nathan@codesourcery.com>
10368 Maxim Kuvyrkov <maxim@codesourcery.com>
10369 Richard Sandiford <rdsandiford@googlemail.com>
10371 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
10372 * config/mips/mips-protos.h (mips_expand_vector_init): New.
10373 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
10375 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
10376 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
10377 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
10379 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
10380 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
10381 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
10382 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
10383 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
10384 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
10385 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
10386 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
10387 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
10388 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
10389 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
10390 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
10391 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
10392 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
10393 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
10394 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
10395 (mips_builtins): Add Loongson builtins.
10396 (mips_loongson_2ef_bdesc): New.
10397 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
10398 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
10399 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
10400 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
10402 (mips_expand_vector_init): New.
10403 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
10404 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
10406 * config/mips/mips.md: Add unspec numbers for Loongson
10407 builtins. Include loongson.md.
10408 (MOVE64): Include Loongson vector modes.
10409 (SPLITF): Include Loongson vector modes.
10410 (HALFMODE): Handle Loongson vector modes.
10411 * config/mips/loongson.md: New.
10412 * config/mips/loongson.h: New.
10413 * config.gcc: Add loongson.h header for mips*-*-* targets.
10414 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
10416 2008-06-14 Joseph Myers <joseph@codesourcery.com>
10418 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
10419 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
10420 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
10421 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
10422 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
10423 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
10424 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
10425 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
10426 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
10427 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
10428 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
10429 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
10430 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
10431 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
10432 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
10433 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
10434 Remove use_fixproto=yes.
10435 (ia64*-*-hpux*): Remove comment about using fixproto.
10436 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
10438 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10440 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
10442 * configure: Regenerate.
10444 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
10446 PR middle-end/36520
10447 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
10448 before evaluating it.
10450 2008-06-13 Jakub Jelinek <jakub@redhat.com>
10453 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
10454 nested inline functions.
10455 (start_decl, start_function): Don't invert DECL_EXTERNAL
10456 for nested inline functions.
10458 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10460 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
10461 splits that must be made for correctness.
10463 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
10465 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
10466 (AVAIL_NON_MIPS16): Likewise.
10467 (mips_builtin_description): Replace target_flags with a predicate.
10468 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
10469 (dspr2_32): New availability predicates.
10470 (MIPS_BUILTIN): New macro.
10471 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
10472 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
10473 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
10474 Replace the TARGET_FLAGS parameters with AVAIL parameters.
10475 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
10476 (mips_dsp_32only_bdesc): Merge into...
10477 (mips_builtins): ...this new array.
10478 (mips_bdesc_map, mips_bdesc_arrays): Delete.
10479 (mips_init_builtins): Update after above changes.
10480 (mips_expand_builtin_1): Merge into...
10481 (mips_expand_builtin): ...here and update after above changes.
10483 2008-06-12 Paul Brook <paul@codesourcery.com>
10485 * longlong.h (__arm__): Define count_leading_zeros.
10486 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
10487 (clzsi2, clzdi2): New functions.
10488 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
10489 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
10490 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
10491 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
10492 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
10493 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
10494 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
10495 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
10496 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
10497 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
10499 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
10501 * config/m68k/m68k.c (m68k_tune_flags): New.
10502 (override_options): Compute m68k_tune_flags.
10503 (MULL_COST, MULW_COST): Update for various variants of CFV2.
10504 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
10506 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10508 PR middle-end/36506
10509 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
10511 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10513 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
10514 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
10516 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
10518 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
10519 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
10521 2008-06-12 Jakub Jelinek <jakub@redhat.com>
10523 PR middle-end/36506
10524 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
10527 2008-06-12 Richard Guenther <rguenther@suse.de>
10529 PR tree-optimization/36345
10530 * tree-flow.h (struct ptr_info_def): Align escape_mask,
10531 add memory_tag_needed flag.
10532 (may_alias_p): Declare.
10533 * tree-ssa-alias.c (may_alias_p): Export.
10534 (set_initial_properties): Use memory_tag_needed flag.
10535 (update_reference_counts): Likewise.
10536 (reset_alias_info): Reset memory_tag_needed flag.
10537 (create_name_tags): Check memory_tag_needed flag.
10538 (dump_points_to_info_for): Dump it.
10539 * tree-ssa-structalias.c (struct variable_info): Remove
10540 directly_dereferenced flag.
10541 (new_var_info): Do not initialize it.
10542 (process_constraint_1): Do not set it.
10543 (update_alias_info): Set is_dereferenced flag.
10544 (set_uids_in_ptset): Use may_alias_p.
10545 (set_used_smts): Check memory_tag_needed flag.
10546 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
10547 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
10548 memory_tag_needed flag.
10549 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
10550 from broken design.
10552 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
10554 * config/i386/i386.c (ix86_compute_frame_layout): Disable
10555 red zone for w64 abi.
10556 (ix86_expand_prologue): Likewise.
10557 (ix86_force_to_memory): Likewise.
10558 (ix86_free_from_memory): Likewise.
10560 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
10563 * config/rs6000/rs6000.c (rs6000_override_options): Set
10564 rs6000_isel conditionally to the absence of comand line override.
10565 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
10566 Remove duplicate rs6000_isel setting.
10567 * config/rs6000/eabispe.h: Ditto.
10569 2008-06-11 Richard Guenther <rguenther@suse.de>
10571 * alias.c (get_alias_set): Use the element alias-set for arrays.
10572 (record_component_aliases): For arrays and vectors do nothing.
10573 * c-common.c (strict_aliasing_warning): Handle the cases
10574 of alias set zero explicitly.
10575 * Makefile.in (dfp.o-warn): Add -Wno-error.
10577 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10579 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
10581 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
10582 tune_32 tune_64 to supported_defaults. Allow values not
10583 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
10584 x86_64. Do not override cpu_32 or cpu_64 values from target name.
10585 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
10586 with_cpu_64 to generic for 64-bit-supporting configurations, not
10587 with_cpu. Remove FIXMEs.
10588 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
10589 --with-arch-64, --with-tune-32, --with-tune-64): Document.
10590 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
10591 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
10592 arch_32 and arch_64.
10594 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
10595 Olivier Hainque <hainque@adacore.com>
10597 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
10598 Use DECL_SIZE_UNIT to retrieve the size of the field.
10600 2008-06-11 Joseph Myers <joseph@codesourcery.com>
10602 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
10603 with function calls after declarations. Lay out
10604 neon_float_type_node before further use.
10606 2008-06-11 Richard Guenther <rguenther@suse.de>
10608 * tree-flow.h (may_point_to_global_var): Declare.
10609 * tree-ssa-alias.c (may_point_to_global_var): New function.
10610 * tree-ssa-sink.c (is_hidden_global_store): Use it.
10612 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
10614 * configure.ac: Teach that fido supports .debug_line.
10615 * configure: Regenerate.
10617 2008-06-10 Tom Tromey <tromey@redhat.com>
10619 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
10622 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10624 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
10625 (encode_decimal64, decode_decimal64, encode_decimal128,
10626 decode_decimal128): Reverse order of 32-bit parts of value if host
10627 and target endianness differ.
10629 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
10631 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
10632 Avoid division by 0.
10633 (tree_mod_pow2_value_transform): Likewise.
10634 (tree_ic_transform): Likewise.
10635 (tree_stringops_transform): Likewise.
10636 (tree_mod_subtract_transform): Likewise.
10637 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
10638 (copy_edges_for_bb): Likewise.
10639 (initialize_cfun): Likewise.
10641 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10643 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
10644 nonmemory_operand. Add "N" operand constraint.
10646 (*jcc_btdi_mask_rex64): New instruction and split pattern.
10647 (*jcc_btsi_mask): Ditto.
10648 (*jcc_btsi_mask_1): Ditto.
10650 2008-06-10 Joseph Myers <joseph@codesourcery.com>
10652 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
10653 TYPE_CANONICAL for copied element type.
10655 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
10658 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
10659 Add m_CORE2 and m_GENERIC.
10660 * config/i386/predicates.md (bt_comparison_operator): New predicate.
10661 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
10663 (*jcc_btdi_rex64): New instruction and split pattern.
10664 (*jcc_btsi): Ditto.
10665 (*jcc_btsi_1): Ditto.
10666 (*btsq): Fix Intel asm dialect operand order.
10670 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
10672 PR middle-end/36447
10673 * simplify-rtx.c (simplify_subreg): Add check for shift count
10676 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
10678 * doc/md.texi: Synchronize with later constraints.md change.
10679 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
10680 with a C implementation.
10681 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
10683 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
10684 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
10685 when moving to and from MD_REGNUM.
10686 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
10687 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
10688 Handle byte and halfword moves.
10689 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
10691 * config/mips/constraints.md (h): Turn into NO_REGS.
10692 (l, x): Update documentation.
10693 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
10694 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
10695 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
10696 (HILO): New mode iterator.
10698 (any_div): New code iterator.
10699 (u): Extend code attribute to div and udiv.
10700 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
10701 d_operand in the splitters. Remove redundant CONST_INT checks.
10702 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
10703 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
10704 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
10705 accordingly, using normal moves instead of unspecs to move LO into
10706 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
10707 (<u>mulsidi3): Handle expansion in C code.
10708 (<u>mulsidi3_32bit_internal): Rename to...
10709 (<u>mulsidi3_32bit): ...this.
10710 (<u>mulsidi3_32bit_r4000): Fix insn separator.
10711 (*<u>mulsidi3_64bit): Rename to...
10712 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
10713 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
10714 to set LO and HI to the multiplication result. Use a normal move
10715 for MFLO and an unspec for MFHI.
10716 (*<u>mulsidi3_64bit_parts): Replace with...
10717 (<u>mulsidi3_64bit_hilo): ...this new instruction.
10718 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
10719 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
10720 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
10721 instead of HI. Split the instruction into a separate multiplication
10722 and MFHI if !TARGET_FIX_R4000.
10723 (<su>muldi3_highpart): Likewise.
10724 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
10725 and the "=h" clobber.
10726 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
10727 (<u>mulditi3): New expander.
10728 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
10729 (madsi): Remove "=h" clobber.
10730 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
10731 Force the modulus result to be a GPR and split the instruction into
10732 a division followed by an MFHI after reload.
10733 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
10734 (*lea_high64): Use d_operand in the define_peephole2. Likewise
10735 the MIPS16 HIGH define_split.
10736 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
10737 of acc<->gpr moves to "multi".
10738 (*movdi_64bit): Replace the single "x" alternative with
10739 alternatives for moving into and out of "a".
10740 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
10741 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
10742 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
10743 Use d_operand in the splitters. Remove redundant CONST_INT checks.
10744 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
10745 (movti): New expander.
10746 (*movti, *movti_mips16): New insns.
10747 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
10748 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
10749 (mthi<GPR:mode>_<HILO:mode>): Likewise.
10750 * config/mips/predicates.md (fpr_operand): Delete.
10751 (d_operand): New predicate.
10753 2008-06-09 Michael Meissner <michael.meissner@amd.com>
10755 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
10756 failure on some Bourne shells.
10757 (x86_64-*-*): Ditto.
10759 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
10761 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
10763 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
10765 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
10766 (sparc-sun-solaris2*): Likewise.
10768 2008-06-09 Arnaud Charlet <charlet@adacore.com
10770 * doc/install.texi: Update requirements to build the Ada compiler.
10772 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
10774 * df-scan.c (struct df_scan_problem_data): Remove the
10775 mw_link_pool alloc pool.
10776 (df_scan_free_internal): Don't free it.
10777 (df_scan_alloc): Don't allocate it.
10778 * df.h (struct df_link): Update comment.
10780 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
10782 * except.h: Correct checks for when SJLJ exceptions must be used.
10784 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10786 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
10789 2008-06-08 Joseph Myers <joseph@codesourcery.com>
10791 PR tree-optimization/36218
10792 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
10793 configure for the build system.
10794 (BUILD_LDFLAGS): Define.
10795 * configure: Regenerate.
10796 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
10798 2008-07-08 Anatoly Sokolov <aesok@post.ru>
10801 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
10802 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
10803 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
10805 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
10807 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
10809 2008-06-07 Joseph Myers <joseph@codesourcery.com>
10811 * config.gcc (Obsolete configurations): Remove list of
10813 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
10814 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
10815 targets matched by those patterns.
10816 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
10817 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
10818 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
10819 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
10820 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
10821 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
10822 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
10823 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
10824 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
10825 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
10826 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
10827 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
10828 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
10829 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
10830 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
10831 Make code for Solaris 7 and greater unconditional for Solaris.
10832 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
10833 Remove --with-* handling.
10834 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
10835 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
10836 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
10837 LINK_OS_WINDISS_SPEC): Remove.
10838 * config/rs6000/sysv4.opt (mwindiss): Remove.
10839 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
10840 * configure: Regenerate.
10841 * doc/cpp.texi: Don't mention BeOS.
10842 * doc/extend.texi (interrupt): Don't mention MS1.
10843 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
10844 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
10845 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
10846 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
10847 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
10849 * doc/invoke.texi (MT Options): Remove.
10850 (-mwindiss): Remove.
10851 (CRIS Options): Remove cris-axis-aout references.
10852 (HPPA Options): Don't mention hppa1.1-*-pro.
10853 * doc/md.texi: (MorphoTech family): Remove.
10854 * libgcc2.c: Don't handle UWIN.
10855 * config/alpha/t-unicosmk: Remove.
10856 * config/alpha/unicosmk.h: Remove.
10857 * config/arm/kaos-arm.h: Remove.
10858 * config/arm/kaos-strongarm.h: Remove.
10859 * config/arm/strongarm-coff.h: Remove.
10860 * config/arm/strongarm-elf.h: Remove.
10861 * config/arm/strongarm-pe.h: Remove.
10862 * config/arm/t-strongarm-pe: Remove.
10863 * config/arm/t-xscale-coff: Remove.
10864 * config/arm/t-xscale-elf: Remove.
10865 * config/arm/xscale-coff.h: Remove.
10866 * config/arm/xscale-elf.h: Remove.
10867 * config/chorus.h: Remove.
10868 * config/cris/aout.h: Remove.
10869 * config/cris/aout.opt: Remove.
10870 * config/cris/t-aout: Remove.
10871 * config/i386/beos-elf.h: Remove.
10872 * config/i386/kaos-i386.h: Remove.
10873 * config/i386/ptx4-i.h: Remove.
10874 * config/i386/sco5.h: Remove.
10875 * config/i386/sco5.opt: Remove.
10876 * config/i386/sysv4-cpp.h: Remove.
10877 * config/i386/sysv5.h: Remove.
10878 * config/i386/t-beos: Remove.
10879 * config/i386/t-sco5: Remove.
10880 * config/i386/t-uwin: Remove.
10881 * config/i386/uwin.asm: Remove.
10882 * config/i386/uwin.h: Remove.
10883 * config/kaos.h: Remove.
10884 * config/mips/windiss.h: Remove.
10885 * config/mt: Remove directory.
10886 * config/pa/pa-osf.h: Remove.
10887 * config/pa/pa-pro-end.h: Remove.
10888 * config/pa/t-pro: Remove.
10889 * config/ptx4.h: Remove.
10890 * config/rs6000/beos.h: Remove.
10891 * config/rs6000/kaos-ppc.h: Remove.
10892 * config/rs6000/t-beos: Remove.
10893 * config/rs6000/windiss.h: Remove.
10894 * config/sh/kaos-sh.h: Remove.
10895 * config/sol2-6.h: Remove.
10896 * config/sparc/sol26-sld.h: Remove.
10897 * config/sparc/sysv4-only.h: Remove.
10898 * config/vax/bsd.h: Remove.
10899 * config/vax/t-memfuncs: Remove.
10900 * config/vax/ultrix.h: Remove.
10901 * config/vax/vaxv.h: Remove.
10902 * config/windiss.h: Remove.
10904 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
10906 PR rtl-optimization/36438
10907 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
10908 for vector shifts with constant scalar shift operands.
10910 2008-06-06 Sandip Matte <sandip@rmicorp.com>
10912 * doc/invoke.texi: Document -march=xlr.
10913 * config/mips/xlr.md: New file.
10914 * config/mips/mips.md: Include it.
10916 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
10917 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
10918 (mips_rtx_cost_data): Likewise.
10920 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
10922 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
10923 PRE_INC and PRE_DEC cases.
10925 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10927 PR rtl-optimization/36419
10928 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
10929 the emitting jump insn.
10932 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
10933 is not bool, boolify the whole *expr_p and convert to the desired type.
10935 2008-06-06 Jakub Jelinek <jakub@redhat.com>
10937 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
10938 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
10939 Add omp_private_outer_ref hook, add another argument to
10940 omp_clause_default_ctor hook.
10941 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
10942 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
10943 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
10944 hook_tree_tree_tree_tree_null.
10945 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
10946 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
10947 * hooks.c (hook_tree_tree_tree_tree_null): New function.
10948 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
10949 * tree.def (OMP_TASK): New tree code.
10950 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
10951 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
10952 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
10953 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
10954 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
10955 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
10956 OMP_CLAUSE_COLLAPSE_EXPR): Define.
10957 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10958 (OMP_DIRECTIVE_P): Add OMP_TASK.
10959 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
10960 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
10961 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
10962 and OMP_CLAUSE_UNTIED entries.
10963 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
10965 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
10966 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
10967 * tree-pretty-print.c (dump_omp_clause): Handle
10968 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
10969 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
10970 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
10971 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
10972 warning about unsigned iterators. Change decl/init/cond/incr
10973 arguments to TREE_VECs, check arguments for all collapsed loops.
10974 (c_finish_omp_taskwait): New function.
10975 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
10977 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
10978 default_function_array_conversion on init. Add par_clauses argument.
10979 If decl is present in parallel's lastprivate clause, change it to
10980 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
10981 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
10982 collapse count in clauses.
10983 (c_parser_omp_for, c_parser_omp_parallel): Adjust
10984 c_parser_omp_for_loop callers.
10985 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
10986 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
10987 (c_parser_omp_clause_name): Handle collapse and untied clauses.
10988 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
10990 (c_parser_omp_clause_schedule): Handle schedule(auto).
10991 Include correct location in the error message.
10992 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
10993 and PRAGMA_OMP_CLAUSE_UNTIED.
10994 (OMP_TASK_CLAUSE_MASK): Define.
10995 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
10996 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
10997 * tree-nested.c (convert_nonlocal_omp_clauses,
10998 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
10999 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
11000 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11001 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
11003 (conver_nonlocal_reference, convert_local_reference,
11004 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
11005 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
11006 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
11007 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
11008 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
11009 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
11010 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
11011 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
11012 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11014 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
11015 * c-common.h (c_finish_omp_taskwait): New prototype.
11016 * gimple-low.c (lower_stmt): Handle OMP_TASK.
11017 * tree-parloops.c (create_parallel_loop): Create 1 entry
11018 vectors for OMP_FOR_{INIT,COND,INCR}.
11019 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
11020 (make_edges): Handle OMP_TASK.
11021 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
11022 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11023 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
11024 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
11025 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
11026 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11027 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
11028 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
11029 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
11030 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
11031 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
11032 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
11033 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
11034 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
11035 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
11036 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
11037 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
11038 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
11039 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
11040 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
11041 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
11042 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
11043 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
11044 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
11045 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
11046 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
11047 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
11048 original iterator is present in lastprivate clause or if
11049 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
11050 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11051 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
11052 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
11053 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
11054 if it is set, lookup var in outer contexts too. Handle
11055 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
11056 to be implicitly determined firstprivate for task regions.
11057 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
11058 if it is set, lookup var in outer contexts too. Set
11059 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
11060 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
11061 OMP_CLAUSE_UNTIED. Take region_type as last argument
11062 instead of in_parallel and in_combined_parallel.
11063 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
11065 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
11066 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
11067 (new_omp_context): Set default_kind to
11068 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
11069 (omp_region_type): New enum.
11070 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
11071 fields, add region_type.
11072 (new_omp_context): Take region_type as argument instead of is_parallel
11073 and is_combined_parallel.
11074 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
11075 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
11076 ctx->is_combined_parallel checks.
11077 (gimplify_omp_task): New function.
11078 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
11080 * omp-low.c (extract_omp_for_data): Use schedule(static)
11081 for schedule(auto). Handle pointer and unsigned iterators.
11082 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
11083 Add loops argument. Extract data for collapsed OMP_FOR loops.
11084 (expand_parallel_call): Assert sched_kind isn't auto,
11085 map runtime schedule to index 3.
11086 (struct omp_for_data_loop): New type.
11087 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
11088 Add loop, loops, collapse and iter_type fields.
11089 (workshare_safe_to_combine_p): Disallow combined for if
11090 iter_type is unsigned long long. Don't combine collapse > 1 loops
11091 unless all bounds and steps are constant. Adjust extract_omp_for_data
11093 (expand_omp_for_generic): Handle pointer, unsigned and long long
11094 iterators. Handle collapsed OMP_FOR loops. Adjust
11095 for struct omp_for_data changes. If libgomp function doesn't return
11096 boolean_type_node, add comparison of the return value with 0.
11097 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
11098 pointer, unsigned and long long iterators. Adjust for struct
11099 omp_for_data changes.
11100 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
11101 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
11102 unsigned long long. Allocate loops array, pass it to
11103 extract_omp_for_data. For collapse > 1 loops use always
11104 expand_omp_for_generic.
11105 (omp_context): Add sfield_map and srecord_type fields.
11106 (is_task_ctx, lookup_sfield): New functions.
11107 (use_pointer_for_field): Use is_task_ctx helper. Change first
11108 argument's type from const_tree to tree. Clarify comment.
11109 In OMP_TASK disallow copy-in/out sharing.
11110 (build_sender_ref): Call lookup_sfield instead of lookup_field.
11111 (install_var_field): Add mask argument. Populate both record_type
11112 and srecord_type if needed.
11113 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
11115 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
11116 and DECL_FIELD_OFFSET.
11117 (scan_sharing_clauses): Adjust install_var_field callers. For
11118 firstprivate clauses on explicit tasks allocate the var by value in
11119 record_type unconditionally, rather than by reference.
11120 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
11121 Use is_taskreg_ctx instead of is_parallel_ctx.
11122 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
11123 (create_omp_child_function_name): Add task_copy argument, use
11124 *_omp_cpyfn* names if it is true.
11125 (create_omp_child_function): Add task_copy argument, if true create
11126 *_omp_cpyfn* helper function.
11127 (scan_omp_parallel): Adjust create_omp_child_function callers.
11128 Rename parallel_nesting_level to taskreg_nesting_level.
11129 (scan_omp_task): New function.
11130 (lower_rec_input_clauses): Don't run constructors for firstprivate
11131 explicit task vars which are initialized by *_omp_cpyfn*.
11132 Pass outer var ref to omp_clause_default_ctor hook if
11133 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
11134 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
11135 OMP_CLAUSE_REDUCTION_INIT.
11136 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
11137 avoid duplicate setting of fields. Handle
11138 OMP_CLAUSE_PRIVATE_OUTER_REF.
11139 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
11140 copy-out if TREE_READONLY, only copy-in.
11141 (expand_task_copyfn): New function.
11142 (expand_task_call): New function.
11143 (struct omp_taskcopy_context): New type.
11144 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
11146 (lower_omp_parallel): Rename to...
11147 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11148 Call create_task_copyfn if srecord_type is needed. Adjust
11150 (task_shared_vars): New variable.
11151 (check_omp_nesting_restrictions): Warn if work-sharing,
11152 barrier, master or ordered region is closely nested inside OMP_TASK.
11153 Add warnings for barrier if closely nested inside of work-sharing,
11154 ordered, or master region.
11155 (scan_omp_1): Call check_omp_nesting_restrictions even for
11156 GOMP_barrier calls. Rename parallel_nesting_level to
11157 taskreg_nesting_level. Handle OMP_TASK.
11158 (lower_lastprivate_clauses): Even if some lastprivate is found on a
11159 work-sharing construct, continue looking for them on parent parallel
11161 (lower_omp_for_lastprivate): Add lastprivate clauses
11162 to the beginning of dlist rather than end. Adjust for struct
11163 omp_for_data changes.
11164 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
11165 not after it. Handle collapsed OMP_FOR loops, adjust for
11166 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
11167 (get_ws_args_for): Adjust extract_omp_for_data caller.
11168 (scan_omp_for): Handle collapsed OMP_FOR
11169 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
11170 (lower_omp_single_simple): If libgomp function doesn't return
11171 boolean_type_node, add comparison of the return value with 0.
11172 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
11173 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
11174 (parallel_nesting_level): Rename to...
11175 (taskreg_nesting_level): ... this.
11176 (is_taskreg_ctx): New function.
11177 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
11178 of is_parallel_ctx.
11179 (execute_lower_omp): Rename parallel_nesting_level to
11180 taskreg_nesting_level.
11181 (expand_omp_parallel): Rename to...
11182 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
11183 Call omp_task_call for OMP_TASK regions.
11184 (expand_omp): Adjust caller, handle OMP_TASK.
11185 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
11187 * bitmap.c (bitmap_default_obstack_depth): New variable.
11188 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
11189 if argument is NULL and bitmap_default_obstack is already initialized.
11190 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
11192 * matrix-reorg.c (matrix_reorg): Likewise.
11194 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
11196 * config/i386/i386.md (*indirect_jump): Macroize using P
11197 mode iterator. Remove !TARGET_64BIT from insn constraints.
11198 (*tablejump_1): Ditto.
11199 (*indirect_jump_rex64): Remove insn pattern.
11200 (*tablejump_1_rex64): Ditto.
11201 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
11202 and eh_return_si insn patterns.
11204 2008-06-06 Richard Guenther <rguenther@suse.de>
11206 * tree-ssa-structalias.c (merge_smts_into): Remove.
11207 (find_what_p_points_to): Do not bother to compute the
11208 points-to set for pt_anything pointers.
11209 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
11210 for pt_anything pointers is ok.
11212 2008-06-06 Jan Hubicka <jh@suse.cz>
11214 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
11216 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11218 * cgraph.c: Fix typos in comments.
11219 (cgraph_availability_names): Fix string typo.
11220 * fold-const.c: Fix typos in comments.
11221 (fold_binary): Fix typo in warning.
11222 * genautomata.c: Fix typos in comments.
11223 (check_presence_pattern_sets): Fix typo in local variable.
11224 (output_description): Fix typo in output.
11225 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
11226 * hwint.h: Likewise.
11227 * matrix-reorg.c (check_allocation_function): Likewise.
11228 * omega.c (smooth_weird_equations): Likewise.
11229 * auto-inc-dec.c: Fix typos in comments.
11230 * bb-reorder.c: Likewise.
11231 * builtins.c: Likewise.
11232 * c-common.c: Likewise.
11233 * c-cppbuiltin.c: Likewise.
11234 * c-parser.c: Likewise.
11235 * c-pretty-print.c: Likewise.
11236 * cfgcleanup.c: Likewise.
11237 * cfgexpand.c: Likewise.
11238 * cfghooks.c: Likewise.
11239 * cfglayout.c: Likewise.
11240 * cfgloopmanip.c: Likewise.
11241 * cgraphunit.c: Likewise.
11242 * coverage.c: Likewise.
11243 * dbxout.c: Likewise.
11244 * df-byte-scan.c: Likewise.
11245 * df-core.c: Likewise.
11246 * df-problems.c: Likewise.
11247 * df-scan.c: Likewise.
11249 * dominance.c: Likewise.
11250 * domwalk.c: Likewise.
11252 * dwarf2out.c: Likewise.
11253 * emit-rtl.c: Likewise.
11254 * et-forest.c: Likewise.
11255 * function.c: Likewise.
11256 * function.h: Likewise.
11258 * gcov-io.c: Likewise.
11259 * gcov.c: Likewise.
11260 * gcse.c: Likewise.
11261 * genattrtab.c: Likewise.
11262 * ggc-page.c: Likewise.
11263 * gimplify.c: Likewise.
11264 * gthr-lynx.h: Likewise.
11265 * haifa-sched.c: Likewise.
11266 * ipa-cp.c: Likewise.
11267 * ipa-inline.c: Likewise.
11268 * ipa-prop.h: Likewise.
11269 * ipa-pure-const.c: Likewise.
11270 * ipa-struct-reorg.c: Likewise.
11271 * ipa-struct-reorg.h: Likewise.
11272 * ipa-type-escape.c: Likewise.
11274 * loop-doloop.c: Likewise.
11275 * mips-tfile.c: Likewise.
11276 * mkmap-flat.awk: Likewise.
11277 * mkmap-symver.awk: Likewise.
11278 * modulo-sched.c: Likewise.
11279 * omp-low.c: Likewise.
11280 * optabs.c: Likewise.
11281 * optabs.h: Likewise.
11282 * opts.c: Likewise.
11283 * passes.c: Likewise.
11284 * postreload-gcse.c: Likewise.
11285 * postreload.c: Likewise.
11286 * predict.c: Likewise.
11287 * pretty-print.h: Likewise.
11288 * profile.c: Likewise.
11289 * protoize.c: Likewise.
11290 * ra-conflict.c: Likewise.
11291 * real.c: Likewise.
11292 * recog.c: Likewise.
11293 * regclass.c: Likewise.
11294 * regs.h: Likewise.
11295 * reload.c: Likewise.
11296 * rtl-error.c: Likewise.
11297 * rtlanal.c: Likewise.
11298 * scan.h: Likewise.
11299 * sched-rgn.c: Likewise.
11301 * stmt.c: Likewise.
11302 * target.h: Likewise.
11303 * tree-dfa.c: Likewise.
11304 * tree-eh.c: Likewise.
11305 * tree-flow-inline.h: Likewise.
11306 * tree-inline.c: Likewise.
11307 * tree-into-ssa.c: Likewise.
11308 * tree-loop-distribution.c: Likewise.
11309 * tree-nested.c: Likewise.
11310 * tree-parloops.c: Likewise.
11311 * tree-pass.h: Likewise.
11312 * tree-pretty-print.c: Likewise.
11313 * tree-profile.c: Likewise.
11314 * tree-scalar-evolution.c: Likewise.
11315 * tree-sra.c: Likewise.
11316 * tree-ssa-alias-warnings.c: Likewise.
11317 * tree-ssa-ccp.c: Likewise.
11318 * tree-ssa-coalesce.c: Likewise.
11319 * tree-ssa-dom.c: Likewise.
11320 * tree-ssa-dse.c: Likewise.
11321 * tree-ssa-forwprop.c: Likewise.
11322 * tree-ssa-live.c: Likewise.
11323 * tree-ssa-live.h: Likewise.
11324 * tree-ssa-loop-im.c: Likewise.
11325 * tree-ssa-loop-ivopts.c: Likewise.
11326 * tree-ssa-loop-niter.c: Likewise.
11327 * tree-ssa-loop-prefetch.c: Likewise.
11328 * tree-ssa-phiopt.c: Likewise.
11329 * tree-ssa-phiprop.c: Likewise.
11330 * tree-ssa-sccvn.c: Likewise.
11331 * tree-ssa-ter.c: Likewise.
11332 * tree-ssa-threadupdate.c: Likewise.
11333 * tree-ssa.c: Likewise.
11334 * tree-vect-analyze.c: Likewise.
11335 * tree-vect-transform.c: Likewise.
11336 * tree-vectorizer.c: Likewise.
11337 * tree-vn.c: Likewise.
11338 * tree-vrp.c: Likewise.
11339 * tree.c: Likewise.
11340 * tree.def: Likewise.
11341 * tree.h: Likewise.
11342 * unwind-dw2-fde.c: Likewise.
11343 * unwind.inc: Likewise.
11344 * value-prof.c: Likewise.
11345 * vmsdbgout.c: Likewise.
11347 2008-06-05 David Edelsohn <edelsohn@gnu.org>
11349 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
11350 always place FP constants in the TOC for TARGET_POWERPC64.
11351 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
11353 2008-06-05 Joseph Myers <joseph@codesourcery.com>
11355 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
11356 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
11357 enable for TARGET_E500_DOUBLE.
11358 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
11359 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
11360 floating-point modes like integer modes for E500 double.
11361 (rs6000_legitimate_offset_address_p): Likewise.
11362 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
11363 addressing for DDmode for E500 double.
11364 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
11365 modes as using 64-bits of registers for E500 double.
11366 (spe_build_register_parallel): Do not handle DDmode or TDmode.
11367 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
11368 specially for E500 double.
11369 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
11370 TDmode for E500 double.
11371 (rs6000_gimplify_va_arg): Only handle SDmode in registers
11372 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
11373 (rs6000_split_multireg_move): Do not handle TDmode specially for
11375 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
11376 using 64-bit registers for E500 double.
11377 (emit_frame_save): Do not handle DDmode specially for E500 double.
11378 (gen_frame_mem_offset): Likewise.
11379 (rs6000_function_value): Do not call spe_build_register_parallel
11380 for DDmode or TDmode.
11381 (rs6000_libcall_value): Likewise.
11382 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
11383 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
11386 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
11388 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
11391 2008-06-04 Junjie Gu <jgu@tensilica.com>
11393 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
11394 comparison for frame pointers.
11396 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11399 * config/avr/avr.h (PUSH_ROUNDING): Remove.
11401 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
11404 * builtins.c (expand_builtin_signbit): Don't take lowpart when
11405 register is already smaller or equal to required mode.
11407 2008-06-04 Xinliang David Li <davidxl@google.com>
11409 * tree-call-cdce.c: New file.
11410 (cond_dead_built_in_calls): New static variable.
11411 (input_domain): New struct.
11412 (check_pow): New function.
11413 (check_builtin_call): Ditto.
11414 (check_target_format): Ditto.
11415 (is_call_dce_candidate): Ditto.
11416 (gen_one_condition): Ditto.
11417 (gen_conditions_for_domain): Ditto.
11418 (get_domain): Ditto.
11419 (gen_conditions_for_pow_cst_base): Ditto.
11420 (gen_conditions_for_pow_int_base): Ditto.
11421 (gen_conditions_for_pow): Ditto.
11422 (get_no_error_domain): Ditto.
11423 (gen_shrink_wrap_conditions): Ditto.
11424 (shrink_wrap_one_built_in_call): Ditto.
11425 (shink_wrap_conditional_dead_built_in_calls): Ditto.
11426 (tree_call_cdce): Ditto.
11427 (gate_call_cdce): Ditto.
11428 (pass_call_cdce): New gimple pass.
11429 * passes.c: (init_optimization_passes): New pass.
11430 * tree-pass.h: New pass declaration.
11431 * opts.c (decode_options): New flag setting.
11432 * common.opt: Add -ftree-builtin-call-dce flag.
11433 * Makefile.in: Add new source file.
11434 * tempvar.def: New tv_id.
11435 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
11437 2008-06-04 Richard Guenther <rguenther@suse.de>
11439 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
11440 (is_call_clobbered): Always check var_ann->call_clobbered.
11441 (mark_call_clobbered): Always set var_ann->call_clobbered.
11442 (clear_call_clobbered): Always clear var_ann->call_clobbered.
11443 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
11444 (reset_alias_info): Clear call clobbering info on MTAGs and
11446 (set_pt_anything): Set pt_global_mem.
11447 (create_tag_raw): Adjust comment.
11448 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
11450 2008-06-04 Joseph Myers <joseph@codesourcery.com>
11451 Maxim Kuvyrkov <maxim@codesourcery.com>
11453 * config/m68k/m68k.opt (mxgot): New option.
11454 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
11455 (m68k_output_addr_const_extra): New.
11456 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
11457 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
11458 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
11459 * doc/invoke.texi (M680x0 Options): Document -mxgot.
11461 2008-06-04 Richard Guenther <rguenther@suse.de>
11463 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
11464 negative or non-representable offsets.
11466 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
11468 * config/i386/i386.c (ix86_gen_leave): New.
11469 (ix86_gen_pop1): Likewise.
11470 (ix86_gen_add3): Likewise.
11471 (ix86_gen_sub3): Likewise.
11472 (ix86_gen_sub3_carry): Likewise.
11473 (ix86_gen_one_cmpl2): Likewise.
11474 (ix86_gen_monitor): Likewise.
11475 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
11476 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
11477 ix86_gen_one_cmpl2 and ix86_gen_monitor.
11478 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
11479 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
11480 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
11481 (ix86_expand_epilogue): Updated.
11482 (print_operand): Handle integer register operand for 'z'.
11483 (ix86_expand_strlensi_unroll_1): Likewise.
11484 (ix86_expand_strlen): Likewise.
11485 (ix86_expand_builtin): Likewise.
11486 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
11487 mov{q}/mov{l} and add{q}/add{l}.
11489 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11491 * config/i386/i386.md (P): New mode iterator.
11492 (SFmode push_operand splitter): Macroize DImode and SImode pushes
11493 using P mode iterator.
11494 (DFmode push_operand splitter): Ditto.
11495 (XFmode push_operand splitter): Ditto.
11496 (DFmode float_extend SFmode push_operand splitter): Ditto.
11497 (XFmode float_extend SFmode push_operand splitter): Do not generate
11498 SImode pushes for 64bit target. Macroize Dimode and SImode
11499 pushes using P mode iterator.
11500 (XFmode float_extend DFmode push_operand splitter): Ditto.
11502 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11504 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
11505 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
11506 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
11507 return type to int.
11508 (ix86_call_abi_override): Remove check for call_used_regs.
11510 2008-06-03 Richard Guenther <rguenther@suse.de>
11512 * tree-ssa-structalias.c (find_func_aliases): Add constraints
11513 for the lhs of calls if the return type contains pointers.
11515 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
11517 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
11518 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
11519 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
11520 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
11521 of cfun and DEFAULT_ABI to deceide abi mode.
11522 (DEFAULT_ABI): New.
11523 (REG_PARM_STACK_SPACE): Removed.
11524 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
11525 (STACK_BOUNDARY): Use default target to deceide stack boundary.
11526 * config/i386/i386-protos.h (ix86_cfun_abi): New.
11527 (ix86_function_abi): Likewise.
11528 (ix86_function_type_abi): Likewise.
11529 (ix86_call_abi_override): Likewise.
11530 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
11531 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
11532 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
11533 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
11535 (X86_64_REGPARM_MAX): New.
11536 (X86_64_SSE_REGPARM_MAX): New.
11537 (X64_REGPARM_MAX): New.
11538 (X64_SSE_REGPARM_MAX): New.
11539 (X86_32_REGPARM_MAX): New.
11540 (X86_32_SSE_REGPARM_MAX): New.
11541 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
11542 (ix86_function_regparm): Handle user calling abi.
11543 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
11544 by DEFAULT_ABI versus SYSV_ABI check.
11545 (ix86_reg_parm_stack_space): New.
11546 (ix86_function_type_abi): New.
11547 (ix86_call_abi_override): New.
11548 (ix86_function_abi): New.
11549 (ix86_cfun_abi): New.
11550 (init_cumulative_args): Call abi specific initialization.
11551 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
11552 (function_arg_64): Extend SSE_REGPARM_MAX check.
11553 (function_arg (): Remove TARGET_64BIT_MS_ABI.
11554 (ix86_pass_by_reference): Likewise.
11555 (ix86_function_value_regno_p): Likewise.
11556 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
11557 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
11558 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
11559 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
11560 (setup_incoming_varargs_64): Adjust regparm for call abi.
11561 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
11562 (ix86_va_start): Likewise.
11563 (ix86_gimplify_va_arg): Likewise.
11564 (ix86_expand_prologue): Likewise.
11565 (output_pic_addr_const): Likewise.
11566 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
11567 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
11568 (x86_output_mi_thunk): Likewise.
11569 (x86_function_profiler): Likewise.
11570 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
11571 (SYSV_ABI, MS_ABI): New constants.
11572 (DEFAULT_ABI): New.
11573 (init_regs): Add prototype of function in regclass.c file.
11574 (OVERRIDE_ABI_FORMAT): New.
11575 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
11576 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
11577 (OUTGOING_REG_PARM_STACK_SPACE): New.
11578 (ix86_reg_parm_stack_space): New prototype.
11579 (CUMULATIVE_ARGS): Add call_abi member.
11580 (machine_function): Add call_abi member.
11581 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
11582 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
11584 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
11587 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
11588 (avr_builtin_setjmp_frame_value): New function.
11589 * config/avr/avr.md (nonlocal_goto_receiver): Define.
11590 (nonlocal_goto): Define.
11592 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
11594 * config/mips/mips.c (mips_emit_loadgp): Return early if
11595 there is nothing do to, otherwise emit a blockage if
11596 !TARGET_EXPLICIT_RELOCS || crtl->profile.
11597 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
11599 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11601 * configure.ac: Drop unneeded backslash ending up in config.in.
11602 * acinclude.m4: Likewise.
11603 * config.in: Regenerate.
11605 2008-05-26 Jan Hubicka <jh@suse.cz>
11607 * predict.c (maybe_hot_frequency_p): Break out of...
11608 (maybe_hot_bb_p): ... here.
11609 (maybe_hot_edge_p): New.
11610 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
11611 * basic-block.h (maybe_hot_edge_p): Declare.
11613 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11615 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
11616 (*cmpfp_<mode>_cc): Ditto.
11617 (*fp_jcc_8<mode>_387): Ditto.
11618 (*fop_<MODEF:mode>_2_i387): Ditto.
11619 (*fop_<MODEF:mode>_3_i387): Ditto.
11620 (*fop_xf_2_i387): Ditto.
11621 (*fop_xf_3_i387): Ditto.
11623 2008-06-02 Tomas Bily <tbily@suse.cz>
11625 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
11627 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11629 * config/mips/mips.c (mips_valid_offset_p): New function.
11630 (mips_valid_lo_sum_p): Likewise.
11631 (mips_classify_address): Use them.
11632 (mips_force_address): New function.
11633 (mips_legitimize_address): Use it.
11634 * config/mips/mips.md (MOVE128): New mode iterator.
11635 (movtf): Require TARGET_64BIT. Remove empty strings.
11636 (*movtf_internal): Rename to...
11637 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
11638 of "R" and use {,fp}{load,store} attributes instead of "multi".
11639 Use a separate define_split.
11640 (*movtf_mips16): New pattern.
11642 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11644 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
11645 * config/mips/mips.c (mips_expand_before_return): New function.
11646 (mips_expand_epilogue): Call it.
11647 * config/mips/mips.md (return): Turn into a define_expand.
11648 (*return): New insn.
11650 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
11652 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
11653 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
11654 functions. Do not emit uses and clobbers of CONCATs; individually
11655 use and clobber their operands.
11656 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
11657 gen_clobber, emit_use and gen_use.
11658 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
11659 (expand_builtin_return): Likewise.
11660 * cfgbuild.c (count_basic_blocks): Likewise.
11661 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
11662 * explow.c (emit_stack_restore): Likewise.
11663 * expmed.c (extract_bit_field_1): Likewise.
11664 * expr.c (convert_move, emit_move_complex_parts): Likewise.
11665 (emit_move_multi_word, store_constructor): Likewise.
11666 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
11667 (thread_prologue_and_epilogue_insns): Likewise.
11668 * lower-subreg.c (resolve_simple_move): Likewise.
11669 * optabs.c (widen_operand, expand_binop): Likewise.
11670 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
11671 * reload.c (find_reloads): Likewise.
11672 * reload1.c (eliminate_regs_in_insn): Likewise.
11673 * stmt.c (expand_nl_goto_receiver): Likewise.
11674 * config/alpha/alpha.md (builtin_longjmp): Likewise.
11675 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
11676 * config/arm/arm.c (arm_load_pic_register): Likewise.
11677 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
11678 * config/arm/arm.md (untyped_return): Likewise.
11679 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
11680 * config/avr/avr.c (expand_prologue): Likewise.
11681 * config/bfin/bfin.c (do_unlink): Likewise.
11682 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
11683 * config/cris/cris.c (cris_expand_prologue): Likewise.
11684 * config/darwin.c (machopic_indirect_data_reference): Likewise.
11685 (machopic_legitimize_pic_address): Likewise.
11686 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
11687 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
11688 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
11689 (ix86_expand_convert_uns_didf_sse): Likewise.
11690 (ix86_expand_vector_init_general): Likewise.
11691 * config/ia64/ia64.md (eh_epilogue): Likewise.
11692 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
11693 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
11694 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
11695 (config/iq2000/iq2000.c): Likewise.
11696 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
11697 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
11698 (builtin_longjmp): Likewise.
11699 * config/mn10300/mn10300.md (call, call_value): Likewise.
11700 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
11701 * config/pdp11/pdp11.md (abshi2): Likewise.
11702 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
11703 * config/s390/s390.c (s390_emit_prologue): Likewise.
11704 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
11705 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
11706 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
11707 * config/sh/sh.c (prepare_move_operands): Likewise.
11708 (output_stack_adjust, sh_expand_epilogue): Likewise.
11709 (sh_set_return_address, sh_expand_t_scc): Likewise.
11710 * config/sparc/sparc.c (load_pic_register): Likewise.
11711 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
11712 * config/spu/spu.c (spu_expand_epilogue): Likewise.
11713 * config/v850/v850.c (expand_epilogue): Likewise.
11715 2008-05-31 Anatoly Sokolov <aesok@post.ru>
11717 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
11718 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
11719 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
11720 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
11721 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
11722 stack pointer register.
11723 (output_movhi): Remove code for interrupt specific writing to the
11724 stack pointer register.
11726 2008-05-31 Richard Guenther <rguenther@suse.de>
11728 PR tree-optimization/34244
11729 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
11730 (tree_expr_nonzero_warnv_p): Likewise.
11731 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
11732 ssa_name_nonnegative_p.
11733 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
11734 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
11735 not tree_expr_nonzero_warnv_p.
11737 PR tree-optimization/36262
11739 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
11741 PR tree-optimization/34244
11742 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
11743 (record_numbers_of_iterations): New function.
11744 (execute_vrp): Cache the numbers of iterations of loops.
11745 * tree-scalar-evolution.c (scev_reset_except_niters):
11747 (scev_reset): Use scev_reset_except_niters.
11748 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
11750 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
11752 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
11753 __WORKAROUND_RETS when appropriate.
11755 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
11757 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
11758 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
11760 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
11761 *fop_df_comm_sse insn patterns using MODEF mode iterator.
11762 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
11763 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
11764 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
11765 *fop_df_1_mixed insn patterns using MODEF mode iterator.
11766 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
11767 *fop_df_1_sse insn patterns using MODEF mode iterator.
11768 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
11769 *fop_df_1_i387 insn patterns using MODEF mode iterator.
11770 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
11771 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
11772 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
11773 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
11774 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
11775 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
11776 (*fop_xf_4_i387): Use <MODE> for mode attribute.
11777 (*fop_xf_5_i387): Ditto.
11778 (*fop_xf_6_i387): Ditto.
11780 2008-05-30 Richard Guenther <rguenther@suse.de>
11782 * builtins.c (build_string_literal): Avoid generating
11783 a non-gimple_val result.
11785 2008-05-30 DJ Delorie <dj@redhat.com>
11787 * exec-tool.in: Use an environment variable (private) instead of a
11788 file (shared) as a semaphore, so as to not break parallel builds.
11790 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11792 * optabs.c (maybe_encapsulate_block): Remove.
11793 (emit_libcall_block): Adjust accordingly.
11794 * optabs.h (maybe_encapsulate_block): Remove prototype.
11796 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
11797 Don't use maybe_encapsulate_block.
11799 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
11801 * config/rs6000/rs6000.c (rs6000_legitimize_address,
11802 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
11803 rtx is a SYMBOL_REF before calling get_pool_constant.
11805 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
11807 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
11809 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
11811 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
11812 rather than OS names to choose INO_T_EQ definition.
11813 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
11814 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
11816 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
11819 * config/darwin-f.c: New.
11820 * config/t-darwin: Added rule to build darwin-f.o.
11821 * config.gcc: Defined new variable, fortran_target_objs.
11822 (*-*-darwin*): Set fortran_target_objs.
11823 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
11824 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
11825 * configure: Regenerated.
11827 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
11830 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
11831 canonical type if needed.
11833 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
11835 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
11837 2008-05-29 Richard Guenther <rguenther@suse.de>
11839 PR tree-optimization/36343
11840 PR tree-optimization/36346
11841 PR tree-optimization/36347
11842 * tree-flow.h (clobber_what_p_points_to): Declare.
11843 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
11844 pointed-to variable is dereferenced is irrelevant to whether
11845 the pointer can access the pointed-to variable.
11846 (clobber_what_p_points_to): New function.
11847 * tree-ssa-alias.c (set_initial_properties): Use it.
11848 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
11849 call clobber check for NMTs.
11851 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11853 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
11854 for printing gcov_type.
11856 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11858 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
11859 and the eh region information.
11860 * value-prof.c (gimple_move_stmt_histograms): New function.
11861 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
11863 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
11865 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
11867 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
11869 * value-prof.c (tree_ic_transform): Print counts.
11870 * tree-profile.c (tree_gen_ic_func_profiler):
11871 Clear __gcov_indreict_call_callee variable to avoid misattribution
11874 2008-05-28 Rafael Espíndola <espindola@google.com>
11876 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
11879 2008-05-28 Richard Guenther <rguenther@suse.de>
11881 PR tree-optimization/36339
11882 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
11883 and clobbering code out of the loop.
11885 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11887 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
11890 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
11891 s390_contiguous_bitmask_p, s390_symref_operand_p,
11892 s390_check_symref_alignment, s390_reload_larl_operand,
11893 s390_reload_symref_address): New functions.
11894 (s390_branch_condition_mnemonic): Support compare and branch
11896 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
11897 and 'W' constraints.
11898 (s390_secondary_reload): Add secondary reloads for unaligned
11899 symbol refs or symbol refs to floating point or QI/TI mode
11901 (legitimate_address_p): Accept symbol references as addresses.
11902 (s390_expand_insv): Use rotate and insert selected bits
11903 instruction for insv when building for z10.
11904 (print_operand_address): Handle symbol ref addresses.
11905 (print_operand): Output modifier 'c' added for signed byte values.
11906 (s390_encode_section_info): Mark symbol refs with
11907 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
11909 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
11910 (length attribute): RRF, RRR have 4 byte length.
11911 (FPALL, INTALL): New mode iterators added.
11912 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
11913 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
11914 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
11915 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
11916 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
11917 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
11918 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
11919 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
11921 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
11922 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
11923 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
11924 reload<INTALL:mode><P:mode>_toreg_z10,
11925 reload<FPALL:mode><P:mode>_tomem_z10,
11926 reload<FPALL:mode><P:mode>_toreg_z10,
11927 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
11928 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
11929 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
11930 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
11932 (movmem, clrmem, cmpmem): New splitters added.
11934 * config/s390/predicates.md (larl_operand): Use
11935 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
11936 SYMBOL_REF_ALIGN1_P.
11937 (s390_signed_integer_comparison,
11938 s390_unsigned_integer_comparison): New predicates.
11940 * config/s390/s390-protos.h (s390_check_symref_alignment,
11941 s390_contiguous_bitmask_p, s390_reload_larl_operand,
11942 s390_reload_symref_address,
11943 s390_compare_and_branch_condition_mask): Prototypes added.
11945 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
11946 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
11947 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
11949 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
11951 * config/s390/s390.c (z10_cost): New cost function for z10.
11952 (s390_handle_arch_option, override_options): Support -march=z10 switch.
11953 (s390_issue_rate): Adjust issue rate for z10.
11954 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
11955 (processor_flags): Add PF_Z10.
11956 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
11957 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
11958 * gcc/config.gcc: Add z10.
11960 2008-05-28 Richard Guenther <rguenther@suse.de>
11962 PR tree-optimization/36291
11963 * tree-flow. h (struct gimple_df): Remove var_anns member.
11964 * tree-flow-inline.h (gimple_var_anns): Remove.
11965 (var_ann): Simplify.
11966 * tree-dfa.c (create_var_ann): Simplify.
11967 (remove_referenced_var): Clear alias info from var_anns of globals.
11968 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
11969 (delete_tree_ssa): Clear alias info from var_anns of globals.
11970 Do not free var_anns.
11971 (var_ann_eq): Remove.
11972 (var_ann_hash): Likewise.
11974 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
11976 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
11977 and loongson2f entries.
11978 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
11979 * config/mips/mips.h (processor_type): Add Loongson-2E
11980 and Loongson-2F entries.
11981 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
11982 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
11983 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
11984 * doc/invoke.texi (MIPS Options): Document loongson2e
11985 and loongson2f processor names.
11987 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11991 * config/i386/i386.c (ix86_function_arg_boundary): Use
11992 alignment of canonical type.
11993 (ix86_expand_vector_move): Check unaligned memory access for
11996 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
11998 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
11999 Moved to the front of file.
12001 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
12002 H.J. Lu <hongjiu.lu@intel.com>
12004 * dwarf2out.c (current_fde): New.
12006 (lookup_cfa:): Likewise.
12007 (dwarf2out_end_epilogue): Likewise.
12008 (dwarf2out_note_section_used): Likewise.
12010 2008-05-27 Michael Matz <matz@suse.de>
12013 * c.opt (Wenum-compare): New warning option.
12014 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
12016 2008-05-27 Michael Matz <matz@suse.de>
12018 PR middle-end/36326
12019 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
12021 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
12022 into memory as tail calls.
12024 2008-05-27 Richard Guenther <rguenther@suse.de>
12026 PR tree-optimization/36339
12027 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
12028 pointers cause all addressable variables to be call clobbered.
12030 2008-05-27 Richard Guenther <rguenther@suse.de>
12032 PR tree-optimization/36245
12033 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
12035 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12037 * config/s390/s390.md: Replace all occurences of the 'm'
12038 constraint with 'RT'.
12040 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12042 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
12044 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
12046 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
12047 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
12048 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
12050 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12052 * reload.c: (find_reloads): Skip alternatives according to the
12053 "enabled" attribute. Constify the constraint variable.
12054 * recog.c (get_attr_enabled): Add default implementation.
12055 (extract_insn): Set the alternative_enabled_p array
12056 in the recog_data struct.
12057 (preprocess_constraints, constrain_operands): Skip
12058 alternatives according to the "enabled" attribute
12059 * recog.h (struct recog_data): New field alternative_enabled_p.
12060 (skip_alternative): New inline function.
12061 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
12062 (record_reg_classes): Skip alternative according to the
12063 "enabled" attribute.
12065 * doc/md.texi: Add documention for the "enabled" attribute.
12067 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
12069 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
12070 * postreload.c (reload_cse_simplify_operands): Replace 'm'
12071 constraint with TARGET_MEM_CONSTRAINT.
12072 * recog.c (asm_operand_ok, preprocess_constraints,
12073 constrain_operands): Likewise.
12074 * regclass.c (record_reg_classes): Likewise.
12075 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
12076 * reload1.c (maybe_fix_stack_asms): Likewise.
12077 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
12078 * recog.h: Adjust comment.
12079 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
12080 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
12081 * doc/md.texi: Add a note to description of 'm' constraint.
12082 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
12084 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
12086 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
12087 that the bitfield is of integral type before testing its precision.
12089 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
12090 Sa Liu <saliu@de.ibm.com>
12092 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
12093 __modti3, __udivti3, __umodti3 and __udivmodti4.
12094 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
12095 that implement TImode mul and div functions.
12096 * config/spu/multi3.c: New. Implement __multi3.
12097 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
12098 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
12101 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
12103 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
12104 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
12105 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
12106 tls_sysv_suffix): New mode and mode attribute iterators.
12107 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
12108 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
12109 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
12110 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
12111 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
12114 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
12116 PR tree-optimization/36329
12117 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
12118 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
12119 * cgraphbuild.c (initialize_inline_failed): Use the latter
12120 macro in lieu of the former.
12121 * ipa-inline.c (cgraph_mark_inline): Likewise.
12122 (cgraph_decide_inlining_of_small_function): Likewise.
12123 (cgraph_decide_inlining): Likewise.
12124 (cgraph_decide_inlining_incrementally): Likewise.
12126 2008-05-26 Tristan Gingold <gingold@adacore.com>
12127 Anatoly Sokolov <aesok@post.ru>
12129 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
12130 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
12131 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
12132 optimization for 'avr6' architecture.
12134 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
12137 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
12139 2008-05-26 Richard Guenther <rguenther@suse.de>
12141 * tree-ssa-sccvn.c (expr_has_constants): Declare.
12142 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
12144 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
12146 PR middle-end/36253
12147 * caller-save.c (insert_restore): Verify alignment of spill space.
12148 (insert_save): Likewise.
12149 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
12150 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
12151 (STACK_SLOT_ALIGNMENT): Likewise.
12152 * function.c (LOCAL_ALIGNMENT): Removed.
12153 (get_stack_local_alignment): New.
12154 (assign_stack_local): Use it. Set alignment on stack slot.
12155 (assign_stack_temp_for_type): Use get_stack_local_alignment.
12156 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
12157 (STACK_SLOT_ALIGNMENT): New.
12158 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
12159 stack slot in XFmode.
12161 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
12163 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
12166 * config/i386/i386.md (allocate_stack_worker_64): Make sure
12167 argument operand in rax isn't removed.
12169 2008-05-26 Richard Guenther <rguenther@suse.de>
12171 PR middle-end/36300
12172 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
12173 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
12175 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12178 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
12180 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
12182 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
12183 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
12185 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12187 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
12188 build a trampoline if we don't want one.
12189 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
12190 return zero for nested functions if we don't want a trampoline.
12192 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12194 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
12196 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
12199 * c.opt: Removed undocumented option '-lang-fortran'.
12200 * c-common.h: Removed global variable 'lang_fortran'.
12201 * c-opts.c (c_common_handle_option): Removed code to handle
12202 option '-lang-fortran'. Updated includes.
12203 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
12204 definition of '__GFORTRAN__'.
12205 (define__GNUC__): Reimplemented to use BASEVER and
12206 cpp_define_formatted.
12207 (builtin_define_with_value_n): Removed.
12208 * c-incpath.h: Renamed to ...
12209 * incpath.h: ... this.
12210 * c-incpath.c: Renamed to ...
12211 * incpath.c: ... this. Updated includes.
12212 * fix-header.c: Updated includes.
12213 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
12214 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
12215 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
12217 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
12219 * tree.h: Update the table of flags used on tree nodes.
12220 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
12221 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
12222 (FORCED_LABEL): Add access check.
12223 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
12224 (ASM_INPUT_P): Likewise.
12225 (ASM_VOLATILE_P): Likewise.
12226 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
12227 (OMP_SECTION_LAST): Access private_flag directly.
12228 (OMP_RETURN_NOWAIT): Likewise.
12229 (OMP_PARALLEL_COMBINED): Likewise.
12230 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
12231 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
12232 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
12233 deprecated_flag directly.
12235 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
12237 * final.c (frame_pointer_needed): Removed.
12238 * flags.h (frame_pointer_needed): Likewise.
12240 * function.h (rtl_data): Add frame_pointer_needed.
12241 (frame_pointer_needed): New.
12243 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
12245 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
12247 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
12249 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
12252 2008-05-25 Alan Modra <amodra@bigpond.net.au>
12254 * c-common.c (strip_array_types): Move function to..
12256 (get_inner_array_type): Delete.
12257 * c-common.h (strip_array_types): Move declaration to..
12259 (get_inner_array_type): Delete.
12260 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
12261 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
12262 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
12263 * config/pa/pa.c (emit_move_sequence): Likewise.
12265 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
12267 * config/i386/i386.md (*sse_prologue_save_insn): Set length
12270 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
12272 * function.c: Include target hook for nonlocal_goto frame value.
12274 2008-05-24 Richard Guenther <rguenther@suse.de>
12276 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
12277 variable can be only accessed through a pointer or a union.
12279 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12281 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
12282 * doc/extend.texi: Likewise.
12284 2008-05-23 DJ Delorie <dj@redhat.com>
12286 * config/m32c/jump.md (untyped_call): Add.
12288 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
12289 for A24 to PSImode.
12290 (m32c_address_cost): Detail costs for indirect offsets.
12292 2008-05-23 Rafael Espíndola <espindola@google.com>
12294 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
12295 if a node is a SUBREG.
12296 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
12299 2008-05-23 Paul Brook <paul@codesourcery.com>
12300 Carlos O'Donell <carlos@codesourcery.com>
12302 * doc/extend.texi: Clarify use of __attribute__((naked)).
12303 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12304 * target.h (gcc_target): Add allocate_stack_slots_for_args.
12305 * function.c (use_register_for_decl): Use
12306 targetm.calls.allocate_stack_slots_for_args.
12307 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
12308 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
12309 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
12311 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
12313 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
12315 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
12317 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
12318 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
12319 is only rounded once.
12321 2008-05-23 Richard Guenther <rguenther@suse.de>
12323 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
12325 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
12326 Jakub Jelinek <jakub@redhat.com>
12329 * configure.ac: Handle --enable-cld.
12330 * configure: Regenerated.
12331 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
12332 * config/i386/i386.h (struct machine_function): Add needs_cld field.
12333 (ix86_current_function_needs_cld): New define.
12334 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
12335 (cld): New isns pattern.
12336 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
12337 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
12338 * config/i386/i386.opt (mcld): New option.
12339 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
12340 TARGET_CLD and ix86_current_function_needs_cld.
12341 (override_options): Use -mcld by default for 32-bit code if
12344 * doc/install.texi (Options specification): Document --enable-cld.
12345 * doc/invoke.texi (Machine Dependent Options)
12346 [i386 and x86-64 Options]: Add -mcld option.
12347 (Intel 386 and AMD x86-64 Options): Document -mcld option.
12349 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
12350 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
12351 (return_in_memory_64): Likewise.
12352 (return_in_memory_ms_64): Likewise.
12354 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12356 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
12357 * builtins.c (fold_builtin_fpclassify): New.
12358 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
12359 * builtins.def (BUILT_IN_FPCLASSIFY): New.
12360 * c-common.c (handle_type_generic_attribute): Adjust to accept
12361 fixed arguments before an elipsis.
12362 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
12363 * doc/extend.texi: Document __builtin_fpclassify.
12365 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
12367 * omp-low.c (gate_expand_omp_ssa): Remove.
12368 (pass_expand_omp_ssa): Remove.
12369 (gate_expand_omp): Do not check for flag_openmp_ssa.
12370 * common.opt (-fopenmp-ssa): Remove.
12371 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
12373 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
12375 * config/sh/sh.opt (mfixed-range): New option.
12376 * config/sh/sh-protos.h (sh_fix_range): Declare.
12377 * config/sh/sh.c (sh_fix_range): New function.
12378 * config/sh/sh.h (sh_fixed_range_str): Declare.
12379 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
12381 * doc/invoke.texi (SH Options): Document -mfixed-range.
12383 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
12385 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
12386 it before the redeclaration.
12388 2008-05-22 Anatoly Sokolov <aesok@post.ru>
12390 * config/avr/avr.c (get_sequence_length): Add new function.
12391 (expand_prologue, expand_epilogue): Remove duplicate code.
12393 2008-05-22 Rafael Espíndola <espindola@google.com>
12395 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
12398 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
12400 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
12401 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
12403 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
12404 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
12405 (vect_update_misalignment_for_peel): Likewise.
12406 (vector_alignment_reachable_p): Likewise.
12407 * tree-vect-transform.c (vectorizable_load): Likewise.
12408 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
12409 (get_vectype_for_scalar_type): Pass mode of scalar_type
12410 to UNITS_PER_SIMD_WORD.
12412 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
12413 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
12414 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
12415 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
12416 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
12418 2008-05-22 Ira Rosen <irar@il.ibm.com>
12420 PR tree-optimization/36293
12421 * tree-vect-transform.c (vect_transform_strided_load): Don't check
12422 if the first load must be skipped because of a gap.
12424 2008-05-22 Richard Guenther <rguenther@suse.de>
12426 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
12427 more cases of offset disambiguation that is possible if
12428 strict-aliasing rules apply.
12429 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
12430 for basic offset and type-based disambiguation.
12432 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12434 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
12435 ix86_expand_vector_set on V16QImode for SSE4.1.
12437 2008-05-21 Tom Tromey <tromey@redhat.com>
12439 * c.opt (Wimport): Mark as undocumented.
12440 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
12442 (Warning Options): Likewise.
12443 * doc/cppopts.texi: Don't mention -Wimport.
12445 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
12447 PR tree-optimization/36287
12448 PR tree-optimization/36286
12449 * lambda-code.c (build_access_matrix): Do not use the loop->num
12450 for computing the number of induction variables: use the loop depth
12453 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
12456 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
12457 option -f(no-)leading-underscore.
12459 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12461 * config/i386/i386.c (ix86_expand_vector_init_general): Use
12462 GET_MODE_NUNITS (mode).
12464 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
12466 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
12467 (-mmulhw): Add 464 to description.
12468 (-mdlmzb): Likewise.
12469 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
12470 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
12472 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
12473 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
12474 * config/rs6000/rs6000.md: Update comments for 464.
12476 2008-05-21 Janis Johnson <janis187@us.ibm.com>
12478 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
12480 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12482 * config/i386/sse.md (vec_extractv4sf): Removed.
12483 (vec_extractv2df): Likewise.
12484 (vec_extractv2di): Likewise.
12485 (vec_extractv4si): Likewise.
12486 (vec_extractv8hi): Likewise.
12487 (vec_extractv16qi): Likewise.
12488 (vec_extract<mode>): New.
12490 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12492 * config/i386/sse.md (vec_setv4sf): Removed.
12493 (vec_setv2df): Likewise.
12494 (vec_setv2di): Likewise.
12495 (vec_setv4si): Likewise.
12496 (vec_setv8hi): Likewise.
12497 (vec_setv16qi): Likewise.
12498 (vec_set<mode>): New.
12500 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12502 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
12503 goto for vec_concat and vec_interleave.
12505 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
12507 * config/i386/sse.md (vec_initv4sf): Removed.
12508 (vec_initv2df): Likewise.
12509 (vec_initv2di): Likewise.
12510 (vec_initv4si): Likewise.
12511 (vec_initv8hi): Likewise.
12512 (vec_initv16qi): Likewise.
12513 (vec_init<mode>): New.
12515 2008-05-21 Joseph Myers <joseph@codesourcery.com>
12517 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
12519 2008-05-21 Tom Tromey <tromey@redhat.com>
12521 * ggc-zone.c (lookup_page_table_if_allocated): New function.
12522 (zone_find_object_offset): Likewise.
12523 (gt_ggc_m_S): Likewise.
12524 (highest_bit): Likewise.
12525 * ggc-page.c (gt_ggc_m_S): New function.
12526 * stringpool.c (string_stack): Remove.
12527 (init_stringpool): Update.
12528 (ggc_alloc_string): Use ggc_alloc.
12529 (maybe_delete_ident): New function.
12530 (ggc_purge_stringpool): Likewise.
12531 (gt_ggc_m_S): Remove.
12532 * ggc-common.c (ggc_protect_identifiers): New global.
12533 (ggc_mark_roots): Call ggc_purge_stringpool. Use
12534 ggc_protect_identifiers.
12535 * ggc.h (ggc_protect_identifiers): Declare.
12536 (gt_ggc_m_S): Update.
12537 (ggc_purge_stringpool): Declare.
12538 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
12539 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
12541 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
12543 2008-05-21 David S. Miller <davem@davemloft.net>
12545 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
12548 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
12550 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
12553 2008-05-20 David Daney <ddaney@avtrex.com>
12555 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
12556 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
12557 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
12558 UNSPEC_UPDATE_GOT_VERSION): Renumber.
12559 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
12560 (atomic_hiqi_op): New define_code_iterator.
12561 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
12562 mips_expand_compare_and_swap_12.
12563 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
12564 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
12565 (sync_<optab><mode>, sync_old_<optab><mode>,
12566 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
12567 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
12568 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
12569 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
12570 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
12571 (test_and_set_12): New insn.
12572 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
12573 sync_new_<optab><mode>, sync_old_nand<mode>,
12574 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
12575 clobber to operand 0 for SI and DI mode insns.
12576 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
12577 mips_gen_fn_4): New typedefs.
12578 (mips_gen_fn_ptrs): Define new union type.
12579 (mips_expand_compare_and_swap_12): Remove declaration.
12580 (mips_expand_atomic_qihi): Declare function.
12581 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
12582 (mips_expand_atomic_qihi): ... this. Use new generator function
12584 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
12585 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
12586 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
12587 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
12588 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
12589 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
12590 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
12591 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
12592 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
12593 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
12596 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
12598 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
12601 2008-05-20 Anatoly Sokolov <aesok@post.ru>
12603 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
12604 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
12605 (avr_attribute_table): Add 'OS_main' function attribute.
12606 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
12607 functions with 'OS_main' attribute.
12609 2008-05-20 Richard Guenther <rguenther@suse.de>
12611 PR tree-optimization/35204
12612 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
12613 helper, split out from ...
12614 (DFS): ... here. Make the DFS walk non-recursive.
12616 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
12617 Jan Sjodin <jan.sjodin@amd.com>
12619 PR tree-optimization/36181
12620 * tree-parloops.c (loop_has_vector_phi_nodes): New.
12621 (parallelize_loops): Don't parallelize when the loop has vector
12624 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12625 Sebastian Pop <sebastian.pop@amd.com>
12627 * tree-loop-linear.c (gather_interchange_stats): Look in the access
12628 matrix, and never look at the tree representation of the memory
12630 (linear_transform_loops): Computes parameters and access matrices.
12631 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
12633 (access_matrix_get_index_for_parameter): New.
12634 * tree-data-ref.h (struct access_matrix): New.
12635 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
12636 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
12637 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
12638 am_vector_index_for_loop): New.
12639 (struct data_reference): Add field access_matrix.
12640 (DR_ACCESS_MATRIX): New.
12641 (compute_data_dependences_for_loop): Update declaration.
12642 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
12643 * lambda.h (lambda_vector_vec_p): Declared.
12644 * lambda-code.c: Depend on pointer-set.h.
12645 (lambda_collect_parameters_from_af, lambda_collect_parameters,
12646 av_for_af_base, av_for_af, build_access_matrix,
12647 lambda_compute_access_matrices): New.
12648 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
12650 2008-05-20 Joseph Myers <joseph@codesourcery.com>
12652 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
12653 $SOURCEDIR/include.
12655 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12656 Sebastian Pop <sebastian.pop@amd.com>
12658 PR tree-optimization/36206
12659 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
12661 (instantiate_scev_1): Rename flags to fold_conversions.
12662 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
12663 outeside instantiation_loop.
12664 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
12665 (evolution_function_is_affine_or_constant_p): Removed.
12666 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
12668 (analyze_siv_subscript): Pass in the loop nest number.
12669 Call evolution_function_is_affine_in_loop instead of
12670 evolution_function_is_affine_p.
12671 (analyze_overlapping_iterations): Pass in the loop nest number.
12673 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
12674 Sebastian Pop <sebastian.pop@amd.com>
12676 PR tree-optimization/36206
12677 * tree-chrec.h (chrec_fold_op): New.
12678 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
12681 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
12683 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
12685 (remove_duplicates): Do not set inode on non-inode systems.
12688 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
12690 * config.gcc (tm_file): Update comments about relative pathnames.
12692 2008-05-20 Richard Guenther <rguenther@suse.de>
12694 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
12695 * tree-ssa-sccvn.c (process_scc): Likewise.
12696 * tree-ssa-sink.c (execute_sink_code): Likewise.
12697 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
12698 * tree-vrp.c (process_assert_insertions): Likewise.
12699 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
12700 (perform_tree_ssa_dce): Likewise.
12701 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
12702 (dump_dominator_optimization_stats): Likewise.
12703 * tree-vectorizer.c (vectorize_loops): Likewise.
12705 2008-05-20 Richard Guenther <rguenther@suse.de>
12707 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
12709 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
12711 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
12712 (ix86_i386elf_return_in_memory): Likewise.
12713 (ix86_i386interix_return_in_memory): Likewise.
12714 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
12715 (SUBTARGET_RETURN_IN_MEMORY): New.
12716 * config/i386/i386elf.h: Likewise.
12717 * config/i386/ptx4-i.h: Likewise.
12718 * config/i386/sol2-10.h: Likewise.
12719 * config/i386/sysv4.h: Likewise.
12720 * config/i386/vx-common.h: Likewise.
12721 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
12722 * config/i386/i386.c (ix86_return_in_memory): Made static and
12723 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
12724 (ix86_i386elf_return_in_memory): Removed.
12725 (ix86_i386interix_return_in_memory): Removed.
12726 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
12727 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
12729 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
12731 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
12733 2008-05-19 Xinliang David Li <davidxl@google.com>
12735 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
12737 * common.opt: Ditto.
12738 * doc/invoke.texi: Ditto.
12740 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
12742 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
12743 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
12745 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12747 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
12748 sizes of operand array from 8/4 to 4/2.
12749 (ix86_expand_vector_init_general): Change size of operand array
12750 from 32 to 16. Remove op0, op1 and half_mode.
12752 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
12754 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
12755 (ix86_expand_vector_init_interleave): Likewise.
12756 (ix86_expand_vector_init_general): Use them. Assert
12757 word_mode == SImode when n_words == 4.
12759 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
12761 * config/i386/i386.c (ix86_secondary_reload): New static function.
12762 (TARGET_SECONDARY_RELOAD): New define.
12763 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12764 * config/i386/i386.md (reload_outqi): Remove.
12766 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12768 PR middle-end/35509
12769 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
12770 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
12771 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
12772 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
12773 (fold_builtin_1): Likewise.
12774 * builtins.def (BUILT_IN_ISINF_SIGN): New.
12775 c-common.c (check_builtin_function_arguments): Handle
12776 BUILT_IN_ISINF_SIGN.
12777 * doc/extend.texi: Document __builtin_isinf_sign.
12778 * fold-const.c (operand_equal_p): Handle COND_EXPR.
12780 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
12782 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
12783 EH cleanup at the end of the pass, search for those that have been
12784 turned into forwarder blocks and do the cleanup on their successor.
12786 2008-05-18 Richard Guenther <rguenther@suse.de>
12788 * tree-cfg.c (verify_gimple_expr): Allow conversions from
12789 pointers to sizetype and vice versa.
12791 2008-05-18 Xinliang David Li <davidxl@google.com>
12793 * gcc/tree-ssa-dce.c: Coding style fix.
12794 (check_pow): Documentation comment.
12795 (check_log): Documenation comment. Coding style fix.
12796 (is_unnecessary_except_errno_call): Ditto.
12797 (gen_conditions_for_pow): Ditto.
12798 (gen_conditions_for_log): Ditto.
12799 (gen_shrink_wrap_conditions): Ditto.
12800 (shrink_wrap_one_built_in_calls): Ditto.
12801 * gcc/doc/invoke.texi: Better documentation string.
12802 * ChangeLog: Fix wrong change log entries from
12803 May 17 checkin on function call DCE.
12805 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
12807 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
12809 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
12811 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
12812 * df-problems.c (simulation routines): Fixed block comment to
12813 properly say how to add forwards scanning functions.
12815 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12817 * tree-inline.c (setup_one_parameter): Remove dead code.
12819 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
12821 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
12822 a BIT_AND_EXPR only for an INTEGER_TYPE.
12824 2008-05-17 Xinliang David Li <davidxl@google.com>
12826 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
12827 (check_pow, check_log, is_unnecessary_except_errno_call): New
12828 functions to check for eliminating math functions that are pure
12829 except for setting errno.
12830 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
12831 general condition expressions for shrink-wrapping pow/log calls.
12832 (gen_shrink_wrap_conditions): Ditto.
12833 (shrink_wrap_one_built_in_call): Ditto.
12834 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
12835 (mark_operand_necessary): If debugging, output if OP is necessary.
12836 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
12838 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
12840 * gcc/common.opt: New user flag -ftree-builtin-dce.
12841 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
12843 2008-05-16 David S. Miller <davem@davemloft.net>
12845 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
12846 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
12848 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
12851 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
12853 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12855 * ifcvt.c (dead_or_predicable): Rename
12856 df_simulate_one_insn_backwards to df_simulate_one_insn.
12857 * recog.c (peephole2_optimize): Ditto.
12858 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
12860 * df.h: Rename df_simulate_one_insn_backwards to
12861 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
12862 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
12863 scanning of defs and uses.
12864 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
12865 (df_simulate_one_insn_forwards): Removed.
12867 2008-05-16 Doug Kwan <dougkwan@google.com>
12869 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
12871 (real_from_string): Handle NaNs and Inf as approriate.
12873 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12875 * doc/gty.texi (Source Files Containing Type Information): Note
12876 that headers should appear first in the gtfiles list.
12878 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12880 * tree.def (COND_EXEC): Properly documented this code.
12882 2008-05-16 Diego Novillo <dnovillo@google.com>
12884 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
12885 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
12888 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12890 * tree-ssa-dse (max_stmt_uid): Removed.
12891 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
12892 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
12893 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
12894 * function.h (cfun.last_stmt_uid): New field.
12895 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
12896 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
12898 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
12899 (create_stmt_ann): Initialize the ann->uid field.
12900 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
12902 * tree-flow.h (renumber_gimple_stmt_uids): New function.
12904 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
12906 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
12907 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
12908 (init_empty_tree_cfg): Call it.
12910 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12912 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
12915 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
12917 * doc/invoke.text (-fdump-tree-*-verbose): New option.
12918 * tree-dump.c (dump_options): New verbose option.
12919 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
12921 * tree-pass.h (TDF_VERBOSE): New dump flag.
12922 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
12923 (tree-flow.h): Added include.
12924 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
12926 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
12928 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
12930 From Jie Zhang <jie.zhang@analog.com>
12931 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12932 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
12933 mcpu=bf561-none and mcpu=bf561-0.2.
12934 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12935 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12936 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
12937 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
12938 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
12939 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
12940 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
12942 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
12943 (cputype_selected): Remove.
12944 (bfin_handle_option): Don't use cputype_selected.
12945 (override_options): When no mcpu option, enable all workarounds.
12946 Don't use bfin_workarounds.
12947 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
12949 (DEFAULT_CPU_TYPE): Don't define.
12951 2008-05-16 Richard Guenther <rguenther@suse.de>
12953 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
12954 on deletion of the last stmt.
12956 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
12958 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
12959 V8HImode for SSE2 and V16QImode for SSE4.1.
12961 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
12963 * cgraph.h (compute_inline_parameters): Made public.
12964 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
12965 variable_generate_summary, function_write_summary,
12966 variable_write_summary, variable_read_summary. Added generate_summary,
12967 write_summary, read_summary.
12968 * cgraphunit.c (cgraph_process_new_functions): Changed call from
12969 pass_ipa_inline.function_generate_summary, to
12970 compute_inline_parameters.
12971 * ipa-inline.c (compute_inline_parameters): Made public and added
12973 (compute_inline_parameters_for_current): New function.
12974 (pass_inline_param): Now calls compute_inline_parameters_for_current.
12975 (inline_generate_summary): Removed parameter and made to loop over
12977 (pass_ipa_inline): Updated for new IPA_PASS structure.
12978 * passes.c (execute_ipa_summary_passes): Now is called once per
12979 pass rather than once per node*pass.
12981 2008-05-15 Anatoly Sokolov <aesok@post.ru>
12983 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
12984 avr_have_mul_p, avr_asm_only_p): Remove variables.
12985 (avr_override_options): Remove initialization of removed variables.
12986 (avr_file_start): Convert removed variables to fields of
12987 'struct base_arch_s *avr_current_arch'.
12988 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
12989 (AVR_HAVE_MUL): (Ditto.).
12990 (AVR_HAVE_MOVW): (Ditto.).
12991 (AVR_HAVE_LPMX): (Ditto.).
12992 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
12993 avr_asm_only_p): Remove declaration.
12995 2008-05-15 Diego Novillo <dnovillo@google.com>
12997 * config/arm/arm.c (arm_return_in_memory): Fix return type.
12998 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
13000 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
13002 PR middle-end/36194
13003 * combine.c (check_conversion): Rename back to check_promoted_subreg.
13004 Don't call record_truncated_value from here.
13005 (record_truncated_value): Turn it into a for_each_rtx callback.
13006 (record_truncated_values): New function.
13007 (combine_instructions): Call note_uses with record_truncated_values.
13008 Change name of check_conversion to check_promoted_subreg.
13010 2008-05-15 Janis Johnson <janis187@us.ibm.com>
13012 * doc/sourcebuild.texi: Document support for torture tests.
13014 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13016 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
13017 to alternative 4 of operand 2.
13019 2008-05-15 Richard Guenther <rguenther@suse.de>
13021 * tree-pass.h (current_pass): Declare.
13022 (get_pass_for_id): Likewise.
13023 * passes.c (passes_by_id, passes_by_id_size): New globals.
13024 (set_pass_for_id): New function.
13025 (get_pass_for_id): Likewise.
13026 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
13027 (execute_function_todo): Flush per function statistics.
13028 * toplev.c (compile_file): Init statistics.
13029 (general_init): Do early statistics initialization.
13030 (finalize): Finish statistics.
13031 * statistics.h (statistics_early_init): Declare.
13032 (statistics_init): Likewise.
13033 (statistics_fini): Likewise.
13034 (statistics_fini_pass): Likewise.
13035 (statistics_counter_event): Likewise.
13036 (statistics_histogram_event): Likewise.
13037 * statistics.c: New file.
13038 * Makefile.in (OBJS-common): Add statistics.o.
13039 (statistics.o): Add dependencies.
13040 * doc/invoke.texi (-fdump-statistics): Document.
13042 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
13043 (insert): Likewise.
13044 (execute_pre): Use statistics_counter_event.
13045 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
13046 (substitute_and_fold): Increment it. Use statistics_counter_event.
13048 2008-05-15 Diego Novillo <dnovillo@google.com>
13050 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
13052 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
13053 * tree-ssa-alias.c (new_type_alias): Remove references to
13054 sub-variables from comment.
13055 * tree-ssa-operands.c (swap_tree_operands): Likewise.
13057 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
13059 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
13060 attribute to 1 only for insertps alternative.
13062 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13064 * config/bfin/bfin.md (loadbytes): New pattern.
13065 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
13066 (bfin_init_builtins): Initialize it.
13067 (bdesc_1arg): Add it.
13069 2008-05-15 Sa Liu <saliu@de.ibm.com>
13071 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
13072 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
13073 * testsuite/lib/target-supports.exp: Add
13074 check_effective_target_fortran_integer_16.
13076 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
13078 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
13079 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
13080 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
13081 (TARGET_RETURN_IN_MEMORY): Define.
13083 2008-05-15 Richard Guenther <rguenther@suse.de>
13085 PR middle-end/36244
13086 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
13087 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
13088 represent unmodifiable vars.
13090 2008-05-15 Richard Guenther <rguenther@suse.de>
13092 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
13093 INDIRECT_REF and TARGET_MEM_REF.
13094 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
13097 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
13098 H.J. Lu <hongjiu.lu@intel.com>
13100 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
13101 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
13102 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
13103 insn alternatives. Add missing alternatives.
13104 (*vec_concatv2di_rex64_sse4_1): Likewise.
13105 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
13106 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
13107 Require TARGET_SSE.
13109 2008-05-15 Richard Guenther <rguenther@suse.de>
13111 PR tree-optimization/36009
13112 PR tree-optimization/36204
13113 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
13114 (determine_invariantness_stmt): Record the loop a store is
13115 always executed in.
13116 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
13119 2008-05-15 Richard Guenther <rguenther@suse.de>
13121 PR tree-optimization/34330
13122 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
13123 through the pointer will alias the SMT.
13125 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
13127 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
13129 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
13131 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
13133 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13134 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
13136 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
13137 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
13138 (vashl_optab): New optab for vector/vector shifts.
13139 (vashr_optab): Ditto.
13140 (vlshr_optab): Ditto.
13141 (vrotl_optab): Ditto.
13142 (vrotr_optab): Ditto.
13143 (optab_subtype): New enum for optab_for_tree_code call.
13144 (optab_for_tree_code): Add enum optab_subtype argument.
13146 * optabs.c (optab_for_tree_code): Take an additional argument to
13147 distinguish between a vector shift by a scalar and vector shift by
13148 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
13149 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
13150 vector shift by a vector.
13151 (expand_widen_pattern_expr): Pass additional argument to
13152 optab_for_tree_code.
13154 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
13155 vrotl_optab, vrotr_optab.
13157 * expr.c (expand_expr_real_1): Update calls to
13158 optab_for_tree_code to distinguish between vector shifted by a
13159 scalar and vector shifted by a vector.
13160 * tree-vectorizer.c (supportable_widening_operation): Ditto.
13161 (supportable_narrowing_operation): Ditto.
13162 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
13163 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
13164 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
13165 (vect_create_epilog_for_reduction): Ditto.
13166 (vectorizable_reduction): Ditto.
13167 (vectorizable_operation): Ditto.
13168 (vect_strided_store_supported): Ditto.
13169 (vect_strided_load_supported): Ditto.
13170 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13171 * expmed.c (expand_shift): Ditto.
13173 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
13175 (ashr@var{m}3): Ditto.
13176 (vashl@var{m}3): Document new vector/vector shift standard name.
13177 (vashr@var{m}3): Ditto.
13178 (vlshr@var{m}3): Ditto.
13179 (vrotl@var{m}3): Ditto.
13180 (vrotr@var{m}3): Ditto.
13182 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
13183 (PPERM_INVERT): Ditto.
13184 (PPERM_REVERSE): Ditto.
13185 (PPERM_REV_INV): Ditto.
13186 (PPERM_ZERO): Ditto.
13187 (PPERM_ONES): Ditto.
13188 (PPERM_SIGN): Ditto.
13189 (PPERM_INV_SIGN): Ditto.
13190 (PPERM_SRC1): Ditto.
13191 (PPERM_SRC2): Ditto.
13193 * config/i386/sse.md (mulv2di3): Add SSE5 support.
13194 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
13195 allows a memory operand to be the value being added, and split it
13196 to improve vectorization.
13197 (sse5_pmacsdqh_mem): Ditto.
13198 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
13199 (sse5_mulv2div2di3_high): Ditto.
13200 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
13201 (vec_pack_trunc_v4si): Ditto.
13202 (vec_pack_trunc_v2di): Ditto.
13203 (sse5_pcmov_<mode>): Remove code that tried to use use
13204 andps/andnps instead of pcmov.
13205 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
13206 pmacsdqh instructions.
13207 (vec_widen_smult_lo_v4si): Ditto.
13209 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
13210 (PPERM_INVERT): Ditto.
13211 (PPERM_REVERSE): Ditto.
13212 (PPERM_REV_INV): Ditto.
13213 (PPERM_ZERO): Ditto.
13214 (PPERM_ONES): Ditto.
13215 (PPERM_SIGN): Ditto.
13216 (PPERM_INV_SIGN): Ditto.
13217 (PPERM_SRC1): Ditto.
13218 (PPERM_SRC2): Ditto.
13219 (ix86_expand_sse_movcc): Move the SSE5 test after the if
13221 (ix86_expand_int_vcond): If SSE5 generate all possible integer
13223 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
13224 says ignore whether the last reference is a memory operand.
13226 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13227 Paolo Bonzini <bonzini at gnu dot org>
13229 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
13232 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
13233 (vlshr<mode>3): Rename from vlshr<mode>3.
13234 (vashr<mode>3): Rename from vashr<mode>3.
13235 (mulv4sf3): Change the names of vector shift patterns.
13239 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
13242 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
13267 * config/spu/spu.md (v): New iterator macro to add v for vector types.
13268 (floatunssidf2_internal): Change vector/vector shift names.
13269 (floatunsdidf2_internal): Ditto.
13276 (vashl<mode>3): Rename from ashl<mode>3.
13277 (vashr<mode>3): Rename from ashr<mode>3.
13278 (vlshr<mode>3): Rename from lshr<mode>3.
13279 (vrotl<mode>3): Rename from rotl<mode>3.
13281 2008-05-14 Michael Meissner <michael.meissner@amd.com>
13284 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
13285 multiply gives the wrong value when doing widening multiplies.
13286 (vec_widen_smult_lo_v4si): Ditto.
13288 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13290 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
13291 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
13292 emit_library_call_value.
13293 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
13294 * tree.h (ECF_LIBCALL_BLOCK): Removed.
13295 * calls.c (initialize_argument_information, precompute_arguments,
13296 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
13297 (precompute_arguments): Removed flags parameter.
13298 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
13300 2008-05-14 Richard Guenther <rguenther@suse.de>
13302 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
13303 Make sure to register the store if the use is a PHI_NODE.
13305 2008-05-14 Olivier Hainque <hainque@adacore.com>
13307 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
13308 memory if the component is to be referenced in BLKmode according
13309 to get_inner_reference.
13311 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
13313 * calls.c (emit_library_call_value_1): Restore code clearing
13314 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
13316 2008-05-14 Olivier Hainque <hainque@adacore.com>
13317 Nicolas Roche <roche@adacore.com>
13319 * configure.ac: Add support for a "gcc_subdir" variable in
13320 config-lang.in, to denote a subdirectory where the language/GCC
13321 integration files are to be found.
13322 * configure: Regenerate.
13324 2008-05-14 Ira Rosen <irar@il.ibm.com>
13326 PR tree-optimization/36098
13327 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
13328 value for the first load in the group in case of a gap.
13329 (vect_build_slp_tree): Check that there are no gaps in loads.
13331 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
13333 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
13334 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
13335 expand_copysign_bit, ): Change call to emit_no_conflict_block to
13336 emit_insn and remove unneeded code to construct extra args.
13337 (emit_no_conflict_block): Removed.
13338 * optabls.h: (emit_no_conflict_block): Removed.
13339 * cse.c (cse_extended_basic_block): Remove search for
13340 REG_NO_CONFLICT note.
13341 * global.c: Removed incorrect comment added in revision 117.
13342 * expr.c (convert_move): Change call to emit_no_conflict_block to
13344 * recog.c: Change comments so that they do not mention
13346 * local_alloc.c (combine_regs): Removed last parameter.
13347 (no_conflict_p): Removed.
13348 (block_alloc): Removed note, no_conflict_combined_regno and set
13349 local vars. Removed all code to process REG_NO_CONFLICT blocks.
13350 (combine_regs): Removed already_dead and code to look for
13351 REG_NO_CONFLICT notes.
13352 * lower_subreg (remove_retval_note): Removed code to look for
13353 REG_NO_CONFLICT block.
13354 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
13355 (resolve_clobber): Remove code to process libcalls that have
13356 REG_NO_CONFLICT notes.
13357 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
13359 * combine.c (can_combine_p, distribute_notes): Removed
13360 REG_NO_CONFLICT case.
13361 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
13363 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
13364 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
13366 * reg-notes.def (NO_CONFLICT): Removed.
13368 2008-05-14 David S. Miller <davem@davemloft.net>
13370 * config/sparc/sparc.c (sparc_profile_hook): If
13371 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
13372 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
13373 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
13375 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
13377 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
13379 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
13382 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
13383 and op1 expansion before vector concat to have less live pseudos.
13385 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
13387 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
13388 ix86_expand_vector_set if supported.
13390 2008-05-13 Diego Novillo <dnovillo@google.com>
13391 Kenneth Zadeck <zadeck@naturalbridge.com>
13393 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
13395 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
13396 phinodes_print_statistics, init_ssanames, fini_ssanames,
13397 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
13398 release_ssa_name, release_defs, replace_ssa_name_symbol,
13399 ssanames_print_statistics): Move ...
13400 * tree-flow.h: ... here.
13401 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
13402 Use FN instead of cfun.
13403 (make_ssa_name_fn): Rename from make_ssa_name.
13404 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
13405 * tree-flow-inline.h (make_ssa_name): Move from
13406 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
13407 * omp-low.c (expand_omp_parallel):
13408 * tree-flow-inline.h (redirect_edge_var_map_result):
13409 * tree-ssa.c (init_tree_ssa): Add argument FN.
13410 Use it instead of cfun. Update all users.
13412 2008-05-13 Tom Tromey <tromey@redhat.com>
13414 PR preprocessor/22168:
13415 * doc/cpp.texi (Top): Update menu.
13416 (Alternatives to Wrapper #ifndef): New node.
13417 (Other Directives): Document deprecation.
13418 (Obsolete Features): Remove menu.
13419 (Assertions): Merge node into Obsolete Features.
13420 (Obsolete once-only headers): Move earlier; rename to Alternatives
13421 to Wrapper #ifndef.
13422 * doc/cppopts.texi: Update.
13423 * c.opt (Wdeprecated): Enable for C and ObjC.
13424 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
13425 (C++ Dialect Options): Move -Wno-deprecated from here to...
13426 (Warning Options): ... here.
13428 2008-05-13 Richard Guenther <rguenther@suse.de>
13430 PR middle-end/36227
13431 * fold-const.c (fold_sign_changed_comparison): Do not allow
13432 changes in pointer-ness.
13434 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
13437 * config/sh/sh.c (sh_expand_prologue): Don't clear
13438 RTX_FRAME_RELATED_P for push insns.
13440 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
13442 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
13444 2008-05-12 Anatoly Sokolov <aesok@post.ru>
13446 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
13447 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
13448 Use 'machine->is_leaf' instead of 'leaf_func_p'.
13450 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
13452 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
13453 (*vec_concatv4sf_sse): This.
13454 (*sse2_concatv2si): Renamed to ...
13455 (*vec_concatv2si_sse2): This.
13456 (*sse1_concatv2si): Renamed to ...
13457 (*vec_concatv2si_sse): This.
13458 (*vec_concatv2di_rex): Renamed to ...
13459 (*vec_concatv2di_rex64): This.
13460 (*vec_concatv2si_sse4_1): New.
13461 (*vec_concatv2di_rex64_sse4_1): Likewise.
13463 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
13465 PR rtl-optimization/36111
13466 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
13467 that was created for swappable operands.
13469 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
13472 * Makefile.in: Substitute GNATMAKE and GNATBIND.
13473 * configure.ac: Add call to ACX_PROG_GNAT.
13475 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
13477 * optc-gen.awk: Fix comment typo.
13479 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
13481 * pretty-print.c (pp_integer_with_precision): Use
13482 HOST_LONG_LONG_FORMAT.
13484 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
13486 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
13488 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
13490 * config/i386/i386.c (bdesc_ptest): Removed.
13491 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
13492 (bdesc_args): Add __builtin_ia32_ptestz128,
13493 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
13494 (ix86_init_mmx_sse_builtins): Updated.
13495 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
13496 (ix86_expand_builtin): Updated.
13498 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
13500 * tree-cfg.c (valid_fixed_convert_types_p): New function.
13501 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
13503 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
13505 * value-prof.c (interesting_stringop_to_profile): Do not
13506 return early for BUILT_IN_MEMPCPY.
13508 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
13510 * calls.c (expand_call): Don't use callgraph to increase
13511 preferred_stack_boundary.
13513 * cgraph.h (cgraph_rtl_info): Use unsigned on
13514 preferred_incoming_stack_boundary.
13516 * final.c (rest_of_clean_state): Use unsigned on
13517 preferred_stack_boundary.
13519 2008-05-09 Tom Tromey <tromey@redhat.com>
13521 PR preprocessor/22231:
13522 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
13525 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
13527 PR tree-optimization/36129
13528 * tree-ssa-ccp.c: Include value-prof.h.
13529 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
13530 built-in function was folded to a constant.
13531 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
13533 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
13534 Sebastian Pop <sebastian.pop@amd.com>
13536 * tree-scalar-evolution.c: Document instantiate_scev.
13537 (instantiate_parameters_1): Renamed instantiate_scev_1.
13538 Don't use the same loop for instantiation_loop and evolution_loop.
13539 (instantiate_scev): New.
13540 (instantiate_parameters): Moved...
13541 (resolve_mixers): Update call to instantiate_scev_1 to pass the
13542 same loop twice. Maintains the semantics for this function.
13543 * tree-scalar-evolution.h (instantiate_scev): Declare.
13544 (instantiate_parameters): ...here. Now static inline.
13545 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
13546 instead of resolve_mixers.
13548 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
13550 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
13552 2008-05-09 Tomas Bily <tbily@suse.cz>
13554 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
13555 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
13556 * tree-ssa-structalias.c (get_constraint_for): Likewise.
13557 * c-common.c (c_common_truthvalue_conversion): Likewise.
13558 * tree-object-size.c (compute_object_offset): Likewise.
13559 * tree-inline.c (estimate_num_insns_1): Likewise.
13560 * varasm.c (const_hash_1, compare_constant, copy_constant)
13561 (compute_reloc_for_constant, output_addressed_constants)
13562 (initializer_constant_valid_p): Likewise.
13563 * c-omp.c (check_omp_for_incr_expr): Likewise.
13564 * gimplify.c (gimplify_expr): Likewise.
13565 * c-typeck.c (c_finish_return): Likewise.
13566 * tree-vectorizer.c (supportable_widening_operation)
13567 (supportable_narrowing_operation): Likewise.
13568 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
13569 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
13570 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
13571 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
13572 (descr_info_loc): Likewise.
13573 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
13574 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
13575 (fold_unary): Likewise.
13576 * builtins.c (get_pointer_alignment): Likewise.
13577 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
13578 (instantiate_parameters_1): Likewise.
13579 * tree.c (expr_align, stabilize_reference): Likewise.
13580 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
13581 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
13582 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
13583 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
13584 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
13585 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
13587 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
13588 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
13589 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
13590 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
13591 (forward_propagate_comparison)
13592 (tree_ssa_forward_propagate_single_use_vars): Likewise.
13593 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
13594 * emit-rtl.c (component_ref_for_mem_expr)
13595 (set_mem_attributes_minus_bitpos): Likewise.
13596 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
13597 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
13599 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
13600 (build_function_call, pointer_diff, build_compound_expr)
13601 (c_finish_return): Likewise.
13602 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
13603 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
13605 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
13606 * expr.c (is_aligning_offset): Likewise.
13607 * tree-ssa-alias.c (is_escape_site): Likewise.
13608 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
13609 (check_all_va_list_escapes): Likewise.
13610 * tree-ssa-loop-ivopts.c (determine_base_object)
13611 (determine_common_wider_type): Likewise.
13612 * dojump.c (do_jump): Likewise.
13613 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
13614 * tree-gimple.c (is_gimple_cast): Likewise.
13615 * fold-const.c (decode_field_reference, )
13616 (fold_sign_changed_comparison, fold_unary, fold_comparison)
13617 (fold_binary): Likewise.
13618 * tree-ssa-alias-warnings.c (find_alias_site_helper)
13619 (already_warned_in_frontend_p): Likewise.
13620 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
13621 * tree.c (really_constant_p, get_unwidened): Likewise.
13622 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
13623 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
13624 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
13626 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
13628 (CONVERT_EXPR_P): Define.
13629 (CASE_CONVERT): Define.
13631 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
13633 PR middle-end/36117
13634 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
13635 (delete_unmarked_insns): When deleting a call, call
13636 delete_unreachable_blocks.
13637 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13638 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
13640 2008-05-08 Richard Guenther <rguenther@suse.de>
13642 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
13643 (-ftree-salias): Likewise.
13644 (salias-max-implicit-fields): Remove param documentation.
13645 (salias-max-array-elements): Likewise.
13646 * tree-pass.h (pass_create_structure_vars): Remove.
13647 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13648 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13649 * tree-ssa-alias.c (create_structure_vars): Remove.
13650 (gate_structure_vars): Likewise.
13651 (pass_create_structure_vars): Likewise.
13652 (gate_build_alias): Likewise.
13653 (pass_build_alias): Adjust to run always and dump the function.
13654 * common.opt (ftree-salias): Hide.
13655 * passes.c (init_optimization_passes): Remove
13656 pass_create_structure_vars, adjust comment.
13657 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
13658 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
13659 * opts.c (decode_options): Do not set flag_tree_salias.
13660 (common_handle_option): Add OPT_ftree_salias to the backward
13661 compatibility section.
13663 2008-05-08 Richard Guenther <rguenther@suse.de>
13665 * tree-flow-inline.h (var_can_have_subvars): Move ...
13666 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
13667 * tree-flow.h (var_can_have_subvars): Remove.
13668 (push_fields_onto_fieldstack): Remove.
13669 (sort_fieldstack): Likewise.
13670 (struct fieldoff): Move ...
13671 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
13672 alias_set and base_for_components fields.
13673 (sort_fieldstack): Make static.
13674 (push_fields_onto_fieldstack): Likewise. Remove code that
13675 handles anything but RECORD_TYPEs. Remove alias_set and
13676 base_for_components handling.
13677 (create_variable_info_for): Adjust.
13679 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
13681 * common.opt (Wframe-larger-than=): Shorten the help message
13683 * doc/invoke.texi (Wframe-larger-than=): Add more description.
13685 2008-05-08 Rafael Espíndola <espindola@google.com>
13687 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
13689 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
13690 trap and that both operands are gimple values.
13691 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
13692 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
13695 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13697 * read-rtl.c (join_c_conditions): Return the first string if the
13698 two strings are equal.
13700 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
13702 * gensupport.h (pred_data): Add a "num_codes" field.
13703 (add_predicate_code): Declare.
13704 * gensupport.c (add_predicate_code): New function.
13705 (std_pred_table): Add an "allows_const_p" field.
13706 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
13707 Remove the (incomplete) list of such codes from the codes field.
13708 (init_predicate_table): Use add_predicate_code. Add all
13709 RTX_CONST_OBJs if allows_const_p is true.
13710 * genrecog.c (process_define_predicate): Use add_predicate_code.
13712 2008-05-08 David Daney <ddaney@avtrex.com>
13713 Richard Sandiford <rsandifo@nildram.co.uk>
13715 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
13716 special case of constant zero operands.
13717 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
13718 old and new values. Special case constant zero values.
13719 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
13721 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
13722 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
13724 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
13727 * simplify-rtx.c (simplify_plus_minus): Create CONST of
13728 similar RTX_CONST_OBJ before CONST_INT.
13730 2008-05-08 Steve Ellcey <sje@cup.hp.com>
13732 * stmt.c (expand_stack_restore): Change sa mode if needed.
13734 2008-05-08 Richard Guenther <rguenther@suse.de>
13736 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
13737 return type to bool.
13738 (ix86_sol10_return_in_memory): Likewise.
13739 (ix86_i386elf_return_in_memory): Likewise.
13740 (ix86_i386interix_return_in_memory): Likewise.
13741 * config/i386/i386.c (ix86_return_in_memory): Likewise.
13742 (ix86_sol10_return_in_memory): Likewise.
13743 (ix86_i386elf_return_in_memory): Likewise.
13744 (ix86_i386interix_return_in_memory): Likewise.
13746 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13749 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
13751 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
13752 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
13755 2008-05-08 Richard Guenther <rguenther@suse.de>
13757 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
13758 * tree-data-ref.h (struct dr_alias): Remove subvars field.
13759 (DR_SUBVARS): Remove.
13760 * tree-dfa.c (dump_subvars_for): Remove.
13761 (debug_subvars_for): Likewise.
13762 (dump_variable): Do not dump subvars.
13763 (remove_referenced_var): Do not remove subvars.
13764 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
13765 (lookup_subvars_for_var): Remove.
13766 (get_subvars_for_var): Likewise.
13767 (get_subvars_at): Likewise.
13768 (get_first_overlapping_subvar): Likewise.
13769 (overlap_subvar): Likewise.
13770 * tree-flow.h (subvar_t): Remove.
13771 (struct var_ann_d): Remove subvars field.
13772 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
13773 argument. Remove special handling of SFTs.
13774 (compute_tag_properties): Likewise.
13775 (set_initial_properties): Likewise.
13776 (compute_call_clobbered): Likewise.
13777 (count_mem_refs): Likewise.
13778 (compute_memory_partitions): Likewise.
13779 (compute_flow_insensitive_aliasing): Likewise.
13780 (setup_pointers_and_addressables): Likewise.
13781 (new_type_alias): Likewise.
13782 (struct used_part): Remove.
13783 (used_portions): Likewise.
13784 (struct used_part_map): Likewise.
13785 (used_part_map_eq): Likewise.
13786 (used_part_map_hash): Likewise.
13787 (free_used_part_map): Likewise.
13788 (up_lookup): Likewise.
13789 (up_insert): Likewise.
13790 (get_or_create_used_part_for): Likewise.
13791 (create_sft): Likewise.
13792 (create_overlap_variables_for): Likewise.
13793 (find_used_portions): Likewise.
13794 (create_structure_vars): Likewise.
13795 * tree.def (STRUCT_FIELD_TAG): Remove.
13796 * tree.h (MTAG_P): Adjust.
13797 (struct tree_memory_tag): Remove base_for_components and
13798 unpartitionable flags.
13799 (struct tree_struct_field_tag): Remove.
13800 (SFT_PARENT_VAR): Likewise.
13801 (SFT_OFFSET): Likewise.
13802 (SFT_SIZE): Likewise.
13803 (SFT_NONADDRESSABLE_P): Likewise.
13804 (SFT_ALIAS_SET): Likewise.
13805 (SFT_UNPARTITIONABLE_P): Likewise.
13806 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
13807 (union tree_node): Remove sft field.
13808 * alias.c (get_alias_set): Remove special handling of SFTs.
13809 * print-tree.c (print_node): Remove handling of SFTs.
13810 * tree-dump.c (dequeue_and_dump): Likewise.
13811 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
13812 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
13813 * tree-predcom.c (set_alias_info): Do not set subvars.
13814 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
13815 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
13816 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
13817 (add_vars_for_offset): Remove.
13818 (add_virtual_operand): Remove special handling of SFTs.
13819 (add_call_clobber_ops): Likewise.
13820 (add_call_read_ops): Likewise.
13821 (get_asm_expr_operands): Likewise.
13822 (get_modify_stmt_operands): Likewise.
13823 (get_expr_operands): Likewise.
13824 (add_to_addressable_set): Likewise.
13825 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
13826 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
13827 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
13828 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
13829 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
13830 (tree_node_structure): Likewise.
13831 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
13833 (find_what_p_points_to): Likewise.
13835 2008-05-08 Sa Liu <saliu@de.ibm.com>
13837 * config/spu/spu.md: Fixed subti3 pattern.
13839 2008-05-08 Richard Guenther <rguenther@suse.de>
13841 PR middle-end/36154
13842 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
13843 sure to create a representative for trailing arrays for PTA.
13845 2008-05-08 Richard Guenther <rguenther@suse.de>
13847 PR middle-end/36172
13848 * fold-const.c (operand_equal_p): Two objects which types
13849 differ in pointerness are not equal.
13851 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
13853 * calls.c (compute_argument_block_size): Add argument tree fndecl.
13854 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
13855 (emit_library_call_value_1): Add new variable fndecl initialized by
13856 NULL_TREE. It should be the decl type of orgfun, but this information
13857 seems not to be available here, so it uses the default calling abi.
13858 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
13859 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
13860 by TARGET_RETURN_IN_MEMORY.
13861 * config/i386/i386-interix.h: Likewise.
13862 * config/i386/i386.h: Likewise.
13863 * config/i386/i386elf.h: Likewise.
13864 * config/i386/ptx4-i.h: Likewise.
13865 * config/i386/sol2-10.h: Likewise.
13866 * config/i386/sysv4.h: Likewise.
13867 * config/i386/vx-common.h: Likewise.
13868 * config/cris/cris.h: Removed #if 0 clause.
13869 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
13870 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
13872 (ix86_sol10_return_in_memory): Likewise.
13873 (ix86_i386elf_return_in_memory): New.
13874 (ix86_i386interix_return_in_memory): New.
13875 * config/mt/mt-protos.h (mt_return_in_memory): New.
13876 * config/mt/mt.c: Likewise.
13877 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13878 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
13879 * config/bfin/bfin.h: Likewise.
13880 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
13882 * config/bfin/bfin.c: Likewise.
13883 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
13884 * config/alpha/unicosmk.h: Likewise.
13885 * config/i386/cygming.h: Likewise.
13886 * config/iq2000/iq2000.h: Likewise.
13887 * config/mips/mips.h: Likewise.
13888 * config/mn10300/mn10300.h: Likewise.
13889 * config/rs6000/rs6000.h: Likewise.
13890 * config/score/score.h: Likewise.
13891 * config/spu/spu.h: Likewise.
13892 * config/v850/v850.h: Likewise.
13893 * defaults.h: Likewise.
13894 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
13895 * expr.c (emit_block_move): Adjust use of
13896 OUTGOING_REG_PARM_STACK_SPACE.
13897 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
13898 OUTGOING_REG_PARM_STACK_SPACE.
13899 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
13901 2008-05-08 Jakub Jelinek <jakub@redhat.com>
13903 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
13904 on OMP_RETURN for OMP_FOR.
13907 * dwarf2out.c (dw_expand_expr, common_check): Removed.
13908 (fortran_common): New function.
13909 (gen_variable_die): Call fortran_common instead of common_check,
13910 adjust for it returning tree instead of rtx. Formatting.
13912 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
13916 * see.c (see_copy_insn): Copy new pure const attributes for new call.
13917 * c-decl.c (merge_decls): Ditto.
13918 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
13919 to RTL_CONST_OR_PURE_CALL_P.
13920 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
13921 Initialized DECL_LOOPING_CONST_PURE.
13922 (process_call_operands): Set tree_side_effects properly.
13923 * tree.h (TREE_READONLY_DECL_P): Removed.
13924 (DECL_IS_PURE): Renamed to DECL_PURE_P.
13925 (DECL_LOOPING_OR_CONST_P): New macro.
13926 (struct tree_function_decl): Added looping_const_or_pure_p.
13927 (ECF_*) Renumbered.
13928 (ECF_LOOPING_OR_CONST_P): New macro.
13929 * rtlanal.c (pure_const_p): Removed.
13930 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
13931 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
13932 to RTL_CONST_CALL_P.
13933 * ipa-pure-const.c (pure_const_state_e): Added looping field.
13934 (check_decl, check_tree, check_call, scan_function): Initialize
13936 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
13937 (static_execute): Set looping true for recursive functions.
13938 Undo setting state to IPA_NEITHER for recursive functions.
13939 * cse.c (cse_insn):
13940 * ifcvt.c (noce_can_store_speculate_p): Changed
13941 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
13942 RTL_CONST_OR_PURE_CALL_P.
13943 * dse.c (scan_insn): Ditto.
13944 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
13945 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
13946 RTL_CONST_OR_PURE_CALL_P.
13947 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
13948 pure_call_p to RTL_CONST_CALL_P.
13949 * gimplify.c (gimplify_call_expr): Clear side effects for
13950 non-looping pure and constant calls.
13951 * calls.c (emit_call_1): Set rtl flags from ecf flags.
13952 (flags_from_decl_or_type): Set ecf flags from decl flags.
13953 (initialize_argument_information): Turn off
13954 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
13955 Change const to pure if callee_copies is true rather than just
13957 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
13958 way of marking pure calls.
13959 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
13960 Remove hack that was supposed to fix pr7335 and remove old
13961 way of marking pure calls.
13962 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
13963 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
13964 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
13965 RTL_CONST_OR_PURE_CALL_P.
13966 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
13967 * loop-invariant.c (find_exits, find_invariant_bb): Changed
13968 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
13969 * sched-deps.c (schedule_analyze): Ditto.
13970 * rtl.h (struct rtx_def): Use call field, unchanging field, and
13971 return_val field of calls to represent pure and const function info.
13972 (CONST_OR_PURE_CALL_P): Deleted macro.
13973 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
13974 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
13975 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
13977 * tree-optimize.c (execute_fixup_cfg): Added test for
13978 ECF_LOOPING_CONST_OR_PURE.
13979 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
13981 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
13982 effects for looping pure or const calls.
13983 (verify_gimple_expr): Added verification code.
13984 * config/alpha/alpha.c (alpha_legitimize_address,
13985 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
13987 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
13988 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
13989 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
13990 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
13991 RTL_CONST_OR_PURE_CALL_P.
13992 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
13993 and const calls to be deleted.
13995 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
13998 * config/i386/mmx.md (mmx_subv2sf3): New expander.
13999 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
14000 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
14001 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14002 to handle nonimmediate operands.
14003 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
14004 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
14005 to handle nonimmediate operands.
14006 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
14007 (mmx_pmulhrwv4hi3): New expander. Use
14008 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14009 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
14010 (sse2_umulv1siv1di3): New expander. Use
14011 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14012 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
14013 (mmx_eq<mode>3): New expander. Use
14014 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14015 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
14016 (mmx_uavgv8qi3): New expander. Use
14017 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14018 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
14019 (mmx_uavgv4hi3): New expander. Use
14020 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14022 * config/i386/sse.md
14023 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
14024 to handle nonimmediate operands.
14025 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
14026 to handle nonimmediate operands.
14027 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
14028 to handle nonimmediate operands.
14029 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
14030 to handle nonimmediate operands.
14031 (sse2_unpckhpd_exp): New expander. Use
14032 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14033 (sse2_unpcklpd_exp): New expander. Use
14034 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14035 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
14036 to handle nonimmediate operands.
14037 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
14038 to handle nonimmediate operands.
14039 (*sse2_<plusminus_insn><mode>3): Rename from
14040 sse2_<plusminus_insn><mode>3 insn pattern.
14041 (sse2_<plusminus_insn><mode>3): New expander. Use
14042 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14043 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
14044 (sse2_umulv2siv2di3): New expander. Use
14045 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14046 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
14047 (sse4_1_mulv2siv2di3): New expander. Use
14048 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14049 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
14050 (sse2_pmaddwd): New expander. Use
14051 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14052 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
14053 (sse2_eq<mode>3): New expander. Use
14054 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14055 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
14056 (sse4_1_eqv2di3): New expander. Use
14057 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14058 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14059 (sse2_uavgv16qi3): New expander. Use
14060 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14061 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
14062 (sse2_uavgv16qi3): New expander. Use
14063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14064 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
14065 (sse2_uavgv8hi3): New expander. Use
14066 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14067 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
14068 (ssse3_pmulhrswv8hi3): New expander. Use
14069 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14070 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
14071 (ssse3_pmulhrswv4hi3): New expander. Use
14072 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14074 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
14075 (<sse>_vmmul<mode>3): Ditto.
14076 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
14078 (ssse3_pmaddubsw128): Use register_operand for operand 1.
14079 (ssse3_pmaddubsw): Ditto.
14081 * config/i386/i386.c (struct_builtin_description)
14082 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
14083 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
14084 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
14085 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
14086 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
14087 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
14088 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
14089 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
14090 (ix86_fixup_binary_operands): Assert that src1
14091 and src2 must have the same mode when swapped.
14092 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
14093 and ix86_binary_operator_ok. Do not force operands in registers
14096 2008-05-07 Jan Hubicka <jh@suse.cz>
14098 * cgraph.c (dump_cgraph_node): Update.
14099 * cgraph.h (cgraph_local_info): Break out inline summary.
14100 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
14102 * ipa-inline (inline_summary): New accestor function.
14103 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
14104 cgraph_decide_inlining, compute_inline_parameters): Update.
14105 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
14107 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
14109 Cleanup ColdFire scheduling support and add V4 pipeline model.
14111 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
14112 (define_attr cpu): Add cfv4 value.
14113 (define_attr type, define_attr type1): Merge into a single 'type'
14114 attribute. Update all uses.
14115 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
14116 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
14118 (define_attr opx_mem, define_attr opy_mem): Remove.
14119 (define_attr op_mem): Clean up, update comment.
14120 (define_attr size): Use specific values instead of general int.
14121 (define_attr guess, define_attr split): Remove. Update all uses.
14122 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
14123 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
14124 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
14125 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
14126 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
14127 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
14128 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
14129 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
14130 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
14131 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
14132 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
14133 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
14134 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
14135 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
14136 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
14137 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
14138 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
14139 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
14140 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
14141 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
14142 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
14143 Update or set attributes.
14144 (stack_tie): New fake instruction.
14146 * config/m68k/m68k.h (TUNE_CFV4): New macro.
14147 (m68k_sched_attr_size): Update declaration.
14148 (m68k_sched_attr_type2): Remove.
14149 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
14150 Declare new bypass predicates.
14152 * config/m68k/m68k.c (m68k_sched_issue_rate,
14153 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
14155 (TARGET_SCHED_ISSUE_RATE,
14156 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
14157 (override_options): Handle scheduling for ColdFire V4 core.
14158 (m68k_expand_prologue): Emit stack_tie.
14159 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
14160 'OP_TYPE_FPN'. Update all uses.
14161 (sched_guess_p): Remove.
14162 (sched_address_type): Handle symbolic addresses.
14163 (sched_get_operand): New static function.
14164 (sched_operand_type): Merge into sched_attr_op_type.
14165 (sched_attr_op_type): Handle FP registers, handle quick constants,
14167 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
14168 (m68k_sched_attr_size): Update. Move logic to ...
14169 (sched_get_attr_size_int): New static function.
14170 (sched_get_opxy_mem_type): New static function.
14171 (m68k_sched_attr_op_mem): Update.
14172 (m68k_sched_attr_type2): Remove.
14173 (sched_cfv4_bypass_data): New static variable.
14174 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
14175 (m68k_sched_issue_rate): Implement scheduler hook.
14176 (struct _sched_ib: enabled_p): New field.
14177 (m68k_sched_variable_issue): Update. Handle V4.
14178 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
14179 sched_dump_class_func_t, sched_dump_split_class,
14180 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
14181 sched_dump_dfa_class, m68k_sched_dump): Remove.
14182 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
14184 (m68k_sched_init_global): Remove statisctics dumping, introduce
14185 sanity check that all instructions have pipeline reservations. Handle
14187 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
14188 Handle ColdFire V4 core.
14189 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
14190 New static functions.
14191 (m68k_sched_address_bypass_p): New bypass predicate.
14192 (sched_get_indexed_address_scale): New static function.
14193 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
14195 * cf.md: Update comments.
14196 (define_attr type2): Remove. Use 'type' attribute instead.
14198 (cf_ib): Rename to cfv123_ib. Update all uses.
14199 (cf_oep): Rename to cfv123_oep. Update all uses.
14200 (cf_chr): Rename to cfv123_chr. Update all uses.
14201 (cf_mem): Rename to cfv123_mem. Update all uses.
14202 (cf_mac): Move to more appropriate place.
14203 (cfv123_guess): New automaton and cpu_unit.
14204 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
14205 Update uses of 'size' attribute. Handle before reload scheduling.
14206 (cfv123_guess): New dummy reservation for unhandled instructions.
14207 (cfv4_*): Pipeline description of ColdFire V4 core.
14208 (ignore): New reservation to handle 'ignore' type.
14210 2008-05-07 Ian Lance Taylor <iant@google.com>
14212 PR middle-end/36013
14213 * gimplify.c (find_single_pointer_decl_1): Don't look through
14215 (find_single_pointer_decl): Adjust comments.
14217 2008-05-07 Jakub Jelinek <jakub@redhat.com>
14219 PR middle-end/36137
14220 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
14221 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
14223 PR middle-end/36106
14224 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
14225 integral type rather than floating point, then VIEW_CONVERT_EXPR
14226 to the floating point type.
14228 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
14230 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
14231 TFmode op0 to register.
14233 2008-05-07 Alan Modra <amodra@bigpond.net.au>
14235 * c-decl.c (grokdeclarator): Comment typo.
14237 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
14239 * tree-flow.h: Remove prototype for computed_goto_p.
14240 * tree-cfg.c (computed_goto_p): Make static.
14242 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
14245 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
14246 (contains_aligned_value_p): This. Handle _Decimal128.
14247 (ix86_function_arg_boundary): Only align _Decimal128 to its
14248 natural boundary and handle it properly.
14250 2008-05-06 Martin Jambor <mjambor@suse.cz>
14252 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
14253 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
14254 (ipcp_method_set_orig_node): Removed.
14255 (ipcp_cval_get_cvalue_type): Removed.
14256 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
14257 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
14258 (ipcp_cval_set_cvalue_type): Removed.
14259 (ipcp_cval_get_cvalue): Removed.
14260 (ipcp_cval_set_cvalue): Removed.
14261 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
14262 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
14263 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
14264 (ipcp_cval_meet): Renamed to ipa_lattice_meet
14265 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
14266 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
14267 (ipcp_get_ith_lattice): Changed parameters.
14268 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
14269 (ipcp_lattice_from_jfunc): Changed parameters.
14270 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
14271 (ipcp_method_cval_print): Added temporary variable info.
14272 (ipcp_redirect): Removed already unused local variable caller.
14273 (ipcp_redirect): New temporary variable orig_callee_info
14274 (ipcp_redirect): Removed newly unused local variable callee.
14275 (ipcp_redirect): Removed (a bit confusing) local variable type.
14276 (ipcp_insert_stage): Added local variable info.
14277 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
14279 (ipcp_formal_create): Removed.
14280 (ipcp_method_cval_set): Removed.
14281 (ipcp_propagate_stage): Renamed lattice variables.
14282 (ipcp_method_cval_set_cvalue_type): Removed.
14283 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
14284 (ipcp_print_all_lattices): Changed printed strings to refer to
14285 lattices rather than cvals.
14286 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
14287 (ipcp_propagate_const): Changed formal parameters.
14288 (build_const_val): Changed formal parameters.
14289 (ipcp_insert_stage): Removed useless variable cvalue
14290 (build_const_val): Changed formal parameters.
14291 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
14292 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
14293 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
14294 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
14295 (ipcp_print_func_profile_counts): Changed string from "method" to
14297 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
14298 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
14299 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
14300 (ipcp_structures_print): Renamed to ipcp_print_all_structures
14301 (ipcp_profile_print): Renamed to ipcp_print_profile_data
14302 (ipcp_lat_is_const): Changed parameters and made inline.
14303 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
14304 (ipcp_redirect): Renamed to ipcp_need_redirect_p
14305 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
14306 the predicate condition directly
14307 (ipcp_propagate_stage): Added local variable args. Removed local
14308 variable callee. (Both are mere code simplifications.)
14309 (ipcp_method_dont_insert_const): Renamed to
14310 ipcp_node_not_modifiable_p.
14311 (ipcp_node_not_modifiable_p): Made inline.
14312 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
14313 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
14314 (ipcp_print_all_lattices): Removed variable cvalue
14315 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
14318 2008-05-06 Olivier Hainque <hainque@adacore.com>
14320 * tree-sra.c (try_instantiate_multiple_fields): Early return
14321 if field has POINTER_TYPE.
14323 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
14325 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
14326 by using 'q' specifier for instruction.
14327 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
14329 2008-05-06 Anatoly Sokolov <aesok@post.ru>
14331 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14332 Change mode of zero_extract from QImode to HImode.
14333 (sign bit tests peepholes): (Ditto.).
14335 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
14337 * config/i386/mmx.md: Remove double backslashes from asm templates.
14338 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
14339 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14340 to handle nonimmediate operands.
14341 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
14342 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
14343 to handle nonimmediate operands.
14344 (*mmx_<code>v2sf3_finite): New insn pattern.
14345 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
14346 (mmx_<code>v2sf3): New expander. Use
14347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14348 (mmx_<plusminus_insn><mode>3): New expander. Use
14349 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14350 (*mmx_<plusminus_insn><mode>3): New insn pattern.
14351 (mmx_add<mode>3): Removed.
14352 (mmx_ssadd<mode>3): Ditto.
14353 (mmx_usadd<mode>3): Ditto.
14354 (mmx_sub<mode>3): Ditto.
14355 (mmx_sssub<mode>3): Ditto.
14356 (mmx_ussub<mode>3): Ditto.
14357 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
14358 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
14359 to handle nonimmediate operands.
14360 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
14362 (mmx_smulv4hi3_highpart): New expander. Use
14363 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14364 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
14366 (mmx_umulv4hi3_highpart): New expander. Use
14367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14368 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
14369 (mmx_<code>v4hi3): New expander. Use
14370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14371 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
14372 (mmx_<code>v8qi3): New expander. Use
14373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14374 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
14375 (mmx_<code><mode>3): New expander. Use
14376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
14378 2008-05-05 Jan Hubicka <jh@suse.cz>
14380 PR tree-optimization/36118
14381 * passes.c (pass_init_dump_file): Fix dump header.
14383 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
14385 PR middle-end/36141
14386 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
14387 VCE for function decls.
14389 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14391 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
14393 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
14395 * config/i386/i386.md (sat_plusminus): New.
14396 (plusminus_insn): Likewise.
14397 (plusminus_mnemonic): Likewise.
14399 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
14400 (*<addsub><mode>3_cc_overflow): Renamed to ...
14401 (*<plusminus_insn><mode>3_cc_overflow): This.
14402 (*<addsub>si3_zext_cc_overflow): Renamed to ...
14403 (*<plusminus_insn>si3_zext_cc_overflow): This.
14405 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
14406 (<plusminus_insn><mode>3): This.
14407 (*<addsub><mode>3): Renamed to ...
14408 (*<plusminus_insn><mode>3): This.
14409 (<sse>_vm<addsub><mode>3): Renamed to ...
14410 (<sse>_vm<plusminus_insn><mode>3): This.
14411 (sse3_h<addsub>v4sf3): Renamed to ...
14412 (sse3_h<plusminus_insn>v4sf3): This.
14413 (sse3_h<addsub>v2df3): Renamed to ...
14414 (sse3_h<plusminus_insn>v2df3): This.
14415 (<plusminus_insn><mode>3): New.
14416 (*<plusminus_insn><mode>3): Likewise.
14417 (sse2_<plusminus_insn><mode>3): Likewise.
14418 (add<mode>): Removed.
14419 (*add<mode>3): Likewise.
14420 (sse2_ssadd<mode>3): Likewise.
14421 (sse2_usadd<mode>3): Likewise.
14422 (sub<mode>3): Likewise.
14423 (*sub<mode>3): Likewise.
14424 (sse2_sssub<mode>3): Likewise.
14425 (sse2_ussub<mode>3): Likewise.
14427 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
14429 * gthr-single.h: Add in required interface elements as per gthr.h.
14430 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
14431 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
14432 Generalize UNUSED macro.
14433 (__gthread_once): Add.
14434 (__gthread_key_create): Add.
14435 (__gthread_key_delete): Add.
14436 (__gthread_getspecific): Add.
14437 (__gthread_setspecific): Add.
14439 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
14441 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
14442 the same size types for the indirect reference on the rhs, then
14445 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
14447 * config/i386/i386.md
14448 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
14449 one insn template instead of template series.
14450 (*xordi_1_rex64): Ditto.
14451 (*xordi_2_rex64): Ditto.
14453 2008-05-05 Ira Rosen <irar@il.ibm.com>
14455 PR tree-optimization/36119
14456 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
14459 2008-06-04 Jan Hubicka <jh@suse.cz>
14461 tree-optimization/36100
14462 * tree-pass.h (pass_O0_always_inline): Declare.
14463 * ipa-inline.c (inline_transform): Remove dead code.
14464 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
14465 pass_O0_always_inline): New.
14466 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
14468 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
14470 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
14471 mnemonic in this_param move for TARGET_64BIT.
14473 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
14475 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
14476 (*strmovsi_rex_1): Ditto.
14477 (*strsetsi_1): Ditto.
14478 (*strsetsi_rex_1): Ditto.
14480 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
14481 adddicc expanders using SWI mode iterator.
14483 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
14486 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
14489 2008-05-04 David S. Miller <davem@davemloft.net>
14491 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
14492 (sparc*-*-linux*): Use linux.h in tm_file.
14493 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
14494 compiler defaulting to 32-bit.
14495 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
14497 * config/sparc/linux.h: Remove definitions now obtained
14498 properly from linux.h
14499 * config/sparc/linux64.h: Likewise.
14500 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
14501 don't want this setting for 32-bit builds in a biarch compiler.
14502 * doc/install.texi: Add sparc-linux to list of targets
14503 supporting --enable-targets=all.
14505 2008-05-03 Andrew Pinski <pinskia@gmail.com>
14507 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
14509 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
14511 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
14512 after V4SI_FTYPE_V8HI.
14513 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
14514 case V4SI_FTYPE_V2DF.
14516 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
14518 * doc/invoke.texi (max-flow-memory-locations): Removed.
14519 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
14521 2008-05-03 Richard Guenther <rguenther@suse.de>
14523 PR middle-end/34973
14524 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
14526 2008-05-02 David S. Miller <davem@davemloft.net>
14528 * config.gcc (need_64bit_hwint): Document libcpp dependency.
14530 2008-05-02 Simon Baldwin <simonb@google.com>
14533 * c-common.h (warn_array_subscript_range): Removed.
14534 * c-common.c (warn_array_subscript_range): Ditto.
14535 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
14536 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
14538 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14540 * config/i386/i386.c (ix86_special_builtin_type): New.
14541 (bdesc_special_args): Likewise.
14542 (ix86_expand_special_args_builtin): Likewise.
14543 (ix86_init_mmx_sse_builtins): Updated.
14544 (ix86_expand_builtin): Updated.
14545 (ix86_expand_store_builtin): Removed.
14546 (ix86_expand_unop_builtin): Likewise.
14548 * config/i386/mm3dnow.h (__v2sf): Moved to ...
14549 * config/i386/mmintrin.h (__v2sf): Here.
14551 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
14553 (_mm_loadl_pi): Likewise.
14554 (_mm_storeh_pi): Replace __v2si with __v2sf.
14555 (_mm_storel_pi): Likewise.
14557 * doc/extend.texi: Correct __builtin_ia32_loadhps,
14558 __builtin_ia32_loadlps, __builtin_ia32_storehps,
14559 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
14560 __builtin_ia32_loadlpd.
14562 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
14564 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
14565 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
14566 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
14567 (ix86_init_mmx_sse_builtins): Updated.
14568 (ix86_expand_args_builtin): Likewise.
14569 (ix86_expand_builtin): Likewise.
14570 (ix86_expand_unop1_builtin): Renamed to ...
14571 (ix86_expand_unop_vec_merge_builtin): This.
14573 2008-05-01 Jan Hubicka <jh@suse.cz>
14576 * ipa-inline.c (inline_generate_summary): Make static.
14577 (inline_transform): Do not call inlining at -O0; make static.
14578 * passes.c (execute_todo): Add sanity check.
14579 (execute_one_ipa_transform_pass): Execute proper flags.
14581 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
14583 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
14584 (DECL_NONADDRESSABLE_P): Likewise.
14585 * alias.c (record_component_aliases): Fix comment.
14587 2008-05-01 Simon Baldwin <simonb@google.com>
14589 * c-common.h (warn_array_subscript_range): New function.
14590 * c-common.c (warn_array_subscript_range): Ditto.
14591 * tree-vrp.c (check_array_ref): Corrected code to agree with
14592 comment, ignoring only arrays of size 0 or size 1.
14593 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
14595 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14597 * config/i386/i386.c (ix86_builtin_type): Replace
14598 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
14599 (bdesc_args): Updated.
14600 (ix86_init_mmx_sse_builtins): Likewise.
14601 (ix86_expand_args_builtin): Likewise.
14603 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
14606 * doc/extend.texi: Correct __builtin_ia32_palignr.
14608 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14611 * config/i386/i386.c (bdesc_crc32): Removed.
14612 (ix86_expand_crc32): Likewise.
14613 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
14614 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
14615 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
14616 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
14617 UINT_FTYPE_UINT_UCHAR.
14618 (bdesc_args): Updated. Add crc32 builtins.
14619 (ix86_init_mmx_sse_builtins): Updated.
14620 (ix86_expand_args_builtin): Updated to support subreg.
14622 * doc/extend.texi: Correct __builtin_ia32_crc32di.
14624 2008-05-01 Jan Hubicka <jh@suse.cz>
14626 * tree-pass.h (opt_pass): Add IPA_PASS.
14627 (varpool_node, cgraph_node): Forward declare.
14628 (ipa_opt_pass): Define.
14629 (pass_ipa_inline): Turn into ipa_opt_pass.
14630 (pass_apply_inline): Remove.
14631 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
14632 (apply_inline): Turn into ....
14633 (inline_transform): ... this one.
14634 (inline_generate_summary): New function.
14635 (pass_apply_inline): Remove.
14636 * function.h (ipa_opt_pass): Forward declare structure; typedef;
14638 (struct function): Add ipa_transforms_to_apply.
14639 * passes.c (register_one_dump_file): Work on IPA_PASS.
14640 (init_optimization_passes): Remove pass_inline_parameters and
14642 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
14643 (execute_one_pass) ... here; apply transforms when possible.
14644 (add_ipa_transform_pass, execute_ipa_summary_asses,
14645 execute_one_ipa_transform_pass): New.
14646 (execute_ipa_pass_list): Update for IPA_PASS type.
14648 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14650 * config/i386/i386.c (ix86_builtin_type): Add
14651 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
14652 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
14653 (bdesc_args): Add SSE4a builtins.
14654 (ix86_init_mmx_sse_builtins): Updated.
14655 (ix86_expand_args_builtin): Likewise.
14656 (ix86_expand_builtin): Likewise.
14658 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
14660 * config/i386/i386.c (ix86_builtin_type): Add
14661 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
14662 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
14663 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
14664 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
14665 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
14666 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
14667 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
14668 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
14669 and DI_FTYPE_DI_DI_INT.
14670 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
14671 (ix86_init_mmx_sse_builtins): Updated.
14672 (ix86_expand_args_builtin): Likewise.
14673 (ix86_expand_builtin): Likewise.
14674 (ix86_expand_binop_imm_builtin): Removed.
14676 * doc/extend.texi: Correct __builtin_ia32_palignr128.
14678 2008-04-30 Richard Guenther <rguenther@suse.de>
14680 PR tree-optimization/32921
14681 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
14683 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
14685 * config/arm/arm.c (arm_unwind_emit): Use
14686 crtl->all_throwers_are_sibcalls instead of
14687 cfun->all_throwers_are_sibcalls.
14688 (arm_output_fn_unwind): Likewise.
14689 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
14690 instead of cfun->uses_pic_offset_table.
14691 (frv_expand_prologue): Likewise.
14692 (frv_frame_pointer_required): Likewise.
14693 (frv_expand_fdpic_call): Likewise.
14694 (frv_emit_movsi): Likewise.
14695 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
14696 cfun->returns_pcc_struct instead of
14697 current_function_returns_pcc_struct.
14698 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
14699 instead of cfun->calls_eh_return.
14700 (m32c_pushm_popm): Likewise.
14701 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
14702 "extern" declaration.
14704 2008-04-30 Richard Guenther <rguenther@suse.de>
14706 PR tree-optimization/21636
14707 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
14709 (evaluate_stmt): Print the likely value.
14710 (ccp_visit_stmt): Avoid excessive vertical spacing.
14712 2008-04-30 Rafael Espíndola <espindola@google.com>
14714 * builtins.c (fold_call_expr): Return realret.
14715 * tree-ssa-threadedge.c
14716 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
14717 __builtin_object_size.
14719 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
14721 * gcc.c (wrapper_string): New variable.
14722 (insert_wrapper): New function.
14723 (execute): New option -wrapper.
14724 * doc/invoke.texi (Overall Options): New driver option -wrapper.
14726 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
14728 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
14729 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
14730 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
14732 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
14733 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
14734 config/rs6000/e500crtres64gprctr.asm,
14735 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
14736 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
14737 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
14738 config/rs6000/e500crtsav64gprctr.asm,
14739 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
14740 config/rs6000/e500crtsavg64gprctr.asm: New files.
14741 * config/rs6000/t-ppccomm: Add build rules for new files.
14742 (LIB2FUNCS_STATIC_EXTRA): Add new files.
14743 * config/rs6000/t-netbsd: Add build rules for new files.
14744 (LIB2FUNCS_STATIC_EXTRA): New variable.
14745 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
14746 (CRTSAVRES_DEFAULT_SPEC): Likewise.
14747 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
14749 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
14751 * config/i386/i386.c (ix86_builtin_type): Add
14752 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
14753 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
14754 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
14755 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
14756 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
14757 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
14758 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
14759 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
14760 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
14761 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
14762 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
14763 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
14764 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
14765 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
14766 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
14767 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
14768 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
14769 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
14770 V1DI_FTYPE_V2SI_V2SI.
14771 (bdesc_2arg): Moved to ...
14772 (bdesc_args): Here.
14773 (ix86_init_mmx_sse_builtins): Updated.
14774 (ix86_expand_args_builtin): Updated. Take a pointer
14775 to const struct builtin_description. Handle comparison
14777 (ix86_expand_sse_compare): Take a new argument for swapping operands.
14778 (ix86_expand_builtin): Updated.
14780 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
14781 (ssse3_pmaddubsw128): This.
14782 (ssse3_pmaddubswv4hi3): Renamed to ...
14783 (ssse3_pmaddubsw): This.
14785 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
14786 (__builtin_ia32_packssdw128): Likewise.
14787 (__builtin_ia32_packuswb128): Likewise.
14788 (__builtin_ia32_pmaddubsw): Likewise.
14789 (__builtin_ia32_pmaddubsw128): Likewise.
14791 2008-04-30 Richard Guenther <rguenther@suse.de>
14793 PR tree-optimization/14847
14794 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
14795 (recognize_bits_test): Use it.
14796 (recognize_single_bit_test): Likewise.
14798 2008-04-30 Martin Jambor <mjambor@suse.cz>
14800 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
14801 instead of setting number of formal parameters to zero.
14802 (ipcp_init_stage): Do not set the number of actual parameters to zero
14804 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
14805 which are called with variable number of arguments.
14806 (ipcp_insert_stage): Explicitely skipping all nodes which are
14807 called with variable number of arguments.
14808 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
14809 number of parameters.
14811 * ipa-prop.h (struct ipa_node_params): Added flag
14812 called_with_var_arguments
14813 (ipa_set_param_count): Added. Changed sole setter to use it.
14814 (ipa_get_param_count): Added. All readers of param_count
14815 converted to use it instead.
14816 (ipa_set_called_with_variable_arg): Added.
14817 (ipa_is_called_with_var_arguments): Added.
14818 (ipa_get_ith_param): Added. All readers of param_decls converted
14820 (ipa_set_cs_argument_count): Added, sole writer to argument_count
14822 (ipa_get_cs_argument_count): Added, all readers of argument_count
14824 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
14827 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
14828 (struct ipcp_lattice): Renamed cval_type to type
14829 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
14831 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
14832 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
14833 (ipcp_insert_stage): Changed the type of variable cvalue to tree
14834 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
14835 (build_const_val): Changed the type of parameter cvalue to tree
14836 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
14837 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
14839 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
14842 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
14843 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
14844 (ipa_add_method): Renamed to ipa_push_func_to_list
14845 (ipa_remove_method): Renamed to ipa_pop_func_from_list
14846 (ipa_callsite_param_count): Removed.
14847 (ipa_callsite_param_count_set): Removed.
14848 (ipa_callsite_param): Removed.
14849 (ipa_callsite_callee): Removed.
14850 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
14851 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
14852 (ipa_method_formal_count): Removed.
14853 (ipa_method_formal_count_set): Removed.
14854 (ipa_method_get_tree): Removed.
14855 (ipa_method_tree_map_create): Removed.
14856 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
14857 (ipa_create_param_decls_array): Creates the array itself
14858 (ipa_create_param_decls_array): Temporary variable info instead of
14859 a few dereferences.
14860 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
14861 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
14862 (get_type): Removed.
14863 (ipa_jf_get_info_type): Removed.
14864 (ipa_node_create): Renamed to ipa_create_node_params
14865 (ipa_free): Renamed to ipa_free_all_node_params
14866 (ipa_nodes_create): Renamed to ipa_create_all_node_params
14867 (ipa_edges_create): Renamed to ipa_create_all_edge_args
14868 (ipa_edges_free): Renamed to ipa_free_all_edge_args
14869 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
14870 (ipa_free_all_node_params): Deallocation to jump_functions moved to
14871 ipa_free_all_edge_args
14872 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
14873 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
14874 (ipa_create_methodlist_node): Removed.
14875 (ipa_methodlist_method): Removed.
14876 (ipa_methodlist_method_set): Removed.
14877 (ipa_methodlist_next_method): Removed.
14878 (ipa_methodlist_next_method_set): Removed.
14879 (ipa_method_is_modified): Removed.
14880 (ipa_method_modify_create): Removed.
14881 (ipa_method_modify_init): Temporary variable info instead of a few
14883 (ipa_detect_param_modifications): Temporary variable info instead of
14884 a few dereferences.
14885 (ipa_compute_jump_functions): Temporary variable info instead of
14886 a few dereferences.
14887 (ipa_method_modify_set): Removed.
14888 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
14889 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
14890 than craph_node as the first parameter.
14891 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
14892 (ipa_method_modify_init): Removed.
14893 (ipa_compute_jump_functions): Added a temp variable instead of
14894 repeatadly dereferencing the cgraph_edge.aux pointer
14895 (ipa_callsite_param_set_type): Removed.
14896 (ipa_compute_jump_functions): i renamed to index and moved to
14898 (ipa_callsite_param_set_info_type_formal): Removed.
14899 (ipa_callsite_param_set_info_type): Removed.
14900 (ipa_callsite_param_map_create): Removed.
14901 (ipa_callsite_tree): Removed.
14902 (ipa_callsite_caller): Removed.
14903 (ipa_pop_func_from_list): return_method removed to return_func
14905 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
14906 prefixed all values with IPA_. Changed all users.
14907 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
14908 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
14909 and FORMAL_IPATYPE IPA_PASS_THROUGH.
14910 (union parameter_info): Renamed to jump_func_value.
14911 (union jump_func_value): Renamed value to constant
14912 (struct ipa_jump_func): Renamed info_type to value
14913 (struct ipa_node): Renamed to ipa_node_params
14914 (struct ipa_node_params): Renamed ipa_arg_num to param_count
14915 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
14916 (struct ipa_node_params): Renamed ipa_mod to modified_flags
14917 (struct ipa_edge): Renamed to ipa_edge_args
14918 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
14919 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
14920 (struct ipa_methodlist): Renamed to ipa_func_list
14921 (struct ipa_func_list): method_p renamed to node, next_method
14923 (ipa_methodlist_p): Removed, switched all users to struct pointer
14924 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
14926 2008-04-30 Alan Modra <amodra@bigpond.net.au>
14928 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
14929 (rs6000_emit_epilogue): Use backchain to restore only when we
14930 have a large frame. Make use of frame pointer to restore if we
14931 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
14933 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
14935 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
14936 Add mode to zero_extract.
14937 (sign bit tests peepholes): (Ditto.).
14939 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
14941 * config/i386/i386.c (ix86_builtins): Replace Prescott New
14942 Instructions in comments with SSE3.
14943 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
14944 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
14945 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
14946 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
14947 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
14948 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
14949 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
14950 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
14951 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
14952 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
14953 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
14954 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
14955 (bdesc_sse_args): Renamed to ...
14956 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
14957 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
14958 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
14959 IX86_BUILTIN_FABSQ.
14960 (bdesc_1arg): Moved to ...
14961 (bdesc_args): Here.
14962 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
14963 Instructions in comments with SSE3.
14964 (ix86_expand_sse_operands_builtin): Renamed to ...
14965 (ix86_expand_args_builtin): This. Updated.
14966 (ix86_expand_unop1_builtin): Update comments.
14967 (ix86_expand_builtin): Updated.
14969 2008-04-29 Richard Guenther <rguenther@suse.de>
14971 PR tree-optimization/36078
14972 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
14973 Update virtual SSA form after cleaning up the CFG.
14975 2008-04-29 Richard Guenther <rguenther@suse.de>
14977 PR middle-end/15255
14978 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
14980 2008-04-29 Richard Guenther <rguenther@suse.de>
14982 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
14983 (compute_may_aliases): Do not call finalize_ref_all_pointers.
14984 (compute_flow_insensitive_aliasing): Do not treat
14985 PTR_IS_REF_ALL pointers special.
14986 (get_smt_for): Likewise.
14987 (may_alias_p): Re-structure.
14988 (is_escape_site): A ref-all pointer conversion is not an escape site.
14989 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
14990 PTR_IS_REF_ALL pointers special.
14991 * tree-ssa-structalias.h (struct alias_info): Remove
14992 ref_all_symbol_mem_tag field.
14993 (PTR_IS_REF_ALL): Remove.
14995 2008-04-29 Richard Guenther <rguenther@suse.de>
14997 PR middle-end/36077
14998 * fold-const.c (extract_muldiv_1): In combining division constants
14999 make sure to never overflow.
15001 2008-04-29 Nick Clifton <nickc@redhat.com>
15003 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
15005 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15008 * optc-gen.awk: Work around HP-UX/IA awk bug.
15010 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
15012 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
15015 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15018 * config/i386/i386.md
15019 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
15020 Change operand 1 predicate to nonimmediate_operand.
15022 2008-04-28 Jakub Jelinek <jakub@redhat.com>
15025 * dwarf2out.c (struct die_struct): Mark as chain_circular through
15027 * gengtype.c (walk_type, write_func_for_structure): Handle
15029 * doc/gty.texi: Document chain_circular.
15031 2008-04-28 Richard Guenther <rguenther@suse.de>
15033 PR tree-optimization/36066
15034 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
15037 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/i386.md
15041 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
15042 Use match_scratch instead of match_operand for operands 3 and 4.
15044 2008-04-27 Richard Guenther <rguenther@suse.de>
15046 PR tree-optimization/18754
15047 PR tree-optimization/34223
15048 * tree-pass.h (pass_complete_unrolli): Declare.
15049 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
15050 loop size before and after unconditionally of UL_NO_GROWTH in effect.
15051 Rewrite loop into loop closed SSA form if it is not already.
15052 (tree_unroll_loops_completely): Re-structure to iterate over
15053 innermost loops with intermediate CFG cleanups.
15054 Unroll outermost loops only if requested or the code does not grow
15056 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
15057 loops are available.
15058 (tree_vectorize): Instead do so here.
15059 (tree_complete_unroll): Also unroll outermost loops.
15060 (tree_complete_unroll_inner): New function.
15061 (gate_tree_complete_unroll_inner): Likewise.
15062 (pass_complete_unrolli): New pass.
15063 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
15064 uses outside of the loop.
15065 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
15066 form if it is available.
15067 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
15068 * passes.c (init_optimization_passes): Schedule complete inner
15069 loop unrolling pass before the first CCP pass after final inlining.
15071 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
15073 * targhooks.h (default_emutls_var_fields,
15074 default_emutls_var_init): Declare.
15075 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
15076 * target.h (struct gcc_target): Add struct emutls member.
15077 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
15078 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
15079 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
15080 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
15081 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
15082 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
15083 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
15084 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
15085 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
15086 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
15087 emit debug information.
15088 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
15089 * varasm.c: Include targhooks.h.
15090 (emutls_object_section, emutls_tmpl_section): New.
15091 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
15092 (EMUTLS_SEPARATOR): New.
15093 (prefix_name): New.
15094 (get_emutls_object_name): New.
15095 (default_emutls_var_fields): New, broken out of ...
15096 (get_emutls_object_type): ... here. Adjust to use target hooks.
15097 (get_emutls_init_templ_addr): Adjust to use target hooks.
15098 (emutls_decl): Adjust to use target hooks.
15099 (emutls_finish): Likewise.
15100 (default_emutls_var_init): New, broken out of ...
15101 (assemble_variable): ... here. Adjust to use target hooks.
15102 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
15103 SECCAT_EMUTLS_TMPL.
15104 * c-common.c (handle_section_attribute): Prevent overriding
15105 sections for emulated tls with special sections.
15106 * config/i386/i386.c (x86_64_elf_select_section): Add
15107 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
15108 (x86_64_elf_unique_section): Likewise.
15109 * config/vxworks.c: Include tree.h.
15110 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
15111 (vxworks_override_options): Set TLS scheme.
15112 * doc/tm.texi (Emulated TLS): New node.
15114 2008-04-26 Simon Baldwin <simonb@google.com>
15117 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
15118 with propagated string constants.
15120 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
15122 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
15123 constraint for operand 2 when operand 0 is memory operand.
15124 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
15125 operand 0 is memory operand.
15126 (fix_trunc<mode>_i387_with_temp): Ditto.
15127 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
15128 operand 2 when operand 1 is memory operand.
15129 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
15130 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
15131 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
15132 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
15133 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
15134 operands 2,3 and 4 when operand 1 is memory operand.
15135 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
15137 (fistdi2_floor_with_temp): Ditto.
15138 (fist<mode>2_floor_with_temp): Ditto.
15139 (fistdi2_ceil_with_temp): Ditto.
15140 (fist<mode>2_ceil_with_temp): Ditto.
15141 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
15143 2008-04-26 David Daney <ddaney@avtrex.com>
15145 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
15147 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
15148 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
15149 UNSPEC_UPDATE_GOT_VERSION): Renumber.
15150 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
15151 (compare_and_swap_12): New insn.
15152 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
15153 * config/mips/mips.c (mips_force_binary): New function.
15154 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
15155 (mips_expand_compare_and_swap_12): New function.
15156 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
15158 2008-04-25 Jan Hubicka <jh@suse.cz>
15161 * cfgexpand.c (pass_expand): Turn into RTL pass.
15162 * passes.c (execute_one_pass): Do pass typechecking after execution.
15163 * tree-pass.h (pass_expand): Turn into RTL pass.
15165 * function.h (struct rtl_data): Move here fields
15166 accesses_prior_frames, calls_eh_return, saves_all_registers,
15167 has_nonlocal_goto, has_asm_statement, is_thunk,
15168 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
15169 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
15170 arg_pointer_save_area_init from struct function; turn into bool.
15171 (struct function): Move
15172 calls_eh_return, saves_all_registers, has_nonlocal_goto,
15173 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
15174 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
15175 tail_call_emit, arg_pointer_save_area_init
15176 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
15177 (current_function_returns_struct, current_function_returns_pcc_struct,
15178 current_function_calls_setjmp, current_function_calls_alloca,
15179 current_function_accesses_prior_frames,
15180 current_function_calls_eh_return, current_function_is_thunk,
15181 current_function_stdarg, current_function_profile,
15182 current_function_limit_stack, current_function_uses_pic_offset_table,
15183 current_function_uses_const_pool, current_function_has_nonlocal_label,
15184 current_function_saves_all_registers,
15185 current_function_has_nonlocal_goto,
15186 current_function_has_asm_statement): Remove accesor macros.
15187 * ra-conflict.c (global_conflicts): Update.
15188 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
15189 (suitable_for_tail_call_opt_p): Update.
15190 * builtins.c (expand_builtin_return_addr): Update.
15191 (expand_builtin_setjmp_setup): Update.
15192 (expand_builtin_nonlocal_goto): Update.
15193 * final.c (final_start_function): Update.
15194 (profile_function): Update.
15195 (leaf_function_p): Update.
15196 (only_leaf_regs_used): Update.
15197 * df-scan.c (df_get_exit_block_use_set): Update.
15198 * dojump.c (clear_pending_stack_adjust): Update.
15199 * tree-stdarg.c (gate_optimize_stdarg): Update.
15200 * gimple-low.c (lower_function_body): Update.
15201 * global.c (compute_regsets): Update.
15202 (global_alloc): Update.
15203 * dwarf2out.c (dwarf2out_begin_prologue): Update.
15204 * expr.c (expand_assignment): Update.
15205 * dse.c (dse_step0): Update.
15206 (dse_step1): Update.
15207 * c-decl.c (store_parm_decls): Update.
15208 * local-alloc.c (combine_regs): Update.
15209 (find_free_reg): Update.
15210 * function.c (assign_parms_augmented_arg_list): Update.
15211 (assign_parm_find_data_types): Update.
15212 (assign_parms): Update.
15213 (allocate_struct_function): Update.
15214 (expand_function_start): Update.
15215 (expand_function_end): Update.
15216 (get_arg_pointer_save_area): Update.
15217 (thread_prologue_and_epilogue_insns): Update.
15218 (rest_of_match_asm_constraints): Update.
15219 * stor-layout.c (variable_size): Update.
15220 * gcse.c (gcse_main): Update.
15221 (bypass_jumps): Update.
15222 * gimplify.c (gimplify_function_tree): Update.
15223 * calls.c (emit_call_1): Update.
15224 (expand_call): Update.
15225 * bt-load.c (compute_defs_uses_and_gen): Update.
15226 * except.c (sjlj_assign_call_site_values): Update.
15227 (sjlj_emit_function_enter): Update.
15228 (can_throw_external): Update.
15229 (set_nothrow_function_flags): Update.
15230 (expand_builtin_unwind_init): Update.
15231 (expand_eh_return): Update.
15232 (convert_to_eh_region_ranges): Update.
15233 (output_function_exception_table): Update.
15234 * emit-rtl.c (gen_tmp_stack_mem): Update.
15235 * cfgexpand.c (expand_used_vars): Update.
15236 (tree_expand_cfg): Update.
15237 * cfgcleanup.c (rest_of_handle_jump): Update.
15238 * explow.c (allocate_dynamic_stack_space): Update.
15239 * varasm.c (assemble_start_function): Update.
15240 (force_const_mem): Update.
15241 (mark_constant_pool): Update.
15242 * tree-optimize.c (tree_rest_of_compilation): Update.
15243 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
15244 * tree-cfg.c (notice_special_calls): Update.
15245 (is_ctrl_altering_stmt): Update.
15246 (tree_can_make_abnormal_goto): Update.
15247 (tree_purge_dead_abnormal_call_edges): Update.
15248 * config/alpha/predicates.md: Update.
15249 * config/alpha/alpha.c (alpha_sa_mask): Update.
15250 (alpha_sa_size): Update.
15251 (alpha_does_function_need_gp): Update.
15252 (alpha_expand_prologue): Update.
15253 (alpha_start_function): Update.
15254 (alpha_output_function_end_prologue): Update.
15255 (alpha_expand_epilogue): Update.
15256 * config/frv/frv.c (frv_stack_info): Update.
15257 (frv_expand_epilogue): Update.
15258 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
15259 (s390_register_info): Update.
15260 (s390_frame_info): Update.
15261 (s390_init_frame_layout): Update.
15262 (s390_can_eliminate): Update.
15263 (save_gprs): Update.
15264 * config/spu/spu.c (spu_split_immediate): Update.
15265 (need_to_save_reg): Update.
15266 (spu_expand_prologue): Update.
15267 (spu_expand_epilogue): Update.
15268 * config/sparc/sparc.md: Update.
15269 * config/sparc/sparc.c (eligible_for_return_delay): Update.
15270 (sparc_tls_got): Update.
15271 (legitimize_pic_address): Update.
15272 (sparc_emit_call_insn): Update.
15273 (sparc_expand_prologue): Update.
15274 (output_return): Update.
15275 (print_operand): Update.
15276 (sparc_function_ok_for_sibcall): Update.
15277 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
15278 * config/m32r/m32r.md: Update.
15279 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
15280 (m32r_compute_frame_size): Update.
15281 (m32r_expand_prologue): Update.
15282 (m32r_expand_epilogue): Update.
15283 (m32r_legitimize_pic_address): Update.
15284 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
15285 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15286 * config/i386/i386.c (ix86_frame_pointer_required): Update.
15287 (gen_push): Update.
15288 (ix86_save_reg): Update.
15289 (ix86_compute_frame_layout): Update.
15290 (ix86_expand_prologue): Update.
15291 (ix86_expand_epilogue): Update.
15292 * config/sh/sh.c (output_stack_adjust): Update.
15293 (calc_live_regs): Update.
15294 (sh5_schedule_saves): Update.
15295 (sh_expand_prologue): Update.
15296 (sh_expand_epilogue): Update.
15297 (sh_setup_incoming_varargs): Update.
15298 (sh_allocate_initial_value): Update.
15299 (sh_get_pr_initial_val): Update.
15300 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
15301 * config/sh/sh.md (label:): Update.
15302 * config/avr/avr.c (out_movhi_mr_r): Update.
15303 * config/crx/crx.h (enum): Update.
15304 * config/xtensa/xtensa.h (along): Update.
15305 * config/stormy16/stormy16.c Update.
15306 (xstormy16_compute_stack_layout): Update.
15307 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
15308 (fr30_expand_prologue): Update.
15309 * config/cris/cris.c (cris_conditional_register_usage): Update.
15310 (cris_reg_saved_in_regsave_area): Update.
15311 (cris_initial_frame_pointer_offset): Update.
15312 (cris_simple_epilogue): Update.
15313 (cris_expand_prologue): Update.
15314 (cris_expand_epilogue): Update.
15315 (cris_expand_pic_call_address): Update.
15316 (cris_asm_output_symbol_ref): Update.
15317 (cris_asm_output_label_ref): Update.
15318 * config/cris/cris.md Update.
15319 * config/iq2000/iq2000.c (compute_frame_size): Update.
15320 (iq2000_expand_epilogue): Update.
15321 * config/mt/mt.h (save_direction): Update.
15322 * config/mn10300/mn10300.c (mn10300_function_value): Update.
15323 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
15324 (ia64_secondary_reload_class): Update.
15325 * config/m68k/m68k.c (m68k_save_reg): Update.
15326 (m68k_expand_prologue): Update.
15327 (m68k_expand_epilogue): Update.
15328 (legitimize_pic_address): Update.
15329 * config/rs6000/rs6000.c (rs6000_got_register): Update.
15330 (first_reg_to_save): Update.
15331 (first_altivec_reg_to_save): Update.
15332 (compute_vrsave_mask): Update.
15333 (compute_save_world_info): Update.
15334 (rs6000_stack_info): Update.
15335 (spe_func_has_64bit_regs_p): Update.
15336 (rs6000_ra_ever_killed): Update.
15337 (rs6000_emit_eh_reg_restore): Update.
15338 (rs6000_emit_allocate_stack): Update.
15339 (rs6000_emit_prologue): Update.
15340 (rs6000_emit_epilogue): Update.
15341 (rs6000_output_function_epilogue): Update.
15342 (output_profile_hook): Update.
15343 (rs6000_elf_declare_function_name): Update.
15344 * config/rs6000/rs6000.h (rs6000_args): Update.
15345 * config/rs6000/rs6000.md: Update.
15346 * config/mcore/mcore.c (mcore_expand_prolog): Update.
15347 * config/arc/arc.c (arc_output_function_epilogue): Update.
15348 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
15349 * config/darwin.c (machopic_function_base_name): Update.
15350 * config/score/score3.c (score3_compute_frame_size): Update.
15353 (score3_epilogue): Update.
15354 * config/score/score7.c (score7_compute_frame_size): Update.
15355 (score7_prologue): Update.
15356 (score7_epilogue): Update.
15357 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
15358 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
15359 * config/arm/arm.c (use_return_insn): Update.
15360 (require_pic_register): Update.
15361 (arm_load_pic_register): Update.
15362 (arm_compute_save_reg0_reg12_mask): Update.
15363 (arm_compute_save_reg_mask): Update.
15364 (thumb1_compute_save_reg_mask): Update.
15365 (output_return_instruction): Update.
15366 (arm_output_function_prologue): Update.
15367 (arm_output_epilogue): Update.
15368 (arm_get_frame_offsets): Update.
15369 (arm_expand_prologue): Update.
15370 (thumb_pushpop): Update.
15371 (thumb_exit): Update.
15372 (thumb1_expand_prologue): Update.
15373 (thumb1_expand_epilogue): Update.
15374 (arm_unwind_emit): Update.
15375 (arm_output_fn_unwind): Update.
15376 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
15377 * config/arm/arm.md: Update.
15378 * config/pa/pa.md: Update.
15379 * config/pa/pa.c (legitimize_pic_address): Update.
15380 (compute_frame_size): Update.
15381 (hppa_expand_prologue): Update.
15382 (hppa_expand_epilogue): Update.
15383 (borx_reg_operand): Update.
15384 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
15385 (HARD_REGNO_RENAME_OK): Update.
15386 * config/mips/mips.c (mips_global_pointer): Update.
15387 (mips_save_reg_p): Update.
15388 (mips_compute_frame_info): Update.
15389 (mips_frame_pointer_required): Update.
15390 (mips_expand_prologue): Update.
15391 (mips_expand_epilogue): Update.
15392 (mips_can_use_return_insn): Update.
15393 (mips_reorg_process_insns): Update.
15394 * config/v850/v850.c (compute_register_save_size): Update.
15395 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
15396 * config/mmix/mmix.c (along): Update.
15397 (mmix_expand_epilogue): Update.
15398 * config/bfin/bfin.c (legitimize_pic_address): Update.
15399 (must_save_p): Update.
15400 (stack_frame_needed_p): Update.
15401 (add_to_reg): Update.
15402 (bfin_expand_prologue): Update.
15403 * stmt.c (expand_asm_operands): Update.
15404 * reload1.c (reload): Update.
15405 (init_elim_table): Update.
15407 2008-04-25 Bob Wilson <bob.wilson@acm.org>
15409 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
15411 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
15413 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
15414 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
15415 (mov<mode>): Removed.
15416 (*movv4sf_internal): Likewise.
15417 (*movv2df_internal): Likewise.
15419 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
15421 * config.gcc (crx-*-elf): Remove deprecation.
15423 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
15425 * config/i386/cygming-crtend.c (register_frame_ctor): Register
15426 __gcc_deregister_frame with atexit.
15427 (deregister_frame_dtor): Remove.
15429 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
15430 Nathan Sidwell <nathan@codesourcery.com>
15432 * config/rs6000/rs6000.opt (mspe): Remove Var property.
15434 * config/rs6000/rs6000.h (rs6000_spe): Declare.
15435 (rs6000_isel): Likewise.
15436 * config/rs6000/rs6000.c (rs6000_spe): New variable.
15437 (rs6000_isel): New variable.
15438 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
15440 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15443 * c-common.c (handle_vector_size_attribute): Call
15444 lang_hooks.types.reconstruct_complex_type instead of
15445 reconstruct_complex_type.
15446 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
15447 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
15448 * langhooks.h (struct lang_hooks_for_types): Add
15449 reconstruct_complex_type hook.
15450 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
15451 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
15453 2008-04-24 Richard Guenther <rguenther@suse.de>
15455 * c-common.h (check_builtin_function_arguments): Declare.
15456 * c-common.c (validate_nargs): New function.
15457 (check_builtin_function_arguments): Likewise.
15458 * c-typeck.c (build_function_call): Call
15459 check_builtin_function_arguments.
15460 * builtins.c (fold_builtin_classify): Remove error reporting code.
15461 (fold_builtin_unordered_cmp): Likewise.
15462 (fold_builtin_1): Likewise.
15463 (fold_builtin_n): Likewise.
15465 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15467 PR tree-optimization/36008
15468 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
15469 the original op1, rather than delta by step.
15471 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
15472 Sebastian Pop <sebastian.pop@amd.com>
15474 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
15475 eliminate_local_variables_stmt, eliminate_local_variables,
15476 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
15477 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
15478 of code delimited by two edges in the CFG.
15479 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
15480 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
15481 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
15482 the case of parallelisation of reductions.
15483 (expr_invariant_in_region_p): New.
15485 * tree-flow.h (gather_blocks_in_sese_region): Declared.
15486 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
15488 2008-04-24 Ira Rosen <irar@il.ibm.com>
15489 Richard Guenther <rguenther@suse.de>
15491 PR tree-optimization/36034
15492 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
15493 incapable of dealing with loads with gaps.
15495 2008-04-24 Rafael Espíndola <espindola@google.com>
15497 * tree-flow.h (vrp_evaluate_conditional): Change signature.
15498 * tree-ssa-propagate.c (fold_predicate_in): Update call to
15499 vrp_evaluate_conditional.
15500 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
15501 (vrp_evaluate_conditional): Split the cond argument.
15502 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
15503 (simplify_stmt_for_jump_threading): Update call to
15504 vrp_evaluate_conditional.
15506 2008-04-24 Ira Rosen <irar@il.ibm.com>
15508 PR tree-optimization/35982
15509 * tree-vect-analyze.c (vect_check_interleaving): Check that the
15510 interleaved data-refs are of the same type.
15512 2008-04-24 Danny Smith <dannysmith@users.net>
15514 * c-format.c (check_format_info_main): Use strncmp rather than a
15515 magic prefix to handle multichar length specs.
15516 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
15517 Don't prefix "I64" and "I32" with '\0'.
15519 2008-04-24 Jakub Jelinek <jakub@redhat.com>
15522 * config/i386/i386.c (init_cumulative_args): Don't pass anything
15523 in registers for -m32 only if stdarg_p (fntype).
15525 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
15527 PR rtl-optimization/36006
15528 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
15529 temp to op0 in order to avoid invalid rtx sharing.
15531 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
15533 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
15534 check TREE_INVARIANT.
15535 * tree-gimple.c (is_gimple_address): New.
15536 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
15537 * tree-gimple.h (is_gimple_address): New.
15538 * tree.h (decl_address_invariant_p): New.
15539 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
15540 (build_string): Likewise.
15541 (decl_address_invariant_p): New, from is_gimple_invariant_address.
15542 (tree_invariant_p_1): Likewise.
15543 (save_expr): Use it.
15544 (tree_invariant_p): New.
15545 (skip_simple_arithmetic): Use it.
15546 (stabilize_reference_1): Use it.
15547 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
15549 (build1_stat): Drop code to compute TREE_INVARIANT.
15550 (build2_stat): Drop code to compute TREE_INVARIANT.
15551 (build3_stat): Drop code to compute TREE_INVARIANT.
15552 (build4_stat): Drop code to compute TREE_INVARIANT.
15553 (build5_stat): Drop code to compute TREE_INVARIANT.
15554 (build7_stat): Drop code to compute TREE_INVARIANT.
15555 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
15556 * tree.h (struct tree_base): Remove invariant_flag.
15557 (TREE_INVARIANT): Remove.
15558 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
15559 (fold_builtin_expect): Check TREE_CONSTANT.
15560 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
15561 * c-tree.h (c_expr_to_decl): Drop third parameter.
15562 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
15563 (build_c_cast): Don't set TREE_INVARIANT.
15564 (pop_init_level): Don't set TREE_INVARIANT.
15565 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
15566 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
15568 (gimplify_init_constructor): Don't set TREE_INVARIANT.
15569 (gimplify_addr_expr): Adjust comment.
15570 * tree-mudflap.c (mf_build_string):
15571 * print-tree.c (print_node): Don't print TREE_INVARIANT.
15572 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
15573 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
15574 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
15575 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
15576 * langhooks.h (struct lang_hooks): Drop third parameter from
15579 2008-04-23 Richard Guenther <rguenther@suse.de>
15581 PR tree-optimization/27799
15582 PR tree-optimization/32921
15583 PR tree-optimization/32624
15584 * tree-ssa-structalias.c (merge_smts_into): Only merge the
15585 SMTs aliases and the tag itself into the solution.
15586 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
15587 merge the points-to solution back into the SMT aliases.
15588 (may_alias_p): Use alias_set_subset_of instead of
15589 aliases_conflict_p. A pointer which points to
15590 memory with alias set zero may access any variable.
15592 2008-04-23 Richard Guenther <rguenther@suse.de>
15594 * alias.c (alias_set_subset_of): Correctly handle asking
15595 if zero is a subset of an alias set with zero child.
15596 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
15597 (compute_flow_insensitive_aliasing): Correctly walk all
15598 pointers. Do not unnecessarily union sets.
15600 2008-04-23 Richard Guenther <rguenther@suse.de>
15602 PR middle-end/36021
15603 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
15605 2008-04-22 Tomas Bily <tbily@suse.cz>
15607 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
15609 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
15611 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15612 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15613 * tree-inline.c (estimate_num_insns_1): Likewise.
15614 * varasm.c (const_hash_1, compare_constant, copy_constant)
15615 (compute_reloc_for_constant, output_addressed_constants): Likewise.
15616 * emit-rtl.c (component_ref_for_mem_expr)
15617 (set_mem_attributes_minus_bitpos): Likewise.
15618 * expr.c (highest_pow2_factor, expand_expr_real_1, )
15619 (is_aligning_offset): Likewise.
15620 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
15621 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15622 * dojump.c (do_jump): Likewise.
15623 * builtins.c (get_pointer_alignment, get_memory_rtx)
15624 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
15625 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
15627 2008-04-23 Jakub Jelinek <jakub@redhat.com>
15629 PR rtl-optimization/36017
15630 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
15631 expanding the library call.
15633 2008-04-22 Ian Lance Taylor <iant@google.com>
15635 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
15636 than size_in_bytes.
15638 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
15640 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
15641 of LR/CTR moves for Power6.
15643 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
15645 PR middle-end/36003
15646 * passes.c (init_optimization_passes): Remove
15647 pass_fast_rtl_byte_dce.
15649 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
15652 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
15653 builtin functions to generate faster code.
15654 (_mm_cvtpu16_ps): Ditto.
15655 (_mm_cvtpi32x2_ps): Ditto.
15657 2008-04-22 Nick Clifton <nickc@redhat.com>
15659 * common.opt (ftree-loop-distribution): Add Optimization
15662 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
15663 (frv_expand_builtin_va_start): Likewise.
15665 * config/arm/arm.c (thumb_find_work_register): Fix location of
15666 argument register count.
15668 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15670 Support scheduling for ColdFire V1 and V3 microarchitecture.
15671 Improve scheduling of multiplication instructions.
15673 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
15674 (mac): New instruction attribute.
15675 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
15676 (m68k_sched_mac): New variable.
15677 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
15678 Handle cfv1 and cfv3.
15679 (max_insn_size): New static variable.
15680 (struct _sched_ib): New type.
15681 (sched_ib): New static variable.
15682 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
15683 to fields of 'struct _sched_ib sched_ib'. Update all uses.
15684 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
15686 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
15687 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
15688 new variables. Update.
15689 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
15690 Add modeling of cfv3 instruction buffer. Update.
15691 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
15692 * config/m68k/m68k.h (TUNE_CFV3): New macro.
15693 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
15694 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
15695 a particular reservation applies to.
15696 (type2): Reorganize attribute values. Rename alu to alu_reg,
15697 alu_l to alu, move_l to omove. Join move to alu. Split mul
15698 to mul_l and mul_w.
15699 (cf_ib_*): Simplify description of instruction buffer.
15700 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
15701 (cf_mem): Split into cf_mem1 and cf_mem2.
15702 (cf_v2_move_??): Rename to cfv12_alu_??.
15703 (cf_v2_move_l_??): Rename to cfv12_omove_??.
15704 (cf_v2_mul_??): Remove reservations.
15705 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
15706 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
15707 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
15709 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
15710 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
15711 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
15712 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
15713 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
15714 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
15715 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
15716 expansions of the above reservations for instructions of sizes
15719 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
15721 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
15723 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
15725 * coverage.c: Include tree-pass.h.
15726 (coverage_counter_alloc): Print da_file_name to the dump file.
15728 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15730 * sbitmap.c (sbitmap_range_empty_p): New function.
15731 * sbitmap.h (sbitmap_range_empty_p): New function.
15732 * bitmap.h: Now includes obstack.h.
15734 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
15735 Kenneth Zadeck <zadeck@naturalbridge.com>
15737 * dbgcnt.def (ra_byte_scan): Added.
15738 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
15739 when the last hit happens for a counter.
15740 * timevar.def (TV_DF_BYTE_LR): New variable.
15741 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
15742 * passes.c (pass_fast_rtl_byte_dce): New pass.
15743 * fwprop.c (update_df): Added mode to call df_ref_create.
15744 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15745 DF_REF_EXTRACT_OFFSET.
15746 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
15747 DF_BYTE_LR_OUT, df_byte_lr): New macro.
15749 (df_ref_extract): Added mode field.
15750 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
15751 DF_REF_EXTRACT_OFFSET.
15752 (DF_REF_EXTRACT_MODE): New macro.
15753 (df_byte_lr_bb_info): New structure.
15754 (df_print_byte_regset, df_compute_accessed_bytes,
15755 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
15756 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
15757 df_byte_lr_simulate_uses,
15758 df_byte_lr_simulate_artificial_refs_at_top,
15759 df_byte_lr_simulate_artificial_refs_at_end,
15760 df_compute_accessed_bytes): New function.
15761 (df_ref_create): Add parameter.
15762 (df_byte_lr_get_bb_info): New inline function.
15763 * df-scan.c (df_ref_record, df_uses_record,
15764 df_ref_create_structure): Added mode parameter.
15765 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
15766 df_defs_record, df_uses_record, df_get_conditional_uses,
15767 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
15768 df_entry_block_defs_collect, df_exit_block_uses_collect):
15769 Added mode parameter to calls to df_ref_record, df_uses_record,
15770 df_ref_create_structure.
15771 (df_ref_equal_p, df_ref_compare): Added test for modes.
15772 (df_ref_create_structure): Added code to set mode. Renamed
15773 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
15774 DF_REF_EXTRACT_OFFSET.
15775 * df-core.c (df_print_byte_regset): New function.
15776 * df-byte-scan.c: New file.
15777 * df-problems.c (df_rd_transfer_function): Removed unnecessary
15778 calls to BITMAP_FREE.
15779 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
15780 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
15781 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
15782 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
15783 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
15784 df_byte_lr_local_compute, df_byte_lr_init,
15785 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
15786 df_byte_lr_transfer_function, df_byte_lr_free,
15787 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
15788 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
15789 df_byte_lr_simulate_uses,
15790 df_byte_lr_simulate_artificial_refs_at_top,
15791 df_byte_lr_simulate_artificial_refs_at_end): New function.
15792 * dce.c (byte_dce_process_block): New function.
15793 (dce_process_block): au is now passed in rather than computed
15794 locally. Changed loops that look at artificial defs to not look
15795 for conditional or partial ones, because there never are any.
15796 (fast_dce): Now is able to drive byte_dce_process_block or
15797 dce_process_block depending on the kind of dce being done.
15798 (rest_of_handle_fast_dce): Add parameter to fast_dce.
15799 (rest_of_handle_fast_byte_dce): New function.
15800 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
15801 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
15803 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
15806 * gcc.h: Added fortran options that take arguments to
15807 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
15810 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
15812 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
15813 scalarization if on the LHS and not a full access.
15815 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15817 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
15819 2008-04-18 Rafael Espíndola <espindola@google.com>
15821 * tree-vrp.c (find_case_label_index): Fix the binary search.
15822 (find_case_label_range): New.
15823 (vrp_visit_switch_stmt): Use find_case_label_range.
15824 (simplify_switch_using_ranges): Use find_case_label_range.
15826 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
15828 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
15829 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
15831 2008-04-18 Tom Tromey <tromey@redhat.com>
15834 * doc/cpp.texi (Implementation-defined behavior): Mention
15837 2008-04-18 Ian Lance Taylor <iant@google.com>
15839 * fold-const.c (pointer_may_wrap_p): New static function.
15840 (fold_comparison): Add another test for pointer overflow. Use
15841 pointer_may_wrap_p to disable some false positives.
15843 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
15845 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
15846 (fname_as_string): Match updated cpp_interpret_string prototype.
15847 (fix_string_type): Support char16_t* and char32_t*.
15848 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
15849 derivative) nodes. Register as builtin if C++0x.
15850 (c_parse_error): Support CPP_CHAR{16,32}.
15851 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
15852 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
15853 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
15854 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
15855 CTI_CHAR32_ARRAY_TYPE>: New elements.
15856 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
15857 char32_type_node, signed_char32_type_node, char16_array_type_node,
15858 char32_array_type_node): New defines.
15859 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
15860 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
15861 (lex_string): Support CPP_STRING{16,32}, match updated
15862 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
15863 (lex_charconst): Support CPP_CHAR{16,32}.
15864 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
15865 and CPP_STRING{16,32}.
15867 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
15870 * aclocal.m4: Regenerate.
15871 * configure: Regenerate.
15873 2008-04-18 Jan Hubicka <jh@suse.cz>
15875 * except.c (dw2_size_of_call_site_table,
15876 sjlj_size_of_call_site_table): Use vector API for call_site_record.
15878 * cgraphbuild.c (build_cgraph_edges): Update.
15879 * tree-pass.h: Update comment.
15880 * final.c (leaf_function_p): Update.
15881 (leaf_renumber_regs): Update.
15882 (rest_of_clean_state): Update.
15883 * omp-low.c (expand_omp_parallel): Update.
15884 * ipa-reference.c (analyze_function): Update.
15885 * reorg.c (find_end_label): Update.
15886 (optimize_skip): Update.
15887 (fill_simple_delay_slots): Update.
15888 (fill_simple_delay_slots): Update.
15889 (make_return_insns): Update.
15890 (dbr_schedule): Update.
15891 * gimple-low.c (record_vars_into): Update.
15892 * cfgbuild.c (make_edges): Update.
15893 * function.c (assign_stack_local): Update.
15894 (assign_parm_adjust_stack_rtl): Update.
15895 (locate_and_pad_parm): Update.
15896 (allocate_struct_function): Do not initialize stack_alignment_needed
15897 and preferred_stack_boundary here.
15898 (stack_protect_prologue): Update.
15899 (stack_protect_epilogue): Update.
15900 (expand_function_start): Initialize stack_alignment_needed,
15901 preferred_stack_boundary and max_jumptable_ents.
15902 (expand_function_end): Update.
15903 (free_after_compilation): Do not NULLify epilogue_delay_list.
15904 * function.h (struct rtl_data): Add stack_protect_guard,
15905 stack_alignment_needed,
15906 preferred_stack_boundary, epilogue_delay_list.
15907 (struct function): Remove value_histograms, stack_alignment_needed,
15908 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
15910 unexpanded_var_list, stack_protect_guard.
15911 (current_function_epilogue_delay_list): Remove.
15912 * ipa-type-escape.c (analyze_function): Update.
15913 * gimplify.c (pop_gimplify_context): Update comment.
15914 * calls.c (expand_call): Update.
15915 (emit_library_call_value_1): Update.
15916 * except.c (set_nothrow_function_flags): Update.
15917 * cfgexpand.c (get_decl_align_unit): Update.
15918 (create_stack_guard): Update.
15919 (estimated_stack_frame_size): Update.
15920 (expand_used_vars): Update.
15921 (tree_expand_cfg): Free histogram earliers, init expansion variables.
15922 * explow.c (allocate_dynamic_stack_space): Update.
15923 * tree-ssa-live.c (remove_unused_locals): Update.
15924 * varasm.c (mark_constant_pool): Update.
15925 * tree-inline.c (remap_decls): Update.
15926 (initialize_cfun): Update.
15927 (declare_return_variable): Update.
15928 (inline_forbidden_p): Update.
15929 (expand_call_inline): Update.
15930 (declare_inline_vars): Update.
15931 (tree_function_versioning): Update.
15932 * tree-flow.h (value_histograms): New.
15933 (VALUE_HISTOGRAMS): New macro.
15934 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
15936 * tree-cfg.c (set_bb_for_stmt): Update.
15937 (replace_by_duplicate_decl): Update.
15938 (move_block_to_fn): Update.
15939 (new_label_mapper): Update.
15940 (dump_function_to_file): Update.
15941 * ipa-struct-reorg.c (build_data_structure): Update.
15942 * cfgrtl.c (print_rtl_with_bb): Update.
15943 * reload1.c (reload): Update.
15945 * config/i386/i386.c (setup_incoming_varargs_64,
15946 ix86_compute_frame_layout): Update.
15947 * config/arc/arc.c (arc_output_function_epilogue): Update.
15949 2008-04-18 Marius Strobl <marius@FreeBSD.org>
15951 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
15952 for FreeBSD as well.
15953 * gthr-posix95.h: Likewise.
15955 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
15957 PR rtl-optimization/35838
15958 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
15959 out the byte offset of the first subreg.
15961 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
15963 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
15964 to split_ti instead of three separate calls with single member arrays.
15965 (subti3 splitter): Ditto.
15966 (adddi3 splitter): Ditto with split_di.
15967 (subdi3 splitter): Ditto.
15968 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
15969 two separate calls with single member arrays. Swap match_dup
15970 operands 1 and 2 to better fit into the array.
15971 (negdi2 splitter): Ditto with split_di.
15972 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
15973 two separate calls with single member arrays. Swap match_dup operands
15974 6 and 7 to better fit into the array.
15976 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
15978 * config/i386/i386.c (sse_builtin_type): New.
15979 (bdesc_sse_args): Likewise.
15980 (bdesc_sse_3arg): Removed.
15981 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15982 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
15983 IX86_BUILTIN_ROUNDPS.
15984 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
15985 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
15986 IX86_BUILTIN_ROUNDPS.
15987 (ix86_expand_sse_4_operands_builtin): Removed.
15988 (ix86_expand_sse_operands_builtin): New.
15989 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
15990 and CODE_FOR_sse4_1_roundps.
15991 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
15992 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
15994 2008-04-17 Alan Modra <amodra@bigpond.net.au>
15997 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
15998 regs before frame pop when needed. If use_backchain_to_restore_sp
15999 then load backchain into a temp reg to restore vr and vrsave. Add
16000 code to restore vr after frame pop if possible.
16002 2008-04-17 Richard Guenther <rguenther@suse.de>
16004 * tree-vn.c (expressions_equal_p): Do not check type
16005 equality or compatibility before calling operand_equal_p.
16006 * fold-const.c (operand_equal_p): Check equivalence of
16007 integer constants before bailing out due to signedness or
16008 precision differences.
16009 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
16010 spurious differences in type qualification. Ignore types
16011 for COMPONENT_REFs at all.
16013 2008-04-17 Christian Bruel <christian.bruel@st.com>
16015 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
16016 msw_skip comparison.
16018 2008-04-16 Jakub Jelinek <jakub@redhat.com>
16021 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
16024 PR tree-optimization/35899
16025 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
16026 rather than TREE_OPERAND.
16028 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
16031 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
16032 temporary registers. Change operand predicate to general_operand.
16033 (remainderxf3): Ditto.
16035 2008-04-16 Richard Guenther <rguenther@suse.de>
16037 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
16038 * tree-affine.c (aff_combination_expand): Look through some
16041 2008-04-15 Doug Kwan <dougkwan@google.com>
16043 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
16045 * tree-pretty-print.c (dump_generic_node): Ditto.
16046 * final.c (output_addr_const): Ditto.
16047 * dwarf2out.c (output_cfi): Ditto.
16048 * c-pretty-print.c (pp_c_integer_constant): Ditto.
16049 * print-rtl.c (print_rtx): Ditto.
16050 * print-tree.c (print_node_brief, print_node): Ditto.
16051 * c-common.c (match_case_to_enum_1): Ditto.
16052 * sched-vis.c (print_value): Ditto.
16053 * config/i386/i386.c (print_operand): Cast to long unsigned int
16056 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
16057 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
16058 MS Windows VirtualProtect function.
16060 2008-04-15 Jan Hubicka <jh@suse.cz>
16062 * gengtype.c (write_root): Param_is argument is OK.
16063 * expr.c (expand_expr_real_1): Update call of get_exception_*.
16064 * function.h: Include varray.h
16065 (rtl_eh): New stucture based on except.c one.
16066 (call_site_record): New forward declaration and vector type.
16067 * calls.c (emit_call_1): Do not call
16068 note_current_region_may_contain_throw.
16069 * except.c (eh_status): Remove cur_region, try_region since they are
16071 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
16072 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
16073 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
16074 Remove call_site_data_used, call_site_data_size.
16075 Turn call_site_record into vector in function.h.
16076 (note_current_region_may_contain_throw): Remove.
16077 (get_exception_pointer, get_exception_filter): Do not take struct
16078 function argument; update.
16079 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
16080 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
16081 build_post_landing_pads, dw2_build_landing_pads,
16082 sjlj_assign_call_site_values, sjlj_mark_call_sites,
16083 sjlj_emit_function_enter, sjlj_emit_function_enter,
16084 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
16085 sjlj_build_landing_pads, finish_eh_generation,
16086 remove_exception_handler_label, remove_eh_handler,
16087 maybe_remove_eh_handler, add_reachable_handler,
16088 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
16089 add_action_record, collect_one_action_chain, add_call_site,
16090 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
16091 sjlj_output_call_site_table, output_function_exception_table,
16092 * except.h (note_current_region_may_contain_throw): Remove
16093 (get_exception_pointer, get_exception_filter): Do not take struct
16095 * Makefile.in (GTFILES): Put varargs before struct function.
16097 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16099 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
16100 punt for STRING_CST.
16101 (get_constraint_for): Deal with STRING_CST here instead.
16103 2008-04-15 Richard Guenther <rguenther@suse.de>
16105 * tree-ssa-propagate.c (substitute_and_fold): Substitute
16106 statements in a basic-block with a backward walk. Do not
16107 substitute into dead statements but instead remove those.
16109 2008-04-15 Richard Guenther <rguenther@suse.de>
16111 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
16112 to zero, thus disable creation of SFTs.
16114 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
16116 * tree-predcom.c (suitable_reference_p): Return false if the
16117 reference can throw.
16119 2008-04-15 Jakub Jelinek <jakub@redhat.com>
16122 * c-decl.c (finish_decl): If extern or static var has variable
16123 size, set TREE_TYPE (decl) to error_mark_node.
16125 2008-04-15 Rafael Espíndola <espindola@google.com>
16127 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
16130 2008-04-15 Richard Guenther <rguenther@suse.de>
16132 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
16133 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
16134 (visit_reference_op_load): Do walk vuse-vdef chains on
16135 vn_reference_lookup.
16136 (visit_reference_op_store): But do not here.
16137 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
16138 vn_reference_lookup.
16139 (vn_lookup_with_vuses): But do so here.
16141 2008-04-14 Ian Lance Taylor <iant@google.com>
16143 * fold-const.c (fold_overflow_warning): Remove assertion.
16145 2008-04-15 Ben Elliston <bje@au.ibm.com>
16147 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
16148 temp1 local variables.
16150 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
16153 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
16154 ".text.unlikely" section as executable.
16156 2008-04-14 James E. Wilson <wilson@tuliptree.org>
16158 * config/ia64/ia64.c (rtx_needs_barrier): Handle
16159 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
16160 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
16161 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
16162 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
16163 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
16164 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
16166 2008-04-14 Ian Lance Taylor <iant@google.com>
16168 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
16169 * fold-const.c (fold_comparison): If appropriate, test
16170 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
16171 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
16172 reassociating a pointer type.
16173 * doc/invoke.texi (Optimize Options): Document that
16174 -fstrict-overflow applies to pointer wraparound.
16176 2008-04-13 Jan Hubicka <jh@suse.cz>
16178 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
16180 2008-04-12 Andrew Pinski <pinskia@gmail.com>
16182 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
16183 we are going to "save the world".
16185 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
16187 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
16188 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
16189 operand 0 constraint, not "=".
16191 2008-04-11 James E. Wilson <wilson@tuliptree.org>
16193 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
16195 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16197 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
16198 of size of positions_needed * CHAR_BIT.
16200 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
16202 PR middle-end/35897
16203 * dse.c (store_info): Change positions_needed to unsigned
16205 (lowpart_bitmask): New.
16206 (record_store): Cast to unsigned HOST_WIDE_INT for
16207 positions_needed. Assert width <= size of positions_needed *
16208 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
16209 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
16210 lowpart_bitmask to set mask.
16212 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
16214 * config/bfin/constraints.md: New file.
16215 * config/bfin/bfin.md: Include it.
16216 (adddi3): Use satisfies_constraint functions instead of the old macros.
16217 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
16218 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
16219 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
16220 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
16221 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
16222 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
16223 EXTRA_CONSTRAINT): Delete.
16224 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
16225 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
16227 * config/bfin/bfin.c: Include "tm-constrs.h".
16228 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
16229 Use satisfies_constraint functions instead of the old macros.
16230 * doc/md.texi (Blackfin Constraints): Update file name reference.
16232 2008-04-11 Richard Guenther <rguenther@suse.de>
16234 PR tree-optimization/35869
16235 * tree-vrp.c (execute_vrp): Move switch statement update after
16236 jump threading. Schedule another cfg cleanup run.
16238 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
16241 * attribs.c (decl_attributes): Return early on errorneous node.
16243 2008-04-10 Oleg Ryjkov <olegr@google.com>
16245 * tree.h (struct tree_base): Added a new flag default_def_flag.
16246 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
16248 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
16250 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
16252 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16255 * pa.md: Define mode iterator P. Define mode attribute dwc.
16256 (dcacheflush): Update pattern to use iterator P and attribute dwc.
16257 (icacheflush): Likewise.
16258 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
16259 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
16261 2008-04-11 Ben Elliston <bje@au.ibm.com>
16263 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
16265 2008-04-10 Rafael Espíndola <espindola@google.com>
16267 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
16268 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
16269 (extract_range_from_expr): The same.
16271 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16273 * config/mips/mips.md (GPR2): New mode iterator.
16274 (seq): Add comment.
16275 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
16276 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
16277 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
16278 Rewrite these to take two modes, the mode of comparison and the
16279 mode of the destination.
16280 * config/mips/mips.c (mips_expand_scc): Instead of having
16281 paradoxical subreg as destination, expand "narrowing" scc if mode
16282 of comparison is SI and target is requested in DI mode.
16283 (mips_emit_int_order_test): Update comment. Make mode of
16284 comparison match CMP0 rather than TARGET. When creating inverse
16285 target use mode of TARGET.
16287 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
16289 * gcov-dump.c (tag_summary): Only print summaries for the first
16290 GCOV_COUNTERS_SUMMABLE counters.
16292 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
16294 * config/i386/i386.md (absneg): New code iterator.
16295 (absnegprefix): New code attribute.
16296 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
16297 patterns using absneg code iterator.
16298 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
16299 using absneg code iterator.
16300 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
16301 *neg<mode>2 patterns using absneg code iterator.
16302 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16303 *negextendsfdf2 patterns using absneg code iterator.
16304 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
16305 *negextendsfxf2 patterns using absneg code iterator.
16306 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
16307 *negextendsfdf2 patterns using absneg code iterator.
16308 * config/i386/sse.md (<code><mode>2): Macroize expander from
16309 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
16311 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
16313 * config/s390/s390.h: Remove the remains of the recent search
16314 & replace action of current_function_outgoing_args_size.
16316 2008-04-10 Ira Rosen <irar@il.ibm.com>
16318 PR tree-optimization/35821
16319 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
16320 NEW_STMT_LIST is not NULL.
16322 2008-04-09 David Edelsohn <edelsohn@gnu.org>
16325 * toplev.c (process_options): Remove -ffunction-sections debugging
16328 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
16330 PR middle-end/PR28690
16331 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
16332 than gen_rtx_fmt_ee to perform more canonicalizations.
16334 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16337 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
16339 2008-04-09 Richard Guenther <rguenther@suse.de>
16341 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
16342 (dump_function_to_file): Dump function arguments with types.
16344 2008-04-08 Richard Guenther <rguenther@suse.de>
16346 * fold-const.c (fold_widened_comparison): Do not allow
16347 sign-changes that change the result.
16349 2008-04-08 Janis Johnson <janis187@us.ibm.com>
16352 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
16353 kinds of indirect references.
16355 2008-04-08 David Edelsohn <edelsohn@gnu.org>
16357 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
16358 GNU Fortran language string.
16360 2008-04-08 Rafael Espíndola <espindola@google.com>
16362 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
16363 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
16364 * tree.h (tree_call_nonnegative_warnv_p): New.
16366 2008-04-08 Jan Hubicka <jh@suse.cz>
16368 * function.c (free_after_compilation): Clear out regno_reg_rtx
16371 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
16374 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16376 PR middle-end/PR28690
16377 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
16378 same precedence as REG_POINTER and MEM_POINTER operands.
16380 2008-04-08 Richard Guenther <rguenther@suse.de>
16382 PR middle-end/35834
16383 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
16384 for adding index to base.
16386 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
16388 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
16389 (MINGW_ENABLE_EXECUTE_STACK): New.
16390 (IN_LIBGCC2): For libgcc include windows.h file for
16391 function declarations.
16393 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
16395 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
16396 and tem2 if tem1 is not a REG or MULT.
16398 2008-04-08 Jan Hubicka <jh@suse.cz>
16400 * function.h (incomming_args): Break out of struct function.
16401 (function_subsections): Break out of struct function.
16402 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
16403 return_rtx and hard_reg_initial_vals from struct function.
16404 Kill inl_max_label_num.
16405 (current_function_pops_args, current_function_args_info,
16406 current_function_args_size, current_function_args_size,
16407 current_function_pretend_args_size,
16408 current_function_outgoing_args_size,
16409 current_function_internal_arg_pointer, current_function_return_rtx):
16410 Kill compatibility accestor macros.
16411 * builtins.c (expand_builtin_apply_args_1): Update.
16412 (expand_builtin_next_arg): Update.
16413 * df-scan.c (df_get_call_refs): Update.
16414 * dbxout.c (dbxout_function_end): Update.
16415 * dwarf2out.c (dwarf2out_switch_text_section): Update.
16416 (output_line_info): Update.
16417 (secname_for_decl): Update.
16418 (dwarf2out_var_location): Update.
16419 * function.c (free_after_compilation): Update.
16420 (assign_parm_find_stack_rtl): Update.
16421 (assign_parms): Update.
16422 (expand_dummy_function_end): Update.
16423 (expand_function_end): Update.
16424 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
16425 (expand_call): Update.
16426 (emit_library_call_value_1): Update.
16427 (store_one_arg): Update.
16428 * varasm.c (initialize_cold_section_name): Update.
16429 (unlikely_text_section): Update.
16430 (unlikely_text_section_p): Update.
16431 (assemble_start_function): Update.
16432 (assemble_end_function): Update.
16433 (default_section_type_flags): Update.
16434 (switch_to_section): Update.
16435 * integrate.c (set_decl_abstract_flags): Update.
16436 (get_hard_reg_initial_val): Update.
16437 (has_hard_reg_initial_val): Update.
16438 (allocate_initial_values): Update.
16439 * resource.c (init_resource_info): Update.
16440 * config/alpha/alpha.c (NUM_ARGS): Update.
16441 (direct_return): Update.
16442 (alpha_va_start): Update.
16443 (alpha_sa_size): Update.
16444 (alpha_initial_elimination_offset): Update.
16445 (alpha_expand_prologue): Update.
16446 (alpha_start_function): Update.
16447 (alpha_expand_epilogue): Update.
16448 (unicosmk_initial_elimination_offset):
16449 * config/alpha/alpha.md (call expander): Update.
16450 * config/s390/s390.c (s390_register_info): Update.
16451 (s390_register_info): Update.
16452 (s390_frame_info): Update.
16453 (s390_initial_elimination_offset): Update.
16454 (s390_build_builtin_va_list): Update.
16455 (s390_va_start): Update.
16456 * config/spu/spu.c (direct_return): Update.
16457 (spu_expand_prologue): Update.
16458 (spu_initial_elimination_offset): Update.
16459 (spu_build_builtin_va_list): Update.
16460 (spu_va_start): Update.
16461 * config/sparc/sparc.c (sparc_init_modes): Update.
16462 (sparc_compute_frame_size): Update.
16463 (function_value): Update.
16464 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
16465 * config/i386/i386.md (return expander): Update.
16466 * config/i386/i386.c (ix86_va_start): Update.
16467 (ix86_can_use_return_insn_p): Update.
16468 (ix86_compute_frame_layout): Update.
16469 (ix86_expand_epilogue): Update.
16470 * config/sh/sh.c (output_stack_adjust): Update.
16471 (calc_live_regs): Update.
16472 (sh_expand_prologue): Update.
16473 (sh_builtin_saveregs): Update.
16474 (sh_va_start): Update.
16475 (initial_elimination_offset): Update.
16476 (sh_allocate_initial_value): Update.
16477 (sh_function_ok_for_sibcall): Update.
16478 (sh_get_pr_initial_val): Update.
16479 * config/sh/sh.md (return expander): Update.
16480 * config/avr/avr.c (frame_pointer_required_p): UPdate.
16481 * config/crx/crx.c (crx_compute_frame): UPdate.
16482 (crx_initial_elimination_offset): UPdate.
16483 * config/xtensa/xtensa.c (compute_frame_size): Update
16484 (xtensa_builtin_saveregs): Update.
16485 (xtensa_va_start): Update.
16486 (order_regs_for_local_alloc): Update.
16487 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
16488 (xstormy16_expand_builtin_va_start): Update.
16489 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
16490 * config/m68hc11/m68hc11.md (return expanders): Update.
16491 * config/m68hc11/m68hc11.c (expand_prologue): Update.
16492 (expand_epilogue): Update.
16493 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
16494 (cris_simple_epilogue): Update.
16495 (cris_expand_prologue): Update.
16496 (cris_expand_epilogue): Update.
16497 * config/iq2000/iq2000.c (iq2000_va_start): Update.
16498 (compute_frame_size): Update.
16499 * config/mt/mt.c (mt_compute_frame_size): Update.
16500 * config/mn10300/mn10300.c (expand_prologue): Update.
16501 (expand_epilogue): Update.
16502 (initial_offset): Update.
16503 (mn10300_builtin_saveregs):
16504 * config/mn10300/mn10300.md (return expander): Update.
16505 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
16506 (ia64_initial_elimination_offset): Update.
16507 (ia64_initial_elimination_offset): Update.
16508 (ia64_expand_prologue): Update.
16509 * config/m68k/m68k.md (return expander): Update.
16510 * config/rs6000/rs6000.c (rs6000_va_start): Update.
16511 (rs6000_stack_info): Update.
16512 * config/mcore/mcore.c (layout_mcore_frame): Update.
16513 (mcore_expand_prolog): Update.
16514 * config/arc/arc.c (arc_compute_frame_size): Update.
16515 * config/score/score3.c (score3_compute_frame_size): Update.
16516 * config/score/score7.c (score7_compute_frame_size): Update.
16517 * config/arm/arm.c (use_return_insn): Update.
16518 (thumb_find_work_register): Update.
16519 (arm_compute_save_reg_mask): Update.
16520 (arm_output_function_prologue): Update.
16521 (arm_output_epilogue): Update.
16522 (arm_size_return_regs): Update.
16523 (arm_get_frame_offsets): Update.
16524 (arm_expand_prologue): Update.
16525 (thumb_exit): Update.
16526 (thumb_unexpanded_epilogue): Update.
16527 (thumb1_output_function_prologue): Update.
16528 * config/pa/pa.md (return expander): Update.
16529 * config/pa/pa.c (compute_frame_size): Update.
16530 (hppa_builtin_saveregs): Update.
16531 * config/mips/mips.c (mips_va_start): Update.
16532 (mips16_build_function_stub): Update.
16533 (mips_compute_frame_info): Update.
16534 (mips_restore_gp): Update.
16535 (mips_output_function_prologue): Update.
16536 (mips_expand_prologue): Update.
16537 * config/v850/v850.c (compute_frame_size): Update.
16538 (expand_prologue): * config/mmix/mmix.c (along): update.
16539 (mmix_initial_elimination_offset): update.
16540 (mmix_reorg): update.
16541 (mmix_use_simple_return): update.
16542 (mmix_expand_prologue): update.
16543 (mmix_expand_epilogue): Update.
16544 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
16545 (emit_link_insn): Update.
16547 2008-04-08 Anatoly Sokolov <aesok@post.ru>
16549 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
16550 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
16552 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
16555 2008-04-07 Jan Hubicka <jh@suse.cz>
16557 * function.h (rtl): Rename to x_rtl.
16558 (crtl): New define.
16559 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
16560 frame_offset, stack_check_probe_note, arg_pointer_save_area,
16561 used_temp_slots avail_temp_slots, temp_slot_level,
16562 nonlocal_goto_handler_labels): Update accesstors.
16563 (rtl): New global variable.
16564 (struct function): Move some fileds to rtl_data.
16565 (get_arg_pointer_save_area): Update prototype.
16566 * builtins.c (expand_builtin_setjmp_receiver): Update call of
16567 get_arg_pointer_save_area.
16568 * expr.c (init_expr): Update
16569 * function.c (get_frame_size): Update
16570 (assign_stack_local): Update
16571 (expand_function_end): Update.
16572 (get_art_pointer_save_area): Update
16574 * emit-rtl.c (rtl): Declare.
16575 (regno_reg_rtx): Declare.
16576 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
16578 (gen_reg_rtx): Update.
16579 * varasm.c (n_deferred_constatns): Update accestor.
16580 (init_varasm_status): Do not allocate varasm_status.
16581 (force_const_mem, get_pool_size, output_constant_pool): Update.
16582 * stmt.c (force_label_rtx): Do not use x_ prefixes.
16583 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
16584 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
16585 * sparc/sparc.h (INIT_EXPANDERS): Update.
16586 * ia64/ia64.h (INIT_EXPANDERS): Update.
16588 2008-04-07 James E. Wilson <wilson@tuliptree.org>
16590 * reload.c (push_secondary_reload): Add missing break to for loop.
16592 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
16594 PR middle-end/PR28690
16595 * rtlanal.c: Update copyright years.
16596 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
16597 as REG_POINTER and MEM_POINTER operands.
16598 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
16599 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
16600 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
16601 * gcse.c: Update copyright years.
16602 (pre_delete): Call gen_reg_rtx_and_attrs.
16603 (hoist_code): Likewise.
16604 (build_store_vectors): Likewise.
16605 (delete_store): Likewise.
16606 * loop-invariant.c (move_invariant_reg): Likewise.
16607 Update copyright years.
16609 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
16611 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
16612 control string instead of quoted.
16614 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16616 * doc/rtl.texi: Rewrite of subreg section.
16618 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
16621 * config/i386/i386.c (legitimize_pic_address): Add treating
16622 of dllimport SYM_REF's.
16623 (legitimize_dllimport_symbol): Add prototype.
16625 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16627 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
16628 reference in constructor with non self-referential type.
16630 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
16632 Removal of Return with Depressed Stack Pointer support
16633 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
16634 (ECF_SP_DEPRESSED): Likewise.
16635 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
16636 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
16637 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16638 (expand_call): Do not test ECF_SP_DEPRESSED.
16639 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16640 * function.c (keep_stack_depressed): Delete.
16641 (handle_epilogue_set): Likewise.
16642 (update_epilogue_consts): Likewise.
16643 (emit_equiv_load): Likewise.
16644 (thread_prologue_and_epilogue_insns): Remove support for Return with
16645 Depressed Stack Pointer.
16646 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
16648 2008-04-06 Richard Guenther <rguenther@suse.de>
16650 PR tree-optimization/35400
16651 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
16652 information from SSA_NAMEs.
16654 2008-04-06 Anatoly Sokolov <aesok@post.ru>
16656 * config/avr/avr.h (avr_mega_p): Remove declaration.
16657 (AVR_MEGA): Remove macro.
16658 * config/avr/avr.c (avr_mega_p): Remove variable.
16659 (avr_override_options): Remove inicializion of avr_mega_p.
16660 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16661 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
16662 (avr_jump_mode): (Ditto.).
16663 (avr_output_progmem_section_asm_op): (Ditto.).
16664 (avr_asm_init_sections): (Ditto.).
16665 (avr_asm_init_sections): (Ditto.).
16666 (avr_rtx_costs): (Ditto.).
16667 * config/avr/avr.md: (Ditto.).
16668 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
16671 2008-04-06 Richard Guenther <rguenther@suse.de>
16673 PR tree-optimization/35842
16674 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
16675 is_gimple_invariant_address.
16677 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
16679 * gcc.c (default_compilers): Sync Fortran extensions list with
16680 that in fortran/lang-specs.h.
16681 * doc/invoke.texi: Likewise.
16682 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
16683 * dwarf2out.c (gen_compile_unit_die): Likewise.
16685 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
16687 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
16689 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
16692 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
16693 attribute is used for nested functions.
16695 2008-04-05 Jan Hubicka <jh@suse.cz>
16697 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
16699 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
16701 (dump_files): Update.
16702 (enable_rtl_dump_file): Do not accept letter argument.
16703 * tree-pass.h (dump_file_info): Remove letter argument.
16704 * toplev.c (decode_d_option): Update -da handling.
16705 * toplev.h (enable_rtl_dump_file): Update prototype.
16706 * passes.c (register_one_dump_file): Do not accept IPA argument; work
16707 it out based on pass type.
16708 (register_dump_files_1): Likewise.
16709 (init_optimization_passes): Update register_one_dump_file calls.
16710 (execute_one_pass): Sanity check that IPA passes are called at IPA
16711 level and RTL passes at RTL level.
16712 (execute_pass_list): IPA pass can not be after or subpass of
16714 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
16715 disallov RTL subpasses of IPA subpasses.
16717 2008-04-05 Ben Elliston <bje@au.ibm.com>
16719 * tree-cfg.c (need_fake_edge_p): Return false for calls to
16720 builtins that return exactly once and do not throw. Cache call to
16723 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
16725 PR rtl-optimization/34916
16726 PR middle-end/35519
16727 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
16728 between instruction pairs.
16730 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
16732 * doc/invoke.texi: Document -mbitops for SH.
16733 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
16734 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
16735 * config/sh/sh.c (print_operand): Add %t operand code.
16736 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
16737 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
16738 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
16739 (extendqihi2): Likewise.
16740 (movqi_i): Likewise.
16741 (insv): Use bset, bclr and bst instructions for SH2A if possible.
16742 (extv): Use bld instruction for SH2A if possible.
16744 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
16745 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
16746 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
16747 (bset.b, bclr.b): Define peepholes.
16748 * config/sh/sh.opt (mbitops): New option.
16750 2008-04-04 Janis Johnson <janis187@us.ibm.com>
16753 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
16754 and view convert expression.
16756 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16759 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
16761 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
16763 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
16765 * config/i386/cpuid.h (bit_AES): New.
16766 (bit_PCLMUL): Likewise.
16768 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
16769 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
16770 SSE2 if AES or PCLMUL is enabled.
16771 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
16772 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16773 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
16774 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
16775 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
16776 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
16777 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
16778 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
16779 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
16780 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
16781 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
16782 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
16783 __builtin_ia32_aeskeygenassist128 and
16784 __builtin_ia32_pclmulqdq128.
16785 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
16786 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
16787 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
16789 * config/i386/i386.h (TARGET_AES): New.
16790 (TARGET_PCLMUL): Likewise.
16791 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
16793 * config/i386/i386.md (UNSPEC_AESENC): New.
16794 (UNSPEC_AESENCLAST): Likewise.
16795 (UNSPEC_AESDEC): Likewise.
16796 (UNSPEC_AESDECLAST): Likewise.
16797 (UNSPEC_AESIMC): Likewise.
16798 (UNSPEC_AESKEYGENASSIST): Likewise.
16799 (UNSPEC_PCLMUL): Likewise.
16801 * config/i386/i386.opt (maes): New.
16802 (mpclmul): Likewise.
16804 * config/i386/sse.md (aesenc): New pattern.
16805 (aesenclast): Likewise.
16806 (aesdec): Likewise.
16807 (aesdeclast): Likewise.
16808 (aesimc): Likewise.
16809 (aeskeygenassist): Likewise.
16810 (pclmulqdq): Likewise.
16812 * config/i386/wmmintrin.h: New.
16814 * doc/extend.texi: Document AES and PCLMUL built-in function.
16816 * doc/invoke.texi: Document -maes and -mpclmul.
16818 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
16820 * function.c (free_after_parsing): Replace with
16821 cxx_push_function_context from C++ front-end.
16822 (allocate_struct_function): Don't call langhook.
16823 * langhooks.h (struct lang_hooks_for_functions): Delete.
16824 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
16826 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
16827 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
16828 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
16829 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
16830 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
16831 remove LANG_HOOKS_FUNCTION_INITIALIZER.
16832 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
16834 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
16835 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
16837 2008-04-04 Jakub Jelinek <jakub@redhat.com>
16840 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
16843 2008-04-04 Richard Guenther <rguenther@suse.de>
16845 PR middle-end/35823
16846 * fold-const.c (optimize_minmax_comparison): Use the correct
16847 type for the constant in the simplified comparison.
16849 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
16851 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
16852 Pass L2 size as "--param l2-cache-size" to the compiler.
16853 (decode_l2_cache): New function to decode L2 cache parameters using
16854 0x8000006 extended cpuid function.
16855 (detect_caches_amd): Determine parameters of L2 cache using
16856 decode_l2_caches function.
16857 (decode_caches_intel): Decode L2 cache parameters.
16858 (detect_caches_intel): Determine L2 cache parameters using
16859 decode_caches_intel and decode_l2_caches functions.
16861 2008-04-03 Bob Wilson <bob.wilson@acm.org>
16863 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
16864 secondary input reload for subword loads from the constant pool.
16866 2008-04-03 Janis Johnson <janis187@us.ibm.com>
16869 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
16870 constants of the appropriate size for runtime calculations.
16873 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
16874 decimal-float literal constant zero.
16876 2008-04-03 Jakub Jelinek <jakub@redhat.com>
16879 * c-parser.c (c_parser_omp_atomic): Call
16880 default_function_array_conversion on the RHS.
16882 PR middle-end/35818
16883 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
16884 call is_variable_sized if decl has incomplete type.
16886 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
16888 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
16890 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
16892 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
16894 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
16895 (sgt<u>): Merge sgt and sgtu into new expander.
16896 (sgt, sgtu): Remove expanders.
16897 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
16898 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
16899 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
16900 *sgtu_<mode>_mips16 into new pattern.
16901 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
16902 (sge<u>): Merge sge and sgeu into new expander.
16903 (sge, sgeu): Remove expanders.
16904 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
16906 (*sge_<mode>, second *sge_<mode>): Remove patterns.
16907 (slt<u>): Merge slt and sltu into new expander.
16908 (slt, sltu): Remove expanders.
16909 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
16910 (*slt_<mode>, *sltu_<mode>): Remove patterns.
16911 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
16912 *sltu_<mode>_mips16 into new pattern.
16913 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
16914 (sle<u>): Merge sle and sleu into new expander.
16915 (sle, sleu): Remove expanders.
16916 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
16917 (*sle_<mode>, *sleu_<mode>): Remove patterns.
16918 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
16919 *sleu_<mode>_mips16 into new pattern.
16920 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
16922 2008-04-03 Jan Hubicka <jh@suse.cz>
16924 PR tree-optimization/35795
16925 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
16926 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
16927 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
16928 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
16929 * score/score3.c (score3_output_mi_thunk): Likewise.
16930 * score/score7.c (score7_output_mi_thunk): Likewise.
16931 * mips/mips.c (mips_output_mi_thunk): Likewise.
16933 2008-04-03 Richard Guenther <rguenther@suse.de>
16935 * tree-vrp.c (extract_range_from_unary_expr): Handle all
16936 conversions. Simplify code.
16938 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
16940 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
16942 2008-04-03 Tom Tromey <tromey@redhat.com>
16943 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16945 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
16946 * config/bfin/t-bfin-linux (generated_files): Add
16947 linux-sysroot-suffix.h.
16948 * doc/install.texi (Prerequisites): Require make 3.80.
16949 * doc/sourcebuild.texi (Front End Directory): Document new
16951 * Makefile.in (generated_files): New variable.
16952 (ALL_HOST_OBJS): New variable.
16953 ($(ALL_HOST_OBJS)): New target.
16955 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16957 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
16958 (remap_block): Call id->transform_lang_insert_block instead
16960 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
16961 Set id.transform_lang_insert_block to NULL.
16962 (clone_body): Move to cp/optimize.c
16963 * tree-inline.h (struct copy_body_data): Change
16964 transform_lang_insert_block to function pointer.
16965 (copy_generic_body, copy_decl_no_change): Export.
16966 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
16967 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
16968 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
16970 * c-tree.h (insert_block): Kill.
16971 * c-decl.c (insert_block): Kill.
16973 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
16975 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16976 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16977 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
16979 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
16980 argument, call {push,pop}_function_context from here.
16981 * c-parser.c: Use c_{push,pop}_function_context.
16983 * function.c (push_function_context_to): Move meat ...
16984 (push_function_context): ... here. Simplify.
16985 * function.c (pop_function_context_from): Move meat ...
16986 (pop_function_context): ... here. Simplify.
16987 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
16989 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
16990 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
16991 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
16992 * tree.h (push_function_context_to, pop_function_context_from): Remove.
16994 2008-04-03 Ben Elliston <bje@au.ibm.com>
16996 * expmed.c (extract_force_align_mem_bit_field): Remove.
16998 2008-04-03 Richard Guenther <rguenther@suse.de>
17000 PR middle-end/35800
17001 * expr.h (try_casesi): Adjust prototype.
17002 * expr.c (try_casesi): Take fallback label as extra parameter.
17003 Use that for gen_casesi if default_label is NULL.
17004 * stmt.c (expand_case): Pass fallback label to try_casesi,
17005 make sure to fill gaps with a fallback label if default_label
17008 2008-04-03 Dominique d'Humières <dominiq@lps.ens.fr>
17011 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
17013 2008-04-03 Ben Elliston <bje@au.ibm.com>
17015 * expmed.c (extract_split_bit_field): Remove if (0) code.
17016 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
17017 (do_ds_constraint): Likewise.
17019 2008-04-02 Joseph Myers <joseph@codesourcery.com>
17021 * doc/cppopts.texi (-dU): Document.
17022 * c-common.h (flag_dump_macros): Update comment.
17023 * c-opts.c (handle_OPT_d): Handle -dU.
17024 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
17025 dump_queued_macros, cb_used_define, cb_used_undef): New.
17026 (init_pp_output): Handle -dU.
17027 (cb_line_change): Call dump_queued_macros.
17028 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
17030 2008-04-02 Anatoly Sokolov <aesok@post.ru>
17032 * config/avr/predicates.md (io_address_operand): New predicate.
17033 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
17034 * config/avr/avr.c (avr_io_address_p): Remove function.
17035 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
17036 'avr_io_address_p' function.
17037 (out_movhi_r_mr): (Ditto.).
17038 (out_movqi_mr_r): (Ditto.).
17039 (out_movhi_mr_r): (Ditto.).
17040 (avr_address_cost): (Ditto.).
17042 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
17044 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
17045 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
17046 in 32bit mode when XMM registers are available to avoid store
17048 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
17049 corresponding post-reload splitters.
17051 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17053 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
17054 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
17055 __builtin_ia32_roundss.
17056 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
17057 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
17058 __builtin_ia32_roundss.
17059 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
17060 IX86_BUILTIN_SHUFPD here.
17062 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
17064 * config/i386/i386.md (plogic): New.
17065 (plogicprefix): Likewise.
17067 * config/i386/mmx.md (mmx_<code><mode>3): New.
17068 (mmx_and<mode>3): Removed.
17069 (mmx_ior<mode>3): Likewise.
17070 (mmx_xor<mode>3): Likewise.
17072 * config/i386/sse.md (<code><mode>3): New.
17073 (*<code><mode>3): Likewise.
17074 (*<code><mode>3): Likewise.
17075 (<code><mode>3): Likewise.
17076 (*sse_<code><mode>3): Likewise.
17077 (*sse2_<code><mode>3): Likewise.
17078 (<code>tf3): Likewise.
17079 (*<code>tf3): Likewise.
17080 (and<mode>3): Likewise.
17081 (*and<mode>3): Likewise.
17082 (ior<mode>3): Removed.
17083 (*ior<mode>3): Likewise.
17084 (xor<mode>3): Likewise.
17085 (*xor<mode>3): Likewise.
17086 (*and<mode>3): Likewise.
17087 (*ior<mode>3): Likewise.
17088 (*xor<mode>3): Likewise.
17089 (and<mode>3): Likewise.
17090 (*sse_and<mode>3): Likewise.
17091 (*sse2_and<mode>3): Likewise.
17092 (andtf3): Likewise.
17093 (*andtf3): Likewise.
17094 (ior<mode>3): Likewise.
17095 (*sse_ior<mode>3): Likewise.
17096 (*sse2_ior<mode>3): Likewise.
17097 (iortf3): Likewise.
17098 (*iortf3): Likewise.
17099 (xor<mode>3): Likewise.
17100 (*sse_xor<mode>3): Likewise.
17101 (*sse2_xor<mode>3): Likewise.
17102 (xortf3): Likewise.
17103 (*xortf3): Likewise.
17105 2008-04-02 Richard Guenther <rguenther@suse.de>
17107 PR tree-optimization/14495
17108 PR tree-optimization/34793
17109 * tree-vrp.c (struct switch_update): New structure.
17110 (to_remove_edges, to_update_switch_stmts): New VECs.
17111 (simplify_switch_using_ranges): New function. Remove not taken
17112 case labels and edges.
17113 (simplify_stmt_using_ranges): Call it.
17114 (identify_jump_threads): Mark edges we have queued for removal
17115 so we don't thread them.
17116 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
17118 * tree-cfg.c (group_case_labels): Deal with missing default label.
17119 (tree_verify_flow_info): Allow missing default label.
17120 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
17121 (emit_case_nodes): Likewise.
17122 (expand_case): Do not rely on the default label to be present.
17123 * expr.c (try_casesi): Deal with NULL default_label.
17124 (do_tablejump): Likewise.
17126 2008-04-02 Richard Guenther <rguenther@suse.de>
17128 PR tree-optimization/14495
17129 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
17130 SWITCH_EXPR here ...
17131 (vrp_visit_switch_stmt): ... but here (new function).
17132 (find_case_label_index): New helper function.
17133 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
17135 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17137 * fwprop.c: Fix ISO-C99ism.
17139 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17142 * Makefile.in (objdir): Set it here.
17143 * configure.ac: Not here. Find dynamic linker characteristics.
17144 * exec-tool.in: Use them.
17145 * aclocal.m4: Regenerate.
17146 * configure: Regenerate.
17148 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17150 * expr.c (expand_var): Delete it.
17151 * expr.h (expand_var): Delete prototype.
17152 * function.c (expand_function_start): Use expand_decl instead.
17153 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
17156 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
17158 PR rtl-optimization/35542
17159 * fwprop.c (forward_propagate_and_simplify): Replace
17160 loc_reg_mentioned_in_p with reg_mentioned_p.
17162 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
17164 PR rtl-optimization/35281
17165 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
17166 (propagate_rtx_1): Handle PR_HANDLE_MEM.
17167 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
17168 (varying_mem_p): Move above propagate_rtx.
17169 (all_uses_available_at): Do not check MEMs.
17171 2008-04-02 Rafael Espíndola <espindola@google.com>
17173 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
17174 (register_edge_assert_for_2): Split the cond argument.
17175 (register_edge_assert_for_1): Adjust for the change in
17176 register_edge_assert_for_2.
17177 (register_edge_assert_for): Split the cond argument.
17178 (find_switch_asserts): Adjust for the change in
17179 register_edge_assert_for.
17181 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
17183 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
17184 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
17185 offsets for 64-bit mingw.
17186 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
17187 abi for x86_64-pc-mingw.
17189 2008-04-02 Richard Guenther <rguenther@suse.de>
17191 * tree-vrp.c (extract_range_from_assert): Make sure to not
17192 produce range min/max with TREE_OVERFOW set.
17193 If merging a anti-range and a range keep the anti-range if
17194 the range covers all values of the type.
17195 (register_edge_assert_for_2): Only allow sign-changing
17196 conversions in detecting canonical range checks. Also
17197 register an assert for the unsigned name if useful.
17199 PR tree-optimization/35787
17200 * tree-vrp.c (vrp_val_max): New function.
17201 (vrp_val_min): Likewise.
17202 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
17203 (vrp_val_is_min): Likewise.
17204 (supports_overflow_infinity): Use vrp_val_{min,max}.
17205 (negative_overflow_infinity): Likewise.
17206 (positive_overflow_infinity): Likewise.
17207 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
17208 (is_positive_overflow_infinity): Likewise.
17209 (is_overflow_infinity): Likewise.
17210 (avoid_overflow_infinity): Use vrp_val_{min,max} and
17211 vrp_val_is_{min,max}.
17212 (set_and_canonicalize_value_range): Canonicalize anti-ranges
17213 to ranges if possible. Avoid empty ranges.
17215 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17217 PR middle-end/35705
17218 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
17219 the expression is a function address.
17221 2008-04-01 George Helffrich <george@gcc.gnu.org>
17223 PR fortran/35154, fortran/23057
17224 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
17225 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
17226 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
17227 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
17229 (dbxout_syms): Check for COMMON-based symbol and wrap in
17230 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
17231 in bracket for efficiency.
17233 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
17234 using DW_TAG_common_block + member offset.
17235 (add_pubname_string): New function.
17236 (dw_expand_expr): New function to find block name and offset for
17238 (common_check): New function to check whether symbol in Fortran COMMON.
17239 (gen_variable_die): If COMMON, use DW_TAG_common_block.
17241 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
17244 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
17246 2008-04-02 Ben Elliston <bje@au.ibm.com>
17248 * config/v850/v850.md (casesi): Remove if (0) code.
17249 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
17250 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
17252 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
17254 * config/i386/i386.md (rex64suffix): New mode attribute.
17255 (floathi<mode>2): Disable expander for SSE math.
17256 (*floathi<mode>2_1): New insn insn_and_split pattern.
17257 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
17258 corresponding post-reload splitters.
17259 (*floathi<mode>2_i387): New macroized insn pattern.
17260 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
17261 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
17262 insn_and_split pattern.
17263 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
17264 New macroized instruction patterns and corresponding post-reload
17266 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
17267 and corresponding post-reload splitters.
17268 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
17269 New macroized instruction patterns.
17270 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
17271 macroized instruction patterns and corresponding post-reload splitters.
17272 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
17273 corresponding post-reload splitters.
17274 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
17275 New macroized instruction patterns.
17276 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
17277 corresponding post-reload splitters.
17278 (*floatsi<mode>2_i387): New macroized instruction patterns.
17280 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
17282 * config/i386/i386.md (smaxmin): New.
17283 (umaxmin): Likewise.
17284 (maxminiprefix): Likewise.
17285 (maxminfprefix): Likewise.
17286 (<code><mode>3): Likewise.
17287 (smin<mode>3): Removed.
17288 (smax<mode>3): Likewise.
17290 * config/i386/mmx.md (mmx_<code>v2sf3): New.
17291 (mmx_<code>v4hi3): Likewise.
17292 (mmx_<code>v8qi3): Likewise.
17293 (mmx_smaxv2sf3): Removed.
17294 (mmx_sminv2sf3): Likewise.
17295 (mmx_umaxv8qi3): Likewise.
17296 (mmx_smaxv4hi3): Likewise.
17297 (mmx_uminv8qi3): Likewise.
17298 (mmx_sminv4hi3): Likewise.
17300 * config/i386/sse.md (<addsub><mode>3): New.
17301 (*<addsub><mode>3): Likewise.
17302 (<sse>_vm<addsub><mode>3): Likewise.
17303 (<maxmin><mode>3): Likewise.
17304 (*<maxmin><mode>3_finite): Likewise.
17305 (*<maxmin><mode>3): Likewise.
17306 (<sse>_vm<maxmin><mode>3): Likewise.
17307 (sse3_h<addsub>v4sf3): Likewise.
17308 (sse3_h<addsub>v2df3): Likewise.
17309 (<maxmin>v16qi3): Likewise.
17310 (*<maxmin>v16qi3): Likewise.
17311 (<maxmin>v8hi3): Likewise.
17312 (*<maxmin>v8hi3): Likewise.
17313 (*sse4_1_<maxmin><mode>3): Likewise.
17314 (*sse4_1_<maxmin><mode>3): Likewise.
17315 (add<mode>3): Removed.
17316 (*add<mode>3): Likewise.
17317 (<sse>_vmadd<mode>3): Likewise.
17318 (sub<mode>3): Likewise.
17319 (*sub<mode>3): Likewise.
17320 (<sse>_vmsub<mode>3): Likewise.
17321 (smin<mode>3): Likewise.
17322 (*smin<mode>3_finite): Likewise.
17323 (*smin<mode>3): Likewise.
17324 (<sse>_vmsmin<mode>3): Likewise.
17325 (smax<mode>3): Likewise.
17326 (*smax<mode>3_finite): Likewise.
17327 (*smax<mode>3): Likewise.
17328 (<sse>_vmsmax<mode>3): Likewise.
17329 (sse3_haddv4sf3): Likewise.
17330 (sse3_haddv2df3): Likewise.
17331 (sse3_hsubv4sf3): Likewise.
17332 (sse3_hsubv2df3): Likewise.
17333 (umaxv16qi3): Likewise.
17334 (*umaxv16qi3): Likewise.
17335 (smaxv8hi3): Likewise.
17336 (*smaxv8hi3): Likewise.
17337 (*sse4_1_smax<mode>3): Likewise.
17338 (*sse4_1_umax<mode>3): Likewise.
17339 (uminv16qi3): Likewise.
17340 (*uminv16qi3): Likewise.
17341 (sminv8hi3): Likewise.
17342 (*sminv8hi3): Likewise.
17343 (*sse4_1_smin<mode>3): Likewise.
17344 (*sse4_1_umin<mode>3): Likewise.
17346 2008-04-01 Rafael Espíndola <espindola@google.com>
17348 * tree-cfg.c (verify_expr): remove in_phi.
17349 (verify_stmt): Don't call walk_tree with verify_expr. Use
17350 is_gimple_min_invariant instead of is_gimple_val.
17352 2008-04-01 Joseph Myers <joseph@codesourcery.com>
17354 * doc/include/gpl_v3.texi: Update for manpage generation.
17355 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
17357 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
17358 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
17359 gpl_v3.texi instead of gpl.texi.
17362 2008-04-01 Jakub Jelinek <jakub@redhat.com>
17365 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
17367 2008-04-01 Rafael Espíndola <espindola@google.com>
17369 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
17370 (extract_code_and_val_from_cond): Use
17371 extract_code_and_val_from_cond_with_ops.
17373 2008-04-01 Jan Hubicka <jh@suse.cz>
17375 * function.c (free_after_compilation): Free epilogue_delay_list.
17376 (prepare_function_start): Assert that previous compilation was freed.
17378 2008-04-01 Jan Hubicka <jh@suse.cz>
17379 Jim Wilson <wilson@tuliptree.org>
17380 Andreas Tobler <andreast@gcc.gnu.org>
17382 PR middle-end/35781
17383 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
17384 rtl.emit instead cfun->emit.
17385 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
17386 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
17388 2008-04-01 Ben Elliston <bje@au.ibm.com>
17390 * doc/c-tree.texi (Function Basics): Fix grammatical error.
17392 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
17394 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
17396 (fprofile-use): Add var flag_profile_use
17397 * coverage.c (coverage_begin_output): Do not open a gcno file for
17398 output only if -ftest-coverage is set.
17399 Do not add getpwd() to gcda file path.
17400 (build_gcov_info): Check the new flag
17401 flag_profile_datafile_relative_path.
17402 (coverage_init): Use profile_data_prefix.
17403 Read profile counter only if flag_profile_use is set.
17404 * opts.c (common_handle_option): New option fprofile-use=,
17405 fprofile-dir=, fprofile-generate=.
17406 * toplev.c (profile_data_prefix): New variable definition.
17407 * toplev.h (profile_data_prefix): New declaration.
17408 * doc/invoke.tex (Option Summary, Optimization Options):
17411 2008-03-31 James E. Wilson <wilson@tuliptree.org>
17413 * varasm.c (output_constant_pool_1): In LABEL_REF check,
17414 use tmp consistently.
17417 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
17418 * config/ia64/ia64.c (rtx_needs_barrier): Handle
17419 UNSPEC_FR_RECIP_APPROX_RES.
17420 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
17422 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
17425 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
17427 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
17429 PR middle-end/30186
17430 * fold-const.c (fold_indirect_ref_1): Support accessing non first
17431 element of the vector via a pointer.
17433 2008-03-31 Ian Lance Taylor <iant@google.com>
17435 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
17437 2008-03-31 Jan Hubicka <jh@suse.cz>
17439 * builtins.c (expand_builtin_setjmp_receiver): Update call of
17440 get_arg_pointer_save_area.
17441 * expr.c (init_expr): Just clear out rtl.expr.
17442 * function.c (free_after_compilation): Clear out whole RTL structure.
17443 (get_func_frame_size): Merge into ...
17444 (get_frame_size): ... this one.
17445 (assign_stack_local_1): Merge into ...
17446 (assign_stack_local): ... this one.
17447 (expand_function_end): Update call of get_arg_pointer_save_area.
17448 (get_art_pointer_save_area): Remove cfun argument.
17449 * function.h (emit_status): regno_pointer_align does not need length
17450 attribute. Move x_regno_reg_rtx to ...
17451 (regno_reg_rtx): ... new global array.
17452 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
17453 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
17454 apply_args_value, forced_labels, stack_pointer_delta):
17456 (struct varasm_status): Move here from varasm.c
17457 (struct rtl_data): New. Move here some fields from struct function.
17458 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
17459 frame_offset, stack_check_probe_note, arg_pointer_save_area,
17460 used_temp_slots avail_temp_slots, temp_slot_level,
17461 nonlocal_goto_handler_labels): Update accesstors.
17462 (rtl): New global variable.
17463 (struct function): Move some fileds to rtl_data.
17464 (get_arg_pointer_save_area): Update prototype.
17465 * emit-rtl.c (rtl): Declare.
17466 (regno_reg_rtx): Declare.
17467 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
17469 (gen_reg_rtx): Update.
17470 (init_virtual_regs): Do not tate emit_status argument.
17471 (init_emit): Do not allocate emit.
17472 * varasm.c (varasm_statuc): Move to function.h.
17473 (n_deferred_constatns): Update accestor.
17474 (init_varasm_status): Do not allocate varasm_status.
17475 (force_const_mem, get_pool_size, output_constant_pool): Update.
17476 * stmt.c (force_label_rtx): Do not use x_ prefixes.
17477 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
17479 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
17481 PR rtl-optimization/35729
17482 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
17485 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
17488 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
17489 load/store if memory is unaligned.
17490 (*movti_rex64): Likewise.
17492 * config/i386/predicates.md (misaligned_operand): New.
17494 2008-03-31 Andrew Pinski <pinskia@gmail.com>
17497 * tree-ssa-phiopt.c (conditional_replacement): Return early for
17500 2008-03-31 Jan Beulich <jbeulich@novell.com>
17502 * config/ia64/constraints.md: Add 'j' constraint.
17503 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
17504 (movdi_internal): Likewise.
17506 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
17509 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
17511 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
17514 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
17515 proper error message for the third argument on blendpd and
17518 * config/i386/sse.md (blendbits): New.
17519 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
17521 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
17523 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
17525 2008-03-30 Richard Guenther <rguenther@suse.de>
17527 PR middle-end/31023
17528 * fold-const.c (fold_sign_changed_comparison): Do leave
17529 conversions to base-types alone.
17531 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
17533 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
17534 the link register if one altivec register is be saved.
17536 2008-03-30 Ben Elliston <bje@au.ibm.com>
17538 * final.c (final_scan_insn): Remove if (0) code.
17540 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
17542 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
17544 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
17546 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
17547 of V4SFmode to ix86_binary_operator_ok.
17549 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
17551 * config/i386/i386.c (override_options): Initialize
17552 ix86_veclib_handler to ix86_veclibabi_svml when
17553 -mveclibabi=svml is used.
17554 (ix86_veclibabi_svml): New function for SVML ABI style
17555 vectorization support.
17556 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
17558 2008-03-28 Rafael Espíndola <espindola@google.com>
17560 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
17561 (tree_binary_nonnegative_warnv_p): Make it public.
17562 (tree_single_nonnegative_warnv_p): Make it public.
17563 (tree_invalid_nonnegative_warnv_p): Make it public.
17564 (tree_unary_nonzero_warnv_p): Make it public.
17565 (tree_binary_nonzero_warnv_p): Make it public
17566 (tree_single_nonzero_warnv_p): Make it public.
17567 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
17568 (extract_range_from_binary_expr): Split the expr argument.
17569 (extract_range_from_unary_expr): Split the expr argument.
17570 (extract_range_from_comparison): Split the expr argument.
17571 (extract_range_from_expr): Use the new aux functions.
17572 (vrp_evaluate_conditional_warnv): Use
17573 vrp_evaluate_conditional_warnv_with_ops.
17574 * tree.h (tree_unary_nonzero_warnv_p): Declare.
17575 (tree_binary_nonzero_warnv_p): Declare.
17576 (tree_single_nonzero_warnv_p): Declare.
17577 (tree_expr_nonzero_warnv_p): Declare.
17578 (tree_unary_nonnegative_warnv_p): Declare.
17579 (tree_binary_nonnegative_warnv_p): Declare.
17580 (tree_single_nonnegative_warnv_p): Declare.
17581 (tree_invalid_nonnegative_warnv_p): Declare.
17583 2008-03-28 Richard Guenther <rguenther@suse.de>
17585 PR tree-optimization/30317
17586 PR tree-optimization/30911
17587 PR tree-optimization/34793
17588 * tree-vrp.c (set_and_canonicalize_value_range): New function.
17589 (struct assert_locus_d): New member EXPR.
17590 (register_new_assert_for): Add EXPR parameter to support
17591 ASSERT_EXPR <name, expr OP limit>.
17592 (register_edge_assert_for_1): Adjust callers.
17593 (find_assert_locations): Likewise.
17594 (process_assert_insertions_for): Build condition from expression.
17595 (extract_range_from_assert): Handle ASSERT_EXPRs
17596 of the form ASSERT_EXPR <name, expr OP limit>.
17597 (register_edge_assert_for_2): New helper registering
17598 asserts for comparisons. Recognize range tests of the form
17599 (unsigned)i - CST1 OP CST2.
17600 (register_edge_assert_for_1): Use it.
17601 (register_edge_assert_for): Likewise.
17602 (needs_overflow_infinity): Integer sub-types
17603 do not need overflow infinities.
17604 (vrp_val_is_max): The extreme values of integer sub-types
17605 are those of the base type.
17606 (vrp_val_is_min): Likewise.
17607 * tree.def (ASSERT_EXPR): Document extra allowed conditional
17610 2008-03-28 Nick Clifton <nickc@redhat.com>
17613 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
17614 Return GENERAL_REGS for stack adjustment reloads.
17616 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17619 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
17620 const_vector when all the vectors are constant.
17622 2008-03-27 Bob Wilson <bob.wilson@acm.org>
17624 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
17626 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
17627 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
17629 (s<code>_sf): Use new scc_sf attribute for opcode names.
17631 2008-03-27 Tom Tromey <tromey@redhat.com>
17633 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
17634 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
17635 config/spu/t-spu-elf, config/i386/t-interix,
17636 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
17637 config/i386/x-darwin, config/i386/x-mingw32,
17638 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
17639 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
17640 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
17641 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
17642 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
17643 config/rs6000/x-darwin, config/rs6000/t-rs6000,
17644 config/score/t-score-elf, config/arm/t-strongarm-pe,
17645 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
17646 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
17647 Revert automatic dependency patch.
17649 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
17652 * config/i386/i386.c (ix86_function_arg_boundary): Align
17653 decimal floating point to its natural boundary.
17655 2008-03-27 Richard Guenther <rguenther@suse.de>
17657 PR middle-end/35716
17658 * fold-const.c (fold_comparison): Restrict distinct decl
17659 comparison folding to VAR_DECLs and PARM_DECLs. Do not
17660 solely rely on operand_equal_p.
17662 2008-03-27 Richard Guenther <rguenther@suse.de>
17665 * c-common.c (handle_weak_attribute): Reject combination of
17668 2008-03-27 Richard Guenther <rguenther@suse.de>
17670 PR tree-optimization/32810
17671 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
17672 conversions from DECL_INITIAL.
17673 (fold_const_aggregate_ref): Likewise from constructor elements.
17675 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
17677 * tree-affine.h (aff_combination_expand): Declare.
17678 (get_inner_reference_aff): Likewise.
17679 * tree-affine.c (aff_combination_expand): Split out from
17680 tree_to_aff_combination_expand.
17681 (get_inner_reference_aff): New function.
17682 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
17683 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
17684 (struct lim_aux_data): sm_done field removed.
17685 (mem_ref_loc_p, mem_ref_locs_p): New types.
17686 (struct mem_ref): Added id, stored, accesses_in_loop,
17687 indep_loop, dep_loop, indep_ref, dep_ref fields.
17688 Removed is_stored, locs and next fields.
17689 (memory_accesses): New variable.
17690 (movement_possibility): Do not allow moving statements
17691 that store to memory.
17692 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
17694 (determine_max_movement): For statements with memory references,
17695 find the outermost loop in that the reference is independent.
17696 (move_computations_stmt): Mark the virtual operands for renaming.
17697 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
17698 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
17699 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
17700 add_vop_ref_mapping, create_vop_ref_mapping_loop,
17701 create_vop_ref_mapping, analyze_memory_references,
17702 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
17703 get_all_locs_in_loop, ref_always_accessed_p,
17704 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
17705 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
17706 store_motion_loop, store_motion): New functions.
17707 (struct vop_to_refs_elt): New type.
17708 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
17709 memref_hash, memref_eq, hoist_memory_references): Rewritten.
17710 (schedule_sm): Replaced by...
17711 (execute_sm): ... this.
17712 (determine_lsm_ref, hoist_memory_references,
17713 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
17714 find_more_ref_vops, free_mem_ref, free_mem_refs,
17715 determine_lsm_loop, determine_lsm): Removed.
17716 (tree_ssa_lim_finalize): Free data structures used by store motion.
17717 (tree_ssa_lim): Call analyze_memory_references. Use
17718 store_motion instead of determine_lsm.
17720 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17722 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
17723 rename tmake_file to m68hc11/t-m68hc11.
17724 (mcore): Set inhibit_libc to true.
17725 * config.host (alpha*-dec-*vms*): Set extra_programs.
17726 (interix3*): Don't use host_xmake_file.
17727 * configure.ac: Let config.gcc override inhibit_libc.
17728 * configure: Regenerate.
17730 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
17731 * config/t-openbsd-thread: Remove commented out lines.
17733 * config/x-interix: Remove.
17735 * config/m68hc11/t-m68hc11-gas: Rename to...
17736 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
17738 * config/mcore/t-mcore: Remove T_CFLAGS.
17739 * config/mcore/t-mcore-pe: Likewise.
17741 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
17743 * configure.ac: Replace custom __GNU_SOURCE test with
17744 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
17745 * aclocal.m4: Regenerate.
17746 * configure: Regenerate.
17747 * config.in: Regenerate.
17749 2008-03-27 Richard Guenther <rguenther@suse.de>
17751 * fold-const.c (target.h): Include.
17752 (fold_comparison): Fold comparison of addresses of decls
17753 that bind locally or of constants. Consolidate address folding code.
17754 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
17755 results from fold_binary_to_constant.
17756 (compare_values_warnv): Likewise.
17758 2008-03-27 Andrew Pinski <pinskia@gmail.com>
17760 PR middle-end/35429
17761 * fold-const.c (fold_truthop): Check for integeral types when folding
17762 a == 0 && b == 0 and a != 0 || b != 0 .
17764 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
17766 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
17768 2008-03-26 Andreas Schwab <schwab@suse.de>
17770 * doc/invoke.texi: Fix use of @item vs. @itemx.
17772 2008-03-26 Tom Tromey <tromey@redhat.com>
17774 * Makefile.in (build/gensupport.o, build/print-rtl.o,
17775 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
17776 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
17777 build/gencodes.o, build/genconditions.o, build/genconfig.o,
17778 build/genconstants.o, build/genemit.o, build/genextract.o,
17779 build/genflags.o, build/genmddeps.o, build/genopinit.o,
17780 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
17783 2008-03-26 Richard Guenther <rguenther@suse.de>
17786 2008-03-26 Richard Guenther <rguenther@suse.de>
17788 * fold-const.c (target.h): Include.
17789 (fold_comparison): Fold comparison of addresses of two decls
17790 that bind locally. Consolidate address folding code.
17792 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17794 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
17795 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
17796 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
17797 dconstsqrt2, dconstthird, dconste and/or dconst10.
17798 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
17799 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
17800 dconstsqrt2, dconste): Delete.
17801 (init_emit_once): Likewise. Simplify initializing dconstm1.
17803 * real.c (get_real_const): New.
17804 * real.h (dconst3, dconst10, dconstm2, dconstthird,
17805 dconstsqrt2, dconste): Delete.
17806 (real_value_const, get_real_const): New.
17808 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
17810 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
17812 * config/i386/i386.c (ix86_function_arg_boundary): Check
17813 BIGGEST_ALIGNMENT instead of 128.
17814 (setup_incoming_varargs_64): Likewise.
17816 2008-03-26 Tom Tromey <tromey@redhat.com>
17818 * Makefile.in (DEPFILES): Add missing '/'.
17820 2008-03-26 Richard Guenther <rguenther@suse.de>
17822 * fold-const.c (target.h): Include.
17823 (fold_comparison): Fold comparison of addresses of two decls
17824 that bind locally. Consolidate address folding code.
17826 2008-03-26 Nick Clifton <nickc@redhat.com>
17829 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
17830 not allow INT+INT as a legitimate addressing mode.
17832 2008-03-26 Richard Guenther <rguenther@suse.de>
17834 * tree-flow.h (widen_bitfield): Remove declaration.
17835 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
17836 (widen_bitfield): Remove function.
17837 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
17840 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17843 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
17846 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
17848 PR rtl-optimization/35232
17849 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
17850 (forget_old_reloads_1, forget_marked_reloads): Don't clear
17851 reg_reloaded_call_part_clobbered here.
17852 (reload_regs_reach_end_p): New function.
17853 (reload_reg_rtx_for_input): New variable.
17854 (reload_reg_rtx_for_output): Likewise.
17855 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
17856 when reassigning a pseudo register. Load reloadreg from
17857 reload_reg_rtx_for_input, moving the mode and register
17859 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
17860 instead of the original when deciding whether an input reload
17861 would be a no-op or whether an output reload can be deleted.
17862 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
17863 when setting up new_spill_reg_store. Load it from
17864 reload_reg_rtx_for_output, moving the mode and register
17866 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
17867 instead of the original when deciding whether an output reload
17868 would be a no-op. Do the same when modifying insn notes.
17869 Use rtx_equal_p instead of == to compare the registers.
17870 (inherit_piecemeal_p): Take a mode and two register numbers
17872 (emit_reload_insns): Clear new_spill_reg_store for every hard
17873 register in the reload register. Remove spill registers
17874 from reg_reloaded_valid before considering whether to record
17875 inheritance information for them. Use reload_reg_rtx_for_output
17876 instead of reg_rtx when recording output reloads. Use
17877 reload_reg_rtx_for_input instead of reg_rtx when recording
17878 input reloads. Set or clear reg_reloaded_call_part_clobbered
17879 at the same time as setting reg_reloaded_valid.
17880 (delete_output_reload): Add a new_reload_reg parameter and use it
17881 instead of rld[j].reg_rtx.
17882 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
17885 2008-03-25 Tom Tromey <tromey@redhat.com>
17887 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
17888 (build/genattr.o): Likewise.
17889 (build/genattrtab.o): Likewise.
17890 (build/gencodes.o): Likewise.
17891 (build/genconfig.o): Likewise.
17892 (build/genconstants.o): Likewise.
17893 (build/genemit.o): Likewise.
17894 (build/genextract.o): Likewise.
17895 (build/genflags.o): Likewise.
17897 2008-03-25 Bob Wilson <bob.wilson@acm.org>
17899 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
17900 instead of size_int for integer types.
17901 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
17902 to match type of MINUS_EXPR.
17904 2008-03-25 Tom Tromey <tromey@redhat.com>
17906 * configure: Rebuilt.
17907 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
17910 2008-03-25 Tom Tromey <tromey@redhat.com>
17912 * config/x-solaris (host-solaris.o): Update.
17913 * config/x-linux (host-linux.o): Update.
17914 * config/x-hpux (host-hpux.o): Update.
17915 * config/x-darwin (host-darwin.o): Update.
17916 * config/v850/t-v850e (v850-c.o): Update.
17917 * config/v850/t-v850 (v850-c.o): Update.
17918 * config/t-vxworks (vxworks.o): Update.
17919 * config/t-sol2 (sol2-c.o, sol2.o): Update.
17920 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
17921 * config/spu/t-spu-elf (spu-c.o): Update.
17923 * config/sh/t-symbian (sh-c.o): Update.
17924 (symbian.o): Update.
17925 * config/sh/t-sh (sh-c.o): Update.
17926 * config/score/t-score-elf (score7.o, score3.o): Update.
17927 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
17928 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
17929 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
17930 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
17931 (rs6000.o): Remove.
17932 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
17933 * config/m32c/t-m32c (m32c-pragma.o): Update.
17934 * config/ia64/t-ia64 (ia64-c.o): Update.
17935 * config/i386/x-mingw32 (host-mingw32.o): Update.
17936 * config/i386/x-i386 (driver-i386.o): Update.
17937 * config/i386/x-darwin (host-i386-darwin.o): Update.
17938 * config/i386/x-cygwin (host-cygwin.o): Update.
17939 * config/i386/t-nwld (nwld.o): Update.
17940 * config/i386/t-netware (netware.o): Update.
17941 * config/i386/t-interix (winnt.o): Update.
17942 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
17943 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
17944 msformat-c.o): Update.
17945 * config/bfin/t-bfin-linux (generated_files): Add
17946 linux-sysroot-suffix.h.
17947 * config/arm/t-wince-pe (pe.o): Update.
17948 * config/arm/t-strongarm-pe (pe.o): Update.
17949 * config/arm/t-pe (pe.o): Update.
17950 * config/arm/t-arm (arm-c.o): Update.
17951 * doc/install.texi (Prerequisites): Require make 3.80.
17952 * Makefile.in: Remove .o targets.
17953 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
17954 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
17955 (simple_generated_h, simple_generated_c): Move earlier.
17956 (generated_files): New variable.
17957 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
17958 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
17959 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
17960 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
17961 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
17962 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
17963 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
17964 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
17965 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
17966 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
17967 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
17968 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
17970 (COMPILE.base, COMPILE): New variables.
17971 (%.o): New pattern rule.
17972 (ALL_HOST_OBJS): New variable.
17973 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
17974 (dummy-checksum.o, cc1-checksum.o): Remove.
17975 (DRIVER_SHLIB): New variable.
17976 (DRIVER_DEFINES): Use it.
17977 (gencondmd.c): Move out of build/.
17978 (s-conditions): Update.
17979 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
17980 (ALL_BUILD_OBJS): Likewise.
17981 (build/%.o): Use BUILDCOMPILE.
17982 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
17983 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
17984 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
17985 build/gencheck.o, build/gencodes.o, build/genconditions.o,
17986 build/genconfig.o, build/genconstants.o, build/genemit.o,
17987 build/genextract.o, build/genflags.o, build/genmddeps.o,
17988 build/genopinit.o, build/genoutput.o, build/genpeep.o,
17989 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
17990 build/gen-protos.o, build/scan.o, build/fix-header.o,
17991 build/scan-decls.o): Simplify.
17992 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
17993 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
17994 prefix.o, toplev.o): Reduce to variable setting.
17995 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
17996 ($(out_object_file), gcc-options.o): New targets.
17997 ($(ALL_HOST_OBJS)): New target. Include dependency files.
17998 * configure: Rebuilt.
17999 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
18000 * doc/sourcebuild.texi (Front End Directory): Document new variable.
18002 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
18004 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
18005 complain when we hit an error, return ERROR_MARK_NODE.
18007 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18009 * config/sh/constraints.md (Pso, Psz): New constraints.
18010 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
18011 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
18013 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18015 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
18016 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
18018 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
18020 * config/sh/sh.md (prefetch): Add condition for SH2A target.
18021 (prefetch_sh2a): New.
18023 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18024 Naveen.H.S <naveen.hs@kpitcummins.com>
18026 * config/sh/constraints.md (I28): New constraint.
18027 * config/sh/sh.c (broken_move): Add support for movi20s.
18028 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
18030 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
18031 Jayant Sonar <Jayant.sonar@kpitcummins.com>
18032 Naveen.H.S <naveen.hs@kpitcummins.com>
18034 * config/sh/sh.c (SH_ATTRIBUTES): Define.
18035 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
18036 (print_operand): Handle resbank in %@ operand code.
18037 (sh_encode_section_info): New.
18038 (push_regs): Add conditions for resbank.
18039 (sh_expand_epilogue): Likewise.
18040 (sh_insert_attributes): Likewise.
18041 (sh_attribute_table): Likewise.
18042 (sh_handle_resbank_handler_attribute): New.
18043 (sh2a_handle_function_vector_handler_attribute): New.
18044 (sh2a_is_function_vector_call): New.
18045 (sh2a_get_function_vector_number): New.
18046 (sh2a_function_vector_p): New.
18047 (sh_cfun_resbank_handler_p): New.
18048 * config/sh/sh.md (calli): Emit jsr/n if possible.
18049 (calli_tbr_rel): New.
18050 (calli_pcrel): Emit jsr/n if possible.
18051 (return_i): Emit rts/n if possible.
18052 (call_valuei_tbr_rel): New.
18053 (call_valuei_pcrel): Add condition for SH2A target.
18054 (call_value): Likewise.
18055 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
18056 (sh2a_get_function_vector_number): Likewise.
18057 (sh2a_is_function_vector_call): Likewise.
18058 * doc/extend.texi: Document TBR relative addressing of SH2A.
18059 (resbank): Add description for SH2A.
18061 2008-03-24 Richard Guenther <rguenther@suse.de>
18064 * gimplify.c (gimplify_modify_expr): For frontend type-correct
18065 pointer assignments change conversions according to middle-end rules.
18066 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
18067 * configure.ac: Include type checking in yes.
18068 * configure: Regenerate.
18070 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18072 * diagnostic.c (diagnostic_count_diagnostic): Delete.
18073 (diagnostic_report_diagnostic): Update. Handle ICEs here.
18075 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
18077 * gthr-vxworks.h (UNUSED): Define.
18079 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
18081 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
18083 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
18085 * doc/extend.texi (Function Attributes): Add missing comma in the
18086 example of the "alloc_size" attribute.
18088 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
18091 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
18093 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
18096 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18099 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18100 of the underlying type of a MS bitfield layout to the natural
18101 alignment of the type.
18103 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18105 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18106 to their natural alignment to avoid store forwarding stalls.
18108 2008-03-22 Richard Guenther <rguenther@suse.de>
18110 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
18111 For PHI nodes verify the address is invariant.
18112 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
18113 (get_symbol_constant_value): Use is_gimple_min_invariant.
18114 (maybe_fold_stmt_indirect): Likewise.
18116 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
18118 PR rtl-optimization/33927
18119 * Makefile.in (dse.o): Depend on $(TM_P_H).
18120 * expr.h (extract_low_bits): Declare.
18121 * expmed.c (extract_low_bits): New function.
18122 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
18123 * dse.c: Include tm_p.h.
18124 (find_shift_sequence): Remove the read_reg argument and return the
18125 read value. Emit the instructions instead of returning them.
18126 Iterate on new_mode rather than calculating it each time.
18127 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
18128 source to NEW_MODE and extract_low_bits to convert the shifted
18129 value to READ_MODE.
18130 (replace_read): Allow the load and store to have different mode
18131 classes. Use extract_low_bits when SHIFT == 0. Create the shift
18132 or extraction instructions before trying the replacement. Update
18133 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
18135 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
18137 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
18138 to their natural alignment to avoid store forwarding stalls.
18140 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18143 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
18144 encouraging but not allowing gprs for input;
18145 change the input constraint to !f#r.
18146 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
18148 change the output constraint to !f#r.
18150 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
18153 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
18154 corresponding post-reload splitters.
18155 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
18156 when x87 FP math is selected.
18157 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
18158 New function prototype.
18159 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
18160 unreachable function to ease macroization of insn patterns.
18162 2008-03-21 Martin Jambor <mjambor@suse.cz>
18164 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
18165 reference dumps if ddr is NULL or dependence is unknown.
18167 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18169 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
18170 unsigned extension into account.
18171 (ATOMIC_COMPARE_AND_SWAP): Likewise.
18172 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
18173 Do computations on a scratch register.
18175 2008-03-21 Richard Guenther <rguenther@suse.de>
18177 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
18178 Use is_gimple_min_invariant instead of TREE_INVARIANT.
18179 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
18180 * tree-ssa-dom.c (record_equality): Likewise.
18181 * tree-inline.c (copy_body_r): Likewise.
18182 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
18185 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
18187 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
18188 as 'delete_unused' argument.
18190 2008-03-20 Richard Guenther <rguenther@suse.de>
18192 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
18193 special casing of constant qualifiers.
18194 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
18195 care about them in general.
18196 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
18197 regardless of their type.
18198 (fold_stmt_r): Forcefully fold *& if we end up with that.
18200 2008-03-20 Paul Brook <paul@codesourcery.com>
18202 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
18203 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
18205 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
18207 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
18208 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
18210 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
18212 * common.opt (Wmudflap): New option.
18213 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
18214 (mx_register_decls): Likewise.
18215 (mudflap_finish_file): Likewise.
18216 * doc/invoke.texi: Document -Wno-mudflap.
18218 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
18220 * c-format.c (replace_format_name_to_system_name): New.
18221 (cmp_attribs): New.
18222 (convert_format_name_to_system_name): New.
18223 (decode_format_attr): Add use of convert_format_name_to_system_name.
18224 (format_types_orig): Add gnu_ prefix to names.
18225 (check_format_info_main): Special treating of \0 escaped names for
18226 supporting multi-character format specifiers as I32, I64.
18227 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
18228 (gnu_target_overrides_format_attributes): New.
18229 * c-format.h: Add structure target_ovr_attr to hold
18230 system specific formatter names.
18231 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
18232 msformat-c.o file to c_target_objs and cxx_target_objs.
18233 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18234 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
18235 (TARGET_N_FORMAT_TYPES): New.
18236 * config/i386/msformat-c.c: New.
18237 * config/i386/t-cygming: Add build rule for msformat-c.o.
18238 * doc/extend.texi: Add new format names gnu_* and ms_* and
18240 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
18242 2008-03-20 Ira Rosen <irar@il.ibm.com>
18244 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
18245 optimizations turned on under -O3.
18246 (ftree-vectorize): Add that the flag is turned on with -O3.
18248 2008-03-20 Ben Elliston <bje@au.ibm.com>
18250 * regmove.c (try_auto_increment): Fix spelling error in comment.
18251 * final.c (final_scan_insn): Likewise.
18253 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
18256 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
18257 allocator preferences for "y" and "r" class registers.
18258 ("*mov<mode>_internal"): Ditto.
18259 ("*movv2sf_internal_rex64"): Ditto.
18260 ("*movv2sf_internal"): Ditto.
18262 2008-03-19 Michael Matz <matz@suse.de>
18264 PR middle-end/35616
18265 * calls.c (expand_call): Check overlap of arguments with call
18266 address for sibcalls.
18268 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
18271 * stor-layout.c (update_alignment_for_field): Set minimum alignment
18272 of the underlying type of a MS bitfield layout to the natural
18273 alignment of the type.
18275 2008-03-19 Jan Hubicka <jh@suse.cz>
18278 * toplev.c (decode_d_option): Handle all CPP flags.
18279 * tree-vrp.c: Update tree_pass descriptors.
18280 * regrename.c: Update tree_pass descriptors.
18281 * fwprop.c: Update tree_pass descriptors.
18282 * doc/invoke.texi: Remove documentation of dropped -d? flags.
18283 * tree-into-ssa.c: Update tree_pass descriptors.
18284 * tree-dump.c: Update tree_pass descriptors.
18285 * tree-complex.c: Update tree_pass descriptors.
18286 * tree-dump.h: Update tree_pass descriptors.
18287 * see.c: Update tree_pass descriptors.
18288 * cgraphbuild.c: Update tree_pass descriptors.
18289 * tracer.c: Update tree_pass descriptors.
18290 * tree-loop-distribution.c: Update tree_pass descriptors.
18291 * cgraph.c: Update tree_pass descriptors.
18292 * postreload-gcse.c: Update tree_pass descriptors.
18293 * postreload.c: Update tree_pass descriptors.
18294 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
18295 * tree-tailcall.c: Update tree_pass descriptors.
18296 * tree-pass.h (tree_opt_pass): Rename to ...
18297 (opt_pass) ... this one; add "type" field and remove letter field.
18298 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
18299 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
18300 all_lowering_passes): Update declaration.
18301 * ipa-cp.c: Update tree_pass descriptors.
18302 * final.c: Update tree_pass descriptors.
18303 * omp-low.c: Update tree_pass descriptors.
18304 * tree-ssa-dse.c: Update tree_pass descriptors.
18305 * ipa-reference.c: Update tree_pass descriptors.
18306 * tree-ssa-uncprop.c: Update tree_pass descriptors.
18307 * auto-inc-dec.c: Update tree_pass descriptors.
18308 * reorg.c: Update tree_pass descriptors.
18309 * cgraphunit.c: Update tree_pass descriptors.
18310 * tree-ssa-copyrename.c: Update tree_pass descriptors.
18311 * tree-ssa-ccp.c: Update tree_pass descriptors.
18312 * df-core.c: Update tree_pass descriptors.
18313 * mode-switching.c: Update tree_pass descriptors.
18314 * tree-nomudflap.c: Update tree_pass descriptors.
18315 * modulo-sched.c: Update tree_pass descriptors.
18316 * ipa-pure-const.c: Update tree_pass descriptors.
18317 * cse.c: Update tree_pass descriptors.
18318 * web.c: Update tree_pass descriptors.
18319 * tree-stdarg.c: Update tree_pass descriptors.
18320 * tree-ssa-math-opts.c: Update tree_pass descriptors.
18321 * tree-ssa-dom.c: Update tree_pass descriptors.
18322 * tree-nrv.c: Update tree_pass descriptors.
18323 * tree-ssa-alias.c: Update tree_pass descriptors.
18324 * loop-init.c: Update tree_pass descriptors.
18325 * gimple-low.c: Update tree_pass descriptors.
18326 * ipa-inline.c: Update tree_pass descriptors.
18327 * tree-ssa-sink.c: Update tree_pass descriptors.
18328 * global.c: Update tree_pass descriptors.
18329 * ifcvt.c: Update tree_pass descriptors.
18330 * jump.c: Update tree_pass descriptors.
18331 * predict.c: Update tree_pass descriptors.
18332 * tree-ssa-loop.c: Update tree_pass descriptors.
18333 * recog.c: Update tree_pass descriptors.
18334 * dse.c: Update tree_pass descriptors.
18335 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
18336 * tree-eh.c: Update tree_pass descriptors.
18337 * regmove.c: Update tree_pass descriptors.
18339 * function.c: Update tree_pass descriptors.
18340 * tree-vectorizer.c: Update tree_pass descriptors.
18341 * gcse.c: Update tree_pass descriptors.
18342 * ipa-type-escape.c: Update tree_pass descriptors.
18343 * tree-if-conv.c: Update tree_pass descriptors.
18344 * init-regs.c: Update tree_pass descriptors.
18345 * ipa.c: Update tree_pass descriptors.
18346 * tree-ssa-phiopt.c: Update tree_pass descriptors.
18347 * rtl-factoring.c: Update tree_pass descriptors.
18348 * lower-subreg.c: Update tree_pass descriptors.
18349 * bt-load.c: Update tree_pass descriptors.
18350 * tree-dfa.c: Update tree_pass descriptors.
18351 * except.c: Update tree_pass descriptors.
18352 * emit-rtl.c: Update tree_pass descriptors.
18353 * cfgexpand.c: Update tree_pass descriptors.
18354 * tree-cfgcleanup.c: Update tree_pass descriptors.
18355 * cfgcleanup.c: Update tree_pass descriptors.
18356 * tree-ssa-pre.c: Update tree_pass descriptors.
18357 * tree-sra.c: Update tree_pass descriptors.
18358 * tree-mudflap.c: Update tree_pass descriptors.
18359 * tree-ssa-copy.c: Update tree_pass descriptors.
18360 * cfglayout.c: Update tree_pass descriptors.
18361 * tree-ssa-forwprop.c: Update tree_pass descriptors.
18362 * tree-ssa-dce.c: Update tree_pass descriptors.
18363 * tree-ssa.c: Update tree_pass descriptors.
18364 * regclass.c: Update tree_pass descriptors.
18365 * integrate.c: Update tree_pass descriptors.
18366 * tree-optimize.c: Update tree_pass descriptors.
18367 * tree-ssa-phiprop.c: Update tree_pass descriptors.
18368 * tree-object-size.c: Update tree_pass descriptors.
18369 * combine.c: Update tree_pass descriptors.
18370 * tree-outof-ssa.c: Update tree_pass descriptors.
18371 * bb-reorder.c: Update tree_pass descriptors.
18372 * stack-ptr-mod.c: Update tree_pass descriptors.
18373 * var-tracking.c: Update tree_pass descriptors.
18374 * tree-profile.c: Update tree_pass descriptors.
18375 * tree-vect-generic.c: Update tree_pass descriptors.
18376 * reg-stack.c: Update tree_pass descriptors.
18377 * sched-rgn.c: Update tree_pass descriptors.
18378 * tree-ssa-structalias.c: Update tree_pass descriptors.
18379 * tree-cfg.c: Update tree_pass descriptors.
18380 * passes.c (current_pass): Update declaration.
18381 (finish_optimization_passes): Update.
18382 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
18383 (register_one_dump_file, register_dump_files_1, next_pass_1):
18385 (init_optimization_passes): Update handling of new types.
18386 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
18387 * ipa-struct-reorg.c: Update tree_pass descriptors.
18388 * tree-ssa-reassoc.c: Update tree_pass descriptors.
18389 * combine-stack-adj.c: Update tree_pass descriptors.
18390 * cfgrtl.c: Update tree_pass descriptors.
18391 * dce.c: Update tree_pass descriptors.
18392 * tree-ssanames.c: Update tree_pass descriptors.
18394 2008-03-19 Richard Guenther <rguenther@suse.de>
18396 PR middle-end/35609
18397 * tree-ssa.c (walk_data): New structure.
18398 (warn_uninitialized_var): If not always_executed warn with "maybe"
18400 (execute_early_warn_uninitialized): Compute post-dominators.
18401 Initialize always_executed before processing each basic block.
18403 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
18406 * config/i386/i386.c (x86_this_parameter): Calculate correct location
18407 of "this" pointer when "regparm = N" or "fastcall" is in effect.
18409 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18411 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
18413 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
18415 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
18417 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
18418 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
18419 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
18420 target after ignore has been set, and move there also the commputation
18421 of subtarget and original_target.
18422 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
18423 (LANG_HOOKS_INITIALIZER): Remove it.
18424 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
18426 2008-03-18 Richard Guenther <rguenther@suse.de>
18428 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
18429 found an expression with constants, note that in the VN for the lhs.
18430 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
18431 fold them to constants if possible. Run cleanup_cfg if done so.
18432 (execute_pre): Return todo.
18433 (do_pre): Likewise.
18434 (execute_fre): Likewise.
18435 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
18437 (get_prop_source_stmt): Look through pointer conversions.
18439 2008-03-18 Jan Hubicka <jh@suse.cz>
18441 * tree-pretty-print.c: Include predict.h.
18442 (dump_generic_node): Dump predictor.
18443 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
18444 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
18445 * gimple-low.c (lower_stmt): Likewise.
18446 * expr.c (expand_expr_real): Likewise.
18447 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
18449 (build_predict_expr, build_predict_expr): New.
18450 * predict.h (predictor_name, build_predict_expr): Update.
18451 * c-typeck.c (c_finish_bc_stmt): Add prediction.
18452 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
18453 * predict.def (PRED_CONTINUE): Update hitrate.
18454 * tree.def (PREDICT_EXPR): Define.
18455 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
18456 do not handle BIND_EXPR.
18457 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
18458 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
18459 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
18462 2008-03-18 Michael Matz <matz@suse.de>
18464 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
18466 2008-03-18 Richard Guenther <rguenther@suse.de>
18468 * tree-gimple.h (is_gimple_invariant_address): Declare.
18469 (is_gimple_constant): Likewise.
18470 * tree-gimple.c (is_gimple_constant): New function.
18471 (is_gimple_invariant_address): Likewise.
18472 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
18473 and is_gimple_invariant_address.
18474 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
18476 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
18477 an addressable base.
18479 2008-03-18 Jakub Jelinek <jakub@redhat.com>
18481 PR middle-end/35611
18482 * gimplify.c (gimplify_expr): Gimplify second operand of
18485 2008-03-17 Richard Guenther <rguenther@suse.de>
18487 PR tree-optimization/19637
18488 * fold-const.c (fold_unary): Remove restrictions of removing
18489 intermediate pointer-conversions (P2)(P1)P0.
18490 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
18491 conversion to void pointer.
18492 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
18494 2008-03-16 James E. Wilson <wilson@tuliptree.org>
18497 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
18498 emulated thread local variables.
18500 2008-03-16 Richard Guenther <rguenther@suse.de>
18502 PR middle-end/35607
18503 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
18504 expand TREE_INVARIANT operations that are not gimple invariant.
18506 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
18508 * doc/extend.texi (Alignment): Say that the ABI controls
18509 the __alignof__ for non-strict-alignment targets rather
18510 than being a recommendation.
18512 2008-03-15 Paul Brook <paul@codesourcery.com>
18514 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
18516 (arm_output_fn_unwind): Mark functions that can not be unwound.
18518 2008-03-15 Paul Brook <paul@codesourcery.com>
18520 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
18521 extension instructions.
18523 2008-03-15 Richard Guenther <rguenther@suse.de>
18525 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
18526 and fold constant aggregate refs.
18527 (fold_const_aggregate_ref): Handle string constants
18528 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
18529 (evaluate_stmt): Simplify now that ccp_fold folds constant
18532 2008-03-15 Paul Brook <paul@codesourcery.com>
18534 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
18535 (extzv): Use gen_extzv_t2.
18536 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
18538 2008-03-15 Richard Guenther <rguenther@suse.de>
18540 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
18541 (fold_const_aggregate_ref): Likewise.
18542 (get_value): Return NULL if we don't have any values.
18543 (ccp_finalize): Set const_val to NULL after freeing it.
18544 * tree-flow.h (get_symbol_constant_value): Declare.
18545 (fold_const_aggregate_ref): Likewise.
18546 * tree-ssa-sccvn.c (try_to_simplify): Use them.
18548 2008-03-15 Richard Guenther <rguenther@suse.de>
18550 PR middle-end/35593
18551 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
18552 to not produce negative array indices if not allowed. Add
18553 parameter to indicate that.
18554 (maybe_fold_offset_to_component_ref): Allow negative array
18555 indices only for the first member of a structure.
18556 (maybe_fold_offset_to_reference): Allow negative array indices.
18557 (maybe_fold_stmt_addition): Likewise.
18559 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
18560 Anatoly Sokolov <aesok@post.ru>
18562 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
18563 (avr_arch): Add ARCH_AVR6.
18564 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
18565 (initial_elimination_offset): Initialize and use 'avr_pc_size'
18566 instead of fixed value 2.
18567 (print_operand_address): Use gs() asm specifier instead of pm().
18568 (avr_assemble_integer): (Ditto.).
18569 (avr_output_addr_vec_elt): (Ditto.).
18570 (print_operand): Handle "!" code.
18571 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
18572 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
18573 (AVR_HAVE_EIJMP_EICALL): Define.
18574 (AVR_3_BYTE_PC): Redefine.
18575 (AVR_2_BYTE_PC): (Ditto.).
18576 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
18577 (LINK_SPEC): Add atmega2560 and atmega2561.
18578 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
18580 * config/avr/avr.md (call_insn): Use eicall instead of icall
18581 for 3 byte PC devices.
18582 (call_value_insn): (Ditto.).
18583 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
18584 (indirect_jump): Use only for for 2 byte PC devices.
18585 (*tablejump): (Ditto.).
18586 (*indirect_jump_avr6): Add insn.
18587 (*tablejump_rjmp): Don't use for 3 byte PC devices.
18588 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
18589 instead of ijmp for 3 byte PC devices.
18590 (__tablejump2__): (Ditto.).
18591 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
18592 (MULITLIB_DIRNAMES): (Ditto.).
18593 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
18595 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
18597 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
18598 "sse2_umulsidi3". Use V1DI mode for operand 0.
18599 ("mmx_psadbw"): Use V1DI mode for operand 0.
18600 * config/i386/i386-modes.def (V1SI): New vector mode.
18601 * config/i386/i386.c (struct builtin_description)
18602 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
18603 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
18604 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
18605 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
18606 v1di_ftype_v8qi_v8qi type.
18607 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
18609 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
18610 __builtin_ia32_pmuludq]: Fix the mode of return value.
18612 2008-03-15 Richard Guenther <rguenther@suse.de>
18614 PR middle-end/35595
18615 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
18618 2008-03-14 Bob Wilson <bob.wilson@acm.org>
18620 * doc/invoke.texi (Option Summary, Xtensa Options): Document
18621 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
18622 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
18623 unless TARGET_SERIALIZE_VOLATILE is enabled.
18624 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
18625 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
18626 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
18628 2008-03-14 Richard Guenther <rguenther@suse.de>
18630 PR tree-optimization/34172
18631 * tree-flow.h (refs_may_alias_p): Declare.
18632 (get_single_def_stmt): Likewise.
18633 (get_single_def_stmt_from_phi): Likewise.
18634 (get_single_def_stmt_with_phi): Likewise.
18635 * tree-dfa.c (refs_may_alias_p): New function.
18636 (get_single_def_stmt): Likewise.
18637 (get_single_def_stmt_from_phi): Likewise.
18638 (get_single_def_stmt_with_phi): Likewise.
18639 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
18640 (vn_reference_lookup_1): New helper function.
18641 (vn_reference_lookup): Walk the virtual use-def chain to
18642 continue searching for a match if the def does not alias the
18643 reference we are looking for.
18645 2008-03-14 David Edelsohn <edelsohn@gnu.org>
18647 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
18648 archive and Perzl. Update The Written Word listing.
18650 2008-03-14 Richard Guenther <rguenther@suse.de>
18652 PR tree-optimization/34043
18653 PR tree-optimization/33989
18654 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
18656 (bitmap_find_leader): Use extra argument to verify dominance
18657 relationship inside a basic-block.
18658 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
18659 (find_leader_in_sets): Adjust.
18660 (create_component_ref_by_pieces): Take extra argument for
18661 dominance check, handle lookup failures.
18662 (find_or_generate_expression): Likewise.
18663 (create_expression_by_pieces): Likewise.
18664 (insert_into_preds_of_block): Adjust.
18665 (create_value_expr_from): If asked for, verify all operands
18666 are in the blocks AVAIL_OUT set.
18667 (make_values_for_stmt): Check for SSA_NAMEs that are life
18668 over an abnormal edge.
18669 (compute_avail): Remove such check.
18670 (do_SCCVN_insertion): New function.
18671 (eliminate): If we do not find a leader suitable for replacement
18672 insert a replacement expression from SCCVN if available.
18673 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
18674 (struct vn_ssa_aux): Add needs_insertion flag.
18675 * tree-ssa-sccvn.c (may_insert): New global flag.
18676 (copy_reference_ops_from_ref): Value-number union member access
18677 based on its size, not type and member if insertion is allowed.
18678 (visit_reference_op_load): For a weak match from union type
18679 punning lookup a view-converted value and insert a SSA_NAME
18680 for that value if that is not found.
18681 (visit_use): Make dumps shorter. Do not disallow value numbering
18682 SSA_NAMEs that are life over an abnormal edge to constants.
18683 (free_scc_vn): Release inserted SSA_NAMEs.
18684 (run_scc_vn): New flag to specify whether insertion is allowed.
18685 Process SSA_NAMEs in forward order.
18686 * tree-ssa-loop-im.c (for_each_index): Handle invariant
18687 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
18688 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
18689 pointer type to/from integral types that do not change the
18690 precision to regular conversions.
18692 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18694 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
18695 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
18696 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
18697 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
18698 input arguments and the mode of return value. Built-in functions
18699 that operate on whole 64-bit MMX register now use V1DI mode.
18701 2008-03-13 Alon Dayan <alond@il.ibm.com>
18702 Olga Golovanevsky <olga@il.ibm.com>
18704 PR tree-optimization/35041
18705 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
18706 to locate the right position in a statement.
18708 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
18712 * config/i386/xmmintrin.h: Change all static inline functions to
18713 extern inline and add __gnu_inline__ attribute.
18714 * config/i386/bmintrin.h: Ditto.
18715 * config/i386/smmintrin.h: Ditto.
18716 * config/i386/tmmintrin.h: Ditto.
18717 * config/i386/mmintrin-common.h: Ditto.
18718 * config/i386/ammintrin.h: Ditto.
18719 * config/i386/emmintrin.h: Ditto.
18720 * config/i386/pmmintrin.h: Ditto.
18721 * config/i386/mmintrin.h: Ditto.
18722 * config/i386/mm3dnow.h: Ditto.
18724 2008-03-13 Jakub Jelinek <jakub@redhat.com>
18726 PR middle-end/35185
18727 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
18728 (lower_omp_2): New function.
18729 (lower_omp_1, lower_omp): Rewritten.
18731 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
18734 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
18735 with the phrase "Microsoft Windows compilers".
18736 (Push/Pop Macro Pragmas): New subsection. Document
18737 #pragma push_macro and pragma pop_macro.
18739 2008-03-12 Paul Brook <paul@codesourcery.com>
18741 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
18743 2008-03-12 Paul Brook <paul@codesourcery.com>
18745 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
18746 (thumb2_alusi3_short): Exclude PLUS and MINUS.
18747 (thumb2_addsi_shortim): Rename ...
18748 (thumb2_addsi_short): ... to this. Allow register operands.
18749 (thumb2_subsi_short): New pattern.
18750 (thumb2_one_cmplsi2_short,
18751 thumb2_negsi2_short): New patterns and peepholes.
18753 2008-03-12 Paul Brook <paul@codesourcery.com>
18755 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
18757 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
18759 * config/i386/i386.md (int_cond): New code iterator.
18761 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
18762 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
18763 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
18764 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
18765 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
18766 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
18767 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
18768 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
18770 2008-03-12 Paul Brook <paul@codesourcery.com>
18772 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
18773 instead of {arm,thumb}_compute_save_reg_mask.
18774 (output_return_instruction): Ditto.
18775 (thumb_unexpanded_epilogue): Ditto.
18776 (thumb1_expand_prologue): Ditto.
18777 (thumb1_output_function_prologue): Ditto.
18778 (arm_set_return_address): Ditto.
18779 (thumb_set_return_address): Ditto.
18780 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
18781 regs to achieve stack alignment.
18782 (thumb1_compute_save_reg_mask): Fix compiler warning.
18783 (arm_output_epilogue): Use offsets->saved_regs_mask.
18784 Adjust stack pointer by poping call clobered registers.
18785 (arm_expand_prologue): Use offsets->saved_regs_mask.
18786 Adjust stack pointer by pushing extra registers.
18787 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
18789 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
18792 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
18793 conversion to the operands of a multiplication.
18795 2008-03-12 Richard Guenther <rguenther@suse.de>
18797 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
18798 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
18799 * timevar.def (TV_TREE_PHIPROP): Add.
18800 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
18801 pass description. Use TV_TREE_PHIPROP.
18802 * tree-ssa-forwprop.c: Remove phiprop code.
18804 2008-03-12 Jakub Jelinek <jakub@redhat.com>
18806 PR middle-end/35549
18807 * omp-low.c (maybe_lookup_decl): Constify first argument.
18808 (use_pointer_for_field): Change last argument from bool to
18809 omp_context *. Disallow shared copy-in/out in nested
18810 parallel if decl is shared in outer parallel too.
18811 (build_outer_var_ref, scan_sharing_clauses,
18812 lower_rec_input_clauses, lower_copyprivate_clauses,
18813 lower_send_clauses, lower_send_shared_vars): Adjust callers.
18815 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
18816 Ira Rosen <irar@il.ibm.com>
18818 * tree-vectorizer.c (free_stmt_vec_info): New function.
18819 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
18820 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
18821 * tree-vectorizer.h (free_stmt_vec_info): Declare.
18822 * tree-vect-transform.c (vectorizable_conversion): Free
18823 vec_oprnds0 if it was allocated.
18824 (vect_permute_store_chain): Remove unused VECs.
18825 (vectorizable_store): Free VECs that are allocated in the..
18827 (vect_transform_strided_load, vectorizable_load): Likewise.
18828 (vect_remove_stores): Simplify the code.
18829 (vect_transform_loop): Move code to vect_remove_stores().
18830 Call vect_remove_stores() and free_stmt_vec_info().
18832 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18834 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
18835 TARGET_HPUX. Revise comment.
18836 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
18837 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
18838 Use sr4 variant of `be' instruction when not generating PIC code.
18839 (attr_length_call): Adjust for above change.
18841 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18843 * ipa-reference.c (static_execute): Remove module_statics_const and
18844 associated setting code.
18846 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18849 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
18850 predicate for operand 1.
18851 (paritysi2_cmp): Use register_operand predicate for operand 2.
18852 Use earlyclobber modifier for operand 1. Remove support for
18854 (paritydi2_cmp): Use register_operand predicate for operand 3.
18855 Use earlyclobber modifier for operand 1. Remove support for
18858 2008-03-11 Paul Brook <paul@codesourcery.com>
18859 Vladimir Prus <vladimir@codesourcery.com>
18861 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
18862 (arm_compute_save_reg0_reg12_mask): Always
18863 check if register 11 must be saved. Always safe hard frame pointer
18864 when frame_pointer_needeed.
18865 (arm_compute_save_reg_mask): Save IP and PC
18866 only with apcs frames.
18867 (arm_output_epilogue): Adjust Thumb2 codepath to
18868 be also invoked and work for ARM non-apcs frames.
18869 (arm_expand_prologue): Don't bother saving IP
18870 for non-apcs frame, since it's not clobbered by
18871 prologue code. Implement non-apcs frame
18874 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18876 PR rtl-optimization/35281
18877 * expr.c (convert_move): Use a new pseudo for the intermediate
18878 from_mode->word_mode result.
18880 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
18882 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
18883 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
18884 * toplev.c (compile_file): Don't call it.
18886 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
18888 PR middle-end/35526
18889 * expr.c (store_expr): Call emit_block_move if the mode
18890 of "temp" RTX is BLKmode.
18892 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
18893 Richard Guenther <rguenther@suse.de>
18895 PR tree-optimization/31358
18896 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
18897 the step with a NULL_TREE.
18898 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
18899 to sizetype if type is a pointer type.
18900 (add_candidate_1): Don't convert the base and step to
18901 the generic type if the orginal type is a pointer type.
18902 (add_iv_value_candidates): Use sizetype for the step
18903 if type is a pointer type.
18904 (cand_value_at): Likewise.
18905 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
18907 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
18908 Don't convert the tem affine to the type.
18909 (add_elt_to_tree): Use sizetype for the step if a pointer.
18910 Use POINTER_PLUS_EXPR for pointers.
18911 (aff_combination_to_tree): Use sizetype for the step if a
18914 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
18916 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
18917 Remove commutativity hint.
18919 2008-03-10 Jakub Jelinek <jakub@redhat.com>
18923 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
18924 errorneous type. Check that v is a VAR_DECL.
18926 PR middle-end/35099
18927 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
18929 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
18931 PR tree-optimization/35494
18932 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
18933 may be overriden at link and run time.
18935 2008-03-10 Richard Guenther <rguenther@suse.de>
18937 PR tree-optimization/34677
18938 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
18939 (poolify_tree): Likewise.
18940 (modify_expr_template): Likewise.
18941 (poolify_modify_stmt): Likewise.
18942 (insert_fake_stores): Handle all component-ref style stores
18943 in addition to INDIRECT_REF. Also handle complex types.
18944 Do not poolify the inserted load.
18945 (realify_fake_stores): Do not rebuild the tree but only
18946 make it a SSA_NAME copy.
18947 (init_pre): Remove initialzation of modify_expr_template.
18948 Do not allocate modify_expr_node_pool.
18949 (fini_pre): Do not free modify_expr_node_pool.
18951 2008-03-10 Paul Brook <paul@codesourcery.com>
18953 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
18954 to avoid conflicts.
18956 2008-03-10 Paul Brook <paul@codesourcery.com>
18957 Mark Shinwell <shinwell@codesourcery.com>
18959 * config/arm/cortex-r4.md: New.
18960 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
18962 * config/arm/arm.md: Include cortex-r4.md.
18963 (insn): Add smmls, sdiv and udiv values.
18964 (generic_sched): Don't use generic scheduling for Cortex-R4.
18965 (arm_issue_rate): New function.
18966 (TARGET_SCHED_ISSUE_RATE): Define.
18968 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
18970 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
18972 2008-03-10 Richard Guenther <rguenther@suse.de>
18974 * tree-ssa-pre.c (get_sccvn_value): Simplify.
18975 (compute_avail): Do not add stmt uses to AVAIL_OUT.
18977 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
18979 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
18980 Set default to true.
18982 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18984 * c.opt (Wsynth): Deprecate.
18985 * doc/invoke.texi (Option Summary, Warning Options): Document
18986 -Wno-format-contains-nul.
18988 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
18991 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
18992 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
18994 2008-03-09 Ira Rosen <irar@il.ibm.com>
18996 * config/rs6000/rs6000.c (builtin_description): Rename vector
18997 left shift operations.
18998 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
18999 (altivec_vsl<VI_char>): Rename to ...
19000 (ashl<mode>3): ... new name.
19001 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
19003 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
19005 2008-03-08 Richard Guenther <rguenther@suse.de>
19007 * coverage.h (tree_coverage_counter_addr): Declare.
19008 * coverage.c (tree_coverage_counter_addr): New function.
19009 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
19010 before using again.
19011 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
19012 (tree_gen_one_value_profiler): Likewise.
19013 (tree_gen_ic_profiler): Likewise.
19014 (tree_gen_average_profiler): Likewise.
19015 (tree_gen_ior_profiler): Likewise.
19017 2008-03-08 Richard Guenther <rguenther@suse.de>
19019 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
19020 (vn_binary_op_insert): Likewise.
19021 (vn_unary_op_lookup): Likewise.
19022 (vn_unary_op_insert): Likewise.
19023 (vn_nary_op_lookup): Declare.
19024 (vn_nary_op_insert): Likewise.
19025 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
19026 and binary hashes, use a single obstack for unary_op_pool
19027 and binary_op_pool.
19028 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
19029 a single struct vn_nary_op_s. Store tree code length and
19030 a variable number of operands.
19031 (struct vn_reference_op_struct): Remove unused op2.
19032 (vn_reference_op_eq): Do not compare op2.
19033 (vn_reference_op_compute_hash): Do not compute hash of op2.
19034 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
19035 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
19036 with vn_nary_op_compute_hash.
19037 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
19038 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
19040 (vn_unary_op_insert, vn_binary_op_insert): Replace with
19042 (visit_unary_op): Call nary functions.
19043 (visit_binary_op): Likewise.
19044 (process_scc): Adjust for struct vn_tables_s changes.
19045 (allocate_vn_table): Likewise.
19046 (free_vn_table): Likewise.
19047 * tree-vn.c (vn_add): Call nary functions.
19048 (vn_lookup): Likewise.
19050 2008-03-08 Jakub Jelinek <jakub@redhat.com>
19053 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
19054 wdst back after sync_compare_and_swapqhi_internal.
19056 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
19059 * config/i386/i386-modes.def (V1DI): New vector mode.
19060 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
19061 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
19062 (MMXMODE248): Ditto.
19063 (MMXMODE): Add V1DI mode.
19064 (mmxvecsize): Change DI mode to V1DI mode.
19065 ("mov<mode>): Use MMXMODEI8 mode iterator.
19066 ("*mov<mode>_internal_rex64"): Ditto.
19067 ("*mov<mode>_internal"): Ditto.
19068 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
19069 ("mmx_sub<mode>3"): Ditto.
19070 ("mmx_adddi3"): Remove insn pattern.
19071 ("mmx_subdi3"): Ditto.
19072 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
19073 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
19074 ("mmx_ashl<mode>3"): Ditto.
19075 ("mmx_lshrdi3"): Remove insn pattern.
19076 ("mmx_ashldi3"): Ditto.
19077 * config/i386/i386.c (classify_argument): Handle V1DImode.
19078 (function_arg_advance_32): Ditto.
19079 (function_arg_32): Ditto.
19080 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
19081 mmx_addv1di3 insn pattern.
19082 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
19083 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
19084 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
19085 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
19086 Remove definitions of built-in functions.
19087 (V1DI_type_node): New node.
19088 (v1di_ftype_v1di_int): Ditto.
19089 (v1di_ftype_v1di_v1di): Ditto.
19090 (v2si_ftype_v2si_si): Ditto.
19091 (v4hi_ftype_v4hi_di): Remove node.
19092 (v2si_ftype_v2si_di): Ditto.
19093 (ix86_init_mmx_sse_builtins): Handle V1DImode.
19094 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
19095 Redefine builtins using def_builtin_const with *_ftype_*_int node.
19096 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
19097 Add new builtins using def_builtin_const.
19098 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
19099 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
19100 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
19101 * config/i386/mmintrin.h (__v1di): New typedef.
19102 (_mm_add_si64): Cast arguments to __v1di type.
19103 (_mm_sub_si64): Ditto.
19104 (_mm_sll_pi16): Cast __count to __v4hi type.
19105 (_mm_sll_pi32): Cast __count to __v2si type.
19106 (_mm_sll_si64): Cast arguments to __v1di type.
19107 (_mm_srl_pi16): Cast __count to __v4hi type.
19108 (_mm_srl_pi32): Cast __count to __v2si type.
19109 (_mm_srl_si64): Cast arguments to __v1di type.
19110 (_mm_sra_pi16): Cast __count to __v4hi type.
19111 (_mm_sra_pi32): Cast __count to __v2si type.
19112 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
19113 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
19114 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
19115 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
19116 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
19117 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
19118 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
19119 (_mm_srai_pi32): Use __builtin_ia32_psradi.
19120 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
19121 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
19122 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
19123 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
19125 2008-03-07 Joseph Myers <joseph@codesourcery.com>
19127 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
19129 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
19132 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
19133 reg+const addressing for Altivec modes. Don't generate reg+reg
19134 addressing for TFmode or TDmode quantities.
19136 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
19138 * c-common.c (vector_types_convertible_p): Call langhook
19139 instead of comptypes.
19141 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
19144 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
19145 integral and scalar float variables which have a
19148 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
19150 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
19151 dwarf_register_span hook when emitting unwind information for
19152 register-to-memory saves.
19153 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
19154 (rs6000_frame_related): Remove call to spe_synthesize_frame.
19156 2008-03-06 Jakub Jelinek <jakub@redhat.com>
19158 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
19159 for the same VAR_DECL.
19161 2008-03-06 Tom Tromey <tromey@redhat.com>
19163 * treelang: Delete.
19164 * doc/standards.texi (Standards): Don't mention treelang.
19165 * doc/invoke.texi (Overall Options): Don't mention treelang.
19166 * doc/install.texi (Prerequisites): Don't mention bison or
19168 (Configuration): Don't mention treelang.
19169 (Building): Likewise.
19170 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
19172 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
19174 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
19175 word-extractions out of a multi-word object.
19177 2008-03-06 Richard Guenther <rguenther@suse.de>
19179 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
19180 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
19181 result type and precision.
19182 * expr.c (get_inner_reference): Set unsignedp based on the result
19183 type of BIT_FIELD_REF.
19184 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
19185 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
19186 (try_instantiate_multiple_fields): Likewise. Use the correct type
19188 (sra_build_assignment): Likewise.
19189 (sra_build_elt_assignment): Likewise.
19190 (sra_explode_bitfield_assignment): Likewise.
19191 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
19192 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
19193 set BIT_FIELD_REF_UNSIGNED.
19194 (vectorizable_load): Likewise.
19196 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
19198 * cse.c (cse_extended_basic_block): Invalidate artificial defs
19201 2008-03-06 Richard Guenther <rguenther@suse.de>
19203 * alias.c (struct alias_set_entry): Move has_zero_child field
19204 to pack with alias_set.
19206 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
19208 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
19211 2008-03-05 Ian Lance Taylor <iant@google.com>
19213 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
19215 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
19217 * fwprop.c (update_df): Support width and offset parameters of
19219 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
19220 global_conflicts): Change DF_REF_EXTRACT to either
19221 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19222 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19223 * df-scan.c (df_ref_record, df_defs_record,
19224 df_ref_create_structure, df_def_record_1, df_uses_record,
19225 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
19226 df_bb_refs_collect, df_entry_block_defs_collect,
19227 df_exit_block_uses_collect): Support new width and offset fields.
19228 (ref_extract_pool): New storage pool.
19229 (df_free_ref): New function.
19230 (df_reg_chain_unlink, df_free_collection_rec,
19231 df_sort_and_compress_refs): Call df_free_ref.
19232 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
19234 (df_ref_create_structure): Allocate df_ref_extract if offset and
19235 width fields are used.
19236 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
19237 (df_uses_record): Get offset and width from ZERO_EXTRACT
19239 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
19240 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19241 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19242 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
19243 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
19244 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
19245 (df_ref_extract): New structure.
19246 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
19247 (df_ref_create): Add width and offset parameters.
19249 2008-03-05 Richard Guenther <rguenther@suse.de>
19251 * tree-ssa-structalias.c (get_constraint_for_component_ref):
19252 Use ranges_overlap_p.
19253 (offset_overlaps_with_access): Rename
19254 to ranges_overlap_p and move ...
19255 * tree-flow-inline.h (ranges_overlap_p): ... here.
19257 * tree.h (get_inner_reference, handled_component_p): Update
19260 * tree.h (record_component_aliases, get_alias_set,
19261 alias_sets_conflict_p, alias_sets_must_conflict_p,
19262 objects_must_conflict_p): Move declarations ...
19263 * alias.h (record_component_aliases, get_alias_set,
19264 alias_sets_conflict_p, alias_sets_must_conflict_p,
19265 objects_must_conflict_p): ... here.
19266 Include coretypes.h.
19267 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
19269 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
19271 * cfg.c: Include tree-flow.h.
19272 (remove_edge_raw): Call redirect_edge_var_map_clear.
19273 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
19274 * tree-flow-inline.h (redirect_edge_var_map_def): New.
19275 (redirect_edge_var_map_result): New.
19276 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
19277 PENDING_STMT use with redirect_edge_var_map_*.
19278 * tree-ssa.c (edge_var_maps): New definition.
19279 (redirect_edge_var_map_add): New.
19280 (redirect_edge_var_map_clear): New.
19281 (redirect_edge_var_map_dup): New.
19282 (redirect_edge_var_map_vector): New.
19283 (redirect_edge_var_map_destroy): New.
19284 (ssa_redirect_edge): Replace PENDING_STMT use with
19285 redirect_edge_var_map_*.
19286 (flush_pending_stmts): Same.
19287 (delete_tree_ssa): Destroy edge var map.
19288 * tree-flow.h (struct _edge_var_map): New.
19289 Define edge_var_map vector type.
19290 Declare redirect_edge_var_map_* prototypes.
19291 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
19292 * tree-cfg.c (reinstall_phi_args): Replace
19293 PENDING_STMT use with redirect_edge_var_map_*.
19295 2008-03-05 Richard Guenther <rguenther@suse.de>
19297 PR tree-optimization/35472
19298 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
19299 whose single use_stmt has a overlapping set of loaded and
19300 stored symbols as that use_stmt might be a noop assignment then.
19302 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
19304 * gthr-rtems.h: Implement __gthread_mutex_destroy.
19306 2008-03-05 Richard Guenther <rguenther@suse.de>
19309 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
19310 should be constants.
19311 * tree-cfg.c (verify_expr): Verify it.
19312 * fold-const.c (fold_truthop): Remove code generating
19313 BIT_FIELD_REFs of structure bases.
19314 (fold_binary): Likewise.
19315 (fold_ternary): Position and size of BIT_FIELD_REFs are
19316 always host integers.
19317 (make_bit_field_ref): Remove.
19318 (optimize_bit_field_compare): Remove.
19319 (all_ones_mask_p): Remove.
19321 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
19324 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
19325 (split_block_and_df_analyze): New. Split basic block and rebuild
19327 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
19329 (split_pattern_seq): Likewise.
19330 (erase_matching_seqs): Likewise.
19331 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
19333 2008-03-04 Geoff Keating <geoffk@apple.com>
19335 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
19336 declaration and code.
19337 (tree_invalid_nonnegative_warnv_p): Likewise.
19339 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
19341 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
19342 examples. Truncate option-names then causing overfull hbox.
19344 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19347 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
19349 * configure: Rebuilt.
19351 2008-03-04 Rafael Espíndola <espindola@google.com>
19353 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
19354 (tree_unary_nonnegative_warnv_p): New.
19355 (tree_binary_nonnegative_warnv_p): New.
19356 (tree_single_nonnegative_warnv_p): New.
19357 (tree_invalid_nonnegative_warnv_p): New.
19358 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
19360 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19363 * opts.c (handle_option): Postpone 'unknown option' errors only for
19366 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
19369 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
19372 2008-03-04 Rafael Espíndola <espindola@google.com>
19374 * fold-const.c (tree_unary_nonzero_warnv_p): New.
19375 (tree_binary_nonzero_warnv_p): New.
19376 (tree_single_nonzero_warnv_p): New.
19377 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
19379 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
19381 PR middle-end/35456
19382 * fold-const.c (fold_cond_expr_with_comparison): Prevent
19383 transformations for modes that have signed zeros.
19384 * ifcvt.c (noce_try_abs): Ditto.
19386 2008-03-04 Joseph Myers <joseph@codesourcery.com>
19388 * config/i386/i386.c (override_options): Force
19389 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
19391 2008-03-04 Jan Hubicka <jh@suse.cz>
19394 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
19397 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19399 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
19400 label to probe the stack.
19402 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
19404 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
19405 (__gthr_win32_mutex_destroy): Declare.
19406 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
19407 __gthr_win32_mutex_destroy.
19408 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
19410 2008-03-03 Jan Hubicka <jh@suse.cz>
19413 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
19414 aggressive on inlining cold calls.
19416 2008-03-03 Richard Guenther <rguenther@suse.de>
19418 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
19419 struct copies into the expression table.
19420 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
19421 (try_to_simplify): Likewise.
19422 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
19423 integral and pointer arguments which do not change the
19424 precision to NOP_EXPRs.
19425 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
19426 VIEW_CONVERT_EXPR case.
19428 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
19430 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
19431 defined in a loop at depth 0 is invariant.
19432 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
19433 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
19434 be called at loop depth 0.
19436 2008-03-02 Jakub Jelinek <jakub@redhat.com>
19439 * gcc.c (process_command): Update copyright notice dates.
19440 * gcov.c (print_version): Likewise.
19441 * gcov-dump.c (print_version): Likewise.
19442 * mips-tfile.c (main): Likewise.
19443 * mips-tdump.c (main): Likewise.
19445 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19448 * c-common.c (flag_permissive): Delete.
19449 (constant_expression_warnings): Check flags first.
19450 (constant_expression_error): New.
19451 * c-common.h (flag_permissive): Delete.
19452 (constant_expression_error): Declare.
19453 * flags.h (flag_permissive): Declare. Update description.
19454 * diagnostic.c (pedwarn): Update.
19456 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
19457 (permissive_error_kind): New.
19458 * toplev.c (flag_permissive): Define. Update description.
19459 * toplev.h (permissive_error_kind): Declare.
19460 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
19461 (pedwarn_c90): Use pedantic_warning_kind.
19462 * c-opts.c (c_common_post_options): flag_permissive does not affect
19463 flag_pedantic_errors.
19465 2008-03-02 Joseph Myers <joseph@codesourcery.com>
19467 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
19468 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
19469 __absvsi2, __absvDI2): Use unsigned arithmetic.
19471 2008-03-02 Andi Kleen <ak@suse.de>
19472 Richard Guenther <rguenther@suse.de>
19474 * struct-equiv.c: Remove file.
19475 * cfg_cleanup.c (condjump_equiv_p): Remove.
19476 * Makefile.in (OBJS-common): Remove struct-equiv.o.
19477 (struct-equiv.o): Remove rule.
19478 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
19479 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
19480 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
19482 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19484 * ifcvt.c (noce_process_if_block): Try to handle only the then
19485 block if the else block exists but isn't suitable.
19487 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19490 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
19491 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
19492 regression from previous patch.
19494 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
19497 * gthr.h: Add __gthread_mutex_destroy as a function that must be
19499 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
19500 * gthr-single.h (__gthread_mutex_destroy): Likewise.
19501 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
19502 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
19503 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
19504 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
19505 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
19506 (__gthread_mutex_destroy_function): Rename to
19507 __gthread_mutex_destroy.
19508 * gthr-dce.h (__gthread_mutex_destroy): Call
19509 pthread_mutex_destroy.
19510 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
19511 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
19512 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
19514 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19516 * df-scan.c (df_ref_chain_change_bb): Simplify.
19517 (df_insn_change_bb): Add new_bb argument. Simplify. Call
19518 set_block_for_insn if there's any change.
19519 * df.h ((df_insn_change_bb): Fix prototype.
19520 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
19521 df_insn_change_bb, don't call set_block_for_insn.
19522 * emit-rtl.c (reorder_insns): Likewise.
19523 * haifa-sched.c (move_insn): Likewise.
19525 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19527 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
19529 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
19531 * tree-flow-inline.h (next_readonly_imm_use): Return
19532 NULL_USE_OPERAND_P after the end.
19534 2008-03-01 Richard Guenther <rguenther@suse.de>
19536 PR tree-optimization/35411
19537 * tree-sra.c (sra_build_assignment): Split conversion to
19538 final type to a separate statement if we are not assigning
19541 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19543 * fold-const.c (fold_convertible_p): Correct the logic to follow
19544 that in fold_convert().
19546 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
19549 * tree-inline.c (build_duplicate_type): When we make a
19550 duplicate type, make it unique in the canonical types system.
19552 2008-02-29 Tom Tromey <tromey@redhat.com>
19554 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
19555 input_file_stack_history, input_file_stack_restored): Remove.
19556 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19557 * input.h (struct file_stack): Remove.
19558 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
19559 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
19561 * diagnostic.h (struct diagnostic_context) <last_module>: Change
19563 (diagnostic_last_module_changed): Add 'map' argument.
19564 (diagnostic_set_last_function): Likewise.
19565 * diagnostic.c (undiagnostic_report_current_module): Iterate using
19566 line map, not input_file_stack.
19567 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
19569 2008-02-29 Paul Brook <paul@codesourcery.com>
19571 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
19573 2008-02-29 Paul Brook <paul@codesourcery.com>
19575 * config/arm/ieee754-df.S (muldf3): Use RET macros.
19577 2008-02-29 Richard Guenther <rguenther@suse.de>
19579 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
19581 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
19582 value for comparing for a store match.
19583 (simplify_unary_expression): Do nothing for SSA_NAMEs.
19584 (try_to_simplify): Do not do a full-blown reference lookup.
19586 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19588 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
19589 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
19591 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
19593 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
19595 * tree-loop-linear.c (try_interchange_loops): Compare memory access
19596 strides against cache sizes.
19598 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
19600 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
19603 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
19605 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
19606 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
19607 is smaller than the original promoted value.
19608 (simplify_subreg): If OP is a SUBREG, try to preserve its
19609 SUBREG_PROMOTED_VAR_P information.
19611 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
19613 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
19614 (VN_INFO_GET): Allocate new objects on the obstack.
19615 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
19616 for rpo_numbers_temp, for consistency.
19617 (free_scc_vn): Free the obstack.
19619 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
19621 * doc/invoke.texi: Document -ftree-loop-distribution.
19622 * tree-loop-distribution.c: New.
19623 * tree-pass.h (pass_loop_distribution): New.
19624 * graphds.h (struct graph): Add htab_t indices.
19625 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
19626 * tree-vectorizer.c (rename_variables_in_loop): Extern.
19627 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
19628 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
19629 * tree-data-ref.c (debug_data_dependence_relations): New.
19630 (dump_data_dependence_relation): Also print data references.
19631 (free_data_ref): Extern.
19632 (same_access_functions): Moved...
19633 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
19634 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19635 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
19636 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
19637 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
19638 (stmts_from_loop): Skip LABEL_EXPR.
19639 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
19641 (build_rdg): Initialize rdg->indices htab.
19642 (free_rdg, stores_from_loop, ref_base_address,
19643 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
19644 have_similar_memory_accesses_1, ref_base_address_1,
19645 remove_similar_memory_refs): New.
19646 * tree-data-ref.h: Depend on tree-chrec.h.
19647 (debug_data_dependence_relations, free_data_ref): Declared.
19648 (same_access_functions): ... here.
19649 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
19651 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
19652 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
19653 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
19654 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
19655 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
19656 rdg_vertex_for_stmt): Declared.
19657 (struct rdg_edge): Add level.
19659 (free_rdg, stores_from_loop, remove_similar_memory_refs,
19660 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
19662 (rdg_has_similar_memory_accesses): New.
19663 * tree-vect-analyze.c: Remove unused static decls.
19664 * lambda.h (dependence_level): New.
19665 * common.opt (ftree-loop-distribution): New.
19666 * tree-flow.h (mark_virtual_ops_in_bb,
19667 slpeel_tree_duplicate_loop_to_edge_cfg,
19668 rename_variables_in_loop): Declared.
19669 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
19670 (OBJS-common): Add tree-loop-distribution.o.
19671 (tree-loop-distribution.o): New rule.
19672 * tree-cfg.c (mark_virtual_ops_in_bb): New.
19673 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
19674 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
19676 2008-02-28 Joseph Myers <joseph@codesourcery.com>
19679 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
19680 other than structures and unions.
19682 2008-02-28 Richard Guenther <rguenther@suse.de>
19685 2008-02-26 Richard Guenther <rguenther@suse.de>
19687 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19688 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19689 (lookup_decl_from_uid): Declare.
19690 (remove_decl_from_map): Likewise.
19691 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19692 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19693 (decl_for_uid_map): New global hashtable mapping DECL_UID
19695 (init_ttree): Allocate it.
19696 (insert_decl_to_uid_decl_map): New helper function.
19697 (make_node_stat): Insert new decls into the map.
19698 (copy_node_stat): Likewise.
19699 (lookup_decl_from_uid): New function.
19700 (remove_decl_from_map): Likewise.
19701 (print_decl_for_uid_map_statistics): New helper.
19702 (dump_tree_statistics): Call it.
19704 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19705 (referenced_var_iterator): Adjust.
19706 (FOR_EACH_REFERENCED_VAR): Adjust.
19707 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19708 (num_referenced_vars): Adjust.
19709 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19710 (first_referenced_var): Remove.
19711 (end_referenced_vars_p): Likewise.
19712 (next_referenced_var): Likewise.
19713 (referenced_var_iterator_set): New helper function.
19714 * tree-dfa.c (referenced_var_lookup): Adjust.
19715 (referenced_var_check_and_insert): Likewise.
19716 (remove_referenced_var): Likewise.
19717 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
19718 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19719 (verify_call_clobbering): Likewise.
19720 (verify_memory_partitions): Likewise.
19721 (init_tree_ssa): Allocate bitmap instead of hashtable for
19723 (delete_tree_ssa): Adjust.
19724 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
19725 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
19726 (compute_tag_properties): Likewise.
19727 (set_initial_properties): Likewise.
19728 (find_partition_for): Likewise.
19729 (update_reference_counts): Likewise.
19730 (dump_may_aliases_for): Likewise.
19731 * tree-ssa-operands.c (add_virtual_operand): Likewise.
19732 (add_call_clobber_ops): Likewise.
19733 (add_call_read_ops): Likewise.
19734 (get_asm_expr_operands): Likewise.
19735 * tree-into-ssa.c (dump_decl_set): Likewise.
19736 (update_ssa): Likewise.
19737 * tree-sra.c (scan_function): Likewise.
19738 (decide_instantiations): Likewise.
19739 (scalarize_parms): Likewise.
19740 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
19741 (dsa_named_for): Likewise.
19742 * tree-ssa-structalias.c (update_alias_info): Likewise.
19743 (merge_smts_into): Likewise.
19745 2008-02-27 David Daney <ddaney@avtrex.com>
19748 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
19749 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
19750 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
19751 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
19752 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
19754 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
19757 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
19758 (BUILT_IN_NEXTTOWARD): Remove.
19759 (BUILT_IN_NEXTTOWARDF): Ditto.
19760 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
19761 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
19763 2008-02-27 Tom Tromey <tromey@redhat.com>
19765 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
19766 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
19768 2008-02-27 Jan Beulich <jbeulich@novell.com>
19770 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
19771 update the respective field on newdecl.
19773 2008-02-27 Revital Eres <eres@il.ibm.com>
19775 PR rtl-optimization/34999
19776 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
19777 crossing edges that ends with a call insn.
19778 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
19779 call insn and clear the EDGE_CROSSING flag of the crossing edge
19780 when fixing fallthru edges.
19782 2008-02-27 Richard Guenther <rguenther@suse.de>
19784 PR middle-end/35390
19785 * fold-const.c (fold_unary): Return the correct argument,
19786 converted to the result type.
19788 2008-02-27 Richard Guenther <rguenther@suse.de>
19790 PR middle-end/34971
19791 * expr.c (expand_expr_real_1): Assert on rotates that operate
19793 * fold-const.c (fold_binary): Use the types precision, not the
19794 bitsize of the mode if folding rotate expressions. Build rotates
19795 only for full modes.
19797 2008-02-27 Jakub Jelinek <jakub@redhat.com>
19799 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
19800 and CPP_PRAGMA_EOL.
19801 * c-pragma.c (pragma_ns_name): New typedef.
19802 (registered_pp_pragmas): New variable.
19803 (c_pp_lookup_pragma): New function.
19804 (c_register_pragma_1): If flag_preprocess_only, do nothing
19805 for non-expanded pragmas, for expanded ones push pragma's
19806 namespace and name into registered_pp_pragmas vector.
19807 (c_invoke_pragma_handler): Register OpenMP pragmas even when
19808 flag_preprocess_only, don't register GCC pch_preprocess
19809 pragma if flag_preprocess_only.
19810 * c-opts.c (c_common_init): Call init_pragma even if
19811 flag_preprocess_only.
19812 * c-pragma.c (c_pp_lookup_pragma): New prototype.
19813 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
19814 cpp_register_pragma if flag_preprocess_only.
19816 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19819 * c-parser.c (c_parser_translation_unit): Warn for empty
19820 translation unit, not empty source file.
19822 2008-02-26 Paul Brook <paul@codesourcery.com>
19824 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
19825 operand for Thumb-2.
19826 * config/arm/arm.h (reg_class): Add CORE_REGS.
19827 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
19828 (BASE_REG_CLASS): Use CORE_REGS.
19829 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
19830 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
19831 (REGNO_OK_FOR_INDEX_P): Exclude SP.
19832 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
19833 ARM_REGNO_OK_FOR_INDEX_P.
19834 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
19835 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
19836 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
19837 (ldm/stm peepholes): Ditto.
19838 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
19839 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
19840 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
19841 * config/arm/constraints.md: Enable "k" constraint on ARM.
19843 2008-02-27 Ben Elliston <bje@au.ibm.com>
19845 * config/rs6000/rs6000.c: Annotate cache line size field in all
19846 instances of struct processor_costs.
19848 2008-02-26 David Edelsohn <edelsohn@gnu.org>
19850 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
19851 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
19852 jump_bypass): New counters.
19853 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
19854 * dce.c (gate_ud_dce): Same.
19855 (gate_fast_dce): Same.
19856 * dse.c (gate_dse1): New function.
19857 (gate_dse2): New function.
19858 (gate_dse): Merge results of new gate functions.
19859 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
19860 (gate_handle_jump_bypass): Add dbg_cnt.
19861 (gate_handle_gcse): Add dbg_cnt.
19862 * ifcvt.c (gate_handle_if_conversion): Same.
19863 (gate_handle_if_after_combine): Same.
19864 (gate_handle_if_after_reload): Same.
19865 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
19867 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
19869 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
19871 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
19873 2008-02-26 Jason Merrill <jason@redhat.com>
19876 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
19877 alone if it's the naming decl for the type's main variant.
19879 2008-02-26 Tom Tromey <tromey@redhat.com>
19881 * system.h (USE_MAPPED_LOCATION): Poison.
19882 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
19883 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
19884 (make_goto_expr_edges): Likewise.
19885 (remove_bb): Likewise.
19886 (execute_warn_function_return): Likewise.
19887 * basic-block.h (struct edge_def) <goto_locus>: Change type to
19889 * c-common.c (fname_decl): Remove old location code.
19890 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
19892 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
19894 (ASM_INPUT_SOURCE_LOCATION): Likewise.
19895 (gen_rtx_ASM_INPUT): Likewise.
19896 (gen_rtx_ASM_INPUT_loc): Likewise.
19897 (get_rtx_asm_OPERANDS): Remove.
19898 * cfglayout.c (insn_locators_alloc): Remove old location code.
19899 (set_curr_insn_source_location): Likewise.
19900 (curr_insn_locator): Likewise.
19901 * print-tree.c (print_node): Remove old location code.
19902 * tree-mudflap.c (mf_varname_tree): Remove old location code.
19903 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
19904 * cfgexpand.c (expand_gimple_cond_expr): Don't use
19905 location_from_locus.
19906 (construct_exit_block): Remove old location code.
19907 * emit-rtl.c (force_next_line_note): Remove old location code.
19908 * profile.c (branch_prob): Remove old location code.
19909 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
19910 LOC_LINE): Remove old-location variants.
19911 * langhooks.c (lhd_print_error_function): Remove old location
19913 * configure, config.in: Rebuilt.
19914 * configure.ac (--enable-mapped-location): Remove.
19915 * c-decl.c (c_init_decl_processing): Remove old location code.
19916 (finish_function): Likewise.
19917 * recog.c (decode_asm_operands): Remove old location code.
19918 * c-pch.c (c_common_read_pch): Remove old location code.
19919 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
19921 * gimple-low.c (lower_function_body): Remove old location code.
19922 * toplev.c (unknown_location): Remove.
19923 (push_srcloc): Remove old-location variant.
19924 (process_options): Remove old location code.
19925 (lang_dependent_init): Likewise.
19926 * input.h (UNKNOWN_LOCATION): Move definition.
19927 (location_t): Undeprecate.
19928 (source_locus): Remove.
19929 (location_from_locus): Remove.
19930 (struct location_s): Remove.
19931 Remove all old-location code.
19932 (input_line, input_filename): Remove.
19933 * final.c (final_scan_insn): Remove old location code.
19934 * diagnostic.c (diagnostic_build_prefix): Remove
19935 USE_MAPPED_LOCATION test.
19936 * tree.h (gimple_stmt) <locus>: Now a location_t.
19937 (tree_exp) <locus>: Likewise.
19938 (DECL_IS_BUILTIN): Remove old-location variant.
19939 (annotate_with_file_line, annotate_with_locus): Likewise.
19940 (expr_locus, set_expr_locus): Update.
19941 * tree.c (build1_stat): Remove old location code.
19942 (last_annotated_node): Remove.
19943 (annotate_with_file_line): Remove old-location variant.
19944 (annotate_with_locus): Likewise.
19945 (expr_location): Remove old location code.
19946 (set_expr_location): Likewise.
19947 (expr_has_location): Likewise.
19948 (expr_locus): Likewise.
19949 (set_expr_locus): Likewise.
19950 (expr_filename): Don't use location_from_locus.
19951 (expr_lineno): Likewise.
19952 * rtl-error.c (location_for_asm): Remove old location code.
19953 * c-lex.c (cb_line_change): Remove old location code.
19954 (fe_file_change): Likewise.
19955 (cb_def_pragma): Likewise.
19956 (c_lex_with_flags): Likewise.
19957 * gengtype.c (do_typedef): Don't special-case location types.
19958 (define_location_structures): Remove.
19959 (main): Don't call define_location_structures.
19960 * tree-pretty-print.c (dump_implicit_edges): Remove old location
19963 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19966 * builtins.def (BUILT_IN_STDARG_START): Remove.
19967 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
19968 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
19969 * tree-inline.c (inline_forbidden_p_1): Likewise.
19971 2008-02-26 Richard Guenther <rguenther@suse.de>
19973 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
19974 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
19975 (lookup_decl_from_uid): Declare.
19976 (remove_decl_from_map): Likewise.
19977 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
19978 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
19979 (decl_for_uid_map): New global hashtable mapping DECL_UID
19981 (init_ttree): Allocate it.
19982 (insert_decl_to_uid_decl_map): New helper function.
19983 (make_node_stat): Insert new decls into the map.
19984 (copy_node_stat): Likewise.
19985 (lookup_decl_from_uid): New function.
19986 (remove_decl_from_map): Likewise.
19987 (print_decl_for_uid_map_statistics): New helper.
19988 (dump_tree_statistics): Call it.
19990 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
19991 (referenced_var_iterator): Adjust.
19992 (FOR_EACH_REFERENCED_VAR): Adjust.
19993 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
19994 (num_referenced_vars): Adjust.
19995 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
19996 (first_referenced_var): Remove.
19997 (end_referenced_vars_p): Likewise.
19998 (next_referenced_var): Likewise.
19999 (referenced_var_iterator_set): New helper function.
20000 * tree-dfa.c (referenced_var_lookup): Adjust.
20001 (referenced_var_check_and_insert): Likewise.
20002 (remove_referenced_var): Likewise.
20003 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20004 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20005 (verify_call_clobbering): Likewise.
20006 (verify_memory_partitions): Likewise.
20007 (init_tree_ssa): Allocate bitmap instead of hashtable for
20009 (delete_tree_ssa): Adjust.
20010 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20011 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20012 (compute_tag_properties): Likewise.
20013 (set_initial_properties): Likewise.
20014 (find_partition_for): Likewise.
20015 (update_reference_counts): Likewise.
20016 (dump_may_aliases_for): Likewise.
20017 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20018 (add_call_clobber_ops): Likewise.
20019 (add_call_read_ops): Likewise.
20020 (get_asm_expr_operands): Likewise.
20021 * tree-into-ssa.c (dump_decl_set): Likewise.
20022 (update_ssa): Likewise.
20023 * tree-sra.c (scan_function): Likewise.
20024 (decide_instantiations): Likewise.
20025 (scalarize_parms): Likewise.
20026 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20027 (dsa_named_for): Likewise.
20028 * tree-ssa-structalias.c (update_alias_info): Likewise.
20029 (merge_smts_into): Likewise.
20031 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20034 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
20035 * c-opts.c (c_common_handle_option): Wall enables
20036 Wvolatile-register-var.
20037 * common.opt: Move Wvolatile-register-var to...
20040 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20042 * common.opt (Wlarger-than=): New.
20043 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
20045 * opts.c (common_handle_option): Handle -Wlarger-than=.
20046 * optc-gen.awk: Likewise.
20047 * opth-gen.awk: Likewise.
20048 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
20049 * tree-optimize.c (tree_rest_of_compilation): Likewise.
20051 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20053 * c-common.c (match_case_to_enum_1): Add appropriate
20054 OPT_W* parameter to warning.
20055 (c_do_switch_warnings): Likewise.
20056 * c-typeck.c (warning_init): Add one more parameter following
20057 'warning' function.
20058 (push_init_level): Update call to warning_init.
20059 (pop_init_level): Likewise.
20060 (add_pending_init): Likewise.
20061 (output_init_element: Likewise.
20063 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20066 * toplev.c (toplev_main): If there are warnings or error, print
20067 errors for ignored options.
20068 * opts.c (ignored_options): New static variable.
20069 (postpone_unknown_option_error): New.
20070 (print_ignored_options): New.
20071 (handle_option): Postpone errors for unknown -Wno-* options.
20072 * opts.h (print_ignored_options): Declare.
20074 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
20076 * config/mips/mips.md (loadgp_blockage, blockage): Change type
20079 2008-02-25 Richard Guenther <rguenther@suse.de>
20082 2008-02-25 Richard Guenther <rguenther@suse.de>
20084 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20085 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20086 (lookup_decl_from_uid): Declare.
20087 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20088 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20089 (decl_for_uid_map): New global hashtable mapping DECL_UID
20091 (init_ttree): Allocate it.
20092 (insert_decl_to_uid_decl_map): New helper function.
20093 (make_node_stat): Insert new decls into the map.
20094 (copy_node_stat): Likewise.
20095 (lookup_decl_from_uid): New function.
20096 (print_decl_for_uid_map_statistics): New helper.
20097 (dump_tree_statistics): Call it.
20099 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20100 (referenced_var_iterator): Adjust.
20101 (FOR_EACH_REFERENCED_VAR): Adjust.
20102 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20103 (num_referenced_vars): Adjust.
20104 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20105 (first_referenced_var): Remove.
20106 (end_referenced_vars_p): Likewise.
20107 (next_referenced_var): Likewise.
20108 (referenced_var_iterator_set): New helper function.
20109 * tree-dfa.c (referenced_var_lookup): Adjust.
20110 (referenced_var_check_and_insert): Likewise.
20111 (remove_referenced_var): Likewise.
20112 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20113 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20114 (verify_call_clobbering): Likewise.
20115 (verify_memory_partitions): Likewise.
20116 (init_tree_ssa): Allocate bitmap instead of hashtable for
20118 (delete_tree_ssa): Adjust.
20119 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20120 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20121 (compute_tag_properties): Likewise.
20122 (set_initial_properties): Likewise.
20123 (find_partition_for): Likewise.
20124 (update_reference_counts): Likewise.
20125 (dump_may_aliases_for): Likewise.
20126 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20127 (add_call_clobber_ops): Likewise.
20128 (add_call_read_ops): Likewise.
20129 (get_asm_expr_operands): Likewise.
20130 * tree-into-ssa.c (dump_decl_set): Likewise.
20131 (update_ssa): Likewise.
20132 * tree-sra.c (scan_function): Likewise.
20133 (decide_instantiations): Likewise.
20134 (scalarize_parms): Likewise.
20135 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20136 (dsa_named_for): Likewise.
20137 * tree-ssa-structalias.c (update_alias_info): Likewise.
20138 (merge_smts_into): Likewise.
20140 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20143 * doc/invoke.texi (-fcx-limited-range): Document new option.
20144 * toplev.c (process_options): Handle -fcx-fortran-rules.
20145 * common.opt: Add documentation for -fcx-fortran-rules.
20147 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
20150 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
20151 actual behaviour and C99.
20153 2008-02-26 Ben Elliston <bje@au.ibm.com>
20155 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
20156 (ASM_CPU_POWER6_SPEC): Likewise.
20157 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
20158 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
20159 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
20161 2008-02-25 Richard Guenther <rguenther@suse.de>
20163 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
20164 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
20165 (lookup_decl_from_uid): Declare.
20166 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
20167 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
20168 (decl_for_uid_map): New global hashtable mapping DECL_UID
20170 (init_ttree): Allocate it.
20171 (insert_decl_to_uid_decl_map): New helper function.
20172 (make_node_stat): Insert new decls into the map.
20173 (copy_node_stat): Likewise.
20174 (lookup_decl_from_uid): New function.
20175 (print_decl_for_uid_map_statistics): New helper.
20176 (dump_tree_statistics): Call it.
20178 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
20179 (referenced_var_iterator): Adjust.
20180 (FOR_EACH_REFERENCED_VAR): Adjust.
20181 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
20182 (num_referenced_vars): Adjust.
20183 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
20184 (first_referenced_var): Remove.
20185 (end_referenced_vars_p): Likewise.
20186 (next_referenced_var): Likewise.
20187 (referenced_var_iterator_set): New helper function.
20188 * tree-dfa.c (referenced_var_lookup): Adjust.
20189 (referenced_var_check_and_insert): Likewise.
20190 (remove_referenced_var): Likewise.
20191 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
20192 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20193 (verify_call_clobbering): Likewise.
20194 (verify_memory_partitions): Likewise.
20195 (init_tree_ssa): Allocate bitmap instead of hashtable for
20197 (delete_tree_ssa): Adjust.
20198 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
20199 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
20200 (compute_tag_properties): Likewise.
20201 (set_initial_properties): Likewise.
20202 (find_partition_for): Likewise.
20203 (update_reference_counts): Likewise.
20204 (dump_may_aliases_for): Likewise.
20205 * tree-ssa-operands.c (add_virtual_operand): Likewise.
20206 (add_call_clobber_ops): Likewise.
20207 (add_call_read_ops): Likewise.
20208 (get_asm_expr_operands): Likewise.
20209 * tree-into-ssa.c (dump_decl_set): Likewise.
20210 (update_ssa): Likewise.
20211 * tree-sra.c (scan_function): Likewise.
20212 (decide_instantiations): Likewise.
20213 (scalarize_parms): Likewise.
20214 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
20215 (dsa_named_for): Likewise.
20216 * tree-ssa-structalias.c (update_alias_info): Likewise.
20217 (merge_smts_into): Likewise.
20219 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
20222 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
20223 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
20224 * alias.h (nonoverlapping_memrefs_p): Likewise.
20226 2008-02-25 Jan Beulich <jbeulich@novell.com>
20228 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
20229 * config/i386/netware-libgcc.exp: Add __bswap?i2,
20230 __emultls_get_address, __emultls_register_common,
20231 __floatundi?f, and _Unwind_GetIPInfo.
20232 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
20233 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
20234 (gen_regparm_prefix): Likewise.
20235 (i386_nlm_encode_section_info): Sync with
20236 config/i386/winnt.c:i386_pe_encode_section_info().
20237 (i386_nlm_maybe_mangle_decl_assembler_name): New.
20238 i386_nlm_mangle_decl_assembler_name): New.
20239 (netware_override_options): New.
20240 * config/i386/netware.h (netware_override_options): Declare.
20241 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
20242 (i386_nlm_mangle_decl_assembler_name): Declare.
20243 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
20245 2008-02-25 Ben Elliston <bje@au.ibm.com>
20248 * c-decl.c (grokdeclarator): Remove unused local variables
20249 `typedef_type' and `type_as_written'.
20251 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
20252 unused local variable `has_hot_blocks'.
20253 (fix_crossing_conditional_branches): Remove unused local variable
20256 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
20258 PR middle-end/19984
20259 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
20260 using DEF_C99_BUILTIN.
20261 (BUILT_IN_NANF): Ditto.
20262 (BUILT_IN_NANL): Ditto.
20264 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
20265 Revital Eres <eres@il.ibm.com>
20267 * modulo-sched.c (calculate_must_precede_follow): Address TODO
20268 regarding the order of two dependent insns in the same row.
20270 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
20272 * stor-layout.c (layout_decl): Do not bump the alignment of a
20273 bit-field to more than byte alignment if it is packed.
20275 2008-02-24 David Edelsohn <edelsohn@gnu.org>
20277 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
20280 2008-02-24 Diego Novillo <dnovillo@google.com>
20282 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
20285 * tree-vrp.c (vrp_evaluate_conditional): With
20286 -Wtype-limits, emit a warning when comparing against a
20287 constant outside the natural range of OP0's type.
20288 * c.opt (Wtype-limits): Move ...
20289 * common.opt (Wtype-limits): ... here.
20291 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
20293 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
20294 * config/rs6000/e300c2c3.md: New file.
20295 * config/rs6000/rs6000.c (processor_costs): Add new costs for
20297 (rs6000_override_options): Add e300c2 and e300c3 cases to
20298 processor_target_table. Do not allow usage of Altivec or Spe
20299 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
20300 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
20301 * config/rs6000/rs6000.h (processor_type): Add
20302 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
20303 (ASM_CPU_SPEC): Add e300c2 and e300c3.
20304 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
20305 and ppce300c3. Include e300c2c3.md.
20307 2008-02-23 David Edelsohn <edelsohn@gnu.org>
20309 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
20310 instead of TARGET_STRICT_ALIGN.
20312 2008-02-23 Joseph Myers <joseph@codesourcery.com>
20314 * explow.c (memory_address): Assert that the generated address is
20317 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20320 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
20321 * config/darwin-ppc-ldouble-patch.def: New file.
20322 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
20323 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
20324 SUBTARGET_INIT_BUILTINS if defined.
20325 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
20328 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20331 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
20332 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
20334 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
20337 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
20338 file" warning condtional on -Winvalid-PCH.
20340 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
20342 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
20344 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
20348 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
20349 prevent reload from using MMX registers.
20350 (*mov<mode>_internal): Ditto.
20351 (*movv2sf_internal_rex64): Ditto.
20352 (*movv2sf_internal): Ditto.
20354 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20356 PR documentation/31569
20357 * doc/install.texi2html: Use makeinfo --no-number-sections.
20359 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20361 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
20362 ensure that we can address an entire entity > 8 bytes. Don't
20363 generate reg+reg addressing for such data.
20365 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20367 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
20368 strings when optimizing for size, unless the target cares about
20371 2008-02-22 Tom Tromey <tromey@redhat.com>
20373 * regclass.c (current_pass): Remove declaration.
20375 2008-02-22 Anatoly Sokolov <aesok@post.ru>
20377 * config/avr/libgcc.S (__RAMPZ__): Define.
20378 (__do_copy_data): Add for devices with 128KB code memory.
20380 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
20382 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
20384 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
20386 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
20388 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
20391 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20394 * c-typeck.c (build_binary_op): Warn about floating point
20395 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
20397 2008-02-21 Janis Johnson <janis187@us.ibm.com>
20400 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
20401 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
20403 (rs6000_override_options): Set altivec_abi as default, not override,
20404 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
20405 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
20406 is used; use new member spe_abi.
20407 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
20408 spe_abi and altivec_abi.
20410 2008-02-22 Tomas Bily <tbily@suse.cz>
20412 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
20414 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20417 * config.build (build_file_translate): Set to `CMD //c' only if
20419 * Makefile.in (build_file_translate): Improve comment.
20421 2008-02-21 Jan Hubicka <jh@suse.cz>
20423 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
20424 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
20425 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
20427 2008-02-21 Michael Matz <matz@suse.de>
20430 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
20432 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
20434 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
20435 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
20436 as insn constraint.
20437 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
20438 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
20439 SSE_VEC_FLOAT_MODE_P as insn constraint.
20440 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
20441 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
20442 sse4a_movntdf using MODEF mode iterator.
20443 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
20444 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
20445 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
20446 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
20447 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
20448 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
20449 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
20451 2008-02-21 Richard Guenther <rguenther@suse.de>
20453 * tree.def (PAREN_EXPR): New tree code.
20454 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
20456 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
20457 * expr.c (expand_expr_real_1): Likewise.
20458 * tree-inline.c (estimate_num_insns_1): Likewise.
20459 * tree-complex.c (expand_complex_move): Likewise.
20460 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
20463 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20466 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
20468 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
20471 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
20473 * config/sh/sh.c (find_barrier): Don't go past
20474 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
20476 2008-02-20 DJ Delorie <dj@redhat.com>
20478 * config/h8300/h8300.md (insv): Force source operand to be a register.
20480 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
20481 as a jump, not as a plain insn.
20483 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
20485 * doc/invoke.texi (Warning Options): Add new option
20486 -Wframe-larger-than=.
20487 (-Wframe-larger-than): Document.
20489 * flags.h (warn_frame_larger_than, frame_larger_than_size):
20490 Add declarations for new option variables.
20492 * final.c (final_start_function): Check the frame size
20493 before emission and issue a Wframe-larger-than warning.
20495 * opts.c (warn_frame_larger_than, frame_larger_than_size):
20496 Add definitions for new option variables.
20497 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
20499 * common.opt (Wframe-larger-than=): New option.
20501 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20503 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
20504 (<sse>_div<mode>3): Ditto.
20505 (<sse>_vmdiv<mode>3): Ditto.
20506 (<sse>_vmsqrt<mode>2): Ditto.
20507 (*smax<mode>3): Ditto.
20508 (sse5_frcz<mode>2): Ditto.
20509 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
20510 as insn constraint.
20512 2008-02-20 Richard Guenther <rguenther@suse.de>
20514 PR middle-end/35265
20515 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
20516 be happy with INTEGRAL_TYPE_P.
20518 2008-02-20 Richard Guenther <rguenther@suse.de>
20520 * fold-const.c (split_tree): Associate floatig-point expressions
20521 if flag_associative_math is set.
20523 2008-02-20 Richard Guenther <rguenther@suse.de>
20525 * tree.h (fold_real_zero_addition_p): Declare.
20526 * fold-const.c (fold_real_zero_addition_p): Export.
20527 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
20528 floating-point operations with zero and one.
20530 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
20532 * doc/install.texi: Correct references to CFLAGS, replacing them
20533 with BOOT_CFLAGS. Document flags used during bootstrap for
20536 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
20538 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
20539 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
20540 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
20542 (smin<mode>3): Ditto from similar patterns.
20543 (smax<mode>3): Ditto.
20544 (*ieee_smin<mode>3): Ditto.
20545 (*ieee_smax<mode>3): Ditto.
20546 * config/i386/sse.md (sse): New mode attribute.
20547 (mov<mode>): Macroize expander from movv4sf and movv2df using
20548 SSEMODEF2P mode iterator.
20549 (<sse>_movnt<mode>): Ditto from similar patterns. Use
20550 SSE_VEC_FLOAT_MODE_P as insn constraint.
20551 (storent<mode>): Ditto.
20552 (storent<mode>): Macroize expander from storentsf and storentdf using
20553 MODEF mode iterator.
20554 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
20555 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
20556 (abs<mode>2): Ditto from similar patterns.
20557 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
20558 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
20559 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
20560 (<sse>_vmsqrt<mode>2): Ditto.
20561 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
20562 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
20563 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
20564 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
20565 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
20566 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
20567 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
20569 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
20570 iterator and SSE_FLOAT_MODE_P as insn constraint.
20571 (<sse>_ucomi): Ditto from similar patterns.
20572 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
20573 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
20574 SSE_VEC_FLOAT_MODE_P as insn constraint.
20575 (vcond<mode>): Ditto from similar patterns.
20576 (and<mode>3, *and<mode>3): Ditto.
20577 (<sse>_nand<mode>3): Ditto.
20578 (ior<mode>3, *ior<mode>3): Ditto.
20579 (xor<mode>3, *xor<mode>3): Ditto.
20580 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
20581 iterator and SSE_FLOAT_MODE_P as insn constraint.
20582 (*nand<mode>3): Ditto from similar patterns.
20583 (*ior<mode>3): Ditto.
20584 (*xor<mode>3): Ditto.
20586 2008-02-20 Ira Rosen <irar@il.ibm.com>
20588 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
20589 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
20590 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
20592 2008-02-19 Jan Hubicka <jh@suse.cz>
20594 * predict.c (tree_bb_level_predictions): Remove variable next
20595 mistakely introduced by previous commit.
20597 2008-02-19 Jan Hubicka <jh@suse.cz>
20599 * predict.c (predict_paths_leading_to): Rewrite.
20600 (predict_paths_for_bb): New.
20601 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
20603 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20606 * Makefile.in (build_file_translate): New.
20607 (gcc-vers.texi): Use it for translating $(abs_srcdir).
20608 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
20609 * configure.ac (build_file_translate): Substitute it.
20610 * configure: Regenerate.
20612 2008-02-19 Jan Hubicka <jh@suse.cz>
20614 PR rtl-optimization/34408
20615 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
20618 2008-02-19 Jan Hubicka <jh@suse.cz>
20620 PR middle-end/28779
20621 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
20624 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
20627 * config/i386/i386-modes.def: Revert the last DI alignment
20628 change until Ada people can look into it.
20630 2008-02-19 Nick Clifton <nickc@redhat.com>
20632 * opts.c (print_specific_help): Fix typo in --help text.
20634 2008-02-19 Jakub Jelinek <jakub@redhat.com>
20637 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
20638 32-bit inline asm without asm alternatives for host GCC < 3.0.
20640 2008-02-19 Richard Guenther <rguenther@suse.de>
20642 PR tree-optimization/34989
20643 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
20644 Allow propagation to INDIRECT_REF if we can simplify only.
20646 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20648 * c-common.c (warn_for_collisions_1): Use appropriate option when
20651 2008-02-19 Nick Clifton <nickc@redhat.com>
20654 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
20655 (handle_options): Fix indentation.
20656 (print_filtered_help): If no language-specific options were
20657 displayed tell the user how to list all the options supported by
20658 the language's front-end.
20659 (print_specific_help): Fix indentation and remove duplicate line.
20660 (common_handle_option): Handle the -v option.
20661 For --help enable the display of undocumented options if the -v
20662 switch has been included on the command line.
20663 For --help= check for overlaps in the arguments between the option
20664 classes and the language names and issue a warning when they
20665 cannot be disambiguated.
20666 * c.opt (v): Pass on to the common option handler.
20668 2008-02-19 Revital Eres <eres@il.ibm.com>
20670 * modulo-sched.c (sms_schedule): Change dump message when
20671 create_ddg function fails.
20672 (try_scheduling_node_in_cycle): Rename row to cycle.
20673 (print_partial_schedule): Rename CYCLE to ROW.
20675 2008-02-19 Christian Bruel <christian.bruel@st.com>
20676 Zdenek Dvorak <ook@ucw.cz>
20678 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
20680 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20683 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
20684 (*x86_movdicc_0_m1_se): Ditto.
20686 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
20688 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
20689 (CMPtype): Define as __gcc_CMPtype.
20690 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
20691 (CMPtype): Define as __gcc_CMPtype.
20693 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
20695 Support valgrind 3.3 for --enable-checking=valgrind.
20696 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
20698 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
20699 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
20700 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
20701 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
20702 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
20703 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
20704 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
20706 * ggc-zone.c: Similar.
20707 * ggc-page.c: Similar.
20709 2008-02-19 Paul Brook <paul@codesourcery.com>
20712 * config/arm/ieee754-df.S: Fix do_it typo.
20713 * config/arm/ieee754-sf.S: Fix do_it typo.
20715 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20718 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
20719 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
20720 (OPTION_MASK_ISA_SSE_SET): Likewise.
20721 (OPTION_MASK_ISA_SSE2_SET): Likewise.
20722 (OPTION_MASK_ISA_SSE3_SET): Likewise.
20723 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
20724 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
20725 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
20726 (OPTION_MASK_ISA_SSE4_SET): Likewise.
20727 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
20728 (OPTION_MASK_ISA_SSE5_SET): Likewise.
20729 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
20730 (OPTION_MASK_ISA_MMX_UNSET): Updated.
20731 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
20732 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
20733 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
20734 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
20735 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
20736 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
20737 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
20738 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
20739 (OPTION_MASK_ISA_SSE4): Removed.
20740 (ix86_handle_option): Turn on bits in ix86_isa_flags and
20741 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
20742 (override_options): Don't turn on implied SSE/MMX bits in
20745 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
20747 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20750 2008-02-18 Joey Ye <joey.ye@intel.com>
20752 PR middle-end/34921
20753 * tree-nested.c (insert_field_into_struct): Set type alignment
20754 to field alignment if the former is less than the latter.
20756 2008-02-18 Jakub Jelinek <jakub@redhat.com>
20758 * BASE-VER: Set to 4.4.0.
20760 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20762 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
20763 * doc/cfg.texi: Likewise.
20764 * doc/extend.texi: Likewise.
20765 * doc/gty.texi: Likewise.
20766 * doc/invoke.texi: Likewise.
20767 * doc/loop.texi: Likewise.
20768 * doc/md.texi: Likewise.
20769 * doc/passes.texi: Likewise.
20770 * doc/rtl.texi: Likewise.
20771 * doc/sourcebuild.texi: Likewise.
20772 * doc/tm.texi: Likewise.
20773 * doc/tree-ssa.texi: Likewise.
20775 2008-02-17 Richard Guenther <rguenther@suse.de>
20777 PR middle-end/35227
20778 * tree-complex.c (init_parameter_lattice_values): Handle parameters
20779 without default definition.
20781 2008-02-17 Richard Guenther <rguenther@suse.de>
20783 PR tree-optimization/35231
20784 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
20787 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
20790 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20791 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20792 libgcc_cmp_return mode.
20794 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20797 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
20799 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
20801 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
20804 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20806 * doc/c-tree.texi: Use `@.' where appropriate.
20807 * doc/extend.texi: Likewise.
20808 * doc/install.texi: Likewise.
20809 * doc/invoke.texi: Likewise.
20810 * doc/loop.texi: Likewise.
20811 * doc/makefile.texi: Likewise.
20812 * doc/md.texi: Likewise.
20813 * doc/passes.texi: Likewise.
20814 * doc/standards.texi: Likewise.
20815 * doc/tm.texi: Likewise.
20817 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20819 PR middle-end/35196
20820 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
20822 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
20823 rather than in entry_bb.
20825 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20827 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
20828 libgcc_cmp_return mode.
20830 2008-02-15 Jakub Jelinek <jakub@redhat.com>
20832 PR middle-end/35130
20833 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
20834 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
20836 2008-02-15 Richard Guenther <rguenther@suse.de>
20837 Zdenek Dvorak <ook@ucw.cz>
20839 PR tree-optimization/35164
20840 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
20841 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
20842 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
20843 Only propagate addresses which do not have abnormal SSA_NAMEs
20846 2008-02-15 Joseph Myers <joseph@codesourcery.com>
20849 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
20851 2008-02-15 Jan Hubicka <jh@suse.cz>
20853 PR middle-end/35149
20854 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
20856 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20858 PR middle-end/34621
20859 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
20860 when calculating alignment_pad.
20862 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
20864 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
20865 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
20866 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
20867 and STACK_BOUNDARY define.
20869 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
20871 PR preprocessor/35061
20872 * c-pragma.c (handle_pragma_pop_macro): Check that
20873 pushed_macro_table has been allocated.
20875 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
20877 PR middle-end/35136
20878 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
20879 (force_gimple_operand): Likewise.
20880 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
20881 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
20882 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
20883 (find_interesting_uses_address): Check addressability and alignment
20884 of the base expression only after substituting bases of IVs into it.
20886 2008-02-14 Michael Matz <matz@suse.de>
20889 * function.c (instantiate_virtual_regs_in_insn): Reload address
20890 before falling back to reloading the whole operand.
20892 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
20894 * config/s390/s390.c (s390_mainpool_start): Emit the pool
20895 before the first section switch note.
20897 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20899 * doc/bugreport.texi: Update copyright years.
20900 * doc/c-tree.texi: Likewise.
20901 * doc/cfg.texi: Likewise.
20902 * doc/cpp.texi: Likewise.
20903 * doc/cppinternals.texi: Likewise.
20904 * doc/fragments.texi: Likewise.
20905 * doc/frontends.texi: Likewise.
20906 * doc/gcc.texi: Likewise.
20907 * doc/gty.texi: Likewise.
20908 * doc/hostconfig.texi: Likewise.
20909 * doc/implement-c.texi: Likewise.
20910 * doc/libgcc.texi: Likewise.
20911 * doc/loop.texi: Likewise.
20912 * doc/makefile.texi: Likewise.
20913 * doc/options.texi: Likewise.
20914 * doc/passes.texi: Likewise.
20915 * doc/rtl.texi: Likewise.
20916 * doc/sourcebuild.texi: Likewise.
20917 * doc/standards.texi: Likewise.
20918 * doc/tree-ssa.texi: Likewise.
20919 * doc/trouble.texi: Likewise.
20921 * doc/extend.texi: Use @: or add comma where appropriate.
20922 * doc/invoke.texi: Likewise.
20923 * doc/tm.texi: Likewise.
20925 2008-02-14 Alan Modra <amodra@bigpond.net.au>
20928 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
20931 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
20933 * doc/md.texi (clz, ctz): Add reference.
20934 * doc/rtl.texi (clz, ctz): Likewise.
20936 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20939 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
20942 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
20944 * config/s390/s390.c (struct constant_pool): New field
20945 emit_pool_after added.
20946 (s390_mainpool_start): Set the emit_pool_after flag according
20947 to the section switch notes.
20948 (s390_mainpool_finish): Consider emit_pool_after when emitting
20949 the literal pool at the end of the function.
20950 (s390_chunkify_start): Force literal pool splits at section
20953 2008-02-13 Michael Matz <matz@suse.de>
20956 * var-tracking.c (clobber_variable_part): Correctly traverse the
20959 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20962 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
20963 Add -fdump-ipa-inline.
20964 * tree-dump.c (dump_files): Remove tree-inlined dump.
20965 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
20967 2008-02-12 Richard Guenther <rguenther@suse.de>
20969 PR tree-optimization/35171
20970 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
20973 2008-02-12 Richard Guenther <rguenther@suse.de>
20975 PR middle-end/35163
20976 * fold-const.c (fold_widened_comparison): Use get_unwidened in
20977 value-preserving mode. Disallow final truncation.
20979 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
20981 PR middle-end/35136
20982 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
20983 code from here to...
20984 (force_gimple_operand): ...here.
20986 2008-02-12 Jakub Jelinek <jakub@redhat.com>
20989 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
20990 non-compatible pointers.
20991 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
20992 different FIELD_DECLs, try harder by comparing field offsets, sizes
20995 PR inline-asm/35160
20996 * function.c (match_asm_constraints_1): Don't replace the same input
20999 2008-02-12 Anatoly Sokolov <aesok@post.ru>
21001 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
21002 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
21003 (expand_epilogue): Restore RAMPZ register.
21004 * config/avr/avr.md (RAMPZ_ADDR): New constant.
21006 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
21008 * config/i386/cygwin.asm: (__alloca): Correct calling
21009 convention and alignment.
21010 (__chkstk): Force 8 byte stack alignment.
21012 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
21013 Richard Guenther <rguenther@suse.de>
21015 PR tree-optimization/33992
21016 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
21017 the zero we compare against.
21019 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
21021 PR libfortran/35063
21022 * gthr-win32.h (__gthread_mutex_destroy_function): New function
21023 to CloseHandle after unlocking to prevent accumulation of handle
21026 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21028 PR middle_end/34150
21029 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
21030 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
21031 and update LABEL_NUSES during and after reload.
21033 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
21035 PR middle-end/34627
21036 * combine.c (simplify_if_then_else): Make sure the comparison is
21037 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
21039 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
21042 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
21043 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
21044 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
21045 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
21046 * tree.h (get_type_static_bounds): Likewise.
21048 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21050 * doc/invoke.texi (Option Summary, C++ Dialect Options)
21051 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21052 Make -Wfoo language annotations match what the compiler outputs.
21054 2008-02-08 Sa Liu <saliu@de.ibm.com>
21056 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
21057 intrinsics spu_convts, spu_convtu, spu_convtf.
21059 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
21061 * doc/extend.texi (Function Attributes) <noinline>: Mention
21062 asm ("") as method to keep calls.
21064 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21067 * doc/options.texi (Options): Replace references to opts.sh with
21069 * opts-common.c: Likewise.
21070 * optc-gen.awk: Likewise.
21072 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
21074 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
21076 2008-02-07 Richard Henderson <rth@redhat.com>
21079 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
21080 EXPR_LIST for the REG_EQUAL instead of a comparison with a
21083 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
21085 PR tree-optimization/35085
21086 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
21087 for operand entry oe2 in addition to operand entry oe3 in order to
21088 expose more opportunities for vectorizer sum reduction.
21090 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21093 * Makefile.in (LIBS): Remove $(GMPLIBS).
21094 (cc1-dummy, cc1): Add $(GMPLIBS).
21096 2008-02-06 Jan Hubicka <jh@suse.cz>
21099 * i386.md (moddf_integer): Do not produce partial memory stalls for
21100 targets where it hurts.
21102 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
21105 * optabs.c (expand_float): Do not check for decimal modes when
21106 expanding unsigned integer through signed conversion.
21108 2008-02-06 Nick Clifton <nickc@redhat.com>
21110 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
21111 inside the clobber with a match_operand and duplicated operand
21112 number in the constraint.
21113 (ineqbranchsi): Delete redundant comment.
21115 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
21117 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
21118 builtin_define ("__USE_INIT_FINI__").
21119 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
21121 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
21123 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21125 PR documentation/30330
21126 * doc/invoke.texi (C++ Dialect Options)
21127 (Objective-C and Objective-C++ Dialect Options, Warning Options):
21128 For each warning option -Wfoo that allows -Wno-foo, ensure both
21129 -Wfoo and -Wno-foo are listed in the option index. Fix index
21130 entry of -Wswitch-default, index -Wnormalized= including the
21131 `=', and -Wlarger-than-@var{len} including @var{len}.
21133 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21135 * config/i386/i386.md (floatunssisf2): Use
21136 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
21137 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
21138 Macroize expander using MODEF mode iterator.
21140 2008-02-05 Diego Novillo <dnovillo@google.com>
21142 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
21145 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
21147 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21150 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
21152 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
21155 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
21156 to indicate if a message should be generated.
21157 (init_cumulative_args): Updated.
21158 (function_value_32): Likewise.
21160 2008-02-05 Joseph Myers <joseph@codesourcery.com>
21162 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
21164 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
21167 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
21168 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
21170 2008-02-04 Diego Novillo <dnovillo@google.com>
21172 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
21175 * tree-vrp.c (vrp_evaluate_conditional): With
21176 -Wtype-limits, emit a warning when comparing against a
21177 constant outside the natural range of OP0's type.
21179 2008-02-04 Richard Guenther <rguenther@suse.de>
21181 PR middle-end/33631
21182 * expr.c (count_type_elements): Give for unions instead of
21185 2008-02-04 Richard Guenther <rguenther@suse.de>
21187 PR middle-end/35043
21188 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
21189 to TYPE_DOMAINs base type instead of using bitsizetype here.
21191 2008-02-03 Jason Merrill <jason@redhat.com>
21193 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
21195 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21198 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
21199 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
21200 (RS/6000 and PowerPC Options): Fix typos and markup.
21201 * doc/passes.texi (Tree-SSA passes): Likewise.
21203 2008-02-02 Michael Matz <matz@suse.de>
21206 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
21207 from record_last_reg_set_info.
21208 (record_last_reg_set_info): Take an RTX argument, iterate over all
21209 constituent hardregs.
21210 (record_last_set_info, record_opr_changes): Change calls to
21211 new signature or to record_last_reg_set_info_regno.
21213 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
21215 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
21217 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
21219 PR rtl-optimization/34773
21220 * reg-notes.def (EQUAL): Mention significance of combination of
21221 REG_EQUAL and REG_RETVAL.
21222 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
21223 insn that has a REG_RETVAL.
21225 2008-02-01 Roger Sayle <roger@eyesopen.com>
21228 * configure.ac (--enable-fixed-point): Disable unless explicitly
21230 * configure: Regenerate.
21232 2008-02-01 Richard Guenther <rguenther@suse.de>
21235 * invoke.texi (-finline-limit): Remove no longer true parts
21236 of the documentation. Note that there is no default value.
21238 2008-02-01 Andrew Pinski <pinskia@gmail.com>
21239 Mark Mitchell <mark@codesourcery.com>
21240 Ben Elliston <bje@au.ibm.com>
21243 * doc/extend.texi (Other Builtins): Document.
21245 2008-01-31 Tom Browder <tom.browder@gmail.com>
21247 * doc/c-tree.texi (Types): Fix grammar.
21248 (Expression trees): Ditto.
21249 * doc/passes.texi (Tree-SSA passes): Ditto.
21251 * doc/configterms.texi (Configure Terms): Fix typo.
21252 * doc/cpp.texi (Common Predefined Macros): Ditto.
21253 * doc/md.texi (Machine Constraints): Ditto.
21255 * doc/makefile.texi (Makefile): Add comma.
21257 2008-01-31 Tom Browder <tom.browder@gmail.com>
21258 Gerald Pfeifer <gerald@pfeifer.com>
21260 * doc/sourcebuild.texi (Front End): Remove references to CVS
21261 and CVSROOT/modules.
21262 (Texinfo Manuals): Replace reference to CVS by one to SVN.
21263 (Back End): Remove reference to CVS.
21265 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21268 * config/mips/mips.c (gen_load_const_gp): New function, taking a
21270 (mips16_gp_pseudo_reg): ...here.
21271 * config/mips/mips.md (load_const_gp): Replace with...
21272 (load_const_gp_<mode>): ...this :P-based insn.
21274 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21276 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
21277 options. Minor fixes.
21278 (-std): Move reference to standards closer to where language
21279 standards are first mentioned.
21281 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
21283 PR rtl-optimization/34995
21284 * reload.c (alternative_allows_const_pool_ref): Take an rtx
21285 parameter and return a bool. If the rtx parameter is nonnull,
21286 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
21287 (find_reloads): Update call accordingly. Pass the new operand
21288 if it needed no address reloads, otherwise pass null.
21290 2008-01-30 Richard Henderson <rth@redhat.com>
21293 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
21294 for unbounded arrays.
21296 2008-01-30 Silvius Rus <rus@google.com>
21298 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
21300 2008-01-30 Jan Hubicka <jh@suse.cz>
21303 * i386.c (init_cumulative_args): Use real function declaration when
21306 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
21308 PR rtl-optimization/34998
21309 * global.c (build_insn_chain): Treat non-subreg_lowpart
21310 SUBREGs of pseudos as clobbering all the words covered by the
21311 SUBREG, not just all the bytes.
21312 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
21313 original df_ref rather than an extract parameter.
21314 (global_conflicts): Update call accordingly.
21316 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
21318 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
21319 the overflow check to make it easier to read.
21320 (__fixtfdi): Change the type of the ll member in union
21321 long_double to UDItype_x.
21323 2008-01-30 Jakub Jelinek <jakub@redhat.com>
21325 PR middle-end/34969
21326 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
21327 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
21328 * tree-inline.c (fold_marked_statements): Call
21329 cgraph_update_edges_for_call_stmt if folding a call statement.
21330 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
21331 debug_generic_stmt calls, reset it back afterwards.
21334 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
21336 * c-typeck.c (build_external_ref): Don't pedwarn about
21337 static vars in current function's scope.
21339 2008-01-29 Joseph Myers <joseph@codesourcery.com>
21341 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
21343 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
21346 * ipa-struct-reorg.c: Fix spelling.
21347 * params.def: Ditto.
21349 2008-01-29 Richard Guenther <rguenther@suse.de>
21351 PR middle-end/35006
21352 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
21354 * tree-inline.c (remap_type): Increment remapping_type_depth
21355 around remapping types.
21356 (copy_body_r): Only add referenced variables if they are referenced
21357 from code, not types.
21359 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
21370 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
21371 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
21373 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
21376 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
21377 pointer for tiny stack.
21379 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21381 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
21383 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
21385 * config/vx-common.h: Fix typo in comment.
21387 2008-01-28 Ian Lance Taylor <iant@google.com>
21391 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
21392 coalesce pointers if they have different DECL_NO_TBAA_P values.
21393 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
21394 between variables with different DECL_NO_TBAA_P values.
21396 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
21399 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
21400 are not legitimate small data references on SPE targets.
21402 2008-01-28 David Daney <ddaney@avtrex.com>
21404 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
21406 2008-01-28 David Daney <ddaney@avtrex.com>
21408 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
21410 2008-01-27 Joseph Myers <joseph@codesourcery.com>
21412 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
21413 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
21414 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
21415 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
21416 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
21417 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
21418 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
21419 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
21421 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21423 * basic-block.h (condjump_equiv_p): Fix comment.
21425 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21427 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
21428 print_generic_stmt_indented): Fix comment.
21430 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
21432 * configure.ac (__stack_chk_fail): Add detecion for availability
21433 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
21434 * configure: Regenerate.
21436 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
21438 PR middle-end/34688
21439 * final.c (output_addr_const): Handle TRUNCATE.
21441 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
21444 * tree-ssa-loop-ivopts.c (comp_cost): New type.
21445 (zero_cost, infinite_cost): New constants.
21446 (struct cost_pair): Change type of cost to comp_cost.
21447 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
21448 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
21450 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
21451 split_address_cost, ptr_difference_cost, difference_cost,
21452 get_computation_cost_at, get_computation_cost,
21453 determine_use_iv_cost_generic, determine_use_iv_cost_address,
21454 determine_use_iv_cost_condition, determine_use_iv_costs,
21455 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
21456 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
21457 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
21458 Change type of cost to comp_cost.
21459 (determine_iv_cost): Increase cost of non-original ivs, instead
21460 of decreasing the cost of original ones.
21461 (get_address_cost): Indicate the complexity of the addressing mode
21463 (try_add_cand_for): Prefer using ivs not specific to some object.
21464 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
21466 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
21467 Janis Johnson <janis187@us.ibm.com>
21470 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
21471 (TARGET_INSTANTIATE_DECLS): Likewise.
21472 * target.h (expand_to_rtl_hook): New target hook.
21473 (instantiate_decls): Likewise.
21474 * function.c (instantiate_decl): Make non-static. Rename to...
21475 (instantiate_decl_rtl): ... this.
21476 (instantiate_expr): Use instantiate_decl_rtl.
21477 (instantiate_decls_1): Likewise.
21478 (instantiate_decls): Likewise.
21479 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
21480 * function.h (instantiate_decl_rtl): Add prototype.
21481 * cfgexpand.c (target.h): New include.
21482 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
21483 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
21484 (TARGET_INSTANTIATE_DECLS): Likewise.
21485 (TARGET_INITIALIZER): New target hooks added.
21486 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
21488 * config/rs6000/rs6000.c (tree-flow.h): New include.
21489 (machine_function): Add sdmode_stack_slot field.
21490 (rs6000_alloc_sdmode_stack_slot): New function.
21491 (rs6000_instantiate_decls): Likewise.
21492 (rs6000_secondary_memory_needed_rtx): Likewise.
21493 (rs6000_check_sdmode): Likewise.
21494 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
21495 (TARGET_INSTANTIATE_DECLS): Likewise.
21496 (rs6000_hard_regno_mode_ok): Allow SDmode.
21497 (num_insns_constant): Likewise. Handle _Decimal32 constants.
21498 (rs6000_emit_move): Handle SDmode.
21499 (function_arg_advance): Likewise.
21500 (function_arg): Likewise.
21501 (rs6000_gimplify_va_arg): Likewise. Add special handling of
21502 SDmode var args for 32-bit compiles.
21503 (rs6000_secondary_reload_class): Handle SDmode.
21504 (rs6000_output_function_epilogue): Likewise.
21505 (rs6000_function_value): Simplify if statement.
21506 (rs6000_libcall_value): Likewise.
21507 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
21508 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
21509 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
21510 (movsd_hardfloat): New define_insn.
21511 (movsd_softfloat): Likewise.
21512 (movsd_store): Likewise.
21513 (movsd_load): Likewise.
21514 (extendsddd2): Likewise.
21515 (extendsdtd2): Likewise.
21516 (truncddsd2): Likewise.
21517 (movdd_hardfloat64): Fixup comment.
21518 (UNSPEC_MOVSD_LOAD): New constant.
21519 (UNSPEC_MOVSD_STORE): Likewise.
21521 2008-01-26 Jakub Jelinek <jakub@redhat.com>
21524 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
21526 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
21527 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
21528 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
21529 and TRUTH_XOR_EXPR.
21531 2008-01-26 David Edelsohn <edelsohn@gnu.org>
21534 * config.gcc: Separate AIX 5.3 from AIX 6.1.
21535 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
21536 __LONGDOUBLE128 too.
21537 * config/rs6000/aix61.h: New file.
21539 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21541 PR rtl-optimization/34959
21542 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
21543 popcount and parity rtxes the same mode as their operand.
21544 Truncate or extend the result to the return value's mode
21547 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
21550 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
21551 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
21552 to GOT_VERSION_REGNUM.
21553 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
21554 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
21555 * config/mips/mips.c (mips_emit_call_insn): New function.
21556 (mips_call_tls_get_addr): Call mips_expand_call directly.
21557 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
21559 (mips16_build_call_stub): Likewise. Return the call insn or null.
21560 (mips_expand_call): Update the call to mips16_build_call_stub
21561 accordingly and a remove redundant condition. Assert that MIPS16
21562 stubs do not use lazy binding. Use mips_emit_call_insn and return
21564 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
21566 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
21567 (mips_avoid_hazard): Remove hazard_set handling.
21568 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
21569 (UNSPEC_RESTORE_GP): ...this.
21570 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
21571 (FAKE_CALL_REGNO): Rename to...
21572 (GOT_VERSION_REGNUM): ...this.
21573 (type): Add "ghost" value. Add an associated insn reservation.
21574 (hazard_set): Remove.
21575 (exception_receiver): Rename to...
21576 (restore_gp): ...this and update the unspec identifier accordingly.
21577 (exception_receiver, nonlocal_got_receiver): New expanders.
21578 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
21579 FAKE_CALL_REGNO. Remove hazard_set attribute.
21580 (set_got_version, update_got_version): New patterns.
21582 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
21585 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
21587 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21590 * doc/install.texi2html: Generate gcc-vers.texi.
21592 2008-01-25 DJ Delorie <dj@redhat.com>
21594 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
21596 2008-01-25 Joseph Myers <joseph@codesourcery.com>
21598 * config/c4x: Remove directory.
21599 * config.gcc (crx-*, mt-*): Mark obsolete.
21600 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
21601 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
21602 sh-*-rtemscoff*): Remove cases.
21603 * defaults.h (C4X_FLOAT_FORMAT): Remove.
21604 * real.c (encode_c4x_single, decode_c4x_single,
21605 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
21606 c4x_extended_format): Remove.
21607 * real.h (c4x_single_format, c4x_extended_format): Remove.
21608 * doc/extend.texi (interrupt, naked): Remove mention of attributes
21610 (Pragmas): Remove comment about c4x pragmas.
21611 * doc/install.texi (c4x): Remove target-specific instructions.
21612 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
21613 * doc/md.texi (Machine Constraints): Remove C4x documentation.
21614 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
21615 refer to C4x source files as examples.
21616 (C4X_FLOAT_FORMAT): Remove documentation.
21618 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
21620 * config/bfin/bfin.c (override_options): Reorder tests so that
21621 flag_pic gets enabled for -msep-data.
21623 2008-01-25 Richard Guenther <rguenther@suse.de>
21625 PR middle-end/32244
21626 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
21627 to its bitfield precision if required.
21629 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21631 PR middle-end/33880
21632 * tree-nested.c (walk_omp_for): New function.
21633 (convert_nonlocal_reference, convert_local_reference): Call
21634 walk_omp_for on OMP_FOR.
21635 (convert_call_expr): Call walk_body on OMP_FOR's
21636 OMP_FOR_PRE_INIT_BODY.
21638 2008-01-25 Richard Guenther <rguenther@suse.de>
21640 PR tree-optimization/34966
21641 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
21642 default defs and PHI_NODEs we have to insert after the
21643 defining statement.
21645 2008-01-24 Nick Clifton <nickc@redhat.com>
21647 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
21648 Provide a default definition.
21649 (LIBGCC2_UNITS_PER_WORD): Likewise.
21651 * config/stormy16/stormy16.c: Include df.h for the prototype
21652 for df_regs_ever_live_p.
21653 (xstormy16_expand_builtin_va_start): Convert the stack offset
21654 into a component_ref and then use POINTER_PLUS_EXPR to add it
21655 to the incoming_virtual_args_rtx.
21656 (xstormy16_gimplify_va_arg_expr): Rename to
21657 xstormy16_gimplify_va_arg_expr.
21658 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
21659 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
21660 xstormy16_gimplify_va_arg_expr.
21661 Fix up some formatting issues.
21663 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
21664 Move to predicates.md.
21665 (xs_hi_general_operand): Likewise.
21666 (xs_hi_nonmemory_operand): Likewise.
21667 * config/stormy16/predicates.md:
21668 (xstormy16_carry_plus_operand): New predicate.
21669 (xs_hi_general_operand): New predicate.
21670 (xs_hi_nonmemory_operand): New predicate.
21671 * config/stormy16/stormy16-protos.h:
21672 (xstormy16_carry_plus_operand): Delete prototype.
21673 (xs_hi_general_operand): Likewise.
21674 (xs_hi_nonmemory_operand): Likewise.
21676 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
21677 modifiers as they are no longer needed and they can trigger
21678 reload spill failures.
21680 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
21681 with a match_operand in order to help reload.
21683 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
21684 constraint with 'e' for the 8th alternative as this version of
21685 the mov.w instruction only accepts the lower 8 registers.
21687 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
21690 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
21691 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
21694 2008-01-25 Jakub Jelinek <jakub@redhat.com>
21696 PR middle-end/33333
21697 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
21699 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21701 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
21703 (remove_structure): Update allocations list before removing structure.
21705 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
21707 * ipa-struct-reorg.c (is_safe_cond_expr,
21708 create_new_stmts_for_cond_expr): Use integer_zerop function,
21709 that recognize not only zero-pointer, but zero-integer too.
21711 2008-01-25 Ben Elliston <bje@au.ibm.com>
21714 * fixproto: Escape "." in sed expression that strips leading "./".
21716 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
21719 * gcc.c (SWITCH_OK): Removed.
21720 (SWITCH_LIVE): Changed to bit.
21721 (SWITCH_FALSE): Likewise.
21722 (SWITCH_IGNORE): Likewise.
21723 (switchstr): Change live_cond to unsigned int.
21724 (process_command): Replace SWITCH_OK with 0.
21725 (do_self_spec): Likewise.
21726 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
21727 (give_switch): Likewise.
21728 (used_arg): Likewise.
21729 (do_spec_1): Set the SWITCH_IGNORE bit.
21730 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
21731 bits. Set the SWITCH_LIVE bit.
21733 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
21735 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
21737 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
21739 PR tree-optimization/34472
21740 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
21741 parameter to a "bool *" and set *DATA to false if there is
21742 an unsafe access. Do not delete the structure here.
21743 (check_cond_exprs): Delete it here instead.
21744 (check_cond_exprs, exclude_cold_structs): Do not increase
21745 I when removing a structure.
21747 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
21750 * config/i386/i386.c (ix86_expand_vector_init): Consider only
21751 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
21753 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
21755 PR middle-end/34934
21756 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
21757 a fixed vector for stack.
21759 2008-01-24 Ben Elliston <bje@au.ibm.com>
21762 * doc/gcc.texi (Software development): Add a direntry for g++.
21764 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
21766 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
21767 stale and straggling -fforce-addr comments above.
21769 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
21771 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
21772 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
21774 2008-01-23 Michael Matz <matz@suse.de>
21777 * dwarf2out.c (force_type_die): Use modified_type_die instead of
21780 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
21782 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
21783 malloc result type.
21785 2008-01-23 Anatoly Sokolov <aesok@post.ru>
21787 * config/avr/avr.c (avr_current_arch): New variable.
21788 (avr_arch_types): Add 'avr31' and 'avr51' entries.
21789 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
21790 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
21791 (avr_override_options): Init 'avr_current_arch'.
21792 (base_arch_s): Move from here...
21793 * config/avr/avr.h (base_arch_s): ... here. Add new members
21794 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
21795 'mega' to 'have_jmp_call'.
21796 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
21797 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
21799 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
21801 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
21802 MULTILIB_MATCHES): Ditto.
21804 2008-01-23 Richard Guenther <rguenther@suse.de>
21806 PR middle-end/31529
21807 * cgraphunit.c (cgraph_reset_node): Always mark the node
21808 not reachable if it is not queued already.
21810 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
21812 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
21813 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
21814 (cputype_selected): New static variable.
21815 (bfin_handle_option): Set it if -mcpu is used.
21816 (override_option): Select default set of workarounds if no cpu type
21817 selected on the command line.
21818 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
21820 From Michael Frysinger <michael.frysinger@analog.com>
21821 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
21822 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
21824 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
21825 for bf547, bf523, bf524, and bf526.
21826 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
21828 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
21829 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
21830 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
21831 __ADSPBF547__ and __ADSPBF54x__ for bf547.
21832 * doc/invoke.texi (Blackfin Options): Document that
21833 -mcpu now accept bf547, bf523, bf524, and bf526.
21835 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
21837 PR rtl-optimization/34628
21838 * combine.c (try_combine): Stop and undo after the first combination
21839 if an autoincrement side-effect on the first insn has effectively
21842 2008-01-22 David Edelsohn <edelsohn@gnu.org>
21845 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
21846 Offset addresses are not valid for Altivec or paired float modes.
21848 2008-01-22 Jakub Jelinek <jakub@redhat.com>
21851 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
21852 if DECL_INITIAL (decl) is error_mark_node.
21855 * c-common.c (handle_vector_size_attribute): Only allow
21856 integral, scalar float and fixed point types. Handle OFFSET_TYPE
21857 the same way as pointer, array etc. types.
21858 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
21861 * tree.c (build_type_attribute_qual_variant): Call
21862 build_qualified_type if attributes are equal, but quals are not.
21864 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21867 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
21868 * flags.h (warn_strict_aliasing): Remove.
21869 (warn_strict_overflow): Remove.
21870 * opts.c (warn_strict_aliasing): Remove.
21871 (warn_strict_overflow): Remove.
21872 * c-opts.c (c_common_handle_option): -Wall only sets
21873 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
21874 (c_common_post_options): Give default values to -Wstrict-aliasing
21875 and -Wstrict-overflow if they are uninitialized.
21876 * common.opt (Wstrict-aliasing): Specify Var and Init.
21877 (Wstrict-overflow): Likewise.
21879 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
21881 PR rtl-optimization/26854
21882 PR rtl-optimization/34400
21883 PR rtl-optimization/34884
21884 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
21886 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
21887 (df_rd_bb_info.expanded_lr_out): Deleted
21888 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
21889 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
21890 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
21891 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
21892 Removed code to allocate, initialize or free expanded_lr_out.
21893 (df_rd_bb_local_compute_process_def): Restructured to make more
21895 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
21896 sets if the sets are being trimmed.
21898 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
21901 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
21902 (as_vers): Likewise.
21903 * configure: Regenerated.
21905 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21907 PR middle-end/33092
21908 * tree-pass.h (pass_build_alias): New pass.
21909 * tree-ssa-alias.c (gate_build_alias): New.
21910 (pass_build_alias): New.
21911 * passes.c (init_optimization_passes): Add pass_build_alias after
21912 pass_create_structure_vars.
21914 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
21916 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
21917 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
21918 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
21919 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
21920 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
21921 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
21922 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
21923 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
21924 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
21925 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
21926 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
21927 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
21928 * config/s390/s390.md (FP_ALL): New mode iterator.
21929 (_d): New mode attribute.
21930 ("*signbit<mode>2>"): Changed mode of first operand.
21931 ("isinf<mode>2"): Changed mode of first operand.
21932 ("*TDC_insn"): Adaptation for DFP modes.
21934 2008-01-22 Ben Elliston <bje@au.ibm.com>
21936 * tree.c (check_qualified_type): Improve function description.
21938 2008-01-21 Jason Merrill <jason@redhat.com>
21941 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
21942 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
21945 2008-01-21 DJ Delorie <dj@redhat.com>
21947 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
21950 2008-01-21 Richard Guenther <rguenther@suse.de>
21952 PR middle-end/34856
21953 * tree-cfg.c (verify_expr): Allow all invariant expressions
21954 instead of just constant class ones as reference argument.
21955 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
21956 like any other constant.
21957 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
21959 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
21961 * regmove.c (fixup_match_1): Update call crossed frequencies.
21963 2008-01-21 Richard Guenther <rguenther@suse.de>
21966 * tree-inline.c (setup_one_parameter): Deal with mismatched
21967 types using a VIEW_CONVERT_EXPR.
21969 2008-01-21 Alon Dayan <alond@il.ibm.com>
21970 Olga Golovanevsky <olga@il.ibm.com>
21972 PR tree-optimization/34701
21973 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
21974 when the structure size is not a power of 2.
21976 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
21978 * doc/install.texi: Add doc for --enable-checking=df.
21980 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
21982 PR rtl-optimization/34808
21983 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
21985 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
21987 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
21990 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
21992 PR rtl-optimization/26854
21993 PR rtl-optimization/34400
21994 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
21996 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
21997 (df_rd_bb_info.expanded_lr_out): New.
21998 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
21999 * loop_iv.c (iv_analysis_loop_init): Ditto.
22000 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
22001 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
22002 Added code to allocate, initialize or free expanded_lr_out.
22003 (df_rd_bb_local_compute_process_def): Restructured to make
22004 more understandable.
22005 (df_rd_confluence_n): Add code to do nothing with fake edges and
22006 code to no apply invalidate_by_call sets if the sets are being trimmed.
22007 (df_lr_local_finalize): Renamed to df_lr_finalize.
22008 (df_live_local_finalize): Renamed to df_live_finalize.
22010 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
22013 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
22014 deciding whether to use reciprocal instructions.
22016 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
22018 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
22019 dwarf2out_note_section_used if cold_text_section is NULL.
22021 2008-01-19 Jakub Jelinek <jakub@redhat.com>
22023 PR gcov-profile/34610
22024 * tree-cfg.c (make_edges): Mark both outgoing edges from
22025 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
22026 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
22027 from OMP_FOR and OMP_CONTINUE outgoing edges.
22029 * tree-profile.c (tree_profiling): Return early if
22030 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
22032 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
22033 from cfun to child_cfun.
22034 * function.h (struct function): Add after_tree_profile bit.
22036 2008-01-19 Anatoly Sokolov <aesok@post.ru>
22038 * config/avr/avr.S (_exit): Disable interrupt.
22040 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
22041 Steven Bosscher <stevenb.gcc@gmail.com>
22043 PR rtl-optimization/26854
22044 PR rtl-optimization/34400
22045 * df-problems.c (df_live_scratch): New scratch bitmap.
22046 (df_live_alloc): Allocate df_live_scratch when doing df_live.
22047 (df_live_reset): Clear the proper bitmaps.
22048 (df_live_bb_local_compute): Only process the artificial defs once
22049 since the order is not important.
22050 (df_live_init): Init the df_live sets only with the variables
22051 found live by df_lr.
22052 (df_live_transfer_function): Use the df_lr sets to prune the
22053 df_live sets as they are being computed.
22054 (df_live_free): Free df_live_scratch.
22056 2008-01-18 Ian Lance Taylor <iant@google.com>
22058 * common.opt: Add fmerge-debug-strings.
22059 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
22060 flag_merge_debug_strings rather than flag_merge_constants.
22061 * doc/invoke.texi (Option Summary): Mention
22062 -fmerge-debug-strings.
22063 (Debugging Options): Document -fmerge-debug-strings.
22065 2008-01-18 Ian Lance Taylor <iant@google.com>
22068 * tree.h (DECL_IS_OPERATOR_NEW): Define.
22069 (struct tree_function_decl): Add new field operator_new_flag.
22070 * tree-inline.c (expand_call_inline): When inlining a call to
22071 operator new, force the return value to go into a variable, and
22072 set DECL_NO_TBAA_P on that variable.
22073 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
22075 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
22078 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
22079 DWARF2_DEBUGGING_INFO.
22080 (dwarf2out_note_section_used): Ditto. Add prototype.
22081 (have_multiple_function_sections, text_section_used,
22082 cold_text_section_used, *cold_text_sections): Move declarations
22085 2008-01-17 Bob Wilson <bob.wilson@acm.org>
22087 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
22088 field and add signal_ra.
22089 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
22090 assignments to frame state pc. Move end of stack check after
22091 MD_FALLBACK_FRAME_STATE_FOR.
22092 (uw_update_context_1): Use frame state signal_regs if set, instead
22093 of checking signal_frame flag.
22094 (uw_update_context): Use frame state signal_ra if set.
22095 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
22096 * config/xtensa/linux-unwind.h: New file.
22098 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
22100 * modulo-sched.c (get_sched_window): Fix comment typo.
22102 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
22104 PR tree-optimization/34648
22105 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
22107 2008-01-17 Anatoly Sokolov <aesok@post.ru>
22109 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
22110 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
22112 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
22114 PR rtl-optimization/34400
22115 * df-core.c (df_worklist_dataflow_overeager,
22116 df_worklist_dataflow_doublequeue): New functions.
22117 (df_worklist_dataflow): Two different worklist solvers.
22118 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
22121 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22124 * doc/invoke.texi: Document the dependence on pthread for fopenmp
22125 and ftree-parallelize-loops.
22127 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
22129 PR rtl-optimization/34826
22130 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
22132 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
22134 * global.c (find_reg): Mark the eh regs as used if necessary.
22135 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
22136 * ra.h (struct allocno): no_eh_reg field added. Changed
22137 no_stack_reg type to bitfield.
22139 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
22141 * tree.c (substitute_in_expr): Add missing 'break'.
22143 2008-01-17 Richard Guenther <rguenther@suse.de>
22145 PR tree-optimization/34825
22146 * tree-ssa-math-opts.c (is_division_by): Do not recognize
22147 x / x as division to handle.
22149 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22151 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
22152 "-pthread" is specified.
22153 * pa-hpux11.h (LIB_SPEC): Likewise.
22155 2008-01-16 Janis Johnson <janis187@us.ibm.com>
22156 Peter Bergner <bergner@vnet.ibm.com>
22158 PR rtl-optimization/33796
22159 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
22161 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22163 PR libgfortran/34699
22164 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
22166 * pa-hpux10.h (LINK_SPEC): Likewise.
22167 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
22169 2008-01-16 Richard Guenther <rguenther@suse.de>
22171 PR middle-end/32628
22172 * fold-const.c (fold_convert_const_int_from_int): Do not
22173 set overflow if that occured only because of a sign extension
22174 change when converting from/to a sizetype with the same
22175 precision and signedness.
22177 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22180 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
22181 location address to the correct place. Update copyright year.
22183 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22185 * lambda-code.c (lambda_transform_legal_p): Handle the case of
22186 no dependences in the dependence_relations vector.
22188 2008-01-16 Jan Hubicka <jh@suse.cz>
22190 PR rtl-optimization/31396
22191 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
22192 * cfg.c (dump_reg_info): Print it.
22193 * regs.h (struct reg_info_t): add freq_calls_crossed.
22194 (REG_FREQ_CALLS_CROSSED): New macro.
22195 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
22196 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
22197 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
22198 regmove_optimize): Update call crossed frequencies.
22199 * local-alloc.c (struct qty): Add freq_calls_crossed.
22200 (alloc_qty): Copute freq_calls_crossed.
22201 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
22202 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
22203 * ra.h (struct allocno): Add freq_calls_crossed.
22205 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22207 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
22208 libgomp when compiling with ftree-parallelize-loops.
22209 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
22211 2008-01-16 Richard Guenther <rguenther@suse.de>
22213 PR tree-optimization/34769
22214 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
22215 * tree.c (int_cst_value): Instead make this function more
22216 permissive in what it accepts as valid input. Document this
22217 function always sign-extends the value.
22219 2008-01-16 Jakub Jelinek <jakub@redhat.com>
22220 Richard Guenther <rguenther@suse.de>
22223 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
22224 (gimple_fold_indirect_ref_rhs): ... this.
22225 (gimple_fold_indirect_ref): New function with foldings
22226 that preserve lvalueness.
22227 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
22228 * tree-flow.h (gimple_fold_indirect_ref): Declare.
22229 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
22230 to fold an INDIRECT_REF, fall back to the old use of
22231 fold_indirect_ref_1.
22233 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
22235 * tree-data-ref.c (subscript_dependence_tester_1): Call
22236 free_conflict_function.
22237 (compute_self_dependence): Same.
22239 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
22242 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
22243 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
22245 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
22246 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
22247 for DWARF2_UNWIND_INFO targets.
22249 2008-01-16 Richard Guenther <rguenther@suse.de>
22252 * c-typeck.c (common_pointer_type): Do not merge inconsistent
22253 type qualifiers for function types.
22255 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
22257 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
22258 loop_iterator li from previous commit.
22260 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
22262 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
22264 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22266 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
22267 (parallelize_loops): Don't parallelize irreducible components.
22269 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22272 * c-opts (c_common_post_options): Do not enable CPP
22273 flag_pedantic_errors by default.
22275 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
22277 PR rtl-optimization/31944
22278 * cse.c (remove_pseudo_from_table): New function.
22279 (merge_equiv_classes): Use above function to remove pseudo-registers.
22280 (invalidate): Likewise.
22282 2008-01-13 Richard Guenther <rguenther@suse.de>
22284 PR middle-end/34601
22285 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
22286 instead of TYPE_MODE to deal with calls from expand_one_error_var.
22288 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
22290 * gcse.c (cprop_jump): Call validate_unshare_change instead of
22291 validate_change to unshare the source of the PC set.
22293 2008-01-12 Jan Hubicka <jh@suse.cz>
22295 PR middle-end/32135
22296 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
22297 references above array bounds. This might trigger bounds checks for
22298 pointers to arrays.
22300 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
22302 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
22303 new_replaceable_dependencies.
22305 2008-01-12 Doug Kwan <dougkwan@google.com>
22307 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
22308 instead of OPT_Wreturn_type in warning due to ignored return type
22310 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
22311 options included in -Wextra.
22312 * c.opt: New option -Wignored_qualifiers.
22313 * doc/invoke.texi (Warning Options, -Wextra): Add new option
22314 -Wignore_qualifiers.
22315 (-Wignored-qualifiers): Document.
22316 (-Wreturn-type): Remove description of functionality now handled
22317 by -Wignored-qualifiers.
22319 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
22322 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
22323 NOP_EXPR if it is between integral types with the same precision.
22325 2008-01-12 Jan Hubicka <jh@suse.cz>
22328 * invoke.texi (max-inline-recursive-depth): Fix default value.
22330 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
22332 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
22335 2008-01-11 Bob Wilson <bob.wilson@acm.org>
22337 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
22339 2008-01-11 James E. Wilson <wilson@specifix.com>
22342 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
22344 2008-01-11 Anatoly Sokolov <aesok@post.ru>
22346 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
22347 save/restore frame pointer register and don't use 'call-prologues'
22348 optimization in function with "OS_task" attribute.
22350 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
22352 PR middle-end/31309
22353 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
22354 when copying to memory.
22356 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
22358 PR rtl-optimization/30905
22359 * cfgcleanup.c: Include dce.h
22360 (crossjumps_occured): New global variable.
22361 (try_crossjump_bb): Exit loop after finding a fallthru edge.
22362 If something changed, set crossjumps_occured to true.
22363 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
22364 Don't add/remove fake edges to exit here...
22365 (cleanup_cfg): ...but do it here, when crossjumping.
22366 Run a fast DCE when successful crossjumps occured in the latest
22367 iteration of try_optimize_cfg.
22369 2008-01-11 Richard Guenther <rguenther@suse.de>
22371 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
22372 (struct vn_unary_op_s): Likewise.
22373 (vn_reference_insert): Free old reference on hash collision.
22375 2008-01-10 Raksit Ashok <raksit@google.com>
22377 PR rtl-optimization/27971
22378 * combine.c (find_split_point): Split PLUS expressions which are
22379 inside a MEM rtx, and whose first operand is complex.
22381 2008-01-10 DJ Delorie <dj@redhat.com>
22383 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
22384 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
22385 (m32c_hard_regno_ok): Call the underlying function.
22387 2008-01-10 Richard Guenther <rguenther@suse.de>
22389 PR middle-end/34683
22390 * tree-cfg.c (tree_merge_blocks): Do not go through the
22391 full-blown folding and stmt updating path if we just deal
22392 with virtual operands.
22393 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
22394 test for abnormal SSA_NAMEs.
22396 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
22398 PR middle-end/34641
22399 * reload.c (push_reload): Add assertions. All constants from
22400 reg_equiv_constant should have been used for replacing the respective
22402 (find_reloads_address): Invoke find_reloads_address_part for
22403 constant taken from the reg_equiv_constant array.
22405 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
22407 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
22408 field (valnum) the first in the struct. Replace bools with
22411 2008-01-10 Richard Guenther <rguenther@suse.de>
22413 PR tree-optimization/34651
22414 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
22415 types and ordering for masking and converting.
22417 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
22419 PR tree-optimization/34017
22420 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
22421 also for PHI_NODE expressions.
22423 2008-01-09 Jan Hubicka <jh@suse.cz>
22425 PR tree-optimization/34708
22426 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
22427 based on number of case labels.
22428 (init_inline_once): Remove switch_cost.
22429 * tree-inline.h (eni_weights_d): Remove switch_cost.
22431 2008-01-09 Richard Guenther <rguenther@suse.de>
22432 Andrew Pinski <andrew_pinski@playstation.sony.com>
22434 PR middle-end/30132
22435 * gimplify.c (gimplify_cond_expr): Do not create an addressable
22436 temporary if an rvalue is ok or an lvalue is not required.
22438 2008-01-09 Richard Guenther <rguenther@suse.de>
22440 PR middle-end/34458
22441 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
22442 adjust return type.
22444 2008-01-09 Richard Guenther <rguenther@suse.de>
22446 PR middle-end/34679
22447 * tree.c (host_integerp): Check for sizetype only if the
22448 type is an integer type.
22450 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
22453 * opts.c (decode_options): Disable inlining of functions called
22454 once if not in unit-at-a-time mode.
22456 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
22458 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
22460 2008-01-08 Richard Guenther <rguenther@suse.de>
22462 PR middle-end/31863
22463 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
22464 out early if the result will be unused.
22466 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22471 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22472 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22475 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
22477 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
22478 for vectorization tuned.
22480 2008-01-08 Richard Guenther <rguenther@suse.de>
22482 PR tree-optimization/34683
22483 * tree-ssa-operands.c (operand_build_cmp): Export.
22484 * tree-ssa-operands.h (operand_build_cmp): Declare.
22485 * tree-vn.c (vuses_compare): Remove.
22486 (sort_vuses): Use operand_build_cmp.
22487 (sort_vuses_heap): Likewise.
22488 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
22489 to re-use old VEC if available. Do not sort already sorted VUSEs.
22490 (vdefs_to_vec): Do not sort already sorted VDEFs.
22492 2008-01-08 Jakub Jelinek <jakub@redhat.com>
22494 PR middle-end/34694
22495 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
22497 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
22500 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
22501 limitations of reciprocal sequences on x86 targets.
22503 2008-01-08 Richard Guenther <rguenther@suse.de>
22505 PR tree-optimization/34683
22506 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
22508 2008-01-07 Jakub Jelinek <jakub@redhat.com>
22511 * config/darwin.c (darwin_mergeable_string_section): Don't use
22512 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
22514 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
22517 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
22518 negxf2. Macroize expander using X87MODEF mode iterator. Change
22519 predicates of op0 and op1 to register_operand.
22520 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
22521 expander using X87MODEF mode iterator. Change predicates of
22522 op0 and op1 to register_operand.
22523 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
22524 corresponding patterns and macroize using MODEF macro. Change
22525 predicates of op0 and op1 to register_operand and remove
22526 "m" constraint. Disparage "r" alternative with "!".
22527 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
22528 macroize using X87MODEF macro. Change predicates of op0 and op1
22529 to register_operand and remove "m" constraint. Disparage "r"
22530 alternative with "!".
22531 (absneg splitter with memory operands): Remove.
22532 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
22533 patterns and macroize using X87MODEF mode iterator.
22534 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
22535 Change predicate of op1 to register_operand.
22536 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
22537 for memory operands.
22539 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
22541 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
22543 2008-01-07 Richard Guenther <rguenther@suse.de>
22545 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
22548 2008-01-07 Richard Guenther <rguenther@suse.de>
22550 PR tree-optimization/34683
22551 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
22552 VOPs of the needed size to save memory. Use VEC_quick_push
22553 to save compile-time.
22554 (vdefs_to_vec): Likewise.
22556 2008-01-07 Sa Liu <saliu@de.ibm.com>
22558 * config/spu/spu.md (divdf3): Genetate inline code for double
22559 division. The implementation doesn't handle INF or NAN, therefore it
22560 only applies when -ffinite-math-only is given.
22562 2008-01-06 Paolo Carlini <pcarlini@suse.de>
22565 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
22566 * doc/cpp.texi ([Common Predefined Macros]): Document.
22568 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
22570 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
22571 order to use commutative addition instead of subtraction.
22573 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
22574 Mircea Namolaru <namolaru@il.ibm.com>
22575 Vladimir Yanovsky <yanov@il.ibm.com>
22576 Revital Eres <eres@il.ibm.com>
22578 PR tree-optimization/34263
22579 * tree-outof-ssa.c (process_single_block_loop_latch,
22580 contains_tree_r): New functions.
22581 (analyze_edges_for_bb): Call process_single_block_loop_latch
22582 function to empty single-basic-block latch block if possible.
22584 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22586 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
22588 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
22590 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22592 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
22594 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
22596 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
22598 2008-01-05 Jakub Jelinek <jakub@redhat.com>
22600 PR tree-optimization/34618
22601 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
22604 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
22607 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
22608 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
22609 Update copyright year.
22611 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
22612 Update copyright year.
22613 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
22616 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
22618 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
22619 edge does not point to current bb before changing need_assert.
22621 2008-01-04 Richard Guenther <rguenther@suse.de>
22623 PR middle-end/34029
22624 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
22625 for verifying purposes if they are is_gimple_min_invariant.
22627 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
22629 PR tree-optimization/34448
22630 PR tree-optimization/34465
22631 * gimplify.c (gimplify_init_constructor): Add new parameter
22632 notify_temp_creation. Use it.
22633 (gimplify_modify_expr_rhs): Take volatiles into account when
22634 optimizing constructors.
22635 Do not optimize constructors if gimplify_init_constructor will dump to
22637 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
22638 * gcc.c-torture/compile/pr34448.c: New.
22640 2008-01-04 Jakub Jelinek <jakub@redhat.com>
22642 PR gcov-profile/34609
22643 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
22644 return_slot if result is TREE_ADDRESSABLE.
22646 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
22648 * config/mips/mips.md (sqrt_condition): Tweak comment.
22649 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
22651 2008-01-03 Tom Tromey <tromey@redhat.com>
22654 * c-common.c (c_type_hash): Handle VLAs.
22656 2008-01-03 Jan Hubicka <jh@suse.cz>
22658 PR tree-optimization/31081
22659 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
22660 0 when inlining and not inlining to first basic block.
22661 (remap_decl): When var is initialized to 0, don't set default_def.
22662 (expand_call_inline): Set entry_bb.
22663 * tree-inline.h (copy_body_data): Add entry_bb.
22665 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22668 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
22671 PR tree-optimization/29484
22672 * tree-inline.c (inline_forbidden_p_2): New function.
22673 (inline_forbidden_p): Disallow inlining if some static var
22674 has an address of a local LABEL_DECL in its initializer.
22675 * doc/extend.texi (Labels as Values): Document &&foo behaviour
22678 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
22680 PR tree-optimization/34635
22681 * tree-data-ref.c (add_other_self_distances): Make sure that the
22682 evolution step is constant.
22684 2008-01-03 Jakub Jelinek <jakub@redhat.com>
22686 PR middle-end/34608
22687 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
22689 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
22691 * tree-sra.c (scalarize_init): Insert the generate_element_init
22692 statements after the generate_element_zero statements.
22694 2008-01-02 Richard Guenther <rguenther@suse.de>
22696 PR middle-end/34093
22697 PR middle-end/31976
22698 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
22699 for very large number of operands instead of ICEing.
22701 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
22704 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
22705 while stack probing.
22707 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
22709 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
22712 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
22714 PR libmudflap/26442
22715 * tree-mudflap.c (mx_register_decls): Guard warning by
22716 !DECL_ARTIFICIAL check.
22718 2008-01-01 Jakub Jelinek <jakub@redhat.com>
22720 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
22721 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
22722 sse5_perm<mode>): Fix constraints.