1 2008-08-24 Jeff Law <law@redhat.com>
2 Vladimir Makarov <vmakarov@redhat.com>
4 * ira.c (setup_reg_class_intersect_union): Prefer smallest class
5 when ignoring unavailable registers.
7 2008-08-24 Jeff Law <law@redhat.com>
8 Vladimir Makarov <vmakarov@redhat.com>
10 * ira-color.c (coalesced_pseudo_reg_slot_compare): Check
11 FRAME_GROWS_DOWNWARD and STACK_GROWS_DOWNWARD.
13 * ira.c (setup_eliminable_regset): Check stack_realign_needed.
15 2008-08-1 Vladimir Makarov <vmakarov@redhat.com>
17 * ira-conflicts.c (process_regs_for_copy): Don't add copy for
19 (propagate_allocno_copy_info, propagate_copy_info): Remove.
20 (propagate_copies): New.
21 (collected_conflict_allocnos): New.
22 (remove_conflict_allocno_copies): Remove.
23 (build_allocno_conflicts): Add parameter. Build conflicts only
24 for one allocno. Check cap too. Don't free conflict table row.
25 (build_conflicts): New.
26 (ira_build_conflicts): Build conflicts before adding copies. Free
27 conflict bit table rows.
29 * ira-color.c (color_pass): Check cap. Process caps only once.
30 Remove propagation code.
31 (move_spill_restore): Check caps and border allocnos.
33 * ira-lives.c (propagate_new_allocno_info, propagate_new_info):
35 (ira_create_allocno_live_ranges): Don't propagate info of new
38 * ira-emit.c (not_modified_p, update_costs): Check caps.
40 * ira-build.c (allocnos_bitmap): Remove.
41 (create_cap_allocno): Set up all cap attributes.
42 (propagate_info_to_cap): Remove.
43 (create_loop_allocnos): Create allocnos in parent for border
44 allocnos if there is no one.
45 (propagate_allocno_info): New.
46 (create_allocnos): Don't propagate allocno info.
47 (remove_unnecessary_allocnos): Accumulate all allocno info.
48 (setup_min_max_allocno_live_range_point): Set up min/max for caps
50 (create_loop_tree_node_caps): Remove.
52 (propagate_info_to_loop_tree_node_caps): Remove.
53 (ira_flattening): Check cap. Stop decrease call info after
54 reaching allocno which is destination of removed store. Check
55 allocno nrefs and freq.
56 (calculate_high_pressure_loops): Remove.
57 (check_allocno_creation): New.
58 (ira_build): Call propagate_allocno_info, call_caps, and
59 check_allocno_creation. Move
60 ira_tune_allocno_costs_and_cover_classes before
61 setup_min_max_allocno_live_range_point.
63 * ira.c: Update comments about IRA.
64 (ira_print_disposition): Add comment.
66 * ira-costs.c (total_costs): Rename to allocno_costs.
68 (print_costs): Print accumulated costs too.
69 (find_allocno_class_costs): Check border allocnos for propagation
70 costs. Setup non-accumulated costs for allocnos.
71 (process_bb_node_for_hard_reg_moves): Don't propagate costs.
72 (ira_costs): Add allocation/freeing allocno_costs.
74 * common.opt (fira-propagate-cost): Remove.
76 * doc/invoke.texi (-fira-propagate-cost): Remove.
78 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
81 * caller-save.c (insert_restore): Replace
82 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
83 (insert_save): Likewise.
85 2008-08-22 Anatoly Sokolov <aesok@post.ru>
88 * config/avr/avr.md (UNSPEC_SWAP): New constants.
89 (*swap): New insn pattern.
90 (*ashlqi3): Rename from ashlqi3 insn pattern.
91 (ashlqi3): New expanders.
92 (*lshrqi3): Rename from lshrqi3 insn pattern.
93 (lshrqi3): New expanders.
94 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
95 lshrqi3_const5, lshrqi3_const6): New splitters.
96 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
97 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
100 2008-08-22 Richard Guenther <rguenther@suse.de>
102 PR tree-optimization/37078
103 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
106 2008-08-22 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/37143
109 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
110 a conversion statement instead of a copy.
112 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
115 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
116 CCCmode, CCOmode and CCSmode destination modes.
119 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
120 from different units in a single alternative.
121 (*vec_extractv2sf_1): Ditto.
122 (*vec_extractv2si_0): Ditto.
123 (*vec_extractv2si_1): Ditto.
124 * config/i386/sse.md (sse2_storehpd): Ditto.
125 (sse2_storelpd): Ditto.
126 (sse2_loadhpd): Ditto.
127 (sse2_loadlpd): Ditto.
130 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
131 (popcountsi2): Ditto.
133 (popcountdi2): Ditto.
135 (popcounthi2): Ditto.
137 2008-08-22 Richard Guenther <rguenther@suse.de>
141 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
142 if the multiplication does not overflow.
144 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
146 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
148 2008-08-21 Richard Henderson <rth@redhat.com>
150 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
151 spurrious comma from test.
152 * configure: Rebuild.
154 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
157 * builtins.c (fold_builtin_next_arg): Add warning about undefined
160 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
162 * c-tree.h (grokfield): New argument.
163 * c-decl.c (grokfield): Handle new location argument.
164 * c-parser.c (c_parser_struct_declaration): Pass location to
167 2008-08-21 Richard Guenther <rguenther@suse.de>
169 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
171 2008-08-21 Jan Hubicka <jh@suse.cz>
173 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
174 (cgraph_add_function_insertion_hook,
175 cgraph_remove_function_insertion_hook,
176 cgraph_call_function_insertion_hooks): New functions.
177 * cgraph.h (cgraph_add_function_insertion_hook,
178 cgraph_remove_function_insertion_hook,
179 cgraph_call_function_insertion_hooks): Declare.
180 * ipa-reference.c (function_insertion_hook_holder): New variable.
181 (check_operand, look_for_address_of): When checking late, do not care
182 about module bitmaps.
183 (add_new_function): New function.
184 (generate_summary): Register hooks; zero module bitmaps.
185 (propagate): Unregister hooks.
186 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
187 (add_new_function): New function.
188 (generate_summary): Register hook.
189 (propagate): Remove hook.
191 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
193 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
194 * ipa-cp.c (ipcp_update_cloned_node): New function.
195 (build_const_val): Handle functions correctly; bring type logic
196 into sync with tree-inline.c
197 (ipcp_init_stage): Take care of computing stuff needed by
198 indirect inlining; update clones.
199 (ipcp_generate_summary): Break out of ipcp_driver.
200 (ipcp_driver): Do only execution and transformation.
201 (pass_ipa_cp): Make IPA_PASS.
202 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
204 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
205 ipcp, some info is already available.
206 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
207 * tree-inline.c (remap_ssa_name): Unshare expression.
209 2008-08-21 Richard Guenther <rguenther@suse.de>
211 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
212 a PHI ask VN if it is already available.
213 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
214 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
216 2008-08-21 Richard Guenther <rguenther@suse.de>
219 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
220 makes sure to produce a result of the correct type.
222 2008-08-21 Jan Hubicka <jh@suse.cz>
223 Backport from LTO branch:
225 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
226 Jan Hubicka <jh@suse.cz>
229 (init_state, finish_state, set_function_state, generate_summary):
231 (scan_stmt): Renamed from scan_function. Changed to keep state in
232 local static vars rather than cgraph aux field.
233 (propagate): Renamed from static_execute. Changed to keep state in
234 local static vars rather than cgraph aux field.
235 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
236 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
238 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
240 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
241 * ipa-reference.c (init_function_info, generate_summary,
242 propagate): New functions.
243 (analyze_function): Call init_function_info.
244 (static_execute): Stripped into generate_summary and propagate.
245 (pass_ipa_reference): Made into ipa_opt_pass.
247 2008-08-21 Richard Guenther <rguenther@suse.de>
249 PR tree-optimization/37181
250 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
252 (extract_range_from_unary_expr): Likewise.
254 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
256 * diagnostic.c (pedwarn_at): Rename as pedwarn.
258 * toplev.h (pedwarn_at): Likewise.
259 * builtins.c: Update all calls to pedwarn.
261 * toplev.c: Likewise.
262 * c-tree.h: Likewise.
263 * c-decl.c: Likewise.
264 * c-errors.c: Likewise.
265 * c-typeck.c: Likewise.
266 * c-common.c: Likewise.
267 * c-parser.c: Likewise.
269 2008-08-20 Joseph Myers <joseph@codesourcery.com>
272 * config/sparc/sparc.c (function_arg_slotno): Handle structure
273 with MODE_VECTOR_INT mode.
275 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
278 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
279 initialized outside the current module.
280 (warn_uninitialized_var): Ignore left-hand side when walking the
281 trees. Ignore address expressions. Examine VUSE operands in gimple
282 statements with a variable declaration on the right-hand side.
284 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
287 * rtlanal.c (subreg_offset_representable_p): Revert last change.
289 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
292 * c-common.c (conversion_warning): Do not warn if applying bit-and
293 operator to unsigned constant that fits in the target type.
295 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
298 * c-common.c (conversion_warning): Do not warn for artificial
301 2008-08-20 Richard Guenther <rguenther@suse.de>
303 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
304 (extract_range_from_binary_expr): Fall back to constant propagation.
305 (extract_range_from_unary_expr): Likewise.
307 2008-08-20 Richard Guenther <rguenther@suse.de>
309 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
310 with TREE_THIS_VOLATILE on shared nodes.
311 (fold_stmt_r): Likewise.
313 2008-08-20 Jakub Jelinek <jakub@redhat.com>
316 * c-parser.c (c_parser_attributes): For keywords use canonical
317 spelling for attr_name.
319 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
321 * value-prof.c (check_counter): Revert wrong call to error.
323 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
325 * profile.c: Update calls to inform.
326 * value-prof.c: Update calls to inform.
328 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
330 * diagnostic.c (inform): Add an explicit location_t parameter.
331 * toplev.h (inform): Update declaration.
332 * builtins.c: Update all calls to inform.
333 * c-common.c: Likewise.
334 * c-decl.c: Likewise.
335 * c-opts.c: Likewise.
337 * c-pragma.c: Likewise.
338 * c-typeck.c: Likewise.
339 * coverage.c: Likewise.
341 * toplev.c: Likewise.
342 * tree-cfg.c: Likewise.
343 * tree-ssa.c: Likewise.
345 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
348 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
349 V2DI mode, for SSE4.1, use movq instead of vector set if the
350 second element is zero and inter-unit moves are OK.
352 2008-08-20 Richard Guenther <rguenther@suse.de>
354 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
355 properly handle conversion/copy chains after tuplification.
357 2008-08-20 Richard Guenther <rguenther@suse.de>
359 * passes.c (init_optimization_passes): Move the second
360 forwprop pass before alias computation. Remove the second
361 DCE pass. Remove the first dominator and phi copy/const
364 2008-08-20 Nick Clifton <nickc@redhat.com>
366 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
367 support of this feature. Do not assume that a sufficiently new
368 assembler will support the feature regardless of the target type.
369 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
370 * configure: Regenerate.
372 2008-08-20 Richard Guenther <rguenther@suse.de>
374 * tree-vrp.c (found_in_subgraph): Remove.
375 (live): New global static.
376 (live_on_edge): New function.
377 (blocks_visited): Remove.
378 (register_edge_assert_for_2): Use live_on_edge.
379 (find_conditional_asserts): Remove code dealing with
380 found_in_subgraph. Do not walk the CFG.
381 (find_switch_asserts): Likewise.
382 (find_assert_locations_1): Renamed from find_assert_locations.
383 Move finding assert locations for conditional and switch
384 statements first. Update live bitmap. Do not walk the CFG.
385 (find_assert_locations): New function.
386 (insert_range_assertions): Remove entry of CFG walk.
387 Adjust call to find_assert_locations.
388 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
389 that only can appear because of fake exit edges but assert we
390 never try to insert on those.
391 (fini_pre): Do not remove fake exit edges here...
392 (execute_pre): ...but here, before committing edge inserts.
394 2008-08-19 Richard Guenther <rguenther@suse.de>
396 * passes.c (init_optimization_passes): Exchange store-ccp
399 2008-08-19 Rafael Espindola <espindola@google.com>
401 * varasm.c (weak_decls): Move earlier in the file.
402 (assemble_external): Add weak decls to the weak_decls list.
403 (declare_weak): Don't add decls to the weak_decls list.
405 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
408 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
409 before (sse2_shufpd_<mode>).
411 2008-08-19 Jakub Jelinek <jakub@redhat.com>
414 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
415 * tree.c (block_nonartificial_location): Likewise.
417 2008-08-19 Richard Guenther <rguenther@suse.de>
419 PR tree-optimization/35972
420 PR tree-optimization/23094
421 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
423 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
424 handle MISALIGNED_INDIRECT_REF.
425 (get_ref_from_reference_ops): New helper.
426 (vn_reference_lookup_pieces): Walk the use-def chain using the
427 alias-oracle if requested.
428 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
429 walking the use-def chain.
430 (compute_avail): But not here.
431 (create_component_ref_by_pieces_1): Properly handle
432 MISALIGNED_INDIRECT_REF.
433 (do_regular_insertion): Handle fully redundant
434 expressions after PHI-translation also for SSA_NAME values, not
435 only constants. Correctly use edoubleprime for that.
437 2008-08-19 Ira Rosen <irar@il.ibm.com>
439 * tree-vectorizer.c (supportable_widening_operation): Support
440 multi-step conversion, return the number of steps in such conversion
441 and the required intermediate types.
442 (supportable_narrowing_operation): Likewise.
443 * tree-vectorizer.h (vect_pow2): New function.
444 (supportable_widening_operation): Change argument types.
445 (supportable_narrowing_operation): Likewise.
446 (vectorizable_type_promotion): Add an argument.
447 (vectorizable_type_demotion): Likewise.
448 * tree-vect-analyze.c (vect_analyze_operations): Call
449 vectorizable_type_promotion and vectorizable_type_demotion with
451 (vect_get_and_check_slp_defs): Detect patterns.
452 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
454 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
455 vect_build_slp_tree with correct arguments. Calculate unrolling factor
456 according to the smallest type in the loop.
457 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
458 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
459 supportable_widening_operation with correct arguments.
460 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
461 operands lists according to the number of vector statements in left
462 or right node, if exists.
463 (vect_gen_widened_results_half): Remove unused argument.
464 (vectorizable_conversion): Call supportable_widening_operation,
465 supportable_narrowing_operation, and vect_gen_widened_results_half
466 with correct arguments.
467 (vectorizable_assignment): Change documentation, support multiple
469 (vectorizable_operation): Likewise.
470 (vect_get_loop_based_defs): New function.
471 (vect_create_vectorized_demotion_stmts): Likewise.
472 (vectorizable_type_demotion): Support loop-aware SLP and general
473 multi-step conversion. Call vect_get_loop_based_defs and
474 vect_create_vectorized_demotion_stmts for transformation.
475 (vect_create_vectorized_promotion_stmts): New function.
476 (vectorizable_type_promotion): Support loop-aware SLP and general
477 multi-step conversion. Call vect_create_vectorized_promotion_stmts
479 (vectorizable_store): Change documentation, support multiple
481 (vectorizable_load): Likewise.
482 (vect_transform_stmt): Pass SLP_NODE to
483 vectorizable_type_promotion and vectorizable_type_demotion.
484 (vect_schedule_slp_instance): Move here the calculation of number
485 of vectorized statements for each node from...
486 (vect_schedule_slp): ... here.
487 (vect_transform_loop): Call vect_schedule_slp without the last
490 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
493 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
494 to == in assert statement.
495 (vectorizable_reduction): Fix typo.
497 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
500 * value-prof.c (check_counter): Dereference pointer to overall
501 count when printing it.
503 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
505 * profile.h: Really add it.
507 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
509 * mcf.c: Really add it.
511 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
512 Vinodha Ramasamy <vinodha@google.com>
514 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
516 * value-prof.c (check_counter): Fix the counter if
517 flag_profile_correction is true.
518 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
519 tree_mod_subtract_transform):
520 Follow check_counter parameter change.
521 * common.opt (fprofile-correction): New option.
523 * profile.h: Likewise.
524 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
525 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
526 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
528 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
529 flag_profile_correction is set.
531 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
533 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
535 2008-08-18 Tomas Bily <tbily@suse.cz>
537 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
538 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
540 * tree-data-ref.c (split_constant_offset_1): Likewise.
541 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
542 * tree-sra.c (sra_walk_expr): Likewise.
543 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
544 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
545 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
546 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
548 * gimple.c (gimple_assign_unary_nop_p): Likewise.
549 * tree-vect-transform.c (vectorizable_type_demotion)
550 (vectorizable_type_promotion): Likewise.
551 * tree-inline.c (expand_call_inline):
552 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
553 (forward_propagate_addr_expr_1, forward_propagate_comparison)
554 (tree_ssa_forward_propagate_single_use_vars): Likewise.
555 * expr.c (expand_expr_real_1): Likewise.
556 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
557 (gimple_assign_unary_useless_conversion_p): Likewise.
558 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
559 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
560 * fold-const.c (fold_unary): Likewise.
561 * tree.h (CONVERT_EXPR_P): Likewise.
562 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
563 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
565 (register_edge_assert_for_2, extract_range_from_unary_expr)
566 (register_edge_assert_for_1): Likewise.
568 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
570 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
571 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
572 (enum real_value_const): Delete.
573 (get_real_const): Delete.
574 * real.c (get_real_const): Delete.
575 (dconst_e_ptr): Define.
576 (dconst_third_ptr): Define.
577 (dconst_sqrt2_ptr): Define.
578 * builtins.c: Update all callers.
580 2008-08-18 Richard Guenther <rguenther@suse.de>
582 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
583 statement iterator after statement removal.
585 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
587 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
588 (detect_processor_freebsd): Likewise.
589 (host_detect_local_cpu): Call newly added functions for FreeBSD.
591 2008-08-18 Richard Guenther <rguenther@suse.de>
593 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
594 and loads have the correct types.
596 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
599 * c-opts.c (cpp_opts): Remove static.
600 * c-parser.c (cpp_opts): Declare it extern.
601 (disable_extension_diagnostics): Handle cpp options.
602 (enable_extension_diagnostics): Likewise.
604 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
606 * diagnostics.c (permerror_at): Rename as permerror.
608 * toplev.h: Likewise.
610 2008-08-18 Richard Guenther <rguenther@suse.de>
612 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
613 sdse1 and addressables2 passes. Replace dce1 with cddce1.
614 Move call_cdce before build_alias. Move copyrename2,
615 cunrolli and ccp2 beafore build_alias. Re-add addressable2
616 right after final inlining.
617 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
618 (pass_build_cfg): But instead via TODO_dump_func.
620 2008-08-18 Richard Guenther <rguenther@suse.de>
622 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
624 (scalarize_init): If we failed to generate some initializers
625 do not generate zeros for not instantiated members. Instead
626 rely on the copy out.
627 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
628 about missing flow-sensitive alias info only if we have
631 2008-08-17 Nick Clifton <nickc@redhat.com>
633 * doc/extend.texi (Function Attributes): Fix typo in description
634 if hot function attribute.
636 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
637 Richard Sandiford <rdsandiford@googlemail.com>
639 * doc/install.texi (--with-mips-plt): Document.
640 * doc/invoke.texi (-mplt, -mno-plt): Document.
641 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
642 and handle ${with_mips_plt}.
643 * config/mips/mips.opt (mplt): New option.
644 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
645 (TARGET_ABICALLS_PIC2): Likewise.
646 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
647 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
648 (ASM_SPEC): Use !mabi=* instead of !mabi*.
649 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
650 to decide whether to output ".option picX" directives.
651 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
652 Pass -call_nonpic rather than -KPIC for -mplt.
653 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
654 on the command line. Also remove it when -mabi=64 is used without
656 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
657 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
658 TARGET_ABICALLS_PIC0.
659 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
661 (mips16_build_function_stub): Only output ".option pic" directives
662 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
663 (mips16_build_call_stub): Fix comment and remove redundant
664 ".set at"/"set .noat" directives.
665 (mips_function_rodata_section): Use the default behaviour for
666 TARGET_ABSOLUTE_ABICALLS.
667 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
668 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
669 (mips_restore_gp): Do nothing if the current function doesn't use
671 (mips_expand_prologue): Only save $gp if the current function uses it.
672 Use a normal move for TARGET_ABICALLS_PIC0.
673 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
675 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
677 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
678 of function when handling GLOBAL_POINTER_REGNUM.
680 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
683 * common.opt (-fstack-check): Do not declare the variable here.
684 (-fstack-check=): New option variant.
685 * doc/invoke.texi (Code Gen Options): Document it.
686 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
687 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
688 (STACK_CHECK_STATIC_BUILTIN): New macro.
689 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
690 * opts.c: Include expr.h.
691 (common_handle_option) <OPT_fold_stack_check_>: New case.
692 <OPT_fstack_check>: Likewise.
693 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
694 consistently in the test for variable-sized types. Adjust for
695 new behaviour of flag_stack_check.
696 * explow.c: Include except.h.
697 (allocate_dynamic_stack_space): Do not take into account
698 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
699 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
700 for variable-sized parameters. Treat all parameters whose size is
701 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
702 stack checking is enabled.
703 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
704 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
705 if generic stack checking is enabled.
706 (expand_function_end): Adjust for new behaviour of flag_stack_check.
707 * reload1.c (reload): Likewise.
708 * stmt.c (expand_decl): Assert that all automatic variables have
709 fixed size at this point and remove dead code.
710 * flags.h (stack_check_type): New enumeration type.
711 (flag_stack_check): Declare.
712 * toplev.c (flag_stack_check): New global variable.
713 * Makefile.in (opts.o): Add dependency on EXPR_H.
714 (explow.o): Add dependency on except.h.
716 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
718 * config/avr/avr.c (avr_override_options): Reduce value of
719 PARAM_INLINE_CALL_COST.
721 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
723 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
724 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
725 lieu of TYPE_MODE (type) throughout.
727 2008-08-15 Joseph Myers <joseph@codesourcery.com>
729 * config/arm/arm.c (add_minipool_backward_ref): Check for
730 8-byte-aligned entries in second case of forcing insertion after a
731 particular entry. Change third case to avoid inserting
732 non-8-byte-aligned entries before 8-byte-aligned ones.
734 2008-08-15 Richard Guenther <rguenther@suse.de>
736 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
737 strip components for unknown size accesses.
739 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
741 * config/s390/2097.md New file.
742 * config/s390/s390.md ("z10prop" attribute): Define none,
743 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
744 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
745 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
746 possible values and apply them to insns as appropriate.
747 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
748 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
749 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
750 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
752 ("bfp" mode attribute): Removed. Every occurence replaced
754 * config/s390/s390.c (struct "z10_cost"): Updated entries.
755 * config/s390/2084.md (insn_reservation "x_itof"): Updated
758 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
761 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
764 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
766 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
767 additional argument. Support reduction when duplication is needed due
768 to data-types of different sizes in the loop.
769 (get_initial_def_for_induction): Fix printout.
770 (vect_get_vec_def_for_stmt_copy): Support case where the
771 vec_stmt_for_operand is a phi node.
772 (vectorizable_reduction): Support reduction when duplication is needed
773 due to data-types of different sizes in the loop.
774 (vectorizable_call): Remove restriction to not vectorize in case we
775 have data-types of different sizes in the loop.
776 (vectorizable_conversion): Likewise.
777 (vectorizable_operation): Likewise.
778 (vectorizable_type_demotion): Likewise.
779 (vectorizable_type_promotion): Likewise.
780 (vectorizable_induction): Add restriction to not vectorize in case
781 we have data-types of different sizes in the loop.
783 2008-08-14 Christophe Saout <christophe@saout.de>
784 Uros Bizjak <ubizjak@gmail.com>
787 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
788 (*vec_concatv2di_rex64_sse4_1): Ditto.
789 (*vec_concatv2di_rex64_sse): Ditto.
791 2008-08-14 Jakub Jelinek <jakub@redhat.com>
794 * fold-const.c (fold_widened_comparison): Do not allow
795 sign changes that change the result even if shorter type
796 is wider than arg1_unw's type.
798 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
800 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
801 Skip if the multilib testing specifies -march that does not
802 agree with the one specified in the testcase.
804 2008-08-13 Joseph Myers <joseph@codesourcery.com>
806 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
807 zero extend SImode values being converted to TFmode before passing
810 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
812 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
813 __PPU__ when targeting the Cell/B.E. PPU processor.
815 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
817 * gimple.h (gimple_call_set_chain): Accept SSA variables.
818 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
819 Rematerialize the static chain, if any.
820 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
823 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
825 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
826 (new_loc_descr): Likewise.
827 (add_loc_descr): Likewise.
828 (size_of_loc_descr): Likewise.
829 (size_of_locs): Likewise.
830 (output_loc_operands): Likewise.
831 (output_loc_sequence): Likewise.
832 (new_reg_loc_descr): New.
833 (build_cfa_loc): Use it.
834 (build_cfa_aligned_loc): Likewise.
835 (one_reg_loc_descriptor): Likewise.
836 (based_loc_descr): Likewise.
838 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
841 * doc/invoke.texi (Wmain): Update.
842 * c-decl.c (start_decl): warn_main is only 0 or 1.
843 (start_function): Likewise. Fix formatting.
844 (finish_function): Delete redundant warning.
845 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
846 * c-opts (c_common_handle_option): -Wall only has effect if
847 warn_main is uninitialized. OPT_Wmain is automatically
848 handled. -pedantic also enables Wmain.
849 (c_common_post_options): Handle all logic for Wmain here.
850 * c-common.c (warn_main): Delete.
851 (check_main_parameter_types): Make pedwarns conditional on
853 * c-common.h (warn_main): Delete.
855 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
858 * expr.c (emit_group_store): Allocate stack temp with the
859 largest alignment when copying from register to stack.
861 2008-08-13 Richard Guenther <rguenther@suse.de>
863 * tree.h (maybe_fold_offset_to_address): Declare.
864 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
865 (ccp_fold): Handle pointer conversions the same as fold_stmt.
866 Likewise for POINTER_PLUS_EXPR.
867 (maybe_fold_offset_to_reference): Enable disabled code.
868 (maybe_fold_offset_to_address): New function.
869 (fold_stmt_r): Use it.
870 (fold_gimple_assign): Likewise.
871 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
872 (gimplify_expr): Likewise.
874 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
876 * toplev.h (pedwarn_at): Fix declaration.
878 2008-08-13 Joseph Myers <joseph@codesourcery.com>
880 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
881 LINK_SPEC): Use %R in -Y P argument.
883 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
886 * diagnostic.c (pedwarn_at): New.
887 * toplev.h (pedwarn_at): Declare.
888 * c-tree.h (build_enumerator): Update declaration.
889 * c-decl.c (finish_enum): Update comment.
890 (build_enumerator): Take a location parameter. Give a pedwarn but do
891 not perform any conversion.
892 * c-parser.c (c_parser_enum_specifier): Set correct location for
895 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
898 * c-common.c (conversion_warning): Use a switch. Ignore boolean
899 expressions except for conversions to signed:1 bitfields. Handle
900 COND_EXPR with constant operands.
902 2008-08-13 Richard Guenther <rguenther@suse.de>
904 PR tree-optimization/15255
905 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
906 (struct oecount_s): New struct and VEC types.
908 (oecount_hash): New function.
909 (oecount_eq): Likewise.
910 (oecount_cmp): Likewise.
911 (zero_one_operation): New function.
912 (build_and_add_sum): Likewise.
913 (undistribute_ops_list): Perform un-distribution of multiplication
914 and division on the chain of summands.
915 (should_break_up_subtract): Also break up subtracts for factors.
916 (reassociate_bb): Delete dead visited statements.
917 Call undistribute_ops_list. Re-sort and optimize if it did something.
918 * passes.c (init_optimization_passes): Move DSE before
920 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
923 2008-08-12 Janis Johnson <janis187@us.ibm.com>
925 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
927 * doc/invoke.texi: Revert unintended checkin.
929 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
932 * gcc.c (include_spec_function): Tweak call to find_a_file.
934 2008-08-12 Jakub Jelinek <jakub@redhat.com>
937 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
939 * dojump.c (do_jump): Likewise.
941 PR tree-optimization/37084
942 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
943 if id->regimplify, don't assume stmt is a cast assignment.
945 2008-08-12 Anatoly Sokolov <aesok@post.ru>
947 * final.c (final_scan_insn): Use app_enable/app_disable functions.
949 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
952 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
955 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
957 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
958 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
960 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
961 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
962 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
963 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
964 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
966 * doc/tm.texi (Storage Layout): Remove documentation for
969 * simplify-rtx.c (simplify_binary_operation_1): Replace
970 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
972 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
974 * real.h (struct real_format): New member has_sign_dependent_rounding.
975 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
976 spu_single_format, ieee_double_format, mips_double_format,
977 motorola_double_format, ieee_extended_motorola_format,
978 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
979 ieee_extended_intel_96_round_53_format, ibm_extended_format,
980 mips_extended_format, ieee_quad_format, mips_quad_format,
981 vax_f_format, vax_d_format, vax_g_format): Initialize it.
982 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
984 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
985 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
986 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
987 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
988 (ROUND_TOWARDS_ZERO): Likewise.
990 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
991 (FLOAT_MODE_FORMAT): New macro.
992 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
993 (MODE_COMPOSITE_P): ... this new macro.
994 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
995 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
996 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
998 * flags.h: Include "real.h".
1000 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1001 REAL_MODE_FORMAT_COMPOSITE_P.
1002 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1004 * doc/tm.texi (Storage Layout): Remove documentation of
1005 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1006 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1007 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1008 they only apply to libgcc2.a.
1010 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1012 * config/spu/float_disf.c: New file.
1013 * config/spu/float_unsdisf.c: New file.
1014 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1015 (LIB2FUNCS_EXCLUDE): Define.
1017 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1018 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1020 * real.h (struct real_format): New member round_towards_zero.
1021 * real.c (round_for_format): Respect fmt->round_towards_zero.
1022 (ieee_single_format, mips_single_format, motorola_single_format,
1023 spu_single_format, ieee_double_format, mips_double_format,
1024 motorola_double_format, ieee_extended_motorola_format,
1025 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1026 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1027 mips_extended_format, ieee_quad_format, mips_quad_format,
1028 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1029 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1031 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1032 real_format to choose rounding mode when calling MPFR functions.
1033 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1034 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1036 * real.h (real_to_decimal_for_mode): Add prototype.
1037 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1038 Respect target rounding mode when generating decimal representation.
1039 (real_to_decimal): New stub for backwards compatibility.
1040 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1041 real_to_decimal_for_mode instead of real_to_decimal.
1043 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1045 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1046 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1048 * real.c (spu_single_format): New variable.
1049 * real.h (spu_single_format): Declare.
1051 * config/spu/spu.c (spu_override_options): Install SFmode format.
1052 (spu_split_immediate): Use integer mode to operate on pieces of
1053 floating-point values in all cases.
1055 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1056 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1057 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1059 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1061 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1063 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1065 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1067 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1070 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1071 on the VAR_DECL instead of TYPE_READONLY on its type.
1073 2008-08-12 Ira Rosen <irar@il.ibm.com>
1075 * tree-vectorizer.c: Depend on langhooks.h.
1076 (supportable_widening_operation): Add two arguments. Support double
1078 (supportable_narrowing_operation): Likewise.
1079 * tree-vectorizer.h (supportable_widening_operation): Add two
1081 (supportable_narrowing_operation): Likewise.
1082 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1083 supportable_widening_operation with correct arguments.
1084 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1085 (vectorizable_type_demotion): Support double type conversions.
1086 (vectorizable_type_promotion): Likewise.
1087 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1089 2008-08-11 Michael Matz <matz@suse.de>
1091 * i386/i386.c (override_options): Move initialisation from
1092 flag_schedule_insns_after_reload to here from ...
1093 (optimization_options): ... here.
1095 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1097 PR rtl-optimization/36998
1098 * dwarf2out.c (compute_barrier_args_size_1,
1099 compute_barrier_args_size): Temporarily remove assertions.
1101 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1104 * tree-ssa.c (struct walk_data): Add new flag
1105 warn_possibly_uninitialized.
1106 (warn_uninitialized_var): Use it.
1107 (warn_uninitialized_vars): New.
1108 (execute_early_warn_uninitialized): Call it.
1109 (execute_late_warn_uninitialized): Likewise.
1111 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1114 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1117 2008-08-09 Jan Hubicka <jh@suse.cz>
1120 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1122 (expand_fix): Be prepared for expansion to fail.
1123 (expand_sfix_optab): Remove instructions if expansion failed.
1125 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1127 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1129 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1130 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1132 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1134 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1135 mips/t-libgcc-mips16 to tmake_file.
1136 * config/mips/mips-protos.h (mips_call_type): New enum.
1137 (mips_pic_base_register, mips_got_load): Declare.
1138 (mips_restore_gp): Take an rtx argument.
1139 (mips_use_pic_fn_addr_reg_p): Declare.
1140 (mips_expand_call): Replace the sibcall_p argument with
1141 a mips_call_type argument. Add a lazy_p parameter.
1142 (mips_split_call): Declare.
1143 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1144 (MIPS16_PIC_TEMP): Likewise.
1145 (reg_class): Delete M16_NA_REGS.
1146 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1147 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1148 (mips_split_hi_p): Declare.
1149 * config/mips/mips.c (mips_split_hi_p): New array.
1150 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1151 (mips_got_symbol_type_p): New function.
1152 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1153 (mips16_stub_function_p): New function.
1154 (mips16_local_function_p): Likewise.
1155 (mips_use_pic_fn_addr_reg_p): Likewise.
1156 (mips_cannot_force_const_mem): Return false for HIGHs.
1157 Extend CONST_INT and symbolic handling to MIPS16, using
1158 mips_symbol_insns to check that the base symbol type is a
1159 legitimate constant. Reject GOT-based constants if
1160 TARGET_MIPS16_PCREL_LOADS.
1161 (mips_const_insns): Check targetm.cannot_force_const_mem when
1162 decomposing a symbolic base and a large offset.
1163 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1164 When calling a function that needs $25 from MIPS16 code,
1165 move the target address into $25 separately and add a USE
1167 (mips16_gp_pseudo_reg): Insert the initializer immediately
1168 before the first real insn.
1169 (mips_pic_base_register, mips_got_load): New functions.
1170 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1171 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1172 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1173 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1174 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1175 also passing NULL_RTX rather than const0_rtx as the aux argument.
1176 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1177 instead of TARGET_EXPLICIT_RELOCS.
1178 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1179 (mips_load_call_address): Replace the sibcall_p argument with
1180 a mips_call_type argument. Use mips_got_load.
1181 (mips16_local_alias): New structure.
1182 (mips16_local_aliases): New variable.
1183 (mips16_local_aliases_hash): New function.
1184 (mips16_local_aliases_eq): Likewise.
1185 (mips16_local_alias): Likewise.
1186 (mips16_stub_function): Likewise.
1187 (mips16_build_function_stub): Create a local alias for the target
1188 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1189 .cpload directive and an R_MIPS_NONE relocation for the target
1190 function, then load the alias rather than the function itself.
1191 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1192 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1193 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1194 (mips16_build_call_stub): Replace the FN parameter with an
1195 FN_PTR parameter. Force the address into a register if it
1196 isn't a call_insn_operand; don't rely on the caller to do this.
1197 If a call to a locally-defined and locally-binding MIPS16
1198 function must be made indirectly, redirect the call to the
1199 function's local alias. Use mips16_stub_function_p,
1200 mips16_stub_function, mips_expand_call and use_reg.
1201 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1202 Use explicit %hi and %lo accesses where possible.
1203 Use MIPS_CALL to generate the correct code form of a
1204 jal instruction. Add clobbers of $18 instead of uses.
1205 Update the call to mips_emit_call_insn.
1206 (mips_expand_call): Replace the SIBCALL_P argument with a
1207 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1208 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1209 allowing it to modify the call address. Update the calls to
1210 mips_load_call_address and mips_emit_call_insn.
1211 (mips_split_call): New function.
1212 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1213 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1214 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1215 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1216 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1218 (mips_cprestore_slot): New function.
1219 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1220 and use mips_cprestore_slot.
1221 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1223 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1224 then use a copygp_mips16 instruction to set up $28.
1225 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1226 (mips16_lay_out_constants): Call split_all_insns_noflow.
1227 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1228 false if TARGET_MIPS16.
1229 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1230 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1231 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1232 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1233 MIPS16 code. Allow MIPS16 o32 PIC.
1234 (mips_override_options): Allow MIPS16 o32 PIC.
1235 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1236 after reload if TARGET_USE_GOT.
1237 (UNSPEC_COPYGP): New constant.
1238 (length): Use a default length of 8 for MIPS16 GOT loads.
1239 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1240 (*got_page<mode>): Check mips_split_hi_p.
1241 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1242 (unspec_got<mode>, unspec_call<mode>): New expanders.
1243 (load_got<mode>, load_call<mode>): Remove the length attributes.
1244 Use a got attribute instead of a type attribute.
1245 (copygp_mips16): New insn.
1246 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1247 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1248 (sibcall, sibcall_value, call, call_value): Update the calls
1249 to mips_expand_call.
1250 (call_internal, call_value_internal): Use mips_split_call.
1251 (call_value_multiple_internal): Likewise.
1252 (call_split): Move after call_internal (the insn it is split from).
1253 (call_internal_direct, call_value_internal_direct): Turn into
1254 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1255 (call_direct_split, call_value_direct_split): New patterns.
1256 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1257 and use M16_REGS instead of M16_NA_REGS.
1258 * config/mips/predicates.md (const_call_insn_operand): Replace
1259 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1260 mips_use_pic_fn_addr_reg_p check.
1261 (move_operand): Reject HIGHs if mips_split_hi_p.
1262 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1263 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1264 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1265 * config/mips/libgcc-mips16.ver: New file.
1266 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1267 $(srcdir)/config/mips/libgcc-mips16.ver.
1269 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1271 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1272 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1273 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1274 (mips16_cfun_returns_in_fpr_p): Likewise.
1276 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1278 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1279 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1280 rather than 4 to PC.
1282 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1284 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1285 (FUNCTION_PROFILER): Save the static chain pointer into $2
1286 beforehand and restore it aftewards.
1287 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1288 address directly into $25 and call the function through $25;
1289 do not clobber $3. Pad the DImode version to cover the space
1290 left by the deleted $25 <- $3 move.
1291 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1292 the removal of the $25 <- $3 move.
1293 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1294 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1296 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1297 Daniel Jacobowitz <dan@codesourcery.com>
1299 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1300 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1301 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1302 * config/mips/mips.c (mips_start_function_definition): New function.
1303 (mips_end_function_definition): Likewise.
1304 (mips_output_function_prologue): Use mips_start_function_definition.
1305 (mips_output_function_epilogue): Use mips_end_function_definition.
1306 (build_mips16_function_stub): Use mips_start_function_definition
1307 and mips_end_function_definition.
1308 (build_mips16_call_stub): Likewise.
1310 2008-08-09 Richard Guenther <rguenther@suse.de>
1312 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1313 * gimple.h (gimple_call_fn): Adjust comment.
1314 (gimple_call_set_fndecl): New function.
1315 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1316 longer having bare FUNCTION_DECL operand.
1317 (gimple_call_return_type): Likewise.
1318 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1320 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1321 (gimple_mod_pow2): Likewise.
1322 (gimple_mod_subtract): Likewise.
1323 (gimple_ic): Likewise.
1324 (gimple_stringop_fixed_value): Likewise.
1325 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1326 longer having bare FUNCTION_DECL operand.
1327 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1328 * omp-low.c (optimize_omp_library_calls): Likewise.
1329 * cgraphunit.c (update_call_expr): Likewise.
1330 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1331 (execute_convert_to_rsqrt): Likewise.
1332 * cfgexpand.c (gimple_to_tree): Simplify.
1333 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1334 bare FUNCTION_DECL operand.
1335 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1336 (convert_gimple_call): Use gimple_call_fndecl.
1337 * c-common.c (c_warn_unused_result): Likewise.
1339 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1342 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1343 (c_finish_return): Likewise.
1344 (c_start_case): Likewise.
1345 * c-common.c (warn_for_collisions_1): Use explicit location in
1347 * c-parser.c (c_parser_condition): New. Call
1348 verify_sequence_points.
1349 (c_parser_paren_condition): Call c_parser_condition.
1350 (c_parser_for_statement): Call c_parser_condition.
1352 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1355 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1356 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1357 Moved from diagnostic.h
1358 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1360 (emit_diagnostic): New.
1361 (warning0, pedwarn0): Delete.
1362 (warning, warning_at, pedwarn, permerror): Return bool.
1363 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1364 Moved to diagnostic.c.
1365 (struct diagnostic_context): Use correct type for
1366 classify_diagnostic.
1367 (diagnostic_report_diagnostic): Update declaration.
1368 (emit_diagnostic): Declare.
1369 * errors.c (warning): Return bool.
1370 * errors.h (warning): Update declaration.
1371 * toplev.h (warning0, pedwarn0): Delete.
1372 (warning, warning_at, pedwarn, permerror): Return bool.
1373 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1374 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1375 inform. Update all calls.
1376 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1377 before giving informative note.
1378 (implicit_decl_warning): Likewise.
1379 * c-typeck.c (build_function_call): Likewise.
1380 * tree-sssa.c (warn_uninit): Likewise.
1381 * builtins.c (gimplify_va_arg_expr): Likewise.
1383 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1386 * doc/invoke.texi (-Wextra): Move warning from here...
1387 (-Wuninitialized): ... to here.
1389 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1392 * flags.h (set_Wunused): Delete
1393 * toplev.c (process_options): Handle Wunused flags here.
1394 * opts.c (maybe_warn_unused_parameter): Delete.
1395 (common_handle_option): Replace set_Wunused by warn_unused.
1396 (set_Wextra): Do not handle Wunused-parameter here.
1397 (set_Wunused): Delete.
1398 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1400 * common.opt (Wunused): Add Var and Init.
1401 (Wunused-function): Likewise.
1402 (Wunused-label): Likewise.
1403 (Wunused-parameter): Likewise.
1404 (Wunused-value): Likewise.
1405 (Wunused-variable): Likewise.
1407 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1409 * doc/invoke.texi: Add cpu_type power7.
1410 * config.in (HAVE_AS_VSX): New.
1411 * config.gcc: Add cpu_type power7.
1412 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1414 * configure: Regenerate.
1415 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1417 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1418 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1419 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1421 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1423 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1424 type to vectorize.builtin_conversion.
1425 (vectorizable_conversion): Likewise.
1426 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1427 integral type as input.
1428 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1430 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1431 and ALTIVEC_BUILTIN_VCTSXS.
1432 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1435 2008-08-08 Richard Guenther <rguenther@suse.de>
1437 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1438 (surely_varying_stmt_p): Calls are varying only if they are
1439 non-builtin and not indirect or have no result.
1440 (ccp_fold): Re-instantiate code before the tuples merge.
1442 2008-08-08 Richard Guenther <rguenther@suse.de>
1444 PR tree-optimization/37056
1445 * gimple.h (gimple_assign_rhs_class): New helper function.
1446 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1447 unary operations properly.
1449 2008-08-07 Jan Hubicka <jh@suse.cz>
1451 * i386.h (ix86_size_cost): Declare.
1452 (ix86_cur_cost): New function macro.
1453 * i386.md (peepholes expanding size and splitters): Predicate by
1454 optimize_insn_for_speed_p.
1455 (peepholes reduce size and splitters): Predicate by
1456 optimize_insn_for_size_p.
1457 * i386.c (ix86_size_cost): Rename from ...
1458 (size_cost): This one.
1459 (override_options): Update.
1460 (decide_alg): Likewise.
1461 (ix86_expand_clear): Use RTL profile.
1462 (ix86_pad_returns): Use RTL profile.
1464 2008-08-07 Jan Hubicka <jh@suse.cz>
1466 * recog.c (split_all_insns): Set RTL profile
1467 (peephole2_optimize): Likewise.
1468 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1469 * combine.c (combine_instructions): Likewise.
1471 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1473 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1475 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1477 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1478 value in a6 after the set_frame_ptr insn.
1480 2008-08-07 Richard Henderson <rth@redhat.com>
1483 * gcc.c (cpp_options): Pass along -g*.
1485 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1487 * config/arm/arm.c (output_move_neon): Update comment describing
1488 big-endian vector layout.
1489 (arm_assemble_integer): Do not handle big-endian NEON vectors
1491 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1492 neon_vget_lane<mode>_sext_internal,
1493 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1494 element indices for big-endian.
1496 2008-08-07 Richard Henderson <rth@redhat.com>
1498 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1499 * configure, config.in: Rebuild.
1500 * debug.h (dwarf2out_do_cfi_asm): Declare.
1501 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1502 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1503 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1504 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1506 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1508 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1509 movv2si_internal): Combine into mov<mode>_internal.
1510 (movv2si_internal_2): Remove.
1512 2008-08-07 Jan Hubicka <jh@suse.cz>
1515 * i386.md (single stringop patterns): Enable unconditionally.
1517 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1520 * config/i386/emmintrin.h (_mm_move_epi64): Use
1521 __builtin_ia32_movq128.
1523 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1524 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1526 * config/i386/sse.md (sse2_movq128): New.
1528 * doc/extend.texi: Document __builtin_ia32_movq128.
1530 2008-08-07 Richard Guenther <rguenther@suse.de>
1533 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1534 pointers can access anything.
1536 2008-08-06 Jan Hubicka <jh@suse.cz>
1538 * optabs.c (emit_unop_insn): Break out to ...
1539 (maybe_emit_unop_insn): ... this one.
1540 (expand_sfix_optab): Use maybe variant.
1541 * optabs.h (maybe_emit_unop_insn): Declare.
1543 * i386.md (mov0 patterns): Enable by default.
1544 (FP conversion expanders): Disable expansion of code expanding
1545 sequences when instruction should be optimized for size.
1546 (single strinop patterns): Enable when optimizing for size.
1547 (string expanders): Disable expanding of code expanding sequences
1548 when optimizning instruction for size.
1549 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1551 (ix86_fp_comparison_sahf_cost): Likewise.
1552 (ix86_expand_branch): Likewise.
1553 (ix86_expand_ashl_const): Likewise.
1554 (ix86_split_ashl): Likewise.
1555 (ix86_expand_strlen): Likewise.
1556 (ix86_emit_fp_unordered_jump): Likewie.
1558 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1560 * c-common.c: Fix typo.
1561 (c_common_reswords): Activate more C++ keyword warnings.
1563 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1565 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1568 * diagnostic.c (permerror_at): New.
1569 * toplev.h (permerror_at): Declare.
1571 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1572 Ira Rosen <irar@il.ibm.com>
1574 * tree-vect-transform.c (vect_model_simple_cost): Return
1575 immediately if stmt is pure SLP.
1576 (vect_model_store_cost): Ditto.
1577 (vect_model_load_cost): Ditto.
1578 (vectorizable_store): Remove PURE_SLP check before call
1579 to vect_model_store_cost.
1580 (vect_model_store_cost): When checking whether stmt describe
1581 strided access, add a check that it is not slp_node.
1583 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1586 * c-common.c (warn_for_sign_compare): New. Handle separately the
1587 case that 'constant' is zero.
1588 * c-typeck.c (build_binary_op): Move code to c-common.c
1590 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1592 * config/alpha/alpha.c (alpha_preferred_reload_class,
1593 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1594 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1595 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1596 * config/arm/arm.md: Likewise.
1597 * config/avr/avr-protos.h (preferred_reload_class,
1598 test_hard_reg_class, avr_simplify_comparison_p,
1599 out_shift_with_cnt, class_max_nregs): Likewise.
1600 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1601 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1602 preferred_reload_class, test_hard_reg_class): Likewise.
1603 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1604 bfin_memory_move_cost, bfin_secondary_reload,
1605 bfin_output_mi_thunk): Likewise.
1606 * config/crx/crx.c (crx_secondary_reload_class,
1607 crx_memory_move_cost): Likewise.
1608 * config/frv/frv-protos.h (frv_secondary_reload_class,
1609 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1610 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1611 frv_secondary_reload_class, frv_class_likely_spilled_p,
1612 frv_class_max_nregs): Likewise.
1613 * config/h8300/h8300.c (h8300_classify_operand,
1614 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1616 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1617 * config/ia64/ia64.c (ia64_preferred_reload_class,
1618 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1619 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1620 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1622 * config/m68hc11/m68hc11.c (preferred_reload_class,
1623 m68hc11_memory_move_cost): Likewise.
1624 * config/mcore/mcore.c (mcore_secondary_reload_class,
1625 mcore_reload_class): Likewise.
1626 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1627 mips_class_max_nregs, mips_cannot_change_mode_class,
1628 mips_preferred_reload_class, mips_secondary_reload_class,
1629 mips_output_mi_thunk): Likewise.
1630 * config/mmix/mmix.c (mmix_preferred_reload_class,
1631 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1633 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1635 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1636 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1637 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1638 * config/rs6000/rs6000.c (paired_expand_vector_init,
1639 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1640 compare_section_name, rs6000_memory_move_cost): Likewise.
1641 * config/s390/s390.c (s390_emit_compare_and_swap,
1642 s390_preferred_reload_class, s390_secondary_reload,
1643 legitimize_pic_address, legitimize_tls_address,
1644 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1645 s390_class_max_nregs): Likewise.
1646 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1647 * config/s390/s390.md: Likewise.
1648 * config/score/score-protos.h (score_secondary_reload_class,
1649 score_preferred_reload_class): Likewise.
1650 * config/score/score.c (score_preferred_reload_class,
1651 score_secondary_reload_class): Likewise.
1652 * config/score/score3.c (score3_output_mi_thunk,
1653 score3_preferred_reload_class, score3_secondary_reload_class,
1654 score3_hard_regno_mode_ok): Likewise.
1655 * config/score/score3.h (score3_preferred_reload_class,
1656 score3_secondary_reload_class): Likewise.
1657 * config/score/score7.c (score7_output_mi_thunk,
1658 score7_preferred_reload_class, score7_secondary_reload_class,
1659 score7_hard_regno_mode_ok): Likewise.
1660 * config/score/score7.h (score7_preferred_reload_class,
1661 score7_secondary_reload_class): Likewise.
1662 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1663 output_branchy_insn, add_constant, gen_block_redirect,
1664 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1665 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1667 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1668 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1669 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1670 xstormy16_preferred_reload_class): Likewise.
1671 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1672 xtensa_expand_atomic, override_options,
1673 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1675 * reorg.c (try_merge_delay_insns): Likewise.
1676 * tree.c (merge_dllimport_decl_attributes): Likewise.
1678 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1680 2008-08-06 Michael Matz <matz@suse.de>
1682 * Makefile.in (write_entries_to_file): Quote words.
1683 * gengtype.c: (read_input_line): Skip over leading white-space.
1685 2008-08-06 Marc Gauthier <marc@tensilica.com>
1687 * config.gcc: Match more processor names for Xtensa.
1688 * configure.ac: Likewise.
1689 * doc/install.texi (Specific): Likewise.
1690 * configure: Regenerate.
1692 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1694 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1695 * calls.c (avoid_likely_spilled_reg): Likewise.
1696 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1697 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1698 * config/i386/i386.c (ix86_expand_special_args_builtin,
1699 ix86_secondary_reload): Likewise.
1700 * except.c (struct eh_region, gen_eh_region_catch,
1701 remove_unreachable_regions, duplicate_eh_regions,
1702 assign_filter_values, build_post_landing_pads,
1703 sjlj_find_directly_reachable_regions, remove_eh_handler,
1704 reachable_next_level, foreach_reachable_handler,
1705 can_throw_internal_1, can_throw_external_1,
1706 collect_one_action_chain): Likewise.
1707 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1708 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1709 * function.c (update_temp_slot_address, instantiate_new_reg,
1710 instantiate_virtual_regs_in_rtx,
1711 instantiate_virtual_regs_in_insn): Likewise.
1712 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1713 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1714 gimplify_cleanup_point_expr): Likewise.
1715 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1716 * passes.c (next_pass_1): Likewise.
1717 * print-tree.c (print_node_brief, print_node): Likewise.
1718 * profile.c (branch_prob): Likewise.
1719 * tree-dump.c (dump_register): Likewise.
1720 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1722 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1723 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1724 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1725 copy_arguments_for_versioning, copy_static_chain): Likewise.
1726 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1727 add_new_name_mapping, register_new_name_mapping): Likewise.
1728 * tree-mudflap.c (mf_xform_derefs): Likewise.
1729 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1730 get_init_expr, combine_chains): Likewise.
1731 * tree-pretty-print.c (dump_generic_node): Likewise.
1732 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1733 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1734 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1735 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1737 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1740 * calls.c (expand_call): Use the biggest preferred stack
1743 2008-08-06 Michael Matz <matz@suse.de>
1746 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1747 for reused reload, instead of overwriting them.
1749 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1752 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1753 for incoming stack boundary.
1755 * function.c (assign_parm_find_entry_rtl): Update
1756 parm_stack_boundary.
1758 * function.h (rtl_data): Add parm_stack_boundary.
1760 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1761 parm_stack_boundary for incoming stack boundary.
1763 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1765 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1766 for unrepresentable subregs or treat them as equal to other regs
1767 or subregs with the same register number.
1769 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1772 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1775 2008-08-06 Jan Hubicka <jh@suse.cz>
1777 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1778 frequencies might be hot.
1780 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1782 * reload.c (find_reloads): Force constants into literal pool
1783 also if they are wrapped in a SUBREG.
1785 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1788 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1789 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1790 Don't allow predicated instructions for data speculation.
1791 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1794 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1796 * haifa-sched.c (extend_global): Split to extend_global_data and
1797 extend_region_data. Update all uses.
1798 (extend_all): Rename to extend_block_data.
1800 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1802 * sched-rgn.c (new_ready): Check if instruction can be
1803 speculatively scheduled before attempting speculation.
1804 (debug_rgn_dependencies): Remove wrongful assert.
1806 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1808 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1810 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1812 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1813 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1814 va_size, and type_size.
1816 2008-08-04 Jason Merrill <jason@redhat.com>
1819 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1820 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1822 2008-08-05 Richard Henderson <rth@redhat.com>
1824 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1825 * configure: Rebuild.
1827 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1830 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1831 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1834 2008-08-05 Richard Henderson <rth@redhat.com>
1836 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1837 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1838 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1839 * common.opt (fdwarf2-cfi-asm): New.
1840 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1841 * config.in, configure: Rebuild.
1842 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1843 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1844 (dw2_force_const_mem): Externalize.
1845 * dwarf2asm.h: Update.
1846 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1847 generate a real label.
1848 (output_cfi_directive): New.
1849 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1850 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1851 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1853 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1854 (output_loc_operands_raw, output_loc_sequence_raw): New.
1855 (output_cfa_loc_raw): New.
1857 2008-08-05 Paul Brook <paul@codesourcery.com>
1859 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1860 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1861 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1862 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1863 * config/arm/arm.h (TARGET_VFPD32): Define.
1864 (TARGET_VFP3): Use TARGET_VFPD32.
1865 (fputype): Add FPUTYPE_VFP3D16.
1866 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1867 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1868 * config/arm/arm-cores.def: Add cortex-r4f.
1869 * config/arm/arm-tune.md: Regenerate.
1871 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1873 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1874 Reword some comments throughout the file.
1876 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1877 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1878 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1879 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1881 (MFC_START_ENABLE): Remove PPU-only define.
1882 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1883 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1885 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1886 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1887 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1888 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1889 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1890 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1891 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1893 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1894 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1895 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1896 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1898 (spu_read_machine_status): Fix typo.
1900 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1902 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1903 SUBREG of multi-word hard register.
1904 * config/spu/spu.c (valid_subreg): Likewise.
1905 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1907 2008-08-04 Richard Guenther <rguenther@suse.de>
1909 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1910 the candidate with the stripped base if that base is different
1911 from the original base even for offset zero.
1913 2008-08-04 Richard Guenther <rguenther@suse.de>
1916 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1917 check for no_overflow.
1919 2008-08-04 Richard Guenther <rguenther@suse.de>
1921 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1923 2008-08-04 Paul Brook <paul@codesourcery.com>
1925 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1926 (arm_order_regs_for_local_alloc): New function.
1927 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1929 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1931 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1934 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1935 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1936 (ix86_expand_epilogue): Likewise.
1938 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1940 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1943 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1945 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1946 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1947 (*movv2sf_internal_rex64): Ditto.
1949 2008-08-03 Jan Hubicka <jh@suse.cz>
1951 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1952 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1953 * expmed.c (expand_smod_pow2): Likewise.
1955 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1958 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1959 alternative 0 of operand 1.
1960 (*vec_concatv2di_rex64_sse): Ditto.
1961 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1963 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1964 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1965 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1966 (*movv2sf_internal_rex64): Ditto.
1968 2008-08-02 Richard Guenther <rguenther@suse.de>
1971 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1972 (ssedoublesizemode): New mode attribute.
1973 (sse_shufps): Call gen_sse_shufps_v4sf.
1974 (sse_shufps_1): Macroize.
1975 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1976 (sse2_shufpd_1): Macroize.
1977 (vec_extract_odd, vec_extract_even): New expanders.
1978 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1979 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1980 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1981 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1982 (ix86_expand_vector_set): Likewise.
1983 (ix86_expand_reduc_v4sf): Likewise.
1985 2008-08-01 Doug Kwan <dougkwan@google.com>
1987 * matrix-reorg.c: Re-enable all code.
1988 (struct malloc_call_data): Change CALL_STMT to gimple type.
1989 (collect_data_for_malloc_call): Tuplify.
1990 (struct access_site_info): Change STMT to gimple type.
1991 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1992 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1993 (struct free_info): Change STMT to gimple type.
1994 (struct matrix_access_phi_node): Change PHI to gimple type.
1995 (get_inner_of_cast_expr): Remove.
1996 (may_flatten_matrices_1): Tuplify.
1997 (may_flatten_matrices): Ditto.
1998 (mark_min_matrix_escape_level): Ditto.
1999 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2000 (ssa_accessed_in_call_rhs): New
2001 (ssa_accessed_in_assign_rhs): New
2002 (record_access_alloc_site_info): Tuplify.
2003 (add_allocation_site): Ditto.
2004 (analyze_matrix_allocation_site): Ditto.
2005 (analyze_transpose): Ditto.
2006 (get_index_from_offset): Ditto.
2007 (update_type_size): Ditto.
2008 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2009 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2010 (analyze_accesses_for_phi_node): Tuplify.
2011 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2012 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2013 (analyze_matrix_accesses): Tuplify.
2014 (check_var_data): New call-back type for check_var_notmodified_p.
2015 (check_var_notmodified_p): Tuplify and use call-back struct to
2016 return statement found.
2017 (can_calculate_expr_before_stmt): Factor out statement related code
2019 (can_calculate_stmt_before_stmt): New.
2020 (check_allocation_function): Tuplify.
2021 (find_sites_in_func): Ditto.
2022 (record_all_accesses_in_func): Ditto.
2023 (transform_access_sites): Ditto.
2024 (transform_allocation_sites): Ditto.
2025 (matrix_reorg): Re-enable.
2026 (gate_matrix_reorg): Re-enable.
2028 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2030 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2031 for labels for which it hasn't been set yet. If it has been set,
2032 stop walking insns and continue with next worklist item.
2033 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2034 if the only BARRIER is at the very end of a function.
2036 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2038 * cfgexpand.c (expand_stack_alignment): Assert that
2039 stack_realign_drap and drap_rtx must match.
2041 * function.c (instantiate_new_reg): If DRAP is used to realign
2042 stack, replace virtual_incoming_args_rtx with internal arg
2045 2008-08-01 Richard Guenther <rguenther@suse.de>
2047 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2048 loop information only if we initialized it.
2049 (execute_pre): Call fini_pre with in_fre.
2050 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2051 if we do not unroll because we hit max-completely-peeled-insns.
2052 Use our estimation for consistency, do allow shrinking.
2054 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2056 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2057 with MIN_STACK_BOUNDARY.
2058 (ix86_update_stack_boundary): Likewise.
2059 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2062 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2063 (MIN_STACK_BOUNDARY): This.
2065 2008-08-01 Richard Guenther <rguenther@suse.de>
2068 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2070 2008-08-01 Richard Guenther <rguenther@suse.de>
2072 PR tree-optimization/36988
2073 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2074 do not matter if that doesn't change volatile qualification.
2076 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2078 * configure.ac: Do not generate libada-mk. Do not subst
2080 * libada-mk.in: Remove.
2081 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2082 * configure: Regenerate.
2084 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2086 * tree-pass.h: Added comment about not dumping passes with name
2087 starting with star in struct opt_pass.
2088 * passes.c (register_dump_files_1): Don't do dump for a pass with
2089 name starting with star.
2090 * doc/passes.texi (Pass manager): Mention pass names and special
2091 meaning of star prefix to avoid dump.
2093 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2095 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2097 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2098 (ISA_MIPS64R2): New macro.
2099 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2100 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2101 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2102 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2103 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2104 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2105 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2106 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2107 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2108 Move up to keep list alphabetically sorted.
2109 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2110 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2112 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2113 (-march=@var{arch}): Add mips64r2.
2115 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2117 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2119 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2121 * expr.c (expand_assignment): Check for complete type.
2123 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2126 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2128 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2129 for stack alignment.
2131 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2133 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2135 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2136 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2138 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2140 PR rtl-optimization/36419
2141 * dwarf2out.c (barrier_args_size): New variable.
2142 (compute_barrier_args_size, compute_barrier_args_size_1): New
2144 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2145 if not called yet in the current function, use barrier_args_size
2146 array to find the new args_size value.
2147 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2149 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2152 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2155 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2158 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2159 (dwarf2out_stack_adjust): Use it.
2160 (dwarf2out_frame_debug_expr): Likewise.
2162 2008-07-31 Richard Guenther <rguenther@suse.de>
2164 PR tree-optimization/36978
2165 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2166 the generated condition.
2168 2008-07-31 Richard Guenther <rguenther@suse.de>
2170 * passes.c (init_optimization_passes): Always call
2171 pass_early_warn_uninitialized.
2172 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2173 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2174 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2176 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2179 * builtins.c (maybe_emit_free_warning): New function.
2180 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2181 maybe_emit_free_warning for BUILT_IN_FREE.
2184 * dwarf2out.c (get_context_die): New function.
2185 (force_decl_die, force_type_die): Use it.
2186 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2187 returns NULL, force generation of DW_TAG_typedef and put that into
2190 PR preprocessor/36649
2191 * c-pch.c (c_common_read_pch): Save and restore
2192 line_table->trace_includes across PCH restore.
2194 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2197 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2199 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2202 * final.c (call_from_call_insn): Handle COND_EXEC.
2204 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2206 * builtins.c (std_gimplify_va_arg_expr): Replace
2207 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2208 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2210 2008-07-30 Joey Ye <joey.ye@intel.com>
2211 H.J. Lu <hongjiu.lu@intel.com>
2213 * builtins.c (expand_builtin_setjmp_receiver): Replace
2214 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2215 (expand_builtin_apply_args_1): Likewise.
2216 (expand_builtin_longjmp): Need DRAP for stack alignment.
2217 (expand_builtin_apply): Likewise.
2219 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2220 instead of assign_stack_local to allow alignment reduction.
2222 * calls.c (emit_call_1): Need DRAP for stack alignment if
2224 (expand_call): Replace virtual_incoming_args_rtx with
2225 crtl->args.internal_arg_pointer.
2226 * stmt.c (expand_nl_goto_receiver): Likewise.
2228 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2229 alignment and store to stack_alignment_estimated and
2230 max_used_stack_slot_alignment.
2231 (expand_one_var): Likewise.
2232 (expand_stack_alignment): New function.
2233 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2234 and stack_alignment_estimated fields in rtl_data. Call
2235 expand_stack_alignment at end.
2237 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2238 (MAX_STACK_ALIGNMENT): Likewise.
2239 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2240 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2242 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2243 stack alignment when generating virtual registers.
2245 * function.c (assign_stack_local): Renamed to ...
2246 (assign_stack_local_1): This. Add a parameter to indicate
2247 if it is OK to reduce alignment.
2248 (assign_stack_local): Use it.
2249 (instantiate_new_reg): Instantiate virtual incoming args rtx
2250 to vDRAP if stack realignment and DRAP is needed.
2251 (assign_parms): Collect parameter/return type alignment and
2252 contribute to stack_alignment_estimated.
2253 (locate_and_pad_parm): Likewise.
2254 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2255 with crtl->args.internal_arg_pointer.
2257 * function.h (rtl_data): Add new field drap_reg,
2258 max_used_stack_slot_alignment, stack_alignment_estimated,
2259 stack_realign_needed, need_drap, stack_realign_processed and
2260 stack_realign_finalized.
2261 (stack_realign_fp): New macro.
2262 (stack_realign_drap): Likewise.
2264 * global.c (compute_regsets): Frame pointer is needed when
2265 stack is realigned. Can eliminate frame pointer when stack is
2266 realigned and dynamic realigned argument pointer isn't used.
2268 * reload1.c (update_eliminables): Frame pointer is needed
2269 when stack is realigned.
2270 (init_elim_table): Can eliminate frame pointer when stack is
2271 realigned and dynamic realigned argument pointer isn't used.
2273 * rtl.h (assign_stack_local_1): Declare new funtion.
2275 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2276 (TARGET_GET_DRAP_RTX): Likewise.
2277 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2278 TARGET_GET_DRAP_RTX.
2280 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2282 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2283 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2285 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2286 H.J. Lu <hongjiu.lu@intel.com>
2288 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2289 vdrap_reg, stack_realign and drap_reg_saved.
2290 (add_cfi): Don't allow redefining CFA when DRAP is used.
2291 (reg_save): Handle stack alignment.
2292 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2293 alignment. Don't generate DWARF information for (set fp sp)
2295 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2297 (int_loc_descriptor): Move prototype forward. Also define if
2298 DWARF2_UNWIND_INFO is true.
2299 (output_cfa_loc): Handle DW_CFA_expression.
2300 (build_cfa_aligned_loc): New.
2301 (based_loc_descr): Update assert for stack realign. For local
2302 variables, use sp+offset when stack is aligned without drap and
2303 fp+offset when stack is aligned with drap. For arguments, use
2304 cfa+offset when drap is used to align stack.
2306 2008-07-30 Joey Ye <joey.ye@intel.com>
2307 H.J. Lu <hongjiu.lu@intel.com>
2309 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2311 (ix86_gen_andsp): New.
2312 (ix86_user_incoming_stack_boundary): Likewise.
2313 (ix86_default_incoming_stack_boundary): Likewise.
2314 (ix86_incoming_stack_boundary): Likewise.
2315 (ix86_can_eliminate): Likewise.
2316 (find_drap_reg): Likewise.
2317 (ix86_update_stack_boundary): Likewise.
2318 (ix86_get_drap_rtx): Likewise.
2319 (ix86_finalize_stack_realign_flags): Likewise.
2320 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2321 (TARGET_GET_DRAP_RTX): Likewise.
2322 (override_options): Overide option value for new options.
2323 (ix86_function_ok_for_sibcall): Remove check for
2324 force_align_arg_pointer.
2325 (ix86_handle_cconv_attribute): Likewise.
2326 (ix86_function_regparm): Likewise.
2327 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2328 (ix86_va_start): Replace virtual_incoming_args_rtx with
2329 crtl->args.internal_arg_pointer.
2330 (ix86_select_alt_pic_regnum): Check DRAP register.
2331 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2332 (ix86_compute_frame_layout): Compute frame layout wrt stack
2334 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2335 (ix86_expand_prologue): Decide if stack realignment is needed
2336 and generate prologue code accordingly.
2337 (ix86_expand_epilogue): Generate epilogue code wrt stack
2338 realignment is really needed or not.
2340 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2341 (ABI_STACK_BOUNDARY): Likewise.
2342 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2343 (STACK_REALIGN_DEFAULT): Likewise.
2344 (INCOMING_STACK_BOUNDARY): Likewise.
2345 (MAX_STACK_ALIGNMENT): Likewise.
2346 (ix86_incoming_stack_boundary): Likewise.
2347 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2348 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2349 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2350 (machine_function): Remove force_align_arg_pointer.
2352 * config/i386/i386.md (BX_REG): New.
2353 (R13_REG): Likewise.
2355 * config/i386/i386.opt (mforce_drap): New.
2356 (mincoming-stack-boundary): Likewise.
2357 (mstackrealign): Add Init(-1).
2359 * config/i386/i386-protos.h (ix86_can_eliminate): New
2361 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2363 * doc/extend.texi: Update force_align_arg_pointer.
2365 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2368 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2369 (INCOMING_STACK_BOUNDARY): Likewise.
2370 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2371 (TARGET_GET_DRAP_RTX): Likewise.
2373 2008-07-30 Andreas Schwab <schwab@suse.de>
2375 PR rtl-optimization/36929
2376 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2377 add_insn_before and fix argument order.
2378 (replace_inc_dec_mem): Handle NULL rtx.
2380 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2382 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2384 (arm_compute_initial_elimination_offset): Use it.
2385 (arm_compute_save_reg_mask): Include static chain save slot when
2386 calculating alignment.
2387 (arm_get_frame_offsets): Ditto.
2388 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2389 that we can use to decrement the stack when the stack decrement
2390 could be too big for an immediate value in a single insn.
2391 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2393 2008-07-30 Richard Guenther <rguenther@suse.de>
2395 PR tree-optimization/36967
2396 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2397 Release defs of statements we remove.
2399 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2401 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2402 instead of NULL_RTVEC.
2404 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2408 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2411 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2413 * final.c (call_from_call_insn): New.
2414 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2416 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2418 * configure.ac: Substitute ADA_CFLAGS.
2419 * configure: Regenerate.
2420 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2421 * Makefile.in: Remove mention of X_* variables.
2422 * config/pa/x-ada-hpux10: Remove.
2423 * config/pa/x-ada: Remove.
2425 * doc/fragments.texi: Update.
2427 2008-07-30 Olivier Hainque <hainque@adacore.com>
2429 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2430 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2431 __dso_handle explicitly here.
2433 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2436 * c-typeck.c (build_binary_op): Encapsulate code into...
2437 * c-common.c (shorten_binary_op): ...this new function.
2438 (conversion_warning): Use the new function. Handle non-negative
2439 constant in bitwise-and.
2440 * c-common.h (shorten_binary_op): Declare.
2442 2008-07-30 Olivier Hainque <hainque@adacore.com>
2444 * scan.c (make_sstring_space): Add explicit conversions of
2445 allocator's return value.
2446 * fix-header.c (recognized_function): Likewise.
2448 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2450 * doc/cpp.texi: Update to GFDL 1.2.
2451 * doc/gcc.texi: Do not list GPL as Invariant Section.
2452 * doc/gccint.texi: Likewise. Update copyright years.
2453 * doc/install.texi: Update copyright years.
2455 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2458 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2459 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2461 2008-07-29 Jan Hubicka <jh@suse.cz>
2463 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2464 (grokdeclarator): Likewise.
2465 * langhooks.c (lhd_warn_unused_global_decl): Use
2466 DECL_DECLARED_INLINE_P.
2467 * print-tree.c (print_node): Remove DECL_INLINE check.
2469 2008-07-29 Richard Guenther <rguenther@suse.de>
2471 PR tree-optimization/36945
2472 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2473 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2474 Record invariant addresses un-decomposed.
2475 (copy_reference_ops_from_call): Record reference call
2476 arguments properly. Simplify.
2477 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2478 helper split out from ...
2479 (create_component_ref_by_pieces): ... here. Simplify.
2480 Prepare for recursive invocation for call arguments.
2481 (create_expression_by_pieces): Adjust call to
2482 create_component_ref_by_pieces.
2483 (compute_avail): Process operand 2 of reference ops.
2485 2008-07-29 Richard Guenther <rguenther@suse.de>
2487 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2489 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2491 * c-format.c (check_format_types): Revert unwanted checkin.
2493 2008-07-29 Jan Hubicka <jh@suse.cz>
2495 * flags.h (flag_really_no_inline): Remove.
2496 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2497 * toplev.c (flag_really_no_inline): Remove.
2498 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2499 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2500 (cgraph_decide_inlining_incrementally): Likewise.
2501 (compute_inline_parameters): Likewise.
2502 * opts.c (decode_options): Simplify.
2503 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2504 * common.opt (finline): Initialize to 1.
2505 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2507 2008-07-29 Jan Hubicka <jh@suse.cz>
2509 * predict.c (always_optimize_for_size_p): New function.
2510 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2511 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2512 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2514 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2515 * function.c (prepare_function_start): Set default profile.
2516 * function.h (rtl_data): Add maybe_hot_insn_p.
2517 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2518 (construct_exit_block): Likewise.
2519 (tree_expand_cfg): Likewise.
2521 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2522 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2523 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2524 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2527 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2530 * c-decl.c (merge_decls): Merge USED flags.
2532 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2534 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2535 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2536 next_stack, lab_false and lab_over trees.
2538 2008-07-28 Richard Guenther <rguenther@suse.de>
2540 PR tree-optimization/36957
2541 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2542 (useless_type_conversion_p): Remove.
2543 (types_compatible_p): Remove.
2544 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2545 (useless_type_conversion_p): Declare.
2546 (types_compatible_p): Declare.
2547 (gimple_expr_type): Return the base type only if it is
2548 trivially convertible to the subtype.
2550 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2552 * configure.ac: Use the m4_do macro to concatenate the warnings into
2553 one string in ACX_PROG_CC_WARNING_OPTS,
2554 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2555 * configure: Regenerate.
2557 2008-07-28 Richard Guenther <rguenther@suse.de>
2559 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2560 (insert_fake_stores): Remove.
2561 (realify_fake_stores): Likewise.
2562 (execute_pre): Remove dead code.
2563 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2564 (find_func_aliases): Deal with it here instead.
2565 Re-enable gcc_unreachable call.
2567 2008-07-28 Richard Guenther <rguenther@suse.de>
2569 Merge from gimple-tuples-branch.
2571 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2572 * gimple.def: New file.
2573 * gsstruct.def: Likewise.
2574 * gimple-iterator.c: Likewise.
2575 * gimple-pretty-print.c: Likewise.
2576 * tree-gimple.c: Removed. Merged into ...
2577 * gimple.c: ... here. New file.
2578 * tree-gimple.h: Removed. Merged into ...
2579 * gimple.h: ... here. New file.
2581 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2582 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2583 --enable-checking=gimple flag.
2584 * config.in: Likewise.
2585 * configure: Regenerated.
2587 * tree-ssa-operands.h: Tuplified.
2588 * tree-vrp.c: Likewise.
2589 * tree-loop-linear.c: Likewise.
2590 * tree-into-ssa.c: Likewise.
2591 * tree-ssa-loop-im.c: Likewise.
2592 * tree-dump.c: Likewise.
2593 * tree-complex.c: Likewise.
2594 * cgraphbuild.c: Likewise.
2595 * tree-ssa-threadupdate.c: Likewise.
2596 * tree-ssa-loop-niter.c: Likewise.
2597 * tree-pretty-print.c: Likewise.
2598 * tracer.c: Likewise.
2599 * gengtype.c: Likewise.
2600 * tree-loop-distribution.c: Likewise.
2601 * tree-ssa-loop-unswitch.c: Likewise.
2602 * cgraph.c: Likewise.
2603 * cgraph.h: Likewise.
2604 * tree-ssa-loop-manip.c: Likewise.
2605 * value-prof.c: Likewise.
2606 * tree-ssa-loop-ch.c: Likewise.
2607 * tree-tailcall.c: Likewise.
2608 * value-prof.h: Likewise.
2611 * tree-pass.h: Likewise.
2612 * ipa-cp.c: Likewise.
2613 * tree-scalar-evolution.c: Likewise.
2614 * tree-scalar-evolution.h: Likewise.
2615 * target.h: Likewise.
2616 * lambda-mat.c: Likewise.
2617 * tree-phinodes.c: Likewise.
2618 * diagnostic.h: Likewise.
2619 * builtins.c: Likewise.
2620 * tree-ssa-alias-warnings.c: Likewise.
2621 * cfghooks.c: Likewise.
2622 * fold-const.c: Likewise.
2623 * cfghooks.h: Likewise.
2624 * omp-low.c: Likewise.
2625 * tree-ssa-dse.c: Likewise.
2626 * ipa-reference.c: Likewise.
2627 * tree-ssa-uncprop.c: Likewise.
2628 * toplev.c: Likewise.
2629 * tree-gimple.c: Likewise.
2630 * tree-gimple.h: Likewise.
2631 * tree-chrec.c: Likewise.
2632 * tree-chrec.h: Likewise.
2633 * tree-ssa-sccvn.c: Likewise.
2634 * tree-ssa-sccvn.h: Likewise.
2635 * cgraphunit.c: Likewise.
2636 * tree-ssa-copyrename.c: Likewise.
2637 * tree-ssa-ccp.c: Likewise.
2638 * tree-ssa-loop-ivopts.c: Likewise.
2639 * tree-nomudflap.c: Likewise.
2640 * tree-call-cdce.c: Likewise.
2641 * ipa-pure-const.c: Likewise.
2642 * c-format.c: Likewise.
2643 * tree-stdarg.c: Likewise.
2644 * tree-ssa-math-opts.c: Likewise.
2645 * tree-ssa-dom.c: Likewise.
2646 * tree-nrv.c: Likewise.
2647 * tree-ssa-propagate.c: Likewise.
2648 * ipa-utils.c: Likewise.
2649 * tree-ssa-propagate.h: Likewise.
2650 * tree-ssa-alias.c: Likewise.
2651 * gimple-low.c: Likewise.
2652 * tree-ssa-sink.c: Likewise.
2653 * ipa-inline.c: Likewise.
2654 * c-semantics.c: Likewise.
2655 * dwarf2out.c: Likewise.
2657 * tree-ssa-loop-ivcanon.c: Likewise.
2658 * predict.c: Likewise.
2659 * tree-ssa-loop.c: Likewise.
2660 * tree-parloops.c: Likewise.
2661 * tree-ssa-address.c: Likewise.
2662 * tree-ssa-ifcombine.c: Likewise.
2663 * matrix-reorg.c: Likewise.
2664 * c-decl.c: Likewise.
2665 * tree-eh.c: Likewise.
2666 * c-pretty-print.c: Likewise.
2667 * lambda-trans.c: Likewise.
2668 * function.c: Likewise.
2669 * langhooks.c: Likewise.
2670 * ebitmap.h: Likewise.
2671 * tree-vectorizer.c: Likewise.
2672 * function.h: Likewise.
2673 * langhooks.h: Likewise.
2674 * tree-vectorizer.h: Likewise.
2675 * ipa-type-escape.c: Likewise.
2676 * ipa-type-escape.h: Likewise.
2677 * domwalk.c: Likewise.
2678 * tree-if-conv.c: Likewise.
2679 * profile.c: Likewise.
2680 * domwalk.h: Likewise.
2681 * tree-data-ref.c: Likewise.
2682 * tree-data-ref.h: Likewise.
2683 * tree-flow-inline.h: Likewise.
2684 * tree-affine.c: Likewise.
2685 * tree-vect-analyze.c: Likewise.
2686 * c-typeck.c: Likewise.
2687 * gimplify.c: Likewise.
2688 * coretypes.h: Likewise.
2689 * tree-ssa-phiopt.c: Likewise.
2690 * calls.c: Likewise.
2691 * tree-ssa-coalesce.c: Likewise.
2692 * tree.def: Likewise.
2693 * tree-dfa.c: Likewise.
2694 * except.c: Likewise.
2695 * except.h: Likewise.
2696 * cfgexpand.c: Likewise.
2697 * tree-cfgcleanup.c: Likewise.
2698 * tree-ssa-pre.c: Likewise.
2699 * tree-ssa-live.c: Likewise.
2700 * tree-sra.c: Likewise.
2701 * tree-ssa-live.h: Likewise.
2702 * tree-predcom.c: Likewise.
2703 * lambda.h: Likewise.
2704 * tree-mudflap.c: Likewise.
2705 * ipa-prop.c: Likewise.
2706 * print-tree.c: Likewise.
2707 * tree-ssa-copy.c: Likewise.
2708 * ipa-prop.h: Likewise.
2709 * tree-ssa-forwprop.c: Likewise.
2710 * ggc-page.c: Likewise.
2711 * c-omp.c: Likewise.
2712 * tree-ssa-dce.c: Likewise.
2713 * tree-vect-patterns.c: Likewise.
2714 * tree-ssa-ter.c: Likewise.
2715 * tree-nested.c: Likewise.
2716 * tree-ssa.c: Likewise.
2717 * lambda-code.c: Likewise.
2718 * tree-ssa-loop-prefetch.c: Likewise.
2719 * tree-inline.c: Likewise.
2720 * tree-inline.h: Likewise.
2721 * tree-iterator.c: Likewise.
2722 * tree-optimize.c: Likewise.
2723 * tree-ssa-phiprop.c: Likewise.
2724 * tree-vect-transform.c: Likewise.
2725 * tree-object-size.c: Likewise.
2726 * tree-outof-ssa.c: Likewise.
2727 * cfgloop.c: Likewise.
2728 * system.h: Likewise.
2729 * tree-profile.c: Likewise.
2730 * cfgloop.h: Likewise.
2731 * c-gimplify.c: Likewise.
2732 * c-common.c: Likewise.
2733 * tree-vect-generic.c: Likewise.
2734 * tree-flow.h: Likewise.
2735 * c-common.h: Likewise.
2736 * basic-block.h: Likewise.
2737 * tree-ssa-structalias.c: Likewise.
2738 * tree-switch-conversion.c: Likewise.
2739 * tree-ssa-structalias.h: Likewise.
2740 * tree-cfg.c: Likewise.
2741 * passes.c: Likewise.
2742 * ipa-struct-reorg.c: Likewise.
2743 * ipa-struct-reorg.h: Likewise.
2744 * tree-ssa-reassoc.c: Likewise.
2745 * cfgrtl.c: Likewise.
2746 * varpool.c: Likewise.
2748 * tree-ssanames.c: Likewise.
2749 * tree-ssa-threadedge.c: Likewise.
2750 * langhooks-def.h: Likewise.
2751 * tree-ssa-operands.c: Likewise.
2752 * config/alpha/alpha.c: Likewise.
2753 * config/frv/frv.c: Likewise.
2754 * config/s390/s390.c: Likewise.
2755 * config/m32c/m32c.c: Likewise.
2756 * config/m32c/m32c-protos.h: Likewise.
2757 * config/spu/spu.c: Likewise.
2758 * config/sparc/sparc.c: Likewise.
2759 * config/i386/i386.c: Likewise.
2760 * config/sh/sh.c: Likewise.
2761 * config/xtensa/xtensa.c: Likewise.
2762 * config/stormy16/stormy16.c: Likewise.
2763 * config/ia64/ia64.c: Likewise.
2764 * config/rs6000/rs6000.c: Likewise.
2765 * config/pa/pa.c: Likewise.
2766 * config/mips/mips.c: Likewise.
2768 2008-07-28 Simon Baldwin <simonb@google.com>
2770 * c-pragma.c (handle_pragma_message): New function.
2771 (init_pragma): Register handle_pragma_message.
2772 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2775 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2777 PR tree-optimization/35252
2778 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2779 REALPART_EXPR to be considered as same load operation.
2781 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2783 PR tree-optimization/36830
2784 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2785 (expressions_equal_p): Return false if only one operand is null.
2787 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2789 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2790 version requirements.
2792 2008-07-26 Olivier Hainque <hainque@adacore.com>
2794 * collect2.c (symkind): New enum. Symbol kinds we care about.
2795 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2796 code and head comment accordingly.
2797 (scan_prog_file): Use symkind names instead of bare integers.
2799 2008-07-25 Jan Hubicka <jh@suse.cz>
2801 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2803 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2804 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2805 * dojump.c (clear_pending_stack_adjust): Likewise.
2806 * print-tree.c (print_node): Ignore DECL_INLINE.
2807 * tree-inline.c (inlinable_function_p): Likewise.
2809 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2811 * doc/extend.texi (hot attribute): Document that the hot attribute
2812 turns on -O3 for some ports.
2813 (cold attribute): Document that the cold attribute turns on -Os
2816 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2817 reflect function specific option support.
2819 * target.h (struct target_option_hooks): Add fields to say whether
2820 the cold attribute implies -Os and the hot attribute implies -O3.
2822 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2823 By default, do not turn on -Os for cold functions.
2824 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2825 not turn on -O3 for hot functions.
2827 * c-common.c (handle_hot_attribute): Use target hook to determine
2828 if hot functions should enable -O3.
2829 (handle_cold_attribute): Use target hook to determine if cold
2830 functions should enable -Os.
2832 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2833 (override_options): Move disable scheduling to
2834 optimization_options.
2835 (optimization_options): Disable scheduling here, not
2837 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2838 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2840 * config/ia64/ia64.c (ia64_override_options): Move setting
2841 scheduling flags to ia64_optimization_options.
2842 (ia64_optimization_options): Disable scheduling options here, and
2843 not in ia64_override_options.
2844 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2845 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2847 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2850 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2852 2008-07-25 Martin Jambor <mjambor@suse.cz>
2854 PR tree-optimization/36926
2855 * ipa-prop.c (ipa_analyze_call_uses): Call
2856 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2858 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2860 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2861 movv2si_internal): Add mem = reg alternative.
2863 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2866 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2867 DEFAULT_PCC_STRUCT_RETURN to 127.
2869 2008-07-24 Jan Hubicka <jh@suse.cz>
2871 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2872 (build_cgraph_edges): Likewise.
2873 * cgraph.c (cgraph_node): Do not update assembler hash.
2874 (cgraph_remove_node): Drop non-unit-at-a-time code.
2875 * tree-pass.h (pass_O0_always_inline): Remove.
2876 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2877 * toplev.c (process_options): Flag unit-at-a-time does not imply
2879 * cgraphunit.c: Update comments.
2880 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2881 (cgraph_assemble_pending_functions): Remove.
2882 (cgraph_reset_node): Drop non-unit-at-a-time code.
2883 (cgraph_finalize_function): Likewise.
2884 (cgraph_analyze_function): Likewise.
2885 (cgraph_finalize_compilation_unit): Likewise.
2886 (cgraph_expand_function): Likewise.
2887 (cgraph_optimize): Likesise.
2888 (save_inline_function_body): Likewise.
2889 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2890 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2891 * ipa-inline.c: Update comments.
2892 (enum inlining_mode): remove INLINE_SPEED.
2893 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2894 (cgraph_mark_inline_edge): Likewise.
2895 (try_inline): Likewise.
2896 (cgraph_decide_inlining_incrementally): Likewise.
2897 (cgraph_gate_inlining): Remove.
2898 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2899 (cgraph_gate_early_inlining): Likewise.
2900 (gate_inline_passes): Remove.
2901 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2902 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2903 pass_O0_always_inline): Remove.
2904 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2905 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2906 * opts.c (no_unit_at_a_time_default): Remove.
2907 (decode_options): Remove flag_unit_at_a_time reset and warning.
2908 * opts.h (no_unit_at_a_time_default): Remove.
2909 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2910 early in GNU dialect.
2911 (merge_decls): Update comment; drop unit-at-a-time check.
2912 (finish_decl): Likewise.
2913 (grok_declaration): Remove flag_inline_trees code.
2914 (finish_functions): Return on function returning non-void on all
2916 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2917 * cfgexpand.c (expand_one_static_var): Remove.
2918 (expand_one_var): Remove expand_one_static_var call.
2919 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2920 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2921 and flag_unit_at_a-time compatibility checks.
2922 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2923 * tree-inline.c (flag_inline_trees): Remove.
2924 (inlinable_function_p): Don't check it.
2925 (expand_call_inline): Remove non-unit-at-a-time code.
2926 * tree-inline.h (flag_inline_trees): Remove.
2927 * tree-optimize.c (execute_early_local_optimizations): Remove
2928 unit-at-a-time checks.
2929 (tree_rest_of_compilation): Likewise.
2930 * combine.c (setup_incoming_promotions): Likewise.
2931 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2932 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2933 * passes.c (pass_inline_parameters): Update comments; remove
2934 O0_alwaysinline pass.
2935 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2936 (execute_one_pass): Likewise.
2937 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2938 (ix86_function_sseregparm): Likewise.
2939 * arm.c (arm_function_in_section_p): Likewise.
2940 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2941 * varpool.c: Update comments.
2942 (decide_is_variable_needed): Remove unit-at-a-time checks.
2943 (varpool_finalize_decl): Likewise.
2945 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2947 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2949 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2951 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2953 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2954 imp symbol extension.
2956 2008-07-23 Ian Lance Taylor <iant@google.com>
2958 * tree-vrp.c (infer_value_range): Ignore asm statements when
2959 looking for memory accesses for -fdelete-null-pointer-checks.
2961 2008-07-24 Ben Elliston <bje@au.ibm.com>
2963 * config/spu/spu-c.c (__vector_keyword): New variable.
2964 (vector_keyword): Likewise.
2965 (spu_categorize_keyword): New function.
2966 (spu_macro_to_expand): Likewise.
2967 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2968 compiling an ISO C dialect.
2970 2008-07-24 Ben Elliston <bje@au.ibm.com>
2972 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2975 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2977 * configure: Regenerate.
2978 * configure.ac: Require texinfo 4.7.
2979 * doc/install.texi: Document texinfo 4.7 requirement.
2981 2008-07-23 Martin Jambor <mjambor@suse.cz>
2983 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2984 rather than for DECL_SAVED_TREE.
2985 * ipa-prop.c: Include diagnostic.h.
2986 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2988 (ipa_detect_param_modifications): Function rewritten from scratch.
2989 (ipa_compute_jump_functions): Changed accesses to modification flags.
2990 (ipa_free_node_params_substructures): Update flags destruction.
2991 (ipa_node_duplication_hook): Update flags duplication.
2992 (ipa_print_all_params_modified): Updated flag access.
2993 * ipa-prop.h (struct ipa_param_flags): New structure.
2994 (struct ipa_node_params): New field modification_analysis_done,
2995 modified_flags changed into param_flags.
2996 (ipa_is_ith_param_modified): Changed to use new flags.
2997 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2999 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3000 ipa-cp.c and split into two functions.
3001 (ipa_print_node_jump_functions): New function.
3002 (compute_scalar_jump_functions): New function.
3003 (type_like_member_ptr_p): New function.
3004 (compute_pass_through_member_ptrs): New function.
3005 (fill_member_ptr_cst_jump_function): New function.
3006 (determine_cst_member_ptr): New function.
3007 (compute_cst_member_ptr_arguments): New function.
3008 (ipa_compute_jump_functions): Complete rewrite.
3009 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3010 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3011 (struct ipa_member_ptr_cst): New structure.
3012 (union jump_func_value): New field member_cst.
3013 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3014 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3015 jump function types.
3016 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3017 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3018 instead of ipcp_print_all_jump_functions.
3019 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3020 only for replacable scalars.
3022 * doc/invoke.texi (Optimize options): Add description of
3023 -findirect-inlining.
3024 * common.opt (flag_indirect_inlining): New flag.
3025 * opts.c (decode_options): Set flag_indirect_inlining when
3028 * ipa-inline.c: Include ipa-prop.h.
3029 (inline_indirect_intraprocedural_analysis): New function.
3030 (inline_generate_summary): Allocate parameter and argument info
3031 structures, call inline_indirect_intraprocedural_analysis on each
3032 node when doing indirect inlining and deallocate indirect inlining
3033 data structures in the end.
3034 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3035 (free_all_ipa_structures_after_iinln): New function.
3036 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3038 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3040 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3041 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3042 of computing the frequency separately.
3043 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3044 of computing the frequency separately.
3045 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3046 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3047 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3048 (ipa_get_stmt_member_ptr_load_param): New function.
3049 (ipa_is_ssa_with_stmt_def): New function.
3050 (ipa_note_param_call): New function.
3051 (ipa_analyze_call_uses): New function.
3052 (ipa_analyze_stmt_uses): New function.
3053 (ipa_analyze_params_uses): New function.
3054 (ipa_free_node_params_substructures): Also free the param_calls linked
3056 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3057 (ipa_print_node_param_flags): New function.
3058 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3059 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3060 * ipa-prop.h (struct ipa_param_flags): New field called.
3061 (struct ipa_param_call_note): New structure.
3062 (struct ipa_node_params): New fields param_calls and
3064 (ipa_is_ith_param_called): New function.
3065 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3066 ipa_analyze_params_uses and dump parameter flags.
3068 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3069 ipa_propagate_indirect_call_infos if performing indirect inlining,
3070 pass a new parameter new_edges to it.
3071 (add_new_edges_to_heap): New fucntion.
3072 (cgraph_decide_inlining_of_small_functions): New vector
3073 new_indirect_edges for newly found indirect edges , call
3074 ipa_propagate_indirect_call_infos after inlining.
3075 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3076 inlining if performing indirect inlining. Call
3077 free_all_ipa_structures_after_iinln when doing so too.
3078 (inline_generate_summary): Do not call
3079 free_all_ipa_structures_after_iinln here.
3080 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3081 (print_edge_addition_message): New function.
3082 (update_call_notes_after_inlining): New function.
3083 (propagate_info_to_inlined_callees): New function.
3084 (ipa_propagate_indirect_call_infos): New function.
3085 * ipa-prop.h: Include cgraph.h
3086 (struct ipa_param_call_note): Fields reordered, new field processed.
3087 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3089 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3090 rediscovered call statements.
3091 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3092 (dump_cgraph_node): Dump also the indirect_call flag.
3093 (cgraph_clone_edge): Copy also the indirect_call flag.
3094 * tree-inline.c (copy_bb): Do not check for fndecls from call
3095 expressions, check for edge availability when moving clones.
3096 (get_indirect_callee_fndecl): New function.
3097 (expand_call_inline): If callee declaration is not apprent from
3098 the statement, try calling get_indirect_callee_fndecl. Do not
3099 issue warnings or call sorry when not inlinings an indirect edge.
3100 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3102 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3103 bit more frandly to matching.
3104 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3105 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3106 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3108 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3111 * opth-gen.awk: Suppress function specific features when building
3113 * optc-gen.awk: Ditto.
3115 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3118 * diagnostic.c (pedwarn): Add opt parameter.
3120 * c-tree.h (pedwarn_init): Add opt parameter.
3121 (pedwarn_c90): Likewise.
3122 (pedwarn_c99): Likewise.
3123 * c-errors.c (pedwarn_c99): Likewise.
3124 (pedwarn_c90): Likewise.
3125 * toplev.h (pedwarn): Update declaration.
3126 (pedwarn0): Declare.
3127 * c-lex.c: All calls to pedwarn changed.
3128 * builtins.c: All calls to pedwarn changed.
3129 * toplev.c: All calls to pedwarn changed.
3130 * c-decl.c: All calls to pedwarn changed.
3131 * c-typeck.c: All calls to pedwarn changed.
3132 * c-common.c: All calls to pedwarn changed.
3133 * c-parser.c: All calls to pedwarn changed.
3135 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3136 Karthik Kumar <karthikkumar@gmail.com>
3138 * attribs.c (file scope): Include c-common.h.
3139 (decl_attributes): Add support for #pragma GCC optimize and
3142 * targhooks.c (default_can_inline_p): New function that is the
3143 default for the TARGET_CAN_INLINE_P target hook.
3145 * targhooks.h (default_can_inline_p): Add declaration.
3147 * tree.c (cl_optimization_node): New static tree for building
3148 OPTIMIZATION_NODE tree.
3149 (cl_target_option_node): New static tree for building
3150 TARGET_OPTION_NODE tree.
3151 (cl_option_hash_table): New hash table for hashing
3152 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3153 (cl_option_hash_hash): New function to provide the hash value for
3154 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3155 (cl_option_hash_eq): New function to provide an equality test for
3156 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3157 (tree_code_size): Add support for OPTIMIZATION_NODE and
3158 TARGET_OPTION_NODE trees.
3159 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3160 TARGET_OPTION_NODE trees.
3161 (build_optimization_node): Build a tree that has all of the
3162 current optimization options.
3163 (build_target_option_node): Build a tree that has the target
3164 options that might be changed on a per function basis.
3166 * tree.h (file scope): Include options.h.
3167 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3168 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3169 (TREE_OPTIMIZATION): Ditto.
3170 (TREE_TARGET_SPECIFIC): Ditto.
3171 (struct tree_function_decl): Add fields for remembering the
3172 current optimization options and target specific options.
3173 (struct tree_optimization_option): New tree variant that remembers
3174 the optimization options.
3175 (struct tree_target_option): New tree variant that remembers the
3176 target specific flags that might change for compiling a particular
3178 (union tree_node): Include tree_optimization_option and
3179 tree_target_option fields.
3180 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3181 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3182 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3183 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3184 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3185 optimization and target options.
3186 (optimization_default_node): New macro to refer to global_trees
3188 (optimization_current_node): Ditto.
3189 (optimization_cold_node): Ditto.
3190 (optimization_hot_node): Ditto.
3191 (target_option_default_node): Ditto.
3192 (target_option_current_node): Ditto.
3193 (current_option_pragma): Ditto.
3194 (current_optimize_pragma): Ditto.
3196 * target.h (struct gcc_target): Add valid_option_attribute_p,
3197 target_option_save, target_option_restore, target_option_print,
3198 target_option_pragma_parse, and can_inline_p hooks.
3200 * toplev.h (parse_optimize_options): Add declaration.
3201 (fast_math_flags_struct_set_p): Ditto.
3203 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3204 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3207 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3208 tree_can_inline_p hook to see if one function can inline another.
3209 (cgraph_decide_inlining): Ditto.
3210 (cgraph_decide_inlining_incrementally): Ditto.
3212 * opts.c (decode_options): Add support for running multiple times
3213 to allow functions with different target or optimization options
3214 than was specified on the command line.
3215 (fast_math_flags_struct_set_p): New function that is similar to
3216 fast_math_flags_set_p, except it uses the values in the
3217 cl_optimization structure instead of global variables.
3219 * optc-gen.awk: Add support for TargetSave to allow a back end to
3220 declare new fields that need to be saved when using function
3221 specific options. Include flags.h and target.h in the options.c
3222 source. Add support for Save to indicate which options can be set
3223 for individual functions. Generate cl_optimize_save,
3224 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3225 cl_target_option_restore, cl_target_option_print functions to
3226 allow functions to use different optimization or target options.
3228 * opt-functions.awk (var_type_struct): Return the type used for
3229 storing the field in a structure.
3231 * opth-gen.awk: Add support for TargetSave to allow a back end to
3232 declare new fields that need to be saved when using function
3233 specific options. Add support for Save to indicate which options
3234 can be set for individual functions. Only generate one extern for
3235 Mask fields. Generate cl_optimization and cl_target_option
3236 structures to remember optimization and target options.
3238 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3239 collecting new tree nodes.
3240 (TS_TARGET_OPTION): Ditto.
3242 * c-decl.c (merge_decls): Merge function specific target and
3243 optimization options.
3245 * function.c (invoke_set_current_function_hook): If the function
3246 uses different optimization options, change the global variables
3249 * coretypes.h (struct cl_optimization): Add forward reference.
3250 (struct cl_target_option): Ditto.
3252 * c-pragma.c (option_stack): New static vector to remember the
3253 current #pragma GCC option stack.
3254 (handle_pragma_option): New function to support #pragma GCC option
3255 to change target options.
3256 (optimize_stack): New static vector to remember the current
3257 #pragma GCC optimize stack.
3258 (handle_pragma_optimize): New function to support #pragma GCC
3259 optimize to change optimization options.
3260 (init_pragma): Add support for #pragma GCC optimize and #pragma
3263 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3264 optimization options.
3265 (TARGET_OPTION_NODE): New tree code for remembering certain target
3268 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3269 TARGET_OPTION_NODE trees.
3271 * common.opt (-O): Add Optimization flag.
3273 (-fmath-errno): Ditto.
3274 (-falign-functions): Add UInteger flag to make sure flag gets full
3275 int in cl_optimization structure.
3276 (-falign-jumps): Ditto.
3277 (-falign-labels): Ditto.
3278 (-falign-loops): Ditto.
3279 (-fsched-stalled-insns): Ditto.
3280 (-fsched-stalled-insns-dep): Ditto.
3282 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3284 (TARGET_OPTION_SAVE): Ditto.
3285 (TARGET_OPTION_RESTORE): Ditto.
3286 (TARGET_OPTION_PRINT): Ditto.
3287 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3288 (TARGET_CAN_INLINE_P): Ditto.
3289 (TARGET_INITIALIZER): Add new hooks.
3291 * tree-inline.c (tree_can_inline_p): New function to determine
3292 whether one function can inline another. Check if the functions
3293 use compatible optimization options, and also call the backend
3296 * tree-inline.h (tree_can_inline_p): Add declaration.
3298 * c-common.c (c_common_attribute): Add support for option and
3299 optimize attributes.
3300 (handle_option_attribute): Add support for the option attribute to
3301 allow the user to specify different target options for compiling a
3303 (handle_optimize_attribute): Add support for the optimize
3304 attribute to allow the user to specify different optimization
3305 options for compiling a specific function.
3306 (handle_hot_attribute): Turn on -O3 optimization for this one
3307 function if it isn't the default optimization level.
3308 (handle_cold_attribute): Turn on -Os optimization for this one
3309 function if it insn't the default optimization.
3310 (const_char_p): New const char * typedef.
3311 (optimize_args): New static vector to remember the optimization
3313 (parse_optimize_options): New function to set up the optimization
3314 arguments from either the optimize attribute or #pragma GCC optimize.
3316 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3317 (builtin_define_std): Ditto.
3319 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3320 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3321 (x86_64-*-*): Ditto.
3323 * Makefile.in (TREE_H): Add options.h.
3324 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3326 * doc/extend.texi (option attribute): Document new attribute.
3327 (optimize attribute): Ditto.
3328 (hot attribute): Document hot attribute sets -O3.
3329 (cold attribute): Document cold attribute sets -Os.
3330 (#pragma GCC option): Document new pragma.
3331 (#pragma GCC optimize): Ditto.
3333 * doc/options.texi (TargetSave): Document TargetSave syntax.
3334 (UInteger): Document UInteger must be used for certain flags.
3335 (Save): Document Save option to create target specific options
3336 that can be saved/restored on a function specific context.
3338 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3339 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3341 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3342 (TARGET_OPTION_SAVE): Ditto.
3343 (TARGET_OPTION_RESTORE): Ditto.
3344 (TARGET_OPTION_PRINT): Ditto.
3345 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3346 (TARGET_CAN_INLINE_P): Ditto.
3348 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3350 (-mfpmath=both): Ditto.
3352 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3353 Karthik Kumar <karthikkumar@gmail.com>
3355 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3356 (TARGET_POPCNT): Ditto.
3357 (TARGET_SAHF): Ditto.
3358 (TARGET_AES): Ditto.
3359 (TARGET_PCLMUL): Ditto.
3360 (TARGET_CMPXCHG16B): Ditto.
3361 (TARGET_RECIP): Move switch into target_flags.
3362 (TARGET_FUSED_MADD): Ditto.
3363 (ix86_arch_features): Make an unsigned char type.
3364 (ix86_tune_features): Ditto.
3365 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3366 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3367 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3369 * config/i386/i386.opt (arch): New TargetSave field to define
3370 fields that need to be saved for function specific option support.
3373 (branch_cost): Ditto.
3374 (ix86_isa_flags_explicit): Ditto.
3375 (tune_defaulted): Ditto.
3376 (arch_specified): Ditto.
3377 (-m128-long-double): Add Save flag to save option for target
3378 specific option support.
3380 (-maccumulate-outgoing-args): Ditto.
3381 (-malign-double): Ditto.
3382 (-malign-stringops): Ditto.
3383 (-mfancy-math-387): Ditto.
3384 (-mhard-float): Ditto.
3386 (-minline-all-stringops): Ditto.
3387 (-minline-stringops-dynamically): Ditto.
3388 (-mms-bitfields): Ditto.
3389 (-mno-align-stringops): Ditto.
3390 (-mno-fancy-math-387): Ditto.
3391 (-mno-push-args): Ditto.
3392 (-mno-red-zone): Ditto.
3393 (-mpush-args): Ditto.
3394 (-mred-zone): Ditto.
3396 (-msseregparm): Ditto.
3397 (-mstack-arg-probe): Ditto.
3412 (-mrecip): Move flag into target_flags.
3414 (-mno-fused-madd): Ditto.
3415 (-mfused-madd): Ditto.
3416 (-mabm): Move flag into ix86_isa_flags.
3423 * config/i386/i386-c.c: New file for #pragma support.
3424 (ix86_target_macros_internal): New function to #define or #undef
3425 target macros based when the user uses the #pragma GCC option to
3426 change target options.
3427 (ix86_pragma_option_parse): New function to add #pragma GCC option
3429 (ix86_target_macros): Move defining the target macros here from
3430 TARGET_CPU_CPP_BUILTINS in i386.h.
3431 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3432 defined, initialize any subtarget #pragmas.
3434 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3435 REGISTER_TARGET_PRAGMAS.
3437 * config/i386/t-i386: New file for x86 dependencies.
3438 (i386.o): Make dependencies mirror the include files used.
3439 (i386-c.o): New file, add dependencies.
3441 * config/i386/i386-protos.h (override_options): Add bool argument.
3442 (ix86_valid_option_attribute_tree): Add declaration.
3443 (ix86_target_macros): Ditto.
3444 (ix86_register_macros): Ditto.
3446 * config/i386/i386.c (ix86_tune_features): Move initialization of
3447 the target masks to initial_ix86_tune_features to allow functions
3448 to have different target options. Make type unsigned char,
3449 instead of unsigned int.
3450 (initial_ix86_tune_features): New static vector to hold processor
3451 masks for the tune variables.
3452 (ix86_arch_features): Move initialization of the target masks to
3453 initial_ix86_arch_features to allow functions to have different
3454 target options. Make type unsigned char, instead of unsigned int.
3455 (initial_ix86_arch_features): New static vector to hold processor
3456 masks for the arch variables.
3457 (enum ix86_function_specific_strings): New enum to describe the
3458 string options used for attribute((option(...))).
3459 (ix86_target_string): New function to return a string that
3460 describes the target options.
3461 (ix86_debug_options): New function to print the current options in
3463 (ix86_function_specific_save): New function hook to save the
3464 function specific global variables in the cl_target_option structure.
3465 (ix86_function_specific_restore): New function hook to restore the
3466 function specific variables from the cl_target_option structure to
3467 the global variables.
3468 (ix86_function_specific_print): New function hook to print the
3469 target specific options in the cl_target_option structure.
3470 (ix86_valid_option_attribute_p): New function hook to validate
3471 attribute((option(...))) arguments.
3472 (ix86_valid_option_attribute_tree): New function that is common
3473 code between attribute((option(...))) and #pragma GCC option
3474 support that parses the options and returns a tree holding the options.
3475 (ix86_valid_option_attribute_inner_p): New helper function for
3476 ix86_valid_option_attribute_tree.
3477 (ix86_can_inline_p): New function hook to decide if one function
3478 can inline another on a target specific basis.
3479 (ix86_set_current_function); New function hook to switch target
3480 options if the user used attribute((option(...))) or #pragma GCC
3482 (ix86_tune_defaulted): Move to static file scope from
3484 (ix86_arch_specified): Ditto.
3485 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3487 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3488 (OPTION_MASK_ISA_ABM_SET): Ditto.
3489 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3490 (OPTION_MASK_ISA_CX16_SET): Ditto.
3491 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3492 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3493 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3494 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3495 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3496 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3497 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3498 (struct ptt): Move to static file scope from override_options.
3499 (processor_target_table): Ditto.
3501 (ix86_handle_option): Add support for options that are now isa options.
3502 (override_options): Add support for declaring functions that
3503 support different target options than were specified on the
3504 command line. Move struct ptt, processor_target_table, cpu_names,
3505 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3506 Add bool argument. Fix up error messages so the appropriate error
3507 is given for either command line or attribute.
3508 (ix86_previous_fndecl): New static to remember previous function
3509 declaration to see if we need to change target options.
3510 (ix86_builtins_isa): New array to record the ISA of each builtin
3512 (def_builtin): Always create the builtin function, even if the
3513 current ISA doesn't support it.
3514 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3515 tests for those builtins.
3516 (ix86_init_builtins): Remove TARGET_MMX test for calling
3517 ix86_init_mmx_sse_builtins.
3518 (ix86_expand_builtin): If the current ISA doesn't support a given
3519 builtin, signal an error.
3520 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3521 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3522 (TARGET_OPTION_SAVE): Ditto.
3523 (TARGET_OPTION_RESTORE): Ditto.
3524 (TARGET_OPTION_PRINT): Ditto.
3525 (TARGET_CAN_INLINE_P): Ditto.
3527 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3529 * c-typeck.c (build_external_ref): Don't call assemble_external.
3530 * final.c (output_operand): Call assemble_external.
3532 2008-07-21 DJ Delorie <dj@redhat.com>
3534 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3535 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3537 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3539 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3540 original insn and splitter contents into ...
3541 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3542 flag_unsafe_math_optimizations. Add dummy scratch register.
3543 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3544 !flag_unsafe_math_optimizations. Returns number with next
3545 highest magnitude if this is still less or equal to the true
3546 quotient in magnitude.
3548 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3550 * Makefile.in: Replace toplev.h with TOPLEV_H.
3551 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3552 * c-lex.c (fe_file_change): Don't set in_system_header.
3553 * c-parser.c (c_token): Remove in_system_header.
3554 (c_lex_one_token): Don't set in_system_header.
3555 (c_parser_set_source_position_from_token): Don't set in_system_header.
3556 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3559 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3560 * flags.h (in_system_header): Remove.
3561 * function.c (saved_in_system_header): Remove.
3562 (push_cfun): Don't set in_system_header.
3563 (pop_cfun): Don't set in_system_header.
3564 (push_struct_function): Don't set in_system_header.
3565 * input.h (expanded_location): Add sysp.
3566 (in_system_header_at): New.
3567 (in_system_header): New.
3568 * toplev.c (in_system_header): Remove.
3569 * toplev.h: Include input.h
3571 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3572 * tree-ssa.c (warn_uninit): Call warning_at.
3573 (warn_uninitialized_var): Update calls to warn_uninit.
3574 (warn_uninitialized_phi): Update calls to warn_uninit.
3575 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3576 (expand_location): Initialize xloc.sysp.
3577 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3578 (tree_decl_with_vis): Remove in_system_header_flag.
3580 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3583 * recog.c (asm_operand_ok): Change the order of the extra
3584 memory constraint checks.
3586 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3589 * tree-switch-conversion.c (build_one_array): Call
3590 varpool_mark_needed_node and varpool_finalize_decl
3591 instead of assemble_variable.
3593 2008-07-19 Jan Hubicka <jh@suse.cz>
3595 * cgraph.c (cgraph_add_new_function): Do early local passes.
3596 * tree-nrv.c (gate_pass_return_slot): New gate.
3597 (pass_nrv): Add the gate.
3598 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3600 (coalesce_ssa_name): Coalesce SSA names.
3601 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3602 not optimizing so unused user vars remains visible.
3603 * common.opt (flag_tree_ter): Always enable by default.
3604 * tree-ssa-ter.c: Include flags.h
3605 (is_replaceable_p): Check that locations match; when aliasing is missing
3606 be conservative about loads.
3607 * tree-optimize.c (gate_init_datastructures): Remove.
3608 (pass_init_datastructures): New.
3609 * passes.c: Reorder passes so we always go into SSA.
3611 2008-07-19 Jan Hubicka <jh@suse.cz>
3613 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3614 * doc/invoke.texi (--combine): Likewise.
3615 (-finline-functions-called-once): Update levels when enabled.
3616 (-funit-at-a-time): Document new behaviour.
3617 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3618 -fno-section-anchors when disabled explicitly.
3619 (inline params): They are not ignored now.
3620 (precompiled headers): Remove unit-at-a-time as being incompatible.
3621 * opts.c (decode_options): Handle unit-at-a-time as alias;
3622 imply -fno-section-anchors when toplevel reorder is disabled
3624 * common.opt (ftoplevel-reorder): Set default value to 2.
3625 (funit-at-a-time): Set default value to 1.
3626 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3629 2008-07-19 Jan Hubicka <jh@suse.cz>
3631 * builtins.c (expand_builtin_int_roundingfn,
3632 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3635 2008-07-19 Richard Guenther <rguenther@suse.de>
3638 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3639 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3640 * tree-ssa-pre.c (get_expr_value_id): For newly created
3641 constant value-ids make sure to add the expression to its
3644 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3647 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3648 return value of the builtin is ignored.
3650 2008-07-19 Olivier Hainque <hainque@adacore.com>
3652 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3653 bits, a C conformant malloc implementation has to provide.
3654 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3656 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3660 * reload.c (find_reloads_subreg_address): Only reload address if
3661 reloaded == 0, not for reloaded != 1.
3664 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3665 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3666 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3667 m32c_legitimize_reload_address.
3669 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3670 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3671 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3673 2008-07-19 Olivier Hainque <hainque@adacore.com>
3675 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3676 argument, saying whether nested array are to be collapsed
3677 into a single array type DIE with multiple subscripts.
3678 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3679 issues, centralize the nested array types collapsing control and
3680 disable the transformation for Ada.
3682 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3685 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3687 (x86_64_shift_adj_2): New expander.
3688 (x86_64_shift_adj_3): Ditto.
3689 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3690 to split TImode operands.
3691 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3692 (ix86_split_lshr): Ditto.
3694 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3696 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3697 and __CHAR32_TYPE__.
3698 * c-typeck.c (digest_init): Support char16_t and char32_t.
3699 (set_nonincremental_init_from_string): Idem.
3701 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3704 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3705 PREFERRED_STACK_BOUNDARY.
3706 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3708 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3711 * function.c (locate_and_pad_parm): Cap boundary earlier.
3713 2008-07-17 Julian Brown <julian@codesourcery.com>
3715 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3716 no-op for targets which don't use DLLs.
3718 2008-07-17 Martin Jambor <mjambor@suse.cz>
3720 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3721 that nodes are relevant by examining the node->analyzed flag.
3722 (ipcp_init_stage): Check which nodes are relevant, assert that the
3723 relevant ones are also required.
3724 (ipcp_propagate_stage): Check on the side arrays are properly
3726 (ipcp_print_all_jump_functions): Make sure not to touch any node
3727 that is not analyzed or an edge that does not have a corresponding
3728 entry in the on-the-side vectors.
3729 (ipcp_function_scale_print): Likewise.
3730 (ipcp_update_callgraph): Check that the node is relevant.
3731 (ipcp_insert_stage): Check that the node is relevant. Check there is
3732 an info for every node and edge.
3733 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3734 (ipa_print_all_tree_maps): Likewise and a new variable info.
3735 (ipa_print_all_params_modified): Likewise.
3736 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3738 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3741 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3743 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3745 PR rtl-optimization/36753
3746 * fwprop.c (use_killed_between): Don't shortcut
3747 single-definition global registers.
3749 2008-07-16 Jan Hubicka <jh@suse.cz>
3751 * cgraph.h (varpool_empty_needed_queue): Declare.
3752 * cgraphunit.c (output_in_order): Mark all variables as needed;
3754 * varpool.c (varpool_assemble_node): Update debug queue.
3755 (varpool_assemble_pending_decls): Don't do it here.
3756 (varpool_empty_needed_queue): New function.
3758 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3760 * recog.c (peephole2_optimize): Fix formatting.
3762 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3764 * c-pch.c (get_ident): Avoid C++ keywords.
3765 * combine-stack-adj.c (single_set_for_csa): Likewise.
3766 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3767 output_asm_insn): Likewise.
3768 * reload.c (push_secondary_reload, find_reusable_reload,
3769 push_reload, combine_reloads, find_reloads,
3770 debug_reload_to_stream): Likewise.
3771 * reload.h (struct reload): Likewise.
3772 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3773 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3774 emit_output_reload_insns): Likewise.
3775 * targhooks.c (default_secondary_reload): Likewise.
3776 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3778 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3780 * recog.c (validate_change_1, validate_change,
3781 validate_unshare_change, validate_replace_rtx_1, struct
3782 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3784 * reload.c (push_secondary_reload, secondary_reload_class,
3785 scratch_reload_class, find_valid_class, find_reusable_reload,
3786 push_reload, find_dummy_reload, find_reloads_address_1,
3787 find_reloads_address_part, find_equiv_reg): Likewise.
3788 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3789 choose_reload_regs): Likewise.
3790 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3792 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3793 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3794 * sched-rgn.c (concat_INSN_LIST): Likewise.
3795 * stor-layout.c (mode_for_size, mode_for_size_tree,
3796 smallest_mode_for_size): Likewise.
3798 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3800 * cfg.c (dump_reg_info): Avoid C++ keywords.
3801 * dwarf2asm.c (dw2_force_const_mem,
3802 dw2_asm_output_encoded_addr_rtx): Likewise.
3803 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3804 * expmed.c (expand_shift): Likewise.
3805 * global.c (find_reg): Likewise.
3806 * graph.c (draw_edge): Likewise.
3807 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3808 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3809 widen_clz, widen_bswap, expand_parity, expand_unop,
3810 emit_cmp_and_jump_insn_1): Likewise.
3811 * postreload.c (reload_cse_simplify_operands): Likewise.
3812 * ra.h (add_neighbor): Likewise.
3813 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3814 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3815 record_reg_classes, copy_cost, record_address_regs,
3816 invalid_mode_change_p): Likewise.
3817 * regrename.c (regrename_optimize, scan_rtx_reg,
3818 dump_def_use_chain, find_oldest_value_reg,
3819 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3821 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3823 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3824 MASK_POWERPC64 for power4 in previous commit.
3826 2008-07-16 Olivier Hainque <hainque@adacore.com>
3828 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3829 instead of bare conversion to cast const-ness away.
3831 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3833 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3834 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3835 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3836 (TARGET_FUNCTION_VALUE): Define.
3838 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3840 * config/rs6000/rs6000.c (processor_target_table): Add
3841 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3843 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3846 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3847 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3848 m32c_legitimize_reload_address.
3850 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3852 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3853 DECL_IN_SYSTEM_HEADER in sync.
3855 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3857 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3858 * tree-ssa-pre.c (pre_expr_eq): Ditto
3859 (get_constant_for_value_id): Take a type as an argument.
3860 (fully_constant_expression): Pass in type.
3861 (find_or_generate_expression): Short circuit constant case.
3862 (create_expression_by_pieces): Remove special casing of
3864 (do_regular_insertion): Short circuit constant case.
3865 (do_partial_partial_insertion): Ditto.
3867 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3870 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3872 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3874 * config/xtensa/libgcc-xtensa.ver: New file.
3875 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3877 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3879 * df-problems.c (df_set_note): Avoid C++ keywords.
3880 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3881 * dse.c (record_store, remove_useless_values): Likewise.
3882 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3883 gen_reg_rtx_offset, operand_subword, change_address_1,
3884 change_address, adjust_address_1, offset_address,
3885 widen_memory_access, emit_copy_of_insn_after): Likewise.
3886 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3887 * fwprop.c (should_replace_address, propagate_rtx_1,
3888 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3890 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3891 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3892 * lcm.c (compute_insert_delete, pre_edge_lcm,
3893 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3894 * lower-subreg.c (resolve_reg_notes): Likewise.
3895 * mode-switching.c (optimize_mode_switching): Likewise.
3897 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3899 * bt-load.c (add_btr_def, migrate_btr_def,
3900 branch_target_load_optimize): Avoid C++ keywords.
3901 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3903 * combine.c (subst, simplify_set, make_extraction,
3904 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3905 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3906 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3908 2008-07-15 Richard Guenther <rguenther@suse.de>
3911 * c-common.c (strict_aliasing_warning): Do not warn for
3912 TYPE_REF_CAN_ALIAS_ALL pointers.
3913 (c_common_get_alias_set): may_alias types are not special.
3914 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3915 attribute and set can_ref_all accordingly.
3916 (build_reference_type_for_mode): Likewise.
3917 * doc/extend.texi (may_alias): Clarify.
3919 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3922 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3923 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3925 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3928 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3929 gcc_assert, instead call output_operand_lossage.
3931 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3933 * builtins.c (std_canonical_va_list): Treat structure based
3936 2008-07-15 Ben Elliston <bje@au.ibm.com>
3938 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3940 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3942 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3945 2008-07-14 Jan Hubicka <jh@suse.cz>
3947 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3948 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3949 fix predicates and constraints.
3950 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3951 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3953 2008-07-14 Doug Kwan <dougkwan@google.com>
3955 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3956 additional option file arm/eabi.opt.
3957 * config/arm/eabi.h (File): New configuration file for EABI targets.
3958 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3959 SUBSUBTARGET_EXTRA_SPECS.
3960 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3961 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3962 from STARTFILE_SPEC so that it can be referenced in an override.
3963 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3964 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3965 can be referenced in an override.
3966 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3967 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3968 so that it can be referenced in an override.
3969 (LINK_SPEC): Use BPABI_LINK_SPEC.
3970 * config/arm/eabi.opt (File): New.
3972 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3974 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3975 (FIXED_VALUE_H): New variable.
3976 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3977 input.h, fixed-value.h.
3978 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3979 (BASIC_BLOCK_H): Use $(BITMAP_H).
3980 (FUNCTION_H): Add varray.h.
3981 (IPA_REFERENCE_H): Use $(BITMAP_H).
3982 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3983 (DF_H): Use $(BITMAP_H).
3984 (GGC_H): Add statistics.h.
3986 (INSN_ATTR_H): Use it.
3987 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3989 (SYMTAB_H): Add $(OBSTACK_H).
3990 (CPP_INTERNAL_H): New.
3991 (TREE_DUMP_H): Add tree-pass.h.
3992 (TREE_FLOW_H): Use $(BITMAP_H)
3993 (PRETTY_PRINT_H): Use $(INPUT_H).
3994 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3997 (many object files): Fix lots of header dependencies throughout.
3999 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4001 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4003 (s-gtyp-input): Use them to write tmp-gi.list.
4004 (echo_to_gi.list): Remove.
4006 2008-07-14 Richard Guenther <rguenther@suse.de>
4008 * tree-ssa-sccvn.c (pre_info): Remove.
4009 (switch_to_PRE_table): Likewise.
4010 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4011 (set_hashtable_value_ids): Do not create value-ids for the
4013 (run_scc_vn): Remove double test. Remove bogus special-case
4014 in value-number printing.
4015 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4016 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4018 * tree-flow-inline.h (get_value_handle): Remove.
4019 * tree-flow.h (get_value_handle): Remove.
4021 2008-07-14 Martin Jambor <mjambor@suse.cz>
4023 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4024 in which we generate arithmetics is not a subrange.
4026 2008-07-14 Martin Jambor <mjambor@suse.cz>
4028 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4030 2008-07-14 Richard Guenther <rguenther@suse.de>
4032 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4034 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4037 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4038 reload for symbol refs moved to r0 with -fPIC.
4039 (legitimize_pic_address): Use the target register as temporary
4041 (emit_symbolic_move): Adjust comment.
4042 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4045 2008-07-14 Ben Elliston <bje@au.ibm.com>
4047 * c-common.h (C_CPP_HASHNODE): New macro.
4048 * coretypes.h (struct cpp_token): Forward declare.
4049 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4050 the context-sensitive keyword method.
4051 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4052 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4053 expand_bool_pixel): New.
4054 (altivec_categorize_keyword): New function.
4055 (init_vector_keywords): New function.
4056 (rs6000_macro_to_expand): Likewise.
4057 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4058 compiling an ISO C dialect.
4060 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4062 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4063 (create_expression_by_pieces): Fix typo.
4064 (do_regular_insertion): Use debug counter here too.
4066 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4069 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4070 CONST_OK_FOR_LETTER_P. All port-local users changed.
4071 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4072 implement Kp matching power-of-two.
4073 (CONSTRAINT_LEN): Define to match.
4074 * config/cris/cris.md: Replace all use of constraint K with Kc.
4075 ("*btst*): Use Kp for operand 0 of last alternative.
4077 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4080 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4083 2008-07-13 Jan Hubicka <jh@suse.cz>
4085 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4088 2008-07-13 Richard Guenther <rguenther@suse.de>
4091 * langhooks.c (lhd_print_error_function): Deal with recursive
4094 2008-07-12 Jan Hubicka <jh@suse.cz>
4096 * cgraph.c (assembler_name_hash): New static var.
4097 (hash_node_by_assembler_name, eq_assembler_name): New.
4098 (cgraph_node_for_asm): Use hashtable.
4099 (cgraph_remove_node): Maintain hashtable.
4100 (change_decl_assembler_name): Sanity check that names are not changing
4101 after aliasing was processed.
4102 * cgraph.h (varpoon_node): Add next GGC marker.
4103 * tree.c (decl_assembler_name_equal): Constify.
4104 (decl_assembler_name_hash): New.
4105 * tree.h (decl_assembler_name_equal): Constify.
4106 (decl_assembler_name_hash): Update.
4108 2008-07-12 David Daney <ddaney@avtrex.com>
4110 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4113 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4115 * doc/md.texi: Document the MIPS "v" constraint.
4116 * config/mips/mips.h (reg_class): Revert last change.
4117 (REG_CLASS_NAMES): Likewise.
4118 (REG_CLASS_CONTENTS): Likewise.
4119 * config/mips/mips.c (mips_regno_to_class): Likewise.
4120 * config/mips/constraints.md (v): Likewise, but add documentation.
4121 Add a comment to say that this constraint should not be used in
4124 2008-07-11 DJ Delorie <dj@redhat.com>
4126 * config/h8300/h8300.md (length): Fix branch offset limit.
4128 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4130 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4131 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4132 (avr_hard_regno_scratch_ok): New function.
4133 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4134 * config/avr/avr.md (all peepholes that request a scratch register):
4135 Remove avr_peep2_scratch_safe use.
4137 2008-07-11 Tom Tromey <tromey@redhat.com>
4138 Ian Lance Taylor <iant@google.com>
4140 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4141 (struct c_common_resword): Define.
4142 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4143 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4144 (c_common_reswords, num_c_common_reswords): Declare.
4145 * c-common.c (c_common_reswords): New global const array.
4146 (num_c_common_reswords): New const int.
4147 * c-parser.c (struct resword, reswords): Don't define.
4148 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4149 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4150 than reswords. If warning about C++ keywords, give them a special
4152 (c_lex_one_token): Warn about C++ keywords. Call
4153 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4154 (c_parser_external_declaration): Look for RID_xxx rather than
4155 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4156 (c_parser_statement_after_labels): Likewise.
4157 (c_parser_objc_class_instance_variables): Likewise.
4158 (c_parser_objc_class_declaration): Likewise.
4159 (c_parser_objc_try_catch_statement): Likewise.
4160 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4161 (declspecs_add_type): Likewise.
4163 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4165 * ggc-page.c (alloc_page):
4166 Substituting xmalloc, xcalloc with
4167 XNEWVEC and XCNEWVAR macros which add the
4170 2008-07-11 Richard Guenther <rguenther@suse.de>
4172 PR tree-optimization/36765
4173 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4174 aliases from HEAP vars to SMTs.
4176 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4178 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4179 * configure.ac (loose_warn): Move -Wc++-compat from here...
4180 (strict_warn): ...to here.
4181 * configure: Regenerate.
4183 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4185 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4186 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4187 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4188 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4189 excluding more specific h8300-*-* and sh-*-* targets.
4191 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4193 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4195 (execute_pre): Call loop_optimizer_finalize in early exit.
4197 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4200 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4201 uids in the bitmap, not just VAR_DECL uids.
4203 PR rtl-optimization/36419
4204 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4205 (combine_stack_adjustments_for_block): Call it if needed. Delete
4207 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4208 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4209 prologue sp adjustment.
4211 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4214 * opts.c (print_ignored_options): Report postponed diagnostics for
4215 unknown -Wno-* options as warnings, not errors.
4216 (postpone_unknown_option_error): Renamed to...
4217 (postpone_unknown_option_warning): ... this.
4219 2008-07-09 Doug Kwan <dougkwan@google.com>
4222 2008-07-08 Doug Kwan <dougkwan@google.com>
4224 * config/arm/arm.opt (mandroid): New option.
4225 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4226 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4228 (CC1PLUS_SPEC): Same.
4230 (STARTFILE_SPEC): Same.
4231 (ENDFILE_SPEC): Same.
4232 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4235 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4238 * config/mips/mips.h (reg_class): Remove V1_REG.
4239 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4240 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4242 (mips_get_tp): New function.
4243 (mips_legitimize_tls_address): Use it.
4244 * config/mips/constraints.md (v): Delete.
4245 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4246 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4247 After reload, split into a move and ...
4248 (*tls_get_tp_<mode>_split): ...this new instruction.
4250 2008-07-09 David Daney <ddaney@avtrex.com>
4252 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4254 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4256 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4257 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4259 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4260 htab_delete should be called. Don't free c.
4261 (lookup_tmp_var): Create temp_htab lazily.
4262 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4263 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4265 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4266 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4267 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4268 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4269 * tree-sra.c (generate_element_init): Likewise.
4270 * tree-mudflap.c (execute_mudflap_function_ops,
4271 execute_mudflap_function_decls): Likewise.
4272 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4273 * tree-gimple.h (struct gimplify_ctx): New type.
4274 (push_gimplify_context): Adjust prototype.
4276 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4278 * tree-ssa-pre.c (phi_translate_1): Update placement of
4281 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4283 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4284 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4285 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4286 * targhooks.c (default_hard_regno_scratch_ok): New function.
4287 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4288 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4289 * recog.c: Include "target.h".
4290 (peep2_find_free_register): Add check for global regs. Add target
4292 * Makefile.in (recog.o): Depend on target.h.
4294 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4296 * config/sh/sh.c (sh_canonical_va_list_type): New.
4297 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4299 2008-07-09 Raksit Ashok <raksit@google.com>
4301 * doc/invoke.texi (Option Summary): Mention new option
4302 -Wdisallowed-function-list=...
4303 (Warning Options): Document -Wdisallowed-function-list=...
4304 * common.opt (Wdisallowed-function-list=): New flag.
4305 * flags.h (warn_disallowed_functions): External definition of new
4306 boolean warning flag.
4307 (warn_if_disallowed_function_p): Declare new function.
4308 * opts.c (warning_disallowed_functions): New static variable.
4309 (warn_disallowed_functions): New boolean warning flag.
4310 (warn_if_disallowed_function_p): New function.
4311 (add_comma_separated_to_vector): Rename
4312 add_instrument_functions_exclude_list to this.
4313 (common_handle_option): Handle new option. Rename calls to
4314 add_instrument_functions_exclude_list into calls to
4315 add_comma_separated_to_vector.
4316 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4317 based on flag warn_disallowed_functions.
4319 2008-07-09 Christian Bruel <christian.bruel@st.com>
4321 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4322 instead of get_attr_length.
4324 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4326 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4328 * genemit.c (gen_insn): Likewise.
4329 * gengtype.c (note_def_vec): Likewise.
4330 * gengtype.h (note_def_vec): Likewise.
4331 * genoutput.c (struct data, output_insn_data, process_template,
4332 gen_expand, gen_split, note_constraint): Likewise.
4333 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4334 make_insn_sequence): Likewise.
4335 * gensupport.c (record_insn_name): Likewise.
4337 2008-07-08 Doug Kwan <dougkwan@google.com>
4339 * config/arm/arm.opt (mandroid): New option.
4340 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4341 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4343 (CC1PLUS_SPEC): Same.
4345 (STARTFILE_SPEC): Same.
4346 (ENDFILE_SPEC): Same.
4347 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4350 2008-07-08 Raksit Ashok <raksit@google.com>
4352 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4353 (set_storage_via_setmem): Fix expected_align parameter.
4354 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4355 missing from the list.
4356 * doc/md.texi (movmem): Explicitly state that expected alignment is
4357 to be expressed in bytes.
4358 (setmem): Explicitly state that expected alignment is to be expressed
4361 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4363 * reload.c (find_reloads_subreg_address): Do not require validity
4364 of address in original mode before reloading address.
4366 2008-07-07 Tianwei Sheng <tianweis@google.com>
4368 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4369 bounds array access.
4371 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4373 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4375 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4377 Fix PR tree-optimization/23455
4378 Fix PR tree-optimization/35286
4379 Fix PR tree-optimization/35287
4380 * Makefile.in (OBJS-common): Remove tree-vn.o.
4381 (tree-vn.o): Remove.
4382 * dbgcnt.def: Add treepre_insert debug counter.
4383 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4384 (debug_value_expressions): Ditto.
4385 (print_value_expressions): Ditto.
4386 * tree-pretty-print.c (dump_generic_node): Updated for
4387 VALUE_HANDLE removal.
4388 * tree-ssa-dom.c (record_equality): Ditto.
4389 (cprop_operand): Ditto.
4390 (lookup_avail_expr): Ditto.
4391 * tree-ssa-threadedge.c
4392 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4393 (simplify_control_stmt_condition): Ditto.
4394 * tree.c (tree_code_size): Ditto.
4395 (tree_node_structure): Ditto.
4396 (iterative_hash_expr): Ditto.
4398 * tree.h (VALUE_HANDLE_ID): Ditto.
4399 (VALUE_HANDLE_EXPR_SET): Ditto.
4400 (struct tree_value_handle): Ditto.
4401 (union tree_node): Ditto.
4402 * treestruct.def: Ditto.
4403 * tree-vn.c: Removed.
4404 * tree-ssa-pre.c: Rewritten entirely.
4405 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4406 (constant_value_ids): Ditto.
4407 (vn_nary_op_t): Moved to header.
4409 (vn_reference_op_t): Ditto
4410 (vn_reference_t): Ditto.
4411 (next_value_id): New variable.
4412 (VN_INFO): Add an assert.
4413 (vn_constant_eq): New function.
4414 (vn_constant_hash): Ditto.
4415 (get_or_alloc_constant_value_id): Ditto.
4416 (value_id_constant_p): Ditto.
4417 (vn_reference_compute_hash): De-staticify.
4418 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4419 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4420 (valueize_refs): Update opcode if it changes from ssa name to constant.
4421 (vn_reference_lookup_1): Add new argument.
4422 (vn_reference_lookup): Ditto.
4423 (vn_reference_lookup_pieces): New function.
4424 (vn_reference_insert): Add return type. Modify to deal with value ids.
4425 (vn_reference_insert_pieces): New function.
4426 (vn_nary_op_compute_hash): De-staticify.
4427 (vn_nary_op_eq): Ditto.
4428 (vn_nary_op_lookup_pieces): New function.
4429 (vn_nary_op_lookup): Add new argument.
4430 (vn_nary_op_insert_pieces): New function.
4431 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4432 (vn_phi_insert): Ditto.
4433 (visit_unary_op): Update for callee changes.
4434 (visit_binary_op): Ditto.
4435 (visit_reference_op_load): Ditto.
4436 (visit_reference_op_store): Ditto.
4437 (init_scc_vn): Init next_value_id, constant_to_value_id and
4439 (free_scc_vn): Free them.
4440 (set_hashtable_value_ids): New function.
4441 (run_scc_vn): Use it.
4442 (get_max_value_id): New function.
4443 (get_next_value_id): Ditto.
4444 (expressions_equal_p): Moved from tree-vn.c
4445 (sort_vuses): Ditto.
4446 (sort_vuses_heap): Ditto.
4447 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4449 * tree.c (iterative_hash_hashval_t): Made non-static
4450 * tree.h (iterative_hash_hashval_t): Declare it.
4452 2008-07-08 Martin Jambor <mjambor@suse.cz>
4454 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4455 instead of ipa_create_node_params.
4456 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4457 ipa_check_create_edge_args, free them with
4458 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4460 * ipa-prop.c: Include flags.h and tree-inline.h.
4461 (ipa_node_params_vector): New variable.
4462 (ipa_edge_args_vector): New variable.
4463 (edge_removal_hook_holder): New variable.
4464 (node_removal_hook_holder): New variable.
4465 (edge_duplication_hook_holder): New variable.
4466 (node_duplication_hook_holder): New variable.
4467 (ipa_detect_param_modifications): Check for presence of modified flags.
4468 (ipa_compute_jump_functions): Check for presence of jump functions.
4469 (ipa_free_edge_args_substructures): New function.
4470 (ipa_create_node_params): Removed.
4471 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4472 (ipa_free_node_params_substructures): New function.
4473 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4475 (ipa_edge_removal_hook): New function.
4476 (ipa_node_removal_hook): New function.
4477 (duplicate_array): New function.
4478 (ipa_edge_duplication_hook): New function.
4479 (ipa_node_duplication_hook): New function.
4480 (ipa_register_cgraph_hooks): New function.
4481 (ipa_unregister_cgraph_hooks): New function.
4482 (free_all_ipa_structures_after_ipa_cp): New function.
4484 * ipa-prop.h: Include vec.h.
4485 (ipa_node_params_t): New typedef with vector types for it.
4486 (ipa_edge_args_t): New typedef with vector types for it.
4487 (IPA_NODE_REF): Changed to access an on-the-side vector.
4488 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4489 (ipa_check_create_node_params): New function.
4490 (ipa_check_create_edge_args): New function.
4492 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4495 2008-07-07 Tom Tromey <tromey@redhat.com>
4497 * configure, config.in: Rebuilt.
4498 * configure.ac: Don't check for scandir or alphasort.
4500 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4502 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4503 types immediately after creating them.
4505 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4507 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4509 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4511 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4512 dump_constraint_graph.
4513 (dump_constraint_edge): New function.
4514 (dump_constraint_graph): New function.
4515 (debug_constraint_graph): New function.
4516 (dump_constraint): Removed useless comparison.
4517 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4518 (dump_constraint_graph): Declare.
4519 (debug_constraint_graph): Declare.
4520 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4522 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4524 * config/i386/i386.c (is_va_list_char_pointer): New.
4525 (ix86_va_start): Replace compare with ms_va_list_type_node
4526 by is_va_list_char_pointer.
4527 (ix86_gimplify_va_arg): Likewise.
4529 2008-07-07 Martin Jambor <mjambor@suse.cz>
4531 * cgraph.c (cgraph_edge_max_uid): New variable.
4532 (struct cgraph_edge_hook_list): New type.
4533 (struct cgraph_node_hook_list): New type.
4534 (struct cgraph_2edge_hook_list): New type.
4535 (struct cgraph_2node_hook_list): New type.
4536 (first_cgraph_edge_removal_hook): New variable.
4537 (first_cgraph_node_removal_hook): New variable.
4538 (first_cgraph_edge_duplicated_hook): New variable.
4539 (first_cgraph_node_duplicated_hook): New variable.
4540 (cgraph_add_edge_removal_hook): New function.
4541 (cgraph_remove_edge_removal_hook): New function.
4542 (cgraph_call_edge_removal_hooks): New function.
4543 (cgraph_add_node_removal_hook): New function.
4544 (cgraph_remove_node_removal_hook): New function.
4545 (cgraph_call_node_removal_hooks): New function.
4546 (cgraph_add_edge_duplication_hook): New function.
4547 (cgraph_remove_edge_duplication_hook): New function.
4548 (cgraph_call_edge_duplication_hooks): New function.
4549 (cgraph_add_node_duplication_hook): New function.
4550 (cgraph_remove_node_duplication_hook): New function.
4551 (cgraph_call_node_duplication_hooks): New function.
4552 (cgraph_create_edge): Assign to edge uid.
4553 (cgraph_remove_edge): Call edge removal hooks.
4554 (cgraph_node_remove_callees): Call edge removal hooks.
4555 (cgraph_node_remove_callers): Call edge removal hooks.
4556 (cgraph_remove_node): Call node removal hooks.
4557 (cgraph_clone_edge): Call edge duplication hooks.
4558 (cgraph_clone_node): Call node duplication hooks.
4560 * cgraph.h (cgraph_edge): New field uid.
4561 (cgraph_edge_hook): New type.
4562 (cgraph_node_hook): New type.
4563 (cgraph_2edge_hook): New type.
4564 (cgraph_2node_hook): New type.
4566 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4568 * config.in: Regenerate.
4570 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4572 * gcc.c (print_sysroot): New.
4573 (option_map, display_help, process_command): Handle the
4574 -print-sysroot option.
4575 (main): Print the sysroot if requested.
4576 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4578 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4581 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4583 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4585 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4586 (assign_parm_setup_block_p): Also check mode of entry_parm.
4588 2008-07-07 Richard Guenther <rguenther@suse.de>
4590 * tree-ssa-structalias.h (set_used_smts): Remove.
4591 * tree-ssa-structalias.c (used_smts): Likewise.
4592 (set_used_smts): Likewise.
4593 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4594 call to set_used_smts.
4596 2008-07-07 Richard Guenther <rguenther@suse.de>
4598 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4599 (new_var_info): Set it to false.
4600 (solution_set_add): Correctly handle pointers outside a var and
4602 (type_safe): Treat variables with is_full_var properly.
4603 (do_sd_constraint): Likewise.
4604 (do_ds_constraint): Likewise.
4605 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4606 (get_constraint_for_ptr_offset): New function.
4607 (get_constraint_for_component_ref): For addresses at least include
4608 the last field of the variable. Handle is_full_vars properly.
4609 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4610 (handle_ptr_arith): Remove.
4611 (find_func_aliases): Simplify assignment handling.
4612 (create_function_info_for): For parameter and result varinfos set
4614 (create_variable_info_for): Set is_full_var flag whenever we
4615 just created a single varinfo for a decl.
4616 (init_alias_vars): Initialize use_field_sensitive from
4617 max-fields-for-field-sensitive parameter.
4619 2008-07-07 Richard Guenther <rguenther@suse.de>
4621 PR tree-optimization/36713
4622 * tree-flow-inline.h (is_call_used): New function.
4623 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4624 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4625 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4627 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4629 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4631 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4633 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4635 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4636 Nathan Sidwell <nathan@codesourcery.com>
4638 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4639 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4641 * config/m68k/t-linux: New.
4642 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4645 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4647 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4648 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4651 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4653 * gcc.c (execute): Fix -Wc++-compat warning.
4655 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4658 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4659 constant for little endian.
4661 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4663 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4664 mips_base_mips16 instead of TARGET_MIPS16.
4665 (mips_base_mips16): Declare.
4666 * config/mips/mips.c (mips_base_mips16): Make global.
4667 (was_mips16_p): Remove GTY marker.
4668 (was_mips16_pch_p): New variable.
4669 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4670 (mips_override_options): Force to non-MIPS16 mode initially.
4671 Do not complain about MIPS16 PIC incompatibilities here.
4672 Only allow -mgpopt if -mexplicit-relocs is in force for
4675 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4677 * configure.ac: Check for caddr_t, define to char * if not defined.
4678 * configure: Regenerate.
4679 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4680 (mmap_gt_pch_use_address): Likewise.
4681 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4683 2008-07-06 Richard Guenther <rguenther@suse.de>
4685 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4686 (new_var_info): Deal with it.
4687 (solution_set_add): Likewise.
4688 (bitpos_of_field): Make signed, fix.
4689 (struct fieldoff): Remove type and decl fields. Make size field
4690 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4692 (fieldoff_compare): Deal with it.
4693 (push_fields_onto_fieldstack): Remove has_union argument, glob
4694 adjacent non-pointer fields together.
4695 (create_function_info_for): Do not set has_union.
4696 (create_variable_info_for): Simplify.
4698 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4700 * config.gcc (extra_headers): Add cross-stdarg.h for target
4701 x86_64-*-* and i?86-*-*.
4702 * config/i386/cross-stdarg.h: New.
4703 * builtins.c (std_fn_abi_va_list): New.
4704 (std_canonical_va_list_type): New.
4705 (stabilize_va_list): Replace va_list_type_node use by
4706 mtarget.canonical_va_list_type.
4707 (gimplify_va_arg_expr): Likewise.
4708 (expand_builtin_va_copy): Replace va_list_type_node use by
4709 mtarget.fn_abi_va_list.
4710 * tree-sra.c (is_va_list_type): New helper.
4711 (decl_can_be_decomposed_p): Replace
4712 va_list_type_node use by is_va_list_type.
4713 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4714 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4715 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4716 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4717 (ix86_enum_va_list): New.
4718 * config/i386/i386.c (sysv_va_list_type_node): New.
4719 (ms_va_list_type_node): New.
4720 (ix86_function_type_abi): Remove sorry.
4721 (ix86_build_builtin_va_list_abi): New.
4722 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4724 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4725 (ix86_init_builtins_va_builtins_abi): New.
4726 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4728 (ix86_handle_abi_attribute): New.
4729 (attribute_spec): Add sysv_abi and ms_abi.
4730 (ix86_fn_abi_va_list): New.
4731 (ix86_canonical_va_list_type): New.
4732 (ix86_enum_va_list): New.
4733 (TARGET_FN_ABI_VA_LIST): New.
4734 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4735 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4736 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4737 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4738 (TARGET_ENUM_VA_LIST): New.
4739 * expr.h (std_fn_abi_va_list): New.
4740 (std_canonical_va_list_type): New.
4741 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4742 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4743 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4744 TARGET_CANONICAL_VA_LIST_TYPE.
4745 * target.h (struct gcc_target): Add fn_abi_va_list hook
4746 and canonical_va_list_type hook.
4748 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4750 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4751 integral and pointer types.
4753 2008-07-04 Roger Sayle <roger@eyesopen.com>
4755 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4756 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4758 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4761 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4763 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4765 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4766 build_gimple_modify_stmt.
4767 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4768 gimple operand. Use fold_build* instead of build*.
4770 2008-07-04 Richard Guenther <rguenther@suse.de>
4772 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4773 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4774 properly to compute the reachability set if we do field-sensitive PTA.
4775 * invoke.texi (max-fields-for-field-sensitive): Document default.
4776 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4777 100 for optimize >= 2.
4779 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4781 * ggc-zone.c (lookup_page_table_if_allocated,
4782 set_page_table_entry, zone_find_object_size, alloc_small_page,
4783 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4784 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4785 -Wc++-compat and/or -Wcast-qual warnings.
4787 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4790 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4791 pic_offset_table_rtx to be marked as used here.
4792 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4793 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4794 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4795 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4798 2008-07-15 Vladimir Makarov <vmakarov@redhat.com>
4800 * caller-save.c (calculate_local_save_info): Clear save_in,
4801 restore_out, free_in.
4803 2008-07-14 Vladimir Makarov <vmakarov@redhat.com>
4805 * reload.h (struct insn): Add comment for live_throughout.
4807 * global.c (pseudo_for_reload_consideration_p): New function.
4808 (build_insn_chain): Use it.
4810 2008-07-14 Vladimir Makarov <vmakarov@redhat.com>
4812 * ira-conflicts.c (propagate_modified_regnos): Move to
4814 (ira_build_conflicts): Don't call propagate_modified_regnos.
4816 * ira-int.h (ira_allocno): Remove calls_crossed_start.
4817 (ALLOCNO_CALLS_CROSSED_START, ira_regno_calls,
4818 ira_add_regno_call): Remove.
4819 (ira_allocate_and_accumulate_costs): New function.
4821 * ira-lives.c (process_bb_node_lives): Don't call
4822 ira_add_regno_call. Do't use ALLOCNO_CALLS_CROSSED_START.
4824 * ira-build.c (more_one_region_p): New function.
4825 (ira_regno_calls, regno_calls_num, initiate_calls, expand_calls,
4826 compress_calls, ira_add_regno_call, finish_calls): Remove.
4827 (ira_create_allocno, propagate_info_to_cap): Don't set up
4828 ALLOCNO_CALLS_CROSSED_START.
4829 (propagate_modified_regnos): Move from ira-conflicts.c.
4830 (create_allocnos): Call propagate_modified_regnos.
4831 (merge_ranges, change_allocno_in_range_list): Move before
4832 low_pressure_loop_node_p.
4833 (low_pressure_loop_node_p, loop_node_to_be_removed_p,
4834 removed_loop_vec, children_vec,
4835 remove_uneccesary_loop_nodes_from_loop_tree,
4836 remove_unnecessary_allocnos, remove_unnecessary_regions): New.
4837 (ira_flattening): Don't process allocno calls.
4838 (ira_build): Don't call initiate_calls and finish_calls. Call
4839 remove_unnecessary_regions. Use more_one_region_p.
4841 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Split
4842 SPEC_OR_GEN_REGS onto GENERAL_REGS and SPECIAL_REGS.
4844 2008-07-08 Vladimir Makarov <vmakarov@redhat.com>
4846 * ira-build.c (ira_flattening): Rename
4847 new_allocnos_p to new_pseudos_p. Remove renamed_p. Use
4848 new_pseudos_p instead of renamed_p.
4850 * ira-lives.c (max_point): Fix a typo in the comment.
4852 * ira-int.h (max_point): Ditto.
4854 2008-07-07 Vladimir Makarov <vmakarov@redhat.com>
4856 * ira-color.c, ira-conflics.c, ira-lives.c, ira-emit.c,
4857 ira-build.c (IRA_ALLOCNO_TOTAL_CONFLICT_HARD_REGS,
4858 IRA_ALLOCNO_TOTAL_NO_STACK_REG_P): Rename to
4859 IRA_ALLOCNO_TOTAL_CONFLICT_HARD_REGS,
4860 IRA_ALLOCNO_TOTAL_NO_STACK_REG_P.
4862 * ira-int.h: Ditto. Fix comment for max_point.
4864 * reload1.c (reload): Add comment for ira_sort_insn_chain.
4866 2008-07-07 Vladimir Makarov <vmakarov@redhat.com>
4869 * caller-saves.c (free_con_fun_n): Use liveness info.
4871 2008-07-07 Vladimir Makarov <vmakarov@redhat.com>
4874 * caller-saves.c (restore_con_fun_n, save_con_fun_n): Clear the
4875 result if mode or pseudo is different.
4877 2008-07-07 Vladimir Makarov <vmakarov@redhat.com>
4880 * ira.c (chain_insn_order): New variable.
4881 (chain_freq_compare, chain_bb_compare): Use it.
4882 (ira_sort_insn_chain): Set it up.
4884 2008-07-03 Vladimir Makarov <vmakarov@redhat.com>
4886 * doc/invoke.texi (-fira-ipra): Remove.
4888 * regrename.c (copyprop_hardreg_forward_1): Remove
4889 get_call_invalidated_used_regs.
4891 * postreload-gcse.c (record_opr_changes): Ditto.
4893 * postreload.c (reload_combine, reload_cse_move2add): Ditto.
4895 * rtlanal.c (reg_set_between_p): Ditto.
4897 * gcse.c (compute_hash_table_work, compute_store_table): Ditto.
4899 * cselib.c (cselib_process_insn): Ditto.
4901 * loop-iv.c (simplify_using_assignment): Ditto.
4903 * sched-deps.c (sched_analyze): Ditto.
4905 * combine.c (record_dead_and_set_regs): Ditto.
4907 * resource.c (mark_set_resources, mark_target_live_regs): Ditto.
4909 * var-tracking.c (compute_bb_dataflow, emit_notes_in_bb): Ditto.
4911 * reload1.c (reload): Ditto.
4913 * caller-save.c (setup_save_areas, calculate_local_save_info,
4914 save_call_clobbered_regs): Ditto.
4916 * cse.c (invalidate_for_call): Remove parameter. Remove
4917 get_call_invalidated_used_regs.
4918 (cse_insn): Don't pass insn to invalidate_for_call.
4920 * ira-lives.c (process_bb_node_lives): Remove updating
4923 * function.c (cgraph.h): Remove #include.
4924 (get_call, get_call_invalidated_used_regs): Remove.
4926 * final.c (update_regs_ever_live): Remove.
4927 (rest_of_handle_final): Remove updating call_used_regs.
4929 * toplev.h (flag_ira_ipra): Remove.
4931 * common.opt (fira-ipra): Remove.
4933 * ira-costs.c (ira_tune_allocno_costs_and_cover_classes): Remove
4936 * ira-color.c (ira_collect_pseudo_call_clobbered_regs): Remove.
4938 * ira.h (ira_collect_pseudo_call_clobbered_regs): Ditto.
4940 * function.h (hard-reg-set.h): Remove.
4941 (struct emit_status): Remove call_used_regs.
4942 (get_call_invalidated_used_regs): Remove.
4944 * Makefile.in (FUNCTION_H): Remove hard-reg-set.h.
4946 * gengtype.c (main): Remove HARD_REG_SET.
4948 * cgraph.c (cgraph_create_node): Remove setting
4951 * cgraph.h (struct cgraph_node): Remove function_used_regs.
4953 * ira-build.c (ira_build): Remove resetting call_used_regs.
4955 2008-07-03 Vladimir Makarov <vmakarov@redhat.com>
4957 * ira.h, ira-int.h, ira-conflicts.c, ira-color.c, ira-lives.c,
4958 ira-emit.c, ira-build.c, ira.c, ira-costs.c: Add prefix ira_ to
4959 external variables, functions, common types, and macros.
4961 * toplev.c (init_ira_once, init_ira, finish_ira_once): Rename to
4962 ira_init_once, ira_init, ira_finish_once.
4964 * caller-save.c: Add prefix ira_ to
4965 collect_pseudo_call_clobbered_regs.
4967 * reload1.c: Add prefix ira_ to sort_insn_chain,
4968 mark_memory_move_deletion, better_spill_reload_regno_p,
4969 reuse_stack_slot, mark_new_stack_slot, mark_allocation_change,
4970 reassign_pseudos, mark_allocation_change.
4972 2008-07-03 Vladimir Makarov <vmakarov@redhat.com>
4974 * ira-color.c (reassign_conflict_allocnos): Check nrefs first.
4976 * ira.c (ira.c): Exclude unprofitable allocno from reassigning.
4978 * reload1.c (find_reg): Move dump file check from
4979 EXECUTE_IF_SET_IN_REG_SET.
4981 2008-06-26 Vladimir Makarov <vmakarov@redhat.com>
4983 * caller-save.c (make_global_save_analysis): Add entry and exit
4984 blocks to all_blocks.
4985 (save_call_clobbered_regs): Initialize bb_info for entry/exit
4988 2008-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4990 * ira-conflicts.c ira-color.c ira-lives.c ira-emit.c ira-build.c
4991 ira.c ira-costs.c : Fix comments.
4993 2008-06-11 Vladimir Makarov <vmakarov@redhat.com>
4995 * caller-save.c (restore_con_fun_n, save_con_fun_n): Use loop
4996 mentioned_regs instead of clearing all result.
4998 2008-06-11 Vladimir Makarov <vmakarov@redhat.com>
5000 * doc/tm.texi (IRA_HARD_REGNO_ADD_COST_MULTIPLIER,
5001 IRA_COVER_CLASSES): Fix macro descriptions.
5003 * doc/invoke.texi (fira): Fix the description.
5005 * flags.h (ira_algorithm): Fix formatting.
5007 * ira-conflicts.c: Remove all forward prototypes of static
5008 functions. Use type bool and true and false for boolean values.
5009 Change father to parent.
5010 (get_dup_num): Remove equiv_const. More comments.
5011 (process_regs_for_copy, process_reg_shuffles): New functions.
5012 (add_insn_allocno_copies): Use them.
5014 * ira-int.h: Use type bool and true and false for boolean values.
5015 Change father to parent.
5017 * ira-color.c: Remove all forward prototypes of static
5018 functions. Use type bool and true and false for boolean values.
5019 Change father to parent.
5021 * ira-lives.c: Remove all forward prototypes of static
5022 functions. Use type bool and true and false for boolean values.
5023 Change father to parent.
5025 * ira-emit.c: Ditto.
5029 * ira-costs.c: Remove all forward prototypes of static
5030 functions. Use type bool and true and false for boolean values.
5031 Change father to parent.
5034 * ira-build.c: Remove all forward prototypes of static functions
5035 except for find_allocno_copy. Use type bool and true and false
5036 for boolean values. Change father to parent.
5038 * ira.h: Use type bool for boolean values.
5040 * reload1.c (reload): Pass false instead of FALSE.
5042 2008-06-10 Vladimir Makarov <vmakarov@redhat.com>
5044 * caller-save.c (insert_restore, insert_save): Don't require
5045 alignment more than PREFERRED_STACK_BOUNDARY in asserts.
5047 2008-06-10 Vladimir Makarov <vmakarov@redhat.com>
5049 * ira-int.h (allocno_copy): Change comments.
5051 * ira-conflicts.c (build_conflict_bit_table): Use cast in printf
5054 2008-06-10 Vladimir Makarov <vmakarov@redhat.com>
5056 * common.opt (fira-move-spills): Remove.
5058 * caller-save.c: Add more comments.
5059 (save_call_clobbered_regs): Remove flag_ira_move_spills.
5061 * doc/invoke.texi (-fno-ira-move-spills): Remove.
5063 2008-06-06 Vladimir Makarov <vmakarov@redhat.com>
5065 * ira-build.c (ira_flattening): Check first info propagation.
5067 * config/alpha/alpha.h (IRA_COVER_CLASSES): New.
5069 2008-06-03 Vladimir Makarov <vmakarov@redhat.com>
5071 * caller-saves.c (mark_referenced_regs): Add new parameter.
5072 Process increments/decrements.
5073 (set_regs): Rename to modified_regs.
5074 (calculate_local_save_info, save_call_clobbered_regs): Pass the
5075 new parameter value to mark_referenced_regs.
5077 * ira-costs.c (find_allocno_class_costs): Always use important
5080 * reload1.c (reload): Clear changed_allocation_pseudos at the end
5083 2008-06-03 Steve Chamberlain <steve.chamberlain@gmail.com>
5085 * ira-build.c (allocno_range_compare_func): Stabilize sort.
5087 2008-05-30 Vladimir Makarov <vmakarov@redhat.com>
5088 Merge 132243:136204 from trunk
5089 * ira.c (setup_eliminable_regset): Use cfun.
5090 (ira): Set up DF_VERIFY_SCHEDULED.
5092 * ira-lives.c (process_bb_node_lives): Use cfun.
5094 * ira_build (ira_build): Use crtl.
5096 * local-alloc.c (update_equiv_regs): Rescan equivalent insn.
5098 * final (rest_of_handle_final): Use crtl.
5100 * caller-save.c (save_call_clobbered_regs): Initialize save.
5102 2008-05-29 Andy Hutchinson <hutchinsonandy@aim.com>
5104 * config/avr/avr.h (IRA_COVER_CLASSES): New macro
5106 * reload1.c (find_reg): Process registers in register allocation
5109 2008-05-29 Vladimir Makarov <vmakarov@redhat.com>
5111 * Makefile.in (caller-save.o): Add CFGLOOP_H.
5113 * ira.c (ira): Call flow_loops_find after the allocation before
5116 * global.c (print_insn_chain): Print bitmap saved.
5118 * reload.h (insn_chain): Add members saved and saved_pseudo_regno.
5120 * reload1.c (changed_allocation_pseudos): New bitmap.
5121 (init_reload): Initiate the bitmap.
5122 (new_insn_chain): Initiate bitmap saved.
5123 (order_regs_for_reload): Check bitmap saved.
5124 (find_reg): Check bitmap saved to find register.
5125 (delete_caller_save_insns): Print about removing caller-save insn.
5126 Invalidate reload register taken from saved registers.
5127 Recalculate used_spill_regs.
5128 (finish_spills): Check bitmap saved. Set up
5129 changed_allocation_pseudos. Remove sanity check.
5131 * caller-save.c (cfgloop.h): Add the header.
5132 (set_regs): New variable.
5133 (bb_info): Remove members empty_save_in_p, kill, gen. Add members
5134 empty_save_out_p, empty_restore_in_p, save_kill, save_gen,
5135 restore_kill, restore_gen, free_gen, restore_in, restore_out,
5136 free_in, free_out, live_at_end, restore_here, restore_in_mode,
5137 restore_out_mode, save_in_pseudo, save_out_pseudo,
5138 restore_in_pseudo, restore_out_pseudo.
5139 (loop_info): New structure.
5140 (LOOP_INFO): New macro.
5141 (calculate_local_save_info): Add calculation of new bb_info
5142 members for local info.
5143 (restore_trans_fun, restore_con_fun_0, restore_con_fun_n,
5144 calculate_restore_in_out, calculate_restore_here, free_trans_fun,
5145 free_con_fun_0, free_con_fun_n, calculate_free_in_out): New
5147 (make_global_save_analysis): Add calculation of new bb_info
5148 members for global info.
5149 (print_hard_reg_set_and_mode): Rename to
5150 print_annotated_hard_reg_set. Print pseudo regnos too.
5151 (print_save_data): Add printing new bb_info members.
5152 (set_hard_reg_saved): New parameters from_saved_pseudo,
5153 save_pseudo. Set them up.
5154 (save_call_clobbered_regs): Rewrite.
5155 (mark_referenced_regs): Set up set_regs.
5156 (insert_restore, insert_save): New parameter save_pseudo. Use it
5157 for setting save_pseudo_regno and for debugging output.
5159 * ira-conflicts.c (build_conflict_bit_table): Check min/max.
5161 * ira-build.c (conflict_vector_profitable_p): Ditto.
5162 (clear_allocno_conflicts): Check that conflict allocno array size.
5164 2008-05-21 Vladimir Makarov <vmakarov@redhat.com>
5166 * ira.c (setup_preferred_alternate_classes): Remove.
5167 (setup_preferred_alternate_classes_for_new_pseudos): New.
5168 (setup_preferred_alternate_classes): Set memory cost for NO_REGS
5170 (ira): Remove setup_preferred_alternate_classes. Call
5171 setup_preferred_alternate_classes_for_new_pseudos.
5173 * ira-costs.c (record_reg_classes): Don't decrease frequency for
5175 (record_operand_costs): Use memcpy instead of memmove.
5176 (print_costs): Use regno instead of allocno number in
5177 invalid_mode_change_p.
5178 (find_allocno_class_costs): Set up preferred and alternative
5181 2008-05-18 Vladimir Makarov <vmakarov@redhat.com>
5182 PR tree-optimization/26854
5184 * timevar.def (TV_RELOAD): New timer.
5186 * ira.c (ira): Use TV_IRA and TV_RELOAD.
5187 (pass_ira): Remove TV_IRA.
5189 * Makefile.in (ira-color.o): Add SPLAY_TREE_H.
5191 * ira-conflicts.c (DEF_VEC_P, DEF_ALLOCC_P): Move to ira-int.h.
5193 * ira-int.h (DEF_VEC_P, DEF_ALLOCC_P): Move from ira-conflicts.c and
5195 (struct allocno): New bitfield splay_removed_p.
5196 (ALLOCNO_MAY_BE_SPILLED_P): New macro.
5198 * ira-color.c (splay-tree.h): Add the header.
5199 (allocno_spill_priority_compare, splay_tree_allocate,
5200 splay_tree_free): New functions.
5201 (DEF_VEC_P, DEF_ALLOCC_P): Move to ira-int.h.
5202 (sorted_allocnos_for_spilling): Rename to allocnos_for_spilling.
5203 (splay_tree_node_pool, removed_splay_allocno_vec,
5204 uncolorable_allocnos_num, uncolorable_allocnos_splay_tree): New
5206 (add_allocno_to_bucket, add_allocno_to_ordered_bucket,
5207 delete_allocno_from_bucket): Update uncolorable_allocnos_num.
5208 (USE_SPLAY_P): New macro.
5209 (push_allocno_to_stack): Remove allocno from the splay tree.
5210 (push_allocnos_to_stack): Use the splay trees.
5211 (do_coloring): Create and finish splay_tree_node_pool.
5212 Move allocation/deallocation of allocnos_for_spilling to here...
5213 (initiate_ira_assign, finish_ira_assign): Move
5214 allocnos_for_spilling from here...
5215 (ira_color): Allocate/deallocate removed_splay_allocno_vec.
5217 * ira-build.c (DEF_VEC_P, DEF_ALLOCC_P): Move to ira-int.h.
5218 (create_allocno): Initiate ALLOCNO_SPLAY_REMOVED_P.
5220 2008-05-12 Vladimir Makarov <vmakarov@redhat.com>
5222 * Makefile.in (ira-build.o): Add sparseset.h.
5224 * ira-build.c (sparseset.h): Add.
5225 (remove_wrong_conflicts, change_allocno_conflicts,
5226 check_and_add_conflicts, add_conflict_with_underlying_allocnos):
5228 (finish_loop_tree_node, clear_allocno_conflicts,
5229 change_allocno_in_range_list): New functions.
5230 (allocnos_bitmap): New variable.
5231 (finish_loop_tree_nodes): Use finish_loop_tree_node.
5232 (initiate_allocnos): Initiate allocno conflict id by its allocno
5234 (conflict_vector_profitable_p): Use allocno min/max attributes.
5235 (temp_change_bit_vec): Remove.
5236 (finish_allocno): Nullify the corresponding element in allocnos
5237 and conflict_id_allocno_map.
5238 (local_allocnos_bitmap): Remove.
5239 (create_loop_tree_node_caps): Use local_allocnos_bitmap instead of
5240 local_allocnos_bitmap.
5241 (regno_top_level_allocno_map): Move to ira_flattening.
5242 (ira_flattening): Rewriting conflict rebuilding.
5243 (ira_build): Allocate/free allocnos_bitmap. Move
5244 create_allocno_live_ranges before creation of allocno caps.
5246 * ira-lives.c (propagate_new_allocno_info, propagate_new_info):
5248 (create_allocno_live_ranges): Call propagate_new_info.
5250 * ira-color.c (ira_fast_allocation): Collect allocnos for sorting.
5252 * ira-conflicts.c (propagate_allocno_info): Rename to
5253 propagate_allocno_copy_info. Propagate only copies.
5254 (propagate_info): Rename to propagate_copy_info.
5256 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5258 * toplev.c (backend_init_target): Move init_ira call from here...
5259 (lang_dependent_init_target): ...to here.
5261 2008-05-10 Richard Sandiford <rsandifo@nildram.co.uk>
5263 * ira.c (setup_class_subset_and_memory_move_costs): Don't calculate
5264 memory move costs for NO_REGS.
5266 2008-05-08 Vladimir Makarov <vmakarov@redhat.com>
5268 * ira-int.h (loop_tree_node): New members subloops and
5271 * ira-conflicts.c (propagate_modified_regnos): Check that it is a
5273 (ira_build_conflicts): Use TRUE for traverse_loop_tree.
5275 * ira-color.c (color_pass): Check that it is a
5276 loop node. Use subloops and subloop_next for traversing.
5277 (move_spill_restore): Ditto.
5278 (coalesced_pseudo_reg_freq_compare,
5279 coalesced_pseudo_reg_slot_compare, pseudo_reg_compare): Don't
5282 * ira-lives.c (create_allocno_live_ranges): Use TRUE for
5285 * ira-emit.c (ira_emit): Ditto.
5287 * ira-build.c (add_loop_to_tree): Set up subloops and
5289 (setup_loop_tree_level): Use subloops and subloop_next for
5291 (form_loop_tree): Initialize subloops and subloop_next.
5292 (traverse_loop_tree): Change 1st parameter semantics. Rewrite the
5294 (create_loop_tree_node_caps): Check that it is a loop node.
5295 (check_and_add_conflicts): Check allocno loop nodes.
5296 (add_conflict_with_underlying_allocnos): Use subloops and
5297 subloop_next for traversing.
5299 * ira.c (chain_freq_compare, chain_bb_compare): Don't discard
5301 (ira): Call regstat functions second time only if new pseudos are
5304 * ira-costs.c (find_allocno_class_costs): Use TRUE for
5306 (setup_allocno_cover_class_and_costs): Ditto.
5308 2008-05-06 Vladimir Makarov <vmakarov@redhat.com>
5310 PR rtl-optimization/36028
5311 * caller-save.c (setup_save_areas): Adjust reused stack slot.
5313 2008-05-05 Kaz Kojima <kkojima@gcc.gnu.org>
5315 * ira-color.c (ira_fast_allocation): Use no_stack_reg_p only if
5316 STACK_REGS is defined.
5318 2008-05-05 Vladimir Makarov <vmakarov@redhat.com>
5320 * ira-color.c (allocno_assign_compare_func): Remove.
5321 (ira_fast_allocation): Rewrite.
5323 2008-05-02 Vladimir Makarov <vmakarov@redhat.com>
5325 * ira-conflicts.c (print_conflicts): Exclude non-allocatable hard
5326 regs and hard regs from different cover classes.
5327 (ira_build_conflicts): Build conflicts only for optimization mode.
5329 * cfgloopanal.c (estimate_reg_pressure_cost): Decrease cost only
5330 for optimization mode.
5332 * caller-save.c (caller-save.c, calculate_local_save_info,
5333 save_call_clobbered_regs): Do save/restore placement optimization
5334 and sharing stack slots only for optimization mode.
5336 * ira-int.h (set_allocno_cover_class, ira_fast_allocation): New
5339 * ira-color.c (assign_hard_reg): Clear conflicting_regs.
5340 (allocno_assign_compare_func, allocno_assign_compare_func): New
5343 * global.c (build_insn_chain): Add spilled pseudos only in
5346 * ira-emit.c (modify_move_list): Use set_allocno_cover_class.
5348 * alias.c (nonoverlapping_memrefs_p): Check addresses only in
5351 * ira-build.c (create_allocno): Initialize
5352 ALLOCNO_CONFLICT_HARD_REGS and ALLOCNO_TOTAL_CONFLICT_HARD_REGS by
5353 non-allocatable hard reg set.
5354 (set_allocno_cover_class): New function.
5355 (create_cap_allocno): Use set_allocno_cover_class.
5356 (ira_build): Call create_loop_tree_node_caps,
5357 propagate_info_to_loop_tree_node_caps, and
5358 propagate_info_to_loop_tree_node_caps only in optimization mode.
5359 * ira.c (setup_reg_renumber): Add optimize to ira_assert.
5360 (ira): Call find_reg_equiv_invariant_const, ira_color,
5361 sort_insn_chain, and fix_reg_equiv_init only in optimization mode.
5362 Call ira_fast_allocation for -O0. Use right argument for reload.
5364 * ira-costs.c (find_allocno_class_costs): Use important_classes
5365 only for optimization mode.
5366 (setup_allocno_cover_class_and_costs): Use
5367 set_allocno_cover_class. Initialize cost vectors only in
5368 optimization mode. Call process_bb_node_for_hard_reg_moves only
5369 in optimization mode.
5371 * reload1.c (compute_use_by_pseudos): Add optimize to ira_assert.
5372 (reload): Sort pseudo-registers only optimization mode. Restore
5373 original order for insn chain only in optimization mode.
5374 (calculate_needs_all_insns): Call mark_memory_move_deletion only
5375 in optimization mode.
5376 (count_pseudo, count_spilled_pseudo): Check spilled pseudos only
5377 in optimization mode.
5378 (alter_reg): Share stack slots only in optimization mode.
5379 (finish_spills): Check spilled pseudos only in optimization mode.
5380 (emit_input_reload_insns, delete_output_reload): Call
5381 mark_allocation_change only in optimization mode.
5383 2008-05-01 Vladimir Makarov <vmakarov@redhat.com>
5385 * ira-int.h (IRA_BB_NODE_BY_INDEX, IRA_LOOP_NODE_BY_INDEX): Use
5386 gcc_unreachable instead of exit.
5387 (struct allocno): New members min, max, and conflict_id.
5388 (ALLOCNO_MIN, ALLOCNO_MAX, ALLOCNO_CONFLICT_ID): New macros.
5389 (conflict_id_allocno_map):
5390 (SET_ALLOCNO_SET_BIT, CLEAR_ALLOCNO_SET_BIT,
5391 TEST_ALLOCNO_SET_BIT): Add two new parameters. Add versions for
5393 (allocno_set_iterator): Add new member start_val.
5394 (allocno_set_iter_init): Add two new parameters. Set up
5396 (allocno_set_iter_cond): Use start_val.
5397 (FOR_EACH_ALLOCNO_IN_SET): Add two new parameters.
5398 (allocno_set_words): Remove.
5399 (allocno_conflict_iterator): Add new member base_conflict_id.
5400 (allocno_conflict_iter_init): Set up base_conflict_id. Use
5401 ALLOCNO_MIN and ALLOCNO_MAX.
5402 (allocno_conflict_iter_cond): Use conflict_id_allocno_map and
5405 * ira-lives.c: Include sparseset.h.
5406 (allocno_set_words, SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE,
5407 TEST_ALLOCNO_LIVE, allocnos_live_bitmap): Remove.
5408 (allocnos_live): Define as sparseset.
5409 (make_regno_born, clear_allocno_live, mark_reg_store,
5410 mark_reg_death, process_single_reg_class_operands,
5411 process_bb_node_lives, create_allocno_live_ranges): Don't use
5412 allocnos_live_bitmap. Use allocnos_live as sparseset.
5414 * Makefile.in (ira-conflicts.o, ira-lives.o): Add sparseset.h
5416 * ira-conflicts.c: Add sparseset.h header.
5417 (mirror_conflicts): Remove.
5418 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, TEST_ALLOCNO_LIVE): Remove.
5419 (allocnos_live): Remove.
5420 (CONFLICT_P): Remove
5421 (CONFLICT_ALLOCNO_P): New.
5422 (build_conflict_bit_table): Use sparseset. Use FOR_EACH_ALLOCNO.
5423 Allocate bits for [min..max] range. Report conflict bit table
5424 sizes. Setup conflicts for both allocnos.
5425 (DEF_VEC_P, DEF_VEC_ALLOC_P): Definitions for copy vectors.
5426 (remove_conflict_allocno_copies): Use CONFLICT_ALLOCNO_P. Rename
5427 conflict_allocno_copy_varray to conflict_allocno_copy_vec and make
5429 (build_allocno_conflicts): Use two new arguments for
5430 FOR_EACH_ALLOCNO_IN_SET. Use conflict_id_allocno_map. Modify
5431 calculation of ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE. Use two new
5432 arguments for SET_ALLOCNO_SET_BIT.
5433 (ira_build_conflicts): Don't call mirror_conflicts.
5435 * ira-color.c (varray.h): Remove.
5436 (DEF_VEC_P, DEF_VEC_ALLOC_P): Definitions for
5438 (allocno_stack_varray): Rename to allocno_stack_vec. Make it a
5440 (assign_hard_reg, push_allocno_to_stack, pop_allocnos_from_stack,
5441 ira_color): Use allocno_stack_vec as VEC.
5443 * ira-build.c (setup_min_max_allocno_live_range_point,
5444 allocno_range_compare_func, sort_conflict_id_allocno_map,
5445 setup_min_max_conflict_allocno_ids): New function.
5446 (conflict_id_allocno_map, conflict_id_allocno_map_vec): New global
5448 (DEF_VEC_P, DEF_VEC_ALLOC_P): Definitions for allocno vectors.
5449 (allocno_varray): Rename to allocno_vec and make it a VEC.
5450 (initiate_allocnos): Initiate conflict_id_allocno_map_vec. Use
5451 allocno_vec as a VEC.
5452 (create_allocno): Initiate min, max, and conflict_id_allocno.
5453 Update conflict_id_allocno_map. Use allocno_vec as a VEC.
5454 (allocate_allocno_conflict_bit_vec): Use ALLOCNO_MIN and
5456 (add_to_allocno_conflicts): Ditto.
5457 (remove_wrong_conflicts): Ditto. Use conflict_id_allocno_map.
5458 (change_allocno_conflicts): Ditto. Use add_to_allocno_conflicts
5459 instead of SET_ALLOCNO_SET_BIT.
5460 (finish_allocnos): Free conflict_id_allocno_map_vec. Use
5461 allocno_vec as a VEC.
5462 (DEF_VEC_P, DEF_VEC_ALLOC_P): Definitions for copy vectors.
5463 (copy_varray): Rename to copy_vec and make it a VEC.
5464 (initiate_copies, create_copy, finish_copies): Use copy_vec as
5466 (ira_build): Call setup_min_max_allocno_live_range_point,
5467 sort_conflict_id_allocno_map, and
5468 setup_min_max_conflict_allocno_ids.
5470 * ira-emit.c (move_t): New typedef.
5471 (DEF_VEC_P, DEF_VEC_ALLOC_P): Definitions for move vectors.
5472 (move_varray): Rename it to move_vec and make it a VEC.
5473 (emit_move_list, add_range_and_copies_from_move_list): Use move_t.
5474 (traverse_moves, ira_emit): Ditto. Use move_vec as a VEC.
5475 (modify_move_list): Ditto. Set up conflict_id, min, and max for
5478 2008-04-10 Vladimir Makarov <vmakarov@redhat.com>
5480 * reload1.c (substitute, gen_reload_chain_without_interm_reg_p):
5482 (reloads_conflict): Use gen_reload_chain_without_interm_reg_p.
5484 2008-04-09 Vladimir Makarov <vmakarov@redhat.com>
5486 * ira.c (ira): Move allocate_initial_values after initializing reg
5489 2008-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
5491 * config/spu/spu.h (IRA_COVER_CLASSES): New macro.
5493 2008-04-08 Vladimir Makarov <vmakarov@redhat.com>
5495 * ira-color.c (assign_hard_reg): Add debug printing.
5497 * ira-lives.c (mark_reg_store, mark_reg_death,
5498 process_bb_node_lives): Ignore hard regno of class NO_REGS.
5500 * ira.c: Fix typos in comments.
5502 2008-04-07 Vladimir Makarov <vmakarov@redhat.com>
5504 * cfgloopanal.c (estimate_reg_pressure_cost): Decrease register
5505 pressure cost for IRA regional allocation.
5507 * ira.c: Add IRA overview.
5509 2008-04-06 Vladimir Makarov <vmakarov@redhat.com>
5511 * ira-int.h (reg_class_intersect, reg_class_union): Add comments.
5513 * hard-reg-set.h (reg_class_subclasses): New external definition.
5515 * ira.c (setup_reg_class_intersect_union): Define for classes
5516 containing no hard registers available for allocation.
5518 * regclass.c (reg_class_subclasses): Make it external.
5520 * config/sh/sh.h (IRA_COVER_CLASSES): Add TARGET_REGS.
5522 2008-04-05 Vladimir Makarov <vmakarov@redhat.com>
5524 * toplev.c (backend_init_target): Move init_ira after
5525 init_fake_stack_mems.
5527 * config/sh/sh.c (sh_secondary_reload): Remove check of x on null.
5529 2008-04-04 Bernd Schmidt <bernd.schmidt@analog.com>
5531 * config/bfin/bfin.h (IRA_COVER_CLASSES): New macro.
5533 2008-04-04 Kaz Kojima <kkojima@gcc.gnu.org>
5535 * config/sh/sh.h (IRA_COVER_CLASSES): Define.
5536 * config/sh/sh.c (sh_secondary_reload): Return NO_REGS for
5538 * config/sh/sh.md (movsicc_true+3): Check if emit returns
5540 * final.c (update_regs_ever_live): Check null rtl.
5542 2008-04-04 Vladimir Makarov <vmakarov@redhat.com>
5544 * reload1.c: Remove spaces before [.
5546 * ira-conflicts.c, ira-int.h, ira-color.c, ira-lives.c,
5547 ira-emit.c, ira-build.c, ira.c, ira.h, ira-costs.c: Ditto. Use
5550 * caller-save.c: Ditto.
5551 (set_up_bb_rts_numbers, rpost_cmp): Remove.
5552 (save_trans_fun, save_con_fun_0, save_con_fun_n): New functions.
5553 (struct bb_info): Remove member rts_number.
5554 (calculate_local_save_info): Setup empty_save_in_p for abnormal
5556 (all_blocks): New variable.
5557 (calculate_save_in_out): Use df_simple_dataflow.
5558 (make_global_save_analysis): Allocate/setup/free all_blocks.
5560 2008-04-04 Vladimir Makarov <vmakarov@redhat.com>
5562 * ira-costs.c: Use GPL3 in the header.
5563 (find_allocno_class_costs): Use all important
5564 classes on the 1st iteration.
5566 2008-04-03 Vladimir Makarov <vmakarov@redhat.com>
5568 PR rtl-optimization/35817
5569 * ira-costs.c (ira-costs.c): Check have_regs_of_mode.
5571 2008-04-02 Vladimir Makarov <vmakarov@redhat.com>
5573 * ira-color.c (start_allocno_priorities): Permit zero allocno
5576 2008-03-31 Vladimir Makarov <vmakarov@redhat.com>
5578 * ira-color.c (push_allocnos_to_stack): Don't use double. Use
5579 const as the secondary heuristic.
5581 * ira-emit.c (set_allocno_reg): Change cap reg too. Process all
5584 * doc/invoke.texi (-fira-coalescing): Change to -fira-coalesce.
5586 * toplev.h (flag_lower_subreg): Remove.
5588 * global.c (build_insn_chain): Remove the prototype.
5590 * alias.c (value_addr_p): Change comment.
5592 * emit-rtl.c (gen_lowpart_common): Remove CONCATN.
5594 * simplify-rtx.c (simplify_subreg): Ditto.
5596 * common.opt (flower-subreg): Remove.
5598 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Fix last
5601 2008-03-29 Vladimir Makarov <vmakarov@redhat.com>
5603 * ira-lives (process_single_reg_class_operands): Fix typo in
5604 setting up cover_class.
5606 2008-03-28 Vladimir Makarov <vmakarov@redhat.com>
5608 * ira-conflicts.c, global.c, regmove.c, function.c,
5609 ira-emit.c, alias.c, reload1.c: Add comments, fix comments.
5611 * reload.h: Add 2008 to the Copyright.
5613 * caller-save.c: Add comments.
5614 (reg_save_code, reg_restore_code, initiate_saved_hard_regs,
5615 new_saved_hard_reg, finish_saved_hard_regs,
5616 saved_hard_reg_compare_func, calculate_local_save_info,
5617 set_up_bb_rts_numbers, rpost_cmp, calculate_save_in_out,
5618 calculate_save_here, make_global_save_analysis,
5619 print_hard_reg_set_and_mode, print_hard_reg_set, print_save_data,
5620 set_hard_reg_saved, add_stored_regs): Add prototypes.
5622 * df-scan.c (df_get_call_refs): Use
5623 get_call_invalidated_used_regs.
5625 * ira-int.h: Add comments.
5626 (loop_tree_node): Rename inner to children.
5627 (ira_allocate_regset, ira_free_regset): Remove.
5628 (reassign_conflict_allocnos): Remove one parameter.
5630 * ira-color.c: Add comments.
5631 (setup_curr_costs): Rename to update_curr_costs.
5632 (allocno_cost_compare_func, print_coalesced_allocno,
5633 allocno_reload_assign): Add prototypes.
5634 (reassign_conflict_allocnos): Remove one parameter.
5636 * ira-lives.c: Add comments.
5637 (make_regno_dead, make_regno_born_and_dead,
5638 create_start_finish_chains, print_allocno_live_ranges,
5639 print_live_ranges): Add protoypes.
5641 * ira-build.c: Add comments.
5642 (copy_allocno_live_range_list): Make it static.
5644 * ira.c: Add comments.
5645 (setup_cover_classes): Rename to
5646 setup_cover_and_important_classes.
5647 (free_register_move_costs, chain_freq_compare, chain_bb_compare,
5648 ira): New prototypes.
5649 (mode_inner_mode, setup_inner_mode, ira_allocate_regset,
5650 ira_free_regset): Remove.
5652 * ira.h: Add comments.
5653 (SECONDARY_INPUT_RELOAD_CLASS,
5654 SECONDARY_OUTPUT_RELOAD_CLASS, HAVE_SECONDARY_RELOADS,
5655 MEMORY_MOVE_COST, reg_equiv_memory_loc_varray, reg_equiv_constant,
5656 reg_equiv_memory_loc, reg_equiv_address, reg_equiv_mem, ira):
5659 * ira-costs.c: Add comments.
5660 (find_allocno_class_costs): Make common class a cover class.
5662 2008-03-20 Vladimir Makarov <vmakarov@redhat.com>
5664 * ira-int.h (allocno): Rename conflict_allocno_vec and
5665 conflict_allocno_vec_size into conflict_allocno_array and
5666 conflict_allocno_array_size. Remove conflict_allocnos_num.
5667 Rename total_conflict_allocnos_num into conflict_allocnos_num New
5668 members child_renamed_p and conflict_vec_p.
5669 (ALLOCNO_CONFLICT_ALLOCNO_VEC): Rename to
5670 ALLOCNO_CONFLICT_ALLOCNO_ARRAY.
5671 (ALLOCNO_CONFLICT_ALLOCNO_VEC_SIZE): Rename to
5672 ALLOCNO_CONFLICT_ALLOCNO_ARRAY_SIZE.
5673 (ALLOCNO_CHILD_RENAMED_P, ALLOCNO_CONFLICT_VEC_P): New macros.
5674 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Change to
5675 FOR_EACH_ALLOCNO_IN_SET.
5676 (allocno_set_iterator): New typedef.
5677 (allocno_set_iter_init, allocno_set_iter_cond,
5678 allocno_set_iter_next): New functions.
5679 (conflict_vector_profitable_p, allocate_allocno_conflict_vec): New
5681 (allocno_iterator): New typedef.
5682 (allocno_iter_init, allocno_iter_cond): New functions.
5683 (FOR_EACH_ALLOCNO): New macro.
5684 (copy_iterator): New typedef.
5685 (copy_iter_init, copy_iter_cond): New functions.
5686 (FOR_EACH_COPY): New macro.
5687 (allocno_conflict_iterator): New typedef.
5688 (allocno_conflict_iter_init, allocno_conflict_iter_cond,
5689 allocno_conflict_iter_next): New functions.
5690 (conflict_vector_profitable_p, allocate_allocno_conflict_vec): New
5692 (FOR_EACH_ALLOCNO_CONFLICT): New macro.
5694 * ira-conflicts.c (conflicts): Change type.
5695 (CONFLICT_P): Use one more index for conflicts.
5696 (build_conflict_bit_table): Change allocation and initialization
5698 (mirror_conflicts): Rewrite.
5699 (remove_conflict_allocno_copies): Use FOR_EACH_ALLOCNO.
5700 (build_allocno_conflict_vects): Rename to build_allocno_conflicts.
5702 (print_conflicts): Use FOR_EACH_ALLOCNO, don't print star.
5703 (ira_build_conflicts): Use FOR_EACH_ALLOCNO.
5705 * ira-color.c (assign_hard_reg): Use FOR_EACH_ALLOCNO_CONFLICT.
5706 Use min_full_cost for finding register profitability.
5707 (push_allocno_to_stack): Use FOR_EACH_ALLOCNO_CONFLICT.
5708 (setup_allocno_left_conflicts_num, coalesced_allocno_conflict_p):
5710 (move_spill_restore): Use FOR_EACH_ALLOCNO.
5711 (reassign_conflict_allocnos): Ditto. Use
5712 FOR_EACH_ALLOCNO_CONFLICT.
5713 (sort_regnos_for_alter_reg): Use FOR_EACH_ALLOCNO.
5714 (reassign_pseudos): Use FOR_EACH_ALLOCNO_CONFLICT.
5716 * ira-lives.c (make_regno_born, clear_allocno_live,
5717 mark_reg_death, process_single_reg_class_operands,
5718 process_bb_node_lives): Use FOR_EACH_ALLOCNO_IN_SET.
5719 (create_start_finish_chains, print_live_ranges): Use
5722 * ira-emit.c (set_allocno_reg): Set up ALLOCNO_CHILD_RENAMED_P.
5723 (set_allocno_somewhere_renamed_p): Use
5724 ALLOCNO_CONFLICT_ALLOCNO_ARRAY.
5725 (ira_emit): Use FOR_EACH_ALLOCNO.
5727 * ira.c (setup_reg_renumber, setup_allocno_assignment_flags,
5728 calculate_allocation_cost, check_allocation,
5729 print_redundant_copies, setup_preferred_alternate_classes): Use
5732 * ira-costs.c (print_costs, setup_allocno_cover_class_and_costs,
5733 ira_costs, tune_allocno_costs_and_cover_classes): Use
5736 * ira-build.c (check_allocno_conflict_vec): Remove.
5737 (add_to_allocno_conflict_vec): Rename to
5738 allocate_allocno_conflicts. Rewrite.
5739 (allocate_allocno_conflict_bit_vec, allocate_allocno_conflicts,
5740 remove_wrong_conflicts, change_allocno_conflicts): New functions.
5741 (rebuild_regno_allocno_maps): Use FOR_EACH_ALLOCNO.
5742 (create_allocno): Initialize ALLOCNO_CHILD_RENAMED_P and
5743 ALLOCNO_CONFLICT_VEC_P.
5744 (conflict_vector_profitable_p): New function.
5745 (compress_allocno_conflict_vec): Use
5746 ALLOCNO_CONFLICT_ALLOCNO_ARRAY and don't use
5747 ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM.
5748 (compress_conflict_vecs): Use FOR_EACH_ALLOCNO. Check
5749 ALLOCNO_CONFLICT_VEC_P.
5750 (propagate_info_to_cap): Use FOR_EACH_ALLOCNO_CONFLICT.
5751 (finish_allocnos): Use FOR_EACH_ALLOCNO.
5752 (finish_copies): Use FOR_EACH_COPY.
5753 (check_and_add_conflicts): Change second parameter. Use
5754 add_to_allocno_conflicts instead of add_to_allocno_conflict_vec.
5755 (temp_change_bit_vec): New variable.
5756 (ira_flattening): Use FOR_EACH_ALLOCNO and FOR_EACH_COPY. Use
5757 remove_wrong_conflicts, change_allocno_conflicts. Allocate and
5758 free temp_change_bit_vec. Nullify `allocnos' elements for removed
5759 allocnos. Check ALLOCNO_CHILD_RENAMED_P for removing obsolete
5760 conflicts. Don't compress and enumerate allocnos and copies.
5761 Nullify `copies' elements for removed copies. Use
5762 add_to_allocno_conflicts instead of add_to_allocno_conflict_vec.
5763 (ira_build): Use FOR_EACH_ALLOCNO.
5765 2008-03-18 Vladimir Makarov <vmakarov@redhat.com>
5767 * common.opt (fira-algorithm): Fix description
5769 * ira-int.h (allocno): Remove best_class.
5770 (ALLOCNO_BEST_CLASS): Remove.
5771 (strict_class_subset_p): Remove.
5773 * ira-color.c (get_coalesced_allocnos_best_class_and_freq): Rename
5774 to get_coalesced_allocnos_attributes. Change prototype.
5775 Calculate available regs.
5776 (bucket_allocno_compare_func, sort_bucket): New functions.
5777 (sorted_allocnos_for_spilling): New variable.
5778 (assign_hard_reg): Don't add prohibited_class_mode_regs to
5779 conflicting_regs. Use it in loop for finding the best hard
5781 (add_allocno_to_ordered_bucket): Use bucket_allocno_compare_func.
5782 (push_only_colorable): Call sort_bucket.
5783 (push_allocnos_to_stack): Use sorted_allocnos_for_spilling instead
5785 (put_allocno_into_bucket): Use add_allocno_to_bucket instead of
5786 add_allocno_to_ordered_bucket.
5787 (initiate_ira_assign): Allocate sorted_allocnos_for_spilling.
5788 (finish_ira_assign): Free sorted_allocnos_for_spilling.
5790 * ira-emit.c (modify_move_list): Remove setting ALLOCNO_BEST_CLASS
5793 * ira-build.c (create_allocno, create_cap_allocno): Ditto.
5795 * ira.c (strict_class_subset_p): Remove.
5796 (setup_class_subset_and_memory_move_costs): Remove setting
5797 strict_class_subset_p up.
5799 * ira-costs.c (setup_allocno_cover_class_and_costs): Remove
5800 setting ALLOCNO_BEST_CLASS up.
5802 2008-03-12 Vladimir Makarov <vmakarov@redhat.com>
5804 * ira-int.h (allocno_pool, copy_pool, allocno_live_range_pool):
5805 Remove external definitions.
5806 (free_allocno_updated_costs, allocate_cost_vector,
5807 free_cost_vector): New prototypes.
5808 (allocate_and_set_costs, allocate_and_copy_costs,
5809 allocate_and_set_or_copy_costs): Change prototypes. Use
5810 allocate_cost_vector instead of ira_allocate.
5812 * ira-conflicts.c (add_insn_allocno_copies): Pass register class
5813 to allocate_and_set_costs.
5815 * ira-color.c (update_copy_costs_1): Pass register class to
5816 allocate_and_set_or_copy_costs.
5817 (assign_hard_reg): Pass register class to allocate_and_copy_costs.
5819 (pop_allocnos_from_stack, color_allocnos): Check updated costs.
5820 (color_pass): Pass register class to allocate_and_set_costs. Free
5822 (move_spill_restore): Check reg equivalences.
5823 (setup_curr_costs): Pass register class to
5824 allocate_and_set_or_copy_costs.
5825 (reassign_conflict_allocnos, allocno_reload_assign): Check updated
5827 (calculate_spill_cost): Use REG_N_REFS after checking regno.
5829 * ira-lives.c (process_single_reg_class_operands): Pass register
5830 class to allocate_and_set_costs.
5832 * ira-build.c (allocno_pool, allocno_live_range_pool): New
5834 (initiate_allocnos): Initiate the pools.
5835 (free_allocno_updated_costs): New function.
5836 (finish_allocno): Use free_cost_vector. Free the pools.
5837 (copy_pool): New variable.
5838 (initiate_copies): Initiate the pool.
5839 (cost_vector_pool): New variable.
5840 (initiate_cost_vectors, allocate_cost_vector, free_cost_vector,
5841 finish_cost_vectors): New functions.
5842 (ira_flattening): Call free_allocno_updated_costs. Check updated
5844 (ira_build): Call initiate_cost_vectors.
5845 (ira_destroy): Call finish_cost_vectors.
5847 * ira.c (find_reg_equiv_invariant_const): Check read only memory.
5848 (setup_reg_renumber, setup_allocno_assignment_flags): Call
5849 free_allocno_updated_costs.
5850 (ira): Remove initializations and freeing allocno_pool, copy_pool,
5851 and allocno_live_range_pool. Call generate_setjmp_warnings.
5853 * ira-costs.c (process_bb_node_for_hard_reg_moves,
5854 tune_allocno_costs_and_cover_classes): Pass register class to
5855 allocate_and_set_costs.
5857 * caller-save.c (save_slots_num, save_slots): New variables.
5858 (init_save_areas): Initiate save_slots_num.
5859 (setup_save_areas): Use stack slots from the previous reload
5860 iteration independetly what slot was used on the previous pass.
5862 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
5864 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
5865 Remove commutativity hint.
5867 2008-03-06 Vladimir Makarov <vmakarov@redhat.com>
5869 * ira.h (sort_regnos_for_alter_reg): Add parameter.
5871 * reload1.c (reload): Pass additional argument to
5872 sort_regnos_for_alter_reg.
5874 * ira-int.h (reg_equiv_len): New global variable.
5876 * ira-emit.c (change_loop): Add assertion.
5878 * ira.c (reg_equiv_len): New global variable.
5879 (setup_reg_renumber): Use reg_equiv_len in assertion.
5880 (ira): Initialize reg_equiv_len and spilled_reg_stack_slots.
5882 * ira-color.c (coalesced_pseudo_reg_compare): Rename to
5883 coalesced_pseudo_reg_freq_compare.
5884 (coalesced_pseudo_reg_slot_compare,
5885 setup_coalesced_allocno_costs_and_nums,
5886 collect_spilled_coalesced_allocnos, coalesce_spill_slots): New
5888 (coalesced_allocno_conflict_p): Add new parameter. Use live
5889 ranges to find conflicts for the reload.
5890 (coalesce_allocnos): Don't coalesce allocnos with equivalences.
5891 (color_pass): Check reg_quiv_len.
5892 (regno_max_ref_width): New variable.
5893 (sort_regnos_for_alter_reg): Add secondary coalescing spilled
5894 allocnos. Assign stack slot numbers. Use costs instead of
5896 (mark_allocation_change): Set up allocno hard regno.
5897 (allocno_reload_assign): Ditto.
5898 (reuse_stack_slot): Use stack slot numbers.
5899 (mark_new_stack_slot): Set up allocno slot number.
5901 * doc/passes.texi: Add more info about IRA.
5903 2008-03-03 Vladimir Makarov <vmakarov@redhat.com>
5905 * ira-conflicts.c (allocno_conflict_p): Rename to
5906 allocno_live_ranges_intersect_p.
5907 (allocno_reg_conflict_p): Rename to
5908 pseudo_live_ranges_intersect_p.
5910 * ira-lives.c (high_pressure_start_point): New variable.
5911 (update_allocno_pressure_excess_length): New function.
5912 (make_regno_dead): Call it.
5913 (set_allocno_live): Udpate high_pressure_start_point.
5914 (clear_allocno_live, mark_reg_store, mark_reg_death): Ditto.
5915 (process_bb_node_lives): Initialize high_pressure_start_point.
5916 Consider only allocatable hard regs for liveness.
5918 * ira-costs.c (record_reg_classes): Multiply cost by frequency.
5919 Use half frequency when memory is allowed. Remove check for
5920 prefferred small register classes of pseudo-registers.
5921 (scan_one_insn): Continue processing operands for moves of
5922 pseudo-registers with equivalence. Don't multiply cost by
5924 (init_ira_costs): Use bigger initial cost value.
5927 (allocno): New members somewhere_renamed_p and
5928 excess_pressure_points_num.
5929 (ALLOCNO_SOMEWHERE_RENAMED_P, ALLOCNO_EXCESS_PRESSURE_POINTS_NUM):
5931 (allocno_reg_conflict_p): Rename to
5932 pseudo_live_ranges_intersect_p.
5933 (allocno_conflict_p): Rename to allocno_live_ranges_intersect_p.
5935 * ira.h (sort_regnos_for_alter_reg, better_spill_reload_regno_p):
5936 New function prototypes.
5938 * ira-color.c (merge_allocnos): Remove mode check.
5939 (coalesce_allocnos): Add parameter and modify to use it for
5940 coalescing spilled allocnos.
5941 (color_allocnos): Pass parameter to coalesce_allocnos.
5942 (regno_coalesced_allocno_freq, regno_coalesced_allocno_num): New
5944 (coalesced_pseudo_reg_compare, calculate_spill_cost,
5945 sort_regnos_for_alter_reg, better_spill_reload_regno_p): New
5947 (mark_allocation_change, allocno_reload_assign, reassign_pseudos
5948 ): Use ALLOCNO_MEMORY_COST instead of ALLOCNO_UPDATED_MEMORY_COST.
5949 (reuse_stack_slot): Use pseudo_live_ranges_intersect_p instead of
5950 allocno_reg_conflict_p.
5952 * ira-emit.c (set_allocno_somewhere_renamed_p): New function.
5953 (renamed_regno_bitmap): New static variable.
5954 (change_loop): Check register pressure for creating new pseudo.
5955 Set up ALLOCNO_SOMEWHERE_RENAMED_P and renamed_regno_bitmap.
5956 (ira_emit): Allocate/deallocate renamed_regno_bitmap.
5957 Call set_allocno_somewhere_renamed_p.
5959 * ira-build.c (ira_loops): Move to ira.c.
5960 (create_allocno): Initialize ALLOCNO_SOMEWHERE_RENAMED_P and
5961 ALLOCNO_MEMORY_COST.
5962 (create_cap_allocno): Set up ALLOCNO_MEMORY_COST.
5963 (check_and_add_conflicts): Use allocno_live_ranges_intersect_p
5964 instead of allocno_conflict_p.
5965 (ira_flattening): Check conflicts of allocno renamed somewhere
5966 locally. Update ALLOCNO_EXCESS_PRESSURE_POINTS_NUM.
5967 (ira_build): Move code for finding loops to ira.c.
5968 (ira_destroy): Move code for freeing loops to ira.c.
5970 * ira.c (setup_reg_class_intersect_union): Fix calculation of
5972 (calculate_allocation_cost): Use ALLOCNO_MEMORY_COST instead of
5973 ALLOCNO_UPDATED_MEMORY_COST.
5974 (ira_loops): Move from ira-build.c.
5975 (ira): Move code for finding and freeing loops from ira-build.c.
5976 Don't use regional RA when there are too many loops.
5978 * reload1.c (pseudo_reg_compare): Remove.
5979 (reload): Use sort_regnos_for_alter_reg.
5980 (hard_regno_to_pseudo_regno): New variable.
5981 (count_pseudo): Set up hard_regno_to_pseudo_regno.
5982 (order_regs_for_reload): Initialize hard_regno_to_pseudo_regno.
5983 (count_spilled_pseudo): Update hard_regno_to_pseudo_regno.
5984 (find_reg): Use better_spill_reload_regno_p. Check
5985 hard_regno_to_pseudo_regno.
5987 * cfgloopanal.c: Include params.h.
5988 (estimate_reg_pressure_cost): Check number of loops.
5990 * params.def (PARAM_IRA_MAX_LOOPS_NUM): New parameter.
5992 * params.h (IRA_MAX_LOOPS_NUM): New macro.
5994 * Makefile.in (cfgloopanal.o): Add PARAMS_H.
5996 * doc/invoke.texi (ira-max-loops-num): Describe.
5998 2008-02-20 Vladimir Makarov <vmakarov@redhat.com>
6000 * ira.h, ira-emit.c: Add year 2008 to the copyright.
6003 (struct copy): Rename move_insn to insn.
6004 (initiate_ira_assign, finish_ira_assign, debug_allocno_copies):
6005 New function prototypes.
6007 * ira-build.c: Add year 2008 to the copyright. Rename member
6008 move_insn of the copies to insn.
6009 (find_allocno_copy): New function.
6010 (propagate_info_to_cap, add_allocno_copy): Use it.
6011 (print_allocno_copies, debug_allocno_copies): New functions.
6013 * ira-conflicts.c: Add year 2008 to the copyright. Rename member
6014 move_insn of the copies to insn.
6017 (setup_reg_class_intersect_union): Fix reg_class_union for cover
6019 (ira): Call initiate_ira_assign and finish_ira_assign. Remove
6020 setting reload_completed up.
6022 * ira-costs.c: Add year 2008 to the copyright.
6023 (ira_costs): Check modes of registers.
6025 * ira-lives.c: Add year 2008 to the copyright.
6026 (mark_reg_store, mark_reg_death, process_bb_node_lives): Don't use
6028 (process_single_reg_class_operands): Check that the hard reg
6029 belongs to the cover class.
6031 * ira-color.c: Add year 2008 to the copyright. Rename member
6032 move_insn of the copies to insn.
6033 (initiate_cost_update, finish_cost_update, update_copy_costs_1):
6035 (allocno_update_cost_check, update_cost_check): New static
6037 (update_copy_costs): Increment update_cost_check. Call
6038 update_copy_costs_1.
6039 (coalesce_allocnos): Don't coalesce already assigned allocnos or
6040 copies with null insn.
6041 (color_pass): Check loop tree node of the subloop allocno.
6042 (finish_allocno_priorities): Remove.
6043 (do_coloring): Move allocation/deallocation of
6044 consideration_allocno_bitmap into initiate_cost_update and
6046 (reassign_conflict_allocnos): Remove allocation/deallocation of
6047 sorted_allocnos. Remove call of finish_allocno_priorities.
6048 (reassign_pseudos): Remove allocation/deallocation of
6049 consideration_allocno_bitmap and sorted_allocnos. Remove call of
6050 finish_allocno_priorities.
6051 (initiate_ira_assign, finish_ira_assign): New fucntions.
6052 (ira_color): Remove allocation/deallocation of sorted_allocnos.
6053 Call initiate_ira_assign and finish_ira_assign.
6055 * postreload.c (gate_handle_postreload): Don't do post reload
6056 optimizations unless the reload is completed.
6058 * cfgloopanal.c (estimate_reg_pressure_cost): Return zero if we
6061 * recog.c (peep2_free_reg_search_ofs): New static variable.
6062 (peep2_find_free_register): Remove search_ofs. Use
6063 peep2_free_reg_search_ofs instead of it.
6064 (peephole2_optimize): Reset peep2_free_reg_search_ofs.
6066 2008-01-10 Vladimir Makarov <vmakarov@redhat.com>
6068 * reload1.c (compute_use_by_pseudos): Permits spilled registers in
6070 (temp_pseudo_reg_arr): New variable.
6071 (reload): Use instead temp_pseudo_reg_arr of pseudo_regs. Move
6072 freeing to the function end. Don't clear spilled_pseudos for IRA.
6073 Restore original insn chain for IRA.
6074 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6075 (count_pseudo, count_spilled_pseudo): Check spilled pseudos.
6076 (alter_reg): Set up spilled_pseudos.
6077 (finish_spills): Set up pseudo_previous_regs only for spilled
6078 pseudos. Call reassign_pseudos once for all spilled pseudos,
6079 pass more arguments. Don't clear live_throughout and dead_or_set
6080 for spilled pseudos.
6082 2008-01-10 Vladimir Makarov <vmakarov@redhat.com>
6084 * reload1.c (compute_use_by_pseudos): Permits spilled registers in
6086 (temp_pseudo_reg_arr): New variable.
6087 (reload): Use instead temp_pseudo_reg_arr of pseudo_regs. Move
6088 freeing to the function end. Don't clear spilled_pseudos for IRA.
6089 Restore original insn chain for IRA.
6090 (calculate_needs_all_insns): Call IRA's mark_memory_move_deletion.
6091 (count_pseudo, count_spilled_pseudo): Check spilled pseudos.
6092 (alter_reg): Set up spilled_pseudos.
6093 (finish_spills): Set up pseudo_previous_regs only for spilled
6094 pseudos. Call reassign_pseudos once for all spilled pseudos,
6095 pass more arguments. Don't clear live_throughout and dead_or_set
6096 for spilled pseudos.
6098 * global.c (reg_becomes_live, build_insn_chain): Don't ignore
6099 spilled pseudos for IRA.
6101 * caller-save.c (calculate_local_save_info,
6102 save_call_clobbered_regs): Ignore spilled pseudos for IRA.
6104 * toplev.c (backend_init_target): Call init_ira.
6105 (backend_init): Move call of init_ira_once before
6106 backend_init_target.
6108 * ira.h (init_ira, sort_insn_chain, mark_memory_move_deletion):
6109 New function prototypes.
6110 (retry_ira_color): Rename to reassign_pseudos. Change
6113 * ira-int.h (allocno): New member dont_reassign_p.
6114 (ALLOCNO_DONT_REASSIGN_P): New macro.
6115 (memory_move_cost): Change element type.
6116 (register_move_cost): Change type.
6117 (register_may_move_in_cost, register_may_move_out_cost,
6118 reg_class_intersect): New arrays.
6119 (important_class_nums): Fix element type.
6120 (hard_reg_not_in_set_p): Make it static inline.
6121 (init_register_move_cost, init_ira_costs): New function
6123 (allocno_conflict_index): Remove.
6124 (allocate_and_set_costs, allocate_and_copy_costs,
6125 allocate_and_set_or_copy_costs): New static inline functions.
6127 * ira-build.c (compress_allocno_conflict_vec,
6128 compress_conflict_vecs): New functions.
6129 (allocno_conflict_index): Remove.
6130 (allocno_conflict_check, curr_allocno_conflict_check_tick): New
6132 (propagate_info_to_cap): Use allocate_and_copy_costs.
6133 (check_and_add_conflicts): Don't call allocno_conflict_index.
6134 (ira_flattening): Add some assertions. Check that cost vectors
6135 have been allocated. Don't call allocno_conflict_index. Call
6136 compress_conflict_vecs.
6138 * ira.c (memory_move_cost, register_move_cost): Change types.
6139 (register_may_move_in_cost, register_may_move_out_cost,
6140 strict_class_subset_p): New variables.
6141 (setup_class_subset_and_move_costs): Rename to
6142 setup_class_subset_and_memory_move_costs. Remove
6143 register_move_cost setup. Don't consider no_unit_alloc_regs. Add
6144 strict_class_subset_p setup.
6145 (setup_reg_class_intersect): Rename to
6146 setup_reg_class_intersect_union. Don't consider
6147 no_unit_alloc_regs. Add reg_class_union setup.
6148 (hard_reg_not_in_set_p): Move to ira-int.h.
6149 (setup_reg_subclasses): Use no_unit_alloc_regs instead of
6150 fixed_reg_set. Don't consider no_unit_alloc_regs.
6151 (important_class_nums): Fix element type.
6152 (setup_cover_classes): Use no_unit_alloc_regs instead of
6153 fixed_reg_set. Don't consider no_unit_alloc_regs.
6154 (setup_class_translate): Ditto.
6155 (reg_class_union): New variable.
6156 (init_register_move_cost, free_register_move_costs): New
6158 (init_ira_once): Initialize register_move_cost,
6159 register_may_move_in_cost, register_may_move_out_cost. Move some
6161 (init_ira): New function. Move some code from init_ira_once.
6162 Call free_register_move_costs and init_ira_costs.
6163 (calculate_allocation_cost): Check allocation of allocno hard reg
6165 (basic_block_order_nums): New variable.
6166 (chain_freq_compare, chain_bb_compare, sort_insn_chain): New
6168 (ira): Call sort_insn_chain.
6170 * ira-color.c (allocno_coalesced_p): New variable.
6171 (update_copy_costs): Use allocate_and_set_or_copy_costs.
6172 (assign_hard_reg): Clear and use
6173 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
6174 Use allocate_and_copy_costs. Use allocno cover class cost if the
6175 hard register cost vector is not allocated.
6176 (get_coalesced_allocnos_best_class_and_freq): Use
6177 reg_class_intersect instead of reg_class_subintersect.
6178 (add_allocno_to_ordered_bucket): Use strict_class_subset_p.
6179 (push_allocno_to_stack): Clear and use
6180 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
6181 (setup_allocno_left_conflicts_num): Don't setup
6182 ALLOCNO_UPDATED_HARD_REG_COSTS and
6183 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS. Clear and use
6184 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
6185 (put_allocno_into_bucket): Don't setup
6186 ALLOCNO_UPDATED_HARD_REG_COSTS and
6187 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS.
6188 (coalesced_allocno_conflict_p): Clear and use
6189 processed_coalesced_allocno_bitmap only if allocno_coalesced_p.
6190 (coalesce_allocnos): Setup allocno_coalesced_p.
6191 (color_allocnos): Add processing reg class NO_REGS.
6192 (color_pass): Propagate assignment of spilled allocno not
6193 mentioned in the subregion for the mixed algorithm. Use
6194 allocate_and_set_costs.
6195 (move_spill_restore, mark_allocation_change): Check unallocated
6196 hard reg cost vectors.
6197 (setup_curr_costs): Don't setup ALLOCNO_UPDATED_HARD_REG_COSTS and
6198 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS. Use
6199 allocate_and_set_or_copy_costs.
6200 (mark_memory_move_deletion, allocno_reload_assign,
6201 pseudo_reg_compare, reassign_pseudos): New functions.
6202 (retry_ira_color): Remove.
6204 * ira-conflicts.c (add_insn_allocno_copies): Use
6205 allocate_and_set_costs.
6206 (allocno_conflict_p): Simplify the code.
6208 * ira-costs.c: Rename reg_class_subunion to reg_class_union
6210 (cost_classes, cost_classes_num, cost_class_nums,
6211 max_struct_costs_size): New variables.
6212 (copy_cost): Use init_register_move_cost instead of
6214 (record_reg_classes): Ditto. Use cost_classes and
6215 cost_classes_num instead of important_classes and
6216 important_classes_num. Use register_may_move_{in,out}_cost
6217 instead of may_move_{in,out}_cost. Check reg class intersection
6219 (record_address_regs): Use init_register_move_cost instead of
6220 init_move_cost. Use cost_classes and cost_classes_num instead of
6221 important_classes and important_classes_num. Use
6222 register_may_move_in_cost instead of may_move_in_cost.
6223 (scan_one_insn): Use cost_classes_num instead of
6224 important_classes_num.
6225 (print_costs): Use cost_classes and cost_classes_num instead of
6226 important_classes and important_classes_num.
6227 (find_allocno_class_costs): Initialize cost_classes and
6228 cost_class_nums. Use cost_classes and cost_classes_num instead of
6229 important_classes and important_classes_num.
6230 (process_bb_node_for_hard_reg_moves): Use allocate_and_set_costs.
6231 (setup_allocno_cover_class_and_costs): Use cost_classes and
6232 cost_classes_num instead of important_classes and
6233 important_classes_num.
6234 (init_ira_costs_once): Move some code to init_ira_costs. Initiate
6236 (free_ira_costs: New function. Move some code from
6237 finish_ira_costs_once.
6238 (init_ira_costs): New function. Move some code from
6239 init_ira_costs_once. Use max_struct_costs_size instead of
6240 struct_costs_size. Call free_ira_costs. Allocate cost_classes.
6241 (finish_ira_costs_once): Move some code to finish_ira_costs. Call
6243 (ira_costs): Use max_struct_costs_size instead of
6244 struct_costs_size. Use allocate_and_set_costs.
6246 * ira-emit.c (modify_move_list): Remove allocation of hard reg
6249 * ira-lives.c (process_single_reg_class_operands): Add new
6250 parameter freq. Calculate costs basing on the frequency.
6251 (process_bb_node_lives): Pass the frequency to
6252 process_single_reg_class_operands.
6254 2007-12-17 Vladimir Makarov <vmakarov@redhat.com>
6256 * doc/invoke.texi (fira-algoirthm): Remove prioirity coloring.
6257 Make mixed the default.
6259 * flags.h (ira_algorithm): Remove IRA_ALGORITHM_PRIORITY.
6261 * ira-color.c (priority_coloring): Remove.
6262 (do_coloring): Don't call priority_coloring.
6264 * opts.c (common_handle_option): Remove priority coloring option.
6266 * toplev.c (flag_ira_algorithm): Assign IRA_ALGORITHM_MIXED.
6268 * ira-build.c (check_and_add_conflicts, ira_flattening): Increase
6269 threshold for internal_flag_ira_verbose.
6271 2007-12-17 Vladimir Makarov <vmakarov@redhat.com>
6273 * common.opt (fira-assign-after-call-split, fira-biased-coloring,
6274 fira-split-around-calls): Remove.
6275 (fdump-simple-rtl, fira-verbose): New options.
6276 (fira, fira-coalesce): Initiate by 0.
6278 * opts.c (common_handle_option): Process flag_ira_verbose.
6280 * flags.h (flag_ira_verbose): New external definition.
6282 * toplev.h (flag_ira_assign_after_call_split,
6283 flag_ira_biased_coloring, flag_ira_split_around_calls): Remove.
6285 * toplev.c (flag_ira_verbose): New external declaration.
6286 (finalize): Call finish_ira_once.
6288 * print-rtl.c (flag_simple): Rename to flag_dump_simple_rtl.
6290 * doc/invoke.texi (-fno-ira-assign-after-call-split,
6291 -fira-biased-coloring, -fno-ira-split-around-calls): Remove.
6292 (-fdump-simple-rtl, -fira-verbose): New options.
6294 * caller-save.c (insert_restore, insert_save): Use
6295 adjust_address_nv instead of adjust_address. Check the mode by
6298 * ira-call.c: Remove file.
6300 * ira-lives.c: New file.
6302 * Makefile.in (ira-live.o): Add
6303 (ira-call.o): Remove.
6304 (IRA_INT_H): Add alloc-pool.h.
6306 * ira.h (finish_ira_once): New external definition.
6308 * ira-int.h (internal_flag_ira_verbose, alloc_pool allocno_pool,
6309 copy_pool, allocno_live_range_pool, ira_loop_tree_height,
6310 max_point, start_point_ranges, finish_point_ranges,
6311 prohibited_mode_move_regs, important_class_nums,
6312 ira_curr_regno_allocno_map, allocno_set_words): New external
6314 (loop_tree_node_t, allocno_live_range_t): New typedefs. Use them
6316 (ira_loop_tree_node): Rename to loop_tree_node.
6317 (loop_tree_node): New member level.
6318 (allocno_live_range): New structure.
6319 (allocno): New members nrefs, live_ranges,
6320 total_conflict_hard_regs, conflict_allocnos_num,
6321 total_conflict_allocnos_num, mem_optimized_dest,
6322 mem_optimized_dest_p, total_no_stack_reg_p. Remove members
6323 conflict_allocno_vec_active_size and original_memory_cost. Rename
6324 member curr_hard_reg_costs to updated_hard_reg_costs.
6325 (ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM,
6326 ALLOCNO_TOTAL_CONFLICT_HARD_REGS, ALLOCNO_CONFLICT_ALLOCNOS_NUM,
6327 ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM, ALLOCNO_NREFS,
6328 ALLOCNO_MEM_OPTIMIZED_DEST, ALLOCNO_MEM_OPTIMIZED_DEST_P,
6329 ALLOCNO_TOTAL_NO_STACK_REG_P, ALLOCNO_LIVE_RANGES): New access
6331 (ALLOCNO_CONFLICT_ALLOCNO_VEC_ACTIVE_SIZE,
6332 ALLOCNO_ORIGINAL_MEMORY_COST): Remove.
6333 (ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS): Rename to
6334 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS.
6335 (allocno_copy): New member loop_tree_node.
6336 (INT_BITS, INT_TYPE, EXECUTE_IF_SET_IN_ALLOCNO_SET): Move from
6338 (SET_ALLOCNO_SET_BIT, CLEAR_ALLOCNO_SET_BIT,
6339 TEST_ALLOCNO_SET_BIT): New macros.
6340 (ira_reallocate, allocno_conflict_index, add_allocno_conflict,
6341 create_allocno_live_range, finish_allocno_live_range,
6342 add_allocno_copy_to_list, swap_allocno_copy_ends_if_necessary,
6343 remove_allocno_copy_from_list, add_allocno_copy, ira_flattening,
6344 finish_ira_costs_once, rebuild_start_finish_chains,
6345 print_live_range_list, debug_live_range_list,
6346 debug_allocno_live_ranges, debug_live_ranges,
6347 create_allocno_live_ranges, finish_allocno_live_ranges,
6348 allocno_conflict_p, loop_edge_freq): New external function
6350 (hard_reg_in_set_p, original_regno_call_crossed_p,
6351 ira_max_regno_before, ira_max_regno_call_before): Remove.
6352 (traverse_loop_tree): Add new parameter type.
6353 (create_copy): Ditto.
6354 (debug_conflicts, ira_emit, add_allocno_copy): Add parameter.
6355 (debug_ira_call_data, split_around_calls, get_around_calls_regno):
6358 * ira.c (setup_prohibited_mode_move_regs): New function.
6359 (internal_flag_ira_verbose, allocno_pool, copy_pool,
6360 allocno_live_range_pool, important_class_nums): New external
6362 (IRA_NO_OBSTACK): Uncomment it.
6363 (ira_reallocate): New function.
6364 (setup_cover_classes): Set up important_class_nums.
6365 (finish_ira_once): New function.
6366 (prohibited_mode_move_regs,
6367 prohibited_mode_move_regs_initialized_p): New global variables.
6368 (setup_prohibited_mode_move_regs): New function.
6369 (setup_reg_renumber): Remove parameters.
6370 (setup_allocno_assignment_from_reg_renumber): Rename to
6371 setup_allocno_assignment_flags. Set up ALLOCNO_ASSIGNED_P.
6372 (calculate_allocation_cost): Use ALLOCNO_UPDATED_MEMORY_COST.
6373 (ira_max_regno_before, ira_max_regno_call_before): Remove.
6374 (ira): Set up internal_flag_ira_verbose. Call
6375 setup_prohibited_mode_move_regs. Create and destroy allocno,
6376 copy, and live range pools. Remove original_regno_call_crossed_p.
6377 Report major passes. Use argument for ira_emit. Call
6378 ira_flattening and df_analyze. Remove live range splitting around
6381 * ira-build.c (setup_loop_tree_level, rebuild_regno_allocno_maps,
6382 expand_calls, compress_calls, allocno_conflict_index,
6383 add_to_allocno_conflict_vec, propagate_info_to_cap,
6384 copy_allocno_live_range, copy_allocno_live_range_list,
6385 finish_allocno, finish_copy,
6386 propagate_info_to_loop_tree_node_caps, merge_ranges,
6387 common_loop_tree_node_dominator, check_and_add_conflicts,
6388 add_conflict_with_underlying_allocnos, ira_flattening): New
6390 (check_coalesced_allocnos): Remove.
6391 (ira_loop_tree_height): New external variable.
6392 (form_loop_tree): Call setup_loop_tree_level.
6393 (initiate_calls): Allocate a bit more. (create_allocno): Use
6394 pool_alloc. Set up ALLOCNO_TOTAL_CONFLICT_ALLOCNOS_NUM,
6395 ALLOCNO_TOTAL_CONFLICT_HARD_REGS, ALLOCNO_NREFS,
6396 ALLOCNO_TOTAL_NO_STACK_REG_P, ALLOCNO_MEM_OPTIMIZED_DEST,
6397 ALLOCNO_MEM_OPTIMIZED_DEST_P, ALLOCNO_UPDATED_MEMORY_COST, and
6398 ALLOCNO_LIVE_RANGES. Rename
6399 ALLOCNO_CONFLICT_ALLOCNO_VEC_ACTIVE_SIZE,
6400 ALLOCNO_CURR_HARD_REG_COSTS, and
6401 ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS to
6402 ALLOCNO_CONFLICT_ALLOCNOS_NUM, ALLOCNO_UPDATED_HARD_REG_COSTS, and
6403 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS.
6404 (add_allocno_conflict): Make it external. Use
6405 add_to_allocno_conflict_vec.
6406 (create_cap_allocno): Move part of code to propagate_info_to_cap.
6407 (finish_allocnos): Use finish_allocno.
6408 (add_allocno_copy_to_list, remove_allocno_copy_from_list,
6409 swap_allocno_copy_ends_if_necessary, add_allocno_copy): Move from
6410 ira-conflicts.c. Make them external.
6411 (create_copy): Use pool_alloc. Add parameter loop_tree_node.
6412 (finish_copies): Use finish_copy.
6413 (ira_curr_regno_allocno_map): New external variable.
6414 (traverse_loop_tree): Add parameter bb_first_p.
6415 (create_insn_allocnos): Update ALLOCNO_NREFS.
6416 (create_loop_tree_node_allocnos): Traverse loop tree nodes with
6417 BBs first. Update ALLOCNO_NREFS.
6418 (create_loop_tree_node_caps): Move part of code to
6419 propagate_info_to_loop_tree_node_cap.
6420 (regno_top_level_allocno_map): New global variable.
6421 (ira_build): Create caps before build conflicts. Call
6422 create_allocno_live_ranges. Propagate info to caps. Report
6424 (ira_destroy): Call finish_allocno_live_ranges.
6426 * ira-conflicts.c (set_allocno_live, clear_allocno_live,
6427 record_regno_conflict, mark_reg_store, mark_reg_clobber,
6428 mark_reg_conflicts, mark_reg_death): Remove.
6429 (add_insn_allocno_copies, add_copies): New functions.
6430 (add_allocno_copy_to_list, remove_allocno_copy_from_list,
6431 swap_allocno_copy_ends_if_necessary, add_allocno_copy): Remove.
6432 (add_allocno_copies): Rename to add_insn_allocno_copies. Use
6433 ira_curr_regno_allocno_map and add_insn_allocno_copies.
6434 (single_reg_class, single_reg_operand_class,
6435 process_single_reg_class_operands, process_bb_node_for_conflicts):
6437 (INT_BITS, INT_TYPE, EXECUTE_IF_SET_IN_ALLOCNO_SET): Move to
6439 (allocnos_live_bitmap, SET_ALLOCNO_CONFLICT_ROW,
6440 CLEAR_ALLOCNO_CONFLICT_ROW, TEST_ALLOCNO_CONFLICT_ROW): Remove.
6441 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, TEST_ALLOCNO_LIVE):
6442 Use {SET, CLEAR, TEST}_ALLOCNO_SET_BIT.
6443 (allocno_row_words, hard_regs_live, curr_bb_node,
6444 curr_regno_allocno_map, curr_reg_pressure): Remove.
6445 (CONFLICTP): Rename to CONFLICT_P.
6447 (propagate_allocno_info): Use ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
6448 Set up ALLOCNO_CALLS_CROSSED_START.
6449 (allocno_conflict_p): New function.
6450 (allocno_reg_conflict_p): Use allocno_conflict_p.
6451 (build_allocno_conflict_vects): Divide original and propagated
6453 (print_hard_reg_set): New function.
6454 (print_conflicts): Use print_hard_reg_set. Set up mark for the
6455 start of propagated conflicts.
6456 (debug_conflicts): Add parameter.
6457 (ira_build_conflicts): Call add_copies. Set up
6458 ALLOCNO_TOTAL_CONFLICT_HARD_REGS.
6460 * ira-costs.c (struct costs): Make cost allocated dynamically.
6461 (struct_costs_size, temp_cots, op_costs, this_op_costs): New
6463 (costs): Rename to total_costs.
6464 (COSTS_OF_ALLOCNO): New macro.
6465 (curr_regno_allocno_map): Remove. Use ira_curr_regno_allocno_map
6467 (record_reg_classes): Check NO_REGS in allocno_pref.
6468 (record_address_regs): Use COSTS_OF_ALLOCNO.
6469 (scan_one_insn): Ditto.
6470 (print_costs): Ditto.
6471 (find_allocno_class_costs): Ditto. Pass additional argument to
6472 traverse_loop_tree. Set up NO_REGS if memory is cheaper.
6473 (setup_allocno_cover_class_and_costs): Use
6474 ALLOCNO_UPDATED_MEMORY_COST instead of
6475 ALLOCNO_ORIGINAL_MEMORY_COST, ALLOCNO_UPDATED_HARD_REG_COSTS
6476 instead of ALLOCNO_CURR_HARD_REG_COSTS, and
6477 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS instead of
6478 ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS. Pass additional argument to
6480 (init_ira_costs_once): Allocate init_cost, op_costs,
6481 this_op_costs, temp_costs.
6482 (finish_ira_costs_once): New function.
6484 * ira-color.c: Use ALLOCNO_UPDATED_MEMORY_COST instead of
6485 ALLOCNO_ORIGINAL_MEMORY_COST, ALLOCNO_UPDATED_HARD_REG_COSTS
6486 instead of ALLOCNO_CURR_HARD_REG_COSTS, and
6487 ALLOCNO_UPDATED_CONFLICT_HARD_REG_COSTS instead of
6488 ALLOCNO_CURR_CONFLICT_HARD_REG_COSTS. Use
6489 ALLOCNO_TOTAL_CONFLICT_HARD_REGS instead of
6490 ALLOCNO_CONFLICT_HARD_REGS.
6491 (processed_allocno_bitmap): Rename into
6492 processed_coalesced_allocno_bitmap.
6493 (allocno_cost_compare_func): Use ALLOCNO_UPDATED_MEMORY_COST
6494 instead of ALLOCNO_MEMORY_COST.
6495 (assign_hard_reg): Remove biased coloring.
6496 (add_allocno_to_ordered_bucket): Check cover class first.
6497 (loop_edge_freq): Make it external.
6498 (setup_allocno_left_conflicts_num): Check that conflicting
6499 allocnos of one class.
6500 (allocno_conflict_p): Rename to coalesced_allocno_conflict_p.
6501 (color_pass): Check pressure in the loop (not in subloops) for
6503 (allocno_priorities): New variable.
6504 (start_allocno_priorities, finish_allocno_priorities): New
6506 (allocno_priority_compare_func): Use allocno_priorities.
6507 (priority_coloring): Call start_allocno_priorities and
6508 finish_allocno_priorities.
6509 (do_coloring): Pass additional argument to traverse_loop_tree.
6511 * ira-emit.c (struct move): Add member insn.
6512 (create_move): Initialize member insn.
6513 (generate_edge_moves): Set up ALLOCNO_MEM_OPTIMIZED_DEST and
6514 ALLOCNO_MEM_OPTIMIZED_DEST_P.
6515 (change_loop): Check prohibited_mode_move_regs.
6516 (curr_jump_map, can_move_through_p): Remove.
6517 (unify_moves): Don't move through jump.
6518 (modify_move_list): Set up attributes for new allocno used for
6519 breaking dependency loops.
6520 (emit_move_list): Set up insn codes.
6521 (update_costs, add_range_and_copies_from_move_list,
6522 add_ranges_and_copies): New functions.
6523 (ira_emit): Add a parameter. Call add_ranges_and_copies.
6525 2007-10-09 Vladimir Makarov <vmakarov@redhat.com>
6527 * toplev.h (flag_ira_coalesce): New external variable.
6529 * ira-int.h (allocno): New members first_coalesced_allocno,
6530 next_coalesced_allocno.
6531 (ALLOCNO_FIRST_COALESCED_ALLOCNO, ALLOCNO_NEXT_COALESCED_ALLOCNO):
6533 (reg_class_subintersect): New external variable.
6535 * ira-color.c (processed_allocno_bitmap): New variable.
6536 (allocno_cost_compare_func, print_coalesced_allocno): New
6538 (assign_hard_reg): Process coalesced allocnos.
6539 (get_coalesced_allocnos_best_class_and_freq): New function.
6540 (add_allocno_to_ordered_bucket): Use the function.
6541 (push_allocno_to_stack, push_allocnos_to_stack): Process coalesced
6543 (remove_allocno_from_bucket_and_push, pop_allocnos_from_stack):
6544 Use print_coalesced_allocno.
6545 (setup_allocno_available_regs_num,
6546 setup_allocno_left_conflicts_num): Process coalesced allocnos.
6547 (copy_freq_compare_func, allocno_conflict_p, coalesce_allocnos):
6549 (color_allocnos): Allocate/free processed_allocno_bitmap. Call
6551 (priority_coloring): Allocate/free processed_allocno_bitmap.
6553 * ira-build.c (check_coalesced_allocnos): New function.
6554 (create_allocno): Initiate next_coalesced_allocno,
6555 first_coalesced_allocno.
6556 (create_cap_allocno): Check next_coalesced_allocno,
6557 first_coalesced_allocno.
6559 * common.opt (fira-coalesce): New option.
6561 * ira.c (setup_reg_class_intersect): New function.
6562 (reg_class_subintersect): New global variable.
6563 (init_ira_once): Call setup_reg_class_intersect.
6565 * doc/invoke.texi (-fira-coalescing): New option.
6567 2007-09-20 Vladimir Makarov <vmakarov@redhat.com>
6569 * ira-build.c (create_allocno): Initialize ALLOCNO_BEST_CLASS.
6571 * ira-color.c (add_allocno_to_ordered_bucket): Use
6574 * ira-costs.c (setup_allocno_cover_class_and_costs): Initialize
6577 * ira-int.h (allocno): New member best_class.
6578 (ALLOCNO_BEST_CLASS): New macro.
6580 2007-09-19 Vladimir Makarov <vmakarov@redhat.com>
6582 * ira-int.h (allocno): Remove calls_crosed. Add
6583 calls_crossed_start.
6584 (ALLOCNO_CALLS_CROSSED): Remove.
6585 (ALLOCNO_CALLS_CROSSED_START): Add.
6587 (regno_calls, add_regno_call): New.
6589 * ira-build.c (initiate_calls, finish_calls, add_regno_call): New
6591 (regno_calls, regno_calls_num): New globals.
6593 (add_loop_to_tree): Use loop_outer.
6594 (form_loop_tree): Ditto.
6595 (initiate_allocnos, create_cap_allocno): Remove
6596 ALLOCNO_CALLS_CROSSED. Add ALLOCNO_CALLS_CROSSED_START.
6597 (finish_allocnos): Remove ALLOCNO_CALLS_CROSSED.
6598 (create_bb_allocnos, create_loop_allocnos): Use DF_LR_{IN,OUT}
6599 instead of DF_UPWARD_LIVE_{IN,OUT}.
6600 (ira_build): Remove adding df problems and call of
6601 free_dominance_info. Call initiate_calls.
6602 (ira_destroy): Add free_dominance_info and finish_calls. Remove
6605 * ira-emit.c (change_regs): Return the result.
6606 (generate_edge_moves): Use DF_LR_{IN,OUT} instead of
6607 DF_UPWARD_LIVE_{IN,OUT}.
6608 (change_loop): Call df_insn_rescan and df_note_rescan if there is
6610 (can_move_through_p): Use hard_reg_set_equal_p instead of
6611 GO_IF_HARD_REG_EQUAL.
6613 * ira-costs.c (copy_cost, record_reg_classes,
6614 record_address_regs): Call init_move_cost if it is necessary.
6615 (tune_allocno_costs_and_cover_classes): Use regno_calls and
6616 ALLOCNO_CALLS_CROSSED_START instead of ALLOCNO_CALLS_CROSSED.
6618 * ira-conflicts.c (n_regs_set): Remove.
6619 (regs_set): Make it a vector.
6620 (mark_reg_store, mark_reg_clobber): Change 2nd parameter type.
6621 (process_bb_node_for_conflicts): Use DF_LR_IN instead of
6622 DF_UPWARD_LIVE_IN. Call add_regno_call. Initialize
6623 ALLOCNO_CALLS_CROSSED_START. Remove ALLOCNO_CALLS_CROSSED.
6624 (build_conflict_bit_table): Initialize and finalize regs_set.
6625 (propagate_allocno_info): Remove ALLOCNO_CALLS_CROSSED.
6626 Initialzie ALLOCNO_CALLS_CROSSED_START.
6628 * ira-color.c (setup_allocno_available_regs_num,
6629 setup_allocno_left_conflicts_num): New functions.
6630 (update_allocno_avaialable_regs): Remove.
6631 (sorted_allocnos, allocno_stack_varray): Move upper.
6632 (assign_hard_reg): Use hard_reg_set_subset_p instead of
6633 GO_IF_HARD_REG_SUBSET.
6634 (loop_edge_freq): Use DF_LR_{IN,OUT} instead of
6635 DF_UPWARD_LIVE_{IN,OUT}.
6636 (put_allocno_into_bucket): Call setup_allocno_available_regs_num
6637 and setup_allocno_left_conflicts_num.
6638 (print_loop_title): Use loop_depth.
6639 (allocno_priority_compare_func): Remove REG_N_REFS and
6641 (retry_ira_color): Use SET_REGNO. Use ALLOCNO_CALLS_CROSSED_NUM
6642 instead of ALLOCNO_CALLS_CROSSED.
6643 (collect_pseudo_call_clobbered_regs): Use regno_calls and
6644 ALLOCNO_CALLS_CROSSED_START instead of ALLOCNO_CALLS_CROSSED.
6646 * ira-call.c (init_ira_call_data): Add argument to
6648 (n_regs_set): Remove.
6649 (regs_set): Make it a vector.
6650 (mark_reg_store, mark_reg_clobber): Change 2nd parameter type.
6651 (mark_referenced_regs): Check null x.
6652 (put_save_restore_and_calculate_local_info): Initialize and
6653 finalize regs_set. Use DF_LR_{IN,OUT} instead of
6654 DF_UPWARD_LIVE_{IN,OUT}. Use loop_outer.
6655 (do_init_nothing): Remove.
6656 (save_trans_fun, save_con_fun_0, restore_trans_fun,
6657 restore_con_fun_0): Remove 1st parameter.
6658 (save_con_fun_n, restore_con_fun_n): Ditto. Use
6659 df_simple_dataflow instead of df_analyze_problem.
6660 (put_save_restore): Use DF_LR_IN instead of DF_UPWARD_LIVE_IN.
6661 Call mark_all_referenced_regs for all insn. Use bitmap progress.
6662 (get_move_insn): New function.
6663 (put_save_restore_and_calculate_local_info, put_save_restore): Use
6666 * ira.c (insn_contains_asm_1, insn_contains_asm,
6667 compute_regs_asm_clobbered, expand_reg_info): New functions.
6668 (setup_class_subset_and_move_costs): Use hard_reg_set_subset_p
6669 instead of GO_IF_HARD_REG_SUBSET.
6670 (setup_reg_subclasses, setup_class_translate): Ditto. Use
6671 hard_reg_set_equal_p instead of GO_IF_HARD_REG_EQUAL.
6672 (setup_eliminable_regset): Call compute_regs_asm_clobbered. Use
6673 df_set_regs_ever_live instead of regs_ever_live.
6674 (setup_reg_renumber): Check reg_equiv_const and
6675 reg_equiv_invariant_p.
6676 (ira): Remove no_new_pseudos. Add df-problems and analyze. Call
6677 regstat_init_n_sets_and_refs and regstat_compute_ri. Remove
6678 delete_unreachable_blocks. Use expand_reg_info. Move
6679 setup_preferred_alternate_classes upper. Remove life_analysis.
6680 Prepare df-insfrastructure for reload.
6682 * regclass.c (setup_reg_classes): Don't use reg_pref_buffer.
6684 * function.[ch] (get_call_invalidated_used_regs): Change 1st
6687 * gengtype.c (main): Add HARD_REG_SET.
6689 * alias.c (value_addr_p): New function.
6690 (nonoverlapping_memrefs_p): Use it.
6692 * caller-save.c (init_caller_save): Use DF_LR_TOP for IRA instead
6693 of global_live_at_start.
6695 2007-05-04 Vladimir Makarov <vmakarov@redhat.com>
6697 * ira-conflicts.c: Change pseudo to allocno.
6698 * ira-color.c: Ditto.
6699 * ira-emit.c: Ditto.
6700 * ira-build.c: Ditto.
6702 (important_classes_num, important_classes): New variables.
6703 (setup_cover_classes): Set up the variable values.
6704 * ira-costs.c: Ditto.
6705 (record_reg_classes, record_address_regs, scan_one_insn,
6706 find_pseudo_class_costs): Process only important classes.
6707 * ira-call.c: Ditto. Add comments about placement optimization.
6709 (allocno) Use one bit field for boolean members.
6710 (important_classes_num, important_classes): New external
6713 2007-03-16 Vladimir Makarov <vmakarov@redhat.com>
6715 * flags.h (ira_algorithm): Add IRA_ALGORITHM_MIXED.
6717 * opts.c (common_handle_option): Set up IRA_ALGORITHM_MIXED from
6718 the option argument.
6720 * common.opt (fira-assign-after-call-split, fira-propagate-cost,
6721 fira-split-around-calls): New options.
6722 (fira-ipra): Switch off by default.
6724 * doc/invoke.texi (-fira-algorithm): Add mixed algorithm.
6725 (-fno-ira-ipra): Rename to -fira-ipra.
6726 (-fno-ira-assign-after-call-split, -fira-propagate-cost,
6727 -fno-ira-split-around-calls): Add new options.
6729 * ira-conflicts.c (curr_reg_pressure): New variable.
6730 (set_pseudo_live, clear_pseudo_live, mark_reg_store,
6731 mark_reg_death): Update reg pressure.
6732 (add_pseudo_copies): Decrease cost for copy with dead pseudo.
6733 (process_bb_node_for_conflicts): Propagate reg pressure.
6734 (build_conflict_bit_table): Call process_bb_node_for_conflicts in
6736 (ira_build_conflicts): Add new coloring algorithm.
6737 (ira_build_conflicts): Add flag_ira_split_around_calls.
6739 * ira-emit.c (change_loop): Print allocation on the region
6740 borders. Use pseudo_cap_member instead of regno.
6741 (modify_move_list): Add parameter to create pseudo.
6742 (ira_emit): Use pseudo_cap_member instead of regno.
6744 * ira-build.c (create_loop_tree_nodes): Set up initial reg
6746 (create_pseudo): Add parameter. Use the parameter value instead
6748 (print_expanded_pseudo): Use pseudo_cap_member instead of regno.
6749 (create_cap_pseudo, create_insn_pseudos, create_bb_pseudos,
6750 create_loop_pseudos): Add argument to create_pseudo call.
6751 (create_pseudos, ira_build): Process IRA_ALGORITHM_MIXED.
6752 (create_loop_tree_node_caps): Create cap pseudo for all pseudos
6753 not having father pseudo.
6755 * final.c (rest_of_handle_final): Process INCOMING_REGNO.
6757 * toplev.h (flag_ira_assign_after_call_split,
6758 flag_ira_propagate_cost, flag_ira_split_around_calls): New flags.
6760 * caller-save.c (save_call_clobbered_regs): Move declaration
6761 this_insn_sets to the function start.
6763 * ira-int.h (ira_loop_tree_node): Add reg_pressure.
6764 (pseudo): More comments for regno and cap_member
6765 (original_regno_call_crossed_p, ira_max_regno_before,
6766 ira_max_regno_call_before): New external variables.
6767 (create_pseudo): Add parameter.
6768 (reassign_conflict_pseudos, debug_ira_call_data,
6769 split_around_calls, get_around_calls_regno): New function
6772 * ira-color.c (assign_hard_reg): Set best_hard_regno and
6773 conflict_regs earlier. Check register availability earlier.
6774 Ignore conflict and copy cost for PSEUDO_MAY_BE_SPILLED_P.
6775 (calculate_pseudo_spill_cost): Use pseudo_cap instead of regno.
6776 Check father pseudo instead of subloop pseudos.
6777 (pop_pseudos_from_stack): Set up PSEUDO_ASSIGNED_P for NO_REGS
6779 (print_loop_title): Print reg pressure.
6780 (color_pass): Use PSEUDO_CAP_MEMBER instead of regno. Add mixed
6782 (move_spill_restore): Use PSEUDO_CAP_MEMBER instead of regno. Use
6783 subloop pseudos instead of father pseudo for cost calculation.
6784 (setup_curr_costs, reassign_conflict_pseudos): New functions.
6785 (retry_ira_color): Don't allocate call used registers when
6786 flag_caller_saves or flag_ira_split_around_calls. Call
6787 setup_curr_cost. Print about spilling pseudo split around calls.
6788 (reuse_stack_slot): Choose the slot with minimal memory-memory
6791 * ira.c (setup_reg_renumber): Add 2 parameters. Use cap_number
6792 instead of regno. Initialize caller_save_needed. Make assertion
6794 (setup_pseudo_assignment_from_reg_renumber): New function.
6795 (calculate_allocation_cost): Add assertion.
6796 (print_redundant_copies): Use cap_number instead of regno.
6797 (original_regno_call_crossed_p, ira_max_regno_before,
6798 ira_max_regno_call_before): New global variables.
6799 (ira): Process IRA_ALGORITHM_MIXED. Set up
6800 ira_max_regno_call_before and ira_max_regno_before. New arguments
6801 for setup_reg_renumber. Reassign if pseudo changed its class.
6802 Split pseudos around the call if necessary. Reassign if a pseudo
6805 * ira.h: New year for Copyright.
6807 * ira-costs.c (reg_pref): Rename to pseudo_pref.
6808 (reg_pref_buffer): rename to pseudo_pref_buffer.
6809 (find_pseudo_class_costs): Initialize best_cost and best_class.
6810 Process IRA_ALGORITHM_MIXED. Find best cover class for regno.
6811 (process_bb_node_for_hard_reg_moves): Process IRA_ALGORITHM_MIXED.
6813 * Makefile.in (ira-call.o): Add new file.
6815 * reload1.c (calculate_needs_all_insns): Remove unnecessary
6818 * ira-call.c: New file.
6820 2007-02-09 Vladimir Makarov <vmakarov@redhat.com>
6822 * common.opt (fipra): Rename to fira-ipra. Make it default.
6823 (fira-move-spills, fira-share-save-slots, fira-share-spill-slots):
6825 * toplev.h (flag_ipra): Rename to flag_ira_ipra.
6826 (flag_ira_move_spills, flag_ira_share_save_slots,
6827 flag_ira_share_spill_slots): New external definitions.
6828 * doc/invoke.texi (-fipra): Rename to -fno-ira-ipra.
6829 (-fno-ira-move-spills, -fno-ira-share-save-slots,
6830 -fno-ira-share-spill-slots): New options.
6831 * function.c (get_call_invalidated_used_regs): Rename flag_ipra to
6833 * ira-costs.c (tune_pseudo_costs_and_cover_classes): Ditto.
6834 * caller-save.c (setup_save_areas): Use flag_ira_share_save_slots.
6835 Rename flag_ipra to flag_ira_ipra.
6836 (flag_ira_share_save_slots): Use flag_ira_move_spills.
6837 * ira-color.c (assign_hard_reg): Skip pseudos with different cover
6839 (reuse_stack_slot): Use flag_ira_share_spill_slots.
6840 * config/arm/arm.h (IRA_COVER_CLASSES): New macro.
6842 2007-02-31 Vladimir Makarov <vmakarov@redhat.com>
6844 * reload.h (debug_save_data): New definition.
6846 * caller-save.c (struct bb_info): New.
6847 (BB_INFO, BB_INFO_BY_INDEX): New macros.
6848 (calculate_local_save_info, set_up_bb_rts_numbers, rpost_cmp,
6849 calculate_save_in_out, calculate_save_here,
6850 make_global_save_analysis, print_hard_reg_set_and_mode,
6851 print_hard_reg_set, print_save_data, debug_save_data,
6852 set_hard_reg_saved): New functions.
6853 (save_call_clobbered_regs): Make global save analysis and use it
6854 to put save/restore code.
6855 (insert_one_insn): Check CODE_LABEL.
6857 2007-01-19 Vladimir Makarov <vmakarov@redhat.com>
6859 * toplev.h (flag_ipra): New external definition.
6861 * common.opt (fipra): New option.
6863 * doc/invoke.texi (-fipra); Document the option.
6865 * cgraph.h (cgraph_node): New member function_used_regs.
6867 * cgraph.c (cgraph_create_node): Initialize function_used_regs.
6869 * final.c (update_regs_ever_live): New function.
6870 (rest_of_handle_final): Set up function_used_regs and
6873 * ira-build.c (ira_build): Clear function call_used_regs.
6875 * function.h: Add hard-reg-set.h header.
6876 (emit_status): New member call_used_regs.
6877 (get_call_invalidated_used_regs): New definition.
6879 * function.c (get_call, get_call_invalidated_used_regs): New
6882 * Makefile.in (FUNCTION_H): Add hard-reg-set.h.
6883 (caller-save.o): Add dependence on output.h and ira.h
6885 * regrename.c (copyprop_hardreg_forward_1): Use function
6886 get_call_invalidated_used_regs.
6888 * ira-conflicts.c (process_bb_node_for_conflicts): Ditto.
6890 * postreload-gcse.c (record_opr_changes,
6891 reg_set_between_after_reload_p, reg_used_between_after_reload_p):
6894 * postreload.c (reload_combine, reload_cse_move2add): Ditto.
6896 * rtlanal.c (reg_set_between_p): Ditto.
6898 * flow.c (propagate_one_insn): Ditto.
6900 * df-scan.c (df_insn_refs_record): Ditto.
6902 * gcse.c (compute_hash_table_work, compute_store_table): Ditto.
6904 * cselib.c (cselib_process_insn): Ditto.
6906 * loop-iv.c (simplify_using_assignment): Ditto.
6908 * sched-deps.c (sched_analyze): Ditto.
6910 * combine.c (record_dead_and_set_regs): Ditto.
6912 * resource.c (mark_set_resources, mark_set_resources): Ditto.
6914 * var-tracking.c (var-tracking.c): Ditto.
6916 * reload1.c (reload): Ditto.
6918 * cse.c (invalidate_for_call): Ditto. Add parameter.
6919 (cse_insn): Pass the parameter.
6921 * ira.h (try_to_migrate): Remove the definition.
6922 (collect_pseudo_call_clobbered_regs): New external definition.
6924 * ira-color.c (collect_pseudo_call_clobbered_regs): New function.
6926 * ira-costs.c (tune_pseudo_costs_and_cover_classes): Add cost
6927 calculation when IPRA is used.
6929 * caller-save.c: Include headers output.h and ira.h.
6930 (saved_hard_reg): New structure.
6931 (hard_reg_map, hard_reg_map, all_saved_regs): New variables.
6932 (all_saved_regs, new_saved_hard_reg, finish_saved_hard_regs,
6933 saved_hard_reg_compare_func): New functions.
6934 (setup_save_areas): Add code for sharing stack slots.
6935 (save_call_clobbered_regs): Use function
6936 get_call_invalidated_used_regs.
6938 2007-01-12 Vladimir Makarov <vmakarov@redhat.com>
6940 * doc/tm.texi (IRA_HARD_REGNO_ADD_COST_MULTIPLIER): New macro.
6942 * ira-conflicts.c (add_pseudo_copies): Add copy between output and
6943 died operand pseudos.
6945 * ira.c (setup_cover_classes, setup_class_translate): Define and
6946 call only when IRA_COVER_CLASSES is defined.
6947 (no_alloc_regs): Rename to no_unit_alloc_regs.
6948 (setup_eliminable_regset): Set up no_alloc_regs.
6950 * ira-costs.c (tune_pseudo_costs_and_cover_classes): Modify cost
6951 if IRA_HARD_REGNO_ADD_COST_MULTIPLIER is defined.
6953 * config/s390/s390.h (IRA_COVER_CLASSES,
6954 IRA_HARD_REGNO_ADD_COST_MULTIPLIER(regno)): Define.
6956 2006-12-22 Vladimir Makarov <vmakarov@redhat.com>
6958 * rtl.h (setup_reg_classes): New function prototype.
6960 * regclass.c (setup_reg_classes): New function.
6962 * global.c (global_alloc): Dump information about register
6965 * ira-int.h (ira_build): Change prototype signature.
6967 * ira-color.c (pseudo_compare_func): Rename to
6968 pseudo_priority_compare_func.
6969 (priority_coloring): Dump information about register
6972 * ira-build.c (ira_build): Return true if we have loops for the
6975 * ira.c (setup_preferred_alternate_classes): New function.
6976 (ira): Use it instead of regclass. Rebuild only if we have loops.
6978 2006-12-15 Vladimir Makarov <vmakarov@redhat.com>
6980 * ira.h, ira-int.h, ira.c, ira-build.c, ira-costs.c
6981 ira-conflicts.c, ira-color.c, ira-emit.c: New files.
6983 * flags.h (ira_algorithm): New enumeration.
6984 (flag_ira_algorithm): New external variable declaration.
6986 * tree-pass.h (pass_ira): New external variable declaration.
6988 * toplev.c (ira.h): New include.
6989 (flag_ira_algorithm): New global variable.
6990 (backend_init): Call init_ira_once.
6992 * toplev.h (flag_ira, flag_ira_biased_coloring): New external
6993 variable declarations.
6995 * regs.h (contains_reg_of_mode, move_cost, may_move_in_cost,
6996 may_move_out_cost): New external variable declarations.
6998 * caller-save.c (no_caller_save_reg_set): New global variable.
6999 (init_caller_save): Set up no_caller_save_reg_set.
7001 * global.c (eliminable_regset): Make it external.
7002 (gate_handle_global_alloc): New function.
7003 (pass_global_alloc): Add the gate function.
7005 * opts.c (decode_options): Print the warning for -fira.
7006 (common_handle_option): Process -fira-algorithm option.
7008 * timevar.def (TV_IRA): New pass.
7010 * hard-reg-set.h (no_caller_save_reg_set): New external variable
7013 * regmove.c (regmove_optimize): Don't do replacement of output
7014 operands by input operands.
7015 (rest_of_handle_regmove): Don't do CFG cleanup for IRA.
7017 * local-alloc.c (update_equiv_regs): Make it external. Return
7018 true if jump label rebuilding should be done.
7019 (gate_handle_local_alloc): New function.
7020 (pass_local_alloc): Add the gate function.
7022 * alias.c (stack_addr_p): New function.
7023 (nonoverlapping_memrefs_p): Add code for IRA.
7025 * common.opt (fira, fira-algorithm, fira-biased-coloring): New
7028 * regclass.c (contains_reg_of_mode, move_cost, may_move_in_cost,
7029 may_move_out_cost): Make the variables external.
7031 * rtl.h (eliminable_regset): New external variable declaration.
7032 (update_equiv_regs): New external function definition.
7034 * Makefile.in (IRA_INT_H): New definition.
7035 (OBJS-common): Add ira.o, ira-build.o, ira-costs.o,
7036 ira-conflicts.o, ira-color.o, and ira-emit.o.
7037 (reload1.o, toplev.o): Add dependence on ira.h.
7038 (ira.o, ira-build.o, ira-costs.o, ira-conflicts.o, ira-color.o,
7039 ira-emit.o): New entries.
7041 * passes.c (pass_ira): New pass.
7043 * reload1.c (alter_reg): Add a new parameter.
7044 (pseudo_reg_compare): New function.
7045 (reload): Sort pseudos for IRA. Call alter_reg with the
7046 additional parameter.
7047 (count_spilled_pseudo): New variable freq. Use it.
7048 (alter_reg): Add code for IRA.
7049 (eliminate_regs_1, finish_spills, emit_input_reload_insns,
7050 delete_output_reload): Use additional parameter for alter_reg.
7051 (finish_spills, emit_input_reload_insns, delete_output_reload):
7052 Call mark_allocation_change.
7053 (finish_spills): Call retry_ira_color.
7055 * doc/invoke.texi: Describe new options -fira,
7056 -fira-biased-coloring, and -fira-algorithm.
7058 * doc/passes.texi: Decribe IRA.
7060 * doc/tm.texi: Decribe macro IRA_COVER_CLASSES.
7062 * config/sparc/sparc.h (IRA_COVER_CLASSES): New macro.
7064 * config/i386/i386.h (IRA_COVER_CLASSES): Ditto.
7066 * config/ia64/ia64.h (IRA_COVER_CLASSES): Ditto.
7068 * config/rs6000/rs6000.h (IRA_COVER_CLASSES): Ditto.
7070 Richard Henderson <rth@redhat.com>
7072 * tree-pass.h (pass_lower_subreg): New external definition.
7073 * toplev.h (flag_lower_subreg): New external definition.
7074 * rtl.def (CONCATN): New rtl expression.
7075 * dwarf2out.c (concatn_loc_descriptor): New function.
7076 (loc_descriptor): Process CONCATN.
7077 * timevar.def (TV_LOWER_SUBREG): New definition.
7078 * emit-rtl.c (gen_reg_rtx_offset): New function.
7079 (gen_lowpart_common): Process CONCATN.
7080 * simplify-rtx.c (simplify_subreg): Process CONCATN.
7081 * common.opt (flower-subreg): New options.
7082 * rtl.h (gen_reg_rtx_offset): New external definition.
7083 * Makefile.in (OBJS-common): Add lower-subreg.o.
7084 (lower-subreg.o): New entry.
7085 * passes.c (pass_lower_subreg): Add new pass.
7086 * lower-subreg.c: New file.
7088 2008-03-28 Rafael Espindola <espindola@google.com>
7090 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
7091 (tree_binary_nonnegative_warnv_p): Make it public.
7092 (tree_single_nonnegative_warnv_p): Make it public.
7093 (tree_invalid_nonnegative_warnv_p): Make it public.
7094 (tree_unary_nonzero_warnv_p): Make it public.
7095 (tree_binary_nonzero_warnv_p): Make it public
7096 (tree_single_nonzero_warnv_p): Make it public.
7097 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
7098 (extract_range_from_binary_expr): Split the expr argument.
7099 (extract_range_from_unary_expr): Split the expr argument.
7100 (extract_range_from_comparison): Split the expr argument.
7101 (extract_range_from_expr): Use the new aux functions.
7102 (vrp_evaluate_conditional_warnv): Use
7103 vrp_evaluate_conditional_warnv_with_ops.
7104 * tree.h (tree_unary_nonzero_warnv_p): Declare.
7105 (tree_binary_nonzero_warnv_p): Declare.
7106 (tree_single_nonzero_warnv_p): Declare.
7107 (tree_expr_nonzero_warnv_p): Declare.
7108 (tree_unary_nonnegative_warnv_p): Declare.
7109 (tree_binary_nonnegative_warnv_p): Declare.
7110 (tree_single_nonnegative_warnv_p): Declare.
7111 (tree_invalid_nonnegative_warnv_p): Declare.
7113 2008-03-28 Richard Guenther <rguenther@suse.de>
7115 PR tree-optimization/30317
7116 PR tree-optimization/30911
7117 PR tree-optimization/34793
7118 * tree-vrp.c (set_and_canonicalize_value_range): New function.
7119 (struct assert_locus_d): New member EXPR.
7120 (register_new_assert_for): Add EXPR parameter to support
7121 ASSERT_EXPR <name, expr OP limit>.
7122 (register_edge_assert_for_1): Adjust callers.
7123 (find_assert_locations): Likewise.
7124 (process_assert_insertions_for): Build condition from
7126 (extract_range_from_assert): Handle ASSERT_EXPRs
7127 of the form ASSERT_EXPR <name, expr OP limit>.
7128 (register_edge_assert_for_2): New helper registering
7129 asserts for comparisons. Recognize range tests of the form
7130 (unsigned)i - CST1 OP CST2.
7131 (register_edge_assert_for_1): Use it.
7132 (register_edge_assert_for): Likewise.
7133 (needs_overflow_infinity): Integer sub-types
7134 do not need overflow infinities.
7135 (vrp_val_is_max): The extreme values of integer sub-types
7136 are those of the base type.
7137 (vrp_val_is_min): Likewise.
7138 * tree.def (ASSERT_EXPR): Document extra allowed conditional
7141 2008-03-28 Nick Clifton <nickc@redhat.com>
7143 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
7144 Return GENERAL_REGS for stack adjustment reloads.
7146 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7149 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
7150 const_vector when all the vectors are constant.
7152 2008-03-27 Bob Wilson <bob.wilson@acm.org>
7154 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
7156 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
7157 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
7159 (s<code>_sf): Use new scc_sf attribute for opcode names.
7161 2008-03-27 Tom Tromey <tromey@redhat.com>
7163 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
7164 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
7165 config/spu/t-spu-elf, config/i386/t-interix,
7166 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
7167 config/i386/x-darwin, config/i386/x-mingw32,
7168 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
7169 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
7170 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
7171 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
7172 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
7173 config/rs6000/x-darwin, config/rs6000/t-rs6000,
7174 config/score/t-score-elf, config/arm/t-strongarm-pe,
7175 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
7176 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
7177 Revert automatic dependency patch.
7179 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
7182 * config/i386/i386.c (ix86_function_arg_boundary): Align
7183 decimal floating point to its natural boundary.
7185 2008-03-27 Richard Guenther <rguenther@suse.de>
7188 * fold-const.c (fold_comparison): Restrict distinct decl
7189 comparison folding to VAR_DECLs and PARM_DECLs. Do not
7190 solely rely on operand_equal_p.
7192 2008-03-27 Richard Guenther <rguenther@suse.de>
7195 * c-common.c (handle_weak_attribute): Reject combination of
7198 2008-03-27 Richard Guenther <rguenther@suse.de>
7200 PR tree-optimization/32810
7201 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
7202 conversions from DECL_INITIAL.
7203 (fold_const_aggregate_ref): Likewise from constructor elements.
7205 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
7207 * tree-affine.h (aff_combination_expand): Declare.
7208 (get_inner_reference_aff): Likewise.
7209 * tree-affine.c (aff_combination_expand): Split out from
7210 tree_to_aff_combination_expand.
7211 (get_inner_reference_aff): New function.
7212 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
7213 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
7214 (struct lim_aux_data): sm_done field removed.
7215 (mem_ref_loc_p, mem_ref_locs_p): New types.
7216 (struct mem_ref): Added id, stored, accesses_in_loop,
7217 indep_loop, dep_loop, indep_ref, dep_ref fields.
7218 Removed is_stored, locs and next fields.
7219 (memory_accesses): New variable.
7220 (movement_possibility): Do not allow moving statements
7221 that store to memory.
7222 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
7224 (determine_max_movement): For statements with memory references,
7225 find the outermost loop in that the reference is independent.
7226 (move_computations_stmt): Mark the virtual operands for
7228 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
7229 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
7230 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
7231 add_vop_ref_mapping, create_vop_ref_mapping_loop,
7232 create_vop_ref_mapping, analyze_memory_references,
7233 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
7234 get_all_locs_in_loop, ref_always_accessed_p,
7235 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
7236 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
7237 store_motion_loop, store_motion): New functions.
7238 (struct vop_to_refs_elt): New type.
7239 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
7240 memref_hash, memref_eq, hoist_memory_references): Rewritten.
7241 (schedule_sm): Replaced by...
7242 (execute_sm): ... this.
7243 (determine_lsm_ref, hoist_memory_references,
7244 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
7245 find_more_ref_vops, free_mem_ref, free_mem_refs,
7246 determine_lsm_loop, determine_lsm): Removed.
7247 (tree_ssa_lim_finalize): Free data structures used by store
7249 (tree_ssa_lim): Call analyze_memory_references. Use
7250 store_motion instead of determine_lsm.
7252 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7254 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
7255 rename tmake_file to m68hc11/t-m68hc11.
7256 (mcore): Set inhibit_libc to true.
7257 * config.host (alpha*-dec-*vms*): Set extra_programs.
7258 (interix3*): Don't use host_xmake_file.
7259 * configure.ac: Let config.gcc override inhibit_libc.
7260 * configure: Regenerate.
7262 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
7263 * config/t-openbsd-thread: Remove commented out lines.
7265 * config/x-interix: Remove.
7267 * config/m68hc11/t-m68hc11-gas: Rename to...
7268 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
7270 * config/mcore/t-mcore: Remove T_CFLAGS.
7271 * config/mcore/t-mcore-pe: Likewise.
7273 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
7275 * configure.ac: Replace custom __GNU_SOURCE test with
7276 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
7277 * aclocal.m4: Regenerate.
7278 * configure: Regenerate.
7279 * config.in: Regenerate.
7281 2008-03-27 Richard Guenther <rguenther@suse.de>
7283 * fold-const.c (target.h): Include.
7284 (fold_comparison): Fold comparison of addresses of decls
7285 that bind locally or of constants. Consolidate address folding code.
7286 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
7287 results from fold_binary_to_constant.
7288 (compare_values_warnv): Likewise.
7290 2008-03-27 Andrew Pinski <pinskia@gmail.com>
7293 * fold-const.c (fold_truthop): Check for integeral types when folding
7294 a == 0 && b == 0 and a != 0 || b != 0 .
7296 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
7298 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
7300 2008-03-26 Andreas Schwab <schwab@suse.de>
7302 * doc/invoke.texi: Fix use of @item vs. @itemx.
7304 2008-03-26 Tom Tromey <tromey@redhat.com>
7306 * Makefile.in (build/gensupport.o, build/print-rtl.o,
7307 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
7308 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
7309 build/gencodes.o, build/genconditions.o, build/genconfig.o,
7310 build/genconstants.o, build/genemit.o, build/genextract.o,
7311 build/genflags.o, build/genmddeps.o, build/genopinit.o,
7312 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
7315 2008-03-26 Richard Guenther <rguenther@suse.de>
7318 2008-03-26 Richard Guenther <rguenther@suse.de>
7320 * fold-const.c (target.h): Include.
7321 (fold_comparison): Fold comparison of addresses of two decls
7322 that bind locally. Consolidate address folding code.
7324 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7326 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
7327 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
7328 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
7329 dconstsqrt2, dconstthird, dconste and/or dconst10.
7330 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
7331 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
7332 dconstsqrt2, dconste): Delete.
7333 (init_emit_once): Likewise. Simplify initializing dconstm1.
7335 * real.c (get_real_const): New.
7336 * real.h (dconst3, dconst10, dconstm2, dconstthird,
7337 dconstsqrt2, dconste): Delete.
7338 (real_value_const, get_real_const): New.
7340 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
7342 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
7344 * config/i386/i386.c (ix86_function_arg_boundary): Check
7345 BIGGEST_ALIGNMENT instead of 128.
7346 (setup_incoming_varargs_64): Likewise.
7348 2008-03-26 Tom Tromey <tromey@redhat.com>
7350 * Makefile.in (DEPFILES): Add missing '/'.
7352 2008-03-26 Richard Guenther <rguenther@suse.de>
7354 * fold-const.c (target.h): Include.
7355 (fold_comparison): Fold comparison of addresses of two decls
7356 that bind locally. Consolidate address folding code.
7358 2008-03-26 Nick Clifton <nickc@redhat.com>
7361 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
7362 not allow INT+INT as a legitimate addressing mode.
7364 2008-03-26 Richard Guenther <rguenther@suse.de>
7366 * tree-flow.h (widen_bitfield): Remove declaration.
7367 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
7368 (widen_bitfield): Remove function.
7369 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
7372 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7375 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
7378 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
7380 PR rtl-optimization/35232
7381 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
7382 (forget_old_reloads_1, forget_marked_reloads): Don't clear
7383 reg_reloaded_call_part_clobbered here.
7384 (reload_regs_reach_end_p): New function.
7385 (reload_reg_rtx_for_input): New variable.
7386 (reload_reg_rtx_for_output): Likewise.
7387 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
7388 when reassigning a pseudo register. Load reloadreg from
7389 reload_reg_rtx_for_input, moving the mode and register
7391 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
7392 instead of the original when deciding whether an input reload
7393 would be a no-op or whether an output reload can be deleted.
7394 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
7395 when setting up new_spill_reg_store. Load it from
7396 reload_reg_rtx_for_output, moving the mode and register
7398 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
7399 instead of the original when deciding whether an output reload
7400 would be a no-op. Do the same when modifying insn notes.
7401 Use rtx_equal_p instead of == to compare the registers.
7402 (inherit_piecemeal_p): Take a mode and two register numbers
7404 (emit_reload_insns): Clear new_spill_reg_store for every hard
7405 register in the reload register. Remove spill registers
7406 from reg_reloaded_valid before considering whether to record
7407 inheritance information for them. Use reload_reg_rtx_for_output
7408 instead of reg_rtx when recording output reloads. Use
7409 reload_reg_rtx_for_input instead of reg_rtx when recording
7410 input reloads. Set or clear reg_reloaded_call_part_clobbered
7411 at the same time as setting reg_reloaded_valid.
7412 (delete_output_reload): Add a new_reload_reg parameter and use it
7413 instead of rld[j].reg_rtx.
7414 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
7417 2008-03-25 Tom Tromey <tromey@redhat.com>
7419 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
7420 (build/genattr.o): Likewise.
7421 (build/genattrtab.o): Likewise.
7422 (build/gencodes.o): Likewise.
7423 (build/genconfig.o): Likewise.
7424 (build/genconstants.o): Likewise.
7425 (build/genemit.o): Likewise.
7426 (build/genextract.o): Likewise.
7427 (build/genflags.o): Likewise.
7429 2008-03-25 Bob Wilson <bob.wilson@acm.org>
7431 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
7432 instead of size_int for integer types.
7433 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
7434 to match type of MINUS_EXPR.
7436 2008-03-25 Tom Tromey <tromey@redhat.com>
7438 * configure: Rebuilt.
7439 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
7442 2008-03-25 Tom Tromey <tromey@redhat.com>
7444 * config/x-solaris (host-solaris.o): Update.
7445 * config/x-linux (host-linux.o): Update.
7446 * config/x-hpux (host-hpux.o): Update.
7447 * config/x-darwin (host-darwin.o): Update.
7448 * config/v850/t-v850e (v850-c.o): Update.
7449 * config/v850/t-v850 (v850-c.o): Update.
7450 * config/t-vxworks (vxworks.o): Update.
7451 * config/t-sol2 (sol2-c.o, sol2.o): Update.
7452 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
7453 * config/spu/t-spu-elf (spu-c.o): Update.
7455 * config/sh/t-symbian (sh-c.o): Update.
7456 (symbian.o): Update.
7457 * config/sh/t-sh (sh-c.o): Update.
7458 * config/score/t-score-elf (score7.o, score3.o): Update.
7459 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
7460 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
7461 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
7462 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
7464 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
7465 * config/m32c/t-m32c (m32c-pragma.o): Update.
7466 * config/ia64/t-ia64 (ia64-c.o): Update.
7467 * config/i386/x-mingw32 (host-mingw32.o): Update.
7468 * config/i386/x-i386 (driver-i386.o): Update.
7469 * config/i386/x-darwin (host-i386-darwin.o): Update.
7470 * config/i386/x-cygwin (host-cygwin.o): Update.
7471 * config/i386/t-nwld (nwld.o): Update.
7472 * config/i386/t-netware (netware.o): Update.
7473 * config/i386/t-interix (winnt.o): Update.
7474 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
7475 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
7476 msformat-c.o): Update.
7477 * config/bfin/t-bfin-linux (generated_files): Add
7478 linux-sysroot-suffix.h.
7479 * config/arm/t-wince-pe (pe.o): Update.
7480 * config/arm/t-strongarm-pe (pe.o): Update.
7481 * config/arm/t-pe (pe.o): Update.
7482 * config/arm/t-arm (arm-c.o): Update.
7483 * doc/install.texi (Prerequisites): Require make 3.80.
7484 * Makefile.in: Remove .o targets.
7485 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
7486 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
7487 (simple_generated_h, simple_generated_c): Move earlier.
7488 (generated_files): New variable.
7489 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
7490 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
7491 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
7492 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
7493 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
7494 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
7495 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
7496 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
7497 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
7498 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
7499 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
7500 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
7502 (COMPILE.base, COMPILE): New variables.
7503 (%.o): New pattern rule.
7504 (ALL_HOST_OBJS): New variable.
7505 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
7506 (dummy-checksum.o, cc1-checksum.o): Remove.
7507 (DRIVER_SHLIB): New variable.
7508 (DRIVER_DEFINES): Use it.
7509 (gencondmd.c): Move out of build/.
7510 (s-conditions): Update.
7511 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
7512 (ALL_BUILD_OBJS): Likewise.
7513 (build/%.o): Use BUILDCOMPILE.
7514 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
7515 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
7516 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
7517 build/gencheck.o, build/gencodes.o, build/genconditions.o,
7518 build/genconfig.o, build/genconstants.o, build/genemit.o,
7519 build/genextract.o, build/genflags.o, build/genmddeps.o,
7520 build/genopinit.o, build/genoutput.o, build/genpeep.o,
7521 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
7522 build/gen-protos.o, build/scan.o, build/fix-header.o,
7523 build/scan-decls.o): Simplify.
7524 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
7525 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
7526 prefix.o, toplev.o): Reduce to variable setting.
7527 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
7528 ($(out_object_file), gcc-options.o): New targets.
7529 ($(ALL_HOST_OBJS)): New target. Include dependency files.
7530 * configure: Rebuilt.
7531 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
7532 * doc/sourcebuild.texi (Front End Directory): Document new variable.
7534 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
7536 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
7537 complain when we hit an error, return ERROR_MARK_NODE.
7539 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7541 * config/sh/constraints.md (Pso, Psz): New constraints.
7542 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
7543 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
7545 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7547 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
7548 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
7550 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
7552 * config/sh/sh.md (prefetch): Add condition for SH2A target.
7553 (prefetch_sh2a): New.
7555 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7556 Naveen.H.S <naveen.hs@kpitcummins.com>
7558 * config/sh/constraints.md (I28): New constraint.
7559 * config/sh/sh.c (broken_move): Add support for movi20s.
7560 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
7562 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
7563 Jayant Sonar <Jayant.sonar@kpitcummins.com>
7564 Naveen.H.S <naveen.hs@kpitcummins.com>
7566 * config/sh/sh.c (SH_ATTRIBUTES): Define.
7567 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
7568 (print_operand): Handle resbank in %@ operand code.
7569 (sh_encode_section_info): New.
7570 (push_regs): Add conditions for resbank.
7571 (sh_expand_epilogue): Likewise.
7572 (sh_insert_attributes): Likewise.
7573 (sh_attribute_table): Likewise.
7574 (sh_handle_resbank_handler_attribute): New.
7575 (sh2a_handle_function_vector_handler_attribute): New.
7576 (sh2a_is_function_vector_call): New.
7577 (sh2a_get_function_vector_number): New.
7578 (sh2a_function_vector_p): New.
7579 (sh_cfun_resbank_handler_p): New.
7580 * config/sh/sh.md (calli): Emit jsr/n if possible.
7581 (calli_tbr_rel): New.
7582 (calli_pcrel): Emit jsr/n if possible.
7583 (return_i): Emit rts/n if possible.
7584 (call_valuei_tbr_rel): New.
7585 (call_valuei_pcrel): Add condition for SH2A target.
7586 (call_value): Likewise.
7587 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
7588 (sh2a_get_function_vector_number): Likewise.
7589 (sh2a_is_function_vector_call): Likewise.
7590 * doc/extend.texi: Document TBR relative addressing of SH2A.
7591 (resbank): Add description for SH2A.
7593 2008-03-24 Richard Guenther <rguenther@suse.de>
7596 * gimplify.c (gimplify_modify_expr): For frontend type-correct
7597 pointer assignments change conversions according to middle-end rules.
7598 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
7599 * configure.ac: Include type checking in yes.
7600 * configure: Regenerate.
7602 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7604 * diagnostic.c (diagnostic_count_diagnostic): Delete.
7605 (diagnostic_report_diagnostic): Update. Handle ICEs here.
7607 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
7609 * gthr-vxworks.h (UNUSED): Define.
7611 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
7613 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and
7616 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
7618 * doc/extend.texi (Function Attributes): Add missing comma in the
7619 example of the "alloc_size" attribute.
7621 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
7624 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
7626 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
7629 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7632 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7633 of the underlying type of a MS bitfield layout to the natural
7634 alignment of the type.
7636 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7638 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7639 to their natural alignment to avoid store forwarding stalls.
7641 2008-03-22 Richard Guenther <rguenther@suse.de>
7643 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
7644 For PHI nodes verify the address is invariant.
7645 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
7646 (get_symbol_constant_value): Use is_gimple_min_invariant.
7647 (maybe_fold_stmt_indirect): Likewise.
7649 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
7651 PR rtl-optimization/33927
7652 * Makefile.in (dse.o): Depend on $(TM_P_H).
7653 * expr.h (extract_low_bits): Declare.
7654 * expmed.c (extract_low_bits): New function.
7655 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
7656 * dse.c: Include tm_p.h.
7657 (find_shift_sequence): Remove the read_reg argument and return the
7658 read value. Emit the instructions instead of returning them.
7659 Iterate on new_mode rather than calculating it each time.
7660 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
7661 source to NEW_MODE and extract_low_bits to convert the shifted
7663 (replace_read): Allow the load and store to have different mode
7664 classes. Use extract_low_bits when SHIFT == 0. Create the shift
7665 or extraction instructions before trying the replacement. Update
7666 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
7668 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
7670 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
7671 to their natural alignment to avoid store forwarding stalls.
7673 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
7676 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
7677 encouraging but not allowing gprs for input;
7678 change the input constraint to !f#r.
7679 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
7681 change the output constraint to !f#r.
7683 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
7686 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
7687 corresponding post-reload splitters.
7688 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
7689 when x87 FP math is selected.
7690 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
7691 New function prototype.
7692 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
7693 unreachable function to ease macroization of insn patterns.
7695 2008-03-21 Martin Jambor <mjambor@suse.cz>
7697 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
7698 reference dumps if ddr is NULL or dependence is unknown.
7700 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7702 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
7703 unsigned extension into account.
7704 (ATOMIC_COMPARE_AND_SWAP): Likewise.
7705 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
7706 Do computations on a scratch register.
7708 2008-03-21 Richard Guenther <rguenther@suse.de>
7710 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
7711 Use is_gimple_min_invariant instead of TREE_INVARIANT.
7712 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
7713 * tree-ssa-dom.c (record_equality): Likewise.
7714 * tree-inline.c (copy_body_r): Likewise.
7715 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
7718 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
7720 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
7721 as 'delete_unused' argument.
7723 2008-03-20 Richard Guenther <rguenther@suse.de>
7725 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
7726 special casing of constant qualifiers.
7727 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
7728 care about them in general.
7729 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
7730 regardless of their type.
7731 (fold_stmt_r): Forcefully fold *& if we end up with that.
7733 2008-03-20 Paul Brook <paul@codesourcery.com>
7735 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
7736 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
7738 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
7740 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
7741 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
7743 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
7745 * common.opt (Wmudflap): New option.
7746 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
7747 (mx_register_decls): Likewise.
7748 (mudflap_finish_file): Likewise.
7749 * doc/invoke.texi: Document -Wno-mudflap.
7751 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
7753 * c-format.c (replace_format_name_to_system_name): New.
7755 (convert_format_name_to_system_name): New.
7756 (decode_format_attr): Add use of convert_format_name_to_system_name.
7757 (format_types_orig): Add gnu_ prefix to names.
7758 (check_format_info_main): Special treating of \0 escaped names for
7759 supporting multi-character format specifiers as I32, I64.
7760 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
7761 (gnu_target_overrides_format_attributes): New.
7762 * c-format.h: Add structure target_ovr_attr to hold
7763 system specific formatter names.
7764 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
7765 msformat-c.o file to c_target_objs and cxx_target_objs.
7766 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7767 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
7768 (TARGET_N_FORMAT_TYPES): New.
7769 * config/i386/msformat-c.c: New.
7770 * config/i386/t-cygming: Add build rule for msformat-c.o.
7771 * doc/extend.texi: Add new format names gnu_* and ms_* and
7773 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
7775 2008-03-20 Ira Rosen <irar@il.ibm.com>
7777 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
7778 optimizations turned on under -O3.
7779 (ftree-vectorize): Add that the flag is turned on with -O3.
7781 2008-03-20 Ben Elliston <bje@au.ibm.com>
7783 * regmove.c (try_auto_increment): Fix spelling error in comment.
7784 * final.c (final_scan_insn): Likewise.
7786 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
7789 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
7790 allocator preferences for "y" and "r" class registers.
7791 ("*mov<mode>_internal"): Ditto.
7792 ("*movv2sf_internal_rex64"): Ditto.
7793 ("*movv2sf_internal"): Ditto.
7795 2008-03-19 Michael Matz <matz@suse.de>
7798 * calls.c (expand_call): Check overlap of arguments with call
7799 address for sibcalls.
7801 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
7804 * stor-layout.c (update_alignment_for_field): Set minimum alignment
7805 of the underlying type of a MS bitfield layout to the natural
7806 alignment of the type.
7808 2008-03-19 Jan Hubicka <jh@suse.cz>
7811 * toplev.c (decode_d_option): Handle all CPP flags.
7812 * tree-vrp.c: Update tree_pass descriptors.
7813 * regrename.c: Update tree_pass descriptors.
7814 * fwprop.c: Update tree_pass descriptors.
7815 * doc/invoke.texi: Remove documentation of dropped -d? flags.
7816 * tree-into-ssa.c: Update tree_pass descriptors.
7817 * tree-dump.c: Update tree_pass descriptors.
7818 * tree-complex.c: Update tree_pass descriptors.
7819 * tree-dump.h: Update tree_pass descriptors.
7820 * see.c: Update tree_pass descriptors.
7821 * cgraphbuild.c: Update tree_pass descriptors.
7822 * tracer.c: Update tree_pass descriptors.
7823 * tree-loop-distribution.c: Update tree_pass descriptors.
7824 * cgraph.c: Update tree_pass descriptors.
7825 * postreload-gcse.c: Update tree_pass descriptors.
7826 * postreload.c: Update tree_pass descriptors.
7827 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
7828 * tree-tailcall.c: Update tree_pass descriptors.
7829 * tree-pass.h (tree_opt_pass): Rename to ...
7830 (opt_pass) ... this one; add "type" field and remove letter field.
7831 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
7832 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
7833 all_lowering_passes): Update declaration.
7834 * ipa-cp.c: Update tree_pass descriptors.
7835 * final.c: Update tree_pass descriptors.
7836 * omp-low.c: Update tree_pass descriptors.
7837 * tree-ssa-dse.c: Update tree_pass descriptors.
7838 * ipa-reference.c: Update tree_pass descriptors.
7839 * tree-ssa-uncprop.c: Update tree_pass descriptors.
7840 * auto-inc-dec.c: Update tree_pass descriptors.
7841 * reorg.c: Update tree_pass descriptors.
7842 * cgraphunit.c: Update tree_pass descriptors.
7843 * tree-ssa-copyrename.c: Update tree_pass descriptors.
7844 * tree-ssa-ccp.c: Update tree_pass descriptors.
7845 * df-core.c: Update tree_pass descriptors.
7846 * mode-switching.c: Update tree_pass descriptors.
7847 * tree-nomudflap.c: Update tree_pass descriptors.
7848 * modulo-sched.c: Update tree_pass descriptors.
7849 * ipa-pure-const.c: Update tree_pass descriptors.
7850 * cse.c: Update tree_pass descriptors.
7851 * web.c: Update tree_pass descriptors.
7852 * tree-stdarg.c: Update tree_pass descriptors.
7853 * tree-ssa-math-opts.c: Update tree_pass descriptors.
7854 * tree-ssa-dom.c: Update tree_pass descriptors.
7855 * tree-nrv.c: Update tree_pass descriptors.
7856 * tree-ssa-alias.c: Update tree_pass descriptors.
7857 * loop-init.c: Update tree_pass descriptors.
7858 * gimple-low.c: Update tree_pass descriptors.
7859 * ipa-inline.c: Update tree_pass descriptors.
7860 * tree-ssa-sink.c: Update tree_pass descriptors.
7861 * global.c: Update tree_pass descriptors.
7862 * ifcvt.c: Update tree_pass descriptors.
7863 * jump.c: Update tree_pass descriptors.
7864 * predict.c: Update tree_pass descriptors.
7865 * tree-ssa-loop.c: Update tree_pass descriptors.
7866 * recog.c: Update tree_pass descriptors.
7867 * dse.c: Update tree_pass descriptors.
7868 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
7869 * tree-eh.c: Update tree_pass descriptors.
7870 * regmove.c: Update tree_pass descriptors.
7872 * function.c: Update tree_pass descriptors.
7873 * tree-vectorizer.c: Update tree_pass descriptors.
7874 * gcse.c: Update tree_pass descriptors.
7875 * ipa-type-escape.c: Update tree_pass descriptors.
7876 * tree-if-conv.c: Update tree_pass descriptors.
7877 * init-regs.c: Update tree_pass descriptors.
7878 * ipa.c: Update tree_pass descriptors.
7879 * tree-ssa-phiopt.c: Update tree_pass descriptors.
7880 * rtl-factoring.c: Update tree_pass descriptors.
7881 * lower-subreg.c: Update tree_pass descriptors.
7882 * bt-load.c: Update tree_pass descriptors.
7883 * tree-dfa.c: Update tree_pass descriptors.
7884 * except.c: Update tree_pass descriptors.
7885 * emit-rtl.c: Update tree_pass descriptors.
7886 * cfgexpand.c: Update tree_pass descriptors.
7887 * tree-cfgcleanup.c: Update tree_pass descriptors.
7888 * cfgcleanup.c: Update tree_pass descriptors.
7889 * tree-ssa-pre.c: Update tree_pass descriptors.
7890 * tree-sra.c: Update tree_pass descriptors.
7891 * tree-mudflap.c: Update tree_pass descriptors.
7892 * tree-ssa-copy.c: Update tree_pass descriptors.
7893 * cfglayout.c: Update tree_pass descriptors.
7894 * tree-ssa-forwprop.c: Update tree_pass descriptors.
7895 * tree-ssa-dce.c: Update tree_pass descriptors.
7896 * tree-ssa.c: Update tree_pass descriptors.
7897 * regclass.c: Update tree_pass descriptors.
7898 * integrate.c: Update tree_pass descriptors.
7899 * tree-optimize.c: Update tree_pass descriptors.
7900 * tree-ssa-phiprop.c: Update tree_pass descriptors.
7901 * tree-object-size.c: Update tree_pass descriptors.
7902 * combine.c: Update tree_pass descriptors.
7903 * tree-outof-ssa.c: Update tree_pass descriptors.
7904 * bb-reorder.c: Update tree_pass descriptors.
7905 * stack-ptr-mod.c: Update tree_pass descriptors.
7906 * var-tracking.c: Update tree_pass descriptors.
7907 * tree-profile.c: Update tree_pass descriptors.
7908 * tree-vect-generic.c: Update tree_pass descriptors.
7909 * reg-stack.c: Update tree_pass descriptors.
7910 * sched-rgn.c: Update tree_pass descriptors.
7911 * tree-ssa-structalias.c: Update tree_pass descriptors.
7912 * tree-cfg.c: Update tree_pass descriptors.
7913 * passes.c (current_pass): Update declaration.
7914 (finish_optimization_passes): Update.
7915 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
7916 (register_one_dump_file, register_dump_files_1, next_pass_1):
7918 (init_optimization_passes): Update handling of new types.
7919 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
7920 * ipa-struct-reorg.c: Update tree_pass descriptors.
7921 * tree-ssa-reassoc.c: Update tree_pass descriptors.
7922 * combine-stack-adj.c: Update tree_pass descriptors.
7923 * cfgrtl.c: Update tree_pass descriptors.
7924 * dce.c: Update tree_pass descriptors.
7925 * tree-ssanames.c: Update tree_pass descriptors.
7927 2008-03-19 Richard Guenther <rguenther@suse.de>
7930 * tree-ssa.c (walk_data): New structure.
7931 (warn_uninitialized_var): If not always_executed warn with "maybe"
7933 (execute_early_warn_uninitialized): Compute post-dominators.
7934 Initialize always_executed before processing each basic block.
7936 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
7939 * config/i386/i386.c (x86_this_parameter): Calculate correct location
7940 of "this" pointer when "regparm = N" or "fastcall" is in effect.
7942 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7944 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
7946 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
7948 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
7950 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
7951 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
7952 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
7953 target after ignore has been set, and move there also the commputation
7954 of subtarget and original_target.
7955 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
7956 (LANG_HOOKS_INITIALIZER): Remove it.
7957 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
7959 2008-03-18 Richard Guenther <rguenther@suse.de>
7961 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
7962 found an expression with constants, note that in the VN for the lhs.
7963 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
7964 fold them to constants if possible. Run cleanup_cfg if done so.
7965 (execute_pre): Return todo.
7967 (execute_fre): Likewise.
7968 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
7970 (get_prop_source_stmt): Look through pointer conversions.
7972 2008-03-18 Jan Hubicka <jh@suse.cz>
7974 * tree-pretty-print.c: Include predict.h.
7975 (dump_generic_node): Dump predictor.
7976 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
7977 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
7978 * gimple-low.c (lower_stmt): Likewise.
7979 * expr.c (expand_expr_real): Likewise.
7980 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
7982 (build_predict_expr, build_predict_expr): New.
7983 * predict.h (predictor_name, build_predict_expr): Update.
7984 * c-typeck.c (c_finish_bc_stmt): Add prediction.
7985 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
7986 * predict.def (PRED_CONTINUE): Update hitrate.
7987 * tree.def (PREDICT_EXPR): Define.
7988 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
7989 do not handle BIND_EXPR.
7990 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
7991 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
7992 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
7995 2008-03-18 Michael Matz <matz@suse.de>
7997 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
7999 2008-03-18 Richard Guenther <rguenther@suse.de>
8001 * tree-gimple.h (is_gimple_invariant_address): Declare.
8002 (is_gimple_constant): Likewise.
8003 * tree-gimple.c (is_gimple_constant): New function.
8004 (is_gimple_invariant_address): Likewise.
8005 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
8006 and is_gimple_invariant_address.
8007 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
8009 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
8010 an addressable base.
8012 2008-03-18 Jakub Jelinek <jakub@redhat.com>
8015 * gimplify.c (gimplify_expr): Gimplify second operand of
8018 2008-03-17 Richard Guenther <rguenther@suse.de>
8020 PR tree-optimization/19637
8021 * fold-const.c (fold_unary): Remove restrictions of removing
8022 intermediate pointer-conversions (P2)(P1)P0.
8023 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
8024 conversion to void pointer.
8025 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
8027 2008-03-16 James E. Wilson <wilson@tuliptree.org>
8030 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
8031 emulated thread local variables.
8033 2008-03-16 Richard Guenther <rguenther@suse.de>
8036 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
8037 expand TREE_INVARIANT operations that are not gimple invariant.
8039 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
8041 * doc/extend.texi (Alignment): Say that the ABI controls
8042 the __alignof__ for non-strict-alignment targets rather
8043 than being a recommendation.
8045 2008-03-15 Paul Brook <paul@codesourcery.com>
8047 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
8049 (arm_output_fn_unwind): Mark functions that can not be unwound.
8051 2008-03-15 Paul Brook <paul@codesourcery.com>
8053 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
8054 extension instructions.
8056 2008-03-15 Richard Guenther <rguenther@suse.de>
8058 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
8059 and fold constant aggregate refs.
8060 (fold_const_aggregate_ref): Handle string constants
8061 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
8062 (evaluate_stmt): Simplify now that ccp_fold folds constant
8065 2008-03-15 Paul Brook <paul@codesourcery.com>
8067 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
8068 (extzv): Use gen_extzv_t2.
8069 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
8071 2008-03-15 Richard Guenther <rguenther@suse.de>
8073 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
8074 (fold_const_aggregate_ref): Likewise.
8075 (get_value): Return NULL if we don't have any values.
8076 (ccp_finalize): Set const_val to NULL after freeing it.
8077 * tree-flow.h (get_symbol_constant_value): Declare.
8078 (fold_const_aggregate_ref): Likewise.
8079 * tree-ssa-sccvn.c (try_to_simplify): Use them.
8081 2008-03-15 Richard Guenther <rguenther@suse.de>
8084 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
8085 to not produce negative array indices if not allowed. Add
8086 parameter to indicate that.
8087 (maybe_fold_offset_to_component_ref): Allow negative array
8088 indices only for the first member of a structure.
8089 (maybe_fold_offset_to_reference): Allow negative array indices.
8090 (maybe_fold_stmt_addition): Likewise.
8092 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
8093 Anatoly Sokolov <aesok@post.ru>
8095 * gcc/gcc/config/avr/avr.c (avr_arch_types): Add avr6 entry.
8096 (avr_arch): Add ARCH_AVR6.
8097 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
8098 (initial_elimination_offset): Initialize and use 'avr_pc_size'
8099 instead of fixed value 2.
8100 (print_operand_address): Use gs() asm specifier instead of pm().
8101 (avr_assemble_integer): (Ditto.).
8102 (avr_output_addr_vec_elt): (Ditto.).
8103 (print_operand): Handle "!" code.
8104 * gcc/gcc/config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
8105 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
8106 (AVR_HAVE_EIJMP_EICALL): Define.
8107 (AVR_3_BYTE_PC): Redefine.
8108 (AVR_2_BYTE_PC): (Ditto.).
8109 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
8110 (LINK_SPEC): Add atmega2560 and atmega2561.
8111 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
8113 * gcc/gcc/config/avr/avr.md (call_insn): Use eicall instead of icall
8114 for 3 byte PC devices.
8115 (call_value_insn): (Ditto.).
8116 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
8117 (indirect_jump): Use only for for 2 byte PC devices.
8118 (*tablejump): (Ditto.).
8119 (*indirect_jump_avr6): Add insn.
8120 (*tablejump_rjmp): Don't use for 3 byte PC devices.
8121 * gcc/gcc/config/avr/libgcc.S (__prologue_saves__): Use eijmp
8122 instead of ijmp for 3 byte PC devices.
8123 (__tablejump2__): (Ditto.).
8124 * gcc/gcc/config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
8125 (MULITLIB_DIRNAMES): (Ditto.).
8126 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
8128 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
8130 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
8131 "sse2_umulsidi3". Use V1DI mode for operand 0.
8132 ("mmx_psadbw"): Use V1DI mode for operand 0.
8133 * config/i386/i386-modes.def (V1SI): New vector mode.
8134 * config/i386/i386.c (struct builtin_description)
8135 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
8136 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
8137 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
8138 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
8139 v1di_ftype_v8qi_v8qi type.
8140 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
8142 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
8143 __builtin_ia32_pmuludq]: Fix the mode of return value.
8145 2008-03-15 Richard Guenther <rguenther@suse.de>
8148 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
8151 2008-03-14 Bob Wilson <bob.wilson@acm.org>
8153 * doc/invoke.texi (Option Summary, Xtensa Options): Document
8154 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
8155 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
8156 unless TARGET_SERIALIZE_VOLATILE is enabled.
8157 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
8158 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
8159 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
8161 2008-03-14 Richard Guenther <rguenther@suse.de>
8163 PR tree-optimization/34172
8164 * tree-flow.h (refs_may_alias_p): Declare.
8165 (get_single_def_stmt): Likewise.
8166 (get_single_def_stmt_from_phi): Likewise.
8167 (get_single_def_stmt_with_phi): Likewise.
8168 * tree-dfa.c (refs_may_alias_p): New function.
8169 (get_single_def_stmt): Likewise.
8170 (get_single_def_stmt_from_phi): Likewise.
8171 (get_single_def_stmt_with_phi): Likewise.
8172 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
8173 (vn_reference_lookup_1): New helper function.
8174 (vn_reference_lookup): Walk the virtual use-def chain to
8175 continue searching for a match if the def does not alias the
8176 reference we are looking for.
8178 2008-03-14 David Edelsohn <edelsohn@gnu.org>
8180 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
8181 archive and Perzl. Update The Written Word listing.
8183 2008-03-14 Richard Guenther <rguenther@suse.de>
8185 PR tree-optimization/34043
8186 PR tree-optimization/33989
8187 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
8189 (bitmap_find_leader): Use extra argument to verify dominance
8190 relationship inside a basic-block.
8191 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
8192 (find_leader_in_sets): Adjust.
8193 (create_component_ref_by_pieces): Take extra argument for
8194 dominance check, handle lookup failures.
8195 (find_or_generate_expression): Likewise.
8196 (create_expression_by_pieces): Likewise.
8197 (insert_into_preds_of_block): Adjust.
8198 (create_value_expr_from): If asked for, verify all operands
8199 are in the blocks AVAIL_OUT set.
8200 (make_values_for_stmt): Check for SSA_NAMEs that are life
8201 over an abnormal edge.
8202 (compute_avail): Remove such check.
8203 (do_SCCVN_insertion): New function.
8204 (eliminate): If we do not find a leader suitable for replacement
8205 insert a replacement expression from SCCVN if available.
8206 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
8207 (struct vn_ssa_aux): Add needs_insertion flag.
8208 * tree-ssa-sccvn.c (may_insert): New global flag.
8209 (copy_reference_ops_from_ref): Value-number union member access
8210 based on its size, not type and member if insertion is allowed.
8211 (visit_reference_op_load): For a weak match from union type
8212 punning lookup a view-converted value and insert a SSA_NAME
8213 for that value if that is not found.
8214 (visit_use): Make dumps shorter. Do not disallow value numbering
8215 SSA_NAMEs that are life over an abnormal edge to constants.
8216 (free_scc_vn): Release inserted SSA_NAMEs.
8217 (run_scc_vn): New flag to specify whether insertion is allowed.
8218 Process SSA_NAMEs in forward order.
8219 * tree-ssa-loop-im.c (for_each_index): Handle invariant
8220 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
8221 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
8222 pointer type to/from integral types that do not change the
8223 precision to regular conversions.
8225 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8227 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8228 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8229 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
8230 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
8231 input arguments and the mode of return value. Built-in functions
8232 that operate on whole 64-bit MMX register now use V1DI mode.
8234 2008-03-13 Alon Dayan <alond@il.ibm.com>
8235 Olga Golovanevsky <olga@il.ibm.com>
8237 PR tree-optimization/35041
8238 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
8239 to locate the right position in a statement.
8241 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
8245 * config/i386/xmmintrin.h: Change all static inline functions to
8246 extern inline and add __gnu_inline__ attribute.
8247 * config/i386/bmintrin.h: Ditto.
8248 * config/i386/smmintrin.h: Ditto.
8249 * config/i386/tmmintrin.h: Ditto.
8250 * config/i386/mmintrin-common.h: Ditto.
8251 * config/i386/ammintrin.h: Ditto.
8252 * config/i386/emmintrin.h: Ditto.
8253 * config/i386/pmmintrin.h: Ditto.
8254 * config/i386/mmintrin.h: Ditto.
8255 * config/i386/mm3dnow.h: Ditto.
8257 2008-03-13 Jakub Jelinek <jakub@redhat.com>
8260 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
8261 (lower_omp_2): New function.
8262 (lower_omp_1, lower_omp): Rewritten.
8264 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
8267 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
8268 with the phrase "Microsoft Windows compilers".
8269 (Push/Pop Macro Pragmas): New subsection. Document
8270 #pragma push_macro and pragma pop_macro.
8272 2008-03-12 Paul Brook <paul@codesourcery.com>
8274 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
8276 2008-03-12 Paul Brook <paul@codesourcery.com>
8278 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
8279 (thumb2_alusi3_short): Exclude PLUS and MINUS.
8280 (thumb2_addsi_shortim): Rename ...
8281 (thumb2_addsi_short): ... to this. Allow register operands.
8282 (thumb2_subsi_short): New pattern.
8283 (thumb2_one_cmplsi2_short,
8284 thumb2_negsi2_short): New patterns and peepholes.
8286 2008-03-12 Paul Brook <paul@codesourcery.com>
8288 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
8290 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
8292 * config/i386/i386.md (int_cond): New code iterator.
8294 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
8295 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
8296 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
8297 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
8298 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
8299 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
8300 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
8301 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
8303 2008-03-12 Paul Brook <paul@codesourcery.com>
8305 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
8306 instead of {arm,thumb}_compute_save_reg_mask.
8307 (output_return_instruction): Ditto.
8308 (thumb_unexpanded_epilogue): Ditto.
8309 (thumb1_expand_prologue): Ditto.
8310 (thumb1_output_function_prologue): Ditto.
8311 (arm_set_return_address): Ditto.
8312 (thumb_set_return_address): Ditto.
8313 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
8314 regs to achieve stack alignment.
8315 (thumb1_compute_save_reg_mask): Fix compiler warning.
8316 (arm_output_epilogue): Use offsets->saved_regs_mask.
8317 Adjust stack pointer by poping call clobered registers.
8318 (arm_expand_prologue): Use offsets->saved_regs_mask.
8319 Adjust stack pointer by pushing extra registers.
8320 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
8322 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
8325 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
8326 conversion to the operands of a multiplication.
8328 2008-03-12 Richard Guenther <rguenther@suse.de>
8330 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
8331 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
8332 * timevar.def (TV_TREE_PHIPROP): Add.
8333 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
8334 pass description. Use TV_TREE_PHIPROP.
8335 * tree-ssa-forwprop.c: Remove phiprop code.
8337 2008-03-12 Jakub Jelinek <jakub@redhat.com>
8340 * omp-low.c (maybe_lookup_decl): Constify first argument.
8341 (use_pointer_for_field): Change last argument from bool to
8342 omp_context *. Disallow shared copy-in/out in nested
8343 parallel if decl is shared in outer parallel too.
8344 (build_outer_var_ref, scan_sharing_clauses,
8345 lower_rec_input_clauses, lower_copyprivate_clauses,
8346 lower_send_clauses, lower_send_shared_vars): Adjust callers.
8348 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
8349 Ira Rosen <irar@il.ibm.com>
8351 * tree-vectorizer.c (free_stmt_vec_info): New function.
8352 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
8353 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
8354 * tree-vectorizer.h (free_stmt_vec_info): Declare.
8355 * tree-vect-transform.c (vectorizable_conversion): Free
8356 vec_oprnds0 if it was allocated.
8357 (vect_permute_store_chain): Remove unused VECs.
8358 (vectorizable_store): Free VECs that are allocated in the..
8360 (vect_transform_strided_load, vectorizable_load): Likewise.
8361 (vect_remove_stores): Simplify the code.
8362 (vect_transform_loop): Move code to vect_remove_stores().
8363 Call vect_remove_stores() and free_stmt_vec_info().
8365 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8367 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
8368 TARGET_HPUX. Revise comment.
8369 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
8370 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
8371 Use sr4 variant of `be' instruction when not generating PIC code.
8372 (attr_length_call): Adjust for above change.
8374 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8376 * ipa-reference.c (static_execute): Remove module_statics_const and
8377 associated setting code.
8379 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8382 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
8383 predicate for operand 1.
8384 (paritysi2_cmp): Use register_operand predicate for operand 2.
8385 Use earlyclobber modifier for operand 1. Remove support for
8387 (paritydi2_cmp): Use register_operand predicate for operand 3.
8388 Use earlyclobber modifier for operand 1. Remove support for
8391 2008-03-11 Paul Brook <paul@codesourcery.com>
8392 Vladimir Prus <vladimir@codesourcery.com>
8394 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
8395 (arm_compute_save_reg0_reg12_mask): Always
8396 check if register 11 must be saved. Always safe hard frame pointer
8397 when frame_pointer_needeed.
8398 (arm_compute_save_reg_mask): Save IP and PC
8399 only with apcs frames.
8400 (arm_output_epilogue): Adjust Thumb2 codepath to
8401 be also invoked and work for ARM non-apcs frames.
8402 (arm_expand_prologue): Don't bother saving IP
8403 for non-apcs frame, since it's not clobbered by
8404 prologue code. Implement non-apcs frame
8407 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8409 PR rtl-optimization/35281
8410 * expr.c (convert_move): Use a new pseudo for the intermediate
8411 from_mode->word_mode result.
8413 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
8415 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
8416 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
8417 * toplev.c (compile_file): Don't call it.
8419 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
8422 * expr.c (store_expr): Call emit_block_move if the mode
8423 of "temp" RTX is BLKmode.
8425 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
8426 Richard Guenther <rguenther@suse.de>
8428 PR tree-optimization/31358
8429 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
8430 the step with a NULL_TREE.
8431 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
8432 to sizetype if type is a pointer type.
8433 (add_candidate_1): Don't convert the base and step to
8434 the generic type if the orginal type is a pointer type.
8435 (add_iv_value_candidates): Use sizetype for the step
8436 if type is a pointer type.
8437 (cand_value_at): Likewise.
8438 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
8440 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
8441 Don't convert the tem affine to the type.
8442 (add_elt_to_tree): Use sizetype for the step if a pointer.
8443 Use POINTER_PLUS_EXPR for pointers.
8444 (aff_combination_to_tree): Use sizetype for the step if a
8447 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
8449 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
8450 Remove commutativity hint.
8452 2008-03-10 Jakub Jelinek <jakub@redhat.com>
8456 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
8457 errorneous type. Check that v is a VAR_DECL.
8460 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
8462 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
8464 PR tree-optimization/35494
8465 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
8466 may be overriden at link and run time.
8468 2008-03-10 Richard Guenther <rguenther@suse.de>
8470 PR tree-optimization/34677
8471 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
8472 (poolify_tree): Likewise.
8473 (modify_expr_template): Likewise.
8474 (poolify_modify_stmt): Likewise.
8475 (insert_fake_stores): Handle all component-ref style stores
8476 in addition to INDIRECT_REF. Also handle complex types.
8477 Do not poolify the inserted load.
8478 (realify_fake_stores): Do not rebuild the tree but only
8479 make it a SSA_NAME copy.
8480 (init_pre): Remove initialzation of modify_expr_template.
8481 Do not allocate modify_expr_node_pool.
8482 (fini_pre): Do not free modify_expr_node_pool.
8484 2008-03-10 Paul Brook <paul@codesourcery.com>
8486 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
8489 2008-03-10 Paul Brook <paul@codesourcery.com>
8490 Mark Shinwell <shinwell@codesourcery.com>
8492 * config/arm/cortex-r4.md: New.
8493 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
8495 * config/arm/arm.md: Include cortex-r4.md.
8496 (insn): Add smmls, sdiv and udiv values.
8497 (generic_sched): Don't use generic scheduling for Cortex-R4.
8498 (arm_issue_rate): New function.
8499 (TARGET_SCHED_ISSUE_RATE): Define.
8501 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
8503 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
8505 2008-03-10 Richard Guenther <rguenther@suse.de>
8507 * tree-ssa-pre.c (get_sccvn_value): Simplify.
8508 (compute_avail): Do not add stmt uses to AVAIL_OUT.
8510 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
8512 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
8513 Set default to true.
8515 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8517 * c.opt (Wsynth): Deprecate.
8518 * doc/invoke.texi (Option Summary, Warning Options): Document
8519 -Wno-format-contains-nul.
8521 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
8524 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
8525 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
8527 2008-03-09 Ira Rosen <irar@il.ibm.com>
8529 * config/rs6000/rs6000.c (builtin_description): Rename vector
8530 left shift operations.
8531 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
8532 (altivec_vsl<VI_char>): Rename to ...
8533 (ashl<mode>3): ... new name.
8534 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
8536 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
8538 2008-03-08 Richard Guenther <rguenther@suse.de>
8540 * coverage.h (tree_coverage_counter_addr): Declare.
8541 * coverage.c (tree_coverage_counter_addr): New function.
8542 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
8544 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
8545 (tree_gen_one_value_profiler): Likewise.
8546 (tree_gen_ic_profiler): Likewise.
8547 (tree_gen_average_profiler): Likewise.
8548 (tree_gen_ior_profiler): Likewise.
8550 2008-03-08 Richard Guenther <rguenther@suse.de>
8552 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
8553 (vn_binary_op_insert): Likewise.
8554 (vn_unary_op_lookup): Likewise.
8555 (vn_unary_op_insert): Likewise.
8556 (vn_nary_op_lookup): Declare.
8557 (vn_nary_op_insert): Likewise.
8558 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
8559 and binary hashes, use a single obstack for unary_op_pool
8561 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
8562 a single struct vn_nary_op_s. Store tree code length and
8563 a variable number of operands.
8564 (struct vn_reference_op_struct): Remove unused op2.
8565 (vn_reference_op_eq): Do not compare op2.
8566 (vn_reference_op_compute_hash): Do not compute hash of op2.
8567 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
8568 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
8569 with vn_nary_op_compute_hash.
8570 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
8571 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
8573 (vn_unary_op_insert, vn_binary_op_insert): Replace with
8575 (visit_unary_op): Call nary functions.
8576 (visit_binary_op): Likewise.
8577 (process_scc): Adjust for struct vn_tables_s changes.
8578 (allocate_vn_table): Likewise.
8579 (free_vn_table): Likewise.
8580 * tree-vn.c (vn_add): Call nary functions.
8581 (vn_lookup): Likewise.
8583 2008-03-08 Jakub Jelinek <jakub@redhat.com>
8586 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
8587 wdst back after sync_compare_and_swapqhi_internal.
8589 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
8592 * config/i386/i386-modes.def (V1DI): New vector mode.
8593 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
8594 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
8595 (MMXMODE248): Ditto.
8596 (MMXMODE): Add V1DI mode.
8597 (mmxvecsize): Change DI mode to V1DI mode.
8598 ("mov<mode>): Use MMXMODEI8 mode iterator.
8599 ("*mov<mode>_internal_rex64"): Ditto.
8600 ("*mov<mode>_internal"): Ditto.
8601 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
8602 ("mmx_sub<mode>3"): Ditto.
8603 ("mmx_adddi3"): Remove insn pattern.
8604 ("mmx_subdi3"): Ditto.
8605 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
8606 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
8607 ("mmx_ashl<mode>3"): Ditto.
8608 ("mmx_lshrdi3"): Remove insn pattern.
8609 ("mmx_ashldi3"): Ditto.
8610 * config/i386/i386.c (classify_argument): Handle V1DImode.
8611 (function_arg_advance_32): Ditto.
8612 (function_arg_32): Ditto.
8613 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
8614 mmx_addv1di3 insn pattern.
8615 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
8616 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
8617 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
8618 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
8619 Remove definitions of built-in functions.
8620 (V1DI_type_node): New node.
8621 (v1di_ftype_v1di_int): Ditto.
8622 (v1di_ftype_v1di_v1di): Ditto.
8623 (v2si_ftype_v2si_si): Ditto.
8624 (v4hi_ftype_v4hi_di): Remove node.
8625 (v2si_ftype_v2si_di): Ditto.
8626 (ix86_init_mmx_sse_builtins): Handle V1DImode.
8627 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
8628 Redefine builtins using def_builtin_const with *_ftype_*_int node.
8629 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
8630 Add new builtins using def_builtin_const.
8631 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
8632 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
8633 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
8634 * config/i386/mmintrin.h (__v1di): New typedef.
8635 (_mm_add_si64): Cast arguments to __v1di type.
8636 (_mm_sub_si64): Ditto.
8637 (_mm_sll_pi16): Cast __count to __v4hi type.
8638 (_mm_sll_pi32): Cast __count to __v2si type.
8639 (_mm_sll_si64): Cast arguments to __v1di type.
8640 (_mm_srl_pi16): Cast __count to __v4hi type.
8641 (_mm_srl_pi32): Cast __count to __v2si type.
8642 (_mm_srl_si64): Cast arguments to __v1di type.
8643 (_mm_sra_pi16): Cast __count to __v4hi type.
8644 (_mm_sra_pi32): Cast __count to __v2si type.
8645 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
8646 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
8647 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
8648 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
8649 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
8650 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
8651 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
8652 (_mm_srai_pi32): Use __builtin_ia32_psradi.
8653 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
8654 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
8655 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
8656 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
8658 2008-03-07 Joseph Myers <joseph@codesourcery.com>
8660 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
8662 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
8665 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
8666 reg+const addressing for Altivec modes. Don't generate reg+reg
8667 addressing for TFmode or TDmode quantities.
8669 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
8671 * c-common.c (vector_types_convertible_p): Call langhook
8672 instead of comptypes.
8674 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
8677 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
8678 integral and scalar float variables which have a
8681 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
8683 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
8684 dwarf_register_span hook when emitting unwind information for
8685 register-to-memory saves.
8686 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
8687 (rs6000_frame_related): Remove call to spe_synthesize_frame.
8689 2008-03-06 Jakub Jelinek <jakub@redhat.com>
8691 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
8692 for the same VAR_DECL.
8694 2008-03-06 Tom Tromey <tromey@redhat.com>
8697 * doc/standards.texi (Standards): Don't mention treelang.
8698 * doc/invoke.texi (Overall Options): Don't mention treelang.
8699 * doc/install.texi (Prerequisites): Don't mention bison or
8701 (Configuration): Don't mention treelang.
8702 (Building): Likewise.
8703 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
8705 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
8707 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
8708 word-extractions out of a multi-word object.
8710 2008-03-06 Richard Guenther <rguenther@suse.de>
8712 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
8713 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
8714 result type and precision.
8715 * expr.c (get_inner_reference): Set unsignedp based on the result
8716 type of BIT_FIELD_REF.
8717 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
8718 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
8719 (try_instantiate_multiple_fields): Likewise. Use the correct type
8721 (sra_build_assignment): Likewise.
8722 (sra_build_elt_assignment): Likewise.
8723 (sra_explode_bitfield_assignment): Likewise.
8724 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
8725 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
8726 set BIT_FIELD_REF_UNSIGNED.
8727 (vectorizable_load): Likewise.
8729 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
8731 * cse.c (cse_extended_basic_block): Invalidate artificial defs
8734 2008-03-06 Richard Guenther <rguenther@suse.de>
8736 * alias.c (struct alias_set_entry): Move has_zero_child field
8737 to pack with alias_set.
8739 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
8741 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
8744 2008-03-05 Ian Lance Taylor <iant@google.com>
8746 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
8748 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
8750 * fwprop.c (update_df): Support width and offset parameters of
8752 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
8753 global_conflicts): Change DF_REF_EXTRACT to either
8754 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8755 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8756 * df-scan.c (df_ref_record, df_defs_record,
8757 df_ref_create_structure, df_def_record_1, df_uses_record,
8758 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
8759 df_bb_refs_collect, df_entry_block_defs_collect,
8760 df_exit_block_uses_collect): Support new width and offset fields.
8761 (ref_extract_pool): New storage pool.
8762 (df_free_ref): New function.
8763 (df_reg_chain_unlink, df_free_collection_rec,
8764 df_sort_and_compress_refs): Call df_free_ref.
8765 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
8767 (df_ref_create_structure): Allocate df_ref_extract if offset and
8768 width fields are used.
8769 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
8770 (df_uses_record): Get offset and width from ZERO_EXTRACT
8772 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
8773 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8774 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8775 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
8776 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
8777 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
8778 (df_ref_extract): New structure.
8779 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
8780 (df_ref_create): Add width and offset parameters.
8782 2008-03-05 Richard Guenther <rguenther@suse.de>
8784 * tree-ssa-structalias.c (get_constraint_for_component_ref):
8785 Use ranges_overlap_p.
8786 (offset_overlaps_with_access): Rename
8787 to ranges_overlap_p and move ...
8788 * tree-flow-inline.h (ranges_overlap_p): ... here.
8790 * tree.h (get_inner_reference, handled_component_p): Update
8793 * tree.h (record_component_aliases, get_alias_set,
8794 alias_sets_conflict_p, alias_sets_must_conflict_p,
8795 objects_must_conflict_p): Move declarations ...
8796 * alias.h (record_component_aliases, get_alias_set,
8797 alias_sets_conflict_p, alias_sets_must_conflict_p,
8798 objects_must_conflict_p): ... here.
8799 Include coretypes.h.
8800 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
8802 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
8804 * cfg.c: Include tree-flow.h.
8805 (remove_edge_raw): Call redirect_edge_var_map_clear.
8806 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
8807 * tree-flow-inline.h (redirect_edge_var_map_def): New.
8808 (redirect_edge_var_map_result): New.
8809 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
8810 PENDING_STMT use with redirect_edge_var_map_*.
8811 * tree-ssa.c (edge_var_maps): New definition.
8812 (redirect_edge_var_map_add): New.
8813 (redirect_edge_var_map_clear): New.
8814 (redirect_edge_var_map_dup): New.
8815 (redirect_edge_var_map_vector): New.
8816 (redirect_edge_var_map_destroy): New.
8817 (ssa_redirect_edge): Replace PENDING_STMT use with
8818 redirect_edge_var_map_*.
8819 (flush_pending_stmts): Same.
8820 (delete_tree_ssa): Destroy edge var map.
8821 * tree-flow.h (struct _edge_var_map): New.
8822 Define edge_var_map vector type.
8823 Declare redirect_edge_var_map_* prototypes.
8824 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
8825 * tree-cfg.c (reinstall_phi_args): Replace
8826 PENDING_STMT use with redirect_edge_var_map_*.
8828 2008-03-05 Richard Guenther <rguenther@suse.de>
8830 PR tree-optimization/35472
8831 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
8832 whose single use_stmt has a overlapping set of loaded and
8833 stored symbols as that use_stmt might be a noop assignment then.
8835 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
8837 * gthr-rtems.h: Implement __gthread_mutex_destroy.
8839 2008-03-05 Richard Guenther <rguenther@suse.de>
8842 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
8843 should be constants.
8844 * tree-cfg.c (verify_expr): Verify it.
8845 * fold-const.c (fold_truthop): Remove code generating
8846 BIT_FIELD_REFs of structure bases.
8847 (fold_binary): Likewise.
8848 (fold_ternary): Position and size of BIT_FIELD_REFs are
8849 always host integers.
8850 (make_bit_field_ref): Remove.
8851 (optimize_bit_field_compare): Remove.
8852 (all_ones_mask_p): Remove.
8854 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
8857 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
8858 (split_block_and_df_analyze): New. Split basic block and rebuild
8860 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
8862 (split_pattern_seq): Likewise.
8863 (erase_matching_seqs): Likewise.
8864 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
8866 2008-03-04 Geoff Keating <geoffk@apple.com>
8868 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
8869 declaration and code.
8870 (tree_invalid_nonnegative_warnv_p): Likewise.
8872 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8874 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
8875 examples. Truncate option-names then causing overfull hbox.
8877 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8880 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
8882 * configure: Rebuilt.
8884 2008-03-04 Rafael Espindola <espindola@google.com>
8886 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
8887 (tree_unary_nonnegative_warnv_p): New.
8888 (tree_binary_nonnegative_warnv_p): New.
8889 (tree_single_nonnegative_warnv_p): New.
8890 (tree_invalid_nonnegative_warnv_p): New.
8891 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
8893 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8896 * opts.c (handle_option): Postpone 'unknown option' errors only for
8899 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
8902 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
8905 2008-03-04 Rafael Espindola <espindola@google.com>
8907 * fold-const.c (tree_unary_nonzero_warnv_p): New.
8908 (tree_binary_nonzero_warnv_p): New.
8909 (tree_single_nonzero_warnv_p): New.
8910 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
8912 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
8915 * fold-const.c (fold_cond_expr_with_comparison): Prevent
8916 transformations for modes that have signed zeros.
8917 * ifcvt.c (noce_try_abs): Ditto.
8919 2008-03-04 Joseph Myers <joseph@codesourcery.com>
8921 * config/i386/i386.c (override_options): Force
8922 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
8924 2008-03-04 Jan Hubicka <jh@suse.cz>
8927 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
8930 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8932 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
8933 label to probe the stack.
8935 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
8937 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
8938 (__gthr_win32_mutex_destroy): Declare.
8939 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
8940 __gthr_win32_mutex_destroy.
8941 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
8943 2008-03-03 Jan Hubicka <jh@suse.cz>
8946 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
8947 aggressive on inlining cold calls.
8949 2008-03-03 Richard Guenther <rguenther@suse.de>
8951 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
8952 struct copies into the expression table.
8953 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
8954 (try_to_simplify): Likewise.
8955 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
8956 integral and pointer arguments which do not change the
8957 precision to NOP_EXPRs.
8958 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
8959 VIEW_CONVERT_EXPR case.
8961 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
8963 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
8964 defined in a loop at depth 0 is invariant.
8965 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
8966 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
8967 be called at loop depth 0.
8969 2008-03-02 Jakub Jelinek <jakub@redhat.com>
8972 * gcc.c (process_command): Update copyright notice dates.
8973 * gcov.c (print_version): Likewise.
8974 * gcov-dump.c (print_version): Likewise.
8975 * mips-tfile.c (main): Likewise.
8976 * mips-tdump.c (main): Likewise.
8978 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
8981 * c-common.c (flag_permissive): Delete.
8982 (constant_expression_warnings): Check flags first.
8983 (constant_expression_error): New.
8984 * c-common.h (flag_permissive): Delete.
8985 (constant_expression_error): Declare.
8986 * flags.h (flag_permissive): Declare. Update description.
8987 * diagnostic.c (pedwarn): Update.
8989 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
8990 (permissive_error_kind): New.
8991 * toplev.c (flag_permissive): Define. Update description.
8992 * toplev.h (permissive_error_kind): Declare.
8993 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
8994 (pedwarn_c90): Use pedantic_warning_kind.
8995 * c-opts.c (c_common_post_options): flag_permissive does not affect
8996 flag_pedantic_errors.
8998 2008-03-02 Joseph Myers <joseph@codesourcery.com>
9000 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
9001 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
9002 __absvsi2, __absvDI2): Use unsigned arithmetic.
9004 2008-03-02 Andi Kleen <ak@suse.de>
9005 Richard Guenther <rguenther@suse.de>
9007 * struct-equiv.c: Remove file.
9008 * cfg_cleanup.c (condjump_equiv_p): Remove.
9009 * Makefile.in (OBJS-common): Remove struct-equiv.o.
9010 (struct-equiv.o): Remove rule.
9011 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
9012 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
9013 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
9015 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9017 * ifcvt.c (noce_process_if_block): Try to handle only the then
9018 block if the else block exists but isn't suitable.
9020 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9023 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
9024 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
9025 regression from previous patch.
9027 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
9030 * gthr.h: Add __gthread_mutex_destroy as a function that must be
9032 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
9033 * gthr-single.h (__gthread_mutex_destroy): Likewise.
9034 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
9035 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
9036 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
9037 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
9038 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
9039 (__gthread_mutex_destroy_function): Rename to
9040 __gthread_mutex_destroy.
9041 * gthr-dce.h (__gthread_mutex_destroy): Call
9042 pthread_mutex_destroy.
9043 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
9044 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
9045 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
9047 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9049 * df-scan.c (df_ref_chain_change_bb): Simplify.
9050 (df_insn_change_bb): Add new_bb argument. Simplify. Call
9051 set_block_for_insn if there's any change.
9052 * df.h ((df_insn_change_bb): Fix prototype.
9053 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
9054 df_insn_change_bb, don't call set_block_for_insn.
9055 * emit-rtl.c (reorder_insns): Likewise.
9056 * haifa-sched.c (move_insn): Likewise.
9058 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9060 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
9062 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
9064 * tree-flow-inline.h (next_readonly_imm_use): Return
9065 NULL_USE_OPERAND_P after the end.
9067 2008-03-01 Richard Guenther <rguenther@suse.de>
9069 PR tree-optimization/35411
9070 * tree-sra.c (sra_build_assignment): Split conversion to
9071 final type to a separate statement if we are not assigning
9074 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9076 * fold-const.c (fold_convertible_p): Correct the logic to follow
9077 that in fold_convert().
9079 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
9082 * tree-inline.c (build_duplicate_type): When we make a
9083 duplicate type, make it unique in the canonical types system.
9085 2008-02-29 Tom Tromey <tromey@redhat.com>
9087 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
9088 input_file_stack_history, input_file_stack_restored): Remove.
9089 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9090 * input.h (struct file_stack): Remove.
9091 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
9092 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
9094 * diagnostic.h (struct diagnostic_context) <last_module>: Change
9096 (diagnostic_last_module_changed): Add 'map' argument.
9097 (diagnostic_set_last_function): Likewise.
9098 * diagnostic.c (undiagnostic_report_current_module): Iterate using
9099 line map, not input_file_stack.
9100 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
9102 2008-02-29 Paul Brook <paul@codesourcery.com>
9104 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
9106 2008-02-29 Paul Brook <paul@codesourcery.com>
9108 * config/arm/ieee754-df.S (muldf3): Use RET macros.
9110 2008-02-29 Richard Guenther <rguenther@suse.de>
9112 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
9114 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
9115 value for comparing for a store match.
9116 (simplify_unary_expression): Do nothing for SSA_NAMEs.
9117 (try_to_simplify): Do not do a full-blown reference lookup.
9119 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9121 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
9122 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
9124 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
9126 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
9128 * tree-loop-linear.c (try_interchange_loops): Compare memory access
9129 strides against cache sizes.
9131 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
9133 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
9136 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
9138 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
9139 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
9140 is smaller than the original promoted value.
9141 (simplify_subreg): If OP is a SUBREG, try to preserve its
9142 SUBREG_PROMOTED_VAR_P information.
9144 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
9146 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
9147 (VN_INFO_GET): Allocate new objects on the obstack.
9148 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
9149 for rpo_numbers_temp, for consistency.
9150 (free_scc_vn): Free the obstack.
9152 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
9154 * doc/invoke.texi: Document -ftree-loop-distribution.
9155 * tree-loop-distribution.c: New.
9156 * tree-pass.h (pass_loop_distribution): New.
9157 * graphds.h (struct graph): Add htab_t indices.
9158 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
9159 * tree-vectorizer.c (rename_variables_in_loop): Extern.
9160 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
9161 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
9162 * tree-data-ref.c (debug_data_dependence_relations): New.
9163 (dump_data_dependence_relation): Also print data references.
9164 (free_data_ref): Extern.
9165 (same_access_functions): Moved...
9166 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
9167 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9168 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
9169 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
9170 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
9171 (stmts_from_loop): Skip LABEL_EXPR.
9172 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
9174 (build_rdg): Initialize rdg->indices htab.
9175 (free_rdg, stores_from_loop, ref_base_address,
9176 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
9177 have_similar_memory_accesses_1, ref_base_address_1,
9178 remove_similar_memory_refs): New.
9179 * tree-data-ref.h: Depend on tree-chrec.h.
9180 (debug_data_dependence_relations, free_data_ref): Declared.
9181 (same_access_functions): ... here.
9182 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
9184 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
9185 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
9186 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
9187 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
9188 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
9189 rdg_vertex_for_stmt): Declared.
9190 (struct rdg_edge): Add level.
9192 (free_rdg, stores_from_loop, remove_similar_memory_refs,
9193 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
9195 (rdg_has_similar_memory_accesses): New.
9196 * tree-vect-analyze.c: Remove unused static decls.
9197 * lambda.h (dependence_level): New.
9198 * common.opt (ftree-loop-distribution): New.
9199 * tree-flow.h (mark_virtual_ops_in_bb,
9200 slpeel_tree_duplicate_loop_to_edge_cfg,
9201 rename_variables_in_loop): Declared.
9202 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
9203 (OBJS-common): Add tree-loop-distribution.o.
9204 (tree-loop-distribution.o): New rule.
9205 * tree-cfg.c (mark_virtual_ops_in_bb): New.
9206 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
9207 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
9209 2008-02-28 Joseph Myers <joseph@codesourcery.com>
9212 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
9213 other than structures and unions.
9215 2008-02-28 Richard Guenther <rguenther@suse.de>
9218 2008-02-26 Richard Guenther <rguenther@suse.de>
9220 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9221 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9222 (lookup_decl_from_uid): Declare.
9223 (remove_decl_from_map): Likewise.
9224 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9225 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9226 (decl_for_uid_map): New global hashtable mapping DECL_UID
9228 (init_ttree): Allocate it.
9229 (insert_decl_to_uid_decl_map): New helper function.
9230 (make_node_stat): Insert new decls into the map.
9231 (copy_node_stat): Likewise.
9232 (lookup_decl_from_uid): New function.
9233 (remove_decl_from_map): Likewise.
9234 (print_decl_for_uid_map_statistics): New helper.
9235 (dump_tree_statistics): Call it.
9237 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9238 (referenced_var_iterator): Adjust.
9239 (FOR_EACH_REFERENCED_VAR): Adjust.
9240 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9241 (num_referenced_vars): Adjust.
9242 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9243 (first_referenced_var): Remove.
9244 (end_referenced_vars_p): Likewise.
9245 (next_referenced_var): Likewise.
9246 (referenced_var_iterator_set): New helper function.
9247 * tree-dfa.c (referenced_var_lookup): Adjust.
9248 (referenced_var_check_and_insert): Likewise.
9249 (remove_referenced_var): Likewise.
9250 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9251 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9252 (verify_call_clobbering): Likewise.
9253 (verify_memory_partitions): Likewise.
9254 (init_tree_ssa): Allocate bitmap instead of hashtable for
9256 (delete_tree_ssa): Adjust.
9257 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9258 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9259 (compute_tag_properties): Likewise.
9260 (set_initial_properties): Likewise.
9261 (find_partition_for): Likewise.
9262 (update_reference_counts): Likewise.
9263 (dump_may_aliases_for): Likewise.
9264 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9265 (add_call_clobber_ops): Likewise.
9266 (add_call_read_ops): Likewise.
9267 (get_asm_expr_operands): Likewise.
9268 * tree-into-ssa.c (dump_decl_set): Likewise.
9269 (update_ssa): Likewise.
9270 * tree-sra.c (scan_function): Likewise.
9271 (decide_instantiations): Likewise.
9272 (scalarize_parms): Likewise.
9273 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9274 (dsa_named_for): Likewise.
9275 * tree-ssa-structalias.c (update_alias_info): Likewise.
9276 (merge_smts_into): Likewise.
9278 2008-02-27 David Daney <ddaney@avtrex.com>
9281 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
9282 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
9283 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
9284 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
9285 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
9287 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
9290 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
9291 (BUILT_IN_NEXTTOWARD): Remove.
9292 (BUILT_IN_NEXTTOWARDF): Ditto.
9293 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
9294 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
9296 2008-02-27 Tom Tromey <tromey@redhat.com>
9298 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
9299 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
9301 2008-02-27 Jan Beulich <jbeulich@novell.com>
9303 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
9304 update the respective field on newdecl.
9306 2008-02-27 Revital Eres <eres@il.ibm.com>
9308 PR rtl-optimization/34999
9309 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
9310 crossing edges that ends with a call insn.
9311 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
9312 call insn and clear the EDGE_CROSSING flag of the crossing edge
9313 when fixing fallthru edges.
9315 2008-02-27 Richard Guenther <rguenther@suse.de>
9318 * fold-const.c (fold_unary): Return the correct argument,
9319 converted to the result type.
9321 2008-02-27 Richard Guenther <rguenther@suse.de>
9324 * expr.c (expand_expr_real_1): Assert on rotates that operate
9326 * fold-const.c (fold_binary): Use the types precision, not the
9327 bitsize of the mode if folding rotate expressions. Build rotates
9328 only for full modes.
9330 2008-02-27 Jakub Jelinek <jakub@redhat.com>
9332 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
9334 * c-pragma.c (pragma_ns_name): New typedef.
9335 (registered_pp_pragmas): New variable.
9336 (c_pp_lookup_pragma): New function.
9337 (c_register_pragma_1): If flag_preprocess_only, do nothing
9338 for non-expanded pragmas, for expanded ones push pragma's
9339 namespace and name into registered_pp_pragmas vector.
9340 (c_invoke_pragma_handler): Register OpenMP pragmas even when
9341 flag_preprocess_only, don't register GCC pch_preprocess
9342 pragma if flag_preprocess_only.
9343 * c-opts.c (c_common_init): Call init_pragma even if
9344 flag_preprocess_only.
9345 * c-pragma.c (c_pp_lookup_pragma): New prototype.
9346 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
9347 cpp_register_pragma if flag_preprocess_only.
9349 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9352 * c-parser.c (c_parser_translation_unit): Warn for empty
9353 translation unit, not empty source file.
9355 2008-02-26 Paul Brook <paul@codesourcery.com>
9357 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
9358 operand for Thumb-2.
9359 * config/arm/arm.h (reg_class): Add CORE_REGS.
9360 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
9361 (BASE_REG_CLASS): Use CORE_REGS.
9362 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
9363 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
9364 (REGNO_OK_FOR_INDEX_P): Exclude SP.
9365 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
9366 ARM_REGNO_OK_FOR_INDEX_P.
9367 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
9368 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
9369 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
9370 (ldm/stm peepholes): Ditto.
9371 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
9372 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
9373 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
9374 * config/arm/constraints.md: Enable "k" constraint on ARM.
9376 2008-02-27 Ben Elliston <bje@au.ibm.com>
9378 * config/rs6000/rs6000.c: Annotate cache line size field in all
9379 instances of struct processor_costs.
9381 2008-02-26 David Edelsohn <edelsohn@gnu.org>
9383 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
9384 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
9385 jump_bypass): New counters.
9386 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
9387 * dce.c (gate_ud_dce): Same.
9388 (gate_fast_dce): Same.
9389 * dse.c (gate_dse1): New function.
9390 (gate_dse2): New function.
9391 (gate_dse): Merge results of new gate functions.
9392 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
9393 (gate_handle_jump_bypass): Add dbg_cnt.
9394 (gate_handle_gcse): Add dbg_cnt.
9395 * ifcvt.c (gate_handle_if_conversion): Same.
9396 (gate_handle_if_after_combine): Same.
9397 (gate_handle_if_after_reload): Same.
9398 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
9400 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
9402 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
9404 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
9406 2008-02-26 Jason Merrill <jason@redhat.com>
9409 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
9410 alone if it's the naming decl for the type's main variant.
9412 2008-02-26 Tom Tromey <tromey@redhat.com>
9414 * system.h (USE_MAPPED_LOCATION): Poison.
9415 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
9416 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
9417 (make_goto_expr_edges): Likewise.
9418 (remove_bb): Likewise.
9419 (execute_warn_function_return): Likewise.
9420 * basic-block.h (struct edge_def) <goto_locus>: Change type to
9422 * c-common.c (fname_decl): Remove old location code.
9423 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
9425 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
9427 (ASM_INPUT_SOURCE_LOCATION): Likewise.
9428 (gen_rtx_ASM_INPUT): Likewise.
9429 (gen_rtx_ASM_INPUT_loc): Likewise.
9430 (get_rtx_asm_OPERANDS): Remove.
9431 * cfglayout.c (insn_locators_alloc): Remove old location code.
9432 (set_curr_insn_source_location): Likewise.
9433 (curr_insn_locator): Likewise.
9434 * print-tree.c (print_node): Remove old location code.
9435 * tree-mudflap.c (mf_varname_tree): Remove old location code.
9436 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
9437 * cfgexpand.c (expand_gimple_cond_expr): Don't use
9438 location_from_locus.
9439 (construct_exit_block): Remove old location code.
9440 * emit-rtl.c (force_next_line_note): Remove old location code.
9441 * profile.c (branch_prob): Remove old location code.
9442 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
9443 LOC_LINE): Remove old-location variants.
9444 * langhooks.c (lhd_print_error_function): Remove old location
9446 * configure, config.in: Rebuilt.
9447 * configure.ac (--enable-mapped-location): Remove.
9448 * c-decl.c (c_init_decl_processing): Remove old location code.
9449 (finish_function): Likewise.
9450 * recog.c (decode_asm_operands): Remove old location code.
9451 * c-pch.c (c_common_read_pch): Remove old location code.
9452 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
9454 * gimple-low.c (lower_function_body): Remove old location code.
9455 * toplev.c (unknown_location): Remove.
9456 (push_srcloc): Remove old-location variant.
9457 (process_options): Remove old location code.
9458 (lang_dependent_init): Likewise.
9459 * input.h (UNKNOWN_LOCATION): Move definition.
9460 (location_t): Undeprecate.
9461 (source_locus): Remove.
9462 (location_from_locus): Remove.
9463 (struct location_s): Remove.
9464 Remove all old-location code.
9465 (input_line, input_filename): Remove.
9466 * final.c (final_scan_insn): Remove old location code.
9467 * diagnostic.c (diagnostic_build_prefix): Remove
9468 USE_MAPPED_LOCATION test.
9469 * tree.h (gimple_stmt) <locus>: Now a location_t.
9470 (tree_exp) <locus>: Likewise.
9471 (DECL_IS_BUILTIN): Remove old-location variant.
9472 (annotate_with_file_line, annotate_with_locus): Likewise.
9473 (expr_locus, set_expr_locus): Update.
9474 * tree.c (build1_stat): Remove old location code.
9475 (last_annotated_node): Remove.
9476 (annotate_with_file_line): Remove old-location variant.
9477 (annotate_with_locus): Likewise.
9478 (expr_location): Remove old location code.
9479 (set_expr_location): Likewise.
9480 (expr_has_location): Likewise.
9481 (expr_locus): Likewise.
9482 (set_expr_locus): Likewise.
9483 (expr_filename): Don't use location_from_locus.
9484 (expr_lineno): Likewise.
9485 * rtl-error.c (location_for_asm): Remove old location code.
9486 * c-lex.c (cb_line_change): Remove old location code.
9487 (fe_file_change): Likewise.
9488 (cb_def_pragma): Likewise.
9489 (c_lex_with_flags): Likewise.
9490 * gengtype.c (do_typedef): Don't special-case location types.
9491 (define_location_structures): Remove.
9492 (main): Don't call define_location_structures.
9493 * tree-pretty-print.c (dump_implicit_edges): Remove old location
9496 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9499 * builtins.def (BUILT_IN_STDARG_START): Remove.
9500 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
9501 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
9502 * tree-inline.c (inline_forbidden_p_1): Likewise.
9504 2008-02-26 Richard Guenther <rguenther@suse.de>
9506 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9507 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9508 (lookup_decl_from_uid): Declare.
9509 (remove_decl_from_map): Likewise.
9510 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9511 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9512 (decl_for_uid_map): New global hashtable mapping DECL_UID
9514 (init_ttree): Allocate it.
9515 (insert_decl_to_uid_decl_map): New helper function.
9516 (make_node_stat): Insert new decls into the map.
9517 (copy_node_stat): Likewise.
9518 (lookup_decl_from_uid): New function.
9519 (remove_decl_from_map): Likewise.
9520 (print_decl_for_uid_map_statistics): New helper.
9521 (dump_tree_statistics): Call it.
9523 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9524 (referenced_var_iterator): Adjust.
9525 (FOR_EACH_REFERENCED_VAR): Adjust.
9526 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9527 (num_referenced_vars): Adjust.
9528 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9529 (first_referenced_var): Remove.
9530 (end_referenced_vars_p): Likewise.
9531 (next_referenced_var): Likewise.
9532 (referenced_var_iterator_set): New helper function.
9533 * tree-dfa.c (referenced_var_lookup): Adjust.
9534 (referenced_var_check_and_insert): Likewise.
9535 (remove_referenced_var): Likewise.
9536 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9537 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9538 (verify_call_clobbering): Likewise.
9539 (verify_memory_partitions): Likewise.
9540 (init_tree_ssa): Allocate bitmap instead of hashtable for
9542 (delete_tree_ssa): Adjust.
9543 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9544 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9545 (compute_tag_properties): Likewise.
9546 (set_initial_properties): Likewise.
9547 (find_partition_for): Likewise.
9548 (update_reference_counts): Likewise.
9549 (dump_may_aliases_for): Likewise.
9550 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9551 (add_call_clobber_ops): Likewise.
9552 (add_call_read_ops): Likewise.
9553 (get_asm_expr_operands): Likewise.
9554 * tree-into-ssa.c (dump_decl_set): Likewise.
9555 (update_ssa): Likewise.
9556 * tree-sra.c (scan_function): Likewise.
9557 (decide_instantiations): Likewise.
9558 (scalarize_parms): Likewise.
9559 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9560 (dsa_named_for): Likewise.
9561 * tree-ssa-structalias.c (update_alias_info): Likewise.
9562 (merge_smts_into): Likewise.
9564 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9567 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
9568 * c-opts.c (c_common_handle_option): Wall enables
9569 Wvolatile-register-var.
9570 * common.opt: Move Wvolatile-register-var to...
9573 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9575 * common.opt (Wlarger-than=): New.
9576 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
9578 * opts.c (common_handle_option): Handle -Wlarger-than=.
9579 * optc-gen.awk: Likewise.
9580 * opth-gen.awk: Likewise.
9581 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
9582 * tree-optimize.c (tree_rest_of_compilation): Likewise.
9584 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9586 * c-common.c (match_case_to_enum_1): Add appropriate
9587 OPT_W* parameter to warning.
9588 (c_do_switch_warnings): Likewise.
9589 * c-typeck.c (warning_init): Add one more parameter following
9591 (push_init_level): Update call to warning_init.
9592 (pop_init_level): Likewise.
9593 (add_pending_init): Likewise.
9594 (output_init_element: Likewise.
9596 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9599 * toplev.c (toplev_main): If there are warnings or error, print
9600 errors for ignored options.
9601 * opts.c (ignored_options): New static variable.
9602 (postpone_unknown_option_error): New.
9603 (print_ignored_options): New.
9604 (handle_option): Postpone errors for unknown -Wno-* options.
9605 * opts.h (print_ignored_options): Declare.
9607 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
9609 * config/mips/mips.md (loadgp_blockage, blockage): Change type
9612 2008-02-25 Richard Guenther <rguenther@suse.de>
9615 2008-02-25 Richard Guenther <rguenther@suse.de>
9617 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9618 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9619 (lookup_decl_from_uid): Declare.
9620 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9621 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9622 (decl_for_uid_map): New global hashtable mapping DECL_UID
9624 (init_ttree): Allocate it.
9625 (insert_decl_to_uid_decl_map): New helper function.
9626 (make_node_stat): Insert new decls into the map.
9627 (copy_node_stat): Likewise.
9628 (lookup_decl_from_uid): New function.
9629 (print_decl_for_uid_map_statistics): New helper.
9630 (dump_tree_statistics): Call it.
9632 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9633 (referenced_var_iterator): Adjust.
9634 (FOR_EACH_REFERENCED_VAR): Adjust.
9635 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9636 (num_referenced_vars): Adjust.
9637 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9638 (first_referenced_var): Remove.
9639 (end_referenced_vars_p): Likewise.
9640 (next_referenced_var): Likewise.
9641 (referenced_var_iterator_set): New helper function.
9642 * tree-dfa.c (referenced_var_lookup): Adjust.
9643 (referenced_var_check_and_insert): Likewise.
9644 (remove_referenced_var): Likewise.
9645 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9646 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9647 (verify_call_clobbering): Likewise.
9648 (verify_memory_partitions): Likewise.
9649 (init_tree_ssa): Allocate bitmap instead of hashtable for
9651 (delete_tree_ssa): Adjust.
9652 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9653 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9654 (compute_tag_properties): Likewise.
9655 (set_initial_properties): Likewise.
9656 (find_partition_for): Likewise.
9657 (update_reference_counts): Likewise.
9658 (dump_may_aliases_for): Likewise.
9659 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9660 (add_call_clobber_ops): Likewise.
9661 (add_call_read_ops): Likewise.
9662 (get_asm_expr_operands): Likewise.
9663 * tree-into-ssa.c (dump_decl_set): Likewise.
9664 (update_ssa): Likewise.
9665 * tree-sra.c (scan_function): Likewise.
9666 (decide_instantiations): Likewise.
9667 (scalarize_parms): Likewise.
9668 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9669 (dsa_named_for): Likewise.
9670 * tree-ssa-structalias.c (update_alias_info): Likewise.
9671 (merge_smts_into): Likewise.
9673 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9676 * doc/invoke.texi (-fcx-limited-range): Document new option.
9677 * toplev.c (process_options): Handle -fcx-fortran-rules.
9678 * common.opt: Add documentation for -fcx-fortran-rules.
9680 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
9683 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
9684 actual behaviour and C99.
9686 2008-02-26 Ben Elliston <bje@au.ibm.com>
9688 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
9689 (ASM_CPU_POWER6_SPEC): Likewise.
9690 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
9691 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
9692 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
9694 2008-02-25 Richard Guenther <rguenther@suse.de>
9696 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
9697 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
9698 (lookup_decl_from_uid): Declare.
9699 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
9700 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
9701 (decl_for_uid_map): New global hashtable mapping DECL_UID
9703 (init_ttree): Allocate it.
9704 (insert_decl_to_uid_decl_map): New helper function.
9705 (make_node_stat): Insert new decls into the map.
9706 (copy_node_stat): Likewise.
9707 (lookup_decl_from_uid): New function.
9708 (print_decl_for_uid_map_statistics): New helper.
9709 (dump_tree_statistics): Call it.
9711 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
9712 (referenced_var_iterator): Adjust.
9713 (FOR_EACH_REFERENCED_VAR): Adjust.
9714 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
9715 (num_referenced_vars): Adjust.
9716 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
9717 (first_referenced_var): Remove.
9718 (end_referenced_vars_p): Likewise.
9719 (next_referenced_var): Likewise.
9720 (referenced_var_iterator_set): New helper function.
9721 * tree-dfa.c (referenced_var_lookup): Adjust.
9722 (referenced_var_check_and_insert): Likewise.
9723 (remove_referenced_var): Likewise.
9724 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
9725 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9726 (verify_call_clobbering): Likewise.
9727 (verify_memory_partitions): Likewise.
9728 (init_tree_ssa): Allocate bitmap instead of hashtable for
9730 (delete_tree_ssa): Adjust.
9731 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
9732 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
9733 (compute_tag_properties): Likewise.
9734 (set_initial_properties): Likewise.
9735 (find_partition_for): Likewise.
9736 (update_reference_counts): Likewise.
9737 (dump_may_aliases_for): Likewise.
9738 * tree-ssa-operands.c (add_virtual_operand): Likewise.
9739 (add_call_clobber_ops): Likewise.
9740 (add_call_read_ops): Likewise.
9741 (get_asm_expr_operands): Likewise.
9742 * tree-into-ssa.c (dump_decl_set): Likewise.
9743 (update_ssa): Likewise.
9744 * tree-sra.c (scan_function): Likewise.
9745 (decide_instantiations): Likewise.
9746 (scalarize_parms): Likewise.
9747 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
9748 (dsa_named_for): Likewise.
9749 * tree-ssa-structalias.c (update_alias_info): Likewise.
9750 (merge_smts_into): Likewise.
9752 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
9755 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
9756 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
9757 * alias.h (nonoverlapping_memrefs_p): Likewise.
9759 2008-02-25 Jan Beulich <jbeulich@novell.com>
9761 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
9762 * config/i386/netware-libgcc.exp: Add __bswap?i2,
9763 __emultls_get_address, __emultls_register_common,
9764 __floatundi?f, and _Unwind_GetIPInfo.
9765 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
9766 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
9767 (gen_regparm_prefix): Likewise.
9768 (i386_nlm_encode_section_info): Sync with
9769 config/i386/winnt.c:i386_pe_encode_section_info().
9770 (i386_nlm_maybe_mangle_decl_assembler_name): New.
9771 i386_nlm_mangle_decl_assembler_name): New.
9772 (netware_override_options): New.
9773 * config/i386/netware.h (netware_override_options): Declare.
9774 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
9775 (i386_nlm_mangle_decl_assembler_name): Declare.
9776 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
9778 2008-02-25 Ben Elliston <bje@au.ibm.com>
9781 * c-decl.c (grokdeclarator): Remove unused local variables
9782 `typedef_type' and `type_as_written'.
9784 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
9785 unused local variable `has_hot_blocks'.
9786 (fix_crossing_conditional_branches): Remove unused local variable
9789 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
9792 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
9793 using DEF_C99_BUILTIN.
9794 (BUILT_IN_NANF): Ditto.
9795 (BUILT_IN_NANL): Ditto.
9797 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
9798 Revital Eres <eres@il.ibm.com>
9800 * modulo-sched.c (calculate_must_precede_follow): Address TODO
9801 regarding the order of two dependent insns in the same row.
9803 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
9805 * stor-layout.c (layout_decl): Do not bump the alignment of a
9806 bit-field to more than byte alignment if it is packed.
9808 2008-02-24 David Edelsohn <edelsohn@gnu.org>
9810 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
9813 2008-02-24 Diego Novillo <dnovillo@google.com>
9815 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
9818 * tree-vrp.c (vrp_evaluate_conditional): With
9819 -Wtype-limits, emit a warning when comparing against a
9820 constant outside the natural range of OP0's type.
9821 * c.opt (Wtype-limits): Move ...
9822 * common.opt (Wtype-limits): ... here.
9824 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
9826 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
9827 * config/rs6000/e300c2c3.md: New file.
9828 * config/rs6000/rs6000.c (processor_costs): Add new costs for
9830 (rs6000_override_options): Add e300c2 and e300c3 cases to
9831 processor_target_table. Do not allow usage of Altivec or Spe
9832 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
9833 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
9834 * config/rs6000/rs6000.h (processor_type): Add
9835 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
9836 (ASM_CPU_SPEC): Add e300c2 and e300c3.
9837 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
9838 and ppce300c3. Include e300c2c3.md.
9840 2008-02-23 David Edelsohn <edelsohn@gnu.org>
9842 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
9843 instead of TARGET_STRICT_ALIGN.
9845 2008-02-23 Joseph Myers <joseph@codesourcery.com>
9847 * explow.c (memory_address): Assert that the generated address is
9850 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
9853 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
9854 * config/darwin-ppc-ldouble-patch.def: New file.
9855 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
9856 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
9857 SUBTARGET_INIT_BUILTINS if defined.
9858 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
9861 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9864 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
9865 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
9867 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
9870 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
9871 file" warning condtional on -Winvalid-PCH.
9873 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
9875 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
9877 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
9881 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
9882 prevent reload from using MMX registers.
9883 (*mov<mode>_internal): Ditto.
9884 (*movv2sf_internal_rex64): Ditto.
9885 (*movv2sf_internal): Ditto.
9887 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9889 PR documentation/31569
9890 * doc/install.texi2html: Use makeinfo --no-number-sections.
9892 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9894 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
9895 ensure that we can address an entire entity > 8 bytes. Don't
9896 generate reg+reg addressing for such data.
9898 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9900 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
9901 strings when optimizing for size, unless the target cares about
9904 2008-02-22 Tom Tromey <tromey@redhat.com>
9906 * regclass.c (current_pass): Remove declaration.
9908 2008-02-22 Anatoly Sokolov <aesok@post.ru>
9910 * config/avr/libgcc.S (__RAMPZ__): Define.
9911 (__do_copy_data): Add for devices with 128KB code memory.
9913 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
9915 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
9917 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
9919 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
9921 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
9924 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9927 * c-typeck.c (build_binary_op): Warn about floating point
9928 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
9930 2008-02-21 Janis Johnson <janis187@us.ibm.com>
9933 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
9934 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
9936 (rs6000_override_options): Set altivec_abi as default, not override,
9937 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
9938 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
9939 is used; use new member spe_abi.
9940 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
9941 spe_abi and altivec_abi.
9943 2008-02-22 Tomas Bily <tbily@suse.cz>
9945 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
9947 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9950 * config.build (build_file_translate): Set to `CMD //c' only if
9952 * Makefile.in (build_file_translate): Improve comment.
9954 2008-02-21 Jan Hubicka <jh@suse.cz>
9956 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
9957 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
9958 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
9960 2008-02-21 Michael Matz <matz@suse.de>
9963 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
9965 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
9967 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
9968 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
9970 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
9971 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
9972 SSE_VEC_FLOAT_MODE_P as insn constraint.
9973 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
9974 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
9975 sse4a_movntdf using MODEF mode iterator.
9976 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
9977 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
9978 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
9979 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
9980 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
9981 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
9982 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
9984 2008-02-21 Richard Guenther <rguenther@suse.de>
9986 * tree.def (PAREN_EXPR): New tree code.
9987 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
9989 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
9990 * expr.c (expand_expr_real_1): Likewise.
9991 * tree-inline.c (estimate_num_insns_1): Likewise.
9992 * tree-complex.c (expand_complex_move): Likewise.
9993 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
9996 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
9999 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
10001 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
10004 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
10006 * config/sh/sh.c (find_barrier): Don't go past
10007 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
10009 2008-02-20 DJ Delorie <dj@redhat.com>
10011 * config/h8300/h8300.md (insv): Force source operand to be a register.
10013 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
10014 as a jump, not as a plain insn.
10016 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
10018 * doc/invoke.texi (Warning Options): Add new option
10019 -Wframe-larger-than=.
10020 (-Wframe-larger-than): Document.
10022 * flags.h (warn_frame_larger_than, frame_larger_than_size):
10023 Add declarations for new option variables.
10025 * final.c (final_start_function): Check the frame size
10026 before emission and issue a Wframe-larger-than warning.
10028 * opts.c (warn_frame_larger_than, frame_larger_than_size):
10029 Add definitions for new option variables.
10030 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
10032 * common.opt (Wframe-larger-than=): New option.
10034 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10036 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
10037 (<sse>_div<mode>3): Ditto.
10038 (<sse>_vmdiv<mode>3): Ditto.
10039 (<sse>_vmsqrt<mode>2): Ditto.
10040 (*smax<mode>3): Ditto.
10041 (sse5_frcz<mode>2): Ditto.
10042 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
10043 as insn constraint.
10045 2008-02-20 Richard Guenther <rguenther@suse.de>
10047 PR middle-end/35265
10048 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
10049 be happy with INTEGRAL_TYPE_P.
10051 2008-02-20 Richard Guenther <rguenther@suse.de>
10053 * fold-const.c (split_tree): Associate floatig-point expressions
10054 if flag_associative_math is set.
10056 2008-02-20 Richard Guenther <rguenther@suse.de>
10058 * tree.h (fold_real_zero_addition_p): Declare.
10059 * fold-const.c (fold_real_zero_addition_p): Export.
10060 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
10061 floating-point operations with zero and one.
10063 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
10065 * doc/install.texi: Correct references to CFLAGS, replacing them
10066 with BOOT_CFLAGS. Document flags used during bootstrap for
10069 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
10071 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
10072 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
10073 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
10075 (smin<mode>3): Ditto from similar patterns.
10076 (smax<mode>3): Ditto.
10077 (*ieee_smin<mode>3): Ditto.
10078 (*ieee_smax<mode>3): Ditto.
10079 * config/i386/sse.md (sse): New mode attribute.
10080 (mov<mode>): Macroize expander from movv4sf and movv2df using
10081 SSEMODEF2P mode iterator.
10082 (<sse>_movnt<mode>): Ditto from similar patterns. Use
10083 SSE_VEC_FLOAT_MODE_P as insn constraint.
10084 (storent<mode>): Ditto.
10085 (storent<mode>): Macroize expander from storentsf and storentdf using
10086 MODEF mode iterator.
10087 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
10088 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
10089 (abs<mode>2): Ditto from similar patterns.
10090 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
10091 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
10092 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
10093 (<sse>_vmsqrt<mode>2): Ditto.
10094 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
10095 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
10096 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
10097 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
10098 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
10099 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
10100 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
10102 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
10103 iterator and SSE_FLOAT_MODE_P as insn constraint.
10104 (<sse>_ucomi): Ditto from similar patterns.
10105 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
10106 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
10107 SSE_VEC_FLOAT_MODE_P as insn constraint.
10108 (vcond<mode>): Ditto from similar patterns.
10109 (and<mode>3, *and<mode>3): Ditto.
10110 (<sse>_nand<mode>3): Ditto.
10111 (ior<mode>3, *ior<mode>3): Ditto.
10112 (xor<mode>3, *xor<mode>3): Ditto.
10113 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
10114 iterator and SSE_FLOAT_MODE_P as insn constraint.
10115 (*nand<mode>3): Ditto from similar patterns.
10116 (*ior<mode>3): Ditto.
10117 (*xor<mode>3): Ditto.
10119 2008-02-20 Ira Rosen <irar@il.ibm.com>
10121 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
10122 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
10123 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
10125 2008-02-19 Jan Hubicka <jh@suse.cz>
10127 * predict.c (tree_bb_level_predictions): Remove variable next
10128 mistakely introduced by previous commit.
10130 2008-02-19 Jan Hubicka <jh@suse.cz>
10132 * predict.c (predict_paths_leading_to): Rewrite.
10133 (predict_paths_for_bb): New.
10134 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
10136 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10139 * Makefile.in (build_file_translate): New.
10140 (gcc-vers.texi): Use it for translating $(abs_srcdir).
10141 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
10142 * configure.ac (build_file_translate): Substitute it.
10143 * configure: Regenerate.
10145 2008-02-19 Jan Hubicka <jh@suse.cz>
10147 PR rtl-optimization/34408
10148 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
10151 2008-02-19 Jan Hubicka <jh@suse.cz>
10153 PR middle-end/28779
10154 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
10157 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
10160 * config/i386/i386-modes.def: Revert the last DI alignment
10161 change until Ada people can look into it.
10163 2008-02-19 Nick Clifton <nickc@redhat.com>
10165 * opts.c (print_specific_help): Fix typo in --help text.
10167 2008-02-19 Jakub Jelinek <jakub@redhat.com>
10170 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
10171 32-bit inline asm without asm alternatives for host GCC < 3.0.
10173 2008-02-19 Richard Guenther <rguenther@suse.de>
10175 PR tree-optimization/34989
10176 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
10177 Allow propagation to INDIRECT_REF if we can simplify only.
10179 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10181 * c-common.c (warn_for_collisions_1): Use appropriate option when
10184 2008-02-19 Nick Clifton <nickc@redhat.com>
10187 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
10188 (handle_options): Fix indentation.
10189 (print_filtered_help): If no language-specific options were
10190 displayed tell the user how to list all the options supported by
10191 the language's front-end.
10192 (print_specific_help): Fix indentation and remove duplicate line.
10193 (common_handle_option): Handle the -v option.
10194 For --help enable the display of undocumented options if the -v
10195 switch has been included on the command line.
10196 For --help= check for overlaps in the arguments between the option
10197 classes and the language names and issue a warning when they
10198 cannot be disambiguated.
10199 * c.opt (v): Pass on to the common option handler.
10201 2008-02-19 Revital Eres <eres@il.ibm.com>
10203 * modulo-sched.c (sms_schedule): Change dump message when
10204 create_ddg function fails.
10205 (try_scheduling_node_in_cycle): Rename row to cycle.
10206 (print_partial_schedule): Rename CYCLE to ROW.
10208 2008-02-19 Christian Bruel <christian.bruel@st.com>
10209 Zdenek Dvorak <ook@ucw.cz>
10211 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
10213 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10216 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
10217 (*x86_movdicc_0_m1_se): Ditto.
10219 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
10221 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
10222 (CMPtype): Define as __gcc_CMPtype.
10223 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
10224 (CMPtype): Define as __gcc_CMPtype.
10226 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
10228 Support valgrind 3.3 for --enable-checking=valgrind.
10229 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
10231 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
10232 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
10233 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
10234 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
10235 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
10236 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
10237 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
10239 * ggc-zone.c: Similar.
10240 * ggc-page.c: Similar.
10242 2008-02-19 Paul Brook <paul@codesourcery.com>
10245 * config/arm/ieee754-df.S: Fix do_it typo.
10246 * config/arm/ieee754-sf.S: Fix do_it typo.
10248 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10251 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
10252 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
10253 (OPTION_MASK_ISA_SSE_SET): Likewise.
10254 (OPTION_MASK_ISA_SSE2_SET): Likewise.
10255 (OPTION_MASK_ISA_SSE3_SET): Likewise.
10256 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
10257 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
10258 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
10259 (OPTION_MASK_ISA_SSE4_SET): Likewise.
10260 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
10261 (OPTION_MASK_ISA_SSE5_SET): Likewise.
10262 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
10263 (OPTION_MASK_ISA_MMX_UNSET): Updated.
10264 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
10265 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
10266 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
10267 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
10268 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
10269 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
10270 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
10271 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
10272 (OPTION_MASK_ISA_SSE4): Removed.
10273 (ix86_handle_option): Turn on bits in ix86_isa_flags and
10274 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
10275 (override_options): Don't turn on implied SSE/MMX bits in
10278 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
10280 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10283 2008-02-18 Joey Ye <joey.ye@intel.com>
10285 PR middle-end/34921
10286 * tree-nested.c (insert_field_into_struct): Set type alignment
10287 to field alignment if the former is less than the latter.
10289 2008-02-18 Jakub Jelinek <jakub@redhat.com>
10291 * BASE-VER: Set to 4.4.0.
10293 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10295 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
10296 * doc/cfg.texi: Likewise.
10297 * doc/extend.texi: Likewise.
10298 * doc/gty.texi: Likewise.
10299 * doc/invoke.texi: Likewise.
10300 * doc/loop.texi: Likewise.
10301 * doc/md.texi: Likewise.
10302 * doc/passes.texi: Likewise.
10303 * doc/rtl.texi: Likewise.
10304 * doc/sourcebuild.texi: Likewise.
10305 * doc/tm.texi: Likewise.
10306 * doc/tree-ssa.texi: Likewise.
10308 2008-02-17 Richard Guenther <rguenther@suse.de>
10310 PR middle-end/35227
10311 * tree-complex.c (init_parameter_lattice_values): Handle parameters
10312 without default definition.
10314 2008-02-17 Richard Guenther <rguenther@suse.de>
10316 PR tree-optimization/35231
10317 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
10320 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
10323 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10324 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10325 libgcc_cmp_return mode.
10327 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10330 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
10332 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
10334 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
10337 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10339 * doc/c-tree.texi: Use `@.' where appropriate.
10340 * doc/extend.texi: Likewise.
10341 * doc/install.texi: Likewise.
10342 * doc/invoke.texi: Likewise.
10343 * doc/loop.texi: Likewise.
10344 * doc/makefile.texi: Likewise.
10345 * doc/md.texi: Likewise.
10346 * doc/passes.texi: Likewise.
10347 * doc/standards.texi: Likewise.
10348 * doc/tm.texi: Likewise.
10350 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10352 PR middle-end/35196
10353 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
10355 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
10356 rather than in entry_bb.
10358 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10360 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
10361 libgcc_cmp_return mode.
10363 2008-02-15 Jakub Jelinek <jakub@redhat.com>
10365 PR middle-end/35130
10366 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
10367 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
10369 2008-02-15 Richard Guenther <rguenther@suse.de>
10370 Zdenek Dvorak <ook@ucw.cz>
10372 PR tree-optimization/35164
10373 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
10374 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
10375 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
10376 Only propagate addresses which do not have abnormal SSA_NAMEs
10379 2008-02-15 Joseph Myers <joseph@codesourcery.com>
10382 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
10384 2008-02-15 Jan Hubicka <jh@suse.cz>
10386 PR middle-end/35149
10387 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
10389 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10391 PR middle-end/34621
10392 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
10393 when calculating alignment_pad.
10395 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
10397 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
10398 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
10399 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
10400 and STACK_BOUNDARY define.
10402 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
10404 PR preprocessor/35061
10405 * c-pragma.c (handle_pragma_pop_macro): Check that
10406 pushed_macro_table has been allocated.
10408 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
10410 PR middle-end/35136
10411 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
10412 (force_gimple_operand): Likewise.
10413 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
10414 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
10415 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
10416 (find_interesting_uses_address): Check addressability and alignment
10417 of the base expression only after substituting bases of IVs into it.
10419 2008-02-14 Michael Matz <matz@suse.de>
10422 * function.c (instantiate_virtual_regs_in_insn): Reload address
10423 before falling back to reloading the whole operand.
10425 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
10427 * config/s390/s390.c (s390_mainpool_start): Emit the pool
10428 before the first section switch note.
10430 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10432 * doc/bugreport.texi: Update copyright years.
10433 * doc/c-tree.texi: Likewise.
10434 * doc/cfg.texi: Likewise.
10435 * doc/cpp.texi: Likewise.
10436 * doc/cppinternals.texi: Likewise.
10437 * doc/fragments.texi: Likewise.
10438 * doc/frontends.texi: Likewise.
10439 * doc/gcc.texi: Likewise.
10440 * doc/gty.texi: Likewise.
10441 * doc/hostconfig.texi: Likewise.
10442 * doc/implement-c.texi: Likewise.
10443 * doc/libgcc.texi: Likewise.
10444 * doc/loop.texi: Likewise.
10445 * doc/makefile.texi: Likewise.
10446 * doc/options.texi: Likewise.
10447 * doc/passes.texi: Likewise.
10448 * doc/rtl.texi: Likewise.
10449 * doc/sourcebuild.texi: Likewise.
10450 * doc/standards.texi: Likewise.
10451 * doc/tree-ssa.texi: Likewise.
10452 * doc/trouble.texi: Likewise.
10454 * doc/extend.texi: Use @: or add comma where appropriate.
10455 * doc/invoke.texi: Likewise.
10456 * doc/tm.texi: Likewise.
10458 2008-02-14 Alan Modra <amodra@bigpond.net.au>
10461 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
10464 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
10466 * doc/md.texi (clz, ctz): Add reference.
10467 * doc/rtl.texi (clz, ctz): Likewise.
10469 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10472 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
10475 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
10477 * config/s390/s390.c (struct constant_pool): New field
10478 emit_pool_after added.
10479 (s390_mainpool_start): Set the emit_pool_after flag according
10480 to the section switch notes.
10481 (s390_mainpool_finish): Consider emit_pool_after when emitting
10482 the literal pool at the end of the function.
10483 (s390_chunkify_start): Force literal pool splits at section
10486 2008-02-13 Michael Matz <matz@suse.de>
10489 * var-tracking.c (clobber_variable_part): Correctly traverse the
10492 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10495 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
10496 Add -fdump-ipa-inline.
10497 * tree-dump.c (dump_files): Remove tree-inlined dump.
10498 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
10500 2008-02-12 Richard Guenther <rguenther@suse.de>
10502 PR tree-optimization/35171
10503 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
10506 2008-02-12 Richard Guenther <rguenther@suse.de>
10508 PR middle-end/35163
10509 * fold-const.c (fold_widened_comparison): Use get_unwidened in
10510 value-preserving mode. Disallow final truncation.
10512 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
10514 PR middle-end/35136
10515 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
10516 code from here to...
10517 (force_gimple_operand): ...here.
10519 2008-02-12 Jakub Jelinek <jakub@redhat.com>
10522 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
10523 non-compatible pointers.
10524 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
10525 different FIELD_DECLs, try harder by comparing field offsets, sizes
10528 PR inline-asm/35160
10529 * function.c (match_asm_constraints_1): Don't replace the same input
10532 2008-02-12 Anatoly Sokolov <aesok@post.ru>
10534 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
10535 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
10536 (expand_epilogue): Restore RAMPZ register.
10537 * config/avr/avr.md (RAMPZ_ADDR): New constant.
10539 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10541 * alloc-pool.c (hash_descriptor, eq_descriptor,
10542 alloc_pool_descriptor): Fix -Wc++-compat warnings.
10543 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
10545 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
10546 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
10547 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
10548 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
10551 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
10553 * tree-flow.h (loop_only_exit_p): Declare.
10554 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
10555 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
10556 the number of iterations if it is constant. Otherwise, if this is the
10557 only possible exit of the loop, use the conservative estimate on the
10558 number of iterations of the entire loop if available.
10560 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
10562 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
10563 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
10564 Add synchronization functions.
10565 * config/sync.c: New file.
10566 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
10567 (LIBGCC_SYNC_CFLAGS): Likewise.
10569 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
10572 * config/i386/i386.md (mode): Add TF to "mode" attribute.
10573 (*pushtf_sse): New insn pattern.
10574 (pushtf splitters): New splitters.
10576 2008-07-03 Michael Meissner <gnu@the-meissners.org>
10578 PR middle-end/35736
10579 * predict.c (build_predict_expr): Use void_type_node for the tree
10580 type, instead of NULL_TREE.
10582 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
10584 * config/i386/i386.c (contains_aligned_value_p): Return true
10586 (ix86_data_alignment): Align TCmode to 128bits.
10587 (ix86_local_alignment): Likewise.
10589 2008-07-03 Andrew Haley <aph@redhat.com>
10592 * vec.h (VEC_TA): New.
10593 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
10594 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
10595 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
10596 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
10597 (C_COMMON_FIXED_TYPES): Remove first arg.
10598 (C_COMMON_FIXED_MODE_TYPES): Likewise.
10599 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
10600 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
10601 not to use empty macro arguments.
10603 2008-07-02 Joseph Myers <joseph@codesourcery.com>
10605 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
10606 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
10607 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
10608 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
10609 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
10610 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
10611 config/ia64/crtn.asm, config/m68hc11/larith.asm,
10612 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
10613 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
10614 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
10615 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
10616 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
10617 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
10618 config/rs6000/e500crtres64gpr.asm,
10619 config/rs6000/e500crtres64gprctr.asm,
10620 config/rs6000/e500crtrest32gpr.asm,
10621 config/rs6000/e500crtrest64gpr.asm,
10622 config/rs6000/e500crtresx32gpr.asm,
10623 config/rs6000/e500crtresx64gpr.asm,
10624 config/rs6000/e500crtsav32gpr.asm,
10625 config/rs6000/e500crtsav64gpr.asm,
10626 config/rs6000/e500crtsav64gprctr.asm,
10627 config/rs6000/e500crtsavg32gpr.asm,
10628 config/rs6000/e500crtsavg64gpr.asm,
10629 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
10630 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
10631 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
10632 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
10633 config/sparc/sol2-cn.asm: Remove .file directives.
10635 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
10637 * resource.c (mark_referenced_resources): Look inside
10638 UNSPEC_VOLATILEs and ASM_INPUTs.
10640 2008-07-02 Ian Lance Taylor <iant@google.com>
10642 * rtlanal.c (add_reg_note): New function.
10643 * rtl.h (add_reg_note): Declare.
10644 * auto-inc-dec.c (attempt_change): Use add_reg_note.
10645 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
10646 * builtins.c (expand_builtin_longjmp): Likewise.
10647 (expand_builtin_nonlocal_goto): Likewise.
10648 * calls.c (emit_call_1, expand_call): Likewise.
10649 * cfgexpand.c (add_reg_br_prob_note): Likewise.
10650 * cfglayout.c (fixup_reorder_chain): Likewise.
10651 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
10652 (commit_one_edge_insertion): Likewise.
10653 * combine.c (move_deaths, distribute_notes): Likewise.
10654 * df-problems.c (df_set_note): Likewise.
10655 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
10656 (set_unique_reg_note): Likewise.
10657 (emit_copy_of_insn_after): Likewise.
10658 * expr.c (expand_expr_real): Likewise.
10659 * gcse.c (add_label_notes): Likewise.
10660 * haifa-sched.c (create_check_block_twin): Likewise.
10661 * jump.c (mark_jump_label_1): Likewise.
10662 * loop-doloop.c (add_test, doloop_modify): Likewise.
10663 * loop-unswitch.c (compare_and_jump_seq): Likewise.
10664 * lower-subreg.c (move_eh_region_note): Likewise.
10665 * optabs.c (emit_libcall_block): Likewise.
10666 * predict.c (predict_insn): Likewise.
10667 (combine_predictions_for_insn): Likewise.
10668 * recog.c (peephole2_optimize): Likewise.
10669 * regmove.c (try_auto_increment): Likewise.
10670 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
10671 * reload.c (find_reloads): Likewise.
10672 * reload1.c (fixup_eh_region_note): Likewise.
10673 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
10674 * reorg.c (delete_prior_computation): Likewise.
10675 (delete_computation, dbr_schedule): Likewise.
10676 * config/pa/pa.c (legitimize_pic_address): Likewise.
10677 * config/sh/sh.c (sh_reorg): Likewise.
10679 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10682 * config/libgcc-glibc.ver: Add %exclude.
10683 * config/m32r/libgcc-glibc.ver: Likwise.
10684 * config/s390/libgcc-glibc.ver: Likwise.
10685 * config/sh/libgcc-glibc.ver: Likwise.
10686 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
10688 * config/i386/libgcc-glibc.ver: New.
10690 * config/i386/libgcc-x86_64-glibc.ver: Removed.
10692 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
10694 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
10695 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
10696 i[34567]86-*-linux*, x86_64-*-linux*. Add
10697 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
10698 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
10699 x86_64-*-linux*. Add i386/t-linux to tmake_file for
10700 i[34567]86-*-linux*, x86_64-*-linux*.
10702 * libgcc-std.ver: Add empty GCC_4.4.0.
10704 * mkmap-symver.awk: Support multiple versions per symbol.
10706 * config/i386/i386.c (ix86_init_builtins): Always define
10707 __builtin_fabsq and __builtin_copysignq with fallbacks.
10708 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
10709 and __builtin_copysignq if SSE2 isn't available.
10711 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
10712 (LIBGCC2_TF_CEXT): Likwise.
10713 (TF_SIZE): Likwise.
10715 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
10717 * config/i386/sfp-machine.h: Moved to libgcc.
10719 * config/i386/sfp-machine.h: New.
10720 * config/i386/t-linux: Likwise.
10722 * config/i386/t-darwin: Remove softfp_wrap_start and
10724 * config/i386/t-darwin64: Likewise.
10726 * config/i386/t-fprules-softfp64: Renamed to ...
10727 * config/i386/t-fprules-softfp: This.
10729 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
10730 and softfp_wrap_end.
10732 2008-07-02 Jason Merrill <jason@redhat.com>
10734 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
10736 * tree.c (ctor_to_list): New fn.
10737 * tree.h: Declare it.
10738 (CONSTRUCTOR_ELT): New macro.
10739 (CONSTRUCTOR_NELTS): New macro.
10741 2008-07-02 Richard Guenther <rguenther@suse.de>
10743 * tree-ssa-structalias.c (struct variable_info): Reorder
10744 to fill padding on 64bit hosts. Make collapsed_to an int.
10745 (get_varinfo_fc): Deal with that.
10746 (new_var_info): Likewise.
10747 (collapse_rest_of_var): Likewise.
10749 2008-07-02 Joshua Sumali <jsumali@redhat.com>
10751 * doc/install.texi (--enable-java-home): Document.
10752 (--enable-aot-compile-rpm): Likewise.
10753 (--with-arch-directory): Likewise.
10754 (--with-os-directory): Likewise.
10755 (--with-origin-name): Likewise.
10756 (--with-arch-suffix): Likewise.
10757 (--with-jvm-root-dir): Likewise.
10758 (--with-jvm-jar-dir): Likewise.
10759 (--with-python-dir): Likewise.
10761 2008-07-02 Richard Guenther <rguenther@suse.de>
10763 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
10764 from decls explicitly. Merge operand checking from tuples.
10766 2008-07-02 Martin Jambor <mjambor@suse.cz>
10768 * tree-switch-conversion.c: Included timevar.h which I forgot before.
10770 2008-07-02 Martin Jambor <mjambor@suse.cz>
10772 * tree-switch-conversion.c: Included timevar.h
10773 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
10775 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
10777 2008-07-02 Martin Jambor <mjambor@suse.cz>
10779 * tree-switch-conversion.c: Corrected various comments and
10781 (build_constructors): Fixed minor formatting mistakes.
10783 * invoke.texi (Optimize Options): Corrected the
10784 switch-conversion-max-branch-ratio parameter.
10786 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
10788 * final.c (asm_insn_count): Return zero for an empty asm body.
10790 2008-07-02 Richard Guenther <rguenther@suse.de>
10792 * bitmap.h (bitmap_set_bit): Return bool.
10793 (bitmap_clear_bit): Likewise.
10794 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
10795 write to the bitmap if it would.
10796 (bitmap_clear_bit): Likewise.
10797 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
10798 bitmap_set_bit return value.
10799 (add_pred_graph_edge): Likewise.
10800 (add_graph_edge): Likewise.
10801 (do_sd_constraint): Likewise.
10802 (do_ds_constraint): Likewise.
10804 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10806 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
10807 Fix -Wc++-compat and/or -Wcast-qual warnings.
10808 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
10809 gen_regparm_prefix): Likewise.
10810 * vmsdbgout.c (write_modbeg, lookup_filename,
10811 vmsdbgout_source_line, vmsdbgout_init): Likewise.
10813 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
10815 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
10816 defaults.h definition apply.
10818 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10820 * function.c (assign_parm_remove_parallels): New.
10821 (assign_parm_setup_block_p): Do not return true for non-BLKmode
10823 (assign_parm_setup_block): Do not handle them.
10824 (assign_parm_setup_reg, assign_parm_setup_stack): Call
10825 assign_parm_remove_parallels.
10827 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
10829 * c-typeck.c (convert_for_assignment): Use
10830 vector_targets_convertible_p.
10831 * c-common.c (vector_targets_convertible_p): New.
10832 * c-common.h (vector_targets_convertible_p): New prototype.
10833 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
10834 opaque_p_V2SI_type_node.
10836 2008-07-01 Steve Ellcey <sje@cup.hp.com>
10838 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
10841 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
10843 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
10844 TFmode constants via two element DImode vector for hosts with
10845 HOST_BITS_PER_WIDE_INT < 64.
10846 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
10847 also for HOST_BITS_PER_WIDE_INT < 64.
10849 2008-07-01 Richard Guenther <rguenther@suse.de>
10851 PR tree-optimization/36666
10852 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
10853 (get_constraint_exp_from_ssa_var): Split into ...
10854 (get_constraint_exp_for_temp): ... this ...
10855 (get_constraint_for_ssa_var): ... and that.
10856 Return constraint expressions for all touched sub-fields
10857 if the results address is not taken.
10858 (process_constraint): Remove assertion that aggregate
10859 assignments do not happen at this place.
10860 (get_constraint_for_component_ref): Add address_p argument.
10861 Return constraint expressions for all touched sub-fields
10862 if the results address is not taken.
10863 (do_deref): Use get_constraint_exp_for_temp.
10864 (get_constraint_for_1): Rename from ...
10865 (get_constraint_for): ... this. Add the old function as wrapper.
10866 (do_structure_copy): Use get_constraint_for_1.
10868 2008-07-01 Martin Jambor <mjambor@suse.cz>
10870 * Makefile.in (tree-switch-conversion.o): Add.
10871 (OBJS-common): Add tree-swtch-conversion.o.
10872 * passes.c (init_optimization_passes): Add pass_convert_switch.
10873 * tree-pass.h: (pass_convert_switch): Add.
10874 * tree-switch-conversion.c: New file.
10875 * gcc.dg/tree-ssa/cswtch.c: New testcase.
10876 * common.opt (ftree-cswtch): New option.
10877 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10878 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
10879 * opts.c (decode_options): Set flag_tree_switch_conversion when
10880 optimization level is >= 2.
10881 * doc/invoke.texi (Optimize Options): Added description of
10882 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
10884 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10886 * config/darwin-driver.c (darwin_default_min_version): Fix
10887 -Wc++-compat warnings.
10889 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
10891 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
10894 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10896 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
10898 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
10900 PR rtl-optimization/34744
10901 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
10902 (df_scan_free_internal): Free data structures not
10903 allocated in storage pools.
10904 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
10905 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
10906 df_scan_free_mws_vec.
10907 * dse.c (dse_step6): Free offset_map_p and offset_map_n
10910 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
10912 * config/i386/i386.c (contains_aligned_value_p): Return true
10914 (ix86_function_arg_boundary): Return its natural boundary
10916 (return_in_memory_32): Don't check TDmode.
10917 (ix86_split_to_parts): Support splitting into 4 parts and
10918 support TFmode for 32bit target.
10919 (ix86_split_long_move): Support splitting into 4 parts.
10920 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
10922 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
10923 (ix86_init_builtins): Here.
10924 (ix86_scalar_mode_supported_p): Always return true for TFmode.
10925 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
10926 'q' and 'w', respectively.
10928 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
10930 (movtf_internal): Likewise.
10931 (<code>tf2): Likewise.
10932 (*absnegtf2_sse): Likewise.
10933 (copysign<mode>3): Likewise.
10934 (copysign<mode>3_const): Likewise.
10935 (copysign<mode>3_var): Likewise.
10936 (define_split UNSPEC_COPYSIGN): Likewise.
10937 * config/i386/sse.md (*nandtf3): Likewise.
10938 (<code>tf3): Likewise.
10939 (*<code>tf3): Likewise.
10941 2008-06-30 Joey Ye <joey.ye@intel.com>
10942 H.J. Lu <hongjiu.lu@intel.com>
10944 * global.c (compute_regsets): Set frame_pointer_needed here.
10945 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
10947 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
10949 * doc/install.texi (specific): Expand Windows build notes.
10951 2008-06-30 Ira Rosen <irar@il.ibm.com>
10953 PR tree-optimization/36648
10954 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
10955 number of prolog iterations by step. Fix the comment.
10957 2008-06-30 Richard Guenther <rguenther@suse.de>
10959 PR middle-end/36671
10960 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
10961 handle calls from ECF_MALLOC functions.
10962 (handle_pure_call): ECF_MALLOC functions do not return
10964 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
10966 2008-06-29 Andreas Schwab <schwab@suse.de>
10968 * config/m68k/m68k.c (print_operand): Always print a float
10970 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
10971 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
10974 * config/rs6000/x-linux64: Remove never used file.
10976 2008-06-29 Richard Guenther <rguenther@suse.de>
10978 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
10980 (struct alias_info): Move ...
10981 * tree-ssa-alias.c: ... here.
10982 (update_alias_info): Declare.
10983 (compute_may_aliases): Call it.
10984 (update_alias_info): New function.
10985 * tree-ssa-structalias.c (update_alias_info): Move ...
10986 * tree-ssa-alias.c (update_alias_info_1): ... here.
10987 * tree-ssa-structalias.c (process_constraint_1): Remove
10988 unused from_call argument. Rename to ...
10989 (process_constraint): ... this. Delete old wrapper.
10990 (make_constraint_to): Adjust callers.
10991 (handle_const_call): Likewise.
10992 (handle_pure_call): Likewise.
10993 (init_base_vars): Likewise.
10994 (handle_lhs_call): Likewise. Remove unnecessary constraint.
10995 (find_func_aliases): We don't need structure copies for
10997 (make_constraint_from_anything): Remove.
10998 (create_variable_info_for): For globals make constraints
10999 from escaped, not from anything.
11000 (compute_points_to_sets): Do not call update_alias_info.
11001 (ipa_pta_execute): Use make_constraint_from.
11003 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11005 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
11006 (bitmap.o-warn, dominance.o-warn): New.
11007 * configure.ac (cxx_compat_warn): Delete.
11008 (loose_warn): Add -Wcast-qual and -Wc++-compat.
11009 * system.h: Remove #pragma diagnostic for -Wcast-qual and
11011 * configure: Regenerate.
11013 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
11016 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11018 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
11019 * df-scan.c (df_notes_rescan): Likewise.
11020 * ggc-page.c (set_page_table_entry): Likewise.
11021 * intl.c (gcc_gettext_width): Likewise.
11022 * varasm.c (get_unnamed_section, get_noswitch_section,
11023 get_section): Likewise.
11025 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
11027 * regrename.c (build_def_use): Don't copy RTX.
11029 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
11031 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
11032 (Type Attributes): Fix nesting of @table and @subsection. Adjust
11033 punctuation. Use @ref instead of @xref.
11034 (Function Names): Remove stray @display/@end display.
11035 (C++ Attributes): Use @ref instead of @xref.
11036 (Deprecated Features): Fix punctuation around @xref.
11037 (Backwards Compatibility): Likewise.
11038 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
11040 2008-06-28 Joseph Myers <joseph@codesourcery.com>
11042 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
11043 constants for E500 double.
11045 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11047 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
11048 element type of const_vector.
11050 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
11052 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
11053 Remove FLAGS_REG clobber from expander pattern.
11054 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
11055 (anddi3, andsi3, andhi3, andqi3): Ditto.
11056 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
11057 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
11058 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
11059 (ashlsi3, ashlhi3, ashlqi3): Ditto.
11060 (ashrsi3, ashrhi3, ashrqi3): Ditto.
11061 (lshrsi3, lshrhi3, lshrqi3): Ditto.
11062 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
11063 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
11065 2008-06-28 Richard Guenther <rguenther@suse.de>
11067 * tree-ssa-structalias.c (callused_id, var_callused,
11068 callused_tree): Add.
11069 (handle_pure_call): New function.
11070 (find_func_aliases): Call it.
11071 (find_what_p_points_to): Handle the call-used set.
11072 (clobber_what_escaped): Likewise.
11073 (compute_call_used_vars): New function.
11074 (init_base_vars): Init the call-used variable.
11075 (do_sd_constraint): Do not propagate the solution from CALLUSED
11076 but use CALLUSED as a placeholder.
11077 (solve_graph): Likewise.
11078 * tree-flow-inline.h (gimple_call_used_vars): New function.
11079 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
11080 (compute_call_used_vars): Declare.
11081 * tree-ssa-alias.c (set_initial_properties): Call
11082 compute_call_used_vars.
11083 (reset_alias_info): Clear call-used variables.
11084 (add_call_clobber_ops): Assert we are not called for const/pure
11085 functions. Remove handling of them.
11086 (add_call_read_ops): Handle pure functions by adding the
11087 call-used set of variables as VUSEs.
11088 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
11089 (delete_tree_ssa): Free it.
11090 * tree-dfa.c (remove_referenced_var): Clear the var from the
11093 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
11095 * tree.c (build_varargs_function_type_list): New.
11096 (build_function_type_list_1): New.
11097 (build_function_type_list): Use build_function_type_list_1.
11098 * tree.h (build_varargs_function_type_list): New.
11100 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
11103 * config/spu/spu.c (spu_builtin_splats): Do not generate
11104 invalid CONST_VECTOR expressions.
11105 (spu_expand_vector_init): Likewise.
11107 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
11109 * optabs.c (libfunc_decls): New variable.
11110 (libfunc_decl_hash, libfunc_decl_eq): New functions.
11111 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
11112 for the same function twice.
11114 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
11116 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
11117 ix86_expand_binary_operator directly.
11118 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
11120 (*ashrti3_1): Ditto.
11121 (*lshrti3_1): Ditto.
11122 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
11123 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
11124 using only one splitter. Conditionaly execute splitter before or
11125 after peephole2 pass.
11126 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
11127 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
11128 Use only one alternative in asm template.
11129 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
11131 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
11132 "J" operand constraint for operand 2.
11133 (*ashldi3_cconly_rex64): Ditto.
11134 (*ashrdi3_cmp_rex64): Ditto.
11135 (*ashrdi3_cconly_rex64): Ditto.
11136 (*lshrdi3_cmp_rex64): Ditto.
11137 (*lshrdi3_cconly_rex64): Ditto.
11138 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
11139 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
11140 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
11143 2008-06-27 Jakub Jelinek <jakub@redhat.com>
11145 * gimplify.c (omp_is_private): Don't return true if decl is not
11146 already private on #pragma omp for or #pragma omp parallel for.
11149 * tree-cfg.c (struct move_stmt_d): Replace block field with
11150 orig_block and new_block fields.
11151 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
11152 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
11153 (move_block_to_fn): Replace vars_map and new_label_map arguments
11154 with struct move_stmt_d pointer.
11155 (replace_block_vars_by_duplicates): New function.
11156 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
11157 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
11158 all subblocks of ORIG_BLOCK to the new function. Call
11159 replace_block_vars_by_duplicates.
11160 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
11161 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
11162 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
11163 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
11164 (expand_omp): Temporarily set input_location to the location of
11165 region's controlling stmt.
11166 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
11167 BIND_EXPR, push ctx->block_vars and gimplification vars into
11168 the BIND_EXPR and its block's BLOCK_VARS instead of directly
11169 into dest function.
11170 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
11171 there are any BLOCK_VARS.
11172 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
11173 OMP_PARALLEL or OMP_TASK stmt.
11174 (lower_omp): Save and restore input_location around the lower_omp_1
11177 2008-06-27 Richard Guenther <rguenther@suse.de>
11179 PR tree-optimization/36400
11180 PR tree-optimization/36373
11181 PR tree-optimization/36344
11182 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
11183 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
11184 (update_alias_info): Remove call clobbering code.
11185 (make_constraint_to): New helper function.
11186 (make_escape_constraint): Likewise.
11187 (handle_rhs_call): Use it on all pointer containing arguments.
11188 Also mark the static chain escaped.
11189 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
11190 instead of ANYTHING.
11191 (make_constraint_from): New helper split out from ...
11192 (make_constraint_from_anything): ... here.
11193 (find_func_aliases): Add constraints for escape sites.
11194 (intra_create_variable_infos): Make constraints from NONLOCAL
11196 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
11198 (clobber_what_p_points_to): Remove.
11199 (clobber_what_escaped): New function.
11200 (init_base_vars): Init NONLOCAL and ESCAPED.
11201 (do_sd_constraint): Do not propagate the solution from ESCAPED
11202 but use ESCAPED as a placeholder.
11203 (solve_graph): Likewise.
11204 * tree-flow.h (clobber_what_p_points_to): Remove.
11205 (clobber_what_escaped): Declare.
11206 * tree-ssa-alias.c (set_initial_properties): Call it.
11207 Remove code clobbering escaped pointers.
11209 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11211 * function.c (allocate_struct_function): Only allocate a unique
11212 funcdef_no if the decl is nonzero.
11214 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
11216 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
11217 * config/mips/mips.c (mips_split_const_insns): New function.
11218 * config/mips/mips.md (move_type): New attribute.
11219 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
11220 (dword_mode): New attribute.
11221 (type): Avoid long line. Map "move_type"s to "type"s,
11222 choosing "multi" for doubleword moves if appropriate.
11223 Swap MTC/MFC comments to match their declaration order.
11224 (extended_mips16): Default to "yes" if "move_type" is "sll0",
11225 "type" is "branch" or "jal" is "direct".
11226 (length): Handle "extended_mips16" first. Make the default
11227 "0" for "ghost" instructions. Set the length from "move_type".
11228 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
11229 of "type", with "sll0" for the register alternative. Remove the
11230 "extended_mips16" attribute.
11231 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
11232 of "type", with "shift_shift" for the register alternative.
11233 Remove the "length" attribute.
11234 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
11235 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
11236 of "type", with "andi" for the register alternative.
11237 (*zero_extendqihi2): Likewise.
11238 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
11239 of "andi" instead of a "type" of "arith".
11240 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
11242 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
11243 (mov_<store>r, *mov<mode>_ra): Likewise.
11244 (extendsidi2): Use "move_type" instead of "type", with "move"
11245 for the register alternative.
11246 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
11247 of "type", with "signext" for the register alternative.
11248 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
11249 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
11250 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
11251 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
11252 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
11253 (unnamed branch insn): Likewise.
11254 (*movdi_gp32_fp64): Fold into...
11255 (*movdi_32bit): ...here.
11256 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
11257 (*movdf_hardfloat): ...this new pattern.
11258 (*movdf_softfloat): Remove redundant FPR alternatives.
11259 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
11260 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
11261 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
11262 the "move" attribute.
11263 (*movdi_32bit): Use "move_type" instead of "type" and remove the
11264 "length" attribute. Use "fpload" and "fpstore" instead of "load"
11265 and "store" for COP loads and stores.
11266 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
11267 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
11268 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
11269 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
11270 (*movtf_mips16, *movv2sf): Likewise.
11271 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
11272 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
11273 (mfhc1<mode>): Use "move_type" instead of "move".
11274 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
11275 (loadgp_blockage): Remove the "length" attribute.
11276 (blockage, set_got_version, update_got_version): Likewise.
11277 (call_internal): Remove the "extended_mips16" attribute.
11278 (call_value_internal, call_value_multiple_internal): Likewise.
11279 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
11281 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
11282 the "length" attribute.
11284 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11286 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
11287 -Wcast-qual warnings.
11288 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
11289 handle_pragma_pop_macro): Likewise.
11290 * collect2.c (resolve_lib_name): Likewise.
11291 * config/arc/arc.c (arc_init): Likewise.
11292 * config/arm/arm.c (neon_builtin_compare,
11293 locate_neon_builtin_icode): Likewise.
11294 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
11295 * config/bfin/bfin.c (bfin_init_machine_status,
11296 bfin_optimize_loop): Likewise.
11297 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
11298 * config/cris/cris.c (cris_init_expanders): Likewise.
11299 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
11300 * config/darwin.c (machopic_indirection_eq,
11301 machopic_indirection_name, machopic_output_indirection): Likewise.
11302 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
11303 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
11304 frv_optimize_membar): Likewise.
11305 * config/i386/cygwin.h (mingw_scan,
11306 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
11307 * config/i386/cygwin1.c (mingw_scan): Likewise.
11308 * config/i386/i386.c (machopic_output_stub): Likewise.
11309 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
11310 i386_pe_unique_section): Likewise.
11311 * config/ia64/ia64.c (ia64_init_machine_status,
11312 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
11314 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
11315 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
11316 * config/m68k/m68k.c (m68k_handle_option,
11317 m68k_sched_md_init_global): Likewise.
11318 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
11319 mcore_unique_section): Likewise.
11320 * config/mips/mips.c (mips_block_move_straight,
11321 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
11323 * config/mmix/mmix.c (mmix_init_machine_status,
11324 mmix_encode_section_info): Likewise.
11325 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
11326 * config/rs6000/rs6000.c (rs6000_init_machine_status,
11327 print_operand_address, output_toc, redefine_groups,
11328 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
11329 * config/s390/s390.c (s390_init_machine_status): Likewise.
11330 * config/score/score.c (score_block_move_straight,
11331 score_block_move_loop_body): Likewise.
11332 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
11333 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
11334 * emit-rtl.c (find_auto_inc): Likewise.
11335 * gcc.c (translate_options, process_command): Likewise.
11336 * reorg.c (dbr_schedule): Likewise.
11337 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
11338 * xcoffout.c (xcoffout_declare_function): Likewise.
11340 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
11342 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
11343 ipa-pta working again.
11345 2008-06-27 David Edelsohn <edelsohn@gnu.org>
11347 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
11350 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
11352 * config.gcc (powerpc*-*-*): Add new core e500mc.
11353 * config/rs6000/e500mc.md: New file.
11354 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11356 (rs6000_override_options): Add e500mc case to
11357 processor_target_table. Altivec and Spe options not allowed
11358 with e500mc. Add isel instruction to e500mc by
11359 default. Initialize rs6000_cost for e500mc.
11360 (rs6000_issue_rate): Set issue rate for e500mc.
11361 * config/rs6000/rs6000.h (processor_type): Add
11362 PROCESSOR_PPCE500MC.
11363 (ASM_CPU_SPEC): Add e500mc.
11364 Set TARGET_ISEL to rs6000_isel.
11365 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
11366 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
11367 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
11369 * doc/invoke.texi: Add e500mc to list of cpus.
11371 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11374 * c-lex.c (lex_charconst): Initialize unsignedp.
11376 2008-06-27 Olivier Hainque <hainque@adacore.com>
11378 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
11379 documented assumptions.
11381 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
11383 * dwarf2out.c: Remove trailing white spaces. Break long line
11386 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
11388 * libfuncs.h (LTI_synchronize): New libfunc_index.
11389 (synchronize_libfunc): Declare.
11390 * builtins.c (expand_builtin_synchronize): Consider using
11391 synchronize_libfunc before falling back on an asm blockage.
11392 * config/mips/mips.c: Include libfuncs.h
11393 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
11395 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
11397 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
11398 parameter. Copy stack_reg to r11 where appropriate.
11399 (no_global_regs_above): Add gpr parameter.
11400 (rs6000_stack_info): Only add padding for SPE save area if we
11401 are saving SPE GPRs and CR.
11402 (saveres_routine_syms): New variable.
11403 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
11405 (rs6000_savres_routine_sym): New function.
11406 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
11408 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
11409 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
11410 Tweak FPR out-of-line saving.
11411 (rs6000_make_savres_rtx): New function.
11412 (rs6000_use_multiple_p): New function.
11413 (rs6000_savres_strategy): New function.
11414 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
11415 out-of-line if appropriate.
11416 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
11417 if we are optimizing for size.
11418 (GP_SAVE_INLINE): Define.
11419 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
11420 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
11421 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
11422 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
11423 (*save_fpregs_<mode>): Add use of r11.
11424 (*restore_gpregs_<mode>): New insn.
11425 (*return_and_restore_gpregs_<mode>): New insn.
11426 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
11428 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
11429 (*restore_gpregs_spe): New insn.
11430 (*return_and_restore_gpregs_spe): New insn.
11431 * config/rs6000/predicates.md (save_world_operation): Fix check.
11433 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11435 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
11436 this point, so assert that.
11438 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
11440 * cfganal.c: Include vec.h and vecprim.h.
11441 (compute_idf): Import from...
11442 * tree-into-ssa (compute_idf): ...here.
11443 * basic-block.h (compute_idf): Export.
11445 2008-06-26 Joseph Myers <joseph@codesourcery.com>
11447 * c-decl.c (merge_decls): Use !current_function_decl to check for
11448 extern declaration of C99 inline function being at file scope.
11450 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
11452 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
11454 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11456 * alias.c (record_alias_subset, init_alias_analysis): Fix
11457 -Wc++-compat and/or -Wcast-qual warnings.
11458 * attribs.c (lookup_attribute_spec): Likewise.
11459 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
11460 copy_bb, connect_traces,
11461 find_rarely_executed_basic_blocks_and_cr): Likewise.
11462 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
11463 note_btr_set, migrate_btr_defs): Likewise.
11464 * builtins.c (result_vector, expand_builtin_memcpy,
11465 expand_builtin_mempcpy_args, expand_builtin_strncpy,
11466 builtin_memset_read_str, expand_builtin_printf,
11467 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
11469 * caller-save.c (mark_set_regs): Likewise.
11470 * calls.c (expand_call, emit_library_call_value_1): Likewise.
11471 * cgraph.c (cgraph_edge): Likewise.
11472 * combine.c (likely_spilled_retval_1): Likewise.
11473 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
11474 htab_counts_entry_del, get_coverage_counts): Likewise.
11475 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
11476 new_cselib_val): Likewise.
11477 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
11478 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
11480 * df-core.c (df_compact_blocks): Likewise.
11481 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
11482 * df-scan.c (df_grow_reg_info, df_ref_create,
11483 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
11484 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
11485 df_record_entry_block_defs, df_record_exit_block_uses,
11486 df_bb_verify): Likewise.
11487 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
11488 DF_REF_EXTRACT_MODE_CONST): New.
11489 * dominance.c (get_immediate_dominator, get_dominated_by,
11490 nearest_common_dominator, root_of_dom_tree,
11491 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
11492 -Wc++-compat and/or -Wcast-qual warnings.
11493 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
11494 record_store, replace_read, check_mem_read_rtx, scan_insn,
11495 dse_step1, dse_record_singleton_alias_set): Likewise.
11496 * dwarf2asm.c (dw2_force_const_mem): Likewise.
11498 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11500 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
11501 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
11502 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
11503 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
11504 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
11505 add_ranges_num, add_ranges_by_labels, file_info_cmp,
11506 file_name_acquire, output_file_names, add_const_value_attribute,
11507 premark_used_types_helper, file_table_eq, file_table_hash,
11508 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
11509 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
11510 -Wcast-qual warnings.
11511 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
11512 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
11513 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
11514 gen_reg_rtx, start_sequence, init_emit): Likewise.
11515 * et-forest.c (et_new_occ, et_new_tree): Likewise.
11516 * except.c (init_eh_for_function, gen_eh_region,
11517 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
11518 arh_to_landing_pad, arh_to_label, add_action_record,
11519 add_call_site, switch_to_exception_section): Likewise.
11520 * expmed.c (synth_mult): Likewise.
11521 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
11522 store_expr): Likewise.
11523 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
11525 * function.c (assign_stack_temp_for_type,
11526 allocate_struct_function, match_asm_constraints_1): Likewise.
11527 * gcov-io.c (gcov_allocate): Likewise.
11528 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
11529 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
11530 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
11531 record_one_set, insert_expr_in_table, insert_set_in_table,
11532 dump_hash_table, compute_hash_table_work, alloc_hash_table,
11533 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
11534 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
11535 -Wcast-qual warnings.
11537 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11539 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
11540 -Wcast-qual warnings.
11541 * gcc.c (process_command): Likewise.
11542 * genattrtab.c (oballoc): Use XOBNEW.
11543 (oballocvec): Define.
11544 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
11545 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
11546 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
11547 -Wc++-compat and/or -Wcast-qual warnings.
11548 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
11549 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
11550 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
11551 gen_presence_absence_set, gen_automaton, gen_regexp_el,
11552 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
11553 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
11554 add_excls, process_presence_absence_names,
11555 process_presence_absence_patterns, add_presence_absence,
11556 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
11557 get_free_state, add_arc, get_free_automata_list_el,
11558 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
11559 transform_3, cache_presence, create_ainsns, create_automata,
11560 create_state_ainsn_table, dfa_insn_code_enlarge,
11561 output_trans_func, output_min_issue_delay_func,
11562 output_dead_lock_func, output_reset_func,
11563 output_get_cpu_unit_code_func, output_dfa_start_func,
11564 expand_automata): Likewise.
11565 * genextract.c (gen_insn): Likewise.
11566 * gengtype-lex.l: Likewise.
11567 * gengtype.c (read_input_list, adjust_field_type,
11568 process_gc_options): Likewise.
11569 * genoutput.c (note_constraint): Likewise.
11570 * genpreds.c (mangle, add_constraint): Likewise.
11571 * genrecog.c (process_define_predicate, new_decision,
11572 add_to_sequence): Likewise.
11573 * gensupport.c (record_insn_name): Likewise.
11575 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11577 * config/i386/driver-i386.c (detect_caches_amd,
11578 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
11579 and/or -Wcast-qual warnings.
11580 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
11581 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
11582 gt_pch_save): Likewise.
11583 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
11584 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
11585 * global.c (compute_regsets): Likewise.
11586 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
11587 finish_graph_dump_file): Likewise.
11588 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
11589 unlink_bb_notes): Likewise.
11590 * integrate.c (get_hard_reg_initial_val): Likewise.
11591 * ipa-prop.c (ipa_push_func_to_list): Likewise.
11592 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
11593 * local-alloc.c (update_equiv_regs): Likewise.
11594 * loop-invariant.c (check_invariant_table_size,
11595 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
11597 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
11598 altered_reg_used, mark_altered): Likewise.
11599 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
11600 insert_var_expansion_initialization,
11601 combine_var_copies_in_loop_exit, apply_opt_in_copies,
11602 release_var_copies): Likewise.
11603 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
11604 analyze_matrix_decl, add_allocation_site, analyze_transpose,
11605 analyze_accesses_for_phi_node, check_var_notmodified_p,
11606 check_allocation_function, find_sites_in_func,
11607 record_all_accesses_in_func, transform_access_sites,
11608 transform_allocation_sites): Likewise.
11609 * omp-low.c (new_omp_region, create_omp_child_function_name,
11610 check_omp_nesting_restrictions, check_combined_parallel,
11611 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
11612 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
11613 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
11614 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
11616 * opts-common.c (prune_options): Likewise.
11617 * opts.c (add_input_filename, print_filtered_help,
11618 get_option_state): Likewise.
11619 * params.c (add_params): Likewise.
11620 * passes.c (set_pass_for_id, next_pass_1,
11621 do_per_function_toporder, pass_fini_dump_file): Likewise.
11622 * postreload.c (reload_cse_simplify_operands): Likewise.
11623 * predict.c (tree_predicted_by_p, tree_predict_edge,
11624 clear_bb_predictions, combine_predictions_for_bb): Likewise.
11626 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11628 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
11630 * recog.c (check_asm_operands, validate_change_1): Likewise.
11631 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
11632 subst_asm_stack_regs): Likewise.
11633 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
11634 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
11635 * regmove.c (reg_is_remote_constant_p): Likewise.
11636 * regrename.c (regrename_optimize, scan_rtx_reg,
11637 kill_clobbered_value, kill_set_value, kill_autoinc_value):
11639 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
11640 regstat_compute_calls_crossed): Likewise.
11641 * reload1.c (init_reload, new_insn_chain,
11642 has_nonexceptional_receiver, reload, copy_reloads,
11643 calculate_needs_all_insns, init_elim_table): Likewise.
11644 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
11645 * rtl.c (shallow_copy_rtx_stat): Likewise.
11646 * rtlanal.c (parms_set): Likewise.
11647 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
11648 sbitmap_resize, sbitmap_vector_alloc): Likewise.
11649 * sched-ebb.c (earliest_block_with_similiar_load,
11650 add_deps_for_risky_insns): Likewise.
11651 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
11652 schedule_region): Likewise.
11653 * see.c (eq_descriptor_pre_extension,
11654 hash_descriptor_pre_extension, hash_del_pre_extension,
11655 eq_descriptor_properties, hash_descriptor_properties,
11656 hash_del_properties, see_seek_pre_extension_expr,
11657 see_initialize_data_structures, see_print_register_properties,
11658 see_print_pre_extension_expr, see_delete_merged_def_extension,
11659 see_delete_unmerged_def_extension, see_emit_use_extension,
11660 see_pre_delete_extension, see_map_extension, see_commit_changes,
11661 see_analyze_merged_def_local_prop,
11662 see_analyze_merged_def_local_prop,
11663 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
11664 see_set_prop_merged_def, see_set_prop_unmerged_def,
11665 see_set_prop_unmerged_use, see_print_one_extension,
11666 see_merge_one_use_extension, see_merge_one_def_extension,
11667 see_store_reference_and_extension, see_update_uses_relevancy,
11668 see_update_defs_relevancy): Likewise.
11669 * statistics.c (hash_statistics_hash, hash_statistics_eq,
11670 hash_statistics_free, curr_statistics_hash): Likewise.
11671 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
11672 expand_asm_operands, expand_return, case_bit_test_cmp,
11673 expand_case): Likewise.
11674 * stor-layout.c (start_record_layout): Likewise.
11675 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
11676 gt_pch_save_stringpool): Likewise.
11677 * tree-data-ref.c (hash_stmt_vertex_info,
11678 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
11679 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
11681 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
11684 * config/i386/i386.md : Change constraints of HImode and QImode
11685 immediate operands from "i" to "n". Change SImode "ni" constraint to
11686 "i" and SImode "rmi" constraint to "g". Remove all constraints
11687 from const0_operand and const1_operand predicated operands.
11688 (i): Change QImode and HImode attribute from "i" to "n".
11689 (*subqi_2): Change HImode operands to QImode.
11692 2008-06-25 Olivier Hainque <hainque@adacore.com>
11694 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
11697 2008-06-25 Richard Guenther <rguenther@suse.de>
11699 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
11700 not overflow the result type.
11702 2008-06-25 Richard Guenther <rguenther@suse.de>
11704 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
11705 (vn_lookup): Likewise.
11707 2008-06-25 Richard Guenther <rguenther@suse.de>
11709 PR tree-optimization/35518
11710 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
11711 * tree-sra.c (instantiate_element): Use fold_build3 to build
11713 (try_instantiate_multiple_fields): Likewise.
11715 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11717 * config/rs6000/rs6000.md: Change all string instruction's clobber to
11720 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11722 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
11723 use_backchain_to_restore_sp to true
11724 if the offset of the link register save area would go over the 32k - 1
11725 offset limit of the load
11728 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
11730 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
11731 anchor for the type-punning blurb. Cross-reference "Structures
11732 unions enumerations and bit-fields implementation". Provide a
11733 cast-through-pointer example. Make final sentence self-contained.
11734 * doc/implement-c.texi (Structures unions enumerations and
11735 bit-fields implementation): Cross-reference the type-punning blurb
11736 in the -fstrict-aliasing documentation.
11738 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
11740 PR middle-end/36594
11741 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
11742 the memory instead of the memory itself for the save area.
11744 2008-06-24 Olivier Hainque <hainque@adacore.com>
11745 Nicolas Roche <roche@adacore.com>
11747 * gengtype.c (srcdir_len): size_t instead of int.
11748 (get_file_realbasename): New function. For F a filename, the real
11749 basename of F, with all the path components stripped.
11750 (get_file_srcdir_relative_path): New function. For F a filename, the
11751 relative path to F from $(srcdir).
11752 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
11753 get_file_realbasename. Adjust the head comment.
11754 (get_prefix_langdir_index): New function. For F a filename, return the
11755 lang_dir_names[] relative index of the language directory that is
11757 (get_file_langdir): For F a filename, return the name of the language
11758 directory where F is located.
11759 (get_file_gtfilename): New function. The gt- output file name for an
11761 (get_output_file_with_visibility): Replace in-line computations with
11762 uses of get_file_gtfilename and get_prefix_langdir_index.
11763 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
11765 2008-06-24 Jakub Jelinek <jakub@redhat.com>
11767 PR tree-optimization/36504
11768 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
11769 references without base address.
11771 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11773 PR middle-end/36584
11774 * calls.c (expand_call): Increase alignment for recursive functions.
11776 2008-06-23 Anatoly Sokolov <aesok@post.ru>
11778 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
11779 (TARGET_FUNCTION_VALUE): New define.
11780 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
11781 * config/avr/avr.h (FUNCTION_VALUE): Remove.
11783 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11785 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
11786 (fmod<mode>3): Ditto.
11787 (remainderxf3): Ditto.
11788 (remainder<mode>3): Ditto.
11790 2008-06-23 Jakub Jelinek <jakub@redhat.com>
11793 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
11794 REG is a hard register.
11796 PR tree-optimization/36508
11797 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
11798 499, don't check it at all in release compilers.
11800 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
11802 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
11803 together with SSE_TARGET_MATH to disable insn pattern.
11804 (*fop_<MODEF:mode>_2_i387): Ditto.
11805 (*fop_<MODEF:mode>_3_i387): Ditto.
11807 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
11809 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
11811 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
11813 PR middle-end/34906
11814 * gimplify.c (gimplify_asm_expr): Check the return code of
11815 parse_output_constraint call, set function return and is_inout
11816 value if it failed.
11818 2008-06-22 Ian Lance Taylor <iant@google.com>
11820 * c-lex.c (narrowest_unsigned_type): Change itk to int.
11821 (narrowest_signed_type): Likewise.
11822 * c-typeck.c (c_common_type): Change local variable mclass to enum
11824 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
11825 tcc_comparison, not the tree code itself.
11826 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
11827 (c_expand_expr): Cast modifier to enum expand_modifier.
11828 * c-common.h (C_RID_CODE): Add casts.
11829 (C_SET_RID_CODE): Define.
11830 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
11831 (c_lex_one_token): Add cast to avoid warning.
11832 (c_parser_objc_type_name): Rename local typename to type_name.
11833 (check_no_duplicate_clause): Change code parameter to enum
11835 (c_parser_omp_var_list_parens): Change kind parameter to enum
11837 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
11838 c_parser_omp_list_var_parens.
11839 (c_parser_omp_threadprivate): Likewise.
11840 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
11841 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
11842 * c-format.c (NO_FMT): Define.
11843 (printf_length_specs): Use NO_FMT.
11844 (asm_fprintf_length_specs): Likewise.
11845 (gcc_diag_length_specs): Likewise.
11846 (scanf_length_specs): Likewise.
11847 (strfmon_length_specs): Likewise.
11848 (gcc_gfc_length_specs): Likewise.
11849 (printf_flag_specs): Change 0 to STD_C89.
11850 (asm_fprintf_flag_specs): Likewise.
11851 (gcc_diag_flag_specs): Likewise.
11852 (gcc_cxxdiag_flag_specs): Likewise.
11853 (scanf_flag_specs): Likewise.
11854 (strftime_flag_specs): Likewise.
11855 (strfmon_flag_specs): Likewise.
11856 (print_char_table): Likewise.
11857 (asm_fprintf_char_table): Likewise.
11858 (gcc_diag_char_table): Likewise.
11859 (gcc_tdiag_char_table): Likewise.
11860 (gcc_cdiag_char_table): Likewise.
11861 (gcc_cxxdiag_char_table): Likewise.
11862 (gcc_gfc_char_table): Likewise.
11863 (scan_char_table): Likewise.
11864 (time_char_table): Likewis.
11865 (monetary_char_table): Likewise.
11866 * c-format.h (BADLEN): Likewise.
11868 2008-06-21 Ian Lance Taylor <iant@google.com>
11870 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
11871 Define END_OF_BASE_TREE_CODES around inclusion.
11872 * tree.c (tree_code_type): New global array.
11873 (tree_code_length, tree_code_name): Likewise.
11874 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
11875 $(lang_tree_files).
11876 (all-tree.def, s-alltree): New targets.
11877 (gencheck.h, s-gencheck): Remove.
11878 (tree.o): Depend upon all-tree.def.
11879 (build/gencheck.o): Remove gencheck.h dependency.
11880 (mostlyclean): Don't remove gencheck.h.
11881 * c-common.h (enum c_tree_code): Remove.
11882 * c-lang.c (tree_code_type): Remove.
11883 (tree_code_length, tree_code_name): Remove.
11884 * gencheck.c (tree_codes): Include all-tree.def, rather than
11885 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
11887 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
11889 * cp/cp-tree.h (enum cplus_tree_code): Remove.
11890 (operator_name_info): Size to MAX_TREE_CODES.
11891 (assignment_operator_name_info): Likewise.
11892 * cp/cp-lang.c (tree_code_type): Remove.
11893 (tree_code_length, tree_code_name): Remove.
11894 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
11895 (assignment_operator_name_info): Likewise.
11896 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
11898 * cp/mangle.c (write_expression): Likewise.
11899 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
11900 * fortran/f95-lang.c (tree_code_type): Remove.
11901 (tree_code_length, tree_code_name): Remove.
11902 * java/java-tree.h (enum java_tree_code): Remove.
11903 * java/lang.c (tree_code_type): Remove.
11904 (tree_code_length, tree_code_name): Remove.
11905 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
11906 * objc/objc-act.h (enum objc_tree_code): Remove.
11907 * objc/objc-lang.c (tree_code_type): Remove.
11908 (tree_code_length, tree_code_name): Remove.
11909 * objcp/objcp-lang.c (tree_code_type): Remove.
11910 (tree_code_length, tree_code_name): Remove.
11911 * ada/ada-tree.h (enum gnat_tree_code): Remove.
11912 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
11913 * ada/misc.c (tree_code_type): Remove.
11914 (tree_code_length, tree_code_name): Remove.
11916 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
11918 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
11919 the grand_bitmap_obstack.
11921 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11923 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
11924 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
11925 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
11926 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
11927 move_stmt_r, new_label_mapper): Likewise.
11928 * tree-complex.c (cvc_lookup): Likewise.
11929 * tree-dfa.c (create_function_ann): Likewise.
11930 * tree-dump.c (dump_register): Likewise.
11931 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
11932 find_phi_replacement_condition): Likewise.
11933 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
11934 tree_function_versioning): Likewise.
11935 * tree-into-ssa.c (cmp_dfsnum): Likewise.
11936 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
11937 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
11938 get_nonlocal_debug_decl, convert_nonlocal_reference,
11939 convert_nonlocal_omp_clauses, get_local_debug_decl,
11940 convert_local_reference, convert_local_omp_clauses,
11941 convert_nl_goto_reference, convert_nl_goto_receiver,
11942 convert_tramp_reference, convert_call_expr): Likewise.
11943 * tree-outof-ssa.c (contains_tree_r): Likewise.
11944 * tree-parloops.c (reduction_phi, initialize_reductions,
11945 eliminate_local_variables_1, add_field_for_reduction,
11946 add_field_for_name, create_phi_for_local_result,
11947 create_call_for_reduction_1, create_loads_for_reductions,
11948 create_stores_for_reduction, create_loads_and_stores_for_name):
11950 * tree-phinodes.c (allocate_phi_node): Likewise.
11951 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
11952 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
11953 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
11954 * tree-ssa-coalesce.c (compare_pairs): Likewise.
11955 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
11956 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
11957 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
11958 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
11959 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
11960 vn_nary_op_insert): Likewise.
11961 * tree-ssa.c (redirect_edge_var_map_add,
11962 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
11963 * tree-vectorizer.c (vectorize_loops): Likewise.
11964 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
11965 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
11966 tree_cons_stat, build1_stat, build_variant_type_copy,
11967 decl_init_priority_lookup, decl_fini_priority_lookup,
11968 decl_priority_info, decl_restrict_base_lookup,
11969 decl_restrict_base_insert, decl_debug_expr_lookup,
11970 decl_debug_expr_insert, decl_value_expr_lookup,
11971 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
11972 type_hash_add, get_file_function_name, tree_check_failed,
11973 tree_not_check_failed, tree_range_check_failed,
11974 omp_clause_range_check_failed, build_omp_clause,
11975 build_vl_exp_stat): Likewise.
11976 * value-prof.c (gimple_histogram_value,
11977 gimple_duplicate_stmt_histograms): Likewise.
11978 * var-tracking.c (attrs_list_insert, attrs_list_copy,
11979 unshare_variable, variable_union_info_cmp_pos, variable_union,
11980 dataflow_set_different_1, dataflow_set_different_2,
11981 vt_find_locations, variable_was_changed, set_variable_part,
11982 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
11983 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
11984 section_entry_hash, object_block_entry_eq,
11985 object_block_entry_hash, create_block_symbol,
11986 initialize_cold_section_name, default_function_rodata_section,
11987 strip_reg_name, set_user_assembler_name, const_desc_eq,
11988 build_constant_desc, output_constant_def, lookup_constant_def,
11989 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
11990 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
11991 default_internal_label): Likewise.
11992 * varray.c (varray_init, varray_grow): Likewise.
11993 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
11995 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
11997 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
11998 operators for "test" insn. Macroize insn using SWI mode macro.
11999 (*jcc_fused_2): Ditto.
12000 (*jcc_fused_3): Macroize insn using SWI mode macro.
12001 (*jcc_fused_4): Ditto.
12003 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
12005 * tree-ssa-pre.c: Fix typo in comment.
12006 (init_antic, fini_antic): Add explicit funtions for
12007 initializing and deinitializing ANTIC and AVAIL sets.
12008 (create_expression_by_pieces): Fix typo in comment.
12009 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
12010 (execute_pre): Eventually dump details about ANTIC_IN.
12012 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12014 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
12015 * gcc.c (translate_options, init_spec, store_arg, read_specs,
12016 add_to_obstack, file_at_path, find_a_file, execute,
12017 add_preprocessor_option, add_assembler_option, add_linker_option,
12018 process_command, insert_wrapper, do_option_spec, do_self_spec,
12019 spec_path, do_spec_1, is_directory, main, used_arg,
12020 getenv_spec_function): Likewise.
12021 * tlink.c (symbol_hash_lookup, file_hash_lookup,
12022 demangled_hash_lookup, symbol_push, file_push, frob_extension):
12025 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
12027 * doc/rtl.texi: Updated subreg section.
12029 2008-06-19 Jakub Jelinek <jakub@redhat.com>
12032 * cgraphunit.c (cgraph_process_new_functions): Don't clear
12033 node->needed and node->reachable.
12034 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
12035 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
12036 (expand_task_call): Don't call expand_task_copyfn.
12037 (expand_task_copyfn): Renamed to...
12038 (finalize_task_copyfn): ... this.
12040 2008-06-19 Jan Hubicka <jh@suse.cz>
12042 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
12043 clobbering framepointer.
12045 2008-06-19 Jan Hubicka <jh@suse.cz>
12047 * tree-optimize.c (execute_early_local_optimizations): Set
12048 cgraph_state only at first invocation.
12050 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12052 * system.h (-Wc++-compat): Activate as a warning, no an error.
12054 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12056 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
12057 instead of "#" in insn asm template.
12058 (*jcc_fused_2): Ditto.
12060 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
12062 * config/i386/i386.h (ix86_tune_indices)
12063 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
12064 (TARGET_FUSE_CMP_AND_BRANCH): New define.
12065 * config/i386/i386.md (*jcc_fused_1): New insn pattern
12066 (*jcc_fused_2): Ditto.
12067 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
12068 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
12069 (print operand): Handle 'E' and 'e' code.
12071 2008-06-19 Anatoly Sokolov <aesok@post.ru>
12073 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
12074 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12075 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12077 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
12079 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
12081 (cgraph_expand_function): Use local copy of decl.
12082 (cgraph_expand_all_functions): Remove redundant initialization of
12084 (cgraph_optimize): Reword internal_error message.
12086 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
12088 * arm-protos.h (arm_return_in_memory): Remove public
12089 arm_return_in_memory() prototype.
12090 * arm.c (arm_return_in_memory): Add static prototype, add target
12091 hook macro, change definition and comments.
12092 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
12094 2008-06-19 Ben Elliston <bje@au.ibm.com>
12096 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
12097 real.c: Remove references to IEEE 754R.
12098 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
12099 * doc/libgcc.texi (Decimal float library routines): Likewise.
12101 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12103 * targhooks.h (struct gcc_target): New member unwind_word_mode.
12104 (default_unwind_word_mode): Add prototype.
12105 * targhooks.c (default_unwind_word_mode): New function.
12106 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
12107 instead of word_mode.
12108 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
12109 (TARGET_INITIALIZER): Use it.
12111 * c-common.c (handle_mode_attribute): Support "unwind_word"
12113 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
12115 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
12116 word_mode to access SjLj_Function_Context member "data".
12117 (sjlj_emit_dispatch_table): Likewise. Also, perform type
12118 conversion from targetm.eh_return_filter_mode () to
12119 targetm.unwind_word_mode () if they differ.
12121 * builtin-types.def (BT_UNWINDWORD): New primitive type.
12122 (BT_FN_UNWINDWORD_PTR): New function type.
12123 (BT_FN_WORD_PTR): Remove.
12124 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
12125 * except.c (expand_builtin_extend_pointer): Convert pointer to
12126 targetm.unwind_word_mode () instead of word_mode.
12128 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
12129 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
12130 (spu_unwind_word_mode): New function.
12131 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
12132 (TARGET_UNWIND_WORD_MODE): Define.
12133 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
12135 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
12137 * config/spu/spu.c (reg_align): Remove.
12138 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
12139 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
12140 (spu_split_store): Likewise.
12142 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
12144 * gcc/tree-vn.c: Fix typo in comment.
12146 2008-06-18 Jan Hubicka <jh@suse.cz>
12148 * cgraphunit.c (cgraph_optimize): Output debug info when doing
12149 toplevel reorder too.
12151 2008-06-18 Jan Hubicka <jh@suse.cz>
12153 * c-opts.c (c_common_post_options): PCH is not compatible with
12155 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
12156 -fno-toplevel-reorder by default now.
12158 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12160 PR documentation/30739
12161 * doc/install.texi (Prerequisites): Document dependency on awk.
12163 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
12164 Ian Lance Taylor <iant@google.com>
12166 PR rtl-optimization/35604
12167 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
12168 only want to change jump destinations, not eventual label comparisons.
12170 2008-06-16 Jan Hubicka <jh@suse.cz>
12172 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
12174 (cgraph_analyze_function): Likewise.
12176 2008-06-16 Jan Hubicka <jh@suse.cz>
12178 * cgraph.h (cgraph_mark_if_needed): New function.
12179 * cgraphunit.c (cgraph_mark_if_needed): New function.
12180 * c-decl.c (duplicate_decl): Use it.
12182 2008-06-16 Jan Hubicka <jh@suse.cz>
12184 * cgraph.c (cgraph_add_new_function): When in expansion state, do
12187 2008-06-16 Jan Hubicka <jh@suse.cz>
12189 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
12191 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
12192 Kazu Hirata <kazu@codesourcery.com>
12193 Maxim Kuvyrkov <maxim@codesourcery.com
12195 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
12196 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
12197 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
12198 EXTRA_SPEC_FUNCTIONS.
12199 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
12200 (DRIVER_SELF_SPECS): Adjust.
12201 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
12202 * config/mips/st.h, config/mips/t-st: New.
12203 * config/mips/driver-native.c, config/mips/x-native: New.
12204 * doc/invoke.texi (MIPS): Document 'native' value for -march and
12207 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
12209 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
12211 (ISA_HAS_FP_CONDMOVE): New macro.
12212 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
12213 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
12214 (ISA_HAS_NMADD3_NMSUB3): New macro.
12215 * config/mips/mips.c (mips_rtx_costs): Update.
12216 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
12217 compiling for ST Loongson 2E/2F.
12218 (madd<mode>): Rename to madd4<mode>. Update.
12219 (madd3<mode>): New pattern.
12220 (msub<mode>): Rename to msub4<mode>. Update.
12221 (msub3<mode>): New pattern.
12222 (nmadd<mode>): Rename to nmadd4<mode>. Update.
12223 (nmadd3<mode>): New pattern.
12224 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
12225 (nmadd3<mode>_fastmath): New pattern.
12226 (nmsub<mode>): Rename to nmsub4<mode>. Update.
12227 (nmsub3<mode>): New pattern.
12228 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
12229 (nmsub3<mode>_fastmath): New pattern.
12230 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
12232 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
12234 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
12235 (DF_REF_INSN_INFO): New.
12236 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
12237 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
12238 with a NULL DF_REF_INSN_INFO.
12239 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
12241 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
12242 DF_INSN_INFO_EQ_USES): New.
12243 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
12244 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
12245 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
12246 * df-core.c: Update comment for above changes.
12247 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
12248 DF_INSN_UID_* macros.
12249 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
12250 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
12251 insn rtx. Update all callers.
12252 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
12253 df_ref_create_structure, df_insn_refs_collect): Likewise.
12254 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
12255 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
12256 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
12257 macros to access the insn refs.
12258 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
12259 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
12260 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
12261 for accessing the refs.
12262 (try_fwprop_subst): Likewise.
12263 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
12264 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
12265 for accessing the refs.
12266 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
12267 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
12268 to look at the insn refs.
12269 (record_uses): Likewise.
12270 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
12272 (mark_artificial_uses): Don't mark_insn for artificial refs.
12273 (mark_reg_rependencies): Likewise.
12275 * doc/rtl.texi: Remove documentation of ADDRESSOF.
12277 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12279 * configure: Regenerate.
12281 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12283 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
12284 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12285 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12287 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12289 * config/avr/avr.c (avr_mcu_t): Add attiny167.
12290 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12291 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12293 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
12295 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
12296 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12297 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12299 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12301 * tree-ssa-sccvn.c: Fix format of comments.
12303 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
12305 * cgraph.c: Remove unneeded forward declarations of eq_node()
12308 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
12310 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
12312 (see_update_relevancy): Likewise.
12313 * fwprop.c (try_fwprop_subst): Likewise.
12314 * rtlanal.c (noop_move_p): Likewise.
12315 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
12316 notes to non-existing libcall blocks.
12317 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
12319 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
12320 (dead_libcall_p): Remove.
12321 (delete_trivially_dead_insns): Don't use it.
12322 * web.c (union_defs): Remove comment about keeping nops.
12323 * gcse.c (hash_scan_insn): Don't take libcall pointers.
12324 (compute_hash_table_work): Don't track libcall notes.
12325 (do_local_cprop): Don't take libcall pointers. Don't update
12327 (adjust_libcall_notes): Deleted.
12328 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
12329 ever have existed in the first place).
12330 (replace_store_insn): Don't try to remove libcall notes.
12331 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
12332 (resolve_reg_notes): Don't call them.
12333 (resolve_simple_move): Likewise.
12334 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
12335 Don't remove REG_RETVAL notes.
12336 * emit-rtl.c (try_split): Don't update libcall notes.
12337 (emit_copy_of_insn_after): Dito.
12338 * cselib.c (cselib_current_insn_in_libcall): Remove.
12339 (cselib_process_insn): Don't set/clear it.
12340 (new_elt_loc_list): Don't record it.
12341 (cselib_init): Don't initialize it.
12342 * cselib.c (struct elt_loc_list): Remove in_libcall field.
12343 * loop-invariant.c (find_invariant_insn): Don't look for libcall
12345 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
12346 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
12347 (init_deps): Don't initialize it.
12348 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
12349 * combine.c (delete_noop_moves): Don't update libcall notes.
12350 (can_combine_p): Remove now pointless #if 0 block.
12351 (try_combine): Remove another obsolete #if 0 block.
12352 (distribute_notes): Don't distribute libcall notes.
12353 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
12354 * dce.c (libcall_dead_p): Remove.
12355 (delete_unmarked_insns): Don't handle libcall blocks.
12356 (preserve_libcall_for_dce): Remove.
12357 (prescan_insns_for_dce): Don't special-case libcall block insns.
12358 * reload1 (reload): Don't handle libcall notes.
12359 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
12362 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12364 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
12365 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12366 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12368 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
12370 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
12371 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
12372 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
12374 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12376 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
12378 2008-06-16 Ira Rosen <irar@il.ibm.com>
12380 PR tree-optimization/36493
12381 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
12382 the arguments list. Use VECTYPE to create vector pointer.
12383 (vectorizable_store): Fail if accesses through a pointer to vectype
12384 do not alias the original memory reference operands.
12385 Call vect_create_data_ref_ptr without the removed argument.
12386 (vectorizable_load): Likewise.
12387 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
12390 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
12393 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
12394 reg_equiv_constant.
12396 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
12398 * config/mips/loongson2ef.md: New file.
12399 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
12400 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
12401 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
12402 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
12403 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
12405 (loongson2ef.md): New include.
12406 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
12407 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
12408 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
12409 (loongson_gt_<mode>, loongson_extract_halfword)
12410 (loongson_insert_halfword_0, loongson_insert_halfword_2)
12411 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
12412 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
12413 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
12414 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
12415 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
12416 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
12417 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
12418 (vec_interleave_low<mode>): Define type attribute.
12419 * config/mips/mips.c (mips_ls2): New static variable.
12420 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
12421 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
12422 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
12423 Implement target scheduling hooks.
12424 (mips_multipass_dfa_lookahead): Update to handle tuning for
12426 (mips_sched_init): Initialize data for Loongson scheduling.
12427 (mips_ls2_variable_issue): New static function.
12428 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
12430 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
12431 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
12432 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
12433 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
12434 Handle ST Loongson 2E/2F cores.
12435 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
12437 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12439 * omp-low.c (extract_omp_for_data): Fix comment typo.
12442 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12444 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
12445 FIXME note about gcc/config.guess.
12446 * doc/options.texi (Option file format): Remove non-ASCII bytes.
12447 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
12448 * doc/cppopts.texi: Likewise.
12449 * doc/extend.texi: Likewise.
12450 * doc/gcc.texi: Likewise.
12451 * doc/gccint.texi: Likewise.
12452 * doc/gcov.texi: Likewise.
12453 * doc/gty.texi: Likewise.
12454 * doc/hostconfig.texi: Likewise.
12455 * doc/install.texi: Likewise.
12456 * doc/invoke.texi: Likewise.
12457 * doc/loop.texi: Likewise.
12458 * doc/makefile.texi: Likewise.
12459 * doc/md.texi: Likewise.
12460 * doc/passes.texi: Likewise.
12461 * doc/tm.texi: Likewise.
12462 * doc/tree-ssa.texi: Likewise.
12463 * doc/trouble.texi: Likewise.
12465 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
12466 Nathan Sidwell <nathan@codesourcery.com>
12467 Maxim Kuvyrkov <maxim@codesourcery.com>
12468 Richard Sandiford <rdsandiford@googlemail.com>
12470 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
12471 * config/mips/mips-protos.h (mips_expand_vector_init): New.
12472 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
12474 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
12475 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
12476 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
12478 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
12479 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
12480 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
12481 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
12482 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
12483 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
12484 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
12485 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
12486 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
12487 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
12488 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
12489 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
12490 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
12491 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
12492 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
12493 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
12494 (mips_builtins): Add Loongson builtins.
12495 (mips_loongson_2ef_bdesc): New.
12496 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
12497 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
12498 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
12499 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
12501 (mips_expand_vector_init): New.
12502 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
12503 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
12505 * config/mips/mips.md: Add unspec numbers for Loongson
12506 builtins. Include loongson.md.
12507 (MOVE64): Include Loongson vector modes.
12508 (SPLITF): Include Loongson vector modes.
12509 (HALFMODE): Handle Loongson vector modes.
12510 * config/mips/loongson.md: New.
12511 * config/mips/loongson.h: New.
12512 * config.gcc: Add loongson.h header for mips*-*-* targets.
12513 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
12515 2008-06-14 Joseph Myers <joseph@codesourcery.com>
12517 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
12518 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
12519 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
12520 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
12521 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
12522 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
12523 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
12524 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
12525 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
12526 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
12527 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
12528 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
12529 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
12530 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
12531 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
12532 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
12533 Remove use_fixproto=yes.
12534 (ia64*-*-hpux*): Remove comment about using fixproto.
12535 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
12537 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12539 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
12541 * configure: Regenerate.
12543 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
12545 PR middle-end/36520
12546 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
12547 before evaluating it.
12549 2008-06-13 Jakub Jelinek <jakub@redhat.com>
12552 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
12553 nested inline functions.
12554 (start_decl, start_function): Don't invert DECL_EXTERNAL
12555 for nested inline functions.
12557 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12559 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
12560 splits that must be made for correctness.
12562 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
12564 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
12565 (AVAIL_NON_MIPS16): Likewise.
12566 (mips_builtin_description): Replace target_flags with a predicate.
12567 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
12568 (dspr2_32): New availability predicates.
12569 (MIPS_BUILTIN): New macro.
12570 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
12571 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
12572 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
12573 Replace the TARGET_FLAGS parameters with AVAIL parameters.
12574 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
12575 (mips_dsp_32only_bdesc): Merge into...
12576 (mips_builtins): ...this new array.
12577 (mips_bdesc_map, mips_bdesc_arrays): Delete.
12578 (mips_init_builtins): Update after above changes.
12579 (mips_expand_builtin_1): Merge into...
12580 (mips_expand_builtin): ...here and update after above changes.
12582 2008-06-12 Paul Brook <paul@codesourcery.com>
12584 * longlong.h (__arm__): Define count_leading_zeros.
12585 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
12586 (clzsi2, clzdi2): New functions.
12587 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
12588 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
12589 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
12590 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
12591 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
12592 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
12593 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
12594 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
12595 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
12596 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
12598 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
12600 * config/m68k/m68k.c (m68k_tune_flags): New.
12601 (override_options): Compute m68k_tune_flags.
12602 (MULL_COST, MULW_COST): Update for various variants of CFV2.
12603 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
12605 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12607 PR middle-end/36506
12608 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
12610 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12612 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
12613 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
12615 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
12617 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
12618 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
12620 2008-06-12 Jakub Jelinek <jakub@redhat.com>
12622 PR middle-end/36506
12623 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
12626 2008-06-12 Richard Guenther <rguenther@suse.de>
12628 PR tree-optimization/36345
12629 * tree-flow.h (struct ptr_info_def): Align escape_mask,
12630 add memory_tag_needed flag.
12631 (may_alias_p): Declare.
12632 * tree-ssa-alias.c (may_alias_p): Export.
12633 (set_initial_properties): Use memory_tag_needed flag.
12634 (update_reference_counts): Likewise.
12635 (reset_alias_info): Reset memory_tag_needed flag.
12636 (create_name_tags): Check memory_tag_needed flag.
12637 (dump_points_to_info_for): Dump it.
12638 * tree-ssa-structalias.c (struct variable_info): Remove
12639 directly_dereferenced flag.
12640 (new_var_info): Do not initialize it.
12641 (process_constraint_1): Do not set it.
12642 (update_alias_info): Set is_dereferenced flag.
12643 (set_uids_in_ptset): Use may_alias_p.
12644 (set_used_smts): Check memory_tag_needed flag.
12645 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
12646 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
12647 memory_tag_needed flag.
12648 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
12649 from broken design.
12651 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
12653 * config/i386/i386.c (ix86_compute_frame_layout): Disable
12654 red zone for w64 abi.
12655 (ix86_expand_prologue): Likewise.
12656 (ix86_force_to_memory): Likewise.
12657 (ix86_free_from_memory): Likewise.
12659 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
12662 * config/rs6000/rs6000.c (rs6000_override_options): Set
12663 rs6000_isel conditionally to the absence of comand line override.
12664 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12665 Remove duplicate rs6000_isel setting.
12666 * config/rs6000/eabispe.h: Ditto.
12668 2008-06-11 Richard Guenther <rguenther@suse.de>
12670 * alias.c (get_alias_set): Use the element alias-set for arrays.
12671 (record_component_aliases): For arrays and vectors do nothing.
12672 * c-common.c (strict_aliasing_warning): Handle the cases
12673 of alias set zero explicitly.
12674 * Makefile.in (dfp.o-warn): Add -Wno-error.
12676 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12678 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
12680 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
12681 tune_32 tune_64 to supported_defaults. Allow values not
12682 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
12683 x86_64. Do not override cpu_32 or cpu_64 values from target name.
12684 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
12685 with_cpu_64 to generic for 64-bit-supporting configurations, not
12686 with_cpu. Remove FIXMEs.
12687 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
12688 --with-arch-64, --with-tune-32, --with-tune-64): Document.
12689 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
12690 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
12691 arch_32 and arch_64.
12693 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
12694 Olivier Hainque <hainque@adacore.com>
12696 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
12697 Use DECL_SIZE_UNIT to retrieve the size of the field.
12699 2008-06-11 Joseph Myers <joseph@codesourcery.com>
12701 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
12702 with function calls after declarations. Lay out
12703 neon_float_type_node before further use.
12705 2008-06-11 Richard Guenther <rguenther@suse.de>
12707 * tree-flow.h (may_point_to_global_var): Declare.
12708 * tree-ssa-alias.c (may_point_to_global_var): New function.
12709 * tree-ssa-sink.c (is_hidden_global_store): Use it.
12711 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
12713 * configure.ac: Teach that fido supports .debug_line.
12714 * configure: Regenerate.
12716 2008-06-10 Tom Tromey <tromey@redhat.com>
12718 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
12721 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12723 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
12724 (encode_decimal64, decode_decimal64, encode_decimal128,
12725 decode_decimal128): Reverse order of 32-bit parts of value if host
12726 and target endianness differ.
12728 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
12730 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
12731 Avoid division by 0.
12732 (tree_mod_pow2_value_transform): Likewise.
12733 (tree_ic_transform): Likewise.
12734 (tree_stringops_transform): Likewise.
12735 (tree_mod_subtract_transform): Likewise.
12736 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
12737 (copy_edges_for_bb): Likewise.
12738 (initialize_cfun): Likewise.
12740 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12742 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
12743 nonmemory_operand. Add "N" operand constraint.
12745 (*jcc_btdi_mask_rex64): New instruction and split pattern.
12746 (*jcc_btsi_mask): Ditto.
12747 (*jcc_btsi_mask_1): Ditto.
12749 2008-06-10 Joseph Myers <joseph@codesourcery.com>
12751 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
12752 TYPE_CANONICAL for copied element type.
12754 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
12757 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
12758 Add m_CORE2 and m_GENERIC.
12759 * config/i386/predicates.md (bt_comparison_operator): New predicate.
12760 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
12762 (*jcc_btdi_rex64): New instruction and split pattern.
12763 (*jcc_btsi): Ditto.
12764 (*jcc_btsi_1): Ditto.
12765 (*btsq): Fix Intel asm dialect operand order.
12769 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
12771 PR middle-end/36447
12772 * simplify-rtx.c (simplify_subreg): Add check for shift count
12775 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
12777 * doc/md.texi: Synchronize with later constraints.md change.
12778 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
12779 with a C implementation.
12780 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
12782 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
12783 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
12784 when moving to and from MD_REGNUM.
12785 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
12786 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
12787 Handle byte and halfword moves.
12788 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
12790 * config/mips/constraints.md (h): Turn into NO_REGS.
12791 (l, x): Update documentation.
12792 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
12793 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
12794 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
12795 (HILO): New mode iterator.
12797 (any_div): New code iterator.
12798 (u): Extend code attribute to div and udiv.
12799 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
12800 d_operand in the splitters. Remove redundant CONST_INT checks.
12801 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
12802 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
12803 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
12804 accordingly, using normal moves instead of unspecs to move LO into
12805 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
12806 (<u>mulsidi3): Handle expansion in C code.
12807 (<u>mulsidi3_32bit_internal): Rename to...
12808 (<u>mulsidi3_32bit): ...this.
12809 (<u>mulsidi3_32bit_r4000): Fix insn separator.
12810 (*<u>mulsidi3_64bit): Rename to...
12811 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
12812 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
12813 to set LO and HI to the multiplication result. Use a normal move
12814 for MFLO and an unspec for MFHI.
12815 (*<u>mulsidi3_64bit_parts): Replace with...
12816 (<u>mulsidi3_64bit_hilo): ...this new instruction.
12817 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
12818 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
12819 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
12820 instead of HI. Split the instruction into a separate multiplication
12821 and MFHI if !TARGET_FIX_R4000.
12822 (<su>muldi3_highpart): Likewise.
12823 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
12824 and the "=h" clobber.
12825 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
12826 (<u>mulditi3): New expander.
12827 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
12828 (madsi): Remove "=h" clobber.
12829 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
12830 Force the modulus result to be a GPR and split the instruction into
12831 a division followed by an MFHI after reload.
12832 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
12833 (*lea_high64): Use d_operand in the define_peephole2. Likewise
12834 the MIPS16 HIGH define_split.
12835 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
12836 of acc<->gpr moves to "multi".
12837 (*movdi_64bit): Replace the single "x" alternative with
12838 alternatives for moving into and out of "a".
12839 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
12840 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
12841 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
12842 Use d_operand in the splitters. Remove redundant CONST_INT checks.
12843 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
12844 (movti): New expander.
12845 (*movti, *movti_mips16): New insns.
12846 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
12847 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
12848 (mthi<GPR:mode>_<HILO:mode>): Likewise.
12849 * config/mips/predicates.md (fpr_operand): Delete.
12850 (d_operand): New predicate.
12852 2008-06-09 Michael Meissner <michael.meissner@amd.com>
12854 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
12855 failure on some Bourne shells.
12856 (x86_64-*-*): Ditto.
12858 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
12860 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
12862 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
12864 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
12865 (sparc-sun-solaris2*): Likewise.
12867 2008-06-09 Arnaud Charlet <charlet@adacore.com
12869 * doc/install.texi: Update requirements to build the Ada compiler.
12871 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
12873 * df-scan.c (struct df_scan_problem_data): Remove the
12874 mw_link_pool alloc pool.
12875 (df_scan_free_internal): Don't free it.
12876 (df_scan_alloc): Don't allocate it.
12877 * df.h (struct df_link): Update comment.
12879 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
12881 * except.h: Correct checks for when SJLJ exceptions must be used.
12883 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12885 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
12888 2008-06-08 Joseph Myers <joseph@codesourcery.com>
12890 PR tree-optimization/36218
12891 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
12892 configure for the build system.
12893 (BUILD_LDFLAGS): Define.
12894 * configure: Regenerate.
12895 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
12897 2008-07-08 Anatoly Sokolov <aesok@post.ru>
12900 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
12901 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
12902 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
12904 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
12906 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
12908 2008-06-07 Joseph Myers <joseph@codesourcery.com>
12910 * config.gcc (Obsolete configurations): Remove list of
12912 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
12913 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
12914 targets matched by those patterns.
12915 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
12916 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
12917 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
12918 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
12919 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12920 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
12921 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
12922 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
12923 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
12924 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
12925 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
12926 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
12927 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
12928 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
12929 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
12930 Make code for Solaris 7 and greater unconditional for Solaris.
12931 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
12932 Remove --with-* handling.
12933 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
12934 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
12935 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
12936 LINK_OS_WINDISS_SPEC): Remove.
12937 * config/rs6000/sysv4.opt (mwindiss): Remove.
12938 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
12939 * configure: Regenerate.
12940 * doc/cpp.texi: Don't mention BeOS.
12941 * doc/extend.texi (interrupt): Don't mention MS1.
12942 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
12943 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
12944 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
12945 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
12946 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
12948 * doc/invoke.texi (MT Options): Remove.
12949 (-mwindiss): Remove.
12950 (CRIS Options): Remove cris-axis-aout references.
12951 (HPPA Options): Don't mention hppa1.1-*-pro.
12952 * doc/md.texi: (MorphoTech family): Remove.
12953 * libgcc2.c: Don't handle UWIN.
12954 * config/alpha/t-unicosmk: Remove.
12955 * config/alpha/unicosmk.h: Remove.
12956 * config/arm/kaos-arm.h: Remove.
12957 * config/arm/kaos-strongarm.h: Remove.
12958 * config/arm/strongarm-coff.h: Remove.
12959 * config/arm/strongarm-elf.h: Remove.
12960 * config/arm/strongarm-pe.h: Remove.
12961 * config/arm/t-strongarm-pe: Remove.
12962 * config/arm/t-xscale-coff: Remove.
12963 * config/arm/t-xscale-elf: Remove.
12964 * config/arm/xscale-coff.h: Remove.
12965 * config/arm/xscale-elf.h: Remove.
12966 * config/chorus.h: Remove.
12967 * config/cris/aout.h: Remove.
12968 * config/cris/aout.opt: Remove.
12969 * config/cris/t-aout: Remove.
12970 * config/i386/beos-elf.h: Remove.
12971 * config/i386/kaos-i386.h: Remove.
12972 * config/i386/ptx4-i.h: Remove.
12973 * config/i386/sco5.h: Remove.
12974 * config/i386/sco5.opt: Remove.
12975 * config/i386/sysv4-cpp.h: Remove.
12976 * config/i386/sysv5.h: Remove.
12977 * config/i386/t-beos: Remove.
12978 * config/i386/t-sco5: Remove.
12979 * config/i386/t-uwin: Remove.
12980 * config/i386/uwin.asm: Remove.
12981 * config/i386/uwin.h: Remove.
12982 * config/kaos.h: Remove.
12983 * config/mips/windiss.h: Remove.
12984 * config/mt: Remove directory.
12985 * config/pa/pa-osf.h: Remove.
12986 * config/pa/pa-pro-end.h: Remove.
12987 * config/pa/t-pro: Remove.
12988 * config/ptx4.h: Remove.
12989 * config/rs6000/beos.h: Remove.
12990 * config/rs6000/kaos-ppc.h: Remove.
12991 * config/rs6000/t-beos: Remove.
12992 * config/rs6000/windiss.h: Remove.
12993 * config/sh/kaos-sh.h: Remove.
12994 * config/sol2-6.h: Remove.
12995 * config/sparc/sol26-sld.h: Remove.
12996 * config/sparc/sysv4-only.h: Remove.
12997 * config/vax/bsd.h: Remove.
12998 * config/vax/t-memfuncs: Remove.
12999 * config/vax/ultrix.h: Remove.
13000 * config/vax/vaxv.h: Remove.
13001 * config/windiss.h: Remove.
13003 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13005 PR rtl-optimization/36438
13006 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
13007 for vector shifts with constant scalar shift operands.
13009 2008-06-06 Sandip Matte <sandip@rmicorp.com>
13011 * doc/invoke.texi: Document -march=xlr.
13012 * config/mips/xlr.md: New file.
13013 * config/mips/mips.md: Include it.
13015 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
13016 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
13017 (mips_rtx_cost_data): Likewise.
13019 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
13021 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
13022 PRE_INC and PRE_DEC cases.
13024 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13026 PR rtl-optimization/36419
13027 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
13028 the emitting jump insn.
13031 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
13032 is not bool, boolify the whole *expr_p and convert to the desired type.
13034 2008-06-06 Jakub Jelinek <jakub@redhat.com>
13036 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
13037 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
13038 Add omp_private_outer_ref hook, add another argument to
13039 omp_clause_default_ctor hook.
13040 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
13041 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
13042 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
13043 hook_tree_tree_tree_tree_null.
13044 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
13045 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
13046 * hooks.c (hook_tree_tree_tree_tree_null): New function.
13047 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
13048 * tree.def (OMP_TASK): New tree code.
13049 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
13050 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
13051 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
13052 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
13053 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
13054 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
13055 OMP_CLAUSE_COLLAPSE_EXPR): Define.
13056 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13057 (OMP_DIRECTIVE_P): Add OMP_TASK.
13058 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
13059 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
13060 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
13061 and OMP_CLAUSE_UNTIED entries.
13062 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
13064 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13065 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
13066 * tree-pretty-print.c (dump_omp_clause): Handle
13067 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
13068 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
13069 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
13070 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
13071 warning about unsigned iterators. Change decl/init/cond/incr
13072 arguments to TREE_VECs, check arguments for all collapsed loops.
13073 (c_finish_omp_taskwait): New function.
13074 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
13076 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
13077 default_function_array_conversion on init. Add par_clauses argument.
13078 If decl is present in parallel's lastprivate clause, change it to
13079 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
13080 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
13081 collapse count in clauses.
13082 (c_parser_omp_for, c_parser_omp_parallel): Adjust
13083 c_parser_omp_for_loop callers.
13084 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
13085 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
13086 (c_parser_omp_clause_name): Handle collapse and untied clauses.
13087 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
13089 (c_parser_omp_clause_schedule): Handle schedule(auto).
13090 Include correct location in the error message.
13091 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
13092 and PRAGMA_OMP_CLAUSE_UNTIED.
13093 (OMP_TASK_CLAUSE_MASK): Define.
13094 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
13095 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
13096 * tree-nested.c (convert_nonlocal_omp_clauses,
13097 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
13098 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
13099 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13100 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
13102 (conver_nonlocal_reference, convert_local_reference,
13103 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
13104 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
13105 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
13106 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
13107 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
13108 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
13109 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
13110 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
13111 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13113 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
13114 * c-common.h (c_finish_omp_taskwait): New prototype.
13115 * gimple-low.c (lower_stmt): Handle OMP_TASK.
13116 * tree-parloops.c (create_parallel_loop): Create 1 entry
13117 vectors for OMP_FOR_{INIT,COND,INCR}.
13118 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13119 (make_edges): Handle OMP_TASK.
13120 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
13121 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13122 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
13123 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
13124 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
13125 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13126 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
13127 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
13128 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
13129 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
13130 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
13131 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
13132 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
13133 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
13134 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
13135 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
13136 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
13137 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
13138 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
13139 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
13140 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
13141 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
13142 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
13143 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
13144 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
13145 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
13146 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
13147 original iterator is present in lastprivate clause or if
13148 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
13149 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13150 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
13151 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
13152 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
13153 if it is set, lookup var in outer contexts too. Handle
13154 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
13155 to be implicitly determined firstprivate for task regions.
13156 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
13157 if it is set, lookup var in outer contexts too. Set
13158 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
13159 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
13160 OMP_CLAUSE_UNTIED. Take region_type as last argument
13161 instead of in_parallel and in_combined_parallel.
13162 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
13164 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
13165 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
13166 (new_omp_context): Set default_kind to
13167 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
13168 (omp_region_type): New enum.
13169 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
13170 fields, add region_type.
13171 (new_omp_context): Take region_type as argument instead of is_parallel
13172 and is_combined_parallel.
13173 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
13174 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
13175 ctx->is_combined_parallel checks.
13176 (gimplify_omp_task): New function.
13177 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
13179 * omp-low.c (extract_omp_for_data): Use schedule(static)
13180 for schedule(auto). Handle pointer and unsigned iterators.
13181 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
13182 Add loops argument. Extract data for collapsed OMP_FOR loops.
13183 (expand_parallel_call): Assert sched_kind isn't auto,
13184 map runtime schedule to index 3.
13185 (struct omp_for_data_loop): New type.
13186 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
13187 Add loop, loops, collapse and iter_type fields.
13188 (workshare_safe_to_combine_p): Disallow combined for if
13189 iter_type is unsigned long long. Don't combine collapse > 1 loops
13190 unless all bounds and steps are constant. Adjust extract_omp_for_data
13192 (expand_omp_for_generic): Handle pointer, unsigned and long long
13193 iterators. Handle collapsed OMP_FOR loops. Adjust
13194 for struct omp_for_data changes. If libgomp function doesn't return
13195 boolean_type_node, add comparison of the return value with 0.
13196 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
13197 pointer, unsigned and long long iterators. Adjust for struct
13198 omp_for_data changes.
13199 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
13200 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
13201 unsigned long long. Allocate loops array, pass it to
13202 extract_omp_for_data. For collapse > 1 loops use always
13203 expand_omp_for_generic.
13204 (omp_context): Add sfield_map and srecord_type fields.
13205 (is_task_ctx, lookup_sfield): New functions.
13206 (use_pointer_for_field): Use is_task_ctx helper. Change first
13207 argument's type from const_tree to tree. Clarify comment.
13208 In OMP_TASK disallow copy-in/out sharing.
13209 (build_sender_ref): Call lookup_sfield instead of lookup_field.
13210 (install_var_field): Add mask argument. Populate both record_type
13211 and srecord_type if needed.
13212 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
13214 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
13215 and DECL_FIELD_OFFSET.
13216 (scan_sharing_clauses): Adjust install_var_field callers. For
13217 firstprivate clauses on explicit tasks allocate the var by value in
13218 record_type unconditionally, rather than by reference.
13219 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
13220 Use is_taskreg_ctx instead of is_parallel_ctx.
13221 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
13222 (create_omp_child_function_name): Add task_copy argument, use
13223 *_omp_cpyfn* names if it is true.
13224 (create_omp_child_function): Add task_copy argument, if true create
13225 *_omp_cpyfn* helper function.
13226 (scan_omp_parallel): Adjust create_omp_child_function callers.
13227 Rename parallel_nesting_level to taskreg_nesting_level.
13228 (scan_omp_task): New function.
13229 (lower_rec_input_clauses): Don't run constructors for firstprivate
13230 explicit task vars which are initialized by *_omp_cpyfn*.
13231 Pass outer var ref to omp_clause_default_ctor hook if
13232 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
13233 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
13234 OMP_CLAUSE_REDUCTION_INIT.
13235 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
13236 avoid duplicate setting of fields. Handle
13237 OMP_CLAUSE_PRIVATE_OUTER_REF.
13238 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
13239 copy-out if TREE_READONLY, only copy-in.
13240 (expand_task_copyfn): New function.
13241 (expand_task_call): New function.
13242 (struct omp_taskcopy_context): New type.
13243 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
13245 (lower_omp_parallel): Rename to...
13246 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13247 Call create_task_copyfn if srecord_type is needed. Adjust
13249 (task_shared_vars): New variable.
13250 (check_omp_nesting_restrictions): Warn if work-sharing,
13251 barrier, master or ordered region is closely nested inside OMP_TASK.
13252 Add warnings for barrier if closely nested inside of work-sharing,
13253 ordered, or master region.
13254 (scan_omp_1): Call check_omp_nesting_restrictions even for
13255 GOMP_barrier calls. Rename parallel_nesting_level to
13256 taskreg_nesting_level. Handle OMP_TASK.
13257 (lower_lastprivate_clauses): Even if some lastprivate is found on a
13258 work-sharing construct, continue looking for them on parent parallel
13260 (lower_omp_for_lastprivate): Add lastprivate clauses
13261 to the beginning of dlist rather than end. Adjust for struct
13262 omp_for_data changes.
13263 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
13264 not after it. Handle collapsed OMP_FOR loops, adjust for
13265 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
13266 (get_ws_args_for): Adjust extract_omp_for_data caller.
13267 (scan_omp_for): Handle collapsed OMP_FOR
13268 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
13269 (lower_omp_single_simple): If libgomp function doesn't return
13270 boolean_type_node, add comparison of the return value with 0.
13271 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
13272 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
13273 (parallel_nesting_level): Rename to...
13274 (taskreg_nesting_level): ... this.
13275 (is_taskreg_ctx): New function.
13276 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
13277 of is_parallel_ctx.
13278 (execute_lower_omp): Rename parallel_nesting_level to
13279 taskreg_nesting_level.
13280 (expand_omp_parallel): Rename to...
13281 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
13282 Call omp_task_call for OMP_TASK regions.
13283 (expand_omp): Adjust caller, handle OMP_TASK.
13284 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
13286 * bitmap.c (bitmap_default_obstack_depth): New variable.
13287 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
13288 if argument is NULL and bitmap_default_obstack is already initialized.
13289 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
13291 * matrix-reorg.c (matrix_reorg): Likewise.
13293 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
13295 * config/i386/i386.md (*indirect_jump): Macroize using P
13296 mode iterator. Remove !TARGET_64BIT from insn constraints.
13297 (*tablejump_1): Ditto.
13298 (*indirect_jump_rex64): Remove insn pattern.
13299 (*tablejump_1_rex64): Ditto.
13300 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
13301 and eh_return_si insn patterns.
13303 2008-06-06 Richard Guenther <rguenther@suse.de>
13305 * tree-ssa-structalias.c (merge_smts_into): Remove.
13306 (find_what_p_points_to): Do not bother to compute the
13307 points-to set for pt_anything pointers.
13308 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
13309 for pt_anything pointers is ok.
13311 2008-06-06 Jan Hubicka <jh@suse.cz>
13313 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
13315 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13317 * cgraph.c: Fix typos in comments.
13318 (cgraph_availability_names): Fix string typo.
13319 * fold-const.c: Fix typos in comments.
13320 (fold_binary): Fix typo in warning.
13321 * genautomata.c: Fix typos in comments.
13322 (check_presence_pattern_sets): Fix typo in local variable.
13323 (output_description): Fix typo in output.
13324 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
13325 * hwint.h: Likewise.
13326 * matrix-reorg.c (check_allocation_function): Likewise.
13327 * omega.c (smooth_weird_equations): Likewise.
13328 * auto-inc-dec.c: Fix typos in comments.
13329 * bb-reorder.c: Likewise.
13330 * builtins.c: Likewise.
13331 * c-common.c: Likewise.
13332 * c-cppbuiltin.c: Likewise.
13333 * c-parser.c: Likewise.
13334 * c-pretty-print.c: Likewise.
13335 * cfgcleanup.c: Likewise.
13336 * cfgexpand.c: Likewise.
13337 * cfghooks.c: Likewise.
13338 * cfglayout.c: Likewise.
13339 * cfgloopmanip.c: Likewise.
13340 * cgraphunit.c: Likewise.
13341 * coverage.c: Likewise.
13342 * dbxout.c: Likewise.
13343 * df-byte-scan.c: Likewise.
13344 * df-core.c: Likewise.
13345 * df-problems.c: Likewise.
13346 * df-scan.c: Likewise.
13348 * dominance.c: Likewise.
13349 * domwalk.c: Likewise.
13351 * dwarf2out.c: Likewise.
13352 * emit-rtl.c: Likewise.
13353 * et-forest.c: Likewise.
13354 * function.c: Likewise.
13355 * function.h: Likewise.
13357 * gcov-io.c: Likewise.
13358 * gcov.c: Likewise.
13359 * gcse.c: Likewise.
13360 * genattrtab.c: Likewise.
13361 * ggc-page.c: Likewise.
13362 * gimplify.c: Likewise.
13363 * gthr-lynx.h: Likewise.
13364 * haifa-sched.c: Likewise.
13365 * ipa-cp.c: Likewise.
13366 * ipa-inline.c: Likewise.
13367 * ipa-prop.h: Likewise.
13368 * ipa-pure-const.c: Likewise.
13369 * ipa-struct-reorg.c: Likewise.
13370 * ipa-struct-reorg.h: Likewise.
13371 * ipa-type-escape.c: Likewise.
13373 * loop-doloop.c: Likewise.
13374 * mips-tfile.c: Likewise.
13375 * mkmap-flat.awk: Likewise.
13376 * mkmap-symver.awk: Likewise.
13377 * modulo-sched.c: Likewise.
13378 * omp-low.c: Likewise.
13379 * optabs.c: Likewise.
13380 * optabs.h: Likewise.
13381 * opts.c: Likewise.
13382 * passes.c: Likewise.
13383 * postreload-gcse.c: Likewise.
13384 * postreload.c: Likewise.
13385 * predict.c: Likewise.
13386 * pretty-print.h: Likewise.
13387 * profile.c: Likewise.
13388 * protoize.c: Likewise.
13389 * ra-conflict.c: Likewise.
13390 * real.c: Likewise.
13391 * recog.c: Likewise.
13392 * regclass.c: Likewise.
13393 * regs.h: Likewise.
13394 * reload.c: Likewise.
13395 * rtl-error.c: Likewise.
13396 * rtlanal.c: Likewise.
13397 * scan.h: Likewise.
13398 * sched-rgn.c: Likewise.
13400 * stmt.c: Likewise.
13401 * target.h: Likewise.
13402 * tree-dfa.c: Likewise.
13403 * tree-eh.c: Likewise.
13404 * tree-flow-inline.h: Likewise.
13405 * tree-inline.c: Likewise.
13406 * tree-into-ssa.c: Likewise.
13407 * tree-loop-distribution.c: Likewise.
13408 * tree-nested.c: Likewise.
13409 * tree-parloops.c: Likewise.
13410 * tree-pass.h: Likewise.
13411 * tree-pretty-print.c: Likewise.
13412 * tree-profile.c: Likewise.
13413 * tree-scalar-evolution.c: Likewise.
13414 * tree-sra.c: Likewise.
13415 * tree-ssa-alias-warnings.c: Likewise.
13416 * tree-ssa-ccp.c: Likewise.
13417 * tree-ssa-coalesce.c: Likewise.
13418 * tree-ssa-dom.c: Likewise.
13419 * tree-ssa-dse.c: Likewise.
13420 * tree-ssa-forwprop.c: Likewise.
13421 * tree-ssa-live.c: Likewise.
13422 * tree-ssa-live.h: Likewise.
13423 * tree-ssa-loop-im.c: Likewise.
13424 * tree-ssa-loop-ivopts.c: Likewise.
13425 * tree-ssa-loop-niter.c: Likewise.
13426 * tree-ssa-loop-prefetch.c: Likewise.
13427 * tree-ssa-phiopt.c: Likewise.
13428 * tree-ssa-phiprop.c: Likewise.
13429 * tree-ssa-sccvn.c: Likewise.
13430 * tree-ssa-ter.c: Likewise.
13431 * tree-ssa-threadupdate.c: Likewise.
13432 * tree-ssa.c: Likewise.
13433 * tree-vect-analyze.c: Likewise.
13434 * tree-vect-transform.c: Likewise.
13435 * tree-vectorizer.c: Likewise.
13436 * tree-vn.c: Likewise.
13437 * tree-vrp.c: Likewise.
13438 * tree.c: Likewise.
13439 * tree.def: Likewise.
13440 * tree.h: Likewise.
13441 * unwind-dw2-fde.c: Likewise.
13442 * unwind.inc: Likewise.
13443 * value-prof.c: Likewise.
13444 * vmsdbgout.c: Likewise.
13446 2008-06-05 David Edelsohn <edelsohn@gnu.org>
13448 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
13449 always place FP constants in the TOC for TARGET_POWERPC64.
13450 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
13452 2008-06-05 Joseph Myers <joseph@codesourcery.com>
13454 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
13455 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
13456 enable for TARGET_E500_DOUBLE.
13457 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
13458 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
13459 floating-point modes like integer modes for E500 double.
13460 (rs6000_legitimate_offset_address_p): Likewise.
13461 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
13462 addressing for DDmode for E500 double.
13463 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
13464 modes as using 64-bits of registers for E500 double.
13465 (spe_build_register_parallel): Do not handle DDmode or TDmode.
13466 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
13467 specially for E500 double.
13468 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
13469 TDmode for E500 double.
13470 (rs6000_gimplify_va_arg): Only handle SDmode in registers
13471 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
13472 (rs6000_split_multireg_move): Do not handle TDmode specially for
13474 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
13475 using 64-bit registers for E500 double.
13476 (emit_frame_save): Do not handle DDmode specially for E500 double.
13477 (gen_frame_mem_offset): Likewise.
13478 (rs6000_function_value): Do not call spe_build_register_parallel
13479 for DDmode or TDmode.
13480 (rs6000_libcall_value): Likewise.
13481 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
13482 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
13485 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
13487 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
13490 2008-06-04 Junjie Gu <jgu@tensilica.com>
13492 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
13493 comparison for frame pointers.
13495 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13498 * config/avr/avr.h (PUSH_ROUNDING): Remove.
13500 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
13503 * builtins.c (expand_builtin_signbit): Don't take lowpart when
13504 register is already smaller or equal to required mode.
13506 2008-06-04 Xinliang David Li <davidxl@google.com>
13508 * tree-call-cdce.c: New file.
13509 (cond_dead_built_in_calls): New static variable.
13510 (input_domain): New struct.
13511 (check_pow): New function.
13512 (check_builtin_call): Ditto.
13513 (check_target_format): Ditto.
13514 (is_call_dce_candidate): Ditto.
13515 (gen_one_condition): Ditto.
13516 (gen_conditions_for_domain): Ditto.
13517 (get_domain): Ditto.
13518 (gen_conditions_for_pow_cst_base): Ditto.
13519 (gen_conditions_for_pow_int_base): Ditto.
13520 (gen_conditions_for_pow): Ditto.
13521 (get_no_error_domain): Ditto.
13522 (gen_shrink_wrap_conditions): Ditto.
13523 (shrink_wrap_one_built_in_call): Ditto.
13524 (shink_wrap_conditional_dead_built_in_calls): Ditto.
13525 (tree_call_cdce): Ditto.
13526 (gate_call_cdce): Ditto.
13527 (pass_call_cdce): New gimple pass.
13528 * passes.c: (init_optimization_passes): New pass.
13529 * tree-pass.h: New pass declaration.
13530 * opts.c (decode_options): New flag setting.
13531 * common.opt: Add -ftree-builtin-call-dce flag.
13532 * Makefile.in: Add new source file.
13533 * tempvar.def: New tv_id.
13534 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
13536 2008-06-04 Richard Guenther <rguenther@suse.de>
13538 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
13539 (is_call_clobbered): Always check var_ann->call_clobbered.
13540 (mark_call_clobbered): Always set var_ann->call_clobbered.
13541 (clear_call_clobbered): Always clear var_ann->call_clobbered.
13542 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
13543 (reset_alias_info): Clear call clobbering info on MTAGs and
13545 (set_pt_anything): Set pt_global_mem.
13546 (create_tag_raw): Adjust comment.
13547 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
13549 2008-06-04 Joseph Myers <joseph@codesourcery.com>
13550 Maxim Kuvyrkov <maxim@codesourcery.com>
13552 * config/m68k/m68k.opt (mxgot): New option.
13553 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
13554 (m68k_output_addr_const_extra): New.
13555 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
13556 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
13557 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
13558 * doc/invoke.texi (M680x0 Options): Document -mxgot.
13560 2008-06-04 Richard Guenther <rguenther@suse.de>
13562 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
13563 negative or non-representable offsets.
13565 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
13567 * config/i386/i386.c (ix86_gen_leave): New.
13568 (ix86_gen_pop1): Likewise.
13569 (ix86_gen_add3): Likewise.
13570 (ix86_gen_sub3): Likewise.
13571 (ix86_gen_sub3_carry): Likewise.
13572 (ix86_gen_one_cmpl2): Likewise.
13573 (ix86_gen_monitor): Likewise.
13574 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
13575 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
13576 ix86_gen_one_cmpl2 and ix86_gen_monitor.
13577 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
13578 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
13579 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
13580 (ix86_expand_epilogue): Updated.
13581 (print_operand): Handle integer register operand for 'z'.
13582 (ix86_expand_strlensi_unroll_1): Likewise.
13583 (ix86_expand_strlen): Likewise.
13584 (ix86_expand_builtin): Likewise.
13585 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
13586 mov{q}/mov{l} and add{q}/add{l}.
13588 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13590 * config/i386/i386.md (P): New mode iterator.
13591 (SFmode push_operand splitter): Macroize DImode and SImode pushes
13592 using P mode iterator.
13593 (DFmode push_operand splitter): Ditto.
13594 (XFmode push_operand splitter): Ditto.
13595 (DFmode float_extend SFmode push_operand splitter): Ditto.
13596 (XFmode float_extend SFmode push_operand splitter): Do not generate
13597 SImode pushes for 64bit target. Macroize Dimode and SImode
13598 pushes using P mode iterator.
13599 (XFmode float_extend DFmode push_operand splitter): Ditto.
13601 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13603 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
13604 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
13605 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
13606 return type to int.
13607 (ix86_call_abi_override): Remove check for call_used_regs.
13609 2008-06-03 Richard Guenther <rguenther@suse.de>
13611 * tree-ssa-structalias.c (find_func_aliases): Add constraints
13612 for the lhs of calls if the return type contains pointers.
13614 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
13616 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
13617 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
13618 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
13619 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
13620 of cfun and DEFAULT_ABI to deceide abi mode.
13621 (DEFAULT_ABI): New.
13622 (REG_PARM_STACK_SPACE): Removed.
13623 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
13624 (STACK_BOUNDARY): Use default target to deceide stack boundary.
13625 * config/i386/i386-protos.h (ix86_cfun_abi): New.
13626 (ix86_function_abi): Likewise.
13627 (ix86_function_type_abi): Likewise.
13628 (ix86_call_abi_override): Likewise.
13629 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
13630 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
13631 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
13632 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
13634 (X86_64_REGPARM_MAX): New.
13635 (X86_64_SSE_REGPARM_MAX): New.
13636 (X64_REGPARM_MAX): New.
13637 (X64_SSE_REGPARM_MAX): New.
13638 (X86_32_REGPARM_MAX): New.
13639 (X86_32_SSE_REGPARM_MAX): New.
13640 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
13641 (ix86_function_regparm): Handle user calling abi.
13642 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
13643 by DEFAULT_ABI versus SYSV_ABI check.
13644 (ix86_reg_parm_stack_space): New.
13645 (ix86_function_type_abi): New.
13646 (ix86_call_abi_override): New.
13647 (ix86_function_abi): New.
13648 (ix86_cfun_abi): New.
13649 (init_cumulative_args): Call abi specific initialization.
13650 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
13651 (function_arg_64): Extend SSE_REGPARM_MAX check.
13652 (function_arg (): Remove TARGET_64BIT_MS_ABI.
13653 (ix86_pass_by_reference): Likewise.
13654 (ix86_function_value_regno_p): Likewise.
13655 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
13656 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
13657 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
13658 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
13659 (setup_incoming_varargs_64): Adjust regparm for call abi.
13660 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
13661 (ix86_va_start): Likewise.
13662 (ix86_gimplify_va_arg): Likewise.
13663 (ix86_expand_prologue): Likewise.
13664 (output_pic_addr_const): Likewise.
13665 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
13666 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
13667 (x86_output_mi_thunk): Likewise.
13668 (x86_function_profiler): Likewise.
13669 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
13670 (SYSV_ABI, MS_ABI): New constants.
13671 (DEFAULT_ABI): New.
13672 (init_regs): Add prototype of function in regclass.c file.
13673 (OVERRIDE_ABI_FORMAT): New.
13674 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
13675 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
13676 (OUTGOING_REG_PARM_STACK_SPACE): New.
13677 (ix86_reg_parm_stack_space): New prototype.
13678 (CUMULATIVE_ARGS): Add call_abi member.
13679 (machine_function): Add call_abi member.
13680 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
13681 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
13683 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
13686 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
13687 (avr_builtin_setjmp_frame_value): New function.
13688 * config/avr/avr.md (nonlocal_goto_receiver): Define.
13689 (nonlocal_goto): Define.
13691 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
13693 * config/mips/mips.c (mips_emit_loadgp): Return early if
13694 there is nothing do to, otherwise emit a blockage if
13695 !TARGET_EXPLICIT_RELOCS || crtl->profile.
13696 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
13698 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13700 * configure.ac: Drop unneeded backslash ending up in config.in.
13701 * acinclude.m4: Likewise.
13702 * config.in: Regenerate.
13704 2008-05-26 Jan Hubicka <jh@suse.cz>
13706 * predict.c (maybe_hot_frequency_p): Break out of...
13707 (maybe_hot_bb_p): ... here.
13708 (maybe_hot_edge_p): New.
13709 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
13710 * basic-block.h (maybe_hot_edge_p): Declare.
13712 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13714 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
13715 (*cmpfp_<mode>_cc): Ditto.
13716 (*fp_jcc_8<mode>_387): Ditto.
13717 (*fop_<MODEF:mode>_2_i387): Ditto.
13718 (*fop_<MODEF:mode>_3_i387): Ditto.
13719 (*fop_xf_2_i387): Ditto.
13720 (*fop_xf_3_i387): Ditto.
13722 2008-06-02 Tomas Bily <tbily@suse.cz>
13724 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
13726 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13728 * config/mips/mips.c (mips_valid_offset_p): New function.
13729 (mips_valid_lo_sum_p): Likewise.
13730 (mips_classify_address): Use them.
13731 (mips_force_address): New function.
13732 (mips_legitimize_address): Use it.
13733 * config/mips/mips.md (MOVE128): New mode iterator.
13734 (movtf): Require TARGET_64BIT. Remove empty strings.
13735 (*movtf_internal): Rename to...
13736 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
13737 of "R" and use {,fp}{load,store} attributes instead of "multi".
13738 Use a separate define_split.
13739 (*movtf_mips16): New pattern.
13741 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13743 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
13744 * config/mips/mips.c (mips_expand_before_return): New function.
13745 (mips_expand_epilogue): Call it.
13746 * config/mips/mips.md (return): Turn into a define_expand.
13747 (*return): New insn.
13749 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
13751 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
13752 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
13753 functions. Do not emit uses and clobbers of CONCATs; individually
13754 use and clobber their operands.
13755 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
13756 gen_clobber, emit_use and gen_use.
13757 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
13758 (expand_builtin_return): Likewise.
13759 * cfgbuild.c (count_basic_blocks): Likewise.
13760 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
13761 * explow.c (emit_stack_restore): Likewise.
13762 * expmed.c (extract_bit_field_1): Likewise.
13763 * expr.c (convert_move, emit_move_complex_parts): Likewise.
13764 (emit_move_multi_word, store_constructor): Likewise.
13765 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
13766 (thread_prologue_and_epilogue_insns): Likewise.
13767 * lower-subreg.c (resolve_simple_move): Likewise.
13768 * optabs.c (widen_operand, expand_binop): Likewise.
13769 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
13770 * reload.c (find_reloads): Likewise.
13771 * reload1.c (eliminate_regs_in_insn): Likewise.
13772 * stmt.c (expand_nl_goto_receiver): Likewise.
13773 * config/alpha/alpha.md (builtin_longjmp): Likewise.
13774 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
13775 * config/arm/arm.c (arm_load_pic_register): Likewise.
13776 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
13777 * config/arm/arm.md (untyped_return): Likewise.
13778 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
13779 * config/avr/avr.c (expand_prologue): Likewise.
13780 * config/bfin/bfin.c (do_unlink): Likewise.
13781 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
13782 * config/cris/cris.c (cris_expand_prologue): Likewise.
13783 * config/darwin.c (machopic_indirect_data_reference): Likewise.
13784 (machopic_legitimize_pic_address): Likewise.
13785 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
13786 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
13787 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
13788 (ix86_expand_convert_uns_didf_sse): Likewise.
13789 (ix86_expand_vector_init_general): Likewise.
13790 * config/ia64/ia64.md (eh_epilogue): Likewise.
13791 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
13792 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
13793 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
13794 (config/iq2000/iq2000.c): Likewise.
13795 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
13796 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
13797 (builtin_longjmp): Likewise.
13798 * config/mn10300/mn10300.md (call, call_value): Likewise.
13799 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
13800 * config/pdp11/pdp11.md (abshi2): Likewise.
13801 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13802 * config/s390/s390.c (s390_emit_prologue): Likewise.
13803 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
13804 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
13805 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
13806 * config/sh/sh.c (prepare_move_operands): Likewise.
13807 (output_stack_adjust, sh_expand_epilogue): Likewise.
13808 (sh_set_return_address, sh_expand_t_scc): Likewise.
13809 * config/sparc/sparc.c (load_pic_register): Likewise.
13810 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
13811 * config/spu/spu.c (spu_expand_epilogue): Likewise.
13812 * config/v850/v850.c (expand_epilogue): Likewise.
13814 2008-05-31 Anatoly Sokolov <aesok@post.ru>
13816 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
13817 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
13818 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
13819 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
13820 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
13821 stack pointer register.
13822 (output_movhi): Remove code for interrupt specific writing to the
13823 stack pointer register.
13825 2008-05-31 Richard Guenther <rguenther@suse.de>
13827 PR tree-optimization/34244
13828 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
13829 (tree_expr_nonzero_warnv_p): Likewise.
13830 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
13831 ssa_name_nonnegative_p.
13832 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
13833 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
13834 not tree_expr_nonzero_warnv_p.
13836 PR tree-optimization/36262
13838 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
13840 PR tree-optimization/34244
13841 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
13842 (record_numbers_of_iterations): New function.
13843 (execute_vrp): Cache the numbers of iterations of loops.
13844 * tree-scalar-evolution.c (scev_reset_except_niters):
13846 (scev_reset): Use scev_reset_except_niters.
13847 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
13849 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
13851 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13852 __WORKAROUND_RETS when appropriate.
13854 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
13856 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
13857 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
13859 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
13860 *fop_df_comm_sse insn patterns using MODEF mode iterator.
13861 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
13862 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
13863 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
13864 *fop_df_1_mixed insn patterns using MODEF mode iterator.
13865 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
13866 *fop_df_1_sse insn patterns using MODEF mode iterator.
13867 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
13868 *fop_df_1_i387 insn patterns using MODEF mode iterator.
13869 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
13870 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
13871 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
13872 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
13873 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
13874 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
13875 (*fop_xf_4_i387): Use <MODE> for mode attribute.
13876 (*fop_xf_5_i387): Ditto.
13877 (*fop_xf_6_i387): Ditto.
13879 2008-05-30 Richard Guenther <rguenther@suse.de>
13881 * builtins.c (build_string_literal): Avoid generating
13882 a non-gimple_val result.
13884 2008-05-30 DJ Delorie <dj@redhat.com>
13886 * exec-tool.in: Use an environment variable (private) instead of a
13887 file (shared) as a semaphore, so as to not break parallel builds.
13889 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13891 * optabs.c (maybe_encapsulate_block): Remove.
13892 (emit_libcall_block): Adjust accordingly.
13893 * optabs.h (maybe_encapsulate_block): Remove prototype.
13895 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
13896 Don't use maybe_encapsulate_block.
13898 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
13900 * config/rs6000/rs6000.c (rs6000_legitimize_address,
13901 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
13902 rtx is a SYMBOL_REF before calling get_pool_constant.
13904 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
13906 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
13908 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
13910 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
13911 rather than OS names to choose INO_T_EQ definition.
13912 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
13913 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
13915 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
13918 * config/darwin-f.c: New.
13919 * config/t-darwin: Added rule to build darwin-f.o.
13920 * config.gcc: Defined new variable, fortran_target_objs.
13921 (*-*-darwin*): Set fortran_target_objs.
13922 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
13923 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
13924 * configure: Regenerated.
13926 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
13929 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
13930 canonical type if needed.
13932 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
13934 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
13936 2008-05-29 Richard Guenther <rguenther@suse.de>
13938 PR tree-optimization/36343
13939 PR tree-optimization/36346
13940 PR tree-optimization/36347
13941 * tree-flow.h (clobber_what_p_points_to): Declare.
13942 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
13943 pointed-to variable is dereferenced is irrelevant to whether
13944 the pointer can access the pointed-to variable.
13945 (clobber_what_p_points_to): New function.
13946 * tree-ssa-alias.c (set_initial_properties): Use it.
13947 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
13948 call clobber check for NMTs.
13950 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13952 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
13953 for printing gcov_type.
13955 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13957 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
13958 and the eh region information.
13959 * value-prof.c (gimple_move_stmt_histograms): New function.
13960 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
13962 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
13964 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
13966 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
13968 * value-prof.c (tree_ic_transform): Print counts.
13969 * tree-profile.c (tree_gen_ic_func_profiler):
13970 Clear __gcov_indreict_call_callee variable to avoid misattribution
13973 2008-05-28 Rafael Espindola <espindola@google.com>
13975 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
13978 2008-05-28 Richard Guenther <rguenther@suse.de>
13980 PR tree-optimization/36339
13981 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
13982 and clobbering code out of the loop.
13984 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
13986 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
13989 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
13990 s390_contiguous_bitmask_p, s390_symref_operand_p,
13991 s390_check_symref_alignment, s390_reload_larl_operand,
13992 s390_reload_symref_address): New functions.
13993 (s390_branch_condition_mnemonic): Support compare and branch
13995 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
13996 and 'W' constraints.
13997 (s390_secondary_reload): Add secondary reloads for unaligned
13998 symbol refs or symbol refs to floating point or QI/TI mode
14000 (legitimate_address_p): Accept symbol references as addresses.
14001 (s390_expand_insv): Use rotate and insert selected bits
14002 instruction for insv when building for z10.
14003 (print_operand_address): Handle symbol ref addresses.
14004 (print_operand): Output modifier 'c' added for signed byte values.
14005 (s390_encode_section_info): Mark symbol refs with
14006 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
14008 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
14009 (length attribute): RRF, RRR have 4 byte length.
14010 (FPALL, INTALL): New mode iterators added.
14011 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
14012 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
14013 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
14014 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
14015 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
14016 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
14017 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
14018 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
14020 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
14021 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
14022 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
14023 reload<INTALL:mode><P:mode>_toreg_z10,
14024 reload<FPALL:mode><P:mode>_tomem_z10,
14025 reload<FPALL:mode><P:mode>_toreg_z10,
14026 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
14027 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
14028 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
14029 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
14031 (movmem, clrmem, cmpmem): New splitters added.
14033 * config/s390/predicates.md (larl_operand): Use
14034 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
14035 SYMBOL_REF_ALIGN1_P.
14036 (s390_signed_integer_comparison,
14037 s390_unsigned_integer_comparison): New predicates.
14039 * config/s390/s390-protos.h (s390_check_symref_alignment,
14040 s390_contiguous_bitmask_p, s390_reload_larl_operand,
14041 s390_reload_symref_address,
14042 s390_compare_and_branch_condition_mask): Prototypes added.
14044 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
14045 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
14046 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
14048 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
14050 * config/s390/s390.c (z10_cost): New cost function for z10.
14051 (s390_handle_arch_option, override_options): Support -march=z10 switch.
14052 (s390_issue_rate): Adjust issue rate for z10.
14053 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
14054 (processor_flags): Add PF_Z10.
14055 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
14056 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
14057 * gcc/config.gcc: Add z10.
14059 2008-05-28 Richard Guenther <rguenther@suse.de>
14061 PR tree-optimization/36291
14062 * tree-flow. h (struct gimple_df): Remove var_anns member.
14063 * tree-flow-inline.h (gimple_var_anns): Remove.
14064 (var_ann): Simplify.
14065 * tree-dfa.c (create_var_ann): Simplify.
14066 (remove_referenced_var): Clear alias info from var_anns of globals.
14067 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
14068 (delete_tree_ssa): Clear alias info from var_anns of globals.
14069 Do not free var_anns.
14070 (var_ann_eq): Remove.
14071 (var_ann_hash): Likewise.
14073 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
14075 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
14076 and loongson2f entries.
14077 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
14078 * config/mips/mips.h (processor_type): Add Loongson-2E
14079 and Loongson-2F entries.
14080 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
14081 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
14082 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
14083 * doc/invoke.texi (MIPS Options): Document loongson2e
14084 and loongson2f processor names.
14086 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14090 * config/i386/i386.c (ix86_function_arg_boundary): Use
14091 alignment of canonical type.
14092 (ix86_expand_vector_move): Check unaligned memory access for
14095 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
14097 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
14098 Moved to the front of file.
14100 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
14101 H.J. Lu <hongjiu.lu@intel.com>
14103 * dwarf2out.c (current_fde): New.
14105 (lookup_cfa:): Likewise.
14106 (dwarf2out_end_epilogue): Likewise.
14107 (dwarf2out_note_section_used): Likewise.
14109 2008-05-27 Michael Matz <matz@suse.de>
14112 * c.opt (Wenum-compare): New warning option.
14113 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
14115 2008-05-27 Michael Matz <matz@suse.de>
14117 PR middle-end/36326
14118 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
14120 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
14121 into memory as tail calls.
14123 2008-05-27 Richard Guenther <rguenther@suse.de>
14125 PR tree-optimization/36339
14126 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
14127 pointers cause all addressable variables to be call clobbered.
14129 2008-05-27 Richard Guenther <rguenther@suse.de>
14131 PR tree-optimization/36245
14132 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
14134 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14136 * config/s390/s390.md: Replace all occurences of the 'm'
14137 constraint with 'RT'.
14139 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14141 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
14143 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
14145 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
14146 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
14147 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
14149 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14151 * reload.c: (find_reloads): Skip alternatives according to the
14152 "enabled" attribute. Constify the constraint variable.
14153 * recog.c (get_attr_enabled): Add default implementation.
14154 (extract_insn): Set the alternative_enabled_p array
14155 in the recog_data struct.
14156 (preprocess_constraints, constrain_operands): Skip
14157 alternatives according to the "enabled" attribute
14158 * recog.h (struct recog_data): New field alternative_enabled_p.
14159 (skip_alternative): New inline function.
14160 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
14161 (record_reg_classes): Skip alternative according to the
14162 "enabled" attribute.
14164 * doc/md.texi: Add documention for the "enabled" attribute.
14166 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
14168 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
14169 * postreload.c (reload_cse_simplify_operands): Replace 'm'
14170 constraint with TARGET_MEM_CONSTRAINT.
14171 * recog.c (asm_operand_ok, preprocess_constraints,
14172 constrain_operands): Likewise.
14173 * regclass.c (record_reg_classes): Likewise.
14174 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
14175 * reload1.c (maybe_fix_stack_asms): Likewise.
14176 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
14177 * recog.h: Adjust comment.
14178 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
14179 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
14180 * doc/md.texi: Add a note to description of 'm' constraint.
14181 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
14183 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
14185 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
14186 that the bitfield is of integral type before testing its precision.
14188 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
14189 Sa Liu <saliu@de.ibm.com>
14191 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
14192 __modti3, __udivti3, __umodti3 and __udivmodti4.
14193 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
14194 that implement TImode mul and div functions.
14195 * config/spu/multi3.c: New. Implement __multi3.
14196 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
14197 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
14200 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
14202 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
14203 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
14204 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
14205 tls_sysv_suffix): New mode and mode attribute iterators.
14206 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
14207 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
14208 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
14209 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
14210 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
14213 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
14215 PR tree-optimization/36329
14216 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
14217 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
14218 * cgraphbuild.c (initialize_inline_failed): Use the latter
14219 macro in lieu of the former.
14220 * ipa-inline.c (cgraph_mark_inline): Likewise.
14221 (cgraph_decide_inlining_of_small_function): Likewise.
14222 (cgraph_decide_inlining): Likewise.
14223 (cgraph_decide_inlining_incrementally): Likewise.
14225 2008-05-26 Tristan Gingold <gingold@adacore.com>
14226 Anatoly Sokolov <aesok@post.ru>
14228 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
14229 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
14230 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
14231 optimization for 'avr6' architecture.
14233 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
14236 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
14238 2008-05-26 Richard Guenther <rguenther@suse.de>
14240 * tree-ssa-sccvn.c (expr_has_constants): Declare.
14241 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
14243 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
14245 PR middle-end/36253
14246 * caller-save.c (insert_restore): Verify alignment of spill space.
14247 (insert_save): Likewise.
14248 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
14249 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
14250 (STACK_SLOT_ALIGNMENT): Likewise.
14251 * function.c (LOCAL_ALIGNMENT): Removed.
14252 (get_stack_local_alignment): New.
14253 (assign_stack_local): Use it. Set alignment on stack slot.
14254 (assign_stack_temp_for_type): Use get_stack_local_alignment.
14255 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
14256 (STACK_SLOT_ALIGNMENT): New.
14257 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
14258 stack slot in XFmode.
14260 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
14262 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
14265 * config/i386/i386.md (allocate_stack_worker_64): Make sure
14266 argument operand in rax isn't removed.
14268 2008-05-26 Richard Guenther <rguenther@suse.de>
14270 PR middle-end/36300
14271 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
14272 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
14274 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14277 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
14279 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
14281 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
14282 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
14284 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14286 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
14287 build a trampoline if we don't want one.
14288 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
14289 return zero for nested functions if we don't want a trampoline.
14291 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14293 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
14295 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
14298 * c.opt: Removed undocumented option '-lang-fortran'.
14299 * c-common.h: Removed global variable 'lang_fortran'.
14300 * c-opts.c (c_common_handle_option): Removed code to handle
14301 option '-lang-fortran'. Updated includes.
14302 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
14303 definition of '__GFORTRAN__'.
14304 (define__GNUC__): Reimplemented to use BASEVER and
14305 cpp_define_formatted.
14306 (builtin_define_with_value_n): Removed.
14307 * c-incpath.h: Renamed to ...
14308 * incpath.h: ... this.
14309 * c-incpath.c: Renamed to ...
14310 * incpath.c: ... this. Updated includes.
14311 * fix-header.c: Updated includes.
14312 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
14313 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
14314 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
14316 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
14318 * tree.h: Update the table of flags used on tree nodes.
14319 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
14320 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
14321 (FORCED_LABEL): Add access check.
14322 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
14323 (ASM_INPUT_P): Likewise.
14324 (ASM_VOLATILE_P): Likewise.
14325 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
14326 (OMP_SECTION_LAST): Access private_flag directly.
14327 (OMP_RETURN_NOWAIT): Likewise.
14328 (OMP_PARALLEL_COMBINED): Likewise.
14329 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
14330 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
14331 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
14332 deprecated_flag directly.
14334 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
14336 * final.c (frame_pointer_needed): Removed.
14337 * flags.h (frame_pointer_needed): Likewise.
14339 * function.h (rtl_data): Add frame_pointer_needed.
14340 (frame_pointer_needed): New.
14342 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
14344 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
14346 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
14348 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
14351 2008-05-25 Alan Modra <amodra@bigpond.net.au>
14353 * c-common.c (strip_array_types): Move function to..
14355 (get_inner_array_type): Delete.
14356 * c-common.h (strip_array_types): Move declaration to..
14358 (get_inner_array_type): Delete.
14359 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
14360 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
14361 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
14362 * config/pa/pa.c (emit_move_sequence): Likewise.
14364 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
14366 * config/i386/i386.md (*sse_prologue_save_insn): Set length
14369 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
14371 * function.c: Include target hook for nonlocal_goto frame value.
14373 2008-05-24 Richard Guenther <rguenther@suse.de>
14375 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
14376 variable can be only accessed through a pointer or a union.
14378 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14380 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
14381 * doc/extend.texi: Likewise.
14383 2008-05-23 DJ Delorie <dj@redhat.com>
14385 * config/m32c/jump.md (untyped_call): Add.
14387 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
14388 for A24 to PSImode.
14389 (m32c_address_cost): Detail costs for indirect offsets.
14391 2008-05-23 Rafael Espindola <espindola@google.com>
14393 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
14394 if a node is a SUBREG.
14395 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
14398 2008-05-23 Paul Brook <paul@codesourcery.com>
14399 Carlos O'Donell <carlos@codesourcery.com>
14401 * doc/extend.texi: Clarify use of __attribute__((naked)).
14402 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14403 * target.h (gcc_target): Add allocate_stack_slots_for_args.
14404 * function.c (use_register_for_decl): Use
14405 targetm.calls.allocate_stack_slots_for_args.
14406 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
14407 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
14408 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
14410 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
14412 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
14414 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
14416 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
14417 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
14418 is only rounded once.
14420 2008-05-23 Richard Guenther <rguenther@suse.de>
14422 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
14424 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
14425 Jakub Jelinek <jakub@redhat.com>
14428 * configure.ac: Handle --enable-cld.
14429 * configure: Regenerated.
14430 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
14431 * config/i386/i386.h (struct machine_function): Add needs_cld field.
14432 (ix86_current_function_needs_cld): New define.
14433 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
14434 (cld): New isns pattern.
14435 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
14436 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
14437 * config/i386/i386.opt (mcld): New option.
14438 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
14439 TARGET_CLD and ix86_current_function_needs_cld.
14440 (override_options): Use -mcld by default for 32-bit code if
14443 * doc/install.texi (Options specification): Document --enable-cld.
14444 * doc/invoke.texi (Machine Dependent Options)
14445 [i386 and x86-64 Options]: Add -mcld option.
14446 (Intel 386 and AMD x86-64 Options): Document -mcld option.
14448 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
14449 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
14450 (return_in_memory_64): Likewise.
14451 (return_in_memory_ms_64): Likewise.
14453 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14455 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
14456 * builtins.c (fold_builtin_fpclassify): New.
14457 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
14458 * builtins.def (BUILT_IN_FPCLASSIFY): New.
14459 * c-common.c (handle_type_generic_attribute): Adjust to accept
14460 fixed arguments before an elipsis.
14461 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
14462 * doc/extend.texi: Document __builtin_fpclassify.
14464 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
14466 * omp-low.c (gate_expand_omp_ssa): Remove.
14467 (pass_expand_omp_ssa): Remove.
14468 (gate_expand_omp): Do not check for flag_openmp_ssa.
14469 * common.opt (-fopenmp-ssa): Remove.
14470 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
14472 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
14474 * config/sh/sh.opt (mfixed-range): New option.
14475 * config/sh/sh-protos.h (sh_fix_range): Declare.
14476 * config/sh/sh.c (sh_fix_range): New function.
14477 * config/sh/sh.h (sh_fixed_range_str): Declare.
14478 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
14480 * doc/invoke.texi (SH Options): Document -mfixed-range.
14482 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
14484 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
14485 it before the redeclaration.
14487 2008-05-22 Anatoly Sokolov <aesok@post.ru>
14489 * config/avr/avr.c (get_sequence_length): Add new function.
14490 (expand_prologue, expand_epilogue): Remove duplicate code.
14492 2008-05-22 Rafael Espindola <espindola@google.com>
14494 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
14497 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
14499 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
14500 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
14502 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
14503 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
14504 (vect_update_misalignment_for_peel): Likewise.
14505 (vector_alignment_reachable_p): Likewise.
14506 * tree-vect-transform.c (vectorizable_load): Likewise.
14507 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
14508 (get_vectype_for_scalar_type): Pass mode of scalar_type
14509 to UNITS_PER_SIMD_WORD.
14511 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
14512 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
14513 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
14514 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
14515 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
14517 2008-05-22 Ira Rosen <irar@il.ibm.com>
14519 PR tree-optimization/36293
14520 * tree-vect-transform.c (vect_transform_strided_load): Don't check
14521 if the first load must be skipped because of a gap.
14523 2008-05-22 Richard Guenther <rguenther@suse.de>
14525 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
14526 more cases of offset disambiguation that is possible if
14527 strict-aliasing rules apply.
14528 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
14529 for basic offset and type-based disambiguation.
14531 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14533 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
14534 ix86_expand_vector_set on V16QImode for SSE4.1.
14536 2008-05-21 Tom Tromey <tromey@redhat.com>
14538 * c.opt (Wimport): Mark as undocumented.
14539 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
14541 (Warning Options): Likewise.
14542 * doc/cppopts.texi: Don't mention -Wimport.
14544 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
14546 PR tree-optimization/36287
14547 PR tree-optimization/36286
14548 * lambda-code.c (build_access_matrix): Do not use the loop->num
14549 for computing the number of induction variables: use the loop depth
14552 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
14555 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
14556 option -f(no-)leading-underscore.
14558 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14560 * config/i386/i386.c (ix86_expand_vector_init_general): Use
14561 GET_MODE_NUNITS (mode).
14563 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
14565 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
14566 (-mmulhw): Add 464 to description.
14567 (-mdlmzb): Likewise.
14568 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
14569 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
14571 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
14572 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
14573 * config/rs6000/rs6000.md: Update comments for 464.
14575 2008-05-21 Janis Johnson <janis187@us.ibm.com>
14577 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
14579 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14581 * config/i386/sse.md (vec_extractv4sf): Removed.
14582 (vec_extractv2df): Likewise.
14583 (vec_extractv2di): Likewise.
14584 (vec_extractv4si): Likewise.
14585 (vec_extractv8hi): Likewise.
14586 (vec_extractv16qi): Likewise.
14587 (vec_extract<mode>): New.
14589 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14591 * config/i386/sse.md (vec_setv4sf): Removed.
14592 (vec_setv2df): Likewise.
14593 (vec_setv2di): Likewise.
14594 (vec_setv4si): Likewise.
14595 (vec_setv8hi): Likewise.
14596 (vec_setv16qi): Likewise.
14597 (vec_set<mode>): New.
14599 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14601 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
14602 goto for vec_concat and vec_interleave.
14604 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
14606 * config/i386/sse.md (vec_initv4sf): Removed.
14607 (vec_initv2df): Likewise.
14608 (vec_initv2di): Likewise.
14609 (vec_initv4si): Likewise.
14610 (vec_initv8hi): Likewise.
14611 (vec_initv16qi): Likewise.
14612 (vec_init<mode>): New.
14614 2008-05-21 Joseph Myers <joseph@codesourcery.com>
14616 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
14618 2008-05-21 Tom Tromey <tromey@redhat.com>
14620 * ggc-zone.c (lookup_page_table_if_allocated): New function.
14621 (zone_find_object_offset): Likewise.
14622 (gt_ggc_m_S): Likewise.
14623 (highest_bit): Likewise.
14624 * ggc-page.c (gt_ggc_m_S): New function.
14625 * stringpool.c (string_stack): Remove.
14626 (init_stringpool): Update.
14627 (ggc_alloc_string): Use ggc_alloc.
14628 (maybe_delete_ident): New function.
14629 (ggc_purge_stringpool): Likewise.
14630 (gt_ggc_m_S): Remove.
14631 * ggc-common.c (ggc_protect_identifiers): New global.
14632 (ggc_mark_roots): Call ggc_purge_stringpool. Use
14633 ggc_protect_identifiers.
14634 * ggc.h (ggc_protect_identifiers): Declare.
14635 (gt_ggc_m_S): Update.
14636 (ggc_purge_stringpool): Declare.
14637 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
14638 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
14640 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
14642 2008-05-21 David S. Miller <davem@davemloft.net>
14644 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
14647 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
14649 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
14652 2008-05-20 David Daney <ddaney@avtrex.com>
14654 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
14655 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
14656 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
14657 UNSPEC_UPDATE_GOT_VERSION): Renumber.
14658 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
14659 (atomic_hiqi_op): New define_code_iterator.
14660 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
14661 mips_expand_compare_and_swap_12.
14662 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
14663 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
14664 (sync_<optab><mode>, sync_old_<optab><mode>,
14665 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
14666 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
14667 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
14668 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
14669 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
14670 (test_and_set_12): New insn.
14671 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
14672 sync_new_<optab><mode>, sync_old_nand<mode>,
14673 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
14674 clobber to operand 0 for SI and DI mode insns.
14675 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
14676 mips_gen_fn_4): New typedefs.
14677 (mips_gen_fn_ptrs): Define new union type.
14678 (mips_expand_compare_and_swap_12): Remove declaration.
14679 (mips_expand_atomic_qihi): Declare function.
14680 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
14681 (mips_expand_atomic_qihi): ... this. Use new generator function
14683 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
14684 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
14685 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
14686 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
14687 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
14688 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
14689 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
14690 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
14691 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
14692 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
14695 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
14697 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
14700 2008-05-20 Anatoly Sokolov <aesok@post.ru>
14702 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
14703 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
14704 (avr_attribute_table): Add 'OS_main' function attribute.
14705 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
14706 functions with 'OS_main' attribute.
14708 2008-05-20 Richard Guenther <rguenther@suse.de>
14710 PR tree-optimization/35204
14711 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
14712 helper, split out from ...
14713 (DFS): ... here. Make the DFS walk non-recursive.
14715 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
14716 Jan Sjodin <jan.sjodin@amd.com>
14718 PR tree-optimization/36181
14719 * tree-parloops.c (loop_has_vector_phi_nodes): New.
14720 (parallelize_loops): Don't parallelize when the loop has vector
14723 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14724 Sebastian Pop <sebastian.pop@amd.com>
14726 * tree-loop-linear.c (gather_interchange_stats): Look in the access
14727 matrix, and never look at the tree representation of the memory
14729 (linear_transform_loops): Computes parameters and access matrices.
14730 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
14732 (access_matrix_get_index_for_parameter): New.
14733 * tree-data-ref.h (struct access_matrix): New.
14734 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
14735 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
14736 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
14737 am_vector_index_for_loop): New.
14738 (struct data_reference): Add field access_matrix.
14739 (DR_ACCESS_MATRIX): New.
14740 (compute_data_dependences_for_loop): Update declaration.
14741 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
14742 * lambda.h (lambda_vector_vec_p): Declared.
14743 * lambda-code.c: Depend on pointer-set.h.
14744 (lambda_collect_parameters_from_af, lambda_collect_parameters,
14745 av_for_af_base, av_for_af, build_access_matrix,
14746 lambda_compute_access_matrices): New.
14747 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
14749 2008-05-20 Joseph Myers <joseph@codesourcery.com>
14751 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
14752 $SOURCEDIR/include.
14754 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14755 Sebastian Pop <sebastian.pop@amd.com>
14757 PR tree-optimization/36206
14758 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
14760 (instantiate_scev_1): Rename flags to fold_conversions.
14761 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
14762 outeside instantiation_loop.
14763 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
14764 (evolution_function_is_affine_or_constant_p): Removed.
14765 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
14767 (analyze_siv_subscript): Pass in the loop nest number.
14768 Call evolution_function_is_affine_in_loop instead of
14769 evolution_function_is_affine_p.
14770 (analyze_overlapping_iterations): Pass in the loop nest number.
14772 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
14773 Sebastian Pop <sebastian.pop@amd.com>
14775 PR tree-optimization/36206
14776 * tree-chrec.h (chrec_fold_op): New.
14777 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
14780 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
14782 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
14784 (remove_duplicates): Do not set inode on non-inode systems.
14787 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
14789 * config.gcc (tm_file): Update comments about relative pathnames.
14791 2008-05-20 Richard Guenther <rguenther@suse.de>
14793 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
14794 * tree-ssa-sccvn.c (process_scc): Likewise.
14795 * tree-ssa-sink.c (execute_sink_code): Likewise.
14796 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
14797 * tree-vrp.c (process_assert_insertions): Likewise.
14798 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
14799 (perform_tree_ssa_dce): Likewise.
14800 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
14801 (dump_dominator_optimization_stats): Likewise.
14802 * tree-vectorizer.c (vectorize_loops): Likewise.
14804 2008-05-20 Richard Guenther <rguenther@suse.de>
14806 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
14808 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
14810 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
14811 (ix86_i386elf_return_in_memory): Likewise.
14812 (ix86_i386interix_return_in_memory): Likewise.
14813 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
14814 (SUBTARGET_RETURN_IN_MEMORY): New.
14815 * config/i386/i386elf.h: Likewise.
14816 * config/i386/ptx4-i.h: Likewise.
14817 * config/i386/sol2-10.h: Likewise.
14818 * config/i386/sysv4.h: Likewise.
14819 * config/i386/vx-common.h: Likewise.
14820 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
14821 * config/i386/i386.c (ix86_return_in_memory): Made static and
14822 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
14823 (ix86_i386elf_return_in_memory): Removed.
14824 (ix86_i386interix_return_in_memory): Removed.
14825 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
14826 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
14828 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
14830 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
14832 2008-05-19 Xinliang David Li <davidxl@google.com>
14834 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
14836 * common.opt: Ditto.
14837 * doc/invoke.texi: Ditto.
14839 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
14841 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
14842 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
14844 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14846 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
14847 sizes of operand array from 8/4 to 4/2.
14848 (ix86_expand_vector_init_general): Change size of operand array
14849 from 32 to 16. Remove op0, op1 and half_mode.
14851 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
14853 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
14854 (ix86_expand_vector_init_interleave): Likewise.
14855 (ix86_expand_vector_init_general): Use them. Assert
14856 word_mode == SImode when n_words == 4.
14858 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
14860 * config/i386/i386.c (ix86_secondary_reload): New static function.
14861 (TARGET_SECONDARY_RELOAD): New define.
14862 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
14863 * config/i386/i386.md (reload_outqi): Remove.
14865 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14867 PR middle-end/35509
14868 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
14869 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
14870 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
14871 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
14872 (fold_builtin_1): Likewise.
14873 * builtins.def (BUILT_IN_ISINF_SIGN): New.
14874 c-common.c (check_builtin_function_arguments): Handle
14875 BUILT_IN_ISINF_SIGN.
14876 * doc/extend.texi: Document __builtin_isinf_sign.
14877 * fold-const.c (operand_equal_p): Handle COND_EXPR.
14879 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
14881 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
14882 EH cleanup at the end of the pass, search for those that have been
14883 turned into forwarder blocks and do the cleanup on their successor.
14885 2008-05-18 Richard Guenther <rguenther@suse.de>
14887 * tree-cfg.c (verify_gimple_expr): Allow conversions from
14888 pointers to sizetype and vice versa.
14890 2008-05-18 Xinliang David Li <davidxl@google.com>
14892 * gcc/tree-ssa-dce.c: Coding style fix.
14893 (check_pow): Documentation comment.
14894 (check_log): Documenation comment. Coding style fix.
14895 (is_unnecessary_except_errno_call): Ditto.
14896 (gen_conditions_for_pow): Ditto.
14897 (gen_conditions_for_log): Ditto.
14898 (gen_shrink_wrap_conditions): Ditto.
14899 (shrink_wrap_one_built_in_calls): Ditto.
14900 * gcc/doc/invoke.texi: Better documentation string.
14901 * ChangeLog: Fix wrong change log entries from
14902 May 17 checkin on function call DCE.
14904 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
14906 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
14908 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
14910 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
14911 * df-problems.c (simulation routines): Fixed block comment to
14912 properly say how to add forwards scanning functions.
14914 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14916 * tree-inline.c (setup_one_parameter): Remove dead code.
14918 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
14920 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
14921 a BIT_AND_EXPR only for an INTEGER_TYPE.
14923 2008-05-17 Xinliang David Li <davidxl@google.com>
14925 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
14926 (check_pow, check_log, is_unnecessary_except_errno_call): New
14927 functions to check for eliminating math functions that are pure
14928 except for setting errno.
14929 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
14930 general condition expressions for shrink-wrapping pow/log calls.
14931 (gen_shrink_wrap_conditions): Ditto.
14932 (shrink_wrap_one_built_in_call): Ditto.
14933 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
14934 (mark_operand_necessary): If debugging, output if OP is necessary.
14935 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
14937 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
14939 * gcc/common.opt: New user flag -ftree-builtin-dce.
14940 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
14942 2008-05-16 David S. Miller <davem@davemloft.net>
14944 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
14945 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
14947 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
14950 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
14952 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14954 * ifcvt.c (dead_or_predicable): Rename
14955 df_simulate_one_insn_backwards to df_simulate_one_insn.
14956 * recog.c (peephole2_optimize): Ditto.
14957 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
14959 * df.h: Rename df_simulate_one_insn_backwards to
14960 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
14961 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
14962 scanning of defs and uses.
14963 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
14964 (df_simulate_one_insn_forwards): Removed.
14966 2008-05-16 Doug Kwan <dougkwan@google.com>
14968 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
14970 (real_from_string): Handle NaNs and Inf as approriate.
14972 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
14974 * doc/gty.texi (Source Files Containing Type Information): Note
14975 that headers should appear first in the gtfiles list.
14977 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14979 * tree.def (COND_EXEC): Properly documented this code.
14981 2008-05-16 Diego Novillo <dnovillo@google.com>
14983 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
14984 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
14987 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
14989 * tree-ssa-dse (max_stmt_uid): Removed.
14990 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
14991 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
14992 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
14993 * function.h (cfun.last_stmt_uid): New field.
14994 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
14995 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
14997 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
14998 (create_stmt_ann): Initialize the ann->uid field.
14999 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
15001 * tree-flow.h (renumber_gimple_stmt_uids): New function.
15003 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
15005 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
15006 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
15007 (init_empty_tree_cfg): Call it.
15009 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15011 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
15014 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
15016 * doc/invoke.text (-fdump-tree-*-verbose): New option.
15017 * tree-dump.c (dump_options): New verbose option.
15018 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
15020 * tree-pass.h (TDF_VERBOSE): New dump flag.
15021 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
15022 (tree-flow.h): Added include.
15023 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
15025 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
15027 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
15029 From Jie Zhang <jie.zhang@analog.com>
15030 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15031 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
15032 mcpu=bf561-none and mcpu=bf561-0.2.
15033 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15034 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15035 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
15036 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
15037 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
15038 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
15039 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
15041 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
15042 (cputype_selected): Remove.
15043 (bfin_handle_option): Don't use cputype_selected.
15044 (override_options): When no mcpu option, enable all workarounds.
15045 Don't use bfin_workarounds.
15046 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
15048 (DEFAULT_CPU_TYPE): Don't define.
15050 2008-05-16 Richard Guenther <rguenther@suse.de>
15052 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
15053 on deletion of the last stmt.
15055 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15057 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
15058 V8HImode for SSE2 and V16QImode for SSE4.1.
15060 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
15062 * cgraph.h (compute_inline_parameters): Made public.
15063 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
15064 variable_generate_summary, function_write_summary,
15065 variable_write_summary, variable_read_summary. Added generate_summary,
15066 write_summary, read_summary.
15067 * cgraphunit.c (cgraph_process_new_functions): Changed call from
15068 pass_ipa_inline.function_generate_summary, to
15069 compute_inline_parameters.
15070 * ipa-inline.c (compute_inline_parameters): Made public and added
15072 (compute_inline_parameters_for_current): New function.
15073 (pass_inline_param): Now calls compute_inline_parameters_for_current.
15074 (inline_generate_summary): Removed parameter and made to loop over
15076 (pass_ipa_inline): Updated for new IPA_PASS structure.
15077 * passes.c (execute_ipa_summary_passes): Now is called once per
15078 pass rather than once per node*pass.
15080 2008-05-15 Anatoly Sokolov <aesok@post.ru>
15082 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
15083 avr_have_mul_p, avr_asm_only_p): Remove variables.
15084 (avr_override_options): Remove initialization of removed variables.
15085 (avr_file_start): Convert removed variables to fields of
15086 'struct base_arch_s *avr_current_arch'.
15087 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
15088 (AVR_HAVE_MUL): (Ditto.).
15089 (AVR_HAVE_MOVW): (Ditto.).
15090 (AVR_HAVE_LPMX): (Ditto.).
15091 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
15092 avr_asm_only_p): Remove declaration.
15094 2008-05-15 Diego Novillo <dnovillo@google.com>
15096 * config/arm/arm.c (arm_return_in_memory): Fix return type.
15097 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
15099 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
15101 PR middle-end/36194
15102 * combine.c (check_conversion): Rename back to check_promoted_subreg.
15103 Don't call record_truncated_value from here.
15104 (record_truncated_value): Turn it into a for_each_rtx callback.
15105 (record_truncated_values): New function.
15106 (combine_instructions): Call note_uses with record_truncated_values.
15107 Change name of check_conversion to check_promoted_subreg.
15109 2008-05-15 Janis Johnson <janis187@us.ibm.com>
15111 * doc/sourcebuild.texi: Document support for torture tests.
15113 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15115 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
15116 to alternative 4 of operand 2.
15118 2008-05-15 Richard Guenther <rguenther@suse.de>
15120 * tree-pass.h (current_pass): Declare.
15121 (get_pass_for_id): Likewise.
15122 * passes.c (passes_by_id, passes_by_id_size): New globals.
15123 (set_pass_for_id): New function.
15124 (get_pass_for_id): Likewise.
15125 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
15126 (execute_function_todo): Flush per function statistics.
15127 * toplev.c (compile_file): Init statistics.
15128 (general_init): Do early statistics initialization.
15129 (finalize): Finish statistics.
15130 * statistics.h (statistics_early_init): Declare.
15131 (statistics_init): Likewise.
15132 (statistics_fini): Likewise.
15133 (statistics_fini_pass): Likewise.
15134 (statistics_counter_event): Likewise.
15135 (statistics_histogram_event): Likewise.
15136 * statistics.c: New file.
15137 * Makefile.in (OBJS-common): Add statistics.o.
15138 (statistics.o): Add dependencies.
15139 * doc/invoke.texi (-fdump-statistics): Document.
15141 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
15142 (insert): Likewise.
15143 (execute_pre): Use statistics_counter_event.
15144 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
15145 (substitute_and_fold): Increment it. Use statistics_counter_event.
15147 2008-05-15 Diego Novillo <dnovillo@google.com>
15149 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
15151 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
15152 * tree-ssa-alias.c (new_type_alias): Remove references to
15153 sub-variables from comment.
15154 * tree-ssa-operands.c (swap_tree_operands): Likewise.
15156 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
15158 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
15159 attribute to 1 only for insertps alternative.
15161 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15163 * config/bfin/bfin.md (loadbytes): New pattern.
15164 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
15165 (bfin_init_builtins): Initialize it.
15166 (bdesc_1arg): Add it.
15168 2008-05-15 Sa Liu <saliu@de.ibm.com>
15170 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
15171 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
15172 * testsuite/lib/target-supports.exp: Add
15173 check_effective_target_fortran_integer_16.
15175 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
15177 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
15178 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
15179 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
15180 (TARGET_RETURN_IN_MEMORY): Define.
15182 2008-05-15 Richard Guenther <rguenther@suse.de>
15184 PR middle-end/36244
15185 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
15186 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
15187 represent unmodifiable vars.
15189 2008-05-15 Richard Guenther <rguenther@suse.de>
15191 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
15192 INDIRECT_REF and TARGET_MEM_REF.
15193 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
15196 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
15197 H.J. Lu <hongjiu.lu@intel.com>
15199 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
15200 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
15201 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
15202 insn alternatives. Add missing alternatives.
15203 (*vec_concatv2di_rex64_sse4_1): Likewise.
15204 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
15205 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
15206 Require TARGET_SSE.
15208 2008-05-15 Richard Guenther <rguenther@suse.de>
15210 PR tree-optimization/36009
15211 PR tree-optimization/36204
15212 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
15213 (determine_invariantness_stmt): Record the loop a store is
15214 always executed in.
15215 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
15218 2008-05-15 Richard Guenther <rguenther@suse.de>
15220 PR tree-optimization/34330
15221 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
15222 through the pointer will alias the SMT.
15224 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
15226 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
15228 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
15230 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
15232 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15233 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15235 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
15236 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
15237 (vashl_optab): New optab for vector/vector shifts.
15238 (vashr_optab): Ditto.
15239 (vlshr_optab): Ditto.
15240 (vrotl_optab): Ditto.
15241 (vrotr_optab): Ditto.
15242 (optab_subtype): New enum for optab_for_tree_code call.
15243 (optab_for_tree_code): Add enum optab_subtype argument.
15245 * optabs.c (optab_for_tree_code): Take an additional argument to
15246 distinguish between a vector shift by a scalar and vector shift by
15247 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
15248 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
15249 vector shift by a vector.
15250 (expand_widen_pattern_expr): Pass additional argument to
15251 optab_for_tree_code.
15253 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
15254 vrotl_optab, vrotr_optab.
15256 * expr.c (expand_expr_real_1): Update calls to
15257 optab_for_tree_code to distinguish between vector shifted by a
15258 scalar and vector shifted by a vector.
15259 * tree-vectorizer.c (supportable_widening_operation): Ditto.
15260 (supportable_narrowing_operation): Ditto.
15261 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
15262 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
15263 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
15264 (vect_create_epilog_for_reduction): Ditto.
15265 (vectorizable_reduction): Ditto.
15266 (vectorizable_operation): Ditto.
15267 (vect_strided_store_supported): Ditto.
15268 (vect_strided_load_supported): Ditto.
15269 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
15270 * expmed.c (expand_shift): Ditto.
15272 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
15274 (ashr@var{m}3): Ditto.
15275 (vashl@var{m}3): Document new vector/vector shift standard name.
15276 (vashr@var{m}3): Ditto.
15277 (vlshr@var{m}3): Ditto.
15278 (vrotl@var{m}3): Ditto.
15279 (vrotr@var{m}3): Ditto.
15281 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
15282 (PPERM_INVERT): Ditto.
15283 (PPERM_REVERSE): Ditto.
15284 (PPERM_REV_INV): Ditto.
15285 (PPERM_ZERO): Ditto.
15286 (PPERM_ONES): Ditto.
15287 (PPERM_SIGN): Ditto.
15288 (PPERM_INV_SIGN): Ditto.
15289 (PPERM_SRC1): Ditto.
15290 (PPERM_SRC2): Ditto.
15292 * config/i386/sse.md (mulv2di3): Add SSE5 support.
15293 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
15294 allows a memory operand to be the value being added, and split it
15295 to improve vectorization.
15296 (sse5_pmacsdqh_mem): Ditto.
15297 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
15298 (sse5_mulv2div2di3_high): Ditto.
15299 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
15300 (vec_pack_trunc_v4si): Ditto.
15301 (vec_pack_trunc_v2di): Ditto.
15302 (sse5_pcmov_<mode>): Remove code that tried to use use
15303 andps/andnps instead of pcmov.
15304 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
15305 pmacsdqh instructions.
15306 (vec_widen_smult_lo_v4si): Ditto.
15308 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
15309 (PPERM_INVERT): Ditto.
15310 (PPERM_REVERSE): Ditto.
15311 (PPERM_REV_INV): Ditto.
15312 (PPERM_ZERO): Ditto.
15313 (PPERM_ONES): Ditto.
15314 (PPERM_SIGN): Ditto.
15315 (PPERM_INV_SIGN): Ditto.
15316 (PPERM_SRC1): Ditto.
15317 (PPERM_SRC2): Ditto.
15318 (ix86_expand_sse_movcc): Move the SSE5 test after the if
15320 (ix86_expand_int_vcond): If SSE5 generate all possible integer
15322 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
15323 says ignore whether the last reference is a memory operand.
15325 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15326 Paolo Bonzini <bonzini at gnu dot org>
15328 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
15331 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
15332 (vlshr<mode>3): Rename from vlshr<mode>3.
15333 (vashr<mode>3): Rename from vashr<mode>3.
15334 (mulv4sf3): Change the names of vector shift patterns.
15338 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
15341 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
15366 * config/spu/spu.md (v): New iterator macro to add v for vector types.
15367 (floatunssidf2_internal): Change vector/vector shift names.
15368 (floatunsdidf2_internal): Ditto.
15375 (vashl<mode>3): Rename from ashl<mode>3.
15376 (vashr<mode>3): Rename from ashr<mode>3.
15377 (vlshr<mode>3): Rename from lshr<mode>3.
15378 (vrotl<mode>3): Rename from rotl<mode>3.
15380 2008-05-14 Michael Meissner <michael.meissner@amd.com>
15383 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
15384 multiply gives the wrong value when doing widening multiplies.
15385 (vec_widen_smult_lo_v4si): Ditto.
15387 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15389 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
15390 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
15391 emit_library_call_value.
15392 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
15393 * tree.h (ECF_LIBCALL_BLOCK): Removed.
15394 * calls.c (initialize_argument_information, precompute_arguments,
15395 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
15396 (precompute_arguments): Removed flags parameter.
15397 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
15399 2008-05-14 Richard Guenther <rguenther@suse.de>
15401 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
15402 Make sure to register the store if the use is a PHI_NODE.
15404 2008-05-14 Olivier Hainque <hainque@adacore.com>
15406 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
15407 memory if the component is to be referenced in BLKmode according
15408 to get_inner_reference.
15410 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
15412 * calls.c (emit_library_call_value_1): Restore code clearing
15413 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
15415 2008-05-14 Olivier Hainque <hainque@adacore.com>
15416 Nicolas Roche <roche@adacore.com>
15418 * configure.ac: Add support for a "gcc_subdir" variable in
15419 config-lang.in, to denote a subdirectory where the language/GCC
15420 integration files are to be found.
15421 * configure: Regenerate.
15423 2008-05-14 Ira Rosen <irar@il.ibm.com>
15425 PR tree-optimization/36098
15426 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
15427 value for the first load in the group in case of a gap.
15428 (vect_build_slp_tree): Check that there are no gaps in loads.
15430 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
15432 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
15433 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
15434 expand_copysign_bit, ): Change call to emit_no_conflict_block to
15435 emit_insn and remove unneeded code to construct extra args.
15436 (emit_no_conflict_block): Removed.
15437 * optabls.h: (emit_no_conflict_block): Removed.
15438 * cse.c (cse_extended_basic_block): Remove search for
15439 REG_NO_CONFLICT note.
15440 * global.c: Removed incorrect comment added in revision 117.
15441 * expr.c (convert_move): Change call to emit_no_conflict_block to
15443 * recog.c: Change comments so that they do not mention
15445 * local_alloc.c (combine_regs): Removed last parameter.
15446 (no_conflict_p): Removed.
15447 (block_alloc): Removed note, no_conflict_combined_regno and set
15448 local vars. Removed all code to process REG_NO_CONFLICT blocks.
15449 (combine_regs): Removed already_dead and code to look for
15450 REG_NO_CONFLICT notes.
15451 * lower_subreg (remove_retval_note): Removed code to look for
15452 REG_NO_CONFLICT block.
15453 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
15454 (resolve_clobber): Remove code to process libcalls that have
15455 REG_NO_CONFLICT notes.
15456 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
15458 * combine.c (can_combine_p, distribute_notes): Removed
15459 REG_NO_CONFLICT case.
15460 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
15462 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
15463 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
15465 * reg-notes.def (NO_CONFLICT): Removed.
15467 2008-05-14 David S. Miller <davem@davemloft.net>
15469 * config/sparc/sparc.c (sparc_profile_hook): If
15470 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
15471 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
15472 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
15474 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
15476 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
15478 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
15481 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
15482 and op1 expansion before vector concat to have less live pseudos.
15484 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
15486 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
15487 ix86_expand_vector_set if supported.
15489 2008-05-13 Diego Novillo <dnovillo@google.com>
15490 Kenneth Zadeck <zadeck@naturalbridge.com>
15492 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
15494 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
15495 phinodes_print_statistics, init_ssanames, fini_ssanames,
15496 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
15497 release_ssa_name, release_defs, replace_ssa_name_symbol,
15498 ssanames_print_statistics): Move ...
15499 * tree-flow.h: ... here.
15500 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
15501 Use FN instead of cfun.
15502 (make_ssa_name_fn): Rename from make_ssa_name.
15503 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
15504 * tree-flow-inline.h (make_ssa_name): Move from
15505 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
15506 * omp-low.c (expand_omp_parallel):
15507 * tree-flow-inline.h (redirect_edge_var_map_result):
15508 * tree-ssa.c (init_tree_ssa): Add argument FN.
15509 Use it instead of cfun. Update all users.
15511 2008-05-13 Tom Tromey <tromey@redhat.com>
15513 PR preprocessor/22168:
15514 * doc/cpp.texi (Top): Update menu.
15515 (Alternatives to Wrapper #ifndef): New node.
15516 (Other Directives): Document deprecation.
15517 (Obsolete Features): Remove menu.
15518 (Assertions): Merge node into Obsolete Features.
15519 (Obsolete once-only headers): Move earlier; rename to Alternatives
15520 to Wrapper #ifndef.
15521 * doc/cppopts.texi: Update.
15522 * c.opt (Wdeprecated): Enable for C and ObjC.
15523 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
15524 (C++ Dialect Options): Move -Wno-deprecated from here to...
15525 (Warning Options): ... here.
15527 2008-05-13 Richard Guenther <rguenther@suse.de>
15529 PR middle-end/36227
15530 * fold-const.c (fold_sign_changed_comparison): Do not allow
15531 changes in pointer-ness.
15533 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
15536 * config/sh/sh.c (sh_expand_prologue): Don't clear
15537 RTX_FRAME_RELATED_P for push insns.
15539 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
15541 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
15543 2008-05-12 Anatoly Sokolov <aesok@post.ru>
15545 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
15546 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
15547 Use 'machine->is_leaf' instead of 'leaf_func_p'.
15549 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
15551 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
15552 (*vec_concatv4sf_sse): This.
15553 (*sse2_concatv2si): Renamed to ...
15554 (*vec_concatv2si_sse2): This.
15555 (*sse1_concatv2si): Renamed to ...
15556 (*vec_concatv2si_sse): This.
15557 (*vec_concatv2di_rex): Renamed to ...
15558 (*vec_concatv2di_rex64): This.
15559 (*vec_concatv2si_sse4_1): New.
15560 (*vec_concatv2di_rex64_sse4_1): Likewise.
15562 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
15564 PR rtl-optimization/36111
15565 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
15566 that was created for swappable operands.
15568 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
15571 * Makefile.in: Substitute GNATMAKE and GNATBIND.
15572 * configure.ac: Add call to ACX_PROG_GNAT.
15574 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
15576 * optc-gen.awk: Fix comment typo.
15578 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
15580 * pretty-print.c (pp_integer_with_precision): Use
15581 HOST_LONG_LONG_FORMAT.
15583 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
15585 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
15587 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
15589 * config/i386/i386.c (bdesc_ptest): Removed.
15590 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
15591 (bdesc_args): Add __builtin_ia32_ptestz128,
15592 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
15593 (ix86_init_mmx_sse_builtins): Updated.
15594 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
15595 (ix86_expand_builtin): Updated.
15597 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
15599 * tree-cfg.c (valid_fixed_convert_types_p): New function.
15600 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
15602 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
15604 * value-prof.c (interesting_stringop_to_profile): Do not
15605 return early for BUILT_IN_MEMPCPY.
15607 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
15609 * calls.c (expand_call): Don't use callgraph to increase
15610 preferred_stack_boundary.
15612 * cgraph.h (cgraph_rtl_info): Use unsigned on
15613 preferred_incoming_stack_boundary.
15615 * final.c (rest_of_clean_state): Use unsigned on
15616 preferred_stack_boundary.
15618 2008-05-09 Tom Tromey <tromey@redhat.com>
15620 PR preprocessor/22231:
15621 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
15624 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
15626 PR tree-optimization/36129
15627 * tree-ssa-ccp.c: Include value-prof.h.
15628 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
15629 built-in function was folded to a constant.
15630 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
15632 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
15633 Sebastian Pop <sebastian.pop@amd.com>
15635 * tree-scalar-evolution.c: Document instantiate_scev.
15636 (instantiate_parameters_1): Renamed instantiate_scev_1.
15637 Don't use the same loop for instantiation_loop and evolution_loop.
15638 (instantiate_scev): New.
15639 (instantiate_parameters): Moved...
15640 (resolve_mixers): Update call to instantiate_scev_1 to pass the
15641 same loop twice. Maintains the semantics for this function.
15642 * tree-scalar-evolution.h (instantiate_scev): Declare.
15643 (instantiate_parameters): ...here. Now static inline.
15644 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
15645 instead of resolve_mixers.
15647 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
15649 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
15651 2008-05-09 Tomas Bily <tbily@suse.cz>
15653 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
15654 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
15655 * tree-ssa-structalias.c (get_constraint_for): Likewise.
15656 * c-common.c (c_common_truthvalue_conversion): Likewise.
15657 * tree-object-size.c (compute_object_offset): Likewise.
15658 * tree-inline.c (estimate_num_insns_1): Likewise.
15659 * varasm.c (const_hash_1, compare_constant, copy_constant)
15660 (compute_reloc_for_constant, output_addressed_constants)
15661 (initializer_constant_valid_p): Likewise.
15662 * c-omp.c (check_omp_for_incr_expr): Likewise.
15663 * gimplify.c (gimplify_expr): Likewise.
15664 * c-typeck.c (c_finish_return): Likewise.
15665 * tree-vectorizer.c (supportable_widening_operation)
15666 (supportable_narrowing_operation): Likewise.
15667 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
15668 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
15669 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
15670 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
15671 (descr_info_loc): Likewise.
15672 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
15673 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
15674 (fold_unary): Likewise.
15675 * builtins.c (get_pointer_alignment): Likewise.
15676 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
15677 (instantiate_parameters_1): Likewise.
15678 * tree.c (expr_align, stabilize_reference): Likewise.
15679 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
15680 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
15681 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
15682 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
15683 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
15684 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
15686 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
15687 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
15688 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
15689 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
15690 (forward_propagate_comparison)
15691 (tree_ssa_forward_propagate_single_use_vars): Likewise.
15692 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
15693 * emit-rtl.c (component_ref_for_mem_expr)
15694 (set_mem_attributes_minus_bitpos): Likewise.
15695 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
15696 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
15698 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
15699 (build_function_call, pointer_diff, build_compound_expr)
15700 (c_finish_return): Likewise.
15701 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
15702 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
15704 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
15705 * expr.c (is_aligning_offset): Likewise.
15706 * tree-ssa-alias.c (is_escape_site): Likewise.
15707 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
15708 (check_all_va_list_escapes): Likewise.
15709 * tree-ssa-loop-ivopts.c (determine_base_object)
15710 (determine_common_wider_type): Likewise.
15711 * dojump.c (do_jump): Likewise.
15712 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
15713 * tree-gimple.c (is_gimple_cast): Likewise.
15714 * fold-const.c (decode_field_reference, )
15715 (fold_sign_changed_comparison, fold_unary, fold_comparison)
15716 (fold_binary): Likewise.
15717 * tree-ssa-alias-warnings.c (find_alias_site_helper)
15718 (already_warned_in_frontend_p): Likewise.
15719 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
15720 * tree.c (really_constant_p, get_unwidened): Likewise.
15721 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
15722 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
15723 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
15725 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
15727 (CONVERT_EXPR_P): Define.
15728 (CASE_CONVERT): Define.
15730 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
15732 PR middle-end/36117
15733 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
15734 (delete_unmarked_insns): When deleting a call, call
15735 delete_unreachable_blocks.
15736 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
15737 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
15739 2008-05-08 Richard Guenther <rguenther@suse.de>
15741 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
15742 (-ftree-salias): Likewise.
15743 (salias-max-implicit-fields): Remove param documentation.
15744 (salias-max-array-elements): Likewise.
15745 * tree-pass.h (pass_create_structure_vars): Remove.
15746 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15747 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15748 * tree-ssa-alias.c (create_structure_vars): Remove.
15749 (gate_structure_vars): Likewise.
15750 (pass_create_structure_vars): Likewise.
15751 (gate_build_alias): Likewise.
15752 (pass_build_alias): Adjust to run always and dump the function.
15753 * common.opt (ftree-salias): Hide.
15754 * passes.c (init_optimization_passes): Remove
15755 pass_create_structure_vars, adjust comment.
15756 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
15757 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
15758 * opts.c (decode_options): Do not set flag_tree_salias.
15759 (common_handle_option): Add OPT_ftree_salias to the backward
15760 compatibility section.
15762 2008-05-08 Richard Guenther <rguenther@suse.de>
15764 * tree-flow-inline.h (var_can_have_subvars): Move ...
15765 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
15766 * tree-flow.h (var_can_have_subvars): Remove.
15767 (push_fields_onto_fieldstack): Remove.
15768 (sort_fieldstack): Likewise.
15769 (struct fieldoff): Move ...
15770 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
15771 alias_set and base_for_components fields.
15772 (sort_fieldstack): Make static.
15773 (push_fields_onto_fieldstack): Likewise. Remove code that
15774 handles anything but RECORD_TYPEs. Remove alias_set and
15775 base_for_components handling.
15776 (create_variable_info_for): Adjust.
15778 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
15780 * common.opt (Wframe-larger-than=): Shorten the help message
15782 * doc/invoke.texi (Wframe-larger-than=): Add more description.
15784 2008-05-08 Rafael Espindola <espindola@google.com>
15786 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
15788 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
15789 trap and that both operands are gimple values.
15790 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
15791 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
15794 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15796 * read-rtl.c (join_c_conditions): Return the first string if the
15797 two strings are equal.
15799 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
15801 * gensupport.h (pred_data): Add a "num_codes" field.
15802 (add_predicate_code): Declare.
15803 * gensupport.c (add_predicate_code): New function.
15804 (std_pred_table): Add an "allows_const_p" field.
15805 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
15806 Remove the (incomplete) list of such codes from the codes field.
15807 (init_predicate_table): Use add_predicate_code. Add all
15808 RTX_CONST_OBJs if allows_const_p is true.
15809 * genrecog.c (process_define_predicate): Use add_predicate_code.
15811 2008-05-08 David Daney <ddaney@avtrex.com>
15812 Richard Sandiford <rsandifo@nildram.co.uk>
15814 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
15815 special case of constant zero operands.
15816 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
15817 old and new values. Special case constant zero values.
15818 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
15820 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
15821 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
15823 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
15826 * simplify-rtx.c (simplify_plus_minus): Create CONST of
15827 similar RTX_CONST_OBJ before CONST_INT.
15829 2008-05-08 Steve Ellcey <sje@cup.hp.com>
15831 * stmt.c (expand_stack_restore): Change sa mode if needed.
15833 2008-05-08 Richard Guenther <rguenther@suse.de>
15835 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
15836 return type to bool.
15837 (ix86_sol10_return_in_memory): Likewise.
15838 (ix86_i386elf_return_in_memory): Likewise.
15839 (ix86_i386interix_return_in_memory): Likewise.
15840 * config/i386/i386.c (ix86_return_in_memory): Likewise.
15841 (ix86_sol10_return_in_memory): Likewise.
15842 (ix86_i386elf_return_in_memory): Likewise.
15843 (ix86_i386interix_return_in_memory): Likewise.
15845 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15848 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
15850 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
15851 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
15854 2008-05-08 Richard Guenther <rguenther@suse.de>
15856 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
15857 * tree-data-ref.h (struct dr_alias): Remove subvars field.
15858 (DR_SUBVARS): Remove.
15859 * tree-dfa.c (dump_subvars_for): Remove.
15860 (debug_subvars_for): Likewise.
15861 (dump_variable): Do not dump subvars.
15862 (remove_referenced_var): Do not remove subvars.
15863 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
15864 (lookup_subvars_for_var): Remove.
15865 (get_subvars_for_var): Likewise.
15866 (get_subvars_at): Likewise.
15867 (get_first_overlapping_subvar): Likewise.
15868 (overlap_subvar): Likewise.
15869 * tree-flow.h (subvar_t): Remove.
15870 (struct var_ann_d): Remove subvars field.
15871 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
15872 argument. Remove special handling of SFTs.
15873 (compute_tag_properties): Likewise.
15874 (set_initial_properties): Likewise.
15875 (compute_call_clobbered): Likewise.
15876 (count_mem_refs): Likewise.
15877 (compute_memory_partitions): Likewise.
15878 (compute_flow_insensitive_aliasing): Likewise.
15879 (setup_pointers_and_addressables): Likewise.
15880 (new_type_alias): Likewise.
15881 (struct used_part): Remove.
15882 (used_portions): Likewise.
15883 (struct used_part_map): Likewise.
15884 (used_part_map_eq): Likewise.
15885 (used_part_map_hash): Likewise.
15886 (free_used_part_map): Likewise.
15887 (up_lookup): Likewise.
15888 (up_insert): Likewise.
15889 (get_or_create_used_part_for): Likewise.
15890 (create_sft): Likewise.
15891 (create_overlap_variables_for): Likewise.
15892 (find_used_portions): Likewise.
15893 (create_structure_vars): Likewise.
15894 * tree.def (STRUCT_FIELD_TAG): Remove.
15895 * tree.h (MTAG_P): Adjust.
15896 (struct tree_memory_tag): Remove base_for_components and
15897 unpartitionable flags.
15898 (struct tree_struct_field_tag): Remove.
15899 (SFT_PARENT_VAR): Likewise.
15900 (SFT_OFFSET): Likewise.
15901 (SFT_SIZE): Likewise.
15902 (SFT_NONADDRESSABLE_P): Likewise.
15903 (SFT_ALIAS_SET): Likewise.
15904 (SFT_UNPARTITIONABLE_P): Likewise.
15905 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
15906 (union tree_node): Remove sft field.
15907 * alias.c (get_alias_set): Remove special handling of SFTs.
15908 * print-tree.c (print_node): Remove handling of SFTs.
15909 * tree-dump.c (dequeue_and_dump): Likewise.
15910 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
15911 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
15912 * tree-predcom.c (set_alias_info): Do not set subvars.
15913 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
15914 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
15915 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
15916 (add_vars_for_offset): Remove.
15917 (add_virtual_operand): Remove special handling of SFTs.
15918 (add_call_clobber_ops): Likewise.
15919 (add_call_read_ops): Likewise.
15920 (get_asm_expr_operands): Likewise.
15921 (get_modify_stmt_operands): Likewise.
15922 (get_expr_operands): Likewise.
15923 (add_to_addressable_set): Likewise.
15924 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
15925 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
15926 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
15927 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
15928 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
15929 (tree_node_structure): Likewise.
15930 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
15932 (find_what_p_points_to): Likewise.
15934 2008-05-08 Sa Liu <saliu@de.ibm.com>
15936 * config/spu/spu.md: Fixed subti3 pattern.
15938 2008-05-08 Richard Guenther <rguenther@suse.de>
15940 PR middle-end/36154
15941 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
15942 sure to create a representative for trailing arrays for PTA.
15944 2008-05-08 Richard Guenther <rguenther@suse.de>
15946 PR middle-end/36172
15947 * fold-const.c (operand_equal_p): Two objects which types
15948 differ in pointerness are not equal.
15950 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
15952 * calls.c (compute_argument_block_size): Add argument tree fndecl.
15953 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
15954 (emit_library_call_value_1): Add new variable fndecl initialized by
15955 NULL_TREE. It should be the decl type of orgfun, but this information
15956 seems not to be available here, so it uses the default calling abi.
15957 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
15958 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
15959 by TARGET_RETURN_IN_MEMORY.
15960 * config/i386/i386-interix.h: Likewise.
15961 * config/i386/i386.h: Likewise.
15962 * config/i386/i386elf.h: Likewise.
15963 * config/i386/ptx4-i.h: Likewise.
15964 * config/i386/sol2-10.h: Likewise.
15965 * config/i386/sysv4.h: Likewise.
15966 * config/i386/vx-common.h: Likewise.
15967 * config/cris/cris.h: Removed #if 0 clause.
15968 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
15969 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
15971 (ix86_sol10_return_in_memory): Likewise.
15972 (ix86_i386elf_return_in_memory): New.
15973 (ix86_i386interix_return_in_memory): New.
15974 * config/mt/mt-protos.h (mt_return_in_memory): New.
15975 * config/mt/mt.c: Likewise.
15976 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15977 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
15978 * config/bfin/bfin.h: Likewise.
15979 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
15981 * config/bfin/bfin.c: Likewise.
15982 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
15983 * config/alpha/unicosmk.h: Likewise.
15984 * config/i386/cygming.h: Likewise.
15985 * config/iq2000/iq2000.h: Likewise.
15986 * config/mips/mips.h: Likewise.
15987 * config/mn10300/mn10300.h: Likewise.
15988 * config/rs6000/rs6000.h: Likewise.
15989 * config/score/score.h: Likewise.
15990 * config/spu/spu.h: Likewise.
15991 * config/v850/v850.h: Likewise.
15992 * defaults.h: Likewise.
15993 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
15994 * expr.c (emit_block_move): Adjust use of
15995 OUTGOING_REG_PARM_STACK_SPACE.
15996 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
15997 OUTGOING_REG_PARM_STACK_SPACE.
15998 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
16000 2008-05-08 Jakub Jelinek <jakub@redhat.com>
16002 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
16003 on OMP_RETURN for OMP_FOR.
16006 * dwarf2out.c (dw_expand_expr, common_check): Removed.
16007 (fortran_common): New function.
16008 (gen_variable_die): Call fortran_common instead of common_check,
16009 adjust for it returning tree instead of rtx. Formatting.
16011 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
16015 * see.c (see_copy_insn): Copy new pure const attributes for new call.
16016 * c-decl.c (merge_decls): Ditto.
16017 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
16018 to RTL_CONST_OR_PURE_CALL_P.
16019 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
16020 Initialized DECL_LOOPING_CONST_PURE.
16021 (process_call_operands): Set tree_side_effects properly.
16022 * tree.h (TREE_READONLY_DECL_P): Removed.
16023 (DECL_IS_PURE): Renamed to DECL_PURE_P.
16024 (DECL_LOOPING_OR_CONST_P): New macro.
16025 (struct tree_function_decl): Added looping_const_or_pure_p.
16026 (ECF_*) Renumbered.
16027 (ECF_LOOPING_OR_CONST_P): New macro.
16028 * rtlanal.c (pure_const_p): Removed.
16029 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
16030 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
16031 to RTL_CONST_CALL_P.
16032 * ipa-pure-const.c (pure_const_state_e): Added looping field.
16033 (check_decl, check_tree, check_call, scan_function): Initialize
16035 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
16036 (static_execute): Set looping true for recursive functions.
16037 Undo setting state to IPA_NEITHER for recursive functions.
16038 * cse.c (cse_insn):
16039 * ifcvt.c (noce_can_store_speculate_p): Changed
16040 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
16041 RTL_CONST_OR_PURE_CALL_P.
16042 * dse.c (scan_insn): Ditto.
16043 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
16044 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
16045 RTL_CONST_OR_PURE_CALL_P.
16046 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
16047 pure_call_p to RTL_CONST_CALL_P.
16048 * gimplify.c (gimplify_call_expr): Clear side effects for
16049 non-looping pure and constant calls.
16050 * calls.c (emit_call_1): Set rtl flags from ecf flags.
16051 (flags_from_decl_or_type): Set ecf flags from decl flags.
16052 (initialize_argument_information): Turn off
16053 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
16054 Change const to pure if callee_copies is true rather than just
16056 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
16057 way of marking pure calls.
16058 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
16059 Remove hack that was supposed to fix pr7335 and remove old
16060 way of marking pure calls.
16061 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
16062 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
16063 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
16064 RTL_CONST_OR_PURE_CALL_P.
16065 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
16066 * loop-invariant.c (find_exits, find_invariant_bb): Changed
16067 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
16068 * sched-deps.c (schedule_analyze): Ditto.
16069 * rtl.h (struct rtx_def): Use call field, unchanging field, and
16070 return_val field of calls to represent pure and const function info.
16071 (CONST_OR_PURE_CALL_P): Deleted macro.
16072 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
16073 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
16074 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
16076 * tree-optimize.c (execute_fixup_cfg): Added test for
16077 ECF_LOOPING_CONST_OR_PURE.
16078 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
16080 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
16081 effects for looping pure or const calls.
16082 (verify_gimple_expr): Added verification code.
16083 * config/alpha/alpha.c (alpha_legitimize_address,
16084 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
16086 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
16087 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
16088 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
16089 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
16090 RTL_CONST_OR_PURE_CALL_P.
16091 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
16092 and const calls to be deleted.
16094 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16097 * config/i386/mmx.md (mmx_subv2sf3): New expander.
16098 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
16099 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
16100 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16101 to handle nonimmediate operands.
16102 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
16103 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
16104 to handle nonimmediate operands.
16105 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
16106 (mmx_pmulhrwv4hi3): New expander. Use
16107 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16108 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
16109 (sse2_umulv1siv1di3): New expander. Use
16110 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16111 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
16112 (mmx_eq<mode>3): New expander. Use
16113 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16114 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
16115 (mmx_uavgv8qi3): New expander. Use
16116 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16117 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
16118 (mmx_uavgv4hi3): New expander. Use
16119 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16121 * config/i386/sse.md
16122 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
16123 to handle nonimmediate operands.
16124 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
16125 to handle nonimmediate operands.
16126 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
16127 to handle nonimmediate operands.
16128 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
16129 to handle nonimmediate operands.
16130 (sse2_unpckhpd_exp): New expander. Use
16131 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16132 (sse2_unpcklpd_exp): New expander. Use
16133 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16134 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
16135 to handle nonimmediate operands.
16136 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
16137 to handle nonimmediate operands.
16138 (*sse2_<plusminus_insn><mode>3): Rename from
16139 sse2_<plusminus_insn><mode>3 insn pattern.
16140 (sse2_<plusminus_insn><mode>3): New expander. Use
16141 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16142 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
16143 (sse2_umulv2siv2di3): New expander. Use
16144 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16145 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
16146 (sse4_1_mulv2siv2di3): New expander. Use
16147 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16148 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
16149 (sse2_pmaddwd): New expander. Use
16150 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16151 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
16152 (sse2_eq<mode>3): New expander. Use
16153 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16154 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
16155 (sse4_1_eqv2di3): New expander. Use
16156 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16157 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16158 (sse2_uavgv16qi3): New expander. Use
16159 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16160 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
16161 (sse2_uavgv16qi3): New expander. Use
16162 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16163 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
16164 (sse2_uavgv8hi3): New expander. Use
16165 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16166 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
16167 (ssse3_pmulhrswv8hi3): New expander. Use
16168 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16169 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
16170 (ssse3_pmulhrswv4hi3): New expander. Use
16171 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16173 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
16174 (<sse>_vmmul<mode>3): Ditto.
16175 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
16177 (ssse3_pmaddubsw128): Use register_operand for operand 1.
16178 (ssse3_pmaddubsw): Ditto.
16180 * config/i386/i386.c (struct_builtin_description)
16181 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
16182 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
16183 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
16184 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
16185 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
16186 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
16187 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
16188 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
16189 (ix86_fixup_binary_operands): Assert that src1
16190 and src2 must have the same mode when swapped.
16191 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
16192 and ix86_binary_operator_ok. Do not force operands in registers
16195 2008-05-07 Jan Hubicka <jh@suse.cz>
16197 * cgraph.c (dump_cgraph_node): Update.
16198 * cgraph.h (cgraph_local_info): Break out inline summary.
16199 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
16201 * ipa-inline (inline_summary): New accestor function.
16202 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
16203 cgraph_decide_inlining, compute_inline_parameters): Update.
16204 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
16206 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
16208 Cleanup ColdFire scheduling support and add V4 pipeline model.
16210 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
16211 (define_attr cpu): Add cfv4 value.
16212 (define_attr type, define_attr type1): Merge into a single 'type'
16213 attribute. Update all uses.
16214 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
16215 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
16217 (define_attr opx_mem, define_attr opy_mem): Remove.
16218 (define_attr op_mem): Clean up, update comment.
16219 (define_attr size): Use specific values instead of general int.
16220 (define_attr guess, define_attr split): Remove. Update all uses.
16221 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
16222 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
16223 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
16224 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
16225 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
16226 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
16227 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
16228 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
16229 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
16230 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
16231 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
16232 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
16233 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
16234 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
16235 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
16236 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
16237 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
16238 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
16239 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
16240 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
16241 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
16242 Update or set attributes.
16243 (stack_tie): New fake instruction.
16245 * config/m68k/m68k.h (TUNE_CFV4): New macro.
16246 (m68k_sched_attr_size): Update declaration.
16247 (m68k_sched_attr_type2): Remove.
16248 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
16249 Declare new bypass predicates.
16251 * config/m68k/m68k.c (m68k_sched_issue_rate,
16252 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
16254 (TARGET_SCHED_ISSUE_RATE,
16255 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
16256 (override_options): Handle scheduling for ColdFire V4 core.
16257 (m68k_expand_prologue): Emit stack_tie.
16258 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
16259 'OP_TYPE_FPN'. Update all uses.
16260 (sched_guess_p): Remove.
16261 (sched_address_type): Handle symbolic addresses.
16262 (sched_get_operand): New static function.
16263 (sched_operand_type): Merge into sched_attr_op_type.
16264 (sched_attr_op_type): Handle FP registers, handle quick constants,
16266 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
16267 (m68k_sched_attr_size): Update. Move logic to ...
16268 (sched_get_attr_size_int): New static function.
16269 (sched_get_opxy_mem_type): New static function.
16270 (m68k_sched_attr_op_mem): Update.
16271 (m68k_sched_attr_type2): Remove.
16272 (sched_cfv4_bypass_data): New static variable.
16273 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
16274 (m68k_sched_issue_rate): Implement scheduler hook.
16275 (struct _sched_ib: enabled_p): New field.
16276 (m68k_sched_variable_issue): Update. Handle V4.
16277 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
16278 sched_dump_class_func_t, sched_dump_split_class,
16279 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
16280 sched_dump_dfa_class, m68k_sched_dump): Remove.
16281 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
16283 (m68k_sched_init_global): Remove statisctics dumping, introduce
16284 sanity check that all instructions have pipeline reservations. Handle
16286 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
16287 Handle ColdFire V4 core.
16288 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
16289 New static functions.
16290 (m68k_sched_address_bypass_p): New bypass predicate.
16291 (sched_get_indexed_address_scale): New static function.
16292 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
16294 * cf.md: Update comments.
16295 (define_attr type2): Remove. Use 'type' attribute instead.
16297 (cf_ib): Rename to cfv123_ib. Update all uses.
16298 (cf_oep): Rename to cfv123_oep. Update all uses.
16299 (cf_chr): Rename to cfv123_chr. Update all uses.
16300 (cf_mem): Rename to cfv123_mem. Update all uses.
16301 (cf_mac): Move to more appropriate place.
16302 (cfv123_guess): New automaton and cpu_unit.
16303 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
16304 Update uses of 'size' attribute. Handle before reload scheduling.
16305 (cfv123_guess): New dummy reservation for unhandled instructions.
16306 (cfv4_*): Pipeline description of ColdFire V4 core.
16307 (ignore): New reservation to handle 'ignore' type.
16309 2008-05-07 Ian Lance Taylor <iant@google.com>
16311 PR middle-end/36013
16312 * gimplify.c (find_single_pointer_decl_1): Don't look through
16314 (find_single_pointer_decl): Adjust comments.
16316 2008-05-07 Jakub Jelinek <jakub@redhat.com>
16318 PR middle-end/36137
16319 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
16320 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
16322 PR middle-end/36106
16323 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
16324 integral type rather than floating point, then VIEW_CONVERT_EXPR
16325 to the floating point type.
16327 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
16329 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
16330 TFmode op0 to register.
16332 2008-05-07 Alan Modra <amodra@bigpond.net.au>
16334 * c-decl.c (grokdeclarator): Comment typo.
16336 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
16338 * tree-flow.h: Remove prototype for computed_goto_p.
16339 * tree-cfg.c (computed_goto_p): Make static.
16341 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
16344 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
16345 (contains_aligned_value_p): This. Handle _Decimal128.
16346 (ix86_function_arg_boundary): Only align _Decimal128 to its
16347 natural boundary and handle it properly.
16349 2008-05-06 Martin Jambor <mjambor@suse.cz>
16351 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
16352 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
16353 (ipcp_method_set_orig_node): Removed.
16354 (ipcp_cval_get_cvalue_type): Removed.
16355 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
16356 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
16357 (ipcp_cval_set_cvalue_type): Removed.
16358 (ipcp_cval_get_cvalue): Removed.
16359 (ipcp_cval_set_cvalue): Removed.
16360 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
16361 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
16362 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
16363 (ipcp_cval_meet): Renamed to ipa_lattice_meet
16364 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
16365 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
16366 (ipcp_get_ith_lattice): Changed parameters.
16367 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
16368 (ipcp_lattice_from_jfunc): Changed parameters.
16369 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
16370 (ipcp_method_cval_print): Added temporary variable info.
16371 (ipcp_redirect): Removed already unused local variable caller.
16372 (ipcp_redirect): New temporary variable orig_callee_info
16373 (ipcp_redirect): Removed newly unused local variable callee.
16374 (ipcp_redirect): Removed (a bit confusing) local variable type.
16375 (ipcp_insert_stage): Added local variable info.
16376 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
16378 (ipcp_formal_create): Removed.
16379 (ipcp_method_cval_set): Removed.
16380 (ipcp_propagate_stage): Renamed lattice variables.
16381 (ipcp_method_cval_set_cvalue_type): Removed.
16382 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
16383 (ipcp_print_all_lattices): Changed printed strings to refer to
16384 lattices rather than cvals.
16385 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
16386 (ipcp_propagate_const): Changed formal parameters.
16387 (build_const_val): Changed formal parameters.
16388 (ipcp_insert_stage): Removed useless variable cvalue
16389 (build_const_val): Changed formal parameters.
16390 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
16391 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
16392 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
16393 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
16394 (ipcp_print_func_profile_counts): Changed string from "method" to
16396 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
16397 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
16398 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
16399 (ipcp_structures_print): Renamed to ipcp_print_all_structures
16400 (ipcp_profile_print): Renamed to ipcp_print_profile_data
16401 (ipcp_lat_is_const): Changed parameters and made inline.
16402 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
16403 (ipcp_redirect): Renamed to ipcp_need_redirect_p
16404 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
16405 the predicate condition directly
16406 (ipcp_propagate_stage): Added local variable args. Removed local
16407 variable callee. (Both are mere code simplifications.)
16408 (ipcp_method_dont_insert_const): Renamed to
16409 ipcp_node_not_modifiable_p.
16410 (ipcp_node_not_modifiable_p): Made inline.
16411 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
16412 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
16413 (ipcp_print_all_lattices): Removed variable cvalue
16414 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
16417 2008-05-06 Olivier Hainque <hainque@adacore.com>
16419 * tree-sra.c (try_instantiate_multiple_fields): Early return
16420 if field has POINTER_TYPE.
16422 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
16424 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
16425 by using 'q' specifier for instruction.
16426 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
16428 2008-05-06 Anatoly Sokolov <aesok@post.ru>
16430 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
16431 Change mode of zero_extract from QImode to HImode.
16432 (sign bit tests peepholes): (Ditto.).
16434 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
16436 * config/i386/mmx.md: Remove double backslashes from asm templates.
16437 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
16438 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16439 to handle nonimmediate operands.
16440 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
16441 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
16442 to handle nonimmediate operands.
16443 (*mmx_<code>v2sf3_finite): New insn pattern.
16444 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
16445 (mmx_<code>v2sf3): New expander. Use
16446 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16447 (mmx_<plusminus_insn><mode>3): New expander. Use
16448 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16449 (*mmx_<plusminus_insn><mode>3): New insn pattern.
16450 (mmx_add<mode>3): Removed.
16451 (mmx_ssadd<mode>3): Ditto.
16452 (mmx_usadd<mode>3): Ditto.
16453 (mmx_sub<mode>3): Ditto.
16454 (mmx_sssub<mode>3): Ditto.
16455 (mmx_ussub<mode>3): Ditto.
16456 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
16457 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
16458 to handle nonimmediate operands.
16459 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
16461 (mmx_smulv4hi3_highpart): New expander. Use
16462 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16463 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
16465 (mmx_umulv4hi3_highpart): New expander. Use
16466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16467 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
16468 (mmx_<code>v4hi3): New expander. Use
16469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16470 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
16471 (mmx_<code>v8qi3): New expander. Use
16472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16473 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
16474 (mmx_<code><mode>3): New expander. Use
16475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
16477 2008-05-05 Jan Hubicka <jh@suse.cz>
16479 PR tree-optimization/36118
16480 * passes.c (pass_init_dump_file): Fix dump header.
16482 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
16484 PR middle-end/36141
16485 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
16486 VCE for function decls.
16488 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16490 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
16492 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
16494 * config/i386/i386.md (sat_plusminus): New.
16495 (plusminus_insn): Likewise.
16496 (plusminus_mnemonic): Likewise.
16498 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
16499 (*<addsub><mode>3_cc_overflow): Renamed to ...
16500 (*<plusminus_insn><mode>3_cc_overflow): This.
16501 (*<addsub>si3_zext_cc_overflow): Renamed to ...
16502 (*<plusminus_insn>si3_zext_cc_overflow): This.
16504 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
16505 (<plusminus_insn><mode>3): This.
16506 (*<addsub><mode>3): Renamed to ...
16507 (*<plusminus_insn><mode>3): This.
16508 (<sse>_vm<addsub><mode>3): Renamed to ...
16509 (<sse>_vm<plusminus_insn><mode>3): This.
16510 (sse3_h<addsub>v4sf3): Renamed to ...
16511 (sse3_h<plusminus_insn>v4sf3): This.
16512 (sse3_h<addsub>v2df3): Renamed to ...
16513 (sse3_h<plusminus_insn>v2df3): This.
16514 (<plusminus_insn><mode>3): New.
16515 (*<plusminus_insn><mode>3): Likewise.
16516 (sse2_<plusminus_insn><mode>3): Likewise.
16517 (add<mode>): Removed.
16518 (*add<mode>3): Likewise.
16519 (sse2_ssadd<mode>3): Likewise.
16520 (sse2_usadd<mode>3): Likewise.
16521 (sub<mode>3): Likewise.
16522 (*sub<mode>3): Likewise.
16523 (sse2_sssub<mode>3): Likewise.
16524 (sse2_ussub<mode>3): Likewise.
16526 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
16528 * gthr-single.h: Add in required interface elements as per gthr.h.
16529 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
16530 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
16531 Generalize UNUSED macro.
16532 (__gthread_once): Add.
16533 (__gthread_key_create): Add.
16534 (__gthread_key_delete): Add.
16535 (__gthread_getspecific): Add.
16536 (__gthread_setspecific): Add.
16538 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
16540 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
16541 the same size types for the indirect reference on the rhs, then
16544 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
16546 * config/i386/i386.md
16547 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
16548 one insn template instead of template series.
16549 (*xordi_1_rex64): Ditto.
16550 (*xordi_2_rex64): Ditto.
16552 2008-05-05 Ira Rosen <irar@il.ibm.com>
16554 PR tree-optimization/36119
16555 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
16558 2008-06-04 Jan Hubicka <jh@suse.cz>
16560 tree-optimization/36100
16561 * tree-pass.h (pass_O0_always_inline): Declare.
16562 * ipa-inline.c (inline_transform): Remove dead code.
16563 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
16564 pass_O0_always_inline): New.
16565 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
16567 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
16569 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
16570 mnemonic in this_param move for TARGET_64BIT.
16572 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
16574 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
16575 (*strmovsi_rex_1): Ditto.
16576 (*strsetsi_1): Ditto.
16577 (*strsetsi_rex_1): Ditto.
16579 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
16580 adddicc expanders using SWI mode iterator.
16582 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
16585 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
16588 2008-05-04 David S. Miller <davem@davemloft.net>
16590 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
16591 (sparc*-*-linux*): Use linux.h in tm_file.
16592 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
16593 compiler defaulting to 32-bit.
16594 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
16596 * config/sparc/linux.h: Remove definitions now obtained
16597 properly from linux.h
16598 * config/sparc/linux64.h: Likewise.
16599 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
16600 don't want this setting for 32-bit builds in a biarch compiler.
16601 * doc/install.texi: Add sparc-linux to list of targets
16602 supporting --enable-targets=all.
16604 2008-05-03 Andrew Pinski <pinskia@gmail.com>
16606 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
16608 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
16610 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
16611 after V4SI_FTYPE_V8HI.
16612 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
16613 case V4SI_FTYPE_V2DF.
16615 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
16617 * doc/invoke.texi (max-flow-memory-locations): Removed.
16618 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
16620 2008-05-03 Richard Guenther <rguenther@suse.de>
16622 PR middle-end/34973
16623 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
16625 2008-05-02 David S. Miller <davem@davemloft.net>
16627 * config.gcc (need_64bit_hwint): Document libcpp dependency.
16629 2008-05-02 Simon Baldwin <simonb@google.com>
16632 * c-common.h (warn_array_subscript_range): Removed.
16633 * c-common.c (warn_array_subscript_range): Ditto.
16634 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
16635 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
16637 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16639 * config/i386/i386.c (ix86_special_builtin_type): New.
16640 (bdesc_special_args): Likewise.
16641 (ix86_expand_special_args_builtin): Likewise.
16642 (ix86_init_mmx_sse_builtins): Updated.
16643 (ix86_expand_builtin): Updated.
16644 (ix86_expand_store_builtin): Removed.
16645 (ix86_expand_unop_builtin): Likewise.
16647 * config/i386/mm3dnow.h (__v2sf): Moved to ...
16648 * config/i386/mmintrin.h (__v2sf): Here.
16650 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
16652 (_mm_loadl_pi): Likewise.
16653 (_mm_storeh_pi): Replace __v2si with __v2sf.
16654 (_mm_storel_pi): Likewise.
16656 * doc/extend.texi: Correct __builtin_ia32_loadhps,
16657 __builtin_ia32_loadlps, __builtin_ia32_storehps,
16658 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
16659 __builtin_ia32_loadlpd.
16661 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
16663 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
16664 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
16665 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
16666 (ix86_init_mmx_sse_builtins): Updated.
16667 (ix86_expand_args_builtin): Likewise.
16668 (ix86_expand_builtin): Likewise.
16669 (ix86_expand_unop1_builtin): Renamed to ...
16670 (ix86_expand_unop_vec_merge_builtin): This.
16672 2008-05-01 Jan Hubicka <jh@suse.cz>
16675 * ipa-inline.c (inline_generate_summary): Make static.
16676 (inline_transform): Do not call inlining at -O0; make static.
16677 * passes.c (execute_todo): Add sanity check.
16678 (execute_one_ipa_transform_pass): Execute proper flags.
16680 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
16682 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
16683 (DECL_NONADDRESSABLE_P): Likewise.
16684 * alias.c (record_component_aliases): Fix comment.
16686 2008-05-01 Simon Baldwin <simonb@google.com>
16688 * c-common.h (warn_array_subscript_range): New function.
16689 * c-common.c (warn_array_subscript_range): Ditto.
16690 * tree-vrp.c (check_array_ref): Corrected code to agree with
16691 comment, ignoring only arrays of size 0 or size 1.
16692 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
16694 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16696 * config/i386/i386.c (ix86_builtin_type): Replace
16697 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
16698 (bdesc_args): Updated.
16699 (ix86_init_mmx_sse_builtins): Likewise.
16700 (ix86_expand_args_builtin): Likewise.
16702 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
16705 * doc/extend.texi: Correct __builtin_ia32_palignr.
16707 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16710 * config/i386/i386.c (bdesc_crc32): Removed.
16711 (ix86_expand_crc32): Likewise.
16712 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
16713 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
16714 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
16715 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
16716 UINT_FTYPE_UINT_UCHAR.
16717 (bdesc_args): Updated. Add crc32 builtins.
16718 (ix86_init_mmx_sse_builtins): Updated.
16719 (ix86_expand_args_builtin): Updated to support subreg.
16721 * doc/extend.texi: Correct __builtin_ia32_crc32di.
16723 2008-05-01 Jan Hubicka <jh@suse.cz>
16725 * tree-pass.h (opt_pass): Add IPA_PASS.
16726 (varpool_node, cgraph_node): Forward declare.
16727 (ipa_opt_pass): Define.
16728 (pass_ipa_inline): Turn into ipa_opt_pass.
16729 (pass_apply_inline): Remove.
16730 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
16731 (apply_inline): Turn into ....
16732 (inline_transform): ... this one.
16733 (inline_generate_summary): New function.
16734 (pass_apply_inline): Remove.
16735 * function.h (ipa_opt_pass): Forward declare structure; typedef;
16737 (struct function): Add ipa_transforms_to_apply.
16738 * passes.c (register_one_dump_file): Work on IPA_PASS.
16739 (init_optimization_passes): Remove pass_inline_parameters and
16741 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
16742 (execute_one_pass) ... here; apply transforms when possible.
16743 (add_ipa_transform_pass, execute_ipa_summary_asses,
16744 execute_one_ipa_transform_pass): New.
16745 (execute_ipa_pass_list): Update for IPA_PASS type.
16747 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16749 * config/i386/i386.c (ix86_builtin_type): Add
16750 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
16751 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
16752 (bdesc_args): Add SSE4a builtins.
16753 (ix86_init_mmx_sse_builtins): Updated.
16754 (ix86_expand_args_builtin): Likewise.
16755 (ix86_expand_builtin): Likewise.
16757 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
16759 * config/i386/i386.c (ix86_builtin_type): Add
16760 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
16761 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
16762 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
16763 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
16764 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
16765 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
16766 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
16767 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
16768 and DI_FTYPE_DI_DI_INT.
16769 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
16770 (ix86_init_mmx_sse_builtins): Updated.
16771 (ix86_expand_args_builtin): Likewise.
16772 (ix86_expand_builtin): Likewise.
16773 (ix86_expand_binop_imm_builtin): Removed.
16775 * doc/extend.texi: Correct __builtin_ia32_palignr128.
16777 2008-04-30 Richard Guenther <rguenther@suse.de>
16779 PR tree-optimization/32921
16780 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
16782 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
16784 * config/arm/arm.c (arm_unwind_emit): Use
16785 crtl->all_throwers_are_sibcalls instead of
16786 cfun->all_throwers_are_sibcalls.
16787 (arm_output_fn_unwind): Likewise.
16788 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
16789 instead of cfun->uses_pic_offset_table.
16790 (frv_expand_prologue): Likewise.
16791 (frv_frame_pointer_required): Likewise.
16792 (frv_expand_fdpic_call): Likewise.
16793 (frv_emit_movsi): Likewise.
16794 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
16795 cfun->returns_pcc_struct instead of
16796 current_function_returns_pcc_struct.
16797 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
16798 instead of cfun->calls_eh_return.
16799 (m32c_pushm_popm): Likewise.
16800 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
16801 "extern" declaration.
16803 2008-04-30 Richard Guenther <rguenther@suse.de>
16805 PR tree-optimization/21636
16806 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
16808 (evaluate_stmt): Print the likely value.
16809 (ccp_visit_stmt): Avoid excessive vertical spacing.
16811 2008-04-30 Rafael Espindola <espindola@google.com>
16813 * builtins.c (fold_call_expr): Return realret.
16814 * tree-ssa-threadedge.c
16815 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
16816 __builtin_object_size.
16818 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
16820 * gcc.c (wrapper_string): New variable.
16821 (insert_wrapper): New function.
16822 (execute): New option -wrapper.
16823 * doc/invoke.texi (Overall Options): New driver option -wrapper.
16825 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
16827 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
16828 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
16829 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
16831 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
16832 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
16833 config/rs6000/e500crtres64gprctr.asm,
16834 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
16835 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
16836 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
16837 config/rs6000/e500crtsav64gprctr.asm,
16838 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
16839 config/rs6000/e500crtsavg64gprctr.asm: New files.
16840 * config/rs6000/t-ppccomm: Add build rules for new files.
16841 (LIB2FUNCS_STATIC_EXTRA): Add new files.
16842 * config/rs6000/t-netbsd: Add build rules for new files.
16843 (LIB2FUNCS_STATIC_EXTRA): New variable.
16844 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
16845 (CRTSAVRES_DEFAULT_SPEC): Likewise.
16846 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
16848 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
16850 * config/i386/i386.c (ix86_builtin_type): Add
16851 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
16852 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
16853 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
16854 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
16855 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
16856 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
16857 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
16858 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
16859 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
16860 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
16861 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
16862 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
16863 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
16864 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
16865 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
16866 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
16867 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
16868 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
16869 V1DI_FTYPE_V2SI_V2SI.
16870 (bdesc_2arg): Moved to ...
16871 (bdesc_args): Here.
16872 (ix86_init_mmx_sse_builtins): Updated.
16873 (ix86_expand_args_builtin): Updated. Take a pointer
16874 to const struct builtin_description. Handle comparison
16876 (ix86_expand_sse_compare): Take a new argument for swapping operands.
16877 (ix86_expand_builtin): Updated.
16879 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
16880 (ssse3_pmaddubsw128): This.
16881 (ssse3_pmaddubswv4hi3): Renamed to ...
16882 (ssse3_pmaddubsw): This.
16884 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
16885 (__builtin_ia32_packssdw128): Likewise.
16886 (__builtin_ia32_packuswb128): Likewise.
16887 (__builtin_ia32_pmaddubsw): Likewise.
16888 (__builtin_ia32_pmaddubsw128): Likewise.
16890 2008-04-30 Richard Guenther <rguenther@suse.de>
16892 PR tree-optimization/14847
16893 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
16894 (recognize_bits_test): Use it.
16895 (recognize_single_bit_test): Likewise.
16897 2008-04-30 Martin Jambor <mjambor@suse.cz>
16899 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
16900 instead of setting number of formal parameters to zero.
16901 (ipcp_init_stage): Do not set the number of actual parameters to zero
16903 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
16904 which are called with variable number of arguments.
16905 (ipcp_insert_stage): Explicitely skipping all nodes which are
16906 called with variable number of arguments.
16907 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
16908 number of parameters.
16910 * ipa-prop.h (struct ipa_node_params): Added flag
16911 called_with_var_arguments
16912 (ipa_set_param_count): Added. Changed sole setter to use it.
16913 (ipa_get_param_count): Added. All readers of param_count
16914 converted to use it instead.
16915 (ipa_set_called_with_variable_arg): Added.
16916 (ipa_is_called_with_var_arguments): Added.
16917 (ipa_get_ith_param): Added. All readers of param_decls converted
16919 (ipa_set_cs_argument_count): Added, sole writer to argument_count
16921 (ipa_get_cs_argument_count): Added, all readers of argument_count
16923 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
16926 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
16927 (struct ipcp_lattice): Renamed cval_type to type
16928 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
16930 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
16931 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
16932 (ipcp_insert_stage): Changed the type of variable cvalue to tree
16933 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
16934 (build_const_val): Changed the type of parameter cvalue to tree
16935 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
16936 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
16938 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
16941 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
16942 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
16943 (ipa_add_method): Renamed to ipa_push_func_to_list
16944 (ipa_remove_method): Renamed to ipa_pop_func_from_list
16945 (ipa_callsite_param_count): Removed.
16946 (ipa_callsite_param_count_set): Removed.
16947 (ipa_callsite_param): Removed.
16948 (ipa_callsite_callee): Removed.
16949 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
16950 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
16951 (ipa_method_formal_count): Removed.
16952 (ipa_method_formal_count_set): Removed.
16953 (ipa_method_get_tree): Removed.
16954 (ipa_method_tree_map_create): Removed.
16955 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
16956 (ipa_create_param_decls_array): Creates the array itself
16957 (ipa_create_param_decls_array): Temporary variable info instead of
16958 a few dereferences.
16959 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
16960 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
16961 (get_type): Removed.
16962 (ipa_jf_get_info_type): Removed.
16963 (ipa_node_create): Renamed to ipa_create_node_params
16964 (ipa_free): Renamed to ipa_free_all_node_params
16965 (ipa_nodes_create): Renamed to ipa_create_all_node_params
16966 (ipa_edges_create): Renamed to ipa_create_all_edge_args
16967 (ipa_edges_free): Renamed to ipa_free_all_edge_args
16968 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
16969 (ipa_free_all_node_params): Deallocation to jump_functions moved to
16970 ipa_free_all_edge_args
16971 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
16972 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
16973 (ipa_create_methodlist_node): Removed.
16974 (ipa_methodlist_method): Removed.
16975 (ipa_methodlist_method_set): Removed.
16976 (ipa_methodlist_next_method): Removed.
16977 (ipa_methodlist_next_method_set): Removed.
16978 (ipa_method_is_modified): Removed.
16979 (ipa_method_modify_create): Removed.
16980 (ipa_method_modify_init): Temporary variable info instead of a few
16982 (ipa_detect_param_modifications): Temporary variable info instead of
16983 a few dereferences.
16984 (ipa_compute_jump_functions): Temporary variable info instead of
16985 a few dereferences.
16986 (ipa_method_modify_set): Removed.
16987 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
16988 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
16989 than craph_node as the first parameter.
16990 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
16991 (ipa_method_modify_init): Removed.
16992 (ipa_compute_jump_functions): Added a temp variable instead of
16993 repeatadly dereferencing the cgraph_edge.aux pointer
16994 (ipa_callsite_param_set_type): Removed.
16995 (ipa_compute_jump_functions): i renamed to index and moved to
16997 (ipa_callsite_param_set_info_type_formal): Removed.
16998 (ipa_callsite_param_set_info_type): Removed.
16999 (ipa_callsite_param_map_create): Removed.
17000 (ipa_callsite_tree): Removed.
17001 (ipa_callsite_caller): Removed.
17002 (ipa_pop_func_from_list): return_method removed to return_func
17004 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
17005 prefixed all values with IPA_. Changed all users.
17006 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
17007 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
17008 and FORMAL_IPATYPE IPA_PASS_THROUGH.
17009 (union parameter_info): Renamed to jump_func_value.
17010 (union jump_func_value): Renamed value to constant
17011 (struct ipa_jump_func): Renamed info_type to value
17012 (struct ipa_node): Renamed to ipa_node_params
17013 (struct ipa_node_params): Renamed ipa_arg_num to param_count
17014 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
17015 (struct ipa_node_params): Renamed ipa_mod to modified_flags
17016 (struct ipa_edge): Renamed to ipa_edge_args
17017 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
17018 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
17019 (struct ipa_methodlist): Renamed to ipa_func_list
17020 (struct ipa_func_list): method_p renamed to node, next_method
17022 (ipa_methodlist_p): Removed, switched all users to struct pointer
17023 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
17025 2008-04-30 Alan Modra <amodra@bigpond.net.au>
17027 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
17028 (rs6000_emit_epilogue): Use backchain to restore only when we
17029 have a large frame. Make use of frame pointer to restore if we
17030 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
17032 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
17034 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
17035 Add mode to zero_extract.
17036 (sign bit tests peepholes): (Ditto.).
17038 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
17040 * config/i386/i386.c (ix86_builtins): Replace Prescott New
17041 Instructions in comments with SSE3.
17042 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
17043 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
17044 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
17045 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
17046 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
17047 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
17048 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
17049 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
17050 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
17051 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
17052 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
17053 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
17054 (bdesc_sse_args): Renamed to ...
17055 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
17056 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
17057 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
17058 IX86_BUILTIN_FABSQ.
17059 (bdesc_1arg): Moved to ...
17060 (bdesc_args): Here.
17061 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
17062 Instructions in comments with SSE3.
17063 (ix86_expand_sse_operands_builtin): Renamed to ...
17064 (ix86_expand_args_builtin): This. Updated.
17065 (ix86_expand_unop1_builtin): Update comments.
17066 (ix86_expand_builtin): Updated.
17068 2008-04-29 Richard Guenther <rguenther@suse.de>
17070 PR tree-optimization/36078
17071 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
17072 Update virtual SSA form after cleaning up the CFG.
17074 2008-04-29 Richard Guenther <rguenther@suse.de>
17076 PR middle-end/15255
17077 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
17079 2008-04-29 Richard Guenther <rguenther@suse.de>
17081 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
17082 (compute_may_aliases): Do not call finalize_ref_all_pointers.
17083 (compute_flow_insensitive_aliasing): Do not treat
17084 PTR_IS_REF_ALL pointers special.
17085 (get_smt_for): Likewise.
17086 (may_alias_p): Re-structure.
17087 (is_escape_site): A ref-all pointer conversion is not an escape site.
17088 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
17089 PTR_IS_REF_ALL pointers special.
17090 * tree-ssa-structalias.h (struct alias_info): Remove
17091 ref_all_symbol_mem_tag field.
17092 (PTR_IS_REF_ALL): Remove.
17094 2008-04-29 Richard Guenther <rguenther@suse.de>
17096 PR middle-end/36077
17097 * fold-const.c (extract_muldiv_1): In combining division constants
17098 make sure to never overflow.
17100 2008-04-29 Nick Clifton <nickc@redhat.com>
17102 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
17104 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17107 * optc-gen.awk: Work around HP-UX/IA awk bug.
17109 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
17111 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
17114 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17117 * config/i386/i386.md
17118 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
17119 Change operand 1 predicate to nonimmediate_operand.
17121 2008-04-28 Jakub Jelinek <jakub@redhat.com>
17124 * dwarf2out.c (struct die_struct): Mark as chain_circular through
17126 * gengtype.c (walk_type, write_func_for_structure): Handle
17128 * doc/gty.texi: Document chain_circular.
17130 2008-04-28 Richard Guenther <rguenther@suse.de>
17132 PR tree-optimization/36066
17133 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
17136 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
17139 * config/i386/i386.md
17140 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
17141 Use match_scratch instead of match_operand for operands 3 and 4.
17143 2008-04-27 Richard Guenther <rguenther@suse.de>
17145 PR tree-optimization/18754
17146 PR tree-optimization/34223
17147 * tree-pass.h (pass_complete_unrolli): Declare.
17148 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
17149 loop size before and after unconditionally of UL_NO_GROWTH in effect.
17150 Rewrite loop into loop closed SSA form if it is not already.
17151 (tree_unroll_loops_completely): Re-structure to iterate over
17152 innermost loops with intermediate CFG cleanups.
17153 Unroll outermost loops only if requested or the code does not grow
17155 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
17156 loops are available.
17157 (tree_vectorize): Instead do so here.
17158 (tree_complete_unroll): Also unroll outermost loops.
17159 (tree_complete_unroll_inner): New function.
17160 (gate_tree_complete_unroll_inner): Likewise.
17161 (pass_complete_unrolli): New pass.
17162 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
17163 uses outside of the loop.
17164 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
17165 form if it is available.
17166 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
17167 * passes.c (init_optimization_passes): Schedule complete inner
17168 loop unrolling pass before the first CCP pass after final inlining.
17170 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
17172 * targhooks.h (default_emutls_var_fields,
17173 default_emutls_var_init): Declare.
17174 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
17175 * target.h (struct gcc_target): Add struct emutls member.
17176 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
17177 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
17178 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
17179 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
17180 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
17181 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
17182 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
17183 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
17184 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
17185 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
17186 emit debug information.
17187 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
17188 * varasm.c: Include targhooks.h.
17189 (emutls_object_section, emutls_tmpl_section): New.
17190 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
17191 (EMUTLS_SEPARATOR): New.
17192 (prefix_name): New.
17193 (get_emutls_object_name): New.
17194 (default_emutls_var_fields): New, broken out of ...
17195 (get_emutls_object_type): ... here. Adjust to use target hooks.
17196 (get_emutls_init_templ_addr): Adjust to use target hooks.
17197 (emutls_decl): Adjust to use target hooks.
17198 (emutls_finish): Likewise.
17199 (default_emutls_var_init): New, broken out of ...
17200 (assemble_variable): ... here. Adjust to use target hooks.
17201 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
17202 SECCAT_EMUTLS_TMPL.
17203 * c-common.c (handle_section_attribute): Prevent overriding
17204 sections for emulated tls with special sections.
17205 * config/i386/i386.c (x86_64_elf_select_section): Add
17206 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
17207 (x86_64_elf_unique_section): Likewise.
17208 * config/vxworks.c: Include tree.h.
17209 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
17210 (vxworks_override_options): Set TLS scheme.
17211 * doc/tm.texi (Emulated TLS): New node.
17213 2008-04-26 Simon Baldwin <simonb@google.com>
17216 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
17217 with propagated string constants.
17219 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
17221 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
17222 constraint for operand 2 when operand 0 is memory operand.
17223 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
17224 operand 0 is memory operand.
17225 (fix_trunc<mode>_i387_with_temp): Ditto.
17226 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
17227 operand 2 when operand 1 is memory operand.
17228 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
17229 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
17230 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
17231 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
17232 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
17233 operands 2,3 and 4 when operand 1 is memory operand.
17234 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
17236 (fistdi2_floor_with_temp): Ditto.
17237 (fist<mode>2_floor_with_temp): Ditto.
17238 (fistdi2_ceil_with_temp): Ditto.
17239 (fist<mode>2_ceil_with_temp): Ditto.
17240 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
17242 2008-04-26 David Daney <ddaney@avtrex.com>
17244 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
17246 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
17247 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
17248 UNSPEC_UPDATE_GOT_VERSION): Renumber.
17249 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
17250 (compare_and_swap_12): New insn.
17251 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
17252 * config/mips/mips.c (mips_force_binary): New function.
17253 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
17254 (mips_expand_compare_and_swap_12): New function.
17255 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
17257 2008-04-25 Jan Hubicka <jh@suse.cz>
17260 * cfgexpand.c (pass_expand): Turn into RTL pass.
17261 * passes.c (execute_one_pass): Do pass typechecking after execution.
17262 * tree-pass.h (pass_expand): Turn into RTL pass.
17264 * function.h (struct rtl_data): Move here fields
17265 accesses_prior_frames, calls_eh_return, saves_all_registers,
17266 has_nonlocal_goto, has_asm_statement, is_thunk,
17267 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
17268 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
17269 arg_pointer_save_area_init from struct function; turn into bool.
17270 (struct function): Move
17271 calls_eh_return, saves_all_registers, has_nonlocal_goto,
17272 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
17273 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
17274 tail_call_emit, arg_pointer_save_area_init
17275 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
17276 (current_function_returns_struct, current_function_returns_pcc_struct,
17277 current_function_calls_setjmp, current_function_calls_alloca,
17278 current_function_accesses_prior_frames,
17279 current_function_calls_eh_return, current_function_is_thunk,
17280 current_function_stdarg, current_function_profile,
17281 current_function_limit_stack, current_function_uses_pic_offset_table,
17282 current_function_uses_const_pool, current_function_has_nonlocal_label,
17283 current_function_saves_all_registers,
17284 current_function_has_nonlocal_goto,
17285 current_function_has_asm_statement): Remove accesor macros.
17286 * ra-conflict.c (global_conflicts): Update.
17287 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
17288 (suitable_for_tail_call_opt_p): Update.
17289 * builtins.c (expand_builtin_return_addr): Update.
17290 (expand_builtin_setjmp_setup): Update.
17291 (expand_builtin_nonlocal_goto): Update.
17292 * final.c (final_start_function): Update.
17293 (profile_function): Update.
17294 (leaf_function_p): Update.
17295 (only_leaf_regs_used): Update.
17296 * df-scan.c (df_get_exit_block_use_set): Update.
17297 * dojump.c (clear_pending_stack_adjust): Update.
17298 * tree-stdarg.c (gate_optimize_stdarg): Update.
17299 * gimple-low.c (lower_function_body): Update.
17300 * global.c (compute_regsets): Update.
17301 (global_alloc): Update.
17302 * dwarf2out.c (dwarf2out_begin_prologue): Update.
17303 * expr.c (expand_assignment): Update.
17304 * dse.c (dse_step0): Update.
17305 (dse_step1): Update.
17306 * c-decl.c (store_parm_decls): Update.
17307 * local-alloc.c (combine_regs): Update.
17308 (find_free_reg): Update.
17309 * function.c (assign_parms_augmented_arg_list): Update.
17310 (assign_parm_find_data_types): Update.
17311 (assign_parms): Update.
17312 (allocate_struct_function): Update.
17313 (expand_function_start): Update.
17314 (expand_function_end): Update.
17315 (get_arg_pointer_save_area): Update.
17316 (thread_prologue_and_epilogue_insns): Update.
17317 (rest_of_match_asm_constraints): Update.
17318 * stor-layout.c (variable_size): Update.
17319 * gcse.c (gcse_main): Update.
17320 (bypass_jumps): Update.
17321 * gimplify.c (gimplify_function_tree): Update.
17322 * calls.c (emit_call_1): Update.
17323 (expand_call): Update.
17324 * bt-load.c (compute_defs_uses_and_gen): Update.
17325 * except.c (sjlj_assign_call_site_values): Update.
17326 (sjlj_emit_function_enter): Update.
17327 (can_throw_external): Update.
17328 (set_nothrow_function_flags): Update.
17329 (expand_builtin_unwind_init): Update.
17330 (expand_eh_return): Update.
17331 (convert_to_eh_region_ranges): Update.
17332 (output_function_exception_table): Update.
17333 * emit-rtl.c (gen_tmp_stack_mem): Update.
17334 * cfgexpand.c (expand_used_vars): Update.
17335 (tree_expand_cfg): Update.
17336 * cfgcleanup.c (rest_of_handle_jump): Update.
17337 * explow.c (allocate_dynamic_stack_space): Update.
17338 * varasm.c (assemble_start_function): Update.
17339 (force_const_mem): Update.
17340 (mark_constant_pool): Update.
17341 * tree-optimize.c (tree_rest_of_compilation): Update.
17342 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
17343 * tree-cfg.c (notice_special_calls): Update.
17344 (is_ctrl_altering_stmt): Update.
17345 (tree_can_make_abnormal_goto): Update.
17346 (tree_purge_dead_abnormal_call_edges): Update.
17347 * config/alpha/predicates.md: Update.
17348 * config/alpha/alpha.c (alpha_sa_mask): Update.
17349 (alpha_sa_size): Update.
17350 (alpha_does_function_need_gp): Update.
17351 (alpha_expand_prologue): Update.
17352 (alpha_start_function): Update.
17353 (alpha_output_function_end_prologue): Update.
17354 (alpha_expand_epilogue): Update.
17355 * config/frv/frv.c (frv_stack_info): Update.
17356 (frv_expand_epilogue): Update.
17357 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
17358 (s390_register_info): Update.
17359 (s390_frame_info): Update.
17360 (s390_init_frame_layout): Update.
17361 (s390_can_eliminate): Update.
17362 (save_gprs): Update.
17363 * config/spu/spu.c (spu_split_immediate): Update.
17364 (need_to_save_reg): Update.
17365 (spu_expand_prologue): Update.
17366 (spu_expand_epilogue): Update.
17367 * config/sparc/sparc.md: Update.
17368 * config/sparc/sparc.c (eligible_for_return_delay): Update.
17369 (sparc_tls_got): Update.
17370 (legitimize_pic_address): Update.
17371 (sparc_emit_call_insn): Update.
17372 (sparc_expand_prologue): Update.
17373 (output_return): Update.
17374 (print_operand): Update.
17375 (sparc_function_ok_for_sibcall): Update.
17376 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
17377 * config/m32r/m32r.md: Update.
17378 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
17379 (m32r_compute_frame_size): Update.
17380 (m32r_expand_prologue): Update.
17381 (m32r_expand_epilogue): Update.
17382 (m32r_legitimize_pic_address): Update.
17383 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
17384 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17385 * config/i386/i386.c (ix86_frame_pointer_required): Update.
17386 (gen_push): Update.
17387 (ix86_save_reg): Update.
17388 (ix86_compute_frame_layout): Update.
17389 (ix86_expand_prologue): Update.
17390 (ix86_expand_epilogue): Update.
17391 * config/sh/sh.c (output_stack_adjust): Update.
17392 (calc_live_regs): Update.
17393 (sh5_schedule_saves): Update.
17394 (sh_expand_prologue): Update.
17395 (sh_expand_epilogue): Update.
17396 (sh_setup_incoming_varargs): Update.
17397 (sh_allocate_initial_value): Update.
17398 (sh_get_pr_initial_val): Update.
17399 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
17400 * config/sh/sh.md (label:): Update.
17401 * config/avr/avr.c (out_movhi_mr_r): Update.
17402 * config/crx/crx.h (enum): Update.
17403 * config/xtensa/xtensa.h (along): Update.
17404 * config/stormy16/stormy16.c Update.
17405 (xstormy16_compute_stack_layout): Update.
17406 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
17407 (fr30_expand_prologue): Update.
17408 * config/cris/cris.c (cris_conditional_register_usage): Update.
17409 (cris_reg_saved_in_regsave_area): Update.
17410 (cris_initial_frame_pointer_offset): Update.
17411 (cris_simple_epilogue): Update.
17412 (cris_expand_prologue): Update.
17413 (cris_expand_epilogue): Update.
17414 (cris_expand_pic_call_address): Update.
17415 (cris_asm_output_symbol_ref): Update.
17416 (cris_asm_output_label_ref): Update.
17417 * config/cris/cris.md Update.
17418 * config/iq2000/iq2000.c (compute_frame_size): Update.
17419 (iq2000_expand_epilogue): Update.
17420 * config/mt/mt.h (save_direction): Update.
17421 * config/mn10300/mn10300.c (mn10300_function_value): Update.
17422 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
17423 (ia64_secondary_reload_class): Update.
17424 * config/m68k/m68k.c (m68k_save_reg): Update.
17425 (m68k_expand_prologue): Update.
17426 (m68k_expand_epilogue): Update.
17427 (legitimize_pic_address): Update.
17428 * config/rs6000/rs6000.c (rs6000_got_register): Update.
17429 (first_reg_to_save): Update.
17430 (first_altivec_reg_to_save): Update.
17431 (compute_vrsave_mask): Update.
17432 (compute_save_world_info): Update.
17433 (rs6000_stack_info): Update.
17434 (spe_func_has_64bit_regs_p): Update.
17435 (rs6000_ra_ever_killed): Update.
17436 (rs6000_emit_eh_reg_restore): Update.
17437 (rs6000_emit_allocate_stack): Update.
17438 (rs6000_emit_prologue): Update.
17439 (rs6000_emit_epilogue): Update.
17440 (rs6000_output_function_epilogue): Update.
17441 (output_profile_hook): Update.
17442 (rs6000_elf_declare_function_name): Update.
17443 * config/rs6000/rs6000.h (rs6000_args): Update.
17444 * config/rs6000/rs6000.md: Update.
17445 * config/mcore/mcore.c (mcore_expand_prolog): Update.
17446 * config/arc/arc.c (arc_output_function_epilogue): Update.
17447 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
17448 * config/darwin.c (machopic_function_base_name): Update.
17449 * config/score/score3.c (score3_compute_frame_size): Update.
17452 (score3_epilogue): Update.
17453 * config/score/score7.c (score7_compute_frame_size): Update.
17454 (score7_prologue): Update.
17455 (score7_epilogue): Update.
17456 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
17457 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
17458 * config/arm/arm.c (use_return_insn): Update.
17459 (require_pic_register): Update.
17460 (arm_load_pic_register): Update.
17461 (arm_compute_save_reg0_reg12_mask): Update.
17462 (arm_compute_save_reg_mask): Update.
17463 (thumb1_compute_save_reg_mask): Update.
17464 (output_return_instruction): Update.
17465 (arm_output_function_prologue): Update.
17466 (arm_output_epilogue): Update.
17467 (arm_get_frame_offsets): Update.
17468 (arm_expand_prologue): Update.
17469 (thumb_pushpop): Update.
17470 (thumb_exit): Update.
17471 (thumb1_expand_prologue): Update.
17472 (thumb1_expand_epilogue): Update.
17473 (arm_unwind_emit): Update.
17474 (arm_output_fn_unwind): Update.
17475 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
17476 * config/arm/arm.md: Update.
17477 * config/pa/pa.md: Update.
17478 * config/pa/pa.c (legitimize_pic_address): Update.
17479 (compute_frame_size): Update.
17480 (hppa_expand_prologue): Update.
17481 (hppa_expand_epilogue): Update.
17482 (borx_reg_operand): Update.
17483 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
17484 (HARD_REGNO_RENAME_OK): Update.
17485 * config/mips/mips.c (mips_global_pointer): Update.
17486 (mips_save_reg_p): Update.
17487 (mips_compute_frame_info): Update.
17488 (mips_frame_pointer_required): Update.
17489 (mips_expand_prologue): Update.
17490 (mips_expand_epilogue): Update.
17491 (mips_can_use_return_insn): Update.
17492 (mips_reorg_process_insns): Update.
17493 * config/v850/v850.c (compute_register_save_size): Update.
17494 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
17495 * config/mmix/mmix.c (along): Update.
17496 (mmix_expand_epilogue): Update.
17497 * config/bfin/bfin.c (legitimize_pic_address): Update.
17498 (must_save_p): Update.
17499 (stack_frame_needed_p): Update.
17500 (add_to_reg): Update.
17501 (bfin_expand_prologue): Update.
17502 * stmt.c (expand_asm_operands): Update.
17503 * reload1.c (reload): Update.
17504 (init_elim_table): Update.
17506 2008-04-25 Bob Wilson <bob.wilson@acm.org>
17508 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
17510 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
17512 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
17513 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
17514 (mov<mode>): Removed.
17515 (*movv4sf_internal): Likewise.
17516 (*movv2df_internal): Likewise.
17518 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
17520 * config.gcc (crx-*-elf): Remove deprecation.
17522 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
17524 * config/i386/cygming-crtend.c (register_frame_ctor): Register
17525 __gcc_deregister_frame with atexit.
17526 (deregister_frame_dtor): Remove.
17528 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
17529 Nathan Sidwell <nathan@codesourcery.com>
17531 * config/rs6000/rs6000.opt (mspe): Remove Var property.
17533 * config/rs6000/rs6000.h (rs6000_spe): Declare.
17534 (rs6000_isel): Likewise.
17535 * config/rs6000/rs6000.c (rs6000_spe): New variable.
17536 (rs6000_isel): New variable.
17537 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
17539 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17542 * c-common.c (handle_vector_size_attribute): Call
17543 lang_hooks.types.reconstruct_complex_type instead of
17544 reconstruct_complex_type.
17545 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
17546 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
17547 * langhooks.h (struct lang_hooks_for_types): Add
17548 reconstruct_complex_type hook.
17549 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
17550 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
17552 2008-04-24 Richard Guenther <rguenther@suse.de>
17554 * c-common.h (check_builtin_function_arguments): Declare.
17555 * c-common.c (validate_nargs): New function.
17556 (check_builtin_function_arguments): Likewise.
17557 * c-typeck.c (build_function_call): Call
17558 check_builtin_function_arguments.
17559 * builtins.c (fold_builtin_classify): Remove error reporting code.
17560 (fold_builtin_unordered_cmp): Likewise.
17561 (fold_builtin_1): Likewise.
17562 (fold_builtin_n): Likewise.
17564 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17566 PR tree-optimization/36008
17567 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
17568 the original op1, rather than delta by step.
17570 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
17571 Sebastian Pop <sebastian.pop@amd.com>
17573 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
17574 eliminate_local_variables_stmt, eliminate_local_variables,
17575 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
17576 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
17577 of code delimited by two edges in the CFG.
17578 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
17579 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
17580 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
17581 the case of parallelisation of reductions.
17582 (expr_invariant_in_region_p): New.
17584 * tree-flow.h (gather_blocks_in_sese_region): Declared.
17585 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
17587 2008-04-24 Ira Rosen <irar@il.ibm.com>
17588 Richard Guenther <rguenther@suse.de>
17590 PR tree-optimization/36034
17591 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
17592 incapable of dealing with loads with gaps.
17594 2008-04-24 Rafael Espindola <espindola@google.com>
17596 * tree-flow.h (vrp_evaluate_conditional): Change signature.
17597 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17598 vrp_evaluate_conditional.
17599 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
17600 (vrp_evaluate_conditional): Split the cond argument.
17601 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
17602 (simplify_stmt_for_jump_threading): Update call to
17603 vrp_evaluate_conditional.
17605 2008-04-24 Ira Rosen <irar@il.ibm.com>
17607 PR tree-optimization/35982
17608 * tree-vect-analyze.c (vect_check_interleaving): Check that the
17609 interleaved data-refs are of the same type.
17611 2008-04-24 Danny Smith <dannysmith@users.net>
17613 * c-format.c (check_format_info_main): Use strncmp rather than a
17614 magic prefix to handle multichar length specs.
17615 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
17616 Don't prefix "I64" and "I32" with '\0'.
17618 2008-04-24 Jakub Jelinek <jakub@redhat.com>
17621 * config/i386/i386.c (init_cumulative_args): Don't pass anything
17622 in registers for -m32 only if stdarg_p (fntype).
17624 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
17626 PR rtl-optimization/36006
17627 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
17628 temp to op0 in order to avoid invalid rtx sharing.
17630 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
17632 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
17633 check TREE_INVARIANT.
17634 * tree-gimple.c (is_gimple_address): New.
17635 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
17636 * tree-gimple.h (is_gimple_address): New.
17637 * tree.h (decl_address_invariant_p): New.
17638 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
17639 (build_string): Likewise.
17640 (decl_address_invariant_p): New, from is_gimple_invariant_address.
17641 (tree_invariant_p_1): Likewise.
17642 (save_expr): Use it.
17643 (tree_invariant_p): New.
17644 (skip_simple_arithmetic): Use it.
17645 (stabilize_reference_1): Use it.
17646 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
17648 (build1_stat): Drop code to compute TREE_INVARIANT.
17649 (build2_stat): Drop code to compute TREE_INVARIANT.
17650 (build3_stat): Drop code to compute TREE_INVARIANT.
17651 (build4_stat): Drop code to compute TREE_INVARIANT.
17652 (build5_stat): Drop code to compute TREE_INVARIANT.
17653 (build7_stat): Drop code to compute TREE_INVARIANT.
17654 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
17655 * tree.h (struct tree_base): Remove invariant_flag.
17656 (TREE_INVARIANT): Remove.
17657 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
17658 (fold_builtin_expect): Check TREE_CONSTANT.
17659 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
17660 * c-tree.h (c_expr_to_decl): Drop third parameter.
17661 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
17662 (build_c_cast): Don't set TREE_INVARIANT.
17663 (pop_init_level): Don't set TREE_INVARIANT.
17664 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
17665 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
17667 (gimplify_init_constructor): Don't set TREE_INVARIANT.
17668 (gimplify_addr_expr): Adjust comment.
17669 * tree-mudflap.c (mf_build_string):
17670 * print-tree.c (print_node): Don't print TREE_INVARIANT.
17671 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
17672 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
17673 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
17674 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
17675 * langhooks.h (struct lang_hooks): Drop third parameter from
17678 2008-04-23 Richard Guenther <rguenther@suse.de>
17680 PR tree-optimization/27799
17681 PR tree-optimization/32921
17682 PR tree-optimization/32624
17683 * tree-ssa-structalias.c (merge_smts_into): Only merge the
17684 SMTs aliases and the tag itself into the solution.
17685 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
17686 merge the points-to solution back into the SMT aliases.
17687 (may_alias_p): Use alias_set_subset_of instead of
17688 aliases_conflict_p. A pointer which points to
17689 memory with alias set zero may access any variable.
17691 2008-04-23 Richard Guenther <rguenther@suse.de>
17693 * alias.c (alias_set_subset_of): Correctly handle asking
17694 if zero is a subset of an alias set with zero child.
17695 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
17696 (compute_flow_insensitive_aliasing): Correctly walk all
17697 pointers. Do not unnecessarily union sets.
17699 2008-04-23 Richard Guenther <rguenther@suse.de>
17701 PR middle-end/36021
17702 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
17704 2008-04-22 Tomas Bily <tbily@suse.cz>
17706 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
17708 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
17710 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
17711 * tree-ssa-structalias.c (get_constraint_for): Likewise.
17712 * tree-inline.c (estimate_num_insns_1): Likewise.
17713 * varasm.c (const_hash_1, compare_constant, copy_constant)
17714 (compute_reloc_for_constant, output_addressed_constants): Likewise.
17715 * emit-rtl.c (component_ref_for_mem_expr)
17716 (set_mem_attributes_minus_bitpos): Likewise.
17717 * expr.c (highest_pow2_factor, expand_expr_real_1, )
17718 (is_aligning_offset): Likewise.
17719 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
17720 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
17721 * dojump.c (do_jump): Likewise.
17722 * builtins.c (get_pointer_alignment, get_memory_rtx)
17723 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
17724 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
17726 2008-04-23 Jakub Jelinek <jakub@redhat.com>
17728 PR rtl-optimization/36017
17729 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
17730 expanding the library call.
17732 2008-04-22 Ian Lance Taylor <iant@google.com>
17734 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
17735 than size_in_bytes.
17737 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
17739 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
17740 of LR/CTR moves for Power6.
17742 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
17744 PR middle-end/36003
17745 * passes.c (init_optimization_passes): Remove
17746 pass_fast_rtl_byte_dce.
17748 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
17751 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
17752 builtin functions to generate faster code.
17753 (_mm_cvtpu16_ps): Ditto.
17754 (_mm_cvtpi32x2_ps): Ditto.
17756 2008-04-22 Nick Clifton <nickc@redhat.com>
17758 * common.opt (ftree-loop-distribution): Add Optimization
17761 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
17762 (frv_expand_builtin_va_start): Likewise.
17764 * config/arm/arm.c (thumb_find_work_register): Fix location of
17765 argument register count.
17767 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17769 Support scheduling for ColdFire V1 and V3 microarchitecture.
17770 Improve scheduling of multiplication instructions.
17772 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
17773 (mac): New instruction attribute.
17774 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
17775 (m68k_sched_mac): New variable.
17776 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
17777 Handle cfv1 and cfv3.
17778 (max_insn_size): New static variable.
17779 (struct _sched_ib): New type.
17780 (sched_ib): New static variable.
17781 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
17782 to fields of 'struct _sched_ib sched_ib'. Update all uses.
17783 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
17785 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
17786 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
17787 new variables. Update.
17788 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
17789 Add modeling of cfv3 instruction buffer. Update.
17790 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
17791 * config/m68k/m68k.h (TUNE_CFV3): New macro.
17792 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
17793 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
17794 a particular reservation applies to.
17795 (type2): Reorganize attribute values. Rename alu to alu_reg,
17796 alu_l to alu, move_l to omove. Join move to alu. Split mul
17797 to mul_l and mul_w.
17798 (cf_ib_*): Simplify description of instruction buffer.
17799 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
17800 (cf_mem): Split into cf_mem1 and cf_mem2.
17801 (cf_v2_move_??): Rename to cfv12_alu_??.
17802 (cf_v2_move_l_??): Rename to cfv12_omove_??.
17803 (cf_v2_mul_??): Remove reservations.
17804 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
17805 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
17806 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
17808 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
17809 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
17810 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
17811 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
17812 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
17813 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
17814 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
17815 expansions of the above reservations for instructions of sizes
17818 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
17820 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
17822 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
17824 * coverage.c: Include tree-pass.h.
17825 (coverage_counter_alloc): Print da_file_name to the dump file.
17827 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
17829 * sbitmap.c (sbitmap_range_empty_p): New function.
17830 * sbitmap.h (sbitmap_range_empty_p): New function.
17831 * bitmap.h: Now includes obstack.h.
17833 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
17834 Kenneth Zadeck <zadeck@naturalbridge.com>
17836 * dbgcnt.def (ra_byte_scan): Added.
17837 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
17838 when the last hit happens for a counter.
17839 * timevar.def (TV_DF_BYTE_LR): New variable.
17840 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
17841 * passes.c (pass_fast_rtl_byte_dce): New pass.
17842 * fwprop.c (update_df): Added mode to call df_ref_create.
17843 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17844 DF_REF_EXTRACT_OFFSET.
17845 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
17846 DF_BYTE_LR_OUT, df_byte_lr): New macro.
17848 (df_ref_extract): Added mode field.
17849 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
17850 DF_REF_EXTRACT_OFFSET.
17851 (DF_REF_EXTRACT_MODE): New macro.
17852 (df_byte_lr_bb_info): New structure.
17853 (df_print_byte_regset, df_compute_accessed_bytes,
17854 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
17855 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
17856 df_byte_lr_simulate_uses,
17857 df_byte_lr_simulate_artificial_refs_at_top,
17858 df_byte_lr_simulate_artificial_refs_at_end,
17859 df_compute_accessed_bytes): New function.
17860 (df_ref_create): Add parameter.
17861 (df_byte_lr_get_bb_info): New inline function.
17862 * df-scan.c (df_ref_record, df_uses_record,
17863 df_ref_create_structure): Added mode parameter.
17864 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
17865 df_defs_record, df_uses_record, df_get_conditional_uses,
17866 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
17867 df_entry_block_defs_collect, df_exit_block_uses_collect):
17868 Added mode parameter to calls to df_ref_record, df_uses_record,
17869 df_ref_create_structure.
17870 (df_ref_equal_p, df_ref_compare): Added test for modes.
17871 (df_ref_create_structure): Added code to set mode. Renamed
17872 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
17873 DF_REF_EXTRACT_OFFSET.
17874 * df-core.c (df_print_byte_regset): New function.
17875 * df-byte-scan.c: New file.
17876 * df-problems.c (df_rd_transfer_function): Removed unnecessary
17877 calls to BITMAP_FREE.
17878 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
17879 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
17880 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
17881 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
17882 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
17883 df_byte_lr_local_compute, df_byte_lr_init,
17884 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
17885 df_byte_lr_transfer_function, df_byte_lr_free,
17886 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
17887 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
17888 df_byte_lr_simulate_uses,
17889 df_byte_lr_simulate_artificial_refs_at_top,
17890 df_byte_lr_simulate_artificial_refs_at_end): New function.
17891 * dce.c (byte_dce_process_block): New function.
17892 (dce_process_block): au is now passed in rather than computed
17893 locally. Changed loops that look at artificial defs to not look
17894 for conditional or partial ones, because there never are any.
17895 (fast_dce): Now is able to drive byte_dce_process_block or
17896 dce_process_block depending on the kind of dce being done.
17897 (rest_of_handle_fast_dce): Add parameter to fast_dce.
17898 (rest_of_handle_fast_byte_dce): New function.
17899 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
17900 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
17902 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
17905 * gcc.h: Added fortran options that take arguments to
17906 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
17909 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
17911 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
17912 scalarization if on the LHS and not a full access.
17914 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17916 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
17918 2008-04-18 Rafael Espindola <espindola@google.com>
17920 * tree-vrp.c (find_case_label_index): Fix the binary search.
17921 (find_case_label_range): New.
17922 (vrp_visit_switch_stmt): Use find_case_label_range.
17923 (simplify_switch_using_ranges): Use find_case_label_range.
17925 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
17927 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
17928 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
17930 2008-04-18 Tom Tromey <tromey@redhat.com>
17933 * doc/cpp.texi (Implementation-defined behavior): Mention
17936 2008-04-18 Ian Lance Taylor <iant@google.com>
17938 * fold-const.c (pointer_may_wrap_p): New static function.
17939 (fold_comparison): Add another test for pointer overflow. Use
17940 pointer_may_wrap_p to disable some false positives.
17942 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
17944 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
17945 (fname_as_string): Match updated cpp_interpret_string prototype.
17946 (fix_string_type): Support char16_t* and char32_t*.
17947 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
17948 derivative) nodes. Register as builtin if C++0x.
17949 (c_parse_error): Support CPP_CHAR{16,32}.
17950 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
17951 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
17952 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
17953 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
17954 CTI_CHAR32_ARRAY_TYPE>: New elements.
17955 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
17956 char32_type_node, signed_char32_type_node, char16_array_type_node,
17957 char32_array_type_node): New defines.
17958 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
17959 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
17960 (lex_string): Support CPP_STRING{16,32}, match updated
17961 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
17962 (lex_charconst): Support CPP_CHAR{16,32}.
17963 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
17964 and CPP_STRING{16,32}.
17966 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
17969 * aclocal.m4: Regenerate.
17970 * configure: Regenerate.
17972 2008-04-18 Jan Hubicka <jh@suse.cz>
17974 * except.c (dw2_size_of_call_site_table,
17975 sjlj_size_of_call_site_table): Use vector API for call_site_record.
17977 * cgraphbuild.c (build_cgraph_edges): Update.
17978 * tree-pass.h: Update comment.
17979 * final.c (leaf_function_p): Update.
17980 (leaf_renumber_regs): Update.
17981 (rest_of_clean_state): Update.
17982 * omp-low.c (expand_omp_parallel): Update.
17983 * ipa-reference.c (analyze_function): Update.
17984 * reorg.c (find_end_label): Update.
17985 (optimize_skip): Update.
17986 (fill_simple_delay_slots): Update.
17987 (fill_simple_delay_slots): Update.
17988 (make_return_insns): Update.
17989 (dbr_schedule): Update.
17990 * gimple-low.c (record_vars_into): Update.
17991 * cfgbuild.c (make_edges): Update.
17992 * function.c (assign_stack_local): Update.
17993 (assign_parm_adjust_stack_rtl): Update.
17994 (locate_and_pad_parm): Update.
17995 (allocate_struct_function): Do not initialize stack_alignment_needed
17996 and preferred_stack_boundary here.
17997 (stack_protect_prologue): Update.
17998 (stack_protect_epilogue): Update.
17999 (expand_function_start): Initialize stack_alignment_needed,
18000 preferred_stack_boundary and max_jumptable_ents.
18001 (expand_function_end): Update.
18002 (free_after_compilation): Do not NULLify epilogue_delay_list.
18003 * function.h (struct rtl_data): Add stack_protect_guard,
18004 stack_alignment_needed,
18005 preferred_stack_boundary, epilogue_delay_list.
18006 (struct function): Remove value_histograms, stack_alignment_needed,
18007 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
18009 unexpanded_var_list, stack_protect_guard.
18010 (current_function_epilogue_delay_list): Remove.
18011 * ipa-type-escape.c (analyze_function): Update.
18012 * gimplify.c (pop_gimplify_context): Update comment.
18013 * calls.c (expand_call): Update.
18014 (emit_library_call_value_1): Update.
18015 * except.c (set_nothrow_function_flags): Update.
18016 * cfgexpand.c (get_decl_align_unit): Update.
18017 (create_stack_guard): Update.
18018 (estimated_stack_frame_size): Update.
18019 (expand_used_vars): Update.
18020 (tree_expand_cfg): Free histogram earliers, init expansion variables.
18021 * explow.c (allocate_dynamic_stack_space): Update.
18022 * tree-ssa-live.c (remove_unused_locals): Update.
18023 * varasm.c (mark_constant_pool): Update.
18024 * tree-inline.c (remap_decls): Update.
18025 (initialize_cfun): Update.
18026 (declare_return_variable): Update.
18027 (inline_forbidden_p): Update.
18028 (expand_call_inline): Update.
18029 (declare_inline_vars): Update.
18030 (tree_function_versioning): Update.
18031 * tree-flow.h (value_histograms): New.
18032 (VALUE_HISTOGRAMS): New macro.
18033 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
18035 * tree-cfg.c (set_bb_for_stmt): Update.
18036 (replace_by_duplicate_decl): Update.
18037 (move_block_to_fn): Update.
18038 (new_label_mapper): Update.
18039 (dump_function_to_file): Update.
18040 * ipa-struct-reorg.c (build_data_structure): Update.
18041 * cfgrtl.c (print_rtl_with_bb): Update.
18042 * reload1.c (reload): Update.
18044 * config/i386/i386.c (setup_incoming_varargs_64,
18045 ix86_compute_frame_layout): Update.
18046 * config/arc/arc.c (arc_output_function_epilogue): Update.
18048 2008-04-18 Marius Strobl <marius@FreeBSD.org>
18050 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
18051 for FreeBSD as well.
18052 * gthr-posix95.h: Likewise.
18054 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
18056 PR rtl-optimization/35838
18057 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
18058 out the byte offset of the first subreg.
18060 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
18062 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
18063 to split_ti instead of three separate calls with single member arrays.
18064 (subti3 splitter): Ditto.
18065 (adddi3 splitter): Ditto with split_di.
18066 (subdi3 splitter): Ditto.
18067 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
18068 two separate calls with single member arrays. Swap match_dup
18069 operands 1 and 2 to better fit into the array.
18070 (negdi2 splitter): Ditto with split_di.
18071 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
18072 two separate calls with single member arrays. Swap match_dup operands
18073 6 and 7 to better fit into the array.
18075 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
18077 * config/i386/i386.c (sse_builtin_type): New.
18078 (bdesc_sse_args): Likewise.
18079 (bdesc_sse_3arg): Removed.
18080 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18081 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
18082 IX86_BUILTIN_ROUNDPS.
18083 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
18084 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
18085 IX86_BUILTIN_ROUNDPS.
18086 (ix86_expand_sse_4_operands_builtin): Removed.
18087 (ix86_expand_sse_operands_builtin): New.
18088 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
18089 and CODE_FOR_sse4_1_roundps.
18090 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
18091 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
18093 2008-04-17 Alan Modra <amodra@bigpond.net.au>
18096 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
18097 regs before frame pop when needed. If use_backchain_to_restore_sp
18098 then load backchain into a temp reg to restore vr and vrsave. Add
18099 code to restore vr after frame pop if possible.
18101 2008-04-17 Richard Guenther <rguenther@suse.de>
18103 * tree-vn.c (expressions_equal_p): Do not check type
18104 equality or compatibility before calling operand_equal_p.
18105 * fold-const.c (operand_equal_p): Check equivalence of
18106 integer constants before bailing out due to signedness or
18107 precision differences.
18108 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
18109 spurious differences in type qualification. Ignore types
18110 for COMPONENT_REFs at all.
18112 2008-04-17 Christian Bruel <christian.bruel@st.com>
18114 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
18115 msw_skip comparison.
18117 2008-04-16 Jakub Jelinek <jakub@redhat.com>
18120 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
18123 PR tree-optimization/35899
18124 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
18125 rather than TREE_OPERAND.
18127 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
18130 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
18131 temporary registers. Change operand predicate to general_operand.
18132 (remainderxf3): Ditto.
18134 2008-04-16 Richard Guenther <rguenther@suse.de>
18136 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
18137 * tree-affine.c (aff_combination_expand): Look through some
18140 2008-04-15 Doug Kwan <dougkwan@google.com>
18142 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
18144 * tree-pretty-print.c (dump_generic_node): Ditto.
18145 * final.c (output_addr_const): Ditto.
18146 * dwarf2out.c (output_cfi): Ditto.
18147 * c-pretty-print.c (pp_c_integer_constant): Ditto.
18148 * print-rtl.c (print_rtx): Ditto.
18149 * print-tree.c (print_node_brief, print_node): Ditto.
18150 * c-common.c (match_case_to_enum_1): Ditto.
18151 * sched-vis.c (print_value): Ditto.
18152 * config/i386/i386.c (print_operand): Cast to long unsigned int
18155 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
18156 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
18157 MS Windows VirtualProtect function.
18159 2008-04-15 Jan Hubicka <jh@suse.cz>
18161 * gengtype.c (write_root): Param_is argument is OK.
18162 * expr.c (expand_expr_real_1): Update call of get_exception_*.
18163 * function.h: Include varray.h
18164 (rtl_eh): New stucture based on except.c one.
18165 (call_site_record): New forward declaration and vector type.
18166 * calls.c (emit_call_1): Do not call
18167 note_current_region_may_contain_throw.
18168 * except.c (eh_status): Remove cur_region, try_region since they are
18170 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
18171 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
18172 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
18173 Remove call_site_data_used, call_site_data_size.
18174 Turn call_site_record into vector in function.h.
18175 (note_current_region_may_contain_throw): Remove.
18176 (get_exception_pointer, get_exception_filter): Do not take struct
18177 function argument; update.
18178 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
18179 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
18180 build_post_landing_pads, dw2_build_landing_pads,
18181 sjlj_assign_call_site_values, sjlj_mark_call_sites,
18182 sjlj_emit_function_enter, sjlj_emit_function_enter,
18183 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
18184 sjlj_build_landing_pads, finish_eh_generation,
18185 remove_exception_handler_label, remove_eh_handler,
18186 maybe_remove_eh_handler, add_reachable_handler,
18187 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
18188 add_action_record, collect_one_action_chain, add_call_site,
18189 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
18190 sjlj_output_call_site_table, output_function_exception_table,
18191 * except.h (note_current_region_may_contain_throw): Remove
18192 (get_exception_pointer, get_exception_filter): Do not take struct
18194 * Makefile.in (GTFILES): Put varargs before struct function.
18196 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18198 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
18199 punt for STRING_CST.
18200 (get_constraint_for): Deal with STRING_CST here instead.
18202 2008-04-15 Richard Guenther <rguenther@suse.de>
18204 * tree-ssa-propagate.c (substitute_and_fold): Substitute
18205 statements in a basic-block with a backward walk. Do not
18206 substitute into dead statements but instead remove those.
18208 2008-04-15 Richard Guenther <rguenther@suse.de>
18210 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
18211 to zero, thus disable creation of SFTs.
18213 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
18215 * tree-predcom.c (suitable_reference_p): Return false if the
18216 reference can throw.
18218 2008-04-15 Jakub Jelinek <jakub@redhat.com>
18221 * c-decl.c (finish_decl): If extern or static var has variable
18222 size, set TREE_TYPE (decl) to error_mark_node.
18224 2008-04-15 Rafael Espindola <espindola@google.com>
18226 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
18229 2008-04-15 Richard Guenther <rguenther@suse.de>
18231 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
18232 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
18233 (visit_reference_op_load): Do walk vuse-vdef chains on
18234 vn_reference_lookup.
18235 (visit_reference_op_store): But do not here.
18236 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
18237 vn_reference_lookup.
18238 (vn_lookup_with_vuses): But do so here.
18240 2008-04-14 Ian Lance Taylor <iant@google.com>
18242 * fold-const.c (fold_overflow_warning): Remove assertion.
18244 2008-04-15 Ben Elliston <bje@au.ibm.com>
18246 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
18247 temp1 local variables.
18249 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
18252 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
18253 ".text.unlikely" section as executable.
18255 2008-04-14 James E. Wilson <wilson@tuliptree.org>
18257 * config/ia64/ia64.c (rtx_needs_barrier): Handle
18258 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
18259 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
18260 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
18261 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
18262 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
18263 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
18265 2008-04-14 Ian Lance Taylor <iant@google.com>
18267 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
18268 * fold-const.c (fold_comparison): If appropriate, test
18269 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
18270 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
18271 reassociating a pointer type.
18272 * doc/invoke.texi (Optimize Options): Document that
18273 -fstrict-overflow applies to pointer wraparound.
18275 2008-04-13 Jan Hubicka <jh@suse.cz>
18277 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
18279 2008-04-12 Andrew Pinski <pinskia@gmail.com>
18281 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
18282 we are going to "save the world".
18284 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
18286 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
18287 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
18288 operand 0 constraint, not "=".
18290 2008-04-11 James E. Wilson <wilson@tuliptree.org>
18292 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
18294 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18296 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
18297 of size of positions_needed * CHAR_BIT.
18299 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
18301 PR middle-end/35897
18302 * dse.c (store_info): Change positions_needed to unsigned
18304 (lowpart_bitmask): New.
18305 (record_store): Cast to unsigned HOST_WIDE_INT for
18306 positions_needed. Assert width <= size of positions_needed *
18307 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
18308 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
18309 lowpart_bitmask to set mask.
18311 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
18313 * config/bfin/constraints.md: New file.
18314 * config/bfin/bfin.md: Include it.
18315 (adddi3): Use satisfies_constraint functions instead of the old macros.
18316 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
18317 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
18318 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
18319 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
18320 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
18321 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
18322 EXTRA_CONSTRAINT): Delete.
18323 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
18324 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
18326 * config/bfin/bfin.c: Include "tm-constrs.h".
18327 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
18328 Use satisfies_constraint functions instead of the old macros.
18329 * doc/md.texi (Blackfin Constraints): Update file name reference.
18331 2008-04-11 Richard Guenther <rguenther@suse.de>
18333 PR tree-optimization/35869
18334 * tree-vrp.c (execute_vrp): Move switch statement update after
18335 jump threading. Schedule another cfg cleanup run.
18337 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
18340 * attribs.c (decl_attributes): Return early on errorneous node.
18342 2008-04-10 Oleg Ryjkov <olegr@google.com>
18344 * tree.h (struct tree_base): Added a new flag default_def_flag.
18345 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
18347 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
18349 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
18351 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18354 * pa.md: Define mode iterator P. Define mode attribute dwc.
18355 (dcacheflush): Update pattern to use iterator P and attribute dwc.
18356 (icacheflush): Likewise.
18357 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
18358 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
18360 2008-04-11 Ben Elliston <bje@au.ibm.com>
18362 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
18364 2008-04-10 Rafael Espindola <espindola@google.com>
18366 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
18367 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
18368 (extract_range_from_expr): The same.
18370 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18372 * config/mips/mips.md (GPR2): New mode iterator.
18373 (seq): Add comment.
18374 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
18375 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
18376 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
18377 Rewrite these to take two modes, the mode of comparison and the
18378 mode of the destination.
18379 * config/mips/mips.c (mips_expand_scc): Instead of having
18380 paradoxical subreg as destination, expand "narrowing" scc if mode
18381 of comparison is SI and target is requested in DI mode.
18382 (mips_emit_int_order_test): Update comment. Make mode of
18383 comparison match CMP0 rather than TARGET. When creating inverse
18384 target use mode of TARGET.
18386 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
18388 * gcov-dump.c (tag_summary): Only print summaries for the first
18389 GCOV_COUNTERS_SUMMABLE counters.
18391 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
18393 * config/i386/i386.md (absneg): New code iterator.
18394 (absnegprefix): New code attribute.
18395 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
18396 patterns using absneg code iterator.
18397 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
18398 using absneg code iterator.
18399 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
18400 *neg<mode>2 patterns using absneg code iterator.
18401 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18402 *negextendsfdf2 patterns using absneg code iterator.
18403 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
18404 *negextendsfxf2 patterns using absneg code iterator.
18405 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
18406 *negextendsfdf2 patterns using absneg code iterator.
18407 * config/i386/sse.md (<code><mode>2): Macroize expander from
18408 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
18410 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
18412 * config/s390/s390.h: Remove the remains of the recent search
18413 & replace action of current_function_outgoing_args_size.
18415 2008-04-10 Ira Rosen <irar@il.ibm.com>
18417 PR tree-optimization/35821
18418 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
18419 NEW_STMT_LIST is not NULL.
18421 2008-04-09 David Edelsohn <edelsohn@gnu.org>
18424 * toplev.c (process_options): Remove -ffunction-sections debugging
18427 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
18429 PR middle-end/PR28690
18430 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
18431 than gen_rtx_fmt_ee to perform more canonicalizations.
18433 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18436 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
18438 2008-04-09 Richard Guenther <rguenther@suse.de>
18440 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
18441 (dump_function_to_file): Dump function arguments with types.
18443 2008-04-08 Richard Guenther <rguenther@suse.de>
18445 * fold-const.c (fold_widened_comparison): Do not allow
18446 sign-changes that change the result.
18448 2008-04-08 Janis Johnson <janis187@us.ibm.com>
18451 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
18452 kinds of indirect references.
18454 2008-04-08 David Edelsohn <edelsohn@gnu.org>
18456 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
18457 GNU Fortran language string.
18459 2008-04-08 Rafael Espindola <espindola@google.com>
18461 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
18462 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
18463 * tree.h (tree_call_nonnegative_warnv_p): New.
18465 2008-04-08 Jan Hubicka <jh@suse.cz>
18467 * function.c (free_after_compilation): Clear out regno_reg_rtx
18470 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
18473 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18475 PR middle-end/PR28690
18476 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
18477 same precedence as REG_POINTER and MEM_POINTER operands.
18479 2008-04-08 Richard Guenther <rguenther@suse.de>
18481 PR middle-end/35834
18482 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
18483 for adding index to base.
18485 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
18487 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
18488 (MINGW_ENABLE_EXECUTE_STACK): New.
18489 (IN_LIBGCC2): For libgcc include windows.h file for
18490 function declarations.
18492 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
18494 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
18495 and tem2 if tem1 is not a REG or MULT.
18497 2008-04-08 Jan Hubicka <jh@suse.cz>
18499 * function.h (incomming_args): Break out of struct function.
18500 (function_subsections): Break out of struct function.
18501 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
18502 return_rtx and hard_reg_initial_vals from struct function.
18503 Kill inl_max_label_num.
18504 (current_function_pops_args, current_function_args_info,
18505 current_function_args_size, current_function_args_size,
18506 current_function_pretend_args_size,
18507 current_function_outgoing_args_size,
18508 current_function_internal_arg_pointer, current_function_return_rtx):
18509 Kill compatibility accestor macros.
18510 * builtins.c (expand_builtin_apply_args_1): Update.
18511 (expand_builtin_next_arg): Update.
18512 * df-scan.c (df_get_call_refs): Update.
18513 * dbxout.c (dbxout_function_end): Update.
18514 * dwarf2out.c (dwarf2out_switch_text_section): Update.
18515 (output_line_info): Update.
18516 (secname_for_decl): Update.
18517 (dwarf2out_var_location): Update.
18518 * function.c (free_after_compilation): Update.
18519 (assign_parm_find_stack_rtl): Update.
18520 (assign_parms): Update.
18521 (expand_dummy_function_end): Update.
18522 (expand_function_end): Update.
18523 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
18524 (expand_call): Update.
18525 (emit_library_call_value_1): Update.
18526 (store_one_arg): Update.
18527 * varasm.c (initialize_cold_section_name): Update.
18528 (unlikely_text_section): Update.
18529 (unlikely_text_section_p): Update.
18530 (assemble_start_function): Update.
18531 (assemble_end_function): Update.
18532 (default_section_type_flags): Update.
18533 (switch_to_section): Update.
18534 * integrate.c (set_decl_abstract_flags): Update.
18535 (get_hard_reg_initial_val): Update.
18536 (has_hard_reg_initial_val): Update.
18537 (allocate_initial_values): Update.
18538 * resource.c (init_resource_info): Update.
18539 * config/alpha/alpha.c (NUM_ARGS): Update.
18540 (direct_return): Update.
18541 (alpha_va_start): Update.
18542 (alpha_sa_size): Update.
18543 (alpha_initial_elimination_offset): Update.
18544 (alpha_expand_prologue): Update.
18545 (alpha_start_function): Update.
18546 (alpha_expand_epilogue): Update.
18547 (unicosmk_initial_elimination_offset):
18548 * config/alpha/alpha.md (call expander): Update.
18549 * config/s390/s390.c (s390_register_info): Update.
18550 (s390_register_info): Update.
18551 (s390_frame_info): Update.
18552 (s390_initial_elimination_offset): Update.
18553 (s390_build_builtin_va_list): Update.
18554 (s390_va_start): Update.
18555 * config/spu/spu.c (direct_return): Update.
18556 (spu_expand_prologue): Update.
18557 (spu_initial_elimination_offset): Update.
18558 (spu_build_builtin_va_list): Update.
18559 (spu_va_start): Update.
18560 * config/sparc/sparc.c (sparc_init_modes): Update.
18561 (sparc_compute_frame_size): Update.
18562 (function_value): Update.
18563 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
18564 * config/i386/i386.md (return expander): Update.
18565 * config/i386/i386.c (ix86_va_start): Update.
18566 (ix86_can_use_return_insn_p): Update.
18567 (ix86_compute_frame_layout): Update.
18568 (ix86_expand_epilogue): Update.
18569 * config/sh/sh.c (output_stack_adjust): Update.
18570 (calc_live_regs): Update.
18571 (sh_expand_prologue): Update.
18572 (sh_builtin_saveregs): Update.
18573 (sh_va_start): Update.
18574 (initial_elimination_offset): Update.
18575 (sh_allocate_initial_value): Update.
18576 (sh_function_ok_for_sibcall): Update.
18577 (sh_get_pr_initial_val): Update.
18578 * config/sh/sh.md (return expander): Update.
18579 * config/avr/avr.c (frame_pointer_required_p): UPdate.
18580 * config/crx/crx.c (crx_compute_frame): UPdate.
18581 (crx_initial_elimination_offset): UPdate.
18582 * config/xtensa/xtensa.c (compute_frame_size): Update
18583 (xtensa_builtin_saveregs): Update.
18584 (xtensa_va_start): Update.
18585 (order_regs_for_local_alloc): Update.
18586 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
18587 (xstormy16_expand_builtin_va_start): Update.
18588 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
18589 * config/m68hc11/m68hc11.md (return expanders): Update.
18590 * config/m68hc11/m68hc11.c (expand_prologue): Update.
18591 (expand_epilogue): Update.
18592 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
18593 (cris_simple_epilogue): Update.
18594 (cris_expand_prologue): Update.
18595 (cris_expand_epilogue): Update.
18596 * config/iq2000/iq2000.c (iq2000_va_start): Update.
18597 (compute_frame_size): Update.
18598 * config/mt/mt.c (mt_compute_frame_size): Update.
18599 * config/mn10300/mn10300.c (expand_prologue): Update.
18600 (expand_epilogue): Update.
18601 (initial_offset): Update.
18602 (mn10300_builtin_saveregs):
18603 * config/mn10300/mn10300.md (return expander): Update.
18604 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
18605 (ia64_initial_elimination_offset): Update.
18606 (ia64_initial_elimination_offset): Update.
18607 (ia64_expand_prologue): Update.
18608 * config/m68k/m68k.md (return expander): Update.
18609 * config/rs6000/rs6000.c (rs6000_va_start): Update.
18610 (rs6000_stack_info): Update.
18611 * config/mcore/mcore.c (layout_mcore_frame): Update.
18612 (mcore_expand_prolog): Update.
18613 * config/arc/arc.c (arc_compute_frame_size): Update.
18614 * config/score/score3.c (score3_compute_frame_size): Update.
18615 * config/score/score7.c (score7_compute_frame_size): Update.
18616 * config/arm/arm.c (use_return_insn): Update.
18617 (thumb_find_work_register): Update.
18618 (arm_compute_save_reg_mask): Update.
18619 (arm_output_function_prologue): Update.
18620 (arm_output_epilogue): Update.
18621 (arm_size_return_regs): Update.
18622 (arm_get_frame_offsets): Update.
18623 (arm_expand_prologue): Update.
18624 (thumb_exit): Update.
18625 (thumb_unexpanded_epilogue): Update.
18626 (thumb1_output_function_prologue): Update.
18627 * config/pa/pa.md (return expander): Update.
18628 * config/pa/pa.c (compute_frame_size): Update.
18629 (hppa_builtin_saveregs): Update.
18630 * config/mips/mips.c (mips_va_start): Update.
18631 (mips16_build_function_stub): Update.
18632 (mips_compute_frame_info): Update.
18633 (mips_restore_gp): Update.
18634 (mips_output_function_prologue): Update.
18635 (mips_expand_prologue): Update.
18636 * config/v850/v850.c (compute_frame_size): Update.
18637 (expand_prologue): * config/mmix/mmix.c (along): update.
18638 (mmix_initial_elimination_offset): update.
18639 (mmix_reorg): update.
18640 (mmix_use_simple_return): update.
18641 (mmix_expand_prologue): update.
18642 (mmix_expand_epilogue): Update.
18643 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
18644 (emit_link_insn): Update.
18646 2008-04-08 Anatoly Sokolov <aesok@post.ru>
18648 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
18649 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
18651 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
18654 2008-04-07 Jan Hubicka <jh@suse.cz>
18656 * function.h (rtl): Rename to x_rtl.
18657 (crtl): New define.
18658 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
18659 frame_offset, stack_check_probe_note, arg_pointer_save_area,
18660 used_temp_slots avail_temp_slots, temp_slot_level,
18661 nonlocal_goto_handler_labels): Update accesstors.
18662 (rtl): New global variable.
18663 (struct function): Move some fileds to rtl_data.
18664 (get_arg_pointer_save_area): Update prototype.
18665 * builtins.c (expand_builtin_setjmp_receiver): Update call of
18666 get_arg_pointer_save_area.
18667 * expr.c (init_expr): Update
18668 * function.c (get_frame_size): Update
18669 (assign_stack_local): Update
18670 (expand_function_end): Update.
18671 (get_art_pointer_save_area): Update
18673 * emit-rtl.c (rtl): Declare.
18674 (regno_reg_rtx): Declare.
18675 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
18677 (gen_reg_rtx): Update.
18678 * varasm.c (n_deferred_constatns): Update accestor.
18679 (init_varasm_status): Do not allocate varasm_status.
18680 (force_const_mem, get_pool_size, output_constant_pool): Update.
18681 * stmt.c (force_label_rtx): Do not use x_ prefixes.
18682 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
18683 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
18684 * sparc/sparc.h (INIT_EXPANDERS): Update.
18685 * ia64/ia64.h (INIT_EXPANDERS): Update.
18687 2008-04-07 James E. Wilson <wilson@tuliptree.org>
18689 * reload.c (push_secondary_reload): Add missing break to for loop.
18691 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
18693 PR middle-end/PR28690
18694 * rtlanal.c: Update copyright years.
18695 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
18696 as REG_POINTER and MEM_POINTER operands.
18697 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
18698 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
18699 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
18700 * gcse.c: Update copyright years.
18701 (pre_delete): Call gen_reg_rtx_and_attrs.
18702 (hoist_code): Likewise.
18703 (build_store_vectors): Likewise.
18704 (delete_store): Likewise.
18705 * loop-invariant.c (move_invariant_reg): Likewise.
18706 Update copyright years.
18708 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
18710 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
18711 control string instead of quoted.
18713 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
18715 * doc/rtl.texi: Rewrite of subreg section.
18717 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
18720 * config/i386/i386.c (legitimize_pic_address): Add treating
18721 of dllimport SYM_REF's.
18722 (legitimize_dllimport_symbol): Add prototype.
18724 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18726 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
18727 reference in constructor with non self-referential type.
18729 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
18731 Removal of Return with Depressed Stack Pointer support
18732 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
18733 (ECF_SP_DEPRESSED): Likewise.
18734 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
18735 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
18736 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18737 (expand_call): Do not test ECF_SP_DEPRESSED.
18738 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18739 * function.c (keep_stack_depressed): Delete.
18740 (handle_epilogue_set): Likewise.
18741 (update_epilogue_consts): Likewise.
18742 (emit_equiv_load): Likewise.
18743 (thread_prologue_and_epilogue_insns): Remove support for Return with
18744 Depressed Stack Pointer.
18745 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
18747 2008-04-06 Richard Guenther <rguenther@suse.de>
18749 PR tree-optimization/35400
18750 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
18751 information from SSA_NAMEs.
18753 2008-04-06 Anatoly Sokolov <aesok@post.ru>
18755 * config/avr/avr.h (avr_mega_p): Remove declaration.
18756 (AVR_MEGA): Remove macro.
18757 * config/avr/avr.c (avr_mega_p): Remove variable.
18758 (avr_override_options): Remove inicializion of avr_mega_p.
18759 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18760 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
18761 (avr_jump_mode): (Ditto.).
18762 (avr_output_progmem_section_asm_op): (Ditto.).
18763 (avr_asm_init_sections): (Ditto.).
18764 (avr_asm_init_sections): (Ditto.).
18765 (avr_rtx_costs): (Ditto.).
18766 * config/avr/avr.md: (Ditto.).
18767 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
18770 2008-04-06 Richard Guenther <rguenther@suse.de>
18772 PR tree-optimization/35842
18773 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
18774 is_gimple_invariant_address.
18776 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
18778 * gcc.c (default_compilers): Sync Fortran extensions list with
18779 that in fortran/lang-specs.h.
18780 * doc/invoke.texi: Likewise.
18781 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
18782 * dwarf2out.c (gen_compile_unit_die): Likewise.
18784 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
18786 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
18788 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
18791 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
18792 attribute is used for nested functions.
18794 2008-04-05 Jan Hubicka <jh@suse.cz>
18796 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
18798 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
18800 (dump_files): Update.
18801 (enable_rtl_dump_file): Do not accept letter argument.
18802 * tree-pass.h (dump_file_info): Remove letter argument.
18803 * toplev.c (decode_d_option): Update -da handling.
18804 * toplev.h (enable_rtl_dump_file): Update prototype.
18805 * passes.c (register_one_dump_file): Do not accept IPA argument; work
18806 it out based on pass type.
18807 (register_dump_files_1): Likewise.
18808 (init_optimization_passes): Update register_one_dump_file calls.
18809 (execute_one_pass): Sanity check that IPA passes are called at IPA
18810 level and RTL passes at RTL level.
18811 (execute_pass_list): IPA pass can not be after or subpass of
18813 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
18814 disallov RTL subpasses of IPA subpasses.
18816 2008-04-05 Ben Elliston <bje@au.ibm.com>
18818 * tree-cfg.c (need_fake_edge_p): Return false for calls to
18819 builtins that return exactly once and do not throw. Cache call to
18822 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
18824 PR rtl-optimization/34916
18825 PR middle-end/35519
18826 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
18827 between instruction pairs.
18829 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
18831 * doc/invoke.texi: Document -mbitops for SH.
18832 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
18833 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
18834 * config/sh/sh.c (print_operand): Add %t operand code.
18835 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
18836 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
18837 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
18838 (extendqihi2): Likewise.
18839 (movqi_i): Likewise.
18840 (insv): Use bset, bclr and bst instructions for SH2A if possible.
18841 (extv): Use bld instruction for SH2A if possible.
18843 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
18844 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
18845 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
18846 (bset.b, bclr.b): Define peepholes.
18847 * config/sh/sh.opt (mbitops): New option.
18849 2008-04-04 Janis Johnson <janis187@us.ibm.com>
18852 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
18853 and view convert expression.
18855 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18858 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
18860 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
18862 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
18864 * config/i386/cpuid.h (bit_AES): New.
18865 (bit_PCLMUL): Likewise.
18867 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
18868 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
18869 SSE2 if AES or PCLMUL is enabled.
18870 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
18871 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18872 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
18873 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
18874 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
18875 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
18876 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
18877 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
18878 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
18879 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
18880 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
18881 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
18882 __builtin_ia32_aeskeygenassist128 and
18883 __builtin_ia32_pclmulqdq128.
18884 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
18885 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
18886 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
18888 * config/i386/i386.h (TARGET_AES): New.
18889 (TARGET_PCLMUL): Likewise.
18890 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
18892 * config/i386/i386.md (UNSPEC_AESENC): New.
18893 (UNSPEC_AESENCLAST): Likewise.
18894 (UNSPEC_AESDEC): Likewise.
18895 (UNSPEC_AESDECLAST): Likewise.
18896 (UNSPEC_AESIMC): Likewise.
18897 (UNSPEC_AESKEYGENASSIST): Likewise.
18898 (UNSPEC_PCLMUL): Likewise.
18900 * config/i386/i386.opt (maes): New.
18901 (mpclmul): Likewise.
18903 * config/i386/sse.md (aesenc): New pattern.
18904 (aesenclast): Likewise.
18905 (aesdec): Likewise.
18906 (aesdeclast): Likewise.
18907 (aesimc): Likewise.
18908 (aeskeygenassist): Likewise.
18909 (pclmulqdq): Likewise.
18911 * config/i386/wmmintrin.h: New.
18913 * doc/extend.texi: Document AES and PCLMUL built-in function.
18915 * doc/invoke.texi: Document -maes and -mpclmul.
18917 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
18919 * function.c (free_after_parsing): Replace with
18920 cxx_push_function_context from C++ front-end.
18921 (allocate_struct_function): Don't call langhook.
18922 * langhooks.h (struct lang_hooks_for_functions): Delete.
18923 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
18925 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
18926 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
18927 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
18928 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
18929 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
18930 remove LANG_HOOKS_FUNCTION_INITIALIZER.
18931 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
18933 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
18934 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
18936 2008-04-04 Jakub Jelinek <jakub@redhat.com>
18939 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
18942 2008-04-04 Richard Guenther <rguenther@suse.de>
18944 PR middle-end/35823
18945 * fold-const.c (optimize_minmax_comparison): Use the correct
18946 type for the constant in the simplified comparison.
18948 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
18950 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
18951 Pass L2 size as "--param l2-cache-size" to the compiler.
18952 (decode_l2_cache): New function to decode L2 cache parameters using
18953 0x8000006 extended cpuid function.
18954 (detect_caches_amd): Determine parameters of L2 cache using
18955 decode_l2_caches function.
18956 (decode_caches_intel): Decode L2 cache parameters.
18957 (detect_caches_intel): Determine L2 cache parameters using
18958 decode_caches_intel and decode_l2_caches functions.
18960 2008-04-03 Bob Wilson <bob.wilson@acm.org>
18962 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
18963 secondary input reload for subword loads from the constant pool.
18965 2008-04-03 Janis Johnson <janis187@us.ibm.com>
18968 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
18969 constants of the appropriate size for runtime calculations.
18972 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
18973 decimal-float literal constant zero.
18975 2008-04-03 Jakub Jelinek <jakub@redhat.com>
18978 * c-parser.c (c_parser_omp_atomic): Call
18979 default_function_array_conversion on the RHS.
18981 PR middle-end/35818
18982 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
18983 call is_variable_sized if decl has incomplete type.
18985 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
18987 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
18989 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
18991 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
18993 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
18994 (sgt<u>): Merge sgt and sgtu into new expander.
18995 (sgt, sgtu): Remove expanders.
18996 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
18997 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
18998 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
18999 *sgtu_<mode>_mips16 into new pattern.
19000 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
19001 (sge<u>): Merge sge and sgeu into new expander.
19002 (sge, sgeu): Remove expanders.
19003 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
19005 (*sge_<mode>, second *sge_<mode>): Remove patterns.
19006 (slt<u>): Merge slt and sltu into new expander.
19007 (slt, sltu): Remove expanders.
19008 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
19009 (*slt_<mode>, *sltu_<mode>): Remove patterns.
19010 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
19011 *sltu_<mode>_mips16 into new pattern.
19012 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
19013 (sle<u>): Merge sle and sleu into new expander.
19014 (sle, sleu): Remove expanders.
19015 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
19016 (*sle_<mode>, *sleu_<mode>): Remove patterns.
19017 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
19018 *sleu_<mode>_mips16 into new pattern.
19019 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
19021 2008-04-03 Jan Hubicka <jh@suse.cz>
19023 PR tree-optimization/35795
19024 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
19025 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
19026 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
19027 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
19028 * score/score3.c (score3_output_mi_thunk): Likewise.
19029 * score/score7.c (score7_output_mi_thunk): Likewise.
19030 * mips/mips.c (mips_output_mi_thunk): Likewise.
19032 2008-04-03 Richard Guenther <rguenther@suse.de>
19034 * tree-vrp.c (extract_range_from_unary_expr): Handle all
19035 conversions. Simplify code.
19037 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
19039 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
19041 2008-04-03 Tom Tromey <tromey@redhat.com>
19042 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19044 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
19045 * config/bfin/t-bfin-linux (generated_files): Add
19046 linux-sysroot-suffix.h.
19047 * doc/install.texi (Prerequisites): Require make 3.80.
19048 * doc/sourcebuild.texi (Front End Directory): Document new
19050 * Makefile.in (generated_files): New variable.
19051 (ALL_HOST_OBJS): New variable.
19052 ($(ALL_HOST_OBJS)): New target.
19054 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19056 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
19057 (remap_block): Call id->transform_lang_insert_block instead
19059 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
19060 Set id.transform_lang_insert_block to NULL.
19061 (clone_body): Move to cp/optimize.c
19062 * tree-inline.h (struct copy_body_data): Change
19063 transform_lang_insert_block to function pointer.
19064 (copy_generic_body, copy_decl_no_change): Export.
19065 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
19066 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
19067 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
19069 * c-tree.h (insert_block): Kill.
19070 * c-decl.c (insert_block): Kill.
19072 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
19074 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19075 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19076 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
19078 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
19079 argument, call {push,pop}_function_context from here.
19080 * c-parser.c: Use c_{push,pop}_function_context.
19082 * function.c (push_function_context_to): Move meat ...
19083 (push_function_context): ... here. Simplify.
19084 * function.c (pop_function_context_from): Move meat ...
19085 (pop_function_context): ... here. Simplify.
19086 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
19088 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
19089 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
19090 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
19091 * tree.h (push_function_context_to, pop_function_context_from): Remove.
19093 2008-04-03 Ben Elliston <bje@au.ibm.com>
19095 * expmed.c (extract_force_align_mem_bit_field): Remove.
19097 2008-04-03 Richard Guenther <rguenther@suse.de>
19099 PR middle-end/35800
19100 * expr.h (try_casesi): Adjust prototype.
19101 * expr.c (try_casesi): Take fallback label as extra parameter.
19102 Use that for gen_casesi if default_label is NULL.
19103 * stmt.c (expand_case): Pass fallback label to try_casesi,
19104 make sure to fill gaps with a fallback label if default_label
19107 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
19110 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
19112 2008-04-03 Ben Elliston <bje@au.ibm.com>
19114 * expmed.c (extract_split_bit_field): Remove if (0) code.
19115 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
19116 (do_ds_constraint): Likewise.
19118 2008-04-02 Joseph Myers <joseph@codesourcery.com>
19120 * doc/cppopts.texi (-dU): Document.
19121 * c-common.h (flag_dump_macros): Update comment.
19122 * c-opts.c (handle_OPT_d): Handle -dU.
19123 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
19124 dump_queued_macros, cb_used_define, cb_used_undef): New.
19125 (init_pp_output): Handle -dU.
19126 (cb_line_change): Call dump_queued_macros.
19127 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
19129 2008-04-02 Anatoly Sokolov <aesok@post.ru>
19131 * config/avr/predicates.md (io_address_operand): New predicate.
19132 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
19133 * config/avr/avr.c (avr_io_address_p): Remove function.
19134 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
19135 'avr_io_address_p' function.
19136 (out_movhi_r_mr): (Ditto.).
19137 (out_movqi_mr_r): (Ditto.).
19138 (out_movhi_mr_r): (Ditto.).
19139 (avr_address_cost): (Ditto.).
19141 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
19143 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
19144 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
19145 in 32bit mode when XMM registers are available to avoid store
19147 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
19148 corresponding post-reload splitters.
19150 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19152 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
19153 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
19154 __builtin_ia32_roundss.
19155 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
19156 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
19157 __builtin_ia32_roundss.
19158 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
19159 IX86_BUILTIN_SHUFPD here.
19161 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
19163 * config/i386/i386.md (plogic): New.
19164 (plogicprefix): Likewise.
19166 * config/i386/mmx.md (mmx_<code><mode>3): New.
19167 (mmx_and<mode>3): Removed.
19168 (mmx_ior<mode>3): Likewise.
19169 (mmx_xor<mode>3): Likewise.
19171 * config/i386/sse.md (<code><mode>3): New.
19172 (*<code><mode>3): Likewise.
19173 (*<code><mode>3): Likewise.
19174 (<code><mode>3): Likewise.
19175 (*sse_<code><mode>3): Likewise.
19176 (*sse2_<code><mode>3): Likewise.
19177 (<code>tf3): Likewise.
19178 (*<code>tf3): Likewise.
19179 (and<mode>3): Likewise.
19180 (*and<mode>3): Likewise.
19181 (ior<mode>3): Removed.
19182 (*ior<mode>3): Likewise.
19183 (xor<mode>3): Likewise.
19184 (*xor<mode>3): Likewise.
19185 (*and<mode>3): Likewise.
19186 (*ior<mode>3): Likewise.
19187 (*xor<mode>3): Likewise.
19188 (and<mode>3): Likewise.
19189 (*sse_and<mode>3): Likewise.
19190 (*sse2_and<mode>3): Likewise.
19191 (andtf3): Likewise.
19192 (*andtf3): Likewise.
19193 (ior<mode>3): Likewise.
19194 (*sse_ior<mode>3): Likewise.
19195 (*sse2_ior<mode>3): Likewise.
19196 (iortf3): Likewise.
19197 (*iortf3): Likewise.
19198 (xor<mode>3): Likewise.
19199 (*sse_xor<mode>3): Likewise.
19200 (*sse2_xor<mode>3): Likewise.
19201 (xortf3): Likewise.
19202 (*xortf3): Likewise.
19204 2008-04-02 Richard Guenther <rguenther@suse.de>
19206 PR tree-optimization/14495
19207 PR tree-optimization/34793
19208 * tree-vrp.c (struct switch_update): New structure.
19209 (to_remove_edges, to_update_switch_stmts): New VECs.
19210 (simplify_switch_using_ranges): New function. Remove not taken
19211 case labels and edges.
19212 (simplify_stmt_using_ranges): Call it.
19213 (identify_jump_threads): Mark edges we have queued for removal
19214 so we don't thread them.
19215 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
19217 * tree-cfg.c (group_case_labels): Deal with missing default label.
19218 (tree_verify_flow_info): Allow missing default label.
19219 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
19220 (emit_case_nodes): Likewise.
19221 (expand_case): Do not rely on the default label to be present.
19222 * expr.c (try_casesi): Deal with NULL default_label.
19223 (do_tablejump): Likewise.
19225 2008-04-02 Richard Guenther <rguenther@suse.de>
19227 PR tree-optimization/14495
19228 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
19229 SWITCH_EXPR here ...
19230 (vrp_visit_switch_stmt): ... but here (new function).
19231 (find_case_label_index): New helper function.
19232 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
19234 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19236 * fwprop.c: Fix ISO-C99ism.
19238 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19241 * Makefile.in (objdir): Set it here.
19242 * configure.ac: Not here. Find dynamic linker characteristics.
19243 * exec-tool.in: Use them.
19244 * aclocal.m4: Regenerate.
19245 * configure: Regenerate.
19247 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19249 * expr.c (expand_var): Delete it.
19250 * expr.h (expand_var): Delete prototype.
19251 * function.c (expand_function_start): Use expand_decl instead.
19252 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
19255 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
19257 PR rtl-optimization/35542
19258 * fwprop.c (forward_propagate_and_simplify): Replace
19259 loc_reg_mentioned_in_p with reg_mentioned_p.
19261 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
19263 PR rtl-optimization/35281
19264 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
19265 (propagate_rtx_1): Handle PR_HANDLE_MEM.
19266 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
19267 (varying_mem_p): Move above propagate_rtx.
19268 (all_uses_available_at): Do not check MEMs.
19270 2008-04-02 Rafael Espindola <espindola@google.com>
19272 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
19273 (register_edge_assert_for_2): Split the cond argument.
19274 (register_edge_assert_for_1): Adjust for the change in
19275 register_edge_assert_for_2.
19276 (register_edge_assert_for): Split the cond argument.
19277 (find_switch_asserts): Adjust for the change in
19278 register_edge_assert_for.
19280 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
19282 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
19283 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
19284 offsets for 64-bit mingw.
19285 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
19286 abi for x86_64-pc-mingw.
19288 2008-04-02 Richard Guenther <rguenther@suse.de>
19290 * tree-vrp.c (extract_range_from_assert): Make sure to not
19291 produce range min/max with TREE_OVERFOW set.
19292 If merging a anti-range and a range keep the anti-range if
19293 the range covers all values of the type.
19294 (register_edge_assert_for_2): Only allow sign-changing
19295 conversions in detecting canonical range checks. Also
19296 register an assert for the unsigned name if useful.
19298 PR tree-optimization/35787
19299 * tree-vrp.c (vrp_val_max): New function.
19300 (vrp_val_min): Likewise.
19301 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
19302 (vrp_val_is_min): Likewise.
19303 (supports_overflow_infinity): Use vrp_val_{min,max}.
19304 (negative_overflow_infinity): Likewise.
19305 (positive_overflow_infinity): Likewise.
19306 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
19307 (is_positive_overflow_infinity): Likewise.
19308 (is_overflow_infinity): Likewise.
19309 (avoid_overflow_infinity): Use vrp_val_{min,max} and
19310 vrp_val_is_{min,max}.
19311 (set_and_canonicalize_value_range): Canonicalize anti-ranges
19312 to ranges if possible. Avoid empty ranges.
19314 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19316 PR middle-end/35705
19317 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
19318 the expression is a function address.
19320 2008-04-01 George Helffrich <george@gcc.gnu.org>
19322 PR fortran/35154, fortran/23057
19323 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
19324 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
19325 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
19326 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
19328 (dbxout_syms): Check for COMMON-based symbol and wrap in
19329 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
19330 in bracket for efficiency.
19332 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
19333 using DW_TAG_common_block + member offset.
19334 (add_pubname_string): New function.
19335 (dw_expand_expr): New function to find block name and offset for
19337 (common_check): New function to check whether symbol in Fortran COMMON.
19338 (gen_variable_die): If COMMON, use DW_TAG_common_block.
19340 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
19343 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
19345 2008-04-02 Ben Elliston <bje@au.ibm.com>
19347 * config/v850/v850.md (casesi): Remove if (0) code.
19348 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
19349 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
19351 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
19353 * config/i386/i386.md (rex64suffix): New mode attribute.
19354 (floathi<mode>2): Disable expander for SSE math.
19355 (*floathi<mode>2_1): New insn insn_and_split pattern.
19356 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
19357 corresponding post-reload splitters.
19358 (*floathi<mode>2_i387): New macroized insn pattern.
19359 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
19360 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
19361 insn_and_split pattern.
19362 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
19363 New macroized instruction patterns and corresponding post-reload
19365 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
19366 and corresponding post-reload splitters.
19367 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
19368 New macroized instruction patterns.
19369 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
19370 macroized instruction patterns and corresponding post-reload splitters.
19371 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
19372 corresponding post-reload splitters.
19373 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
19374 New macroized instruction patterns.
19375 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
19376 corresponding post-reload splitters.
19377 (*floatsi<mode>2_i387): New macroized instruction patterns.
19379 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
19381 * config/i386/i386.md (smaxmin): New.
19382 (umaxmin): Likewise.
19383 (maxminiprefix): Likewise.
19384 (maxminfprefix): Likewise.
19385 (<code><mode>3): Likewise.
19386 (smin<mode>3): Removed.
19387 (smax<mode>3): Likewise.
19389 * config/i386/mmx.md (mmx_<code>v2sf3): New.
19390 (mmx_<code>v4hi3): Likewise.
19391 (mmx_<code>v8qi3): Likewise.
19392 (mmx_smaxv2sf3): Removed.
19393 (mmx_sminv2sf3): Likewise.
19394 (mmx_umaxv8qi3): Likewise.
19395 (mmx_smaxv4hi3): Likewise.
19396 (mmx_uminv8qi3): Likewise.
19397 (mmx_sminv4hi3): Likewise.
19399 * config/i386/sse.md (<addsub><mode>3): New.
19400 (*<addsub><mode>3): Likewise.
19401 (<sse>_vm<addsub><mode>3): Likewise.
19402 (<maxmin><mode>3): Likewise.
19403 (*<maxmin><mode>3_finite): Likewise.
19404 (*<maxmin><mode>3): Likewise.
19405 (<sse>_vm<maxmin><mode>3): Likewise.
19406 (sse3_h<addsub>v4sf3): Likewise.
19407 (sse3_h<addsub>v2df3): Likewise.
19408 (<maxmin>v16qi3): Likewise.
19409 (*<maxmin>v16qi3): Likewise.
19410 (<maxmin>v8hi3): Likewise.
19411 (*<maxmin>v8hi3): Likewise.
19412 (*sse4_1_<maxmin><mode>3): Likewise.
19413 (*sse4_1_<maxmin><mode>3): Likewise.
19414 (add<mode>3): Removed.
19415 (*add<mode>3): Likewise.
19416 (<sse>_vmadd<mode>3): Likewise.
19417 (sub<mode>3): Likewise.
19418 (*sub<mode>3): Likewise.
19419 (<sse>_vmsub<mode>3): Likewise.
19420 (smin<mode>3): Likewise.
19421 (*smin<mode>3_finite): Likewise.
19422 (*smin<mode>3): Likewise.
19423 (<sse>_vmsmin<mode>3): Likewise.
19424 (smax<mode>3): Likewise.
19425 (*smax<mode>3_finite): Likewise.
19426 (*smax<mode>3): Likewise.
19427 (<sse>_vmsmax<mode>3): Likewise.
19428 (sse3_haddv4sf3): Likewise.
19429 (sse3_haddv2df3): Likewise.
19430 (sse3_hsubv4sf3): Likewise.
19431 (sse3_hsubv2df3): Likewise.
19432 (umaxv16qi3): Likewise.
19433 (*umaxv16qi3): Likewise.
19434 (smaxv8hi3): Likewise.
19435 (*smaxv8hi3): Likewise.
19436 (*sse4_1_smax<mode>3): Likewise.
19437 (*sse4_1_umax<mode>3): Likewise.
19438 (uminv16qi3): Likewise.
19439 (*uminv16qi3): Likewise.
19440 (sminv8hi3): Likewise.
19441 (*sminv8hi3): Likewise.
19442 (*sse4_1_smin<mode>3): Likewise.
19443 (*sse4_1_umin<mode>3): Likewise.
19445 2008-04-01 Rafael Espindola <espindola@google.com>
19447 * tree-cfg.c (verify_expr): remove in_phi.
19448 (verify_stmt): Don't call walk_tree with verify_expr. Use
19449 is_gimple_min_invariant instead of is_gimple_val.
19451 2008-04-01 Joseph Myers <joseph@codesourcery.com>
19453 * doc/include/gpl_v3.texi: Update for manpage generation.
19454 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
19456 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
19457 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
19458 gpl_v3.texi instead of gpl.texi.
19461 2008-04-01 Jakub Jelinek <jakub@redhat.com>
19464 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
19466 2008-04-01 Rafael Espindola <espindola@google.com>
19468 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
19469 (extract_code_and_val_from_cond): Use
19470 extract_code_and_val_from_cond_with_ops.
19472 2008-04-01 Jan Hubicka <jh@suse.cz>
19474 * function.c (free_after_compilation): Free epilogue_delay_list.
19475 (prepare_function_start): Assert that previous compilation was freed.
19477 2008-04-01 Jan Hubicka <jh@suse.cz>
19478 Jim Wilson <wilson@tuliptree.org>
19479 Andreas Tobler <andreast@gcc.gnu.org>
19481 PR middle-end/35781
19482 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
19483 rtl.emit instead cfun->emit.
19484 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
19485 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
19487 2008-04-01 Ben Elliston <bje@au.ibm.com>
19489 * doc/c-tree.texi (Function Basics): Fix grammatical error.
19491 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
19493 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
19495 (fprofile-use): Add var flag_profile_use
19496 * coverage.c (coverage_begin_output): Do not open a gcno file for
19497 output only if -ftest-coverage is set.
19498 Do not add getpwd() to gcda file path.
19499 (build_gcov_info): Check the new flag
19500 flag_profile_datafile_relative_path.
19501 (coverage_init): Use profile_data_prefix.
19502 Read profile counter only if flag_profile_use is set.
19503 * opts.c (common_handle_option): New option fprofile-use=,
19504 fprofile-dir=, fprofile-generate=.
19505 * toplev.c (profile_data_prefix): New variable definition.
19506 * toplev.h (profile_data_prefix): New declaration.
19507 * doc/invoke.tex (Option Summary, Optimization Options):
19510 2008-03-31 James E. Wilson <wilson@tuliptree.org>
19512 * varasm.c (output_constant_pool_1): In LABEL_REF check,
19513 use tmp consistently.
19516 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
19517 * config/ia64/ia64.c (rtx_needs_barrier): Handle
19518 UNSPEC_FR_RECIP_APPROX_RES.
19519 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
19521 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
19524 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
19526 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
19528 PR middle-end/30186
19529 * fold-const.c (fold_indirect_ref_1): Support accessing non first
19530 element of the vector via a pointer.
19532 2008-03-31 Ian Lance Taylor <iant@google.com>
19534 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
19536 2008-03-31 Jan Hubicka <jh@suse.cz>
19538 * builtins.c (expand_builtin_setjmp_receiver): Update call of
19539 get_arg_pointer_save_area.
19540 * expr.c (init_expr): Just clear out rtl.expr.
19541 * function.c (free_after_compilation): Clear out whole RTL structure.
19542 (get_func_frame_size): Merge into ...
19543 (get_frame_size): ... this one.
19544 (assign_stack_local_1): Merge into ...
19545 (assign_stack_local): ... this one.
19546 (expand_function_end): Update call of get_arg_pointer_save_area.
19547 (get_art_pointer_save_area): Remove cfun argument.
19548 * function.h (emit_status): regno_pointer_align does not need length
19549 attribute. Move x_regno_reg_rtx to ...
19550 (regno_reg_rtx): ... new global array.
19551 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
19552 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
19553 apply_args_value, forced_labels, stack_pointer_delta):
19555 (struct varasm_status): Move here from varasm.c
19556 (struct rtl_data): New. Move here some fields from struct function.
19557 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
19558 frame_offset, stack_check_probe_note, arg_pointer_save_area,
19559 used_temp_slots avail_temp_slots, temp_slot_level,
19560 nonlocal_goto_handler_labels): Update accesstors.
19561 (rtl): New global variable.
19562 (struct function): Move some fileds to rtl_data.
19563 (get_arg_pointer_save_area): Update prototype.
19564 * emit-rtl.c (rtl): Declare.
19565 (regno_reg_rtx): Declare.
19566 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
19568 (gen_reg_rtx): Update.
19569 (init_virtual_regs): Do not tate emit_status argument.
19570 (init_emit): Do not allocate emit.
19571 * varasm.c (varasm_statuc): Move to function.h.
19572 (n_deferred_constatns): Update accestor.
19573 (init_varasm_status): Do not allocate varasm_status.
19574 (force_const_mem, get_pool_size, output_constant_pool): Update.
19575 * stmt.c (force_label_rtx): Do not use x_ prefixes.
19576 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
19578 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
19580 PR rtl-optimization/35729
19581 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
19584 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
19587 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
19588 load/store if memory is unaligned.
19589 (*movti_rex64): Likewise.
19591 * config/i386/predicates.md (misaligned_operand): New.
19593 2008-03-31 Andrew Pinski <pinskia@gmail.com>
19596 * tree-ssa-phiopt.c (conditional_replacement): Return early for
19599 2008-03-31 Jan Beulich <jbeulich@novell.com>
19601 * config/ia64/constraints.md: Add 'j' constraint.
19602 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
19603 (movdi_internal): Likewise.
19605 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
19608 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
19610 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
19613 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
19614 proper error message for the third argument on blendpd and
19617 * config/i386/sse.md (blendbits): New.
19618 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
19620 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
19622 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
19624 2008-03-30 Richard Guenther <rguenther@suse.de>
19626 PR middle-end/31023
19627 * fold-const.c (fold_sign_changed_comparison): Do leave
19628 conversions to base-types alone.
19630 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
19632 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
19633 the link register if one altivec register is be saved.
19635 2008-03-30 Ben Elliston <bje@au.ibm.com>
19637 * final.c (final_scan_insn): Remove if (0) code.
19639 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
19641 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
19643 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
19645 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
19646 of V4SFmode to ix86_binary_operator_ok.
19648 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
19650 * config/i386/i386.c (override_options): Initialize
19651 ix86_veclib_handler to ix86_veclibabi_svml when
19652 -mveclibabi=svml is used.
19653 (ix86_veclibabi_svml): New function for SVML ABI style
19654 vectorization support.
19655 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
19657 2008-03-28 Rafael Espindola <espindola@google.com>
19659 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
19660 (tree_binary_nonnegative_warnv_p): Make it public.
19661 (tree_single_nonnegative_warnv_p): Make it public.
19662 (tree_invalid_nonnegative_warnv_p): Make it public.
19663 (tree_unary_nonzero_warnv_p): Make it public.
19664 (tree_binary_nonzero_warnv_p): Make it public
19665 (tree_single_nonzero_warnv_p): Make it public.
19666 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
19667 (extract_range_from_binary_expr): Split the expr argument.
19668 (extract_range_from_unary_expr): Split the expr argument.
19669 (extract_range_from_comparison): Split the expr argument.
19670 (extract_range_from_expr): Use the new aux functions.
19671 (vrp_evaluate_conditional_warnv): Use
19672 vrp_evaluate_conditional_warnv_with_ops.
19673 * tree.h (tree_unary_nonzero_warnv_p): Declare.
19674 (tree_binary_nonzero_warnv_p): Declare.
19675 (tree_single_nonzero_warnv_p): Declare.
19676 (tree_expr_nonzero_warnv_p): Declare.
19677 (tree_unary_nonnegative_warnv_p): Declare.
19678 (tree_binary_nonnegative_warnv_p): Declare.
19679 (tree_single_nonnegative_warnv_p): Declare.
19680 (tree_invalid_nonnegative_warnv_p): Declare.
19682 2008-03-28 Richard Guenther <rguenther@suse.de>
19684 PR tree-optimization/30317
19685 PR tree-optimization/30911
19686 PR tree-optimization/34793
19687 * tree-vrp.c (set_and_canonicalize_value_range): New function.
19688 (struct assert_locus_d): New member EXPR.
19689 (register_new_assert_for): Add EXPR parameter to support
19690 ASSERT_EXPR <name, expr OP limit>.
19691 (register_edge_assert_for_1): Adjust callers.
19692 (find_assert_locations): Likewise.
19693 (process_assert_insertions_for): Build condition from expression.
19694 (extract_range_from_assert): Handle ASSERT_EXPRs
19695 of the form ASSERT_EXPR <name, expr OP limit>.
19696 (register_edge_assert_for_2): New helper registering
19697 asserts for comparisons. Recognize range tests of the form
19698 (unsigned)i - CST1 OP CST2.
19699 (register_edge_assert_for_1): Use it.
19700 (register_edge_assert_for): Likewise.
19701 (needs_overflow_infinity): Integer sub-types
19702 do not need overflow infinities.
19703 (vrp_val_is_max): The extreme values of integer sub-types
19704 are those of the base type.
19705 (vrp_val_is_min): Likewise.
19706 * tree.def (ASSERT_EXPR): Document extra allowed conditional
19709 2008-03-28 Nick Clifton <nickc@redhat.com>
19712 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
19713 Return GENERAL_REGS for stack adjustment reloads.
19715 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
19718 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
19719 const_vector when all the vectors are constant.
19721 2008-03-27 Bob Wilson <bob.wilson@acm.org>
19723 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
19725 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
19726 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
19728 (s<code>_sf): Use new scc_sf attribute for opcode names.
19730 2008-03-27 Tom Tromey <tromey@redhat.com>
19732 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
19733 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
19734 config/spu/t-spu-elf, config/i386/t-interix,
19735 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
19736 config/i386/x-darwin, config/i386/x-mingw32,
19737 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
19738 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
19739 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
19740 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
19741 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
19742 config/rs6000/x-darwin, config/rs6000/t-rs6000,
19743 config/score/t-score-elf, config/arm/t-strongarm-pe,
19744 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
19745 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
19746 Revert automatic dependency patch.
19748 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
19751 * config/i386/i386.c (ix86_function_arg_boundary): Align
19752 decimal floating point to its natural boundary.
19754 2008-03-27 Richard Guenther <rguenther@suse.de>
19756 PR middle-end/35716
19757 * fold-const.c (fold_comparison): Restrict distinct decl
19758 comparison folding to VAR_DECLs and PARM_DECLs. Do not
19759 solely rely on operand_equal_p.
19761 2008-03-27 Richard Guenther <rguenther@suse.de>
19764 * c-common.c (handle_weak_attribute): Reject combination of
19767 2008-03-27 Richard Guenther <rguenther@suse.de>
19769 PR tree-optimization/32810
19770 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
19771 conversions from DECL_INITIAL.
19772 (fold_const_aggregate_ref): Likewise from constructor elements.
19774 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
19776 * tree-affine.h (aff_combination_expand): Declare.
19777 (get_inner_reference_aff): Likewise.
19778 * tree-affine.c (aff_combination_expand): Split out from
19779 tree_to_aff_combination_expand.
19780 (get_inner_reference_aff): New function.
19781 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
19782 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
19783 (struct lim_aux_data): sm_done field removed.
19784 (mem_ref_loc_p, mem_ref_locs_p): New types.
19785 (struct mem_ref): Added id, stored, accesses_in_loop,
19786 indep_loop, dep_loop, indep_ref, dep_ref fields.
19787 Removed is_stored, locs and next fields.
19788 (memory_accesses): New variable.
19789 (movement_possibility): Do not allow moving statements
19790 that store to memory.
19791 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
19793 (determine_max_movement): For statements with memory references,
19794 find the outermost loop in that the reference is independent.
19795 (move_computations_stmt): Mark the virtual operands for renaming.
19796 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
19797 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
19798 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
19799 add_vop_ref_mapping, create_vop_ref_mapping_loop,
19800 create_vop_ref_mapping, analyze_memory_references,
19801 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
19802 get_all_locs_in_loop, ref_always_accessed_p,
19803 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
19804 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
19805 store_motion_loop, store_motion): New functions.
19806 (struct vop_to_refs_elt): New type.
19807 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
19808 memref_hash, memref_eq, hoist_memory_references): Rewritten.
19809 (schedule_sm): Replaced by...
19810 (execute_sm): ... this.
19811 (determine_lsm_ref, hoist_memory_references,
19812 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
19813 find_more_ref_vops, free_mem_ref, free_mem_refs,
19814 determine_lsm_loop, determine_lsm): Removed.
19815 (tree_ssa_lim_finalize): Free data structures used by store motion.
19816 (tree_ssa_lim): Call analyze_memory_references. Use
19817 store_motion instead of determine_lsm.
19819 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19821 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
19822 rename tmake_file to m68hc11/t-m68hc11.
19823 (mcore): Set inhibit_libc to true.
19824 * config.host (alpha*-dec-*vms*): Set extra_programs.
19825 (interix3*): Don't use host_xmake_file.
19826 * configure.ac: Let config.gcc override inhibit_libc.
19827 * configure: Regenerate.
19829 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
19830 * config/t-openbsd-thread: Remove commented out lines.
19832 * config/x-interix: Remove.
19834 * config/m68hc11/t-m68hc11-gas: Rename to...
19835 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
19837 * config/mcore/t-mcore: Remove T_CFLAGS.
19838 * config/mcore/t-mcore-pe: Likewise.
19840 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
19842 * configure.ac: Replace custom __GNU_SOURCE test with
19843 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
19844 * aclocal.m4: Regenerate.
19845 * configure: Regenerate.
19846 * config.in: Regenerate.
19848 2008-03-27 Richard Guenther <rguenther@suse.de>
19850 * fold-const.c (target.h): Include.
19851 (fold_comparison): Fold comparison of addresses of decls
19852 that bind locally or of constants. Consolidate address folding code.
19853 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
19854 results from fold_binary_to_constant.
19855 (compare_values_warnv): Likewise.
19857 2008-03-27 Andrew Pinski <pinskia@gmail.com>
19859 PR middle-end/35429
19860 * fold-const.c (fold_truthop): Check for integeral types when folding
19861 a == 0 && b == 0 and a != 0 || b != 0 .
19863 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
19865 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
19867 2008-03-26 Andreas Schwab <schwab@suse.de>
19869 * doc/invoke.texi: Fix use of @item vs. @itemx.
19871 2008-03-26 Tom Tromey <tromey@redhat.com>
19873 * Makefile.in (build/gensupport.o, build/print-rtl.o,
19874 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
19875 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
19876 build/gencodes.o, build/genconditions.o, build/genconfig.o,
19877 build/genconstants.o, build/genemit.o, build/genextract.o,
19878 build/genflags.o, build/genmddeps.o, build/genopinit.o,
19879 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
19882 2008-03-26 Richard Guenther <rguenther@suse.de>
19885 2008-03-26 Richard Guenther <rguenther@suse.de>
19887 * fold-const.c (target.h): Include.
19888 (fold_comparison): Fold comparison of addresses of two decls
19889 that bind locally. Consolidate address folding code.
19891 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19893 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
19894 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
19895 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
19896 dconstsqrt2, dconstthird, dconste and/or dconst10.
19897 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
19898 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
19899 dconstsqrt2, dconste): Delete.
19900 (init_emit_once): Likewise. Simplify initializing dconstm1.
19902 * real.c (get_real_const): New.
19903 * real.h (dconst3, dconst10, dconstm2, dconstthird,
19904 dconstsqrt2, dconste): Delete.
19905 (real_value_const, get_real_const): New.
19907 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
19909 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
19911 * config/i386/i386.c (ix86_function_arg_boundary): Check
19912 BIGGEST_ALIGNMENT instead of 128.
19913 (setup_incoming_varargs_64): Likewise.
19915 2008-03-26 Tom Tromey <tromey@redhat.com>
19917 * Makefile.in (DEPFILES): Add missing '/'.
19919 2008-03-26 Richard Guenther <rguenther@suse.de>
19921 * fold-const.c (target.h): Include.
19922 (fold_comparison): Fold comparison of addresses of two decls
19923 that bind locally. Consolidate address folding code.
19925 2008-03-26 Nick Clifton <nickc@redhat.com>
19928 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
19929 not allow INT+INT as a legitimate addressing mode.
19931 2008-03-26 Richard Guenther <rguenther@suse.de>
19933 * tree-flow.h (widen_bitfield): Remove declaration.
19934 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
19935 (widen_bitfield): Remove function.
19936 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
19939 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
19942 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
19945 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
19947 PR rtl-optimization/35232
19948 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
19949 (forget_old_reloads_1, forget_marked_reloads): Don't clear
19950 reg_reloaded_call_part_clobbered here.
19951 (reload_regs_reach_end_p): New function.
19952 (reload_reg_rtx_for_input): New variable.
19953 (reload_reg_rtx_for_output): Likewise.
19954 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
19955 when reassigning a pseudo register. Load reloadreg from
19956 reload_reg_rtx_for_input, moving the mode and register
19958 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
19959 instead of the original when deciding whether an input reload
19960 would be a no-op or whether an output reload can be deleted.
19961 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
19962 when setting up new_spill_reg_store. Load it from
19963 reload_reg_rtx_for_output, moving the mode and register
19965 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
19966 instead of the original when deciding whether an output reload
19967 would be a no-op. Do the same when modifying insn notes.
19968 Use rtx_equal_p instead of == to compare the registers.
19969 (inherit_piecemeal_p): Take a mode and two register numbers
19971 (emit_reload_insns): Clear new_spill_reg_store for every hard
19972 register in the reload register. Remove spill registers
19973 from reg_reloaded_valid before considering whether to record
19974 inheritance information for them. Use reload_reg_rtx_for_output
19975 instead of reg_rtx when recording output reloads. Use
19976 reload_reg_rtx_for_input instead of reg_rtx when recording
19977 input reloads. Set or clear reg_reloaded_call_part_clobbered
19978 at the same time as setting reg_reloaded_valid.
19979 (delete_output_reload): Add a new_reload_reg parameter and use it
19980 instead of rld[j].reg_rtx.
19981 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
19984 2008-03-25 Tom Tromey <tromey@redhat.com>
19986 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
19987 (build/genattr.o): Likewise.
19988 (build/genattrtab.o): Likewise.
19989 (build/gencodes.o): Likewise.
19990 (build/genconfig.o): Likewise.
19991 (build/genconstants.o): Likewise.
19992 (build/genemit.o): Likewise.
19993 (build/genextract.o): Likewise.
19994 (build/genflags.o): Likewise.
19996 2008-03-25 Bob Wilson <bob.wilson@acm.org>
19998 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
19999 instead of size_int for integer types.
20000 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
20001 to match type of MINUS_EXPR.
20003 2008-03-25 Tom Tromey <tromey@redhat.com>
20005 * configure: Rebuilt.
20006 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
20009 2008-03-25 Tom Tromey <tromey@redhat.com>
20011 * config/x-solaris (host-solaris.o): Update.
20012 * config/x-linux (host-linux.o): Update.
20013 * config/x-hpux (host-hpux.o): Update.
20014 * config/x-darwin (host-darwin.o): Update.
20015 * config/v850/t-v850e (v850-c.o): Update.
20016 * config/v850/t-v850 (v850-c.o): Update.
20017 * config/t-vxworks (vxworks.o): Update.
20018 * config/t-sol2 (sol2-c.o, sol2.o): Update.
20019 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
20020 * config/spu/t-spu-elf (spu-c.o): Update.
20022 * config/sh/t-symbian (sh-c.o): Update.
20023 (symbian.o): Update.
20024 * config/sh/t-sh (sh-c.o): Update.
20025 * config/score/t-score-elf (score7.o, score3.o): Update.
20026 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
20027 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
20028 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
20029 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
20030 (rs6000.o): Remove.
20031 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
20032 * config/m32c/t-m32c (m32c-pragma.o): Update.
20033 * config/ia64/t-ia64 (ia64-c.o): Update.
20034 * config/i386/x-mingw32 (host-mingw32.o): Update.
20035 * config/i386/x-i386 (driver-i386.o): Update.
20036 * config/i386/x-darwin (host-i386-darwin.o): Update.
20037 * config/i386/x-cygwin (host-cygwin.o): Update.
20038 * config/i386/t-nwld (nwld.o): Update.
20039 * config/i386/t-netware (netware.o): Update.
20040 * config/i386/t-interix (winnt.o): Update.
20041 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
20042 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
20043 msformat-c.o): Update.
20044 * config/bfin/t-bfin-linux (generated_files): Add
20045 linux-sysroot-suffix.h.
20046 * config/arm/t-wince-pe (pe.o): Update.
20047 * config/arm/t-strongarm-pe (pe.o): Update.
20048 * config/arm/t-pe (pe.o): Update.
20049 * config/arm/t-arm (arm-c.o): Update.
20050 * doc/install.texi (Prerequisites): Require make 3.80.
20051 * Makefile.in: Remove .o targets.
20052 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
20053 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
20054 (simple_generated_h, simple_generated_c): Move earlier.
20055 (generated_files): New variable.
20056 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
20057 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
20058 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
20059 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
20060 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
20061 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
20062 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
20063 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
20064 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
20065 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
20066 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
20067 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
20069 (COMPILE.base, COMPILE): New variables.
20070 (%.o): New pattern rule.
20071 (ALL_HOST_OBJS): New variable.
20072 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
20073 (dummy-checksum.o, cc1-checksum.o): Remove.
20074 (DRIVER_SHLIB): New variable.
20075 (DRIVER_DEFINES): Use it.
20076 (gencondmd.c): Move out of build/.
20077 (s-conditions): Update.
20078 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
20079 (ALL_BUILD_OBJS): Likewise.
20080 (build/%.o): Use BUILDCOMPILE.
20081 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
20082 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
20083 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
20084 build/gencheck.o, build/gencodes.o, build/genconditions.o,
20085 build/genconfig.o, build/genconstants.o, build/genemit.o,
20086 build/genextract.o, build/genflags.o, build/genmddeps.o,
20087 build/genopinit.o, build/genoutput.o, build/genpeep.o,
20088 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
20089 build/gen-protos.o, build/scan.o, build/fix-header.o,
20090 build/scan-decls.o): Simplify.
20091 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
20092 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
20093 prefix.o, toplev.o): Reduce to variable setting.
20094 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
20095 ($(out_object_file), gcc-options.o): New targets.
20096 ($(ALL_HOST_OBJS)): New target. Include dependency files.
20097 * configure: Rebuilt.
20098 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
20099 * doc/sourcebuild.texi (Front End Directory): Document new variable.
20101 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
20103 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
20104 complain when we hit an error, return ERROR_MARK_NODE.
20106 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20108 * config/sh/constraints.md (Pso, Psz): New constraints.
20109 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
20110 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
20112 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20114 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
20115 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
20117 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
20119 * config/sh/sh.md (prefetch): Add condition for SH2A target.
20120 (prefetch_sh2a): New.
20122 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20123 Naveen.H.S <naveen.hs@kpitcummins.com>
20125 * config/sh/constraints.md (I28): New constraint.
20126 * config/sh/sh.c (broken_move): Add support for movi20s.
20127 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
20129 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
20130 Jayant Sonar <Jayant.sonar@kpitcummins.com>
20131 Naveen.H.S <naveen.hs@kpitcummins.com>
20133 * config/sh/sh.c (SH_ATTRIBUTES): Define.
20134 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
20135 (print_operand): Handle resbank in %@ operand code.
20136 (sh_encode_section_info): New.
20137 (push_regs): Add conditions for resbank.
20138 (sh_expand_epilogue): Likewise.
20139 (sh_insert_attributes): Likewise.
20140 (sh_attribute_table): Likewise.
20141 (sh_handle_resbank_handler_attribute): New.
20142 (sh2a_handle_function_vector_handler_attribute): New.
20143 (sh2a_is_function_vector_call): New.
20144 (sh2a_get_function_vector_number): New.
20145 (sh2a_function_vector_p): New.
20146 (sh_cfun_resbank_handler_p): New.
20147 * config/sh/sh.md (calli): Emit jsr/n if possible.
20148 (calli_tbr_rel): New.
20149 (calli_pcrel): Emit jsr/n if possible.
20150 (return_i): Emit rts/n if possible.
20151 (call_valuei_tbr_rel): New.
20152 (call_valuei_pcrel): Add condition for SH2A target.
20153 (call_value): Likewise.
20154 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
20155 (sh2a_get_function_vector_number): Likewise.
20156 (sh2a_is_function_vector_call): Likewise.
20157 * doc/extend.texi: Document TBR relative addressing of SH2A.
20158 (resbank): Add description for SH2A.
20160 2008-03-24 Richard Guenther <rguenther@suse.de>
20163 * gimplify.c (gimplify_modify_expr): For frontend type-correct
20164 pointer assignments change conversions according to middle-end rules.
20165 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
20166 * configure.ac: Include type checking in yes.
20167 * configure: Regenerate.
20169 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20171 * diagnostic.c (diagnostic_count_diagnostic): Delete.
20172 (diagnostic_report_diagnostic): Update. Handle ICEs here.
20174 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
20176 * gthr-vxworks.h (UNUSED): Define.
20178 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
20180 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
20182 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
20184 * doc/extend.texi (Function Attributes): Add missing comma in the
20185 example of the "alloc_size" attribute.
20187 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
20190 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
20192 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
20195 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20198 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20199 of the underlying type of a MS bitfield layout to the natural
20200 alignment of the type.
20202 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20204 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20205 to their natural alignment to avoid store forwarding stalls.
20207 2008-03-22 Richard Guenther <rguenther@suse.de>
20209 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
20210 For PHI nodes verify the address is invariant.
20211 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
20212 (get_symbol_constant_value): Use is_gimple_min_invariant.
20213 (maybe_fold_stmt_indirect): Likewise.
20215 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
20217 PR rtl-optimization/33927
20218 * Makefile.in (dse.o): Depend on $(TM_P_H).
20219 * expr.h (extract_low_bits): Declare.
20220 * expmed.c (extract_low_bits): New function.
20221 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
20222 * dse.c: Include tm_p.h.
20223 (find_shift_sequence): Remove the read_reg argument and return the
20224 read value. Emit the instructions instead of returning them.
20225 Iterate on new_mode rather than calculating it each time.
20226 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
20227 source to NEW_MODE and extract_low_bits to convert the shifted
20228 value to READ_MODE.
20229 (replace_read): Allow the load and store to have different mode
20230 classes. Use extract_low_bits when SHIFT == 0. Create the shift
20231 or extraction instructions before trying the replacement. Update
20232 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
20234 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
20236 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
20237 to their natural alignment to avoid store forwarding stalls.
20239 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20242 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
20243 encouraging but not allowing gprs for input;
20244 change the input constraint to !f#r.
20245 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
20247 change the output constraint to !f#r.
20249 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
20252 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
20253 corresponding post-reload splitters.
20254 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
20255 when x87 FP math is selected.
20256 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
20257 New function prototype.
20258 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
20259 unreachable function to ease macroization of insn patterns.
20261 2008-03-21 Martin Jambor <mjambor@suse.cz>
20263 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
20264 reference dumps if ddr is NULL or dependence is unknown.
20266 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20268 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
20269 unsigned extension into account.
20270 (ATOMIC_COMPARE_AND_SWAP): Likewise.
20271 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
20272 Do computations on a scratch register.
20274 2008-03-21 Richard Guenther <rguenther@suse.de>
20276 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
20277 Use is_gimple_min_invariant instead of TREE_INVARIANT.
20278 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
20279 * tree-ssa-dom.c (record_equality): Likewise.
20280 * tree-inline.c (copy_body_r): Likewise.
20281 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
20284 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
20286 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
20287 as 'delete_unused' argument.
20289 2008-03-20 Richard Guenther <rguenther@suse.de>
20291 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
20292 special casing of constant qualifiers.
20293 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
20294 care about them in general.
20295 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
20296 regardless of their type.
20297 (fold_stmt_r): Forcefully fold *& if we end up with that.
20299 2008-03-20 Paul Brook <paul@codesourcery.com>
20301 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
20302 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
20304 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
20306 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
20307 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
20309 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
20311 * common.opt (Wmudflap): New option.
20312 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
20313 (mx_register_decls): Likewise.
20314 (mudflap_finish_file): Likewise.
20315 * doc/invoke.texi: Document -Wno-mudflap.
20317 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
20319 * c-format.c (replace_format_name_to_system_name): New.
20320 (cmp_attribs): New.
20321 (convert_format_name_to_system_name): New.
20322 (decode_format_attr): Add use of convert_format_name_to_system_name.
20323 (format_types_orig): Add gnu_ prefix to names.
20324 (check_format_info_main): Special treating of \0 escaped names for
20325 supporting multi-character format specifiers as I32, I64.
20326 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
20327 (gnu_target_overrides_format_attributes): New.
20328 * c-format.h: Add structure target_ovr_attr to hold
20329 system specific formatter names.
20330 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
20331 msformat-c.o file to c_target_objs and cxx_target_objs.
20332 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20333 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
20334 (TARGET_N_FORMAT_TYPES): New.
20335 * config/i386/msformat-c.c: New.
20336 * config/i386/t-cygming: Add build rule for msformat-c.o.
20337 * doc/extend.texi: Add new format names gnu_* and ms_* and
20339 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
20341 2008-03-20 Ira Rosen <irar@il.ibm.com>
20343 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
20344 optimizations turned on under -O3.
20345 (ftree-vectorize): Add that the flag is turned on with -O3.
20347 2008-03-20 Ben Elliston <bje@au.ibm.com>
20349 * regmove.c (try_auto_increment): Fix spelling error in comment.
20350 * final.c (final_scan_insn): Likewise.
20352 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
20355 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
20356 allocator preferences for "y" and "r" class registers.
20357 ("*mov<mode>_internal"): Ditto.
20358 ("*movv2sf_internal_rex64"): Ditto.
20359 ("*movv2sf_internal"): Ditto.
20361 2008-03-19 Michael Matz <matz@suse.de>
20363 PR middle-end/35616
20364 * calls.c (expand_call): Check overlap of arguments with call
20365 address for sibcalls.
20367 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
20370 * stor-layout.c (update_alignment_for_field): Set minimum alignment
20371 of the underlying type of a MS bitfield layout to the natural
20372 alignment of the type.
20374 2008-03-19 Jan Hubicka <jh@suse.cz>
20377 * toplev.c (decode_d_option): Handle all CPP flags.
20378 * tree-vrp.c: Update tree_pass descriptors.
20379 * regrename.c: Update tree_pass descriptors.
20380 * fwprop.c: Update tree_pass descriptors.
20381 * doc/invoke.texi: Remove documentation of dropped -d? flags.
20382 * tree-into-ssa.c: Update tree_pass descriptors.
20383 * tree-dump.c: Update tree_pass descriptors.
20384 * tree-complex.c: Update tree_pass descriptors.
20385 * tree-dump.h: Update tree_pass descriptors.
20386 * see.c: Update tree_pass descriptors.
20387 * cgraphbuild.c: Update tree_pass descriptors.
20388 * tracer.c: Update tree_pass descriptors.
20389 * tree-loop-distribution.c: Update tree_pass descriptors.
20390 * cgraph.c: Update tree_pass descriptors.
20391 * postreload-gcse.c: Update tree_pass descriptors.
20392 * postreload.c: Update tree_pass descriptors.
20393 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
20394 * tree-tailcall.c: Update tree_pass descriptors.
20395 * tree-pass.h (tree_opt_pass): Rename to ...
20396 (opt_pass) ... this one; add "type" field and remove letter field.
20397 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
20398 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
20399 all_lowering_passes): Update declaration.
20400 * ipa-cp.c: Update tree_pass descriptors.
20401 * final.c: Update tree_pass descriptors.
20402 * omp-low.c: Update tree_pass descriptors.
20403 * tree-ssa-dse.c: Update tree_pass descriptors.
20404 * ipa-reference.c: Update tree_pass descriptors.
20405 * tree-ssa-uncprop.c: Update tree_pass descriptors.
20406 * auto-inc-dec.c: Update tree_pass descriptors.
20407 * reorg.c: Update tree_pass descriptors.
20408 * cgraphunit.c: Update tree_pass descriptors.
20409 * tree-ssa-copyrename.c: Update tree_pass descriptors.
20410 * tree-ssa-ccp.c: Update tree_pass descriptors.
20411 * df-core.c: Update tree_pass descriptors.
20412 * mode-switching.c: Update tree_pass descriptors.
20413 * tree-nomudflap.c: Update tree_pass descriptors.
20414 * modulo-sched.c: Update tree_pass descriptors.
20415 * ipa-pure-const.c: Update tree_pass descriptors.
20416 * cse.c: Update tree_pass descriptors.
20417 * web.c: Update tree_pass descriptors.
20418 * tree-stdarg.c: Update tree_pass descriptors.
20419 * tree-ssa-math-opts.c: Update tree_pass descriptors.
20420 * tree-ssa-dom.c: Update tree_pass descriptors.
20421 * tree-nrv.c: Update tree_pass descriptors.
20422 * tree-ssa-alias.c: Update tree_pass descriptors.
20423 * loop-init.c: Update tree_pass descriptors.
20424 * gimple-low.c: Update tree_pass descriptors.
20425 * ipa-inline.c: Update tree_pass descriptors.
20426 * tree-ssa-sink.c: Update tree_pass descriptors.
20427 * global.c: Update tree_pass descriptors.
20428 * ifcvt.c: Update tree_pass descriptors.
20429 * jump.c: Update tree_pass descriptors.
20430 * predict.c: Update tree_pass descriptors.
20431 * tree-ssa-loop.c: Update tree_pass descriptors.
20432 * recog.c: Update tree_pass descriptors.
20433 * dse.c: Update tree_pass descriptors.
20434 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
20435 * tree-eh.c: Update tree_pass descriptors.
20436 * regmove.c: Update tree_pass descriptors.
20438 * function.c: Update tree_pass descriptors.
20439 * tree-vectorizer.c: Update tree_pass descriptors.
20440 * gcse.c: Update tree_pass descriptors.
20441 * ipa-type-escape.c: Update tree_pass descriptors.
20442 * tree-if-conv.c: Update tree_pass descriptors.
20443 * init-regs.c: Update tree_pass descriptors.
20444 * ipa.c: Update tree_pass descriptors.
20445 * tree-ssa-phiopt.c: Update tree_pass descriptors.
20446 * rtl-factoring.c: Update tree_pass descriptors.
20447 * lower-subreg.c: Update tree_pass descriptors.
20448 * bt-load.c: Update tree_pass descriptors.
20449 * tree-dfa.c: Update tree_pass descriptors.
20450 * except.c: Update tree_pass descriptors.
20451 * emit-rtl.c: Update tree_pass descriptors.
20452 * cfgexpand.c: Update tree_pass descriptors.
20453 * tree-cfgcleanup.c: Update tree_pass descriptors.
20454 * cfgcleanup.c: Update tree_pass descriptors.
20455 * tree-ssa-pre.c: Update tree_pass descriptors.
20456 * tree-sra.c: Update tree_pass descriptors.
20457 * tree-mudflap.c: Update tree_pass descriptors.
20458 * tree-ssa-copy.c: Update tree_pass descriptors.
20459 * cfglayout.c: Update tree_pass descriptors.
20460 * tree-ssa-forwprop.c: Update tree_pass descriptors.
20461 * tree-ssa-dce.c: Update tree_pass descriptors.
20462 * tree-ssa.c: Update tree_pass descriptors.
20463 * regclass.c: Update tree_pass descriptors.
20464 * integrate.c: Update tree_pass descriptors.
20465 * tree-optimize.c: Update tree_pass descriptors.
20466 * tree-ssa-phiprop.c: Update tree_pass descriptors.
20467 * tree-object-size.c: Update tree_pass descriptors.
20468 * combine.c: Update tree_pass descriptors.
20469 * tree-outof-ssa.c: Update tree_pass descriptors.
20470 * bb-reorder.c: Update tree_pass descriptors.
20471 * stack-ptr-mod.c: Update tree_pass descriptors.
20472 * var-tracking.c: Update tree_pass descriptors.
20473 * tree-profile.c: Update tree_pass descriptors.
20474 * tree-vect-generic.c: Update tree_pass descriptors.
20475 * reg-stack.c: Update tree_pass descriptors.
20476 * sched-rgn.c: Update tree_pass descriptors.
20477 * tree-ssa-structalias.c: Update tree_pass descriptors.
20478 * tree-cfg.c: Update tree_pass descriptors.
20479 * passes.c (current_pass): Update declaration.
20480 (finish_optimization_passes): Update.
20481 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
20482 (register_one_dump_file, register_dump_files_1, next_pass_1):
20484 (init_optimization_passes): Update handling of new types.
20485 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
20486 * ipa-struct-reorg.c: Update tree_pass descriptors.
20487 * tree-ssa-reassoc.c: Update tree_pass descriptors.
20488 * combine-stack-adj.c: Update tree_pass descriptors.
20489 * cfgrtl.c: Update tree_pass descriptors.
20490 * dce.c: Update tree_pass descriptors.
20491 * tree-ssanames.c: Update tree_pass descriptors.
20493 2008-03-19 Richard Guenther <rguenther@suse.de>
20495 PR middle-end/35609
20496 * tree-ssa.c (walk_data): New structure.
20497 (warn_uninitialized_var): If not always_executed warn with "maybe"
20499 (execute_early_warn_uninitialized): Compute post-dominators.
20500 Initialize always_executed before processing each basic block.
20502 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
20505 * config/i386/i386.c (x86_this_parameter): Calculate correct location
20506 of "this" pointer when "regparm = N" or "fastcall" is in effect.
20508 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
20510 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
20512 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
20514 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
20516 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
20517 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
20518 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
20519 target after ignore has been set, and move there also the commputation
20520 of subtarget and original_target.
20521 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
20522 (LANG_HOOKS_INITIALIZER): Remove it.
20523 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
20525 2008-03-18 Richard Guenther <rguenther@suse.de>
20527 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
20528 found an expression with constants, note that in the VN for the lhs.
20529 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
20530 fold them to constants if possible. Run cleanup_cfg if done so.
20531 (execute_pre): Return todo.
20532 (do_pre): Likewise.
20533 (execute_fre): Likewise.
20534 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
20536 (get_prop_source_stmt): Look through pointer conversions.
20538 2008-03-18 Jan Hubicka <jh@suse.cz>
20540 * tree-pretty-print.c: Include predict.h.
20541 (dump_generic_node): Dump predictor.
20542 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
20543 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
20544 * gimple-low.c (lower_stmt): Likewise.
20545 * expr.c (expand_expr_real): Likewise.
20546 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
20548 (build_predict_expr, build_predict_expr): New.
20549 * predict.h (predictor_name, build_predict_expr): Update.
20550 * c-typeck.c (c_finish_bc_stmt): Add prediction.
20551 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
20552 * predict.def (PRED_CONTINUE): Update hitrate.
20553 * tree.def (PREDICT_EXPR): Define.
20554 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
20555 do not handle BIND_EXPR.
20556 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
20557 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
20558 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
20561 2008-03-18 Michael Matz <matz@suse.de>
20563 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
20565 2008-03-18 Richard Guenther <rguenther@suse.de>
20567 * tree-gimple.h (is_gimple_invariant_address): Declare.
20568 (is_gimple_constant): Likewise.
20569 * tree-gimple.c (is_gimple_constant): New function.
20570 (is_gimple_invariant_address): Likewise.
20571 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
20572 and is_gimple_invariant_address.
20573 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
20575 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
20576 an addressable base.
20578 2008-03-18 Jakub Jelinek <jakub@redhat.com>
20580 PR middle-end/35611
20581 * gimplify.c (gimplify_expr): Gimplify second operand of
20584 2008-03-17 Richard Guenther <rguenther@suse.de>
20586 PR tree-optimization/19637
20587 * fold-const.c (fold_unary): Remove restrictions of removing
20588 intermediate pointer-conversions (P2)(P1)P0.
20589 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
20590 conversion to void pointer.
20591 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
20593 2008-03-16 James E. Wilson <wilson@tuliptree.org>
20596 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
20597 emulated thread local variables.
20599 2008-03-16 Richard Guenther <rguenther@suse.de>
20601 PR middle-end/35607
20602 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
20603 expand TREE_INVARIANT operations that are not gimple invariant.
20605 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
20607 * doc/extend.texi (Alignment): Say that the ABI controls
20608 the __alignof__ for non-strict-alignment targets rather
20609 than being a recommendation.
20611 2008-03-15 Paul Brook <paul@codesourcery.com>
20613 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
20615 (arm_output_fn_unwind): Mark functions that can not be unwound.
20617 2008-03-15 Paul Brook <paul@codesourcery.com>
20619 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
20620 extension instructions.
20622 2008-03-15 Richard Guenther <rguenther@suse.de>
20624 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
20625 and fold constant aggregate refs.
20626 (fold_const_aggregate_ref): Handle string constants
20627 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
20628 (evaluate_stmt): Simplify now that ccp_fold folds constant
20631 2008-03-15 Paul Brook <paul@codesourcery.com>
20633 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
20634 (extzv): Use gen_extzv_t2.
20635 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
20637 2008-03-15 Richard Guenther <rguenther@suse.de>
20639 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
20640 (fold_const_aggregate_ref): Likewise.
20641 (get_value): Return NULL if we don't have any values.
20642 (ccp_finalize): Set const_val to NULL after freeing it.
20643 * tree-flow.h (get_symbol_constant_value): Declare.
20644 (fold_const_aggregate_ref): Likewise.
20645 * tree-ssa-sccvn.c (try_to_simplify): Use them.
20647 2008-03-15 Richard Guenther <rguenther@suse.de>
20649 PR middle-end/35593
20650 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
20651 to not produce negative array indices if not allowed. Add
20652 parameter to indicate that.
20653 (maybe_fold_offset_to_component_ref): Allow negative array
20654 indices only for the first member of a structure.
20655 (maybe_fold_offset_to_reference): Allow negative array indices.
20656 (maybe_fold_stmt_addition): Likewise.
20658 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
20659 Anatoly Sokolov <aesok@post.ru>
20661 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
20662 (avr_arch): Add ARCH_AVR6.
20663 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
20664 (initial_elimination_offset): Initialize and use 'avr_pc_size'
20665 instead of fixed value 2.
20666 (print_operand_address): Use gs() asm specifier instead of pm().
20667 (avr_assemble_integer): (Ditto.).
20668 (avr_output_addr_vec_elt): (Ditto.).
20669 (print_operand): Handle "!" code.
20670 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
20671 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
20672 (AVR_HAVE_EIJMP_EICALL): Define.
20673 (AVR_3_BYTE_PC): Redefine.
20674 (AVR_2_BYTE_PC): (Ditto.).
20675 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
20676 (LINK_SPEC): Add atmega2560 and atmega2561.
20677 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
20679 * config/avr/avr.md (call_insn): Use eicall instead of icall
20680 for 3 byte PC devices.
20681 (call_value_insn): (Ditto.).
20682 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
20683 (indirect_jump): Use only for for 2 byte PC devices.
20684 (*tablejump): (Ditto.).
20685 (*indirect_jump_avr6): Add insn.
20686 (*tablejump_rjmp): Don't use for 3 byte PC devices.
20687 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
20688 instead of ijmp for 3 byte PC devices.
20689 (__tablejump2__): (Ditto.).
20690 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
20691 (MULITLIB_DIRNAMES): (Ditto.).
20692 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
20694 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
20696 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
20697 "sse2_umulsidi3". Use V1DI mode for operand 0.
20698 ("mmx_psadbw"): Use V1DI mode for operand 0.
20699 * config/i386/i386-modes.def (V1SI): New vector mode.
20700 * config/i386/i386.c (struct builtin_description)
20701 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
20702 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
20703 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
20704 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
20705 v1di_ftype_v8qi_v8qi type.
20706 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
20708 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
20709 __builtin_ia32_pmuludq]: Fix the mode of return value.
20711 2008-03-15 Richard Guenther <rguenther@suse.de>
20713 PR middle-end/35595
20714 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
20717 2008-03-14 Bob Wilson <bob.wilson@acm.org>
20719 * doc/invoke.texi (Option Summary, Xtensa Options): Document
20720 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
20721 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
20722 unless TARGET_SERIALIZE_VOLATILE is enabled.
20723 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
20724 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
20725 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
20727 2008-03-14 Richard Guenther <rguenther@suse.de>
20729 PR tree-optimization/34172
20730 * tree-flow.h (refs_may_alias_p): Declare.
20731 (get_single_def_stmt): Likewise.
20732 (get_single_def_stmt_from_phi): Likewise.
20733 (get_single_def_stmt_with_phi): Likewise.
20734 * tree-dfa.c (refs_may_alias_p): New function.
20735 (get_single_def_stmt): Likewise.
20736 (get_single_def_stmt_from_phi): Likewise.
20737 (get_single_def_stmt_with_phi): Likewise.
20738 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
20739 (vn_reference_lookup_1): New helper function.
20740 (vn_reference_lookup): Walk the virtual use-def chain to
20741 continue searching for a match if the def does not alias the
20742 reference we are looking for.
20744 2008-03-14 David Edelsohn <edelsohn@gnu.org>
20746 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
20747 archive and Perzl. Update The Written Word listing.
20749 2008-03-14 Richard Guenther <rguenther@suse.de>
20751 PR tree-optimization/34043
20752 PR tree-optimization/33989
20753 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
20755 (bitmap_find_leader): Use extra argument to verify dominance
20756 relationship inside a basic-block.
20757 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
20758 (find_leader_in_sets): Adjust.
20759 (create_component_ref_by_pieces): Take extra argument for
20760 dominance check, handle lookup failures.
20761 (find_or_generate_expression): Likewise.
20762 (create_expression_by_pieces): Likewise.
20763 (insert_into_preds_of_block): Adjust.
20764 (create_value_expr_from): If asked for, verify all operands
20765 are in the blocks AVAIL_OUT set.
20766 (make_values_for_stmt): Check for SSA_NAMEs that are life
20767 over an abnormal edge.
20768 (compute_avail): Remove such check.
20769 (do_SCCVN_insertion): New function.
20770 (eliminate): If we do not find a leader suitable for replacement
20771 insert a replacement expression from SCCVN if available.
20772 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
20773 (struct vn_ssa_aux): Add needs_insertion flag.
20774 * tree-ssa-sccvn.c (may_insert): New global flag.
20775 (copy_reference_ops_from_ref): Value-number union member access
20776 based on its size, not type and member if insertion is allowed.
20777 (visit_reference_op_load): For a weak match from union type
20778 punning lookup a view-converted value and insert a SSA_NAME
20779 for that value if that is not found.
20780 (visit_use): Make dumps shorter. Do not disallow value numbering
20781 SSA_NAMEs that are life over an abnormal edge to constants.
20782 (free_scc_vn): Release inserted SSA_NAMEs.
20783 (run_scc_vn): New flag to specify whether insertion is allowed.
20784 Process SSA_NAMEs in forward order.
20785 * tree-ssa-loop-im.c (for_each_index): Handle invariant
20786 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
20787 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
20788 pointer type to/from integral types that do not change the
20789 precision to regular conversions.
20791 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20793 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
20794 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
20795 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
20796 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
20797 input arguments and the mode of return value. Built-in functions
20798 that operate on whole 64-bit MMX register now use V1DI mode.
20800 2008-03-13 Alon Dayan <alond@il.ibm.com>
20801 Olga Golovanevsky <olga@il.ibm.com>
20803 PR tree-optimization/35041
20804 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
20805 to locate the right position in a statement.
20807 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
20811 * config/i386/xmmintrin.h: Change all static inline functions to
20812 extern inline and add __gnu_inline__ attribute.
20813 * config/i386/bmintrin.h: Ditto.
20814 * config/i386/smmintrin.h: Ditto.
20815 * config/i386/tmmintrin.h: Ditto.
20816 * config/i386/mmintrin-common.h: Ditto.
20817 * config/i386/ammintrin.h: Ditto.
20818 * config/i386/emmintrin.h: Ditto.
20819 * config/i386/pmmintrin.h: Ditto.
20820 * config/i386/mmintrin.h: Ditto.
20821 * config/i386/mm3dnow.h: Ditto.
20823 2008-03-13 Jakub Jelinek <jakub@redhat.com>
20825 PR middle-end/35185
20826 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
20827 (lower_omp_2): New function.
20828 (lower_omp_1, lower_omp): Rewritten.
20830 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
20833 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
20834 with the phrase "Microsoft Windows compilers".
20835 (Push/Pop Macro Pragmas): New subsection. Document
20836 #pragma push_macro and pragma pop_macro.
20838 2008-03-12 Paul Brook <paul@codesourcery.com>
20840 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
20842 2008-03-12 Paul Brook <paul@codesourcery.com>
20844 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
20845 (thumb2_alusi3_short): Exclude PLUS and MINUS.
20846 (thumb2_addsi_shortim): Rename ...
20847 (thumb2_addsi_short): ... to this. Allow register operands.
20848 (thumb2_subsi_short): New pattern.
20849 (thumb2_one_cmplsi2_short,
20850 thumb2_negsi2_short): New patterns and peepholes.
20852 2008-03-12 Paul Brook <paul@codesourcery.com>
20854 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
20856 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
20858 * config/i386/i386.md (int_cond): New code iterator.
20860 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
20861 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
20862 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
20863 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
20864 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
20865 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
20866 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
20867 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
20869 2008-03-12 Paul Brook <paul@codesourcery.com>
20871 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
20872 instead of {arm,thumb}_compute_save_reg_mask.
20873 (output_return_instruction): Ditto.
20874 (thumb_unexpanded_epilogue): Ditto.
20875 (thumb1_expand_prologue): Ditto.
20876 (thumb1_output_function_prologue): Ditto.
20877 (arm_set_return_address): Ditto.
20878 (thumb_set_return_address): Ditto.
20879 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
20880 regs to achieve stack alignment.
20881 (thumb1_compute_save_reg_mask): Fix compiler warning.
20882 (arm_output_epilogue): Use offsets->saved_regs_mask.
20883 Adjust stack pointer by poping call clobered registers.
20884 (arm_expand_prologue): Use offsets->saved_regs_mask.
20885 Adjust stack pointer by pushing extra registers.
20886 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
20888 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
20891 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
20892 conversion to the operands of a multiplication.
20894 2008-03-12 Richard Guenther <rguenther@suse.de>
20896 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
20897 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
20898 * timevar.def (TV_TREE_PHIPROP): Add.
20899 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
20900 pass description. Use TV_TREE_PHIPROP.
20901 * tree-ssa-forwprop.c: Remove phiprop code.
20903 2008-03-12 Jakub Jelinek <jakub@redhat.com>
20905 PR middle-end/35549
20906 * omp-low.c (maybe_lookup_decl): Constify first argument.
20907 (use_pointer_for_field): Change last argument from bool to
20908 omp_context *. Disallow shared copy-in/out in nested
20909 parallel if decl is shared in outer parallel too.
20910 (build_outer_var_ref, scan_sharing_clauses,
20911 lower_rec_input_clauses, lower_copyprivate_clauses,
20912 lower_send_clauses, lower_send_shared_vars): Adjust callers.
20914 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
20915 Ira Rosen <irar@il.ibm.com>
20917 * tree-vectorizer.c (free_stmt_vec_info): New function.
20918 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
20919 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
20920 * tree-vectorizer.h (free_stmt_vec_info): Declare.
20921 * tree-vect-transform.c (vectorizable_conversion): Free
20922 vec_oprnds0 if it was allocated.
20923 (vect_permute_store_chain): Remove unused VECs.
20924 (vectorizable_store): Free VECs that are allocated in the..
20926 (vect_transform_strided_load, vectorizable_load): Likewise.
20927 (vect_remove_stores): Simplify the code.
20928 (vect_transform_loop): Move code to vect_remove_stores().
20929 Call vect_remove_stores() and free_stmt_vec_info().
20931 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20933 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
20934 TARGET_HPUX. Revise comment.
20935 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
20936 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
20937 Use sr4 variant of `be' instruction when not generating PIC code.
20938 (attr_length_call): Adjust for above change.
20940 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20942 * ipa-reference.c (static_execute): Remove module_statics_const and
20943 associated setting code.
20945 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20948 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
20949 predicate for operand 1.
20950 (paritysi2_cmp): Use register_operand predicate for operand 2.
20951 Use earlyclobber modifier for operand 1. Remove support for
20953 (paritydi2_cmp): Use register_operand predicate for operand 3.
20954 Use earlyclobber modifier for operand 1. Remove support for
20957 2008-03-11 Paul Brook <paul@codesourcery.com>
20958 Vladimir Prus <vladimir@codesourcery.com>
20960 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
20961 (arm_compute_save_reg0_reg12_mask): Always
20962 check if register 11 must be saved. Always safe hard frame pointer
20963 when frame_pointer_needeed.
20964 (arm_compute_save_reg_mask): Save IP and PC
20965 only with apcs frames.
20966 (arm_output_epilogue): Adjust Thumb2 codepath to
20967 be also invoked and work for ARM non-apcs frames.
20968 (arm_expand_prologue): Don't bother saving IP
20969 for non-apcs frame, since it's not clobbered by
20970 prologue code. Implement non-apcs frame
20973 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20975 PR rtl-optimization/35281
20976 * expr.c (convert_move): Use a new pseudo for the intermediate
20977 from_mode->word_mode result.
20979 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
20981 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
20982 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
20983 * toplev.c (compile_file): Don't call it.
20985 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
20987 PR middle-end/35526
20988 * expr.c (store_expr): Call emit_block_move if the mode
20989 of "temp" RTX is BLKmode.
20991 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
20992 Richard Guenther <rguenther@suse.de>
20994 PR tree-optimization/31358
20995 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
20996 the step with a NULL_TREE.
20997 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
20998 to sizetype if type is a pointer type.
20999 (add_candidate_1): Don't convert the base and step to
21000 the generic type if the orginal type is a pointer type.
21001 (add_iv_value_candidates): Use sizetype for the step
21002 if type is a pointer type.
21003 (cand_value_at): Likewise.
21004 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
21006 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
21007 Don't convert the tem affine to the type.
21008 (add_elt_to_tree): Use sizetype for the step if a pointer.
21009 Use POINTER_PLUS_EXPR for pointers.
21010 (aff_combination_to_tree): Use sizetype for the step if a
21013 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
21015 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
21016 Remove commutativity hint.
21018 2008-03-10 Jakub Jelinek <jakub@redhat.com>
21022 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
21023 errorneous type. Check that v is a VAR_DECL.
21025 PR middle-end/35099
21026 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
21028 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
21030 PR tree-optimization/35494
21031 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
21032 may be overriden at link and run time.
21034 2008-03-10 Richard Guenther <rguenther@suse.de>
21036 PR tree-optimization/34677
21037 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
21038 (poolify_tree): Likewise.
21039 (modify_expr_template): Likewise.
21040 (poolify_modify_stmt): Likewise.
21041 (insert_fake_stores): Handle all component-ref style stores
21042 in addition to INDIRECT_REF. Also handle complex types.
21043 Do not poolify the inserted load.
21044 (realify_fake_stores): Do not rebuild the tree but only
21045 make it a SSA_NAME copy.
21046 (init_pre): Remove initialzation of modify_expr_template.
21047 Do not allocate modify_expr_node_pool.
21048 (fini_pre): Do not free modify_expr_node_pool.
21050 2008-03-10 Paul Brook <paul@codesourcery.com>
21052 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
21053 to avoid conflicts.
21055 2008-03-10 Paul Brook <paul@codesourcery.com>
21056 Mark Shinwell <shinwell@codesourcery.com>
21058 * config/arm/cortex-r4.md: New.
21059 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
21061 * config/arm/arm.md: Include cortex-r4.md.
21062 (insn): Add smmls, sdiv and udiv values.
21063 (generic_sched): Don't use generic scheduling for Cortex-R4.
21064 (arm_issue_rate): New function.
21065 (TARGET_SCHED_ISSUE_RATE): Define.
21067 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
21069 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
21071 2008-03-10 Richard Guenther <rguenther@suse.de>
21073 * tree-ssa-pre.c (get_sccvn_value): Simplify.
21074 (compute_avail): Do not add stmt uses to AVAIL_OUT.
21076 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
21078 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
21079 Set default to true.
21081 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21083 * c.opt (Wsynth): Deprecate.
21084 * doc/invoke.texi (Option Summary, Warning Options): Document
21085 -Wno-format-contains-nul.
21087 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
21090 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
21091 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
21093 2008-03-09 Ira Rosen <irar@il.ibm.com>
21095 * config/rs6000/rs6000.c (builtin_description): Rename vector
21096 left shift operations.
21097 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
21098 (altivec_vsl<VI_char>): Rename to ...
21099 (ashl<mode>3): ... new name.
21100 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
21102 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
21104 2008-03-08 Richard Guenther <rguenther@suse.de>
21106 * coverage.h (tree_coverage_counter_addr): Declare.
21107 * coverage.c (tree_coverage_counter_addr): New function.
21108 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
21109 before using again.
21110 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
21111 (tree_gen_one_value_profiler): Likewise.
21112 (tree_gen_ic_profiler): Likewise.
21113 (tree_gen_average_profiler): Likewise.
21114 (tree_gen_ior_profiler): Likewise.
21116 2008-03-08 Richard Guenther <rguenther@suse.de>
21118 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
21119 (vn_binary_op_insert): Likewise.
21120 (vn_unary_op_lookup): Likewise.
21121 (vn_unary_op_insert): Likewise.
21122 (vn_nary_op_lookup): Declare.
21123 (vn_nary_op_insert): Likewise.
21124 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
21125 and binary hashes, use a single obstack for unary_op_pool
21126 and binary_op_pool.
21127 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
21128 a single struct vn_nary_op_s. Store tree code length and
21129 a variable number of operands.
21130 (struct vn_reference_op_struct): Remove unused op2.
21131 (vn_reference_op_eq): Do not compare op2.
21132 (vn_reference_op_compute_hash): Do not compute hash of op2.
21133 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
21134 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
21135 with vn_nary_op_compute_hash.
21136 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
21137 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
21139 (vn_unary_op_insert, vn_binary_op_insert): Replace with
21141 (visit_unary_op): Call nary functions.
21142 (visit_binary_op): Likewise.
21143 (process_scc): Adjust for struct vn_tables_s changes.
21144 (allocate_vn_table): Likewise.
21145 (free_vn_table): Likewise.
21146 * tree-vn.c (vn_add): Call nary functions.
21147 (vn_lookup): Likewise.
21149 2008-03-08 Jakub Jelinek <jakub@redhat.com>
21152 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
21153 wdst back after sync_compare_and_swapqhi_internal.
21155 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
21158 * config/i386/i386-modes.def (V1DI): New vector mode.
21159 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
21160 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
21161 (MMXMODE248): Ditto.
21162 (MMXMODE): Add V1DI mode.
21163 (mmxvecsize): Change DI mode to V1DI mode.
21164 ("mov<mode>): Use MMXMODEI8 mode iterator.
21165 ("*mov<mode>_internal_rex64"): Ditto.
21166 ("*mov<mode>_internal"): Ditto.
21167 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
21168 ("mmx_sub<mode>3"): Ditto.
21169 ("mmx_adddi3"): Remove insn pattern.
21170 ("mmx_subdi3"): Ditto.
21171 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
21172 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
21173 ("mmx_ashl<mode>3"): Ditto.
21174 ("mmx_lshrdi3"): Remove insn pattern.
21175 ("mmx_ashldi3"): Ditto.
21176 * config/i386/i386.c (classify_argument): Handle V1DImode.
21177 (function_arg_advance_32): Ditto.
21178 (function_arg_32): Ditto.
21179 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
21180 mmx_addv1di3 insn pattern.
21181 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
21182 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
21183 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
21184 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
21185 Remove definitions of built-in functions.
21186 (V1DI_type_node): New node.
21187 (v1di_ftype_v1di_int): Ditto.
21188 (v1di_ftype_v1di_v1di): Ditto.
21189 (v2si_ftype_v2si_si): Ditto.
21190 (v4hi_ftype_v4hi_di): Remove node.
21191 (v2si_ftype_v2si_di): Ditto.
21192 (ix86_init_mmx_sse_builtins): Handle V1DImode.
21193 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
21194 Redefine builtins using def_builtin_const with *_ftype_*_int node.
21195 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
21196 Add new builtins using def_builtin_const.
21197 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
21198 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
21199 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
21200 * config/i386/mmintrin.h (__v1di): New typedef.
21201 (_mm_add_si64): Cast arguments to __v1di type.
21202 (_mm_sub_si64): Ditto.
21203 (_mm_sll_pi16): Cast __count to __v4hi type.
21204 (_mm_sll_pi32): Cast __count to __v2si type.
21205 (_mm_sll_si64): Cast arguments to __v1di type.
21206 (_mm_srl_pi16): Cast __count to __v4hi type.
21207 (_mm_srl_pi32): Cast __count to __v2si type.
21208 (_mm_srl_si64): Cast arguments to __v1di type.
21209 (_mm_sra_pi16): Cast __count to __v4hi type.
21210 (_mm_sra_pi32): Cast __count to __v2si type.
21211 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
21212 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
21213 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
21214 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
21215 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
21216 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
21217 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
21218 (_mm_srai_pi32): Use __builtin_ia32_psradi.
21219 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
21220 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
21221 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
21222 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
21224 2008-03-07 Joseph Myers <joseph@codesourcery.com>
21226 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
21228 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
21231 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
21232 reg+const addressing for Altivec modes. Don't generate reg+reg
21233 addressing for TFmode or TDmode quantities.
21235 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
21237 * c-common.c (vector_types_convertible_p): Call langhook
21238 instead of comptypes.
21240 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
21243 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
21244 integral and scalar float variables which have a
21247 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
21249 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
21250 dwarf_register_span hook when emitting unwind information for
21251 register-to-memory saves.
21252 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
21253 (rs6000_frame_related): Remove call to spe_synthesize_frame.
21255 2008-03-06 Jakub Jelinek <jakub@redhat.com>
21257 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
21258 for the same VAR_DECL.
21260 2008-03-06 Tom Tromey <tromey@redhat.com>
21262 * treelang: Delete.
21263 * doc/standards.texi (Standards): Don't mention treelang.
21264 * doc/invoke.texi (Overall Options): Don't mention treelang.
21265 * doc/install.texi (Prerequisites): Don't mention bison or
21267 (Configuration): Don't mention treelang.
21268 (Building): Likewise.
21269 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
21271 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
21273 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
21274 word-extractions out of a multi-word object.
21276 2008-03-06 Richard Guenther <rguenther@suse.de>
21278 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
21279 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
21280 result type and precision.
21281 * expr.c (get_inner_reference): Set unsignedp based on the result
21282 type of BIT_FIELD_REF.
21283 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
21284 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
21285 (try_instantiate_multiple_fields): Likewise. Use the correct type
21287 (sra_build_assignment): Likewise.
21288 (sra_build_elt_assignment): Likewise.
21289 (sra_explode_bitfield_assignment): Likewise.
21290 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
21291 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
21292 set BIT_FIELD_REF_UNSIGNED.
21293 (vectorizable_load): Likewise.
21295 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
21297 * cse.c (cse_extended_basic_block): Invalidate artificial defs
21300 2008-03-06 Richard Guenther <rguenther@suse.de>
21302 * alias.c (struct alias_set_entry): Move has_zero_child field
21303 to pack with alias_set.
21305 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
21307 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
21310 2008-03-05 Ian Lance Taylor <iant@google.com>
21312 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
21314 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
21316 * fwprop.c (update_df): Support width and offset parameters of
21318 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
21319 global_conflicts): Change DF_REF_EXTRACT to either
21320 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21321 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21322 * df-scan.c (df_ref_record, df_defs_record,
21323 df_ref_create_structure, df_def_record_1, df_uses_record,
21324 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
21325 df_bb_refs_collect, df_entry_block_defs_collect,
21326 df_exit_block_uses_collect): Support new width and offset fields.
21327 (ref_extract_pool): New storage pool.
21328 (df_free_ref): New function.
21329 (df_reg_chain_unlink, df_free_collection_rec,
21330 df_sort_and_compress_refs): Call df_free_ref.
21331 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
21333 (df_ref_create_structure): Allocate df_ref_extract if offset and
21334 width fields are used.
21335 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
21336 (df_uses_record): Get offset and width from ZERO_EXTRACT
21338 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
21339 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21340 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21341 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
21342 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
21343 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
21344 (df_ref_extract): New structure.
21345 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
21346 (df_ref_create): Add width and offset parameters.
21348 2008-03-05 Richard Guenther <rguenther@suse.de>
21350 * tree-ssa-structalias.c (get_constraint_for_component_ref):
21351 Use ranges_overlap_p.
21352 (offset_overlaps_with_access): Rename
21353 to ranges_overlap_p and move ...
21354 * tree-flow-inline.h (ranges_overlap_p): ... here.
21356 * tree.h (get_inner_reference, handled_component_p): Update
21359 * tree.h (record_component_aliases, get_alias_set,
21360 alias_sets_conflict_p, alias_sets_must_conflict_p,
21361 objects_must_conflict_p): Move declarations ...
21362 * alias.h (record_component_aliases, get_alias_set,
21363 alias_sets_conflict_p, alias_sets_must_conflict_p,
21364 objects_must_conflict_p): ... here.
21365 Include coretypes.h.
21366 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
21368 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
21370 * cfg.c: Include tree-flow.h.
21371 (remove_edge_raw): Call redirect_edge_var_map_clear.
21372 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
21373 * tree-flow-inline.h (redirect_edge_var_map_def): New.
21374 (redirect_edge_var_map_result): New.
21375 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
21376 PENDING_STMT use with redirect_edge_var_map_*.
21377 * tree-ssa.c (edge_var_maps): New definition.
21378 (redirect_edge_var_map_add): New.
21379 (redirect_edge_var_map_clear): New.
21380 (redirect_edge_var_map_dup): New.
21381 (redirect_edge_var_map_vector): New.
21382 (redirect_edge_var_map_destroy): New.
21383 (ssa_redirect_edge): Replace PENDING_STMT use with
21384 redirect_edge_var_map_*.
21385 (flush_pending_stmts): Same.
21386 (delete_tree_ssa): Destroy edge var map.
21387 * tree-flow.h (struct _edge_var_map): New.
21388 Define edge_var_map vector type.
21389 Declare redirect_edge_var_map_* prototypes.
21390 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
21391 * tree-cfg.c (reinstall_phi_args): Replace
21392 PENDING_STMT use with redirect_edge_var_map_*.
21394 2008-03-05 Richard Guenther <rguenther@suse.de>
21396 PR tree-optimization/35472
21397 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
21398 whose single use_stmt has a overlapping set of loaded and
21399 stored symbols as that use_stmt might be a noop assignment then.
21401 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
21403 * gthr-rtems.h: Implement __gthread_mutex_destroy.
21405 2008-03-05 Richard Guenther <rguenther@suse.de>
21408 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
21409 should be constants.
21410 * tree-cfg.c (verify_expr): Verify it.
21411 * fold-const.c (fold_truthop): Remove code generating
21412 BIT_FIELD_REFs of structure bases.
21413 (fold_binary): Likewise.
21414 (fold_ternary): Position and size of BIT_FIELD_REFs are
21415 always host integers.
21416 (make_bit_field_ref): Remove.
21417 (optimize_bit_field_compare): Remove.
21418 (all_ones_mask_p): Remove.
21420 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
21423 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
21424 (split_block_and_df_analyze): New. Split basic block and rebuild
21426 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
21428 (split_pattern_seq): Likewise.
21429 (erase_matching_seqs): Likewise.
21430 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
21432 2008-03-04 Geoff Keating <geoffk@apple.com>
21434 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
21435 declaration and code.
21436 (tree_invalid_nonnegative_warnv_p): Likewise.
21438 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
21440 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
21441 examples. Truncate option-names then causing overfull hbox.
21443 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21446 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
21448 * configure: Rebuilt.
21450 2008-03-04 Rafael Espindola <espindola@google.com>
21452 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
21453 (tree_unary_nonnegative_warnv_p): New.
21454 (tree_binary_nonnegative_warnv_p): New.
21455 (tree_single_nonnegative_warnv_p): New.
21456 (tree_invalid_nonnegative_warnv_p): New.
21457 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
21459 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21462 * opts.c (handle_option): Postpone 'unknown option' errors only for
21465 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
21468 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
21471 2008-03-04 Rafael Espindola <espindola@google.com>
21473 * fold-const.c (tree_unary_nonzero_warnv_p): New.
21474 (tree_binary_nonzero_warnv_p): New.
21475 (tree_single_nonzero_warnv_p): New.
21476 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
21478 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
21480 PR middle-end/35456
21481 * fold-const.c (fold_cond_expr_with_comparison): Prevent
21482 transformations for modes that have signed zeros.
21483 * ifcvt.c (noce_try_abs): Ditto.
21485 2008-03-04 Joseph Myers <joseph@codesourcery.com>
21487 * config/i386/i386.c (override_options): Force
21488 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
21490 2008-03-04 Jan Hubicka <jh@suse.cz>
21493 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
21496 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21498 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
21499 label to probe the stack.
21501 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
21503 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
21504 (__gthr_win32_mutex_destroy): Declare.
21505 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
21506 __gthr_win32_mutex_destroy.
21507 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
21509 2008-03-03 Jan Hubicka <jh@suse.cz>
21512 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
21513 aggressive on inlining cold calls.
21515 2008-03-03 Richard Guenther <rguenther@suse.de>
21517 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
21518 struct copies into the expression table.
21519 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
21520 (try_to_simplify): Likewise.
21521 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
21522 integral and pointer arguments which do not change the
21523 precision to NOP_EXPRs.
21524 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
21525 VIEW_CONVERT_EXPR case.
21527 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
21529 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
21530 defined in a loop at depth 0 is invariant.
21531 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
21532 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
21533 be called at loop depth 0.
21535 2008-03-02 Jakub Jelinek <jakub@redhat.com>
21538 * gcc.c (process_command): Update copyright notice dates.
21539 * gcov.c (print_version): Likewise.
21540 * gcov-dump.c (print_version): Likewise.
21541 * mips-tfile.c (main): Likewise.
21542 * mips-tdump.c (main): Likewise.
21544 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21547 * c-common.c (flag_permissive): Delete.
21548 (constant_expression_warnings): Check flags first.
21549 (constant_expression_error): New.
21550 * c-common.h (flag_permissive): Delete.
21551 (constant_expression_error): Declare.
21552 * flags.h (flag_permissive): Declare. Update description.
21553 * diagnostic.c (pedwarn): Update.
21555 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
21556 (permissive_error_kind): New.
21557 * toplev.c (flag_permissive): Define. Update description.
21558 * toplev.h (permissive_error_kind): Declare.
21559 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
21560 (pedwarn_c90): Use pedantic_warning_kind.
21561 * c-opts.c (c_common_post_options): flag_permissive does not affect
21562 flag_pedantic_errors.
21564 2008-03-02 Joseph Myers <joseph@codesourcery.com>
21566 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
21567 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
21568 __absvsi2, __absvDI2): Use unsigned arithmetic.
21570 2008-03-02 Andi Kleen <ak@suse.de>
21571 Richard Guenther <rguenther@suse.de>
21573 * struct-equiv.c: Remove file.
21574 * cfg_cleanup.c (condjump_equiv_p): Remove.
21575 * Makefile.in (OBJS-common): Remove struct-equiv.o.
21576 (struct-equiv.o): Remove rule.
21577 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
21578 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
21579 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
21581 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21583 * ifcvt.c (noce_process_if_block): Try to handle only the then
21584 block if the else block exists but isn't suitable.
21586 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21589 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
21590 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
21591 regression from previous patch.
21593 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
21596 * gthr.h: Add __gthread_mutex_destroy as a function that must be
21598 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
21599 * gthr-single.h (__gthread_mutex_destroy): Likewise.
21600 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
21601 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
21602 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
21603 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
21604 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
21605 (__gthread_mutex_destroy_function): Rename to
21606 __gthread_mutex_destroy.
21607 * gthr-dce.h (__gthread_mutex_destroy): Call
21608 pthread_mutex_destroy.
21609 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
21610 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
21611 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
21613 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21615 * df-scan.c (df_ref_chain_change_bb): Simplify.
21616 (df_insn_change_bb): Add new_bb argument. Simplify. Call
21617 set_block_for_insn if there's any change.
21618 * df.h ((df_insn_change_bb): Fix prototype.
21619 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
21620 df_insn_change_bb, don't call set_block_for_insn.
21621 * emit-rtl.c (reorder_insns): Likewise.
21622 * haifa-sched.c (move_insn): Likewise.
21624 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21626 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
21628 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
21630 * tree-flow-inline.h (next_readonly_imm_use): Return
21631 NULL_USE_OPERAND_P after the end.
21633 2008-03-01 Richard Guenther <rguenther@suse.de>
21635 PR tree-optimization/35411
21636 * tree-sra.c (sra_build_assignment): Split conversion to
21637 final type to a separate statement if we are not assigning
21640 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
21642 * fold-const.c (fold_convertible_p): Correct the logic to follow
21643 that in fold_convert().
21645 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
21648 * tree-inline.c (build_duplicate_type): When we make a
21649 duplicate type, make it unique in the canonical types system.
21651 2008-02-29 Tom Tromey <tromey@redhat.com>
21653 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
21654 input_file_stack_history, input_file_stack_restored): Remove.
21655 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21656 * input.h (struct file_stack): Remove.
21657 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
21658 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
21660 * diagnostic.h (struct diagnostic_context) <last_module>: Change
21662 (diagnostic_last_module_changed): Add 'map' argument.
21663 (diagnostic_set_last_function): Likewise.
21664 * diagnostic.c (undiagnostic_report_current_module): Iterate using
21665 line map, not input_file_stack.
21666 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
21668 2008-02-29 Paul Brook <paul@codesourcery.com>
21670 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
21672 2008-02-29 Paul Brook <paul@codesourcery.com>
21674 * config/arm/ieee754-df.S (muldf3): Use RET macros.
21676 2008-02-29 Richard Guenther <rguenther@suse.de>
21678 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
21680 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
21681 value for comparing for a store match.
21682 (simplify_unary_expression): Do nothing for SSA_NAMEs.
21683 (try_to_simplify): Do not do a full-blown reference lookup.
21685 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21687 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
21688 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
21690 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
21692 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
21694 * tree-loop-linear.c (try_interchange_loops): Compare memory access
21695 strides against cache sizes.
21697 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
21699 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
21702 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
21704 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
21705 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
21706 is smaller than the original promoted value.
21707 (simplify_subreg): If OP is a SUBREG, try to preserve its
21708 SUBREG_PROMOTED_VAR_P information.
21710 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
21712 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
21713 (VN_INFO_GET): Allocate new objects on the obstack.
21714 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
21715 for rpo_numbers_temp, for consistency.
21716 (free_scc_vn): Free the obstack.
21718 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
21720 * doc/invoke.texi: Document -ftree-loop-distribution.
21721 * tree-loop-distribution.c: New.
21722 * tree-pass.h (pass_loop_distribution): New.
21723 * graphds.h (struct graph): Add htab_t indices.
21724 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
21725 * tree-vectorizer.c (rename_variables_in_loop): Extern.
21726 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
21727 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
21728 * tree-data-ref.c (debug_data_dependence_relations): New.
21729 (dump_data_dependence_relation): Also print data references.
21730 (free_data_ref): Extern.
21731 (same_access_functions): Moved...
21732 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
21733 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21734 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
21735 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
21736 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
21737 (stmts_from_loop): Skip LABEL_EXPR.
21738 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
21740 (build_rdg): Initialize rdg->indices htab.
21741 (free_rdg, stores_from_loop, ref_base_address,
21742 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
21743 have_similar_memory_accesses_1, ref_base_address_1,
21744 remove_similar_memory_refs): New.
21745 * tree-data-ref.h: Depend on tree-chrec.h.
21746 (debug_data_dependence_relations, free_data_ref): Declared.
21747 (same_access_functions): ... here.
21748 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
21750 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
21751 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
21752 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
21753 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
21754 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
21755 rdg_vertex_for_stmt): Declared.
21756 (struct rdg_edge): Add level.
21758 (free_rdg, stores_from_loop, remove_similar_memory_refs,
21759 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
21761 (rdg_has_similar_memory_accesses): New.
21762 * tree-vect-analyze.c: Remove unused static decls.
21763 * lambda.h (dependence_level): New.
21764 * common.opt (ftree-loop-distribution): New.
21765 * tree-flow.h (mark_virtual_ops_in_bb,
21766 slpeel_tree_duplicate_loop_to_edge_cfg,
21767 rename_variables_in_loop): Declared.
21768 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
21769 (OBJS-common): Add tree-loop-distribution.o.
21770 (tree-loop-distribution.o): New rule.
21771 * tree-cfg.c (mark_virtual_ops_in_bb): New.
21772 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
21773 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
21775 2008-02-28 Joseph Myers <joseph@codesourcery.com>
21778 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
21779 other than structures and unions.
21781 2008-02-28 Richard Guenther <rguenther@suse.de>
21784 2008-02-26 Richard Guenther <rguenther@suse.de>
21786 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
21787 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
21788 (lookup_decl_from_uid): Declare.
21789 (remove_decl_from_map): Likewise.
21790 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
21791 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
21792 (decl_for_uid_map): New global hashtable mapping DECL_UID
21794 (init_ttree): Allocate it.
21795 (insert_decl_to_uid_decl_map): New helper function.
21796 (make_node_stat): Insert new decls into the map.
21797 (copy_node_stat): Likewise.
21798 (lookup_decl_from_uid): New function.
21799 (remove_decl_from_map): Likewise.
21800 (print_decl_for_uid_map_statistics): New helper.
21801 (dump_tree_statistics): Call it.
21803 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
21804 (referenced_var_iterator): Adjust.
21805 (FOR_EACH_REFERENCED_VAR): Adjust.
21806 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
21807 (num_referenced_vars): Adjust.
21808 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
21809 (first_referenced_var): Remove.
21810 (end_referenced_vars_p): Likewise.
21811 (next_referenced_var): Likewise.
21812 (referenced_var_iterator_set): New helper function.
21813 * tree-dfa.c (referenced_var_lookup): Adjust.
21814 (referenced_var_check_and_insert): Likewise.
21815 (remove_referenced_var): Likewise.
21816 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
21817 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21818 (verify_call_clobbering): Likewise.
21819 (verify_memory_partitions): Likewise.
21820 (init_tree_ssa): Allocate bitmap instead of hashtable for
21822 (delete_tree_ssa): Adjust.
21823 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
21824 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
21825 (compute_tag_properties): Likewise.
21826 (set_initial_properties): Likewise.
21827 (find_partition_for): Likewise.
21828 (update_reference_counts): Likewise.
21829 (dump_may_aliases_for): Likewise.
21830 * tree-ssa-operands.c (add_virtual_operand): Likewise.
21831 (add_call_clobber_ops): Likewise.
21832 (add_call_read_ops): Likewise.
21833 (get_asm_expr_operands): Likewise.
21834 * tree-into-ssa.c (dump_decl_set): Likewise.
21835 (update_ssa): Likewise.
21836 * tree-sra.c (scan_function): Likewise.
21837 (decide_instantiations): Likewise.
21838 (scalarize_parms): Likewise.
21839 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
21840 (dsa_named_for): Likewise.
21841 * tree-ssa-structalias.c (update_alias_info): Likewise.
21842 (merge_smts_into): Likewise.
21844 2008-02-27 David Daney <ddaney@avtrex.com>
21847 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
21848 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
21849 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
21850 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
21851 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
21853 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
21856 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
21857 (BUILT_IN_NEXTTOWARD): Remove.
21858 (BUILT_IN_NEXTTOWARDF): Ditto.
21859 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
21860 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
21862 2008-02-27 Tom Tromey <tromey@redhat.com>
21864 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
21865 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
21867 2008-02-27 Jan Beulich <jbeulich@novell.com>
21869 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
21870 update the respective field on newdecl.
21872 2008-02-27 Revital Eres <eres@il.ibm.com>
21874 PR rtl-optimization/34999
21875 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
21876 crossing edges that ends with a call insn.
21877 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
21878 call insn and clear the EDGE_CROSSING flag of the crossing edge
21879 when fixing fallthru edges.
21881 2008-02-27 Richard Guenther <rguenther@suse.de>
21883 PR middle-end/35390
21884 * fold-const.c (fold_unary): Return the correct argument,
21885 converted to the result type.
21887 2008-02-27 Richard Guenther <rguenther@suse.de>
21889 PR middle-end/34971
21890 * expr.c (expand_expr_real_1): Assert on rotates that operate
21892 * fold-const.c (fold_binary): Use the types precision, not the
21893 bitsize of the mode if folding rotate expressions. Build rotates
21894 only for full modes.
21896 2008-02-27 Jakub Jelinek <jakub@redhat.com>
21898 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
21899 and CPP_PRAGMA_EOL.
21900 * c-pragma.c (pragma_ns_name): New typedef.
21901 (registered_pp_pragmas): New variable.
21902 (c_pp_lookup_pragma): New function.
21903 (c_register_pragma_1): If flag_preprocess_only, do nothing
21904 for non-expanded pragmas, for expanded ones push pragma's
21905 namespace and name into registered_pp_pragmas vector.
21906 (c_invoke_pragma_handler): Register OpenMP pragmas even when
21907 flag_preprocess_only, don't register GCC pch_preprocess
21908 pragma if flag_preprocess_only.
21909 * c-opts.c (c_common_init): Call init_pragma even if
21910 flag_preprocess_only.
21911 * c-pragma.c (c_pp_lookup_pragma): New prototype.
21912 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
21913 cpp_register_pragma if flag_preprocess_only.
21915 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21918 * c-parser.c (c_parser_translation_unit): Warn for empty
21919 translation unit, not empty source file.
21921 2008-02-26 Paul Brook <paul@codesourcery.com>
21923 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
21924 operand for Thumb-2.
21925 * config/arm/arm.h (reg_class): Add CORE_REGS.
21926 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
21927 (BASE_REG_CLASS): Use CORE_REGS.
21928 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
21929 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
21930 (REGNO_OK_FOR_INDEX_P): Exclude SP.
21931 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
21932 ARM_REGNO_OK_FOR_INDEX_P.
21933 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
21934 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
21935 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
21936 (ldm/stm peepholes): Ditto.
21937 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
21938 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
21939 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
21940 * config/arm/constraints.md: Enable "k" constraint on ARM.
21942 2008-02-27 Ben Elliston <bje@au.ibm.com>
21944 * config/rs6000/rs6000.c: Annotate cache line size field in all
21945 instances of struct processor_costs.
21947 2008-02-26 David Edelsohn <edelsohn@gnu.org>
21949 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
21950 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
21951 jump_bypass): New counters.
21952 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
21953 * dce.c (gate_ud_dce): Same.
21954 (gate_fast_dce): Same.
21955 * dse.c (gate_dse1): New function.
21956 (gate_dse2): New function.
21957 (gate_dse): Merge results of new gate functions.
21958 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
21959 (gate_handle_jump_bypass): Add dbg_cnt.
21960 (gate_handle_gcse): Add dbg_cnt.
21961 * ifcvt.c (gate_handle_if_conversion): Same.
21962 (gate_handle_if_after_combine): Same.
21963 (gate_handle_if_after_reload): Same.
21964 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
21966 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
21968 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
21970 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
21972 2008-02-26 Jason Merrill <jason@redhat.com>
21975 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
21976 alone if it's the naming decl for the type's main variant.
21978 2008-02-26 Tom Tromey <tromey@redhat.com>
21980 * system.h (USE_MAPPED_LOCATION): Poison.
21981 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
21982 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
21983 (make_goto_expr_edges): Likewise.
21984 (remove_bb): Likewise.
21985 (execute_warn_function_return): Likewise.
21986 * basic-block.h (struct edge_def) <goto_locus>: Change type to
21988 * c-common.c (fname_decl): Remove old location code.
21989 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
21991 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
21993 (ASM_INPUT_SOURCE_LOCATION): Likewise.
21994 (gen_rtx_ASM_INPUT): Likewise.
21995 (gen_rtx_ASM_INPUT_loc): Likewise.
21996 (get_rtx_asm_OPERANDS): Remove.
21997 * cfglayout.c (insn_locators_alloc): Remove old location code.
21998 (set_curr_insn_source_location): Likewise.
21999 (curr_insn_locator): Likewise.
22000 * print-tree.c (print_node): Remove old location code.
22001 * tree-mudflap.c (mf_varname_tree): Remove old location code.
22002 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
22003 * cfgexpand.c (expand_gimple_cond_expr): Don't use
22004 location_from_locus.
22005 (construct_exit_block): Remove old location code.
22006 * emit-rtl.c (force_next_line_note): Remove old location code.
22007 * profile.c (branch_prob): Remove old location code.
22008 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
22009 LOC_LINE): Remove old-location variants.
22010 * langhooks.c (lhd_print_error_function): Remove old location
22012 * configure, config.in: Rebuilt.
22013 * configure.ac (--enable-mapped-location): Remove.
22014 * c-decl.c (c_init_decl_processing): Remove old location code.
22015 (finish_function): Likewise.
22016 * recog.c (decode_asm_operands): Remove old location code.
22017 * c-pch.c (c_common_read_pch): Remove old location code.
22018 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
22020 * gimple-low.c (lower_function_body): Remove old location code.
22021 * toplev.c (unknown_location): Remove.
22022 (push_srcloc): Remove old-location variant.
22023 (process_options): Remove old location code.
22024 (lang_dependent_init): Likewise.
22025 * input.h (UNKNOWN_LOCATION): Move definition.
22026 (location_t): Undeprecate.
22027 (source_locus): Remove.
22028 (location_from_locus): Remove.
22029 (struct location_s): Remove.
22030 Remove all old-location code.
22031 (input_line, input_filename): Remove.
22032 * final.c (final_scan_insn): Remove old location code.
22033 * diagnostic.c (diagnostic_build_prefix): Remove
22034 USE_MAPPED_LOCATION test.
22035 * tree.h (gimple_stmt) <locus>: Now a location_t.
22036 (tree_exp) <locus>: Likewise.
22037 (DECL_IS_BUILTIN): Remove old-location variant.
22038 (annotate_with_file_line, annotate_with_locus): Likewise.
22039 (expr_locus, set_expr_locus): Update.
22040 * tree.c (build1_stat): Remove old location code.
22041 (last_annotated_node): Remove.
22042 (annotate_with_file_line): Remove old-location variant.
22043 (annotate_with_locus): Likewise.
22044 (expr_location): Remove old location code.
22045 (set_expr_location): Likewise.
22046 (expr_has_location): Likewise.
22047 (expr_locus): Likewise.
22048 (set_expr_locus): Likewise.
22049 (expr_filename): Don't use location_from_locus.
22050 (expr_lineno): Likewise.
22051 * rtl-error.c (location_for_asm): Remove old location code.
22052 * c-lex.c (cb_line_change): Remove old location code.
22053 (fe_file_change): Likewise.
22054 (cb_def_pragma): Likewise.
22055 (c_lex_with_flags): Likewise.
22056 * gengtype.c (do_typedef): Don't special-case location types.
22057 (define_location_structures): Remove.
22058 (main): Don't call define_location_structures.
22059 * tree-pretty-print.c (dump_implicit_edges): Remove old location
22062 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22065 * builtins.def (BUILT_IN_STDARG_START): Remove.
22066 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
22067 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
22068 * tree-inline.c (inline_forbidden_p_1): Likewise.
22070 2008-02-26 Richard Guenther <rguenther@suse.de>
22072 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22073 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22074 (lookup_decl_from_uid): Declare.
22075 (remove_decl_from_map): Likewise.
22076 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22077 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22078 (decl_for_uid_map): New global hashtable mapping DECL_UID
22080 (init_ttree): Allocate it.
22081 (insert_decl_to_uid_decl_map): New helper function.
22082 (make_node_stat): Insert new decls into the map.
22083 (copy_node_stat): Likewise.
22084 (lookup_decl_from_uid): New function.
22085 (remove_decl_from_map): Likewise.
22086 (print_decl_for_uid_map_statistics): New helper.
22087 (dump_tree_statistics): Call it.
22089 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22090 (referenced_var_iterator): Adjust.
22091 (FOR_EACH_REFERENCED_VAR): Adjust.
22092 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22093 (num_referenced_vars): Adjust.
22094 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22095 (first_referenced_var): Remove.
22096 (end_referenced_vars_p): Likewise.
22097 (next_referenced_var): Likewise.
22098 (referenced_var_iterator_set): New helper function.
22099 * tree-dfa.c (referenced_var_lookup): Adjust.
22100 (referenced_var_check_and_insert): Likewise.
22101 (remove_referenced_var): Likewise.
22102 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22103 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22104 (verify_call_clobbering): Likewise.
22105 (verify_memory_partitions): Likewise.
22106 (init_tree_ssa): Allocate bitmap instead of hashtable for
22108 (delete_tree_ssa): Adjust.
22109 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22110 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22111 (compute_tag_properties): Likewise.
22112 (set_initial_properties): Likewise.
22113 (find_partition_for): Likewise.
22114 (update_reference_counts): Likewise.
22115 (dump_may_aliases_for): Likewise.
22116 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22117 (add_call_clobber_ops): Likewise.
22118 (add_call_read_ops): Likewise.
22119 (get_asm_expr_operands): Likewise.
22120 * tree-into-ssa.c (dump_decl_set): Likewise.
22121 (update_ssa): Likewise.
22122 * tree-sra.c (scan_function): Likewise.
22123 (decide_instantiations): Likewise.
22124 (scalarize_parms): Likewise.
22125 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22126 (dsa_named_for): Likewise.
22127 * tree-ssa-structalias.c (update_alias_info): Likewise.
22128 (merge_smts_into): Likewise.
22130 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22133 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
22134 * c-opts.c (c_common_handle_option): Wall enables
22135 Wvolatile-register-var.
22136 * common.opt: Move Wvolatile-register-var to...
22139 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22141 * common.opt (Wlarger-than=): New.
22142 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
22144 * opts.c (common_handle_option): Handle -Wlarger-than=.
22145 * optc-gen.awk: Likewise.
22146 * opth-gen.awk: Likewise.
22147 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
22148 * tree-optimize.c (tree_rest_of_compilation): Likewise.
22150 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22152 * c-common.c (match_case_to_enum_1): Add appropriate
22153 OPT_W* parameter to warning.
22154 (c_do_switch_warnings): Likewise.
22155 * c-typeck.c (warning_init): Add one more parameter following
22156 'warning' function.
22157 (push_init_level): Update call to warning_init.
22158 (pop_init_level): Likewise.
22159 (add_pending_init): Likewise.
22160 (output_init_element: Likewise.
22162 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22165 * toplev.c (toplev_main): If there are warnings or error, print
22166 errors for ignored options.
22167 * opts.c (ignored_options): New static variable.
22168 (postpone_unknown_option_error): New.
22169 (print_ignored_options): New.
22170 (handle_option): Postpone errors for unknown -Wno-* options.
22171 * opts.h (print_ignored_options): Declare.
22173 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
22175 * config/mips/mips.md (loadgp_blockage, blockage): Change type
22178 2008-02-25 Richard Guenther <rguenther@suse.de>
22181 2008-02-25 Richard Guenther <rguenther@suse.de>
22183 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22184 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22185 (lookup_decl_from_uid): Declare.
22186 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22187 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22188 (decl_for_uid_map): New global hashtable mapping DECL_UID
22190 (init_ttree): Allocate it.
22191 (insert_decl_to_uid_decl_map): New helper function.
22192 (make_node_stat): Insert new decls into the map.
22193 (copy_node_stat): Likewise.
22194 (lookup_decl_from_uid): New function.
22195 (print_decl_for_uid_map_statistics): New helper.
22196 (dump_tree_statistics): Call it.
22198 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22199 (referenced_var_iterator): Adjust.
22200 (FOR_EACH_REFERENCED_VAR): Adjust.
22201 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22202 (num_referenced_vars): Adjust.
22203 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22204 (first_referenced_var): Remove.
22205 (end_referenced_vars_p): Likewise.
22206 (next_referenced_var): Likewise.
22207 (referenced_var_iterator_set): New helper function.
22208 * tree-dfa.c (referenced_var_lookup): Adjust.
22209 (referenced_var_check_and_insert): Likewise.
22210 (remove_referenced_var): Likewise.
22211 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22212 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22213 (verify_call_clobbering): Likewise.
22214 (verify_memory_partitions): Likewise.
22215 (init_tree_ssa): Allocate bitmap instead of hashtable for
22217 (delete_tree_ssa): Adjust.
22218 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22219 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22220 (compute_tag_properties): Likewise.
22221 (set_initial_properties): Likewise.
22222 (find_partition_for): Likewise.
22223 (update_reference_counts): Likewise.
22224 (dump_may_aliases_for): Likewise.
22225 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22226 (add_call_clobber_ops): Likewise.
22227 (add_call_read_ops): Likewise.
22228 (get_asm_expr_operands): Likewise.
22229 * tree-into-ssa.c (dump_decl_set): Likewise.
22230 (update_ssa): Likewise.
22231 * tree-sra.c (scan_function): Likewise.
22232 (decide_instantiations): Likewise.
22233 (scalarize_parms): Likewise.
22234 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22235 (dsa_named_for): Likewise.
22236 * tree-ssa-structalias.c (update_alias_info): Likewise.
22237 (merge_smts_into): Likewise.
22239 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22242 * doc/invoke.texi (-fcx-limited-range): Document new option.
22243 * toplev.c (process_options): Handle -fcx-fortran-rules.
22244 * common.opt: Add documentation for -fcx-fortran-rules.
22246 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
22249 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
22250 actual behaviour and C99.
22252 2008-02-26 Ben Elliston <bje@au.ibm.com>
22254 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
22255 (ASM_CPU_POWER6_SPEC): Likewise.
22256 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
22257 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
22258 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
22260 2008-02-25 Richard Guenther <rguenther@suse.de>
22262 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
22263 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
22264 (lookup_decl_from_uid): Declare.
22265 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
22266 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
22267 (decl_for_uid_map): New global hashtable mapping DECL_UID
22269 (init_ttree): Allocate it.
22270 (insert_decl_to_uid_decl_map): New helper function.
22271 (make_node_stat): Insert new decls into the map.
22272 (copy_node_stat): Likewise.
22273 (lookup_decl_from_uid): New function.
22274 (print_decl_for_uid_map_statistics): New helper.
22275 (dump_tree_statistics): Call it.
22277 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
22278 (referenced_var_iterator): Adjust.
22279 (FOR_EACH_REFERENCED_VAR): Adjust.
22280 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
22281 (num_referenced_vars): Adjust.
22282 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
22283 (first_referenced_var): Remove.
22284 (end_referenced_vars_p): Likewise.
22285 (next_referenced_var): Likewise.
22286 (referenced_var_iterator_set): New helper function.
22287 * tree-dfa.c (referenced_var_lookup): Adjust.
22288 (referenced_var_check_and_insert): Likewise.
22289 (remove_referenced_var): Likewise.
22290 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
22291 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22292 (verify_call_clobbering): Likewise.
22293 (verify_memory_partitions): Likewise.
22294 (init_tree_ssa): Allocate bitmap instead of hashtable for
22296 (delete_tree_ssa): Adjust.
22297 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
22298 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
22299 (compute_tag_properties): Likewise.
22300 (set_initial_properties): Likewise.
22301 (find_partition_for): Likewise.
22302 (update_reference_counts): Likewise.
22303 (dump_may_aliases_for): Likewise.
22304 * tree-ssa-operands.c (add_virtual_operand): Likewise.
22305 (add_call_clobber_ops): Likewise.
22306 (add_call_read_ops): Likewise.
22307 (get_asm_expr_operands): Likewise.
22308 * tree-into-ssa.c (dump_decl_set): Likewise.
22309 (update_ssa): Likewise.
22310 * tree-sra.c (scan_function): Likewise.
22311 (decide_instantiations): Likewise.
22312 (scalarize_parms): Likewise.
22313 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
22314 (dsa_named_for): Likewise.
22315 * tree-ssa-structalias.c (update_alias_info): Likewise.
22316 (merge_smts_into): Likewise.
22318 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
22321 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
22322 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
22323 * alias.h (nonoverlapping_memrefs_p): Likewise.
22325 2008-02-25 Jan Beulich <jbeulich@novell.com>
22327 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
22328 * config/i386/netware-libgcc.exp: Add __bswap?i2,
22329 __emultls_get_address, __emultls_register_common,
22330 __floatundi?f, and _Unwind_GetIPInfo.
22331 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
22332 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
22333 (gen_regparm_prefix): Likewise.
22334 (i386_nlm_encode_section_info): Sync with
22335 config/i386/winnt.c:i386_pe_encode_section_info().
22336 (i386_nlm_maybe_mangle_decl_assembler_name): New.
22337 i386_nlm_mangle_decl_assembler_name): New.
22338 (netware_override_options): New.
22339 * config/i386/netware.h (netware_override_options): Declare.
22340 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
22341 (i386_nlm_mangle_decl_assembler_name): Declare.
22342 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
22344 2008-02-25 Ben Elliston <bje@au.ibm.com>
22347 * c-decl.c (grokdeclarator): Remove unused local variables
22348 `typedef_type' and `type_as_written'.
22350 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
22351 unused local variable `has_hot_blocks'.
22352 (fix_crossing_conditional_branches): Remove unused local variable
22355 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
22357 PR middle-end/19984
22358 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
22359 using DEF_C99_BUILTIN.
22360 (BUILT_IN_NANF): Ditto.
22361 (BUILT_IN_NANL): Ditto.
22363 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
22364 Revital Eres <eres@il.ibm.com>
22366 * modulo-sched.c (calculate_must_precede_follow): Address TODO
22367 regarding the order of two dependent insns in the same row.
22369 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
22371 * stor-layout.c (layout_decl): Do not bump the alignment of a
22372 bit-field to more than byte alignment if it is packed.
22374 2008-02-24 David Edelsohn <edelsohn@gnu.org>
22376 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
22379 2008-02-24 Diego Novillo <dnovillo@google.com>
22381 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
22384 * tree-vrp.c (vrp_evaluate_conditional): With
22385 -Wtype-limits, emit a warning when comparing against a
22386 constant outside the natural range of OP0's type.
22387 * c.opt (Wtype-limits): Move ...
22388 * common.opt (Wtype-limits): ... here.
22390 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
22392 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
22393 * config/rs6000/e300c2c3.md: New file.
22394 * config/rs6000/rs6000.c (processor_costs): Add new costs for
22396 (rs6000_override_options): Add e300c2 and e300c3 cases to
22397 processor_target_table. Do not allow usage of Altivec or Spe
22398 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
22399 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
22400 * config/rs6000/rs6000.h (processor_type): Add
22401 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
22402 (ASM_CPU_SPEC): Add e300c2 and e300c3.
22403 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
22404 and ppce300c3. Include e300c2c3.md.
22406 2008-02-23 David Edelsohn <edelsohn@gnu.org>
22408 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
22409 instead of TARGET_STRICT_ALIGN.
22411 2008-02-23 Joseph Myers <joseph@codesourcery.com>
22413 * explow.c (memory_address): Assert that the generated address is
22416 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
22419 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
22420 * config/darwin-ppc-ldouble-patch.def: New file.
22421 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
22422 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
22423 SUBTARGET_INIT_BUILTINS if defined.
22424 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
22427 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22430 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
22431 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
22433 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
22436 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
22437 file" warning condtional on -Winvalid-PCH.
22439 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
22441 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
22443 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
22447 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
22448 prevent reload from using MMX registers.
22449 (*mov<mode>_internal): Ditto.
22450 (*movv2sf_internal_rex64): Ditto.
22451 (*movv2sf_internal): Ditto.
22453 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22455 PR documentation/31569
22456 * doc/install.texi2html: Use makeinfo --no-number-sections.
22458 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22460 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
22461 ensure that we can address an entire entity > 8 bytes. Don't
22462 generate reg+reg addressing for such data.
22464 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22466 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
22467 strings when optimizing for size, unless the target cares about
22470 2008-02-22 Tom Tromey <tromey@redhat.com>
22472 * regclass.c (current_pass): Remove declaration.
22474 2008-02-22 Anatoly Sokolov <aesok@post.ru>
22476 * config/avr/libgcc.S (__RAMPZ__): Define.
22477 (__do_copy_data): Add for devices with 128KB code memory.
22479 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
22481 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
22483 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
22485 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
22487 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
22490 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22493 * c-typeck.c (build_binary_op): Warn about floating point
22494 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
22496 2008-02-21 Janis Johnson <janis187@us.ibm.com>
22499 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
22500 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
22502 (rs6000_override_options): Set altivec_abi as default, not override,
22503 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
22504 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
22505 is used; use new member spe_abi.
22506 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
22507 spe_abi and altivec_abi.
22509 2008-02-22 Tomas Bily <tbily@suse.cz>
22511 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
22513 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22516 * config.build (build_file_translate): Set to `CMD //c' only if
22518 * Makefile.in (build_file_translate): Improve comment.
22520 2008-02-21 Jan Hubicka <jh@suse.cz>
22522 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
22523 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
22524 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
22526 2008-02-21 Michael Matz <matz@suse.de>
22529 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
22531 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
22533 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
22534 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
22535 as insn constraint.
22536 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
22537 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
22538 SSE_VEC_FLOAT_MODE_P as insn constraint.
22539 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
22540 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
22541 sse4a_movntdf using MODEF mode iterator.
22542 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
22543 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
22544 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
22545 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
22546 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
22547 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
22548 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
22550 2008-02-21 Richard Guenther <rguenther@suse.de>
22552 * tree.def (PAREN_EXPR): New tree code.
22553 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
22555 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
22556 * expr.c (expand_expr_real_1): Likewise.
22557 * tree-inline.c (estimate_num_insns_1): Likewise.
22558 * tree-complex.c (expand_complex_move): Likewise.
22559 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
22562 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22565 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
22567 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
22570 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
22572 * config/sh/sh.c (find_barrier): Don't go past
22573 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
22575 2008-02-20 DJ Delorie <dj@redhat.com>
22577 * config/h8300/h8300.md (insv): Force source operand to be a register.
22579 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
22580 as a jump, not as a plain insn.
22582 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
22584 * doc/invoke.texi (Warning Options): Add new option
22585 -Wframe-larger-than=.
22586 (-Wframe-larger-than): Document.
22588 * flags.h (warn_frame_larger_than, frame_larger_than_size):
22589 Add declarations for new option variables.
22591 * final.c (final_start_function): Check the frame size
22592 before emission and issue a Wframe-larger-than warning.
22594 * opts.c (warn_frame_larger_than, frame_larger_than_size):
22595 Add definitions for new option variables.
22596 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
22598 * common.opt (Wframe-larger-than=): New option.
22600 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22602 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
22603 (<sse>_div<mode>3): Ditto.
22604 (<sse>_vmdiv<mode>3): Ditto.
22605 (<sse>_vmsqrt<mode>2): Ditto.
22606 (*smax<mode>3): Ditto.
22607 (sse5_frcz<mode>2): Ditto.
22608 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
22609 as insn constraint.
22611 2008-02-20 Richard Guenther <rguenther@suse.de>
22613 PR middle-end/35265
22614 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
22615 be happy with INTEGRAL_TYPE_P.
22617 2008-02-20 Richard Guenther <rguenther@suse.de>
22619 * fold-const.c (split_tree): Associate floatig-point expressions
22620 if flag_associative_math is set.
22622 2008-02-20 Richard Guenther <rguenther@suse.de>
22624 * tree.h (fold_real_zero_addition_p): Declare.
22625 * fold-const.c (fold_real_zero_addition_p): Export.
22626 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
22627 floating-point operations with zero and one.
22629 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
22631 * doc/install.texi: Correct references to CFLAGS, replacing them
22632 with BOOT_CFLAGS. Document flags used during bootstrap for
22635 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
22637 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
22638 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
22639 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
22641 (smin<mode>3): Ditto from similar patterns.
22642 (smax<mode>3): Ditto.
22643 (*ieee_smin<mode>3): Ditto.
22644 (*ieee_smax<mode>3): Ditto.
22645 * config/i386/sse.md (sse): New mode attribute.
22646 (mov<mode>): Macroize expander from movv4sf and movv2df using
22647 SSEMODEF2P mode iterator.
22648 (<sse>_movnt<mode>): Ditto from similar patterns. Use
22649 SSE_VEC_FLOAT_MODE_P as insn constraint.
22650 (storent<mode>): Ditto.
22651 (storent<mode>): Macroize expander from storentsf and storentdf using
22652 MODEF mode iterator.
22653 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
22654 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
22655 (abs<mode>2): Ditto from similar patterns.
22656 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
22657 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
22658 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
22659 (<sse>_vmsqrt<mode>2): Ditto.
22660 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
22661 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
22662 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
22663 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
22664 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
22665 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
22666 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
22668 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
22669 iterator and SSE_FLOAT_MODE_P as insn constraint.
22670 (<sse>_ucomi): Ditto from similar patterns.
22671 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
22672 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
22673 SSE_VEC_FLOAT_MODE_P as insn constraint.
22674 (vcond<mode>): Ditto from similar patterns.
22675 (and<mode>3, *and<mode>3): Ditto.
22676 (<sse>_nand<mode>3): Ditto.
22677 (ior<mode>3, *ior<mode>3): Ditto.
22678 (xor<mode>3, *xor<mode>3): Ditto.
22679 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
22680 iterator and SSE_FLOAT_MODE_P as insn constraint.
22681 (*nand<mode>3): Ditto from similar patterns.
22682 (*ior<mode>3): Ditto.
22683 (*xor<mode>3): Ditto.
22685 2008-02-20 Ira Rosen <irar@il.ibm.com>
22687 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
22688 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
22689 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
22691 2008-02-19 Jan Hubicka <jh@suse.cz>
22693 * predict.c (tree_bb_level_predictions): Remove variable next
22694 mistakely introduced by previous commit.
22696 2008-02-19 Jan Hubicka <jh@suse.cz>
22698 * predict.c (predict_paths_leading_to): Rewrite.
22699 (predict_paths_for_bb): New.
22700 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
22702 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22705 * Makefile.in (build_file_translate): New.
22706 (gcc-vers.texi): Use it for translating $(abs_srcdir).
22707 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
22708 * configure.ac (build_file_translate): Substitute it.
22709 * configure: Regenerate.
22711 2008-02-19 Jan Hubicka <jh@suse.cz>
22713 PR rtl-optimization/34408
22714 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
22717 2008-02-19 Jan Hubicka <jh@suse.cz>
22719 PR middle-end/28779
22720 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
22723 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
22726 * config/i386/i386-modes.def: Revert the last DI alignment
22727 change until Ada people can look into it.
22729 2008-02-19 Nick Clifton <nickc@redhat.com>
22731 * opts.c (print_specific_help): Fix typo in --help text.
22733 2008-02-19 Jakub Jelinek <jakub@redhat.com>
22736 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
22737 32-bit inline asm without asm alternatives for host GCC < 3.0.
22739 2008-02-19 Richard Guenther <rguenther@suse.de>
22741 PR tree-optimization/34989
22742 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
22743 Allow propagation to INDIRECT_REF if we can simplify only.
22745 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22747 * c-common.c (warn_for_collisions_1): Use appropriate option when
22750 2008-02-19 Nick Clifton <nickc@redhat.com>
22753 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
22754 (handle_options): Fix indentation.
22755 (print_filtered_help): If no language-specific options were
22756 displayed tell the user how to list all the options supported by
22757 the language's front-end.
22758 (print_specific_help): Fix indentation and remove duplicate line.
22759 (common_handle_option): Handle the -v option.
22760 For --help enable the display of undocumented options if the -v
22761 switch has been included on the command line.
22762 For --help= check for overlaps in the arguments between the option
22763 classes and the language names and issue a warning when they
22764 cannot be disambiguated.
22765 * c.opt (v): Pass on to the common option handler.
22767 2008-02-19 Revital Eres <eres@il.ibm.com>
22769 * modulo-sched.c (sms_schedule): Change dump message when
22770 create_ddg function fails.
22771 (try_scheduling_node_in_cycle): Rename row to cycle.
22772 (print_partial_schedule): Rename CYCLE to ROW.
22774 2008-02-19 Christian Bruel <christian.bruel@st.com>
22775 Zdenek Dvorak <ook@ucw.cz>
22777 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
22779 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22782 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
22783 (*x86_movdicc_0_m1_se): Ditto.
22785 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
22787 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
22788 (CMPtype): Define as __gcc_CMPtype.
22789 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
22790 (CMPtype): Define as __gcc_CMPtype.
22792 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
22794 Support valgrind 3.3 for --enable-checking=valgrind.
22795 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
22797 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
22798 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
22799 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
22800 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
22801 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
22802 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
22803 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
22805 * ggc-zone.c: Similar.
22806 * ggc-page.c: Similar.
22808 2008-02-19 Paul Brook <paul@codesourcery.com>
22811 * config/arm/ieee754-df.S: Fix do_it typo.
22812 * config/arm/ieee754-sf.S: Fix do_it typo.
22814 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22817 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
22818 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
22819 (OPTION_MASK_ISA_SSE_SET): Likewise.
22820 (OPTION_MASK_ISA_SSE2_SET): Likewise.
22821 (OPTION_MASK_ISA_SSE3_SET): Likewise.
22822 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
22823 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
22824 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
22825 (OPTION_MASK_ISA_SSE4_SET): Likewise.
22826 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
22827 (OPTION_MASK_ISA_SSE5_SET): Likewise.
22828 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
22829 (OPTION_MASK_ISA_MMX_UNSET): Updated.
22830 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
22831 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
22832 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
22833 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
22834 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
22835 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
22836 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
22837 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
22838 (OPTION_MASK_ISA_SSE4): Removed.
22839 (ix86_handle_option): Turn on bits in ix86_isa_flags and
22840 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
22841 (override_options): Don't turn on implied SSE/MMX bits in
22844 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
22846 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
22849 2008-02-18 Joey Ye <joey.ye@intel.com>
22851 PR middle-end/34921
22852 * tree-nested.c (insert_field_into_struct): Set type alignment
22853 to field alignment if the former is less than the latter.
22855 2008-02-18 Jakub Jelinek <jakub@redhat.com>
22857 * BASE-VER: Set to 4.4.0.
22859 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22861 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
22862 * doc/cfg.texi: Likewise.
22863 * doc/extend.texi: Likewise.
22864 * doc/gty.texi: Likewise.
22865 * doc/invoke.texi: Likewise.
22866 * doc/loop.texi: Likewise.
22867 * doc/md.texi: Likewise.
22868 * doc/passes.texi: Likewise.
22869 * doc/rtl.texi: Likewise.
22870 * doc/sourcebuild.texi: Likewise.
22871 * doc/tm.texi: Likewise.
22872 * doc/tree-ssa.texi: Likewise.
22874 2008-02-17 Richard Guenther <rguenther@suse.de>
22876 PR middle-end/35227
22877 * tree-complex.c (init_parameter_lattice_values): Handle parameters
22878 without default definition.
22880 2008-02-17 Richard Guenther <rguenther@suse.de>
22882 PR tree-optimization/35231
22883 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
22886 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
22889 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22890 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22891 libgcc_cmp_return mode.
22893 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22896 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
22898 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
22900 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
22903 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22905 * doc/c-tree.texi: Use `@.' where appropriate.
22906 * doc/extend.texi: Likewise.
22907 * doc/install.texi: Likewise.
22908 * doc/invoke.texi: Likewise.
22909 * doc/loop.texi: Likewise.
22910 * doc/makefile.texi: Likewise.
22911 * doc/md.texi: Likewise.
22912 * doc/passes.texi: Likewise.
22913 * doc/standards.texi: Likewise.
22914 * doc/tm.texi: Likewise.
22916 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22918 PR middle-end/35196
22919 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
22921 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
22922 rather than in entry_bb.
22924 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22926 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
22927 libgcc_cmp_return mode.
22929 2008-02-15 Jakub Jelinek <jakub@redhat.com>
22931 PR middle-end/35130
22932 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
22933 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
22935 2008-02-15 Richard Guenther <rguenther@suse.de>
22936 Zdenek Dvorak <ook@ucw.cz>
22938 PR tree-optimization/35164
22939 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
22940 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
22941 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
22942 Only propagate addresses which do not have abnormal SSA_NAMEs
22945 2008-02-15 Joseph Myers <joseph@codesourcery.com>
22948 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
22950 2008-02-15 Jan Hubicka <jh@suse.cz>
22952 PR middle-end/35149
22953 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
22955 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22957 PR middle-end/34621
22958 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
22959 when calculating alignment_pad.
22961 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
22963 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
22964 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
22965 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
22966 and STACK_BOUNDARY define.
22968 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
22970 PR preprocessor/35061
22971 * c-pragma.c (handle_pragma_pop_macro): Check that
22972 pushed_macro_table has been allocated.
22974 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
22976 PR middle-end/35136
22977 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
22978 (force_gimple_operand): Likewise.
22979 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
22980 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
22981 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
22982 (find_interesting_uses_address): Check addressability and alignment
22983 of the base expression only after substituting bases of IVs into it.
22985 2008-02-14 Michael Matz <matz@suse.de>
22988 * function.c (instantiate_virtual_regs_in_insn): Reload address
22989 before falling back to reloading the whole operand.
22991 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
22993 * config/s390/s390.c (s390_mainpool_start): Emit the pool
22994 before the first section switch note.
22996 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
22998 * doc/bugreport.texi: Update copyright years.
22999 * doc/c-tree.texi: Likewise.
23000 * doc/cfg.texi: Likewise.
23001 * doc/cpp.texi: Likewise.
23002 * doc/cppinternals.texi: Likewise.
23003 * doc/fragments.texi: Likewise.
23004 * doc/frontends.texi: Likewise.
23005 * doc/gcc.texi: Likewise.
23006 * doc/gty.texi: Likewise.
23007 * doc/hostconfig.texi: Likewise.
23008 * doc/implement-c.texi: Likewise.
23009 * doc/libgcc.texi: Likewise.
23010 * doc/loop.texi: Likewise.
23011 * doc/makefile.texi: Likewise.
23012 * doc/options.texi: Likewise.
23013 * doc/passes.texi: Likewise.
23014 * doc/rtl.texi: Likewise.
23015 * doc/sourcebuild.texi: Likewise.
23016 * doc/standards.texi: Likewise.
23017 * doc/tree-ssa.texi: Likewise.
23018 * doc/trouble.texi: Likewise.
23020 * doc/extend.texi: Use @: or add comma where appropriate.
23021 * doc/invoke.texi: Likewise.
23022 * doc/tm.texi: Likewise.
23024 2008-02-14 Alan Modra <amodra@bigpond.net.au>
23027 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
23030 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
23032 * doc/md.texi (clz, ctz): Add reference.
23033 * doc/rtl.texi (clz, ctz): Likewise.
23035 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23038 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
23041 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
23043 * config/s390/s390.c (struct constant_pool): New field
23044 emit_pool_after added.
23045 (s390_mainpool_start): Set the emit_pool_after flag according
23046 to the section switch notes.
23047 (s390_mainpool_finish): Consider emit_pool_after when emitting
23048 the literal pool at the end of the function.
23049 (s390_chunkify_start): Force literal pool splits at section
23052 2008-02-13 Michael Matz <matz@suse.de>
23055 * var-tracking.c (clobber_variable_part): Correctly traverse the
23058 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23061 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
23062 Add -fdump-ipa-inline.
23063 * tree-dump.c (dump_files): Remove tree-inlined dump.
23064 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
23066 2008-02-12 Richard Guenther <rguenther@suse.de>
23068 PR tree-optimization/35171
23069 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
23072 2008-02-12 Richard Guenther <rguenther@suse.de>
23074 PR middle-end/35163
23075 * fold-const.c (fold_widened_comparison): Use get_unwidened in
23076 value-preserving mode. Disallow final truncation.
23078 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
23080 PR middle-end/35136
23081 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
23082 code from here to...
23083 (force_gimple_operand): ...here.
23085 2008-02-12 Jakub Jelinek <jakub@redhat.com>
23088 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
23089 non-compatible pointers.
23090 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
23091 different FIELD_DECLs, try harder by comparing field offsets, sizes
23094 PR inline-asm/35160
23095 * function.c (match_asm_constraints_1): Don't replace the same input
23098 2008-02-12 Anatoly Sokolov <aesok@post.ru>
23100 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
23101 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
23102 (expand_epilogue): Restore RAMPZ register.
23103 * config/avr/avr.md (RAMPZ_ADDR): New constant.
23105 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
23107 * config/i386/cygwin.asm: (__alloca): Correct calling
23108 convention and alignment.
23109 (__chkstk): Force 8 byte stack alignment.
23111 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
23112 Richard Guenther <rguenther@suse.de>
23114 PR tree-optimization/33992
23115 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
23116 the zero we compare against.
23118 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
23120 PR libfortran/35063
23121 * gthr-win32.h (__gthread_mutex_destroy_function): New function
23122 to CloseHandle after unlocking to prevent accumulation of handle
23125 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23127 PR middle_end/34150
23128 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
23129 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
23130 and update LABEL_NUSES during and after reload.
23132 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
23134 PR middle-end/34627
23135 * combine.c (simplify_if_then_else): Make sure the comparison is
23136 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
23138 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
23141 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
23142 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
23143 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
23144 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
23145 * tree.h (get_type_static_bounds): Likewise.
23147 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23149 * doc/invoke.texi (Option Summary, C++ Dialect Options)
23150 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23151 Make -Wfoo language annotations match what the compiler outputs.
23153 2008-02-08 Sa Liu <saliu@de.ibm.com>
23155 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
23156 intrinsics spu_convts, spu_convtu, spu_convtf.
23158 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
23160 * doc/extend.texi (Function Attributes) <noinline>: Mention
23161 asm ("") as method to keep calls.
23163 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23166 * doc/options.texi (Options): Replace references to opts.sh with
23168 * opts-common.c: Likewise.
23169 * optc-gen.awk: Likewise.
23171 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
23173 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
23175 2008-02-07 Richard Henderson <rth@redhat.com>
23178 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
23179 EXPR_LIST for the REG_EQUAL instead of a comparison with a
23182 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
23184 PR tree-optimization/35085
23185 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
23186 for operand entry oe2 in addition to operand entry oe3 in order to
23187 expose more opportunities for vectorizer sum reduction.
23189 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23192 * Makefile.in (LIBS): Remove $(GMPLIBS).
23193 (cc1-dummy, cc1): Add $(GMPLIBS).
23195 2008-02-06 Jan Hubicka <jh@suse.cz>
23198 * i386.md (moddf_integer): Do not produce partial memory stalls for
23199 targets where it hurts.
23201 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
23204 * optabs.c (expand_float): Do not check for decimal modes when
23205 expanding unsigned integer through signed conversion.
23207 2008-02-06 Nick Clifton <nickc@redhat.com>
23209 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
23210 inside the clobber with a match_operand and duplicated operand
23211 number in the constraint.
23212 (ineqbranchsi): Delete redundant comment.
23214 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
23216 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
23217 builtin_define ("__USE_INIT_FINI__").
23218 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
23220 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
23222 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23224 PR documentation/30330
23225 * doc/invoke.texi (C++ Dialect Options)
23226 (Objective-C and Objective-C++ Dialect Options, Warning Options):
23227 For each warning option -Wfoo that allows -Wno-foo, ensure both
23228 -Wfoo and -Wno-foo are listed in the option index. Fix index
23229 entry of -Wswitch-default, index -Wnormalized= including the
23230 `=', and -Wlarger-than-@var{len} including @var{len}.
23232 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23234 * config/i386/i386.md (floatunssisf2): Use
23235 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
23236 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
23237 Macroize expander using MODEF mode iterator.
23239 2008-02-05 Diego Novillo <dnovillo@google.com>
23241 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
23244 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
23246 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
23249 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
23251 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
23254 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
23255 to indicate if a message should be generated.
23256 (init_cumulative_args): Updated.
23257 (function_value_32): Likewise.
23259 2008-02-05 Joseph Myers <joseph@codesourcery.com>
23261 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
23263 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
23266 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
23267 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
23269 2008-02-04 Diego Novillo <dnovillo@google.com>
23271 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
23274 * tree-vrp.c (vrp_evaluate_conditional): With
23275 -Wtype-limits, emit a warning when comparing against a
23276 constant outside the natural range of OP0's type.
23278 2008-02-04 Richard Guenther <rguenther@suse.de>
23280 PR middle-end/33631
23281 * expr.c (count_type_elements): Give for unions instead of
23284 2008-02-04 Richard Guenther <rguenther@suse.de>
23286 PR middle-end/35043
23287 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
23288 to TYPE_DOMAINs base type instead of using bitsizetype here.
23290 2008-02-03 Jason Merrill <jason@redhat.com>
23292 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
23294 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
23297 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
23298 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
23299 (RS/6000 and PowerPC Options): Fix typos and markup.
23300 * doc/passes.texi (Tree-SSA passes): Likewise.
23302 2008-02-02 Michael Matz <matz@suse.de>
23305 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
23306 from record_last_reg_set_info.
23307 (record_last_reg_set_info): Take an RTX argument, iterate over all
23308 constituent hardregs.
23309 (record_last_set_info, record_opr_changes): Change calls to
23310 new signature or to record_last_reg_set_info_regno.
23312 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
23314 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
23316 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
23318 PR rtl-optimization/34773
23319 * reg-notes.def (EQUAL): Mention significance of combination of
23320 REG_EQUAL and REG_RETVAL.
23321 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
23322 insn that has a REG_RETVAL.
23324 2008-02-01 Roger Sayle <roger@eyesopen.com>
23327 * configure.ac (--enable-fixed-point): Disable unless explicitly
23329 * configure: Regenerate.
23331 2008-02-01 Richard Guenther <rguenther@suse.de>
23334 * invoke.texi (-finline-limit): Remove no longer true parts
23335 of the documentation. Note that there is no default value.
23337 2008-02-01 Andrew Pinski <pinskia@gmail.com>
23338 Mark Mitchell <mark@codesourcery.com>
23339 Ben Elliston <bje@au.ibm.com>
23342 * doc/extend.texi (Other Builtins): Document.
23344 2008-01-31 Tom Browder <tom.browder@gmail.com>
23346 * doc/c-tree.texi (Types): Fix grammar.
23347 (Expression trees): Ditto.
23348 * doc/passes.texi (Tree-SSA passes): Ditto.
23350 * doc/configterms.texi (Configure Terms): Fix typo.
23351 * doc/cpp.texi (Common Predefined Macros): Ditto.
23352 * doc/md.texi (Machine Constraints): Ditto.
23354 * doc/makefile.texi (Makefile): Add comma.
23356 2008-01-31 Tom Browder <tom.browder@gmail.com>
23357 Gerald Pfeifer <gerald@pfeifer.com>
23359 * doc/sourcebuild.texi (Front End): Remove references to CVS
23360 and CVSROOT/modules.
23361 (Texinfo Manuals): Replace reference to CVS by one to SVN.
23362 (Back End): Remove reference to CVS.
23364 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23367 * config/mips/mips.c (gen_load_const_gp): New function, taking a
23369 (mips16_gp_pseudo_reg): ...here.
23370 * config/mips/mips.md (load_const_gp): Replace with...
23371 (load_const_gp_<mode>): ...this :P-based insn.
23373 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23375 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
23376 options. Minor fixes.
23377 (-std): Move reference to standards closer to where language
23378 standards are first mentioned.
23380 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
23382 PR rtl-optimization/34995
23383 * reload.c (alternative_allows_const_pool_ref): Take an rtx
23384 parameter and return a bool. If the rtx parameter is nonnull,
23385 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
23386 (find_reloads): Update call accordingly. Pass the new operand
23387 if it needed no address reloads, otherwise pass null.
23389 2008-01-30 Richard Henderson <rth@redhat.com>
23392 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
23393 for unbounded arrays.
23395 2008-01-30 Silvius Rus <rus@google.com>
23397 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
23399 2008-01-30 Jan Hubicka <jh@suse.cz>
23402 * i386.c (init_cumulative_args): Use real function declaration when
23405 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
23407 PR rtl-optimization/34998
23408 * global.c (build_insn_chain): Treat non-subreg_lowpart
23409 SUBREGs of pseudos as clobbering all the words covered by the
23410 SUBREG, not just all the bytes.
23411 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
23412 original df_ref rather than an extract parameter.
23413 (global_conflicts): Update call accordingly.
23415 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
23417 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
23418 the overflow check to make it easier to read.
23419 (__fixtfdi): Change the type of the ll member in union
23420 long_double to UDItype_x.
23422 2008-01-30 Jakub Jelinek <jakub@redhat.com>
23424 PR middle-end/34969
23425 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
23426 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
23427 * tree-inline.c (fold_marked_statements): Call
23428 cgraph_update_edges_for_call_stmt if folding a call statement.
23429 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
23430 debug_generic_stmt calls, reset it back afterwards.
23433 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
23435 * c-typeck.c (build_external_ref): Don't pedwarn about
23436 static vars in current function's scope.
23438 2008-01-29 Joseph Myers <joseph@codesourcery.com>
23440 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
23442 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
23445 * ipa-struct-reorg.c: Fix spelling.
23446 * params.def: Ditto.
23448 2008-01-29 Richard Guenther <rguenther@suse.de>
23450 PR middle-end/35006
23451 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
23453 * tree-inline.c (remap_type): Increment remapping_type_depth
23454 around remapping types.
23455 (copy_body_r): Only add referenced variables if they are referenced
23456 from code, not types.
23458 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
23469 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
23470 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
23472 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
23475 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
23476 pointer for tiny stack.
23478 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23480 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
23482 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
23484 * config/vx-common.h: Fix typo in comment.
23486 2008-01-28 Ian Lance Taylor <iant@google.com>
23490 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
23491 coalesce pointers if they have different DECL_NO_TBAA_P values.
23492 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
23493 between variables with different DECL_NO_TBAA_P values.
23495 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
23498 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
23499 are not legitimate small data references on SPE targets.
23501 2008-01-28 David Daney <ddaney@avtrex.com>
23503 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
23505 2008-01-28 David Daney <ddaney@avtrex.com>
23507 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
23509 2008-01-27 Joseph Myers <joseph@codesourcery.com>
23511 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
23512 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
23513 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
23514 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
23515 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
23516 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
23517 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
23518 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
23520 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23522 * basic-block.h (condjump_equiv_p): Fix comment.
23524 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23526 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
23527 print_generic_stmt_indented): Fix comment.
23529 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
23531 * configure.ac (__stack_chk_fail): Add detecion for availability
23532 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
23533 * configure: Regenerate.
23535 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
23537 PR middle-end/34688
23538 * final.c (output_addr_const): Handle TRUNCATE.
23540 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
23543 * tree-ssa-loop-ivopts.c (comp_cost): New type.
23544 (zero_cost, infinite_cost): New constants.
23545 (struct cost_pair): Change type of cost to comp_cost.
23546 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
23547 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
23549 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
23550 split_address_cost, ptr_difference_cost, difference_cost,
23551 get_computation_cost_at, get_computation_cost,
23552 determine_use_iv_cost_generic, determine_use_iv_cost_address,
23553 determine_use_iv_cost_condition, determine_use_iv_costs,
23554 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
23555 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
23556 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
23557 Change type of cost to comp_cost.
23558 (determine_iv_cost): Increase cost of non-original ivs, instead
23559 of decreasing the cost of original ones.
23560 (get_address_cost): Indicate the complexity of the addressing mode
23562 (try_add_cand_for): Prefer using ivs not specific to some object.
23563 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
23565 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
23566 Janis Johnson <janis187@us.ibm.com>
23569 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
23570 (TARGET_INSTANTIATE_DECLS): Likewise.
23571 * target.h (expand_to_rtl_hook): New target hook.
23572 (instantiate_decls): Likewise.
23573 * function.c (instantiate_decl): Make non-static. Rename to...
23574 (instantiate_decl_rtl): ... this.
23575 (instantiate_expr): Use instantiate_decl_rtl.
23576 (instantiate_decls_1): Likewise.
23577 (instantiate_decls): Likewise.
23578 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
23579 * function.h (instantiate_decl_rtl): Add prototype.
23580 * cfgexpand.c (target.h): New include.
23581 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
23582 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
23583 (TARGET_INSTANTIATE_DECLS): Likewise.
23584 (TARGET_INITIALIZER): New target hooks added.
23585 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
23587 * config/rs6000/rs6000.c (tree-flow.h): New include.
23588 (machine_function): Add sdmode_stack_slot field.
23589 (rs6000_alloc_sdmode_stack_slot): New function.
23590 (rs6000_instantiate_decls): Likewise.
23591 (rs6000_secondary_memory_needed_rtx): Likewise.
23592 (rs6000_check_sdmode): Likewise.
23593 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
23594 (TARGET_INSTANTIATE_DECLS): Likewise.
23595 (rs6000_hard_regno_mode_ok): Allow SDmode.
23596 (num_insns_constant): Likewise. Handle _Decimal32 constants.
23597 (rs6000_emit_move): Handle SDmode.
23598 (function_arg_advance): Likewise.
23599 (function_arg): Likewise.
23600 (rs6000_gimplify_va_arg): Likewise. Add special handling of
23601 SDmode var args for 32-bit compiles.
23602 (rs6000_secondary_reload_class): Handle SDmode.
23603 (rs6000_output_function_epilogue): Likewise.
23604 (rs6000_function_value): Simplify if statement.
23605 (rs6000_libcall_value): Likewise.
23606 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
23607 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
23608 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
23609 (movsd_hardfloat): New define_insn.
23610 (movsd_softfloat): Likewise.
23611 (movsd_store): Likewise.
23612 (movsd_load): Likewise.
23613 (extendsddd2): Likewise.
23614 (extendsdtd2): Likewise.
23615 (truncddsd2): Likewise.
23616 (movdd_hardfloat64): Fixup comment.
23617 (UNSPEC_MOVSD_LOAD): New constant.
23618 (UNSPEC_MOVSD_STORE): Likewise.
23620 2008-01-26 Jakub Jelinek <jakub@redhat.com>
23623 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
23625 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
23626 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
23627 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
23628 and TRUTH_XOR_EXPR.
23630 2008-01-26 David Edelsohn <edelsohn@gnu.org>
23633 * config.gcc: Separate AIX 5.3 from AIX 6.1.
23634 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
23635 __LONGDOUBLE128 too.
23636 * config/rs6000/aix61.h: New file.
23638 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23640 PR rtl-optimization/34959
23641 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
23642 popcount and parity rtxes the same mode as their operand.
23643 Truncate or extend the result to the return value's mode
23646 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
23649 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
23650 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
23651 to GOT_VERSION_REGNUM.
23652 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
23653 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
23654 * config/mips/mips.c (mips_emit_call_insn): New function.
23655 (mips_call_tls_get_addr): Call mips_expand_call directly.
23656 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
23658 (mips16_build_call_stub): Likewise. Return the call insn or null.
23659 (mips_expand_call): Update the call to mips16_build_call_stub
23660 accordingly and a remove redundant condition. Assert that MIPS16
23661 stubs do not use lazy binding. Use mips_emit_call_insn and return
23663 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
23665 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
23666 (mips_avoid_hazard): Remove hazard_set handling.
23667 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
23668 (UNSPEC_RESTORE_GP): ...this.
23669 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
23670 (FAKE_CALL_REGNO): Rename to...
23671 (GOT_VERSION_REGNUM): ...this.
23672 (type): Add "ghost" value. Add an associated insn reservation.
23673 (hazard_set): Remove.
23674 (exception_receiver): Rename to...
23675 (restore_gp): ...this and update the unspec identifier accordingly.
23676 (exception_receiver, nonlocal_got_receiver): New expanders.
23677 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
23678 FAKE_CALL_REGNO. Remove hazard_set attribute.
23679 (set_got_version, update_got_version): New patterns.
23681 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
23684 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
23686 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23689 * doc/install.texi2html: Generate gcc-vers.texi.
23691 2008-01-25 DJ Delorie <dj@redhat.com>
23693 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
23695 2008-01-25 Joseph Myers <joseph@codesourcery.com>
23697 * config/c4x: Remove directory.
23698 * config.gcc (crx-*, mt-*): Mark obsolete.
23699 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
23700 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
23701 sh-*-rtemscoff*): Remove cases.
23702 * defaults.h (C4X_FLOAT_FORMAT): Remove.
23703 * real.c (encode_c4x_single, decode_c4x_single,
23704 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
23705 c4x_extended_format): Remove.
23706 * real.h (c4x_single_format, c4x_extended_format): Remove.
23707 * doc/extend.texi (interrupt, naked): Remove mention of attributes
23709 (Pragmas): Remove comment about c4x pragmas.
23710 * doc/install.texi (c4x): Remove target-specific instructions.
23711 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
23712 * doc/md.texi (Machine Constraints): Remove C4x documentation.
23713 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
23714 refer to C4x source files as examples.
23715 (C4X_FLOAT_FORMAT): Remove documentation.
23717 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
23719 * config/bfin/bfin.c (override_options): Reorder tests so that
23720 flag_pic gets enabled for -msep-data.
23722 2008-01-25 Richard Guenther <rguenther@suse.de>
23724 PR middle-end/32244
23725 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
23726 to its bitfield precision if required.
23728 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23730 PR middle-end/33880
23731 * tree-nested.c (walk_omp_for): New function.
23732 (convert_nonlocal_reference, convert_local_reference): Call
23733 walk_omp_for on OMP_FOR.
23734 (convert_call_expr): Call walk_body on OMP_FOR's
23735 OMP_FOR_PRE_INIT_BODY.
23737 2008-01-25 Richard Guenther <rguenther@suse.de>
23739 PR tree-optimization/34966
23740 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
23741 default defs and PHI_NODEs we have to insert after the
23742 defining statement.
23744 2008-01-24 Nick Clifton <nickc@redhat.com>
23746 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
23747 Provide a default definition.
23748 (LIBGCC2_UNITS_PER_WORD): Likewise.
23750 * config/stormy16/stormy16.c: Include df.h for the prototype
23751 for df_regs_ever_live_p.
23752 (xstormy16_expand_builtin_va_start): Convert the stack offset
23753 into a component_ref and then use POINTER_PLUS_EXPR to add it
23754 to the incoming_virtual_args_rtx.
23755 (xstormy16_gimplify_va_arg_expr): Rename to
23756 xstormy16_gimplify_va_arg_expr.
23757 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
23758 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
23759 xstormy16_gimplify_va_arg_expr.
23760 Fix up some formatting issues.
23762 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
23763 Move to predicates.md.
23764 (xs_hi_general_operand): Likewise.
23765 (xs_hi_nonmemory_operand): Likewise.
23766 * config/stormy16/predicates.md:
23767 (xstormy16_carry_plus_operand): New predicate.
23768 (xs_hi_general_operand): New predicate.
23769 (xs_hi_nonmemory_operand): New predicate.
23770 * config/stormy16/stormy16-protos.h:
23771 (xstormy16_carry_plus_operand): Delete prototype.
23772 (xs_hi_general_operand): Likewise.
23773 (xs_hi_nonmemory_operand): Likewise.
23775 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
23776 modifiers as they are no longer needed and they can trigger
23777 reload spill failures.
23779 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
23780 with a match_operand in order to help reload.
23782 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
23783 constraint with 'e' for the 8th alternative as this version of
23784 the mov.w instruction only accepts the lower 8 registers.
23786 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
23789 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
23790 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
23793 2008-01-25 Jakub Jelinek <jakub@redhat.com>
23795 PR middle-end/33333
23796 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
23798 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23800 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
23802 (remove_structure): Update allocations list before removing structure.
23804 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
23806 * ipa-struct-reorg.c (is_safe_cond_expr,
23807 create_new_stmts_for_cond_expr): Use integer_zerop function,
23808 that recognize not only zero-pointer, but zero-integer too.
23810 2008-01-25 Ben Elliston <bje@au.ibm.com>
23813 * fixproto: Escape "." in sed expression that strips leading "./".
23815 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
23818 * gcc.c (SWITCH_OK): Removed.
23819 (SWITCH_LIVE): Changed to bit.
23820 (SWITCH_FALSE): Likewise.
23821 (SWITCH_IGNORE): Likewise.
23822 (switchstr): Change live_cond to unsigned int.
23823 (process_command): Replace SWITCH_OK with 0.
23824 (do_self_spec): Likewise.
23825 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
23826 (give_switch): Likewise.
23827 (used_arg): Likewise.
23828 (do_spec_1): Set the SWITCH_IGNORE bit.
23829 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
23830 bits. Set the SWITCH_LIVE bit.
23832 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
23834 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
23836 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
23838 PR tree-optimization/34472
23839 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
23840 parameter to a "bool *" and set *DATA to false if there is
23841 an unsafe access. Do not delete the structure here.
23842 (check_cond_exprs): Delete it here instead.
23843 (check_cond_exprs, exclude_cold_structs): Do not increase
23844 I when removing a structure.
23846 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
23849 * config/i386/i386.c (ix86_expand_vector_init): Consider only
23850 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
23852 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
23854 PR middle-end/34934
23855 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
23856 a fixed vector for stack.
23858 2008-01-24 Ben Elliston <bje@au.ibm.com>
23861 * doc/gcc.texi (Software development): Add a direntry for g++.
23863 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
23865 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
23866 stale and straggling -fforce-addr comments above.
23868 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
23870 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
23871 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
23873 2008-01-23 Michael Matz <matz@suse.de>
23876 * dwarf2out.c (force_type_die): Use modified_type_die instead of
23879 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
23881 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
23882 malloc result type.
23884 2008-01-23 Anatoly Sokolov <aesok@post.ru>
23886 * config/avr/avr.c (avr_current_arch): New variable.
23887 (avr_arch_types): Add 'avr31' and 'avr51' entries.
23888 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
23889 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
23890 (avr_override_options): Init 'avr_current_arch'.
23891 (base_arch_s): Move from here...
23892 * config/avr/avr.h (base_arch_s): ... here. Add new members
23893 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
23894 'mega' to 'have_jmp_call'.
23895 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
23896 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
23898 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
23900 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
23901 MULTILIB_MATCHES): Ditto.
23903 2008-01-23 Richard Guenther <rguenther@suse.de>
23905 PR middle-end/31529
23906 * cgraphunit.c (cgraph_reset_node): Always mark the node
23907 not reachable if it is not queued already.
23909 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
23911 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
23912 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
23913 (cputype_selected): New static variable.
23914 (bfin_handle_option): Set it if -mcpu is used.
23915 (override_option): Select default set of workarounds if no cpu type
23916 selected on the command line.
23917 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
23919 From Michael Frysinger <michael.frysinger@analog.com>
23920 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
23921 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
23923 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
23924 for bf547, bf523, bf524, and bf526.
23925 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
23927 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
23928 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
23929 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
23930 __ADSPBF547__ and __ADSPBF54x__ for bf547.
23931 * doc/invoke.texi (Blackfin Options): Document that
23932 -mcpu now accept bf547, bf523, bf524, and bf526.
23934 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
23936 PR rtl-optimization/34628
23937 * combine.c (try_combine): Stop and undo after the first combination
23938 if an autoincrement side-effect on the first insn has effectively
23941 2008-01-22 David Edelsohn <edelsohn@gnu.org>
23944 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
23945 Offset addresses are not valid for Altivec or paired float modes.
23947 2008-01-22 Jakub Jelinek <jakub@redhat.com>
23950 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
23951 if DECL_INITIAL (decl) is error_mark_node.
23954 * c-common.c (handle_vector_size_attribute): Only allow
23955 integral, scalar float and fixed point types. Handle OFFSET_TYPE
23956 the same way as pointer, array etc. types.
23957 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
23960 * tree.c (build_type_attribute_qual_variant): Call
23961 build_qualified_type if attributes are equal, but quals are not.
23963 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23966 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
23967 * flags.h (warn_strict_aliasing): Remove.
23968 (warn_strict_overflow): Remove.
23969 * opts.c (warn_strict_aliasing): Remove.
23970 (warn_strict_overflow): Remove.
23971 * c-opts.c (c_common_handle_option): -Wall only sets
23972 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
23973 (c_common_post_options): Give default values to -Wstrict-aliasing
23974 and -Wstrict-overflow if they are uninitialized.
23975 * common.opt (Wstrict-aliasing): Specify Var and Init.
23976 (Wstrict-overflow): Likewise.
23978 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
23980 PR rtl-optimization/26854
23981 PR rtl-optimization/34400
23982 PR rtl-optimization/34884
23983 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
23985 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
23986 (df_rd_bb_info.expanded_lr_out): Deleted
23987 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
23988 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
23989 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
23990 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
23991 Removed code to allocate, initialize or free expanded_lr_out.
23992 (df_rd_bb_local_compute_process_def): Restructured to make more
23994 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
23995 sets if the sets are being trimmed.
23997 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
24000 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
24001 (as_vers): Likewise.
24002 * configure: Regenerated.
24004 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24006 PR middle-end/33092
24007 * tree-pass.h (pass_build_alias): New pass.
24008 * tree-ssa-alias.c (gate_build_alias): New.
24009 (pass_build_alias): New.
24010 * passes.c (init_optimization_passes): Add pass_build_alias after
24011 pass_create_structure_vars.
24013 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
24015 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
24016 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
24017 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
24018 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
24019 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
24020 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
24021 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
24022 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
24023 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
24024 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
24025 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
24026 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
24027 * config/s390/s390.md (FP_ALL): New mode iterator.
24028 (_d): New mode attribute.
24029 ("*signbit<mode>2>"): Changed mode of first operand.
24030 ("isinf<mode>2"): Changed mode of first operand.
24031 ("*TDC_insn"): Adaptation for DFP modes.
24033 2008-01-22 Ben Elliston <bje@au.ibm.com>
24035 * tree.c (check_qualified_type): Improve function description.
24037 2008-01-21 Jason Merrill <jason@redhat.com>
24040 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
24041 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
24044 2008-01-21 DJ Delorie <dj@redhat.com>
24046 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
24049 2008-01-21 Richard Guenther <rguenther@suse.de>
24051 PR middle-end/34856
24052 * tree-cfg.c (verify_expr): Allow all invariant expressions
24053 instead of just constant class ones as reference argument.
24054 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
24055 like any other constant.
24056 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
24058 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
24060 * regmove.c (fixup_match_1): Update call crossed frequencies.
24062 2008-01-21 Richard Guenther <rguenther@suse.de>
24065 * tree-inline.c (setup_one_parameter): Deal with mismatched
24066 types using a VIEW_CONVERT_EXPR.
24068 2008-01-21 Alon Dayan <alond@il.ibm.com>
24069 Olga Golovanevsky <olga@il.ibm.com>
24071 PR tree-optimization/34701
24072 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
24073 when the structure size is not a power of 2.
24075 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
24077 * doc/install.texi: Add doc for --enable-checking=df.
24079 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
24081 PR rtl-optimization/34808
24082 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
24084 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24086 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
24089 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
24091 PR rtl-optimization/26854
24092 PR rtl-optimization/34400
24093 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
24095 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
24096 (df_rd_bb_info.expanded_lr_out): New.
24097 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
24098 * loop_iv.c (iv_analysis_loop_init): Ditto.
24099 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
24100 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
24101 Added code to allocate, initialize or free expanded_lr_out.
24102 (df_rd_bb_local_compute_process_def): Restructured to make
24103 more understandable.
24104 (df_rd_confluence_n): Add code to do nothing with fake edges and
24105 code to no apply invalidate_by_call sets if the sets are being trimmed.
24106 (df_lr_local_finalize): Renamed to df_lr_finalize.
24107 (df_live_local_finalize): Renamed to df_live_finalize.
24109 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
24112 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
24113 deciding whether to use reciprocal instructions.
24115 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
24117 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
24118 dwarf2out_note_section_used if cold_text_section is NULL.
24120 2008-01-19 Jakub Jelinek <jakub@redhat.com>
24122 PR gcov-profile/34610
24123 * tree-cfg.c (make_edges): Mark both outgoing edges from
24124 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
24125 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
24126 from OMP_FOR and OMP_CONTINUE outgoing edges.
24128 * tree-profile.c (tree_profiling): Return early if
24129 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
24131 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
24132 from cfun to child_cfun.
24133 * function.h (struct function): Add after_tree_profile bit.
24135 2008-01-19 Anatoly Sokolov <aesok@post.ru>
24137 * config/avr/avr.S (_exit): Disable interrupt.
24139 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
24140 Steven Bosscher <stevenb.gcc@gmail.com>
24142 PR rtl-optimization/26854
24143 PR rtl-optimization/34400
24144 * df-problems.c (df_live_scratch): New scratch bitmap.
24145 (df_live_alloc): Allocate df_live_scratch when doing df_live.
24146 (df_live_reset): Clear the proper bitmaps.
24147 (df_live_bb_local_compute): Only process the artificial defs once
24148 since the order is not important.
24149 (df_live_init): Init the df_live sets only with the variables
24150 found live by df_lr.
24151 (df_live_transfer_function): Use the df_lr sets to prune the
24152 df_live sets as they are being computed.
24153 (df_live_free): Free df_live_scratch.
24155 2008-01-18 Ian Lance Taylor <iant@google.com>
24157 * common.opt: Add fmerge-debug-strings.
24158 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
24159 flag_merge_debug_strings rather than flag_merge_constants.
24160 * doc/invoke.texi (Option Summary): Mention
24161 -fmerge-debug-strings.
24162 (Debugging Options): Document -fmerge-debug-strings.
24164 2008-01-18 Ian Lance Taylor <iant@google.com>
24167 * tree.h (DECL_IS_OPERATOR_NEW): Define.
24168 (struct tree_function_decl): Add new field operator_new_flag.
24169 * tree-inline.c (expand_call_inline): When inlining a call to
24170 operator new, force the return value to go into a variable, and
24171 set DECL_NO_TBAA_P on that variable.
24172 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
24174 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
24177 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
24178 DWARF2_DEBUGGING_INFO.
24179 (dwarf2out_note_section_used): Ditto. Add prototype.
24180 (have_multiple_function_sections, text_section_used,
24181 cold_text_section_used, *cold_text_sections): Move declarations
24184 2008-01-17 Bob Wilson <bob.wilson@acm.org>
24186 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
24187 field and add signal_ra.
24188 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
24189 assignments to frame state pc. Move end of stack check after
24190 MD_FALLBACK_FRAME_STATE_FOR.
24191 (uw_update_context_1): Use frame state signal_regs if set, instead
24192 of checking signal_frame flag.
24193 (uw_update_context): Use frame state signal_ra if set.
24194 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
24195 * config/xtensa/linux-unwind.h: New file.
24197 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
24199 * modulo-sched.c (get_sched_window): Fix comment typo.
24201 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
24203 PR tree-optimization/34648
24204 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
24206 2008-01-17 Anatoly Sokolov <aesok@post.ru>
24208 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
24209 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
24211 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
24213 PR rtl-optimization/34400
24214 * df-core.c (df_worklist_dataflow_overeager,
24215 df_worklist_dataflow_doublequeue): New functions.
24216 (df_worklist_dataflow): Two different worklist solvers.
24217 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
24220 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24223 * doc/invoke.texi: Document the dependence on pthread for fopenmp
24224 and ftree-parallelize-loops.
24226 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
24228 PR rtl-optimization/34826
24229 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
24231 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
24233 * global.c (find_reg): Mark the eh regs as used if necessary.
24234 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
24235 * ra.h (struct allocno): no_eh_reg field added. Changed
24236 no_stack_reg type to bitfield.
24238 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
24240 * tree.c (substitute_in_expr): Add missing 'break'.
24242 2008-01-17 Richard Guenther <rguenther@suse.de>
24244 PR tree-optimization/34825
24245 * tree-ssa-math-opts.c (is_division_by): Do not recognize
24246 x / x as division to handle.
24248 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24250 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
24251 "-pthread" is specified.
24252 * pa-hpux11.h (LIB_SPEC): Likewise.
24254 2008-01-16 Janis Johnson <janis187@us.ibm.com>
24255 Peter Bergner <bergner@vnet.ibm.com>
24257 PR rtl-optimization/33796
24258 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
24260 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24262 PR libgfortran/34699
24263 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
24265 * pa-hpux10.h (LINK_SPEC): Likewise.
24266 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
24268 2008-01-16 Richard Guenther <rguenther@suse.de>
24270 PR middle-end/32628
24271 * fold-const.c (fold_convert_const_int_from_int): Do not
24272 set overflow if that occured only because of a sign extension
24273 change when converting from/to a sizetype with the same
24274 precision and signedness.
24276 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24279 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
24280 location address to the correct place. Update copyright year.
24282 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24284 * lambda-code.c (lambda_transform_legal_p): Handle the case of
24285 no dependences in the dependence_relations vector.
24287 2008-01-16 Jan Hubicka <jh@suse.cz>
24289 PR rtl-optimization/31396
24290 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
24291 * cfg.c (dump_reg_info): Print it.
24292 * regs.h (struct reg_info_t): add freq_calls_crossed.
24293 (REG_FREQ_CALLS_CROSSED): New macro.
24294 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
24295 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
24296 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
24297 regmove_optimize): Update call crossed frequencies.
24298 * local-alloc.c (struct qty): Add freq_calls_crossed.
24299 (alloc_qty): Copute freq_calls_crossed.
24300 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
24301 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
24302 * ra.h (struct allocno): Add freq_calls_crossed.
24304 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24306 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
24307 libgomp when compiling with ftree-parallelize-loops.
24308 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
24310 2008-01-16 Richard Guenther <rguenther@suse.de>
24312 PR tree-optimization/34769
24313 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
24314 * tree.c (int_cst_value): Instead make this function more
24315 permissive in what it accepts as valid input. Document this
24316 function always sign-extends the value.
24318 2008-01-16 Jakub Jelinek <jakub@redhat.com>
24319 Richard Guenther <rguenther@suse.de>
24322 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
24323 (gimple_fold_indirect_ref_rhs): ... this.
24324 (gimple_fold_indirect_ref): New function with foldings
24325 that preserve lvalueness.
24326 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
24327 * tree-flow.h (gimple_fold_indirect_ref): Declare.
24328 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
24329 to fold an INDIRECT_REF, fall back to the old use of
24330 fold_indirect_ref_1.
24332 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
24334 * tree-data-ref.c (subscript_dependence_tester_1): Call
24335 free_conflict_function.
24336 (compute_self_dependence): Same.
24338 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
24341 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
24342 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
24344 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
24345 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
24346 for DWARF2_UNWIND_INFO targets.
24348 2008-01-16 Richard Guenther <rguenther@suse.de>
24351 * c-typeck.c (common_pointer_type): Do not merge inconsistent
24352 type qualifiers for function types.
24354 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
24356 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
24357 loop_iterator li from previous commit.
24359 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
24361 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
24363 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24365 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
24366 (parallelize_loops): Don't parallelize irreducible components.
24368 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24371 * c-opts (c_common_post_options): Do not enable CPP
24372 flag_pedantic_errors by default.
24374 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
24376 PR rtl-optimization/31944
24377 * cse.c (remove_pseudo_from_table): New function.
24378 (merge_equiv_classes): Use above function to remove pseudo-registers.
24379 (invalidate): Likewise.
24381 2008-01-13 Richard Guenther <rguenther@suse.de>
24383 PR middle-end/34601
24384 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
24385 instead of TYPE_MODE to deal with calls from expand_one_error_var.
24387 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
24389 * gcse.c (cprop_jump): Call validate_unshare_change instead of
24390 validate_change to unshare the source of the PC set.
24392 2008-01-12 Jan Hubicka <jh@suse.cz>
24394 PR middle-end/32135
24395 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
24396 references above array bounds. This might trigger bounds checks for
24397 pointers to arrays.
24399 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
24401 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
24402 new_replaceable_dependencies.
24404 2008-01-12 Doug Kwan <dougkwan@google.com>
24406 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
24407 instead of OPT_Wreturn_type in warning due to ignored return type
24409 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
24410 options included in -Wextra.
24411 * c.opt: New option -Wignored_qualifiers.
24412 * doc/invoke.texi (Warning Options, -Wextra): Add new option
24413 -Wignore_qualifiers.
24414 (-Wignored-qualifiers): Document.
24415 (-Wreturn-type): Remove description of functionality now handled
24416 by -Wignored-qualifiers.
24418 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
24421 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
24422 NOP_EXPR if it is between integral types with the same precision.
24424 2008-01-12 Jan Hubicka <jh@suse.cz>
24427 * invoke.texi (max-inline-recursive-depth): Fix default value.
24429 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
24431 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
24434 2008-01-11 Bob Wilson <bob.wilson@acm.org>
24436 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
24438 2008-01-11 James E. Wilson <wilson@specifix.com>
24441 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
24443 2008-01-11 Anatoly Sokolov <aesok@post.ru>
24445 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
24446 save/restore frame pointer register and don't use 'call-prologues'
24447 optimization in function with "OS_task" attribute.
24449 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
24451 PR middle-end/31309
24452 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
24453 when copying to memory.
24455 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
24457 PR rtl-optimization/30905
24458 * cfgcleanup.c: Include dce.h
24459 (crossjumps_occured): New global variable.
24460 (try_crossjump_bb): Exit loop after finding a fallthru edge.
24461 If something changed, set crossjumps_occured to true.
24462 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
24463 Don't add/remove fake edges to exit here...
24464 (cleanup_cfg): ...but do it here, when crossjumping.
24465 Run a fast DCE when successful crossjumps occured in the latest
24466 iteration of try_optimize_cfg.
24468 2008-01-11 Richard Guenther <rguenther@suse.de>
24470 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
24471 (struct vn_unary_op_s): Likewise.
24472 (vn_reference_insert): Free old reference on hash collision.
24474 2008-01-10 Raksit Ashok <raksit@google.com>
24476 PR rtl-optimization/27971
24477 * combine.c (find_split_point): Split PLUS expressions which are
24478 inside a MEM rtx, and whose first operand is complex.
24480 2008-01-10 DJ Delorie <dj@redhat.com>
24482 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
24483 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
24484 (m32c_hard_regno_ok): Call the underlying function.
24486 2008-01-10 Richard Guenther <rguenther@suse.de>
24488 PR middle-end/34683
24489 * tree-cfg.c (tree_merge_blocks): Do not go through the
24490 full-blown folding and stmt updating path if we just deal
24491 with virtual operands.
24492 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
24493 test for abnormal SSA_NAMEs.
24495 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
24497 PR middle-end/34641
24498 * reload.c (push_reload): Add assertions. All constants from
24499 reg_equiv_constant should have been used for replacing the respective
24501 (find_reloads_address): Invoke find_reloads_address_part for
24502 constant taken from the reg_equiv_constant array.
24504 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
24506 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
24507 field (valnum) the first in the struct. Replace bools with
24510 2008-01-10 Richard Guenther <rguenther@suse.de>
24512 PR tree-optimization/34651
24513 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
24514 types and ordering for masking and converting.
24516 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
24518 PR tree-optimization/34017
24519 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
24520 also for PHI_NODE expressions.
24522 2008-01-09 Jan Hubicka <jh@suse.cz>
24524 PR tree-optimization/34708
24525 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
24526 based on number of case labels.
24527 (init_inline_once): Remove switch_cost.
24528 * tree-inline.h (eni_weights_d): Remove switch_cost.
24530 2008-01-09 Richard Guenther <rguenther@suse.de>
24531 Andrew Pinski <andrew_pinski@playstation.sony.com>
24533 PR middle-end/30132
24534 * gimplify.c (gimplify_cond_expr): Do not create an addressable
24535 temporary if an rvalue is ok or an lvalue is not required.
24537 2008-01-09 Richard Guenther <rguenther@suse.de>
24539 PR middle-end/34458
24540 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
24541 adjust return type.
24543 2008-01-09 Richard Guenther <rguenther@suse.de>
24545 PR middle-end/34679
24546 * tree.c (host_integerp): Check for sizetype only if the
24547 type is an integer type.
24549 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
24552 * opts.c (decode_options): Disable inlining of functions called
24553 once if not in unit-at-a-time mode.
24555 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
24557 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
24559 2008-01-08 Richard Guenther <rguenther@suse.de>
24561 PR middle-end/31863
24562 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
24563 out early if the result will be unused.
24565 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24570 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24571 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24574 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
24576 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
24577 for vectorization tuned.
24579 2008-01-08 Richard Guenther <rguenther@suse.de>
24581 PR tree-optimization/34683
24582 * tree-ssa-operands.c (operand_build_cmp): Export.
24583 * tree-ssa-operands.h (operand_build_cmp): Declare.
24584 * tree-vn.c (vuses_compare): Remove.
24585 (sort_vuses): Use operand_build_cmp.
24586 (sort_vuses_heap): Likewise.
24587 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
24588 to re-use old VEC if available. Do not sort already sorted VUSEs.
24589 (vdefs_to_vec): Do not sort already sorted VDEFs.
24591 2008-01-08 Jakub Jelinek <jakub@redhat.com>
24593 PR middle-end/34694
24594 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
24596 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
24599 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
24600 limitations of reciprocal sequences on x86 targets.
24602 2008-01-08 Richard Guenther <rguenther@suse.de>
24604 PR tree-optimization/34683
24605 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
24607 2008-01-07 Jakub Jelinek <jakub@redhat.com>
24610 * config/darwin.c (darwin_mergeable_string_section): Don't use
24611 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
24613 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
24616 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
24617 negxf2. Macroize expander using X87MODEF mode iterator. Change
24618 predicates of op0 and op1 to register_operand.
24619 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
24620 expander using X87MODEF mode iterator. Change predicates of
24621 op0 and op1 to register_operand.
24622 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
24623 corresponding patterns and macroize using MODEF macro. Change
24624 predicates of op0 and op1 to register_operand and remove
24625 "m" constraint. Disparage "r" alternative with "!".
24626 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
24627 macroize using X87MODEF macro. Change predicates of op0 and op1
24628 to register_operand and remove "m" constraint. Disparage "r"
24629 alternative with "!".
24630 (absneg splitter with memory operands): Remove.
24631 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
24632 patterns and macroize using X87MODEF mode iterator.
24633 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
24634 Change predicate of op1 to register_operand.
24635 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
24636 for memory operands.
24638 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
24640 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
24642 2008-01-07 Richard Guenther <rguenther@suse.de>
24644 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
24647 2008-01-07 Richard Guenther <rguenther@suse.de>
24649 PR tree-optimization/34683
24650 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
24651 VOPs of the needed size to save memory. Use VEC_quick_push
24652 to save compile-time.
24653 (vdefs_to_vec): Likewise.
24655 2008-01-07 Sa Liu <saliu@de.ibm.com>
24657 * config/spu/spu.md (divdf3): Genetate inline code for double
24658 division. The implementation doesn't handle INF or NAN, therefore it
24659 only applies when -ffinite-math-only is given.
24661 2008-01-06 Paolo Carlini <pcarlini@suse.de>
24664 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
24665 * doc/cpp.texi ([Common Predefined Macros]): Document.
24667 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
24669 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
24670 order to use commutative addition instead of subtraction.
24672 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
24673 Mircea Namolaru <namolaru@il.ibm.com>
24674 Vladimir Yanovsky <yanov@il.ibm.com>
24675 Revital Eres <eres@il.ibm.com>
24677 PR tree-optimization/34263
24678 * tree-outof-ssa.c (process_single_block_loop_latch,
24679 contains_tree_r): New functions.
24680 (analyze_edges_for_bb): Call process_single_block_loop_latch
24681 function to empty single-basic-block latch block if possible.
24683 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24685 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
24687 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
24689 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24691 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
24693 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
24695 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
24697 2008-01-05 Jakub Jelinek <jakub@redhat.com>
24699 PR tree-optimization/34618
24700 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
24703 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
24706 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
24707 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
24708 Update copyright year.
24710 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
24711 Update copyright year.
24712 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
24715 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
24717 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
24718 edge does not point to current bb before changing need_assert.
24720 2008-01-04 Richard Guenther <rguenther@suse.de>
24722 PR middle-end/34029
24723 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
24724 for verifying purposes if they are is_gimple_min_invariant.
24726 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
24728 PR tree-optimization/34448
24729 PR tree-optimization/34465
24730 * gimplify.c (gimplify_init_constructor): Add new parameter
24731 notify_temp_creation. Use it.
24732 (gimplify_modify_expr_rhs): Take volatiles into account when
24733 optimizing constructors.
24734 Do not optimize constructors if gimplify_init_constructor will dump to
24736 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
24737 * gcc.c-torture/compile/pr34448.c: New.
24739 2008-01-04 Jakub Jelinek <jakub@redhat.com>
24741 PR gcov-profile/34609
24742 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
24743 return_slot if result is TREE_ADDRESSABLE.
24745 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
24747 * config/mips/mips.md (sqrt_condition): Tweak comment.
24748 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
24750 2008-01-03 Tom Tromey <tromey@redhat.com>
24753 * c-common.c (c_type_hash): Handle VLAs.
24755 2008-01-03 Jan Hubicka <jh@suse.cz>
24757 PR tree-optimization/31081
24758 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
24759 0 when inlining and not inlining to first basic block.
24760 (remap_decl): When var is initialized to 0, don't set default_def.
24761 (expand_call_inline): Set entry_bb.
24762 * tree-inline.h (copy_body_data): Add entry_bb.
24764 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24767 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
24770 PR tree-optimization/29484
24771 * tree-inline.c (inline_forbidden_p_2): New function.
24772 (inline_forbidden_p): Disallow inlining if some static var
24773 has an address of a local LABEL_DECL in its initializer.
24774 * doc/extend.texi (Labels as Values): Document &&foo behaviour
24777 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
24779 PR tree-optimization/34635
24780 * tree-data-ref.c (add_other_self_distances): Make sure that the
24781 evolution step is constant.
24783 2008-01-03 Jakub Jelinek <jakub@redhat.com>
24785 PR middle-end/34608
24786 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
24788 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
24790 * tree-sra.c (scalarize_init): Insert the generate_element_init
24791 statements after the generate_element_zero statements.
24793 2008-01-02 Richard Guenther <rguenther@suse.de>
24795 PR middle-end/34093
24796 PR middle-end/31976
24797 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
24798 for very large number of operands instead of ICEing.
24800 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
24803 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
24804 while stack probing.
24806 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
24808 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
24811 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
24813 PR libmudflap/26442
24814 * tree-mudflap.c (mx_register_decls): Guard warning by
24815 !DECL_ARTIFICIAL check.
24817 2008-01-01 Jakub Jelinek <jakub@redhat.com>
24819 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
24820 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
24821 sse5_perm<mode>): Fix constraints.