1 2008-08-24 Jan Hubicka <jh@suse.cz>
3 * tree-inline.c (tree_function_versioning): Look harder
6 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
8 PR tree-optimization/37185
9 * matrix-reorg.c (transform_access_sites): Update changed stmt.
11 2008-08-23 Jan Hubicka <jh@suse.cz>
13 * ipa-cp.c (ipcp_analyze_node): New function.
14 (ipcp_update_cloned_node): Use it.
15 (ipcp_init_stage): Likewise.
16 * ipa-inline.c (function_insertion_hook_holder): New static var.
17 (analyze_function): Break out from ....
18 (inline_generate_summary): Here; register insertion hook.
19 (cgraph_decide_inlining): Remove hook.
20 (add_new_function): New function.
22 2008-08-23 Jan Hubicka <jh@suse.cz>
24 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
26 2008-08-23 Jan Hubicka <jh@suse.cz>
28 * ipa-cp.c (constant_val_insert): Remove.
29 (ipcp_propagate_one_const): Remove.
30 (ipcp_create_replace_map): Always insert replacements to the map.
31 (ipcp_insert_stage): Do not try to insert statements by hand.
32 * tree-inline.c (insert_init_stmt): Break out from ...
33 (setup_one_parameter): ... here; allow NULL BB pointer.
34 (tree_function_versioning): Use setup_one_parameter to process
37 2008-08-23 Jan Hubicka <jh@suse.cz>
39 * tree.c (decl_address_ip_invariant_p): New function.
40 * tree.h (decl_address_ip_invariant_p): Declare.
41 * gimple.c (strip_invariant_refs): Break out from ...
42 (is_gimple_invariant_address): ... here
43 (is_gimple_ip_invariant_address): New function.
44 (is_gimple_ip_invariant): New function.
45 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
48 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
49 (ipcp_lat_is_insertable): All constants are insertable.
50 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
52 (ipcp_initialize_node_lattices): Propagate all types of operands.
53 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
54 (ipcp_create_replace_map): Reformat.
55 (ipcp_need_redirect_p): Simplify.
56 (ipcp_insert_stage): Check that argument is used before clonning.
57 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
58 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
59 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
60 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
61 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
62 (jump_func_type): Remove IPA_CONST_VALUE_REF.
63 * tree-inline.c (tree_function_versioning): Add variables referenced by
66 2008-08-23 Jan Hubicka <jh@suse.cz>
69 * i386.c (standard_80387_constant_p): Use optimize_size.
71 2008-08-23 Ira Rosen <irar@il.ibm.com>
73 PR tree-optimization/37161
74 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
75 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
76 (vect_determine_vectorization_factor): Move the scalar type
77 retrieval to vect_get_smallest_scalar_type.
78 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
79 scalar type. Remove redundant computation.
80 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
81 (vect_get_slp_defs): Take the type of RHS into account if
82 necessary by calling vect_get_smallest_scalar_type. Call
83 vect_get_constant_vectors with additional argument.
85 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
88 * doc/invoke.texi (Wwrite-strings): Clarify description.
90 2008-08-23 Ira Rosen <irar@il.ibm.com>
92 PR tree-optimization/37174
93 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
94 def stmt is a part of the loop before accessing its stmt_vec_info.
96 2008-08-22 Anatoly Sokolov <aesok@post.ru>
99 * config/avr/avr.md (UNSPEC_SWAP): New constants.
100 (*swap): New insn pattern.
101 (*ashlqi3): Rename from ashlqi3 insn pattern.
102 (ashlqi3): New expanders.
103 (*lshrqi3): Rename from lshrqi3 insn pattern.
104 (lshrqi3): New expanders.
105 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
106 lshrqi3_const5, lshrqi3_const6): New splitters.
107 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
108 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
111 2008-08-22 Richard Guenther <rguenther@suse.de>
113 PR tree-optimization/37078
114 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
117 2008-08-22 Richard Guenther <rguenther@suse.de>
119 PR tree-optimization/37143
120 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
121 a conversion statement instead of a copy.
123 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
126 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
127 CCCmode, CCOmode and CCSmode destination modes.
130 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
131 from different units in a single alternative.
132 (*vec_extractv2sf_1): Ditto.
133 (*vec_extractv2si_0): Ditto.
134 (*vec_extractv2si_1): Ditto.
135 * config/i386/sse.md (sse2_storehpd): Ditto.
136 (sse2_storelpd): Ditto.
137 (sse2_loadhpd): Ditto.
138 (sse2_loadlpd): Ditto.
141 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
142 (popcountsi2): Ditto.
144 (popcountdi2): Ditto.
146 (popcounthi2): Ditto.
148 2008-08-22 Richard Guenther <rguenther@suse.de>
152 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
153 if the multiplication does not overflow.
155 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
157 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
159 2008-08-21 Richard Henderson <rth@redhat.com>
161 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
162 spurrious comma from test.
163 * configure: Rebuild.
165 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
168 * builtins.c (fold_builtin_next_arg): Add warning about undefined
171 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
173 * c-tree.h (grokfield): New argument.
174 * c-decl.c (grokfield): Handle new location argument.
175 * c-parser.c (c_parser_struct_declaration): Pass location to
178 2008-08-21 Richard Guenther <rguenther@suse.de>
180 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
182 2008-08-21 Jan Hubicka <jh@suse.cz>
184 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
185 (cgraph_add_function_insertion_hook,
186 cgraph_remove_function_insertion_hook,
187 cgraph_call_function_insertion_hooks): New functions.
188 * cgraph.h (cgraph_add_function_insertion_hook,
189 cgraph_remove_function_insertion_hook,
190 cgraph_call_function_insertion_hooks): Declare.
191 * ipa-reference.c (function_insertion_hook_holder): New variable.
192 (check_operand, look_for_address_of): When checking late, do not care
193 about module bitmaps.
194 (add_new_function): New function.
195 (generate_summary): Register hooks; zero module bitmaps.
196 (propagate): Unregister hooks.
197 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
198 (add_new_function): New function.
199 (generate_summary): Register hook.
200 (propagate): Remove hook.
202 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
204 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
205 * ipa-cp.c (ipcp_update_cloned_node): New function.
206 (build_const_val): Handle functions correctly; bring type logic
207 into sync with tree-inline.c
208 (ipcp_init_stage): Take care of computing stuff needed by
209 indirect inlining; update clones.
210 (ipcp_generate_summary): Break out of ipcp_driver.
211 (ipcp_driver): Do only execution and transformation.
212 (pass_ipa_cp): Make IPA_PASS.
213 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
215 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
216 ipcp, some info is already available.
217 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
218 * tree-inline.c (remap_ssa_name): Unshare expression.
220 2008-08-21 Richard Guenther <rguenther@suse.de>
222 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
223 a PHI ask VN if it is already available.
224 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
225 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
227 2008-08-21 Richard Guenther <rguenther@suse.de>
230 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
231 makes sure to produce a result of the correct type.
233 2008-08-21 Jan Hubicka <jh@suse.cz>
234 Backport from LTO branch:
236 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
237 Jan Hubicka <jh@suse.cz>
240 (init_state, finish_state, set_function_state, generate_summary):
242 (scan_stmt): Renamed from scan_function. Changed to keep state in
243 local static vars rather than cgraph aux field.
244 (propagate): Renamed from static_execute. Changed to keep state in
245 local static vars rather than cgraph aux field.
246 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
247 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
249 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
251 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
252 * ipa-reference.c (init_function_info, generate_summary,
253 propagate): New functions.
254 (analyze_function): Call init_function_info.
255 (static_execute): Stripped into generate_summary and propagate.
256 (pass_ipa_reference): Made into ipa_opt_pass.
258 2008-08-21 Richard Guenther <rguenther@suse.de>
260 PR tree-optimization/37181
261 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
263 (extract_range_from_unary_expr): Likewise.
265 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
267 * diagnostic.c (pedwarn_at): Rename as pedwarn.
269 * toplev.h (pedwarn_at): Likewise.
270 * builtins.c: Update all calls to pedwarn.
272 * toplev.c: Likewise.
273 * c-tree.h: Likewise.
274 * c-decl.c: Likewise.
275 * c-errors.c: Likewise.
276 * c-typeck.c: Likewise.
277 * c-common.c: Likewise.
278 * c-parser.c: Likewise.
280 2008-08-20 Joseph Myers <joseph@codesourcery.com>
283 * config/sparc/sparc.c (function_arg_slotno): Handle structure
284 with MODE_VECTOR_INT mode.
286 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
289 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
290 initialized outside the current module.
291 (warn_uninitialized_var): Ignore left-hand side when walking the
292 trees. Ignore address expressions. Examine VUSE operands in gimple
293 statements with a variable declaration on the right-hand side.
295 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
298 * rtlanal.c (subreg_offset_representable_p): Revert last change.
300 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
303 * c-common.c (conversion_warning): Do not warn if applying bit-and
304 operator to unsigned constant that fits in the target type.
306 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
309 * c-common.c (conversion_warning): Do not warn for artificial
312 2008-08-20 Richard Guenther <rguenther@suse.de>
314 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
315 (extract_range_from_binary_expr): Fall back to constant propagation.
316 (extract_range_from_unary_expr): Likewise.
318 2008-08-20 Richard Guenther <rguenther@suse.de>
320 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
321 with TREE_THIS_VOLATILE on shared nodes.
322 (fold_stmt_r): Likewise.
324 2008-08-20 Jakub Jelinek <jakub@redhat.com>
327 * c-parser.c (c_parser_attributes): For keywords use canonical
328 spelling for attr_name.
330 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
332 * value-prof.c (check_counter): Revert wrong call to error.
334 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
336 * profile.c: Update calls to inform.
337 * value-prof.c: Update calls to inform.
339 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
341 * diagnostic.c (inform): Add an explicit location_t parameter.
342 * toplev.h (inform): Update declaration.
343 * builtins.c: Update all calls to inform.
344 * c-common.c: Likewise.
345 * c-decl.c: Likewise.
346 * c-opts.c: Likewise.
348 * c-pragma.c: Likewise.
349 * c-typeck.c: Likewise.
350 * coverage.c: Likewise.
352 * toplev.c: Likewise.
353 * tree-cfg.c: Likewise.
354 * tree-ssa.c: Likewise.
356 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
359 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
360 V2DI mode, for SSE4.1, use movq instead of vector set if the
361 second element is zero and inter-unit moves are OK.
363 2008-08-20 Richard Guenther <rguenther@suse.de>
365 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
366 properly handle conversion/copy chains after tuplification.
368 2008-08-20 Richard Guenther <rguenther@suse.de>
370 * passes.c (init_optimization_passes): Move the second
371 forwprop pass before alias computation. Remove the second
372 DCE pass. Remove the first dominator and phi copy/const
375 2008-08-20 Nick Clifton <nickc@redhat.com>
377 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
378 support of this feature. Do not assume that a sufficiently new
379 assembler will support the feature regardless of the target type.
380 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
381 * configure: Regenerate.
383 2008-08-20 Richard Guenther <rguenther@suse.de>
385 * tree-vrp.c (found_in_subgraph): Remove.
386 (live): New global static.
387 (live_on_edge): New function.
388 (blocks_visited): Remove.
389 (register_edge_assert_for_2): Use live_on_edge.
390 (find_conditional_asserts): Remove code dealing with
391 found_in_subgraph. Do not walk the CFG.
392 (find_switch_asserts): Likewise.
393 (find_assert_locations_1): Renamed from find_assert_locations.
394 Move finding assert locations for conditional and switch
395 statements first. Update live bitmap. Do not walk the CFG.
396 (find_assert_locations): New function.
397 (insert_range_assertions): Remove entry of CFG walk.
398 Adjust call to find_assert_locations.
399 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
400 that only can appear because of fake exit edges but assert we
401 never try to insert on those.
402 (fini_pre): Do not remove fake exit edges here...
403 (execute_pre): ...but here, before committing edge inserts.
405 2008-08-19 Richard Guenther <rguenther@suse.de>
407 * passes.c (init_optimization_passes): Exchange store-ccp
410 2008-08-19 Rafael Espindola <espindola@google.com>
412 * varasm.c (weak_decls): Move earlier in the file.
413 (assemble_external): Add weak decls to the weak_decls list.
414 (declare_weak): Don't add decls to the weak_decls list.
416 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
419 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
420 before (sse2_shufpd_<mode>).
422 2008-08-19 Jakub Jelinek <jakub@redhat.com>
425 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
426 * tree.c (block_nonartificial_location): Likewise.
428 2008-08-19 Richard Guenther <rguenther@suse.de>
430 PR tree-optimization/35972
431 PR tree-optimization/23094
432 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
434 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
435 handle MISALIGNED_INDIRECT_REF.
436 (get_ref_from_reference_ops): New helper.
437 (vn_reference_lookup_pieces): Walk the use-def chain using the
438 alias-oracle if requested.
439 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
440 walking the use-def chain.
441 (compute_avail): But not here.
442 (create_component_ref_by_pieces_1): Properly handle
443 MISALIGNED_INDIRECT_REF.
444 (do_regular_insertion): Handle fully redundant
445 expressions after PHI-translation also for SSA_NAME values, not
446 only constants. Correctly use edoubleprime for that.
448 2008-08-19 Ira Rosen <irar@il.ibm.com>
450 * tree-vectorizer.c (supportable_widening_operation): Support
451 multi-step conversion, return the number of steps in such conversion
452 and the required intermediate types.
453 (supportable_narrowing_operation): Likewise.
454 * tree-vectorizer.h (vect_pow2): New function.
455 (supportable_widening_operation): Change argument types.
456 (supportable_narrowing_operation): Likewise.
457 (vectorizable_type_promotion): Add an argument.
458 (vectorizable_type_demotion): Likewise.
459 * tree-vect-analyze.c (vect_analyze_operations): Call
460 vectorizable_type_promotion and vectorizable_type_demotion with
462 (vect_get_and_check_slp_defs): Detect patterns.
463 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
465 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
466 vect_build_slp_tree with correct arguments. Calculate unrolling factor
467 according to the smallest type in the loop.
468 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
469 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
470 supportable_widening_operation with correct arguments.
471 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
472 operands lists according to the number of vector statements in left
473 or right node, if exists.
474 (vect_gen_widened_results_half): Remove unused argument.
475 (vectorizable_conversion): Call supportable_widening_operation,
476 supportable_narrowing_operation, and vect_gen_widened_results_half
477 with correct arguments.
478 (vectorizable_assignment): Change documentation, support multiple
480 (vectorizable_operation): Likewise.
481 (vect_get_loop_based_defs): New function.
482 (vect_create_vectorized_demotion_stmts): Likewise.
483 (vectorizable_type_demotion): Support loop-aware SLP and general
484 multi-step conversion. Call vect_get_loop_based_defs and
485 vect_create_vectorized_demotion_stmts for transformation.
486 (vect_create_vectorized_promotion_stmts): New function.
487 (vectorizable_type_promotion): Support loop-aware SLP and general
488 multi-step conversion. Call vect_create_vectorized_promotion_stmts
490 (vectorizable_store): Change documentation, support multiple
492 (vectorizable_load): Likewise.
493 (vect_transform_stmt): Pass SLP_NODE to
494 vectorizable_type_promotion and vectorizable_type_demotion.
495 (vect_schedule_slp_instance): Move here the calculation of number
496 of vectorized statements for each node from...
497 (vect_schedule_slp): ... here.
498 (vect_transform_loop): Call vect_schedule_slp without the last
501 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
504 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
505 to == in assert statement.
506 (vectorizable_reduction): Fix typo.
508 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
511 * value-prof.c (check_counter): Dereference pointer to overall
512 count when printing it.
514 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
516 * profile.h: Really add it.
518 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
520 * mcf.c: Really add it.
522 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
523 Vinodha Ramasamy <vinodha@google.com>
525 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
527 * value-prof.c (check_counter): Fix the counter if
528 flag_profile_correction is true.
529 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
530 tree_mod_subtract_transform):
531 Follow check_counter parameter change.
532 * common.opt (fprofile-correction): New option.
534 * profile.h: Likewise.
535 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
536 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
537 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
539 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
540 flag_profile_correction is set.
542 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
544 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
546 2008-08-18 Tomas Bily <tbily@suse.cz>
548 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
549 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
551 * tree-data-ref.c (split_constant_offset_1): Likewise.
552 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
553 * tree-sra.c (sra_walk_expr): Likewise.
554 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
555 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
556 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
557 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
559 * gimple.c (gimple_assign_unary_nop_p): Likewise.
560 * tree-vect-transform.c (vectorizable_type_demotion)
561 (vectorizable_type_promotion): Likewise.
562 * tree-inline.c (expand_call_inline):
563 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
564 (forward_propagate_addr_expr_1, forward_propagate_comparison)
565 (tree_ssa_forward_propagate_single_use_vars): Likewise.
566 * expr.c (expand_expr_real_1): Likewise.
567 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
568 (gimple_assign_unary_useless_conversion_p): Likewise.
569 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
570 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
571 * fold-const.c (fold_unary): Likewise.
572 * tree.h (CONVERT_EXPR_P): Likewise.
573 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
574 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
576 (register_edge_assert_for_2, extract_range_from_unary_expr)
577 (register_edge_assert_for_1): Likewise.
579 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
581 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
582 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
583 (enum real_value_const): Delete.
584 (get_real_const): Delete.
585 * real.c (get_real_const): Delete.
586 (dconst_e_ptr): Define.
587 (dconst_third_ptr): Define.
588 (dconst_sqrt2_ptr): Define.
589 * builtins.c: Update all callers.
591 2008-08-18 Richard Guenther <rguenther@suse.de>
593 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
594 statement iterator after statement removal.
596 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
598 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
599 (detect_processor_freebsd): Likewise.
600 (host_detect_local_cpu): Call newly added functions for FreeBSD.
602 2008-08-18 Richard Guenther <rguenther@suse.de>
604 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
605 and loads have the correct types.
607 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
610 * c-opts.c (cpp_opts): Remove static.
611 * c-parser.c (cpp_opts): Declare it extern.
612 (disable_extension_diagnostics): Handle cpp options.
613 (enable_extension_diagnostics): Likewise.
615 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
617 * diagnostics.c (permerror_at): Rename as permerror.
619 * toplev.h: Likewise.
621 2008-08-18 Richard Guenther <rguenther@suse.de>
623 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
624 sdse1 and addressables2 passes. Replace dce1 with cddce1.
625 Move call_cdce before build_alias. Move copyrename2,
626 cunrolli and ccp2 beafore build_alias. Re-add addressable2
627 right after final inlining.
628 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
629 (pass_build_cfg): But instead via TODO_dump_func.
631 2008-08-18 Richard Guenther <rguenther@suse.de>
633 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
635 (scalarize_init): If we failed to generate some initializers
636 do not generate zeros for not instantiated members. Instead
637 rely on the copy out.
638 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
639 about missing flow-sensitive alias info only if we have
642 2008-08-17 Nick Clifton <nickc@redhat.com>
644 * doc/extend.texi (Function Attributes): Fix typo in description
645 if hot function attribute.
647 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
648 Richard Sandiford <rdsandiford@googlemail.com>
650 * doc/install.texi (--with-mips-plt): Document.
651 * doc/invoke.texi (-mplt, -mno-plt): Document.
652 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
653 and handle ${with_mips_plt}.
654 * config/mips/mips.opt (mplt): New option.
655 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
656 (TARGET_ABICALLS_PIC2): Likewise.
657 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
658 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
659 (ASM_SPEC): Use !mabi=* instead of !mabi*.
660 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
661 to decide whether to output ".option picX" directives.
662 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
663 Pass -call_nonpic rather than -KPIC for -mplt.
664 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
665 on the command line. Also remove it when -mabi=64 is used without
667 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
668 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
669 TARGET_ABICALLS_PIC0.
670 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
672 (mips16_build_function_stub): Only output ".option pic" directives
673 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
674 (mips16_build_call_stub): Fix comment and remove redundant
675 ".set at"/"set .noat" directives.
676 (mips_function_rodata_section): Use the default behaviour for
677 TARGET_ABSOLUTE_ABICALLS.
678 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
679 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
680 (mips_restore_gp): Do nothing if the current function doesn't use
682 (mips_expand_prologue): Only save $gp if the current function uses it.
683 Use a normal move for TARGET_ABICALLS_PIC0.
684 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
686 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
688 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
689 of function when handling GLOBAL_POINTER_REGNUM.
691 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
694 * common.opt (-fstack-check): Do not declare the variable here.
695 (-fstack-check=): New option variant.
696 * doc/invoke.texi (Code Gen Options): Document it.
697 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
698 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
699 (STACK_CHECK_STATIC_BUILTIN): New macro.
700 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
701 * opts.c: Include expr.h.
702 (common_handle_option) <OPT_fold_stack_check_>: New case.
703 <OPT_fstack_check>: Likewise.
704 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
705 consistently in the test for variable-sized types. Adjust for
706 new behaviour of flag_stack_check.
707 * explow.c: Include except.h.
708 (allocate_dynamic_stack_space): Do not take into account
709 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
710 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
711 for variable-sized parameters. Treat all parameters whose size is
712 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
713 stack checking is enabled.
714 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
715 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
716 if generic stack checking is enabled.
717 (expand_function_end): Adjust for new behaviour of flag_stack_check.
718 * reload1.c (reload): Likewise.
719 * stmt.c (expand_decl): Assert that all automatic variables have
720 fixed size at this point and remove dead code.
721 * flags.h (stack_check_type): New enumeration type.
722 (flag_stack_check): Declare.
723 * toplev.c (flag_stack_check): New global variable.
724 * Makefile.in (opts.o): Add dependency on EXPR_H.
725 (explow.o): Add dependency on except.h.
727 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
729 * config/avr/avr.c (avr_override_options): Reduce value of
730 PARAM_INLINE_CALL_COST.
732 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
734 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
735 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
736 lieu of TYPE_MODE (type) throughout.
738 2008-08-15 Joseph Myers <joseph@codesourcery.com>
740 * config/arm/arm.c (add_minipool_backward_ref): Check for
741 8-byte-aligned entries in second case of forcing insertion after a
742 particular entry. Change third case to avoid inserting
743 non-8-byte-aligned entries before 8-byte-aligned ones.
745 2008-08-15 Richard Guenther <rguenther@suse.de>
747 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
748 strip components for unknown size accesses.
750 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
752 * config/s390/2097.md New file.
753 * config/s390/s390.md ("z10prop" attribute): Define none,
754 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
755 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
756 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
757 possible values and apply them to insns as appropriate.
758 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
759 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
760 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
761 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
763 ("bfp" mode attribute): Removed. Every occurence replaced
765 * config/s390/s390.c (struct "z10_cost"): Updated entries.
766 * config/s390/2084.md (insn_reservation "x_itof"): Updated
769 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
772 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
775 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
777 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
778 additional argument. Support reduction when duplication is needed due
779 to data-types of different sizes in the loop.
780 (get_initial_def_for_induction): Fix printout.
781 (vect_get_vec_def_for_stmt_copy): Support case where the
782 vec_stmt_for_operand is a phi node.
783 (vectorizable_reduction): Support reduction when duplication is needed
784 due to data-types of different sizes in the loop.
785 (vectorizable_call): Remove restriction to not vectorize in case we
786 have data-types of different sizes in the loop.
787 (vectorizable_conversion): Likewise.
788 (vectorizable_operation): Likewise.
789 (vectorizable_type_demotion): Likewise.
790 (vectorizable_type_promotion): Likewise.
791 (vectorizable_induction): Add restriction to not vectorize in case
792 we have data-types of different sizes in the loop.
794 2008-08-14 Christophe Saout <christophe@saout.de>
795 Uros Bizjak <ubizjak@gmail.com>
798 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
799 (*vec_concatv2di_rex64_sse4_1): Ditto.
800 (*vec_concatv2di_rex64_sse): Ditto.
802 2008-08-14 Jakub Jelinek <jakub@redhat.com>
805 * fold-const.c (fold_widened_comparison): Do not allow
806 sign changes that change the result even if shorter type
807 is wider than arg1_unw's type.
809 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
811 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
812 Skip if the multilib testing specifies -march that does not
813 agree with the one specified in the testcase.
815 2008-08-13 Joseph Myers <joseph@codesourcery.com>
817 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
818 zero extend SImode values being converted to TFmode before passing
821 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
823 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
824 __PPU__ when targeting the Cell/B.E. PPU processor.
826 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
828 * gimple.h (gimple_call_set_chain): Accept SSA variables.
829 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
830 Rematerialize the static chain, if any.
831 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
834 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
836 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
837 (new_loc_descr): Likewise.
838 (add_loc_descr): Likewise.
839 (size_of_loc_descr): Likewise.
840 (size_of_locs): Likewise.
841 (output_loc_operands): Likewise.
842 (output_loc_sequence): Likewise.
843 (new_reg_loc_descr): New.
844 (build_cfa_loc): Use it.
845 (build_cfa_aligned_loc): Likewise.
846 (one_reg_loc_descriptor): Likewise.
847 (based_loc_descr): Likewise.
849 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
852 * doc/invoke.texi (Wmain): Update.
853 * c-decl.c (start_decl): warn_main is only 0 or 1.
854 (start_function): Likewise. Fix formatting.
855 (finish_function): Delete redundant warning.
856 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
857 * c-opts (c_common_handle_option): -Wall only has effect if
858 warn_main is uninitialized. OPT_Wmain is automatically
859 handled. -pedantic also enables Wmain.
860 (c_common_post_options): Handle all logic for Wmain here.
861 * c-common.c (warn_main): Delete.
862 (check_main_parameter_types): Make pedwarns conditional on
864 * c-common.h (warn_main): Delete.
866 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
869 * expr.c (emit_group_store): Allocate stack temp with the
870 largest alignment when copying from register to stack.
872 2008-08-13 Richard Guenther <rguenther@suse.de>
874 * tree.h (maybe_fold_offset_to_address): Declare.
875 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
876 (ccp_fold): Handle pointer conversions the same as fold_stmt.
877 Likewise for POINTER_PLUS_EXPR.
878 (maybe_fold_offset_to_reference): Enable disabled code.
879 (maybe_fold_offset_to_address): New function.
880 (fold_stmt_r): Use it.
881 (fold_gimple_assign): Likewise.
882 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
883 (gimplify_expr): Likewise.
885 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
887 * toplev.h (pedwarn_at): Fix declaration.
889 2008-08-13 Joseph Myers <joseph@codesourcery.com>
891 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
892 LINK_SPEC): Use %R in -Y P argument.
894 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
897 * diagnostic.c (pedwarn_at): New.
898 * toplev.h (pedwarn_at): Declare.
899 * c-tree.h (build_enumerator): Update declaration.
900 * c-decl.c (finish_enum): Update comment.
901 (build_enumerator): Take a location parameter. Give a pedwarn but do
902 not perform any conversion.
903 * c-parser.c (c_parser_enum_specifier): Set correct location for
906 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
909 * c-common.c (conversion_warning): Use a switch. Ignore boolean
910 expressions except for conversions to signed:1 bitfields. Handle
911 COND_EXPR with constant operands.
913 2008-08-13 Richard Guenther <rguenther@suse.de>
915 PR tree-optimization/15255
916 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
917 (struct oecount_s): New struct and VEC types.
919 (oecount_hash): New function.
920 (oecount_eq): Likewise.
921 (oecount_cmp): Likewise.
922 (zero_one_operation): New function.
923 (build_and_add_sum): Likewise.
924 (undistribute_ops_list): Perform un-distribution of multiplication
925 and division on the chain of summands.
926 (should_break_up_subtract): Also break up subtracts for factors.
927 (reassociate_bb): Delete dead visited statements.
928 Call undistribute_ops_list. Re-sort and optimize if it did something.
929 * passes.c (init_optimization_passes): Move DSE before
931 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
934 2008-08-12 Janis Johnson <janis187@us.ibm.com>
936 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
938 * doc/invoke.texi: Revert unintended checkin.
940 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
943 * gcc.c (include_spec_function): Tweak call to find_a_file.
945 2008-08-12 Jakub Jelinek <jakub@redhat.com>
948 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
950 * dojump.c (do_jump): Likewise.
952 PR tree-optimization/37084
953 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
954 if id->regimplify, don't assume stmt is a cast assignment.
956 2008-08-12 Anatoly Sokolov <aesok@post.ru>
958 * final.c (final_scan_insn): Use app_enable/app_disable functions.
960 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
963 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
966 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
968 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
969 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
971 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
972 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
973 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
974 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
975 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
977 * doc/tm.texi (Storage Layout): Remove documentation for
980 * simplify-rtx.c (simplify_binary_operation_1): Replace
981 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
983 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
985 * real.h (struct real_format): New member has_sign_dependent_rounding.
986 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
987 spu_single_format, ieee_double_format, mips_double_format,
988 motorola_double_format, ieee_extended_motorola_format,
989 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
990 ieee_extended_intel_96_round_53_format, ibm_extended_format,
991 mips_extended_format, ieee_quad_format, mips_quad_format,
992 vax_f_format, vax_d_format, vax_g_format): Initialize it.
993 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
995 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
996 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
997 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
998 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
999 (ROUND_TOWARDS_ZERO): Likewise.
1001 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
1002 (FLOAT_MODE_FORMAT): New macro.
1003 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
1004 (MODE_COMPOSITE_P): ... this new macro.
1005 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1006 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
1007 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
1009 * flags.h: Include "real.h".
1011 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1012 REAL_MODE_FORMAT_COMPOSITE_P.
1013 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1015 * doc/tm.texi (Storage Layout): Remove documentation of
1016 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1017 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1018 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1019 they only apply to libgcc2.a.
1021 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1023 * config/spu/float_disf.c: New file.
1024 * config/spu/float_unsdisf.c: New file.
1025 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1026 (LIB2FUNCS_EXCLUDE): Define.
1028 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1029 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1031 * real.h (struct real_format): New member round_towards_zero.
1032 * real.c (round_for_format): Respect fmt->round_towards_zero.
1033 (ieee_single_format, mips_single_format, motorola_single_format,
1034 spu_single_format, ieee_double_format, mips_double_format,
1035 motorola_double_format, ieee_extended_motorola_format,
1036 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1037 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1038 mips_extended_format, ieee_quad_format, mips_quad_format,
1039 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1040 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1042 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1043 real_format to choose rounding mode when calling MPFR functions.
1044 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1045 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1047 * real.h (real_to_decimal_for_mode): Add prototype.
1048 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1049 Respect target rounding mode when generating decimal representation.
1050 (real_to_decimal): New stub for backwards compatibility.
1051 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1052 real_to_decimal_for_mode instead of real_to_decimal.
1054 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1056 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1057 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1059 * real.c (spu_single_format): New variable.
1060 * real.h (spu_single_format): Declare.
1062 * config/spu/spu.c (spu_override_options): Install SFmode format.
1063 (spu_split_immediate): Use integer mode to operate on pieces of
1064 floating-point values in all cases.
1066 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1067 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1068 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1070 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1072 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1074 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1076 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1078 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1081 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1082 on the VAR_DECL instead of TYPE_READONLY on its type.
1084 2008-08-12 Ira Rosen <irar@il.ibm.com>
1086 * tree-vectorizer.c: Depend on langhooks.h.
1087 (supportable_widening_operation): Add two arguments. Support double
1089 (supportable_narrowing_operation): Likewise.
1090 * tree-vectorizer.h (supportable_widening_operation): Add two
1092 (supportable_narrowing_operation): Likewise.
1093 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1094 supportable_widening_operation with correct arguments.
1095 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1096 (vectorizable_type_demotion): Support double type conversions.
1097 (vectorizable_type_promotion): Likewise.
1098 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1100 2008-08-11 Michael Matz <matz@suse.de>
1102 * i386/i386.c (override_options): Move initialisation from
1103 flag_schedule_insns_after_reload to here from ...
1104 (optimization_options): ... here.
1106 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1108 PR rtl-optimization/36998
1109 * dwarf2out.c (compute_barrier_args_size_1,
1110 compute_barrier_args_size): Temporarily remove assertions.
1112 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1115 * tree-ssa.c (struct walk_data): Add new flag
1116 warn_possibly_uninitialized.
1117 (warn_uninitialized_var): Use it.
1118 (warn_uninitialized_vars): New.
1119 (execute_early_warn_uninitialized): Call it.
1120 (execute_late_warn_uninitialized): Likewise.
1122 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1125 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1128 2008-08-09 Jan Hubicka <jh@suse.cz>
1131 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1133 (expand_fix): Be prepared for expansion to fail.
1134 (expand_sfix_optab): Remove instructions if expansion failed.
1136 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1138 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1140 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1141 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1143 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1145 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1146 mips/t-libgcc-mips16 to tmake_file.
1147 * config/mips/mips-protos.h (mips_call_type): New enum.
1148 (mips_pic_base_register, mips_got_load): Declare.
1149 (mips_restore_gp): Take an rtx argument.
1150 (mips_use_pic_fn_addr_reg_p): Declare.
1151 (mips_expand_call): Replace the sibcall_p argument with
1152 a mips_call_type argument. Add a lazy_p parameter.
1153 (mips_split_call): Declare.
1154 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1155 (MIPS16_PIC_TEMP): Likewise.
1156 (reg_class): Delete M16_NA_REGS.
1157 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1158 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1159 (mips_split_hi_p): Declare.
1160 * config/mips/mips.c (mips_split_hi_p): New array.
1161 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1162 (mips_got_symbol_type_p): New function.
1163 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1164 (mips16_stub_function_p): New function.
1165 (mips16_local_function_p): Likewise.
1166 (mips_use_pic_fn_addr_reg_p): Likewise.
1167 (mips_cannot_force_const_mem): Return false for HIGHs.
1168 Extend CONST_INT and symbolic handling to MIPS16, using
1169 mips_symbol_insns to check that the base symbol type is a
1170 legitimate constant. Reject GOT-based constants if
1171 TARGET_MIPS16_PCREL_LOADS.
1172 (mips_const_insns): Check targetm.cannot_force_const_mem when
1173 decomposing a symbolic base and a large offset.
1174 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1175 When calling a function that needs $25 from MIPS16 code,
1176 move the target address into $25 separately and add a USE
1178 (mips16_gp_pseudo_reg): Insert the initializer immediately
1179 before the first real insn.
1180 (mips_pic_base_register, mips_got_load): New functions.
1181 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1182 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1183 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1184 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1185 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1186 also passing NULL_RTX rather than const0_rtx as the aux argument.
1187 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1188 instead of TARGET_EXPLICIT_RELOCS.
1189 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1190 (mips_load_call_address): Replace the sibcall_p argument with
1191 a mips_call_type argument. Use mips_got_load.
1192 (mips16_local_alias): New structure.
1193 (mips16_local_aliases): New variable.
1194 (mips16_local_aliases_hash): New function.
1195 (mips16_local_aliases_eq): Likewise.
1196 (mips16_local_alias): Likewise.
1197 (mips16_stub_function): Likewise.
1198 (mips16_build_function_stub): Create a local alias for the target
1199 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1200 .cpload directive and an R_MIPS_NONE relocation for the target
1201 function, then load the alias rather than the function itself.
1202 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1203 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1204 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1205 (mips16_build_call_stub): Replace the FN parameter with an
1206 FN_PTR parameter. Force the address into a register if it
1207 isn't a call_insn_operand; don't rely on the caller to do this.
1208 If a call to a locally-defined and locally-binding MIPS16
1209 function must be made indirectly, redirect the call to the
1210 function's local alias. Use mips16_stub_function_p,
1211 mips16_stub_function, mips_expand_call and use_reg.
1212 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1213 Use explicit %hi and %lo accesses where possible.
1214 Use MIPS_CALL to generate the correct code form of a
1215 jal instruction. Add clobbers of $18 instead of uses.
1216 Update the call to mips_emit_call_insn.
1217 (mips_expand_call): Replace the SIBCALL_P argument with a
1218 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1219 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1220 allowing it to modify the call address. Update the calls to
1221 mips_load_call_address and mips_emit_call_insn.
1222 (mips_split_call): New function.
1223 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1224 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1225 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1226 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1227 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1229 (mips_cprestore_slot): New function.
1230 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1231 and use mips_cprestore_slot.
1232 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1234 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1235 then use a copygp_mips16 instruction to set up $28.
1236 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1237 (mips16_lay_out_constants): Call split_all_insns_noflow.
1238 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1239 false if TARGET_MIPS16.
1240 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1241 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1242 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1243 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1244 MIPS16 code. Allow MIPS16 o32 PIC.
1245 (mips_override_options): Allow MIPS16 o32 PIC.
1246 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1247 after reload if TARGET_USE_GOT.
1248 (UNSPEC_COPYGP): New constant.
1249 (length): Use a default length of 8 for MIPS16 GOT loads.
1250 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1251 (*got_page<mode>): Check mips_split_hi_p.
1252 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1253 (unspec_got<mode>, unspec_call<mode>): New expanders.
1254 (load_got<mode>, load_call<mode>): Remove the length attributes.
1255 Use a got attribute instead of a type attribute.
1256 (copygp_mips16): New insn.
1257 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1258 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1259 (sibcall, sibcall_value, call, call_value): Update the calls
1260 to mips_expand_call.
1261 (call_internal, call_value_internal): Use mips_split_call.
1262 (call_value_multiple_internal): Likewise.
1263 (call_split): Move after call_internal (the insn it is split from).
1264 (call_internal_direct, call_value_internal_direct): Turn into
1265 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1266 (call_direct_split, call_value_direct_split): New patterns.
1267 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1268 and use M16_REGS instead of M16_NA_REGS.
1269 * config/mips/predicates.md (const_call_insn_operand): Replace
1270 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1271 mips_use_pic_fn_addr_reg_p check.
1272 (move_operand): Reject HIGHs if mips_split_hi_p.
1273 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1274 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1275 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1276 * config/mips/libgcc-mips16.ver: New file.
1277 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1278 $(srcdir)/config/mips/libgcc-mips16.ver.
1280 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1282 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1283 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1284 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1285 (mips16_cfun_returns_in_fpr_p): Likewise.
1287 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1289 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1290 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1291 rather than 4 to PC.
1293 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1295 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1296 (FUNCTION_PROFILER): Save the static chain pointer into $2
1297 beforehand and restore it aftewards.
1298 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1299 address directly into $25 and call the function through $25;
1300 do not clobber $3. Pad the DImode version to cover the space
1301 left by the deleted $25 <- $3 move.
1302 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1303 the removal of the $25 <- $3 move.
1304 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1305 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1307 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1308 Daniel Jacobowitz <dan@codesourcery.com>
1310 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1311 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1312 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1313 * config/mips/mips.c (mips_start_function_definition): New function.
1314 (mips_end_function_definition): Likewise.
1315 (mips_output_function_prologue): Use mips_start_function_definition.
1316 (mips_output_function_epilogue): Use mips_end_function_definition.
1317 (build_mips16_function_stub): Use mips_start_function_definition
1318 and mips_end_function_definition.
1319 (build_mips16_call_stub): Likewise.
1321 2008-08-09 Richard Guenther <rguenther@suse.de>
1323 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1324 * gimple.h (gimple_call_fn): Adjust comment.
1325 (gimple_call_set_fndecl): New function.
1326 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1327 longer having bare FUNCTION_DECL operand.
1328 (gimple_call_return_type): Likewise.
1329 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1331 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1332 (gimple_mod_pow2): Likewise.
1333 (gimple_mod_subtract): Likewise.
1334 (gimple_ic): Likewise.
1335 (gimple_stringop_fixed_value): Likewise.
1336 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1337 longer having bare FUNCTION_DECL operand.
1338 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1339 * omp-low.c (optimize_omp_library_calls): Likewise.
1340 * cgraphunit.c (update_call_expr): Likewise.
1341 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1342 (execute_convert_to_rsqrt): Likewise.
1343 * cfgexpand.c (gimple_to_tree): Simplify.
1344 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1345 bare FUNCTION_DECL operand.
1346 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1347 (convert_gimple_call): Use gimple_call_fndecl.
1348 * c-common.c (c_warn_unused_result): Likewise.
1350 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1353 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1354 (c_finish_return): Likewise.
1355 (c_start_case): Likewise.
1356 * c-common.c (warn_for_collisions_1): Use explicit location in
1358 * c-parser.c (c_parser_condition): New. Call
1359 verify_sequence_points.
1360 (c_parser_paren_condition): Call c_parser_condition.
1361 (c_parser_for_statement): Call c_parser_condition.
1363 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1366 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1367 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1368 Moved from diagnostic.h
1369 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1371 (emit_diagnostic): New.
1372 (warning0, pedwarn0): Delete.
1373 (warning, warning_at, pedwarn, permerror): Return bool.
1374 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1375 Moved to diagnostic.c.
1376 (struct diagnostic_context): Use correct type for
1377 classify_diagnostic.
1378 (diagnostic_report_diagnostic): Update declaration.
1379 (emit_diagnostic): Declare.
1380 * errors.c (warning): Return bool.
1381 * errors.h (warning): Update declaration.
1382 * toplev.h (warning0, pedwarn0): Delete.
1383 (warning, warning_at, pedwarn, permerror): Return bool.
1384 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1385 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1386 inform. Update all calls.
1387 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1388 before giving informative note.
1389 (implicit_decl_warning): Likewise.
1390 * c-typeck.c (build_function_call): Likewise.
1391 * tree-sssa.c (warn_uninit): Likewise.
1392 * builtins.c (gimplify_va_arg_expr): Likewise.
1394 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1397 * doc/invoke.texi (-Wextra): Move warning from here...
1398 (-Wuninitialized): ... to here.
1400 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1403 * flags.h (set_Wunused): Delete
1404 * toplev.c (process_options): Handle Wunused flags here.
1405 * opts.c (maybe_warn_unused_parameter): Delete.
1406 (common_handle_option): Replace set_Wunused by warn_unused.
1407 (set_Wextra): Do not handle Wunused-parameter here.
1408 (set_Wunused): Delete.
1409 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1411 * common.opt (Wunused): Add Var and Init.
1412 (Wunused-function): Likewise.
1413 (Wunused-label): Likewise.
1414 (Wunused-parameter): Likewise.
1415 (Wunused-value): Likewise.
1416 (Wunused-variable): Likewise.
1418 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1420 * doc/invoke.texi: Add cpu_type power7.
1421 * config.in (HAVE_AS_VSX): New.
1422 * config.gcc: Add cpu_type power7.
1423 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1425 * configure: Regenerate.
1426 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1428 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1429 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1430 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1432 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1434 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1435 type to vectorize.builtin_conversion.
1436 (vectorizable_conversion): Likewise.
1437 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1438 integral type as input.
1439 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1441 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1442 and ALTIVEC_BUILTIN_VCTSXS.
1443 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1446 2008-08-08 Richard Guenther <rguenther@suse.de>
1448 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1449 (surely_varying_stmt_p): Calls are varying only if they are
1450 non-builtin and not indirect or have no result.
1451 (ccp_fold): Re-instantiate code before the tuples merge.
1453 2008-08-08 Richard Guenther <rguenther@suse.de>
1455 PR tree-optimization/37056
1456 * gimple.h (gimple_assign_rhs_class): New helper function.
1457 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1458 unary operations properly.
1460 2008-08-07 Jan Hubicka <jh@suse.cz>
1462 * i386.h (ix86_size_cost): Declare.
1463 (ix86_cur_cost): New function macro.
1464 * i386.md (peepholes expanding size and splitters): Predicate by
1465 optimize_insn_for_speed_p.
1466 (peepholes reduce size and splitters): Predicate by
1467 optimize_insn_for_size_p.
1468 * i386.c (ix86_size_cost): Rename from ...
1469 (size_cost): This one.
1470 (override_options): Update.
1471 (decide_alg): Likewise.
1472 (ix86_expand_clear): Use RTL profile.
1473 (ix86_pad_returns): Use RTL profile.
1475 2008-08-07 Jan Hubicka <jh@suse.cz>
1477 * recog.c (split_all_insns): Set RTL profile
1478 (peephole2_optimize): Likewise.
1479 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1480 * combine.c (combine_instructions): Likewise.
1482 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1484 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1486 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1488 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1489 value in a6 after the set_frame_ptr insn.
1491 2008-08-07 Richard Henderson <rth@redhat.com>
1494 * gcc.c (cpp_options): Pass along -g*.
1496 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1498 * config/arm/arm.c (output_move_neon): Update comment describing
1499 big-endian vector layout.
1500 (arm_assemble_integer): Do not handle big-endian NEON vectors
1502 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1503 neon_vget_lane<mode>_sext_internal,
1504 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1505 element indices for big-endian.
1507 2008-08-07 Richard Henderson <rth@redhat.com>
1509 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1510 * configure, config.in: Rebuild.
1511 * debug.h (dwarf2out_do_cfi_asm): Declare.
1512 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1513 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1514 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1515 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1517 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1519 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1520 movv2si_internal): Combine into mov<mode>_internal.
1521 (movv2si_internal_2): Remove.
1523 2008-08-07 Jan Hubicka <jh@suse.cz>
1526 * i386.md (single stringop patterns): Enable unconditionally.
1528 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1531 * config/i386/emmintrin.h (_mm_move_epi64): Use
1532 __builtin_ia32_movq128.
1534 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1535 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1537 * config/i386/sse.md (sse2_movq128): New.
1539 * doc/extend.texi: Document __builtin_ia32_movq128.
1541 2008-08-07 Richard Guenther <rguenther@suse.de>
1544 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1545 pointers can access anything.
1547 2008-08-06 Jan Hubicka <jh@suse.cz>
1549 * optabs.c (emit_unop_insn): Break out to ...
1550 (maybe_emit_unop_insn): ... this one.
1551 (expand_sfix_optab): Use maybe variant.
1552 * optabs.h (maybe_emit_unop_insn): Declare.
1554 * i386.md (mov0 patterns): Enable by default.
1555 (FP conversion expanders): Disable expansion of code expanding
1556 sequences when instruction should be optimized for size.
1557 (single strinop patterns): Enable when optimizing for size.
1558 (string expanders): Disable expanding of code expanding sequences
1559 when optimizning instruction for size.
1560 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1562 (ix86_fp_comparison_sahf_cost): Likewise.
1563 (ix86_expand_branch): Likewise.
1564 (ix86_expand_ashl_const): Likewise.
1565 (ix86_split_ashl): Likewise.
1566 (ix86_expand_strlen): Likewise.
1567 (ix86_emit_fp_unordered_jump): Likewie.
1569 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1571 * c-common.c: Fix typo.
1572 (c_common_reswords): Activate more C++ keyword warnings.
1574 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1576 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1579 * diagnostic.c (permerror_at): New.
1580 * toplev.h (permerror_at): Declare.
1582 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1583 Ira Rosen <irar@il.ibm.com>
1585 * tree-vect-transform.c (vect_model_simple_cost): Return
1586 immediately if stmt is pure SLP.
1587 (vect_model_store_cost): Ditto.
1588 (vect_model_load_cost): Ditto.
1589 (vectorizable_store): Remove PURE_SLP check before call
1590 to vect_model_store_cost.
1591 (vect_model_store_cost): When checking whether stmt describe
1592 strided access, add a check that it is not slp_node.
1594 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1597 * c-common.c (warn_for_sign_compare): New. Handle separately the
1598 case that 'constant' is zero.
1599 * c-typeck.c (build_binary_op): Move code to c-common.c
1601 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1603 * config/alpha/alpha.c (alpha_preferred_reload_class,
1604 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1605 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1606 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1607 * config/arm/arm.md: Likewise.
1608 * config/avr/avr-protos.h (preferred_reload_class,
1609 test_hard_reg_class, avr_simplify_comparison_p,
1610 out_shift_with_cnt, class_max_nregs): Likewise.
1611 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1612 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1613 preferred_reload_class, test_hard_reg_class): Likewise.
1614 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1615 bfin_memory_move_cost, bfin_secondary_reload,
1616 bfin_output_mi_thunk): Likewise.
1617 * config/crx/crx.c (crx_secondary_reload_class,
1618 crx_memory_move_cost): Likewise.
1619 * config/frv/frv-protos.h (frv_secondary_reload_class,
1620 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1621 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1622 frv_secondary_reload_class, frv_class_likely_spilled_p,
1623 frv_class_max_nregs): Likewise.
1624 * config/h8300/h8300.c (h8300_classify_operand,
1625 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1627 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1628 * config/ia64/ia64.c (ia64_preferred_reload_class,
1629 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1630 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1631 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1633 * config/m68hc11/m68hc11.c (preferred_reload_class,
1634 m68hc11_memory_move_cost): Likewise.
1635 * config/mcore/mcore.c (mcore_secondary_reload_class,
1636 mcore_reload_class): Likewise.
1637 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1638 mips_class_max_nregs, mips_cannot_change_mode_class,
1639 mips_preferred_reload_class, mips_secondary_reload_class,
1640 mips_output_mi_thunk): Likewise.
1641 * config/mmix/mmix.c (mmix_preferred_reload_class,
1642 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1644 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1646 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1647 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1648 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1649 * config/rs6000/rs6000.c (paired_expand_vector_init,
1650 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1651 compare_section_name, rs6000_memory_move_cost): Likewise.
1652 * config/s390/s390.c (s390_emit_compare_and_swap,
1653 s390_preferred_reload_class, s390_secondary_reload,
1654 legitimize_pic_address, legitimize_tls_address,
1655 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1656 s390_class_max_nregs): Likewise.
1657 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1658 * config/s390/s390.md: Likewise.
1659 * config/score/score-protos.h (score_secondary_reload_class,
1660 score_preferred_reload_class): Likewise.
1661 * config/score/score.c (score_preferred_reload_class,
1662 score_secondary_reload_class): Likewise.
1663 * config/score/score3.c (score3_output_mi_thunk,
1664 score3_preferred_reload_class, score3_secondary_reload_class,
1665 score3_hard_regno_mode_ok): Likewise.
1666 * config/score/score3.h (score3_preferred_reload_class,
1667 score3_secondary_reload_class): Likewise.
1668 * config/score/score7.c (score7_output_mi_thunk,
1669 score7_preferred_reload_class, score7_secondary_reload_class,
1670 score7_hard_regno_mode_ok): Likewise.
1671 * config/score/score7.h (score7_preferred_reload_class,
1672 score7_secondary_reload_class): Likewise.
1673 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1674 output_branchy_insn, add_constant, gen_block_redirect,
1675 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1676 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1678 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1679 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1680 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1681 xstormy16_preferred_reload_class): Likewise.
1682 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1683 xtensa_expand_atomic, override_options,
1684 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1686 * reorg.c (try_merge_delay_insns): Likewise.
1687 * tree.c (merge_dllimport_decl_attributes): Likewise.
1689 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1691 2008-08-06 Michael Matz <matz@suse.de>
1693 * Makefile.in (write_entries_to_file): Quote words.
1694 * gengtype.c: (read_input_line): Skip over leading white-space.
1696 2008-08-06 Marc Gauthier <marc@tensilica.com>
1698 * config.gcc: Match more processor names for Xtensa.
1699 * configure.ac: Likewise.
1700 * doc/install.texi (Specific): Likewise.
1701 * configure: Regenerate.
1703 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1705 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1706 * calls.c (avoid_likely_spilled_reg): Likewise.
1707 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1708 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1709 * config/i386/i386.c (ix86_expand_special_args_builtin,
1710 ix86_secondary_reload): Likewise.
1711 * except.c (struct eh_region, gen_eh_region_catch,
1712 remove_unreachable_regions, duplicate_eh_regions,
1713 assign_filter_values, build_post_landing_pads,
1714 sjlj_find_directly_reachable_regions, remove_eh_handler,
1715 reachable_next_level, foreach_reachable_handler,
1716 can_throw_internal_1, can_throw_external_1,
1717 collect_one_action_chain): Likewise.
1718 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1719 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1720 * function.c (update_temp_slot_address, instantiate_new_reg,
1721 instantiate_virtual_regs_in_rtx,
1722 instantiate_virtual_regs_in_insn): Likewise.
1723 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1724 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1725 gimplify_cleanup_point_expr): Likewise.
1726 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1727 * passes.c (next_pass_1): Likewise.
1728 * print-tree.c (print_node_brief, print_node): Likewise.
1729 * profile.c (branch_prob): Likewise.
1730 * tree-dump.c (dump_register): Likewise.
1731 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1733 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1734 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1735 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1736 copy_arguments_for_versioning, copy_static_chain): Likewise.
1737 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1738 add_new_name_mapping, register_new_name_mapping): Likewise.
1739 * tree-mudflap.c (mf_xform_derefs): Likewise.
1740 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1741 get_init_expr, combine_chains): Likewise.
1742 * tree-pretty-print.c (dump_generic_node): Likewise.
1743 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1744 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1745 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1746 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1748 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1751 * calls.c (expand_call): Use the biggest preferred stack
1754 2008-08-06 Michael Matz <matz@suse.de>
1757 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1758 for reused reload, instead of overwriting them.
1760 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1763 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1764 for incoming stack boundary.
1766 * function.c (assign_parm_find_entry_rtl): Update
1767 parm_stack_boundary.
1769 * function.h (rtl_data): Add parm_stack_boundary.
1771 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1772 parm_stack_boundary for incoming stack boundary.
1774 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1776 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1777 for unrepresentable subregs or treat them as equal to other regs
1778 or subregs with the same register number.
1780 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1783 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1786 2008-08-06 Jan Hubicka <jh@suse.cz>
1788 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1789 frequencies might be hot.
1791 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1793 * reload.c (find_reloads): Force constants into literal pool
1794 also if they are wrapped in a SUBREG.
1796 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1799 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1800 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1801 Don't allow predicated instructions for data speculation.
1802 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1805 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1807 * haifa-sched.c (extend_global): Split to extend_global_data and
1808 extend_region_data. Update all uses.
1809 (extend_all): Rename to extend_block_data.
1811 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1813 * sched-rgn.c (new_ready): Check if instruction can be
1814 speculatively scheduled before attempting speculation.
1815 (debug_rgn_dependencies): Remove wrongful assert.
1817 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1819 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1821 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1823 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1824 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1825 va_size, and type_size.
1827 2008-08-04 Jason Merrill <jason@redhat.com>
1830 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1831 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1833 2008-08-05 Richard Henderson <rth@redhat.com>
1835 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1836 * configure: Rebuild.
1838 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1841 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1842 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1845 2008-08-05 Richard Henderson <rth@redhat.com>
1847 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1848 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1849 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1850 * common.opt (fdwarf2-cfi-asm): New.
1851 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1852 * config.in, configure: Rebuild.
1853 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1854 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1855 (dw2_force_const_mem): Externalize.
1856 * dwarf2asm.h: Update.
1857 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1858 generate a real label.
1859 (output_cfi_directive): New.
1860 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1861 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1862 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1864 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1865 (output_loc_operands_raw, output_loc_sequence_raw): New.
1866 (output_cfa_loc_raw): New.
1868 2008-08-05 Paul Brook <paul@codesourcery.com>
1870 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1871 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1872 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1873 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1874 * config/arm/arm.h (TARGET_VFPD32): Define.
1875 (TARGET_VFP3): Use TARGET_VFPD32.
1876 (fputype): Add FPUTYPE_VFP3D16.
1877 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1878 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1879 * config/arm/arm-cores.def: Add cortex-r4f.
1880 * config/arm/arm-tune.md: Regenerate.
1882 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1884 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1885 Reword some comments throughout the file.
1887 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1888 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1889 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1890 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1892 (MFC_START_ENABLE): Remove PPU-only define.
1893 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1894 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1896 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1897 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1898 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1899 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1900 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1901 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1902 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1904 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1905 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1906 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1907 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1909 (spu_read_machine_status): Fix typo.
1911 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1913 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1914 SUBREG of multi-word hard register.
1915 * config/spu/spu.c (valid_subreg): Likewise.
1916 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1918 2008-08-04 Richard Guenther <rguenther@suse.de>
1920 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1921 the candidate with the stripped base if that base is different
1922 from the original base even for offset zero.
1924 2008-08-04 Richard Guenther <rguenther@suse.de>
1927 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1928 check for no_overflow.
1930 2008-08-04 Richard Guenther <rguenther@suse.de>
1932 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1934 2008-08-04 Paul Brook <paul@codesourcery.com>
1936 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1937 (arm_order_regs_for_local_alloc): New function.
1938 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1940 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1942 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1945 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1946 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1947 (ix86_expand_epilogue): Likewise.
1949 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1951 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1954 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1956 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1957 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1958 (*movv2sf_internal_rex64): Ditto.
1960 2008-08-03 Jan Hubicka <jh@suse.cz>
1962 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1963 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1964 * expmed.c (expand_smod_pow2): Likewise.
1966 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1969 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1970 alternative 0 of operand 1.
1971 (*vec_concatv2di_rex64_sse): Ditto.
1972 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1974 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1975 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1976 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1977 (*movv2sf_internal_rex64): Ditto.
1979 2008-08-02 Richard Guenther <rguenther@suse.de>
1982 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1983 (ssedoublesizemode): New mode attribute.
1984 (sse_shufps): Call gen_sse_shufps_v4sf.
1985 (sse_shufps_1): Macroize.
1986 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1987 (sse2_shufpd_1): Macroize.
1988 (vec_extract_odd, vec_extract_even): New expanders.
1989 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1990 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1991 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1992 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1993 (ix86_expand_vector_set): Likewise.
1994 (ix86_expand_reduc_v4sf): Likewise.
1996 2008-08-01 Doug Kwan <dougkwan@google.com>
1998 * matrix-reorg.c: Re-enable all code.
1999 (struct malloc_call_data): Change CALL_STMT to gimple type.
2000 (collect_data_for_malloc_call): Tuplify.
2001 (struct access_site_info): Change STMT to gimple type.
2002 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
2003 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
2004 (struct free_info): Change STMT to gimple type.
2005 (struct matrix_access_phi_node): Change PHI to gimple type.
2006 (get_inner_of_cast_expr): Remove.
2007 (may_flatten_matrices_1): Tuplify.
2008 (may_flatten_matrices): Ditto.
2009 (mark_min_matrix_escape_level): Ditto.
2010 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2011 (ssa_accessed_in_call_rhs): New
2012 (ssa_accessed_in_assign_rhs): New
2013 (record_access_alloc_site_info): Tuplify.
2014 (add_allocation_site): Ditto.
2015 (analyze_matrix_allocation_site): Ditto.
2016 (analyze_transpose): Ditto.
2017 (get_index_from_offset): Ditto.
2018 (update_type_size): Ditto.
2019 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2020 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2021 (analyze_accesses_for_phi_node): Tuplify.
2022 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2023 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2024 (analyze_matrix_accesses): Tuplify.
2025 (check_var_data): New call-back type for check_var_notmodified_p.
2026 (check_var_notmodified_p): Tuplify and use call-back struct to
2027 return statement found.
2028 (can_calculate_expr_before_stmt): Factor out statement related code
2030 (can_calculate_stmt_before_stmt): New.
2031 (check_allocation_function): Tuplify.
2032 (find_sites_in_func): Ditto.
2033 (record_all_accesses_in_func): Ditto.
2034 (transform_access_sites): Ditto.
2035 (transform_allocation_sites): Ditto.
2036 (matrix_reorg): Re-enable.
2037 (gate_matrix_reorg): Re-enable.
2039 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2041 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2042 for labels for which it hasn't been set yet. If it has been set,
2043 stop walking insns and continue with next worklist item.
2044 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2045 if the only BARRIER is at the very end of a function.
2047 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2049 * cfgexpand.c (expand_stack_alignment): Assert that
2050 stack_realign_drap and drap_rtx must match.
2052 * function.c (instantiate_new_reg): If DRAP is used to realign
2053 stack, replace virtual_incoming_args_rtx with internal arg
2056 2008-08-01 Richard Guenther <rguenther@suse.de>
2058 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2059 loop information only if we initialized it.
2060 (execute_pre): Call fini_pre with in_fre.
2061 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2062 if we do not unroll because we hit max-completely-peeled-insns.
2063 Use our estimation for consistency, do allow shrinking.
2065 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2067 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2068 with MIN_STACK_BOUNDARY.
2069 (ix86_update_stack_boundary): Likewise.
2070 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2073 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2074 (MIN_STACK_BOUNDARY): This.
2076 2008-08-01 Richard Guenther <rguenther@suse.de>
2079 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2081 2008-08-01 Richard Guenther <rguenther@suse.de>
2083 PR tree-optimization/36988
2084 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2085 do not matter if that doesn't change volatile qualification.
2087 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2089 * configure.ac: Do not generate libada-mk. Do not subst
2091 * libada-mk.in: Remove.
2092 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2093 * configure: Regenerate.
2095 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2097 * tree-pass.h: Added comment about not dumping passes with name
2098 starting with star in struct opt_pass.
2099 * passes.c (register_dump_files_1): Don't do dump for a pass with
2100 name starting with star.
2101 * doc/passes.texi (Pass manager): Mention pass names and special
2102 meaning of star prefix to avoid dump.
2104 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2106 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2108 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2109 (ISA_MIPS64R2): New macro.
2110 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2111 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2112 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2113 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2114 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2115 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2116 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2117 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2118 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2119 Move up to keep list alphabetically sorted.
2120 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2121 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2123 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2124 (-march=@var{arch}): Add mips64r2.
2126 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2128 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2130 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2132 * expr.c (expand_assignment): Check for complete type.
2134 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2137 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2139 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2140 for stack alignment.
2142 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2144 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2146 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2147 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2149 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2151 PR rtl-optimization/36419
2152 * dwarf2out.c (barrier_args_size): New variable.
2153 (compute_barrier_args_size, compute_barrier_args_size_1): New
2155 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2156 if not called yet in the current function, use barrier_args_size
2157 array to find the new args_size value.
2158 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2160 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2163 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2166 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2169 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2170 (dwarf2out_stack_adjust): Use it.
2171 (dwarf2out_frame_debug_expr): Likewise.
2173 2008-07-31 Richard Guenther <rguenther@suse.de>
2175 PR tree-optimization/36978
2176 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2177 the generated condition.
2179 2008-07-31 Richard Guenther <rguenther@suse.de>
2181 * passes.c (init_optimization_passes): Always call
2182 pass_early_warn_uninitialized.
2183 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2184 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2185 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2187 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2190 * builtins.c (maybe_emit_free_warning): New function.
2191 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2192 maybe_emit_free_warning for BUILT_IN_FREE.
2195 * dwarf2out.c (get_context_die): New function.
2196 (force_decl_die, force_type_die): Use it.
2197 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2198 returns NULL, force generation of DW_TAG_typedef and put that into
2201 PR preprocessor/36649
2202 * c-pch.c (c_common_read_pch): Save and restore
2203 line_table->trace_includes across PCH restore.
2205 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2208 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2210 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2213 * final.c (call_from_call_insn): Handle COND_EXEC.
2215 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2217 * builtins.c (std_gimplify_va_arg_expr): Replace
2218 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2219 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2221 2008-07-30 Joey Ye <joey.ye@intel.com>
2222 H.J. Lu <hongjiu.lu@intel.com>
2224 * builtins.c (expand_builtin_setjmp_receiver): Replace
2225 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2226 (expand_builtin_apply_args_1): Likewise.
2227 (expand_builtin_longjmp): Need DRAP for stack alignment.
2228 (expand_builtin_apply): Likewise.
2230 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2231 instead of assign_stack_local to allow alignment reduction.
2233 * calls.c (emit_call_1): Need DRAP for stack alignment if
2235 (expand_call): Replace virtual_incoming_args_rtx with
2236 crtl->args.internal_arg_pointer.
2237 * stmt.c (expand_nl_goto_receiver): Likewise.
2239 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2240 alignment and store to stack_alignment_estimated and
2241 max_used_stack_slot_alignment.
2242 (expand_one_var): Likewise.
2243 (expand_stack_alignment): New function.
2244 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2245 and stack_alignment_estimated fields in rtl_data. Call
2246 expand_stack_alignment at end.
2248 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2249 (MAX_STACK_ALIGNMENT): Likewise.
2250 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2251 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2253 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2254 stack alignment when generating virtual registers.
2256 * function.c (assign_stack_local): Renamed to ...
2257 (assign_stack_local_1): This. Add a parameter to indicate
2258 if it is OK to reduce alignment.
2259 (assign_stack_local): Use it.
2260 (instantiate_new_reg): Instantiate virtual incoming args rtx
2261 to vDRAP if stack realignment and DRAP is needed.
2262 (assign_parms): Collect parameter/return type alignment and
2263 contribute to stack_alignment_estimated.
2264 (locate_and_pad_parm): Likewise.
2265 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2266 with crtl->args.internal_arg_pointer.
2268 * function.h (rtl_data): Add new field drap_reg,
2269 max_used_stack_slot_alignment, stack_alignment_estimated,
2270 stack_realign_needed, need_drap, stack_realign_processed and
2271 stack_realign_finalized.
2272 (stack_realign_fp): New macro.
2273 (stack_realign_drap): Likewise.
2275 * global.c (compute_regsets): Frame pointer is needed when
2276 stack is realigned. Can eliminate frame pointer when stack is
2277 realigned and dynamic realigned argument pointer isn't used.
2279 * reload1.c (update_eliminables): Frame pointer is needed
2280 when stack is realigned.
2281 (init_elim_table): Can eliminate frame pointer when stack is
2282 realigned and dynamic realigned argument pointer isn't used.
2284 * rtl.h (assign_stack_local_1): Declare new funtion.
2286 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2287 (TARGET_GET_DRAP_RTX): Likewise.
2288 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2289 TARGET_GET_DRAP_RTX.
2291 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2293 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2294 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2296 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2297 H.J. Lu <hongjiu.lu@intel.com>
2299 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2300 vdrap_reg, stack_realign and drap_reg_saved.
2301 (add_cfi): Don't allow redefining CFA when DRAP is used.
2302 (reg_save): Handle stack alignment.
2303 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2304 alignment. Don't generate DWARF information for (set fp sp)
2306 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2308 (int_loc_descriptor): Move prototype forward. Also define if
2309 DWARF2_UNWIND_INFO is true.
2310 (output_cfa_loc): Handle DW_CFA_expression.
2311 (build_cfa_aligned_loc): New.
2312 (based_loc_descr): Update assert for stack realign. For local
2313 variables, use sp+offset when stack is aligned without drap and
2314 fp+offset when stack is aligned with drap. For arguments, use
2315 cfa+offset when drap is used to align stack.
2317 2008-07-30 Joey Ye <joey.ye@intel.com>
2318 H.J. Lu <hongjiu.lu@intel.com>
2320 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2322 (ix86_gen_andsp): New.
2323 (ix86_user_incoming_stack_boundary): Likewise.
2324 (ix86_default_incoming_stack_boundary): Likewise.
2325 (ix86_incoming_stack_boundary): Likewise.
2326 (ix86_can_eliminate): Likewise.
2327 (find_drap_reg): Likewise.
2328 (ix86_update_stack_boundary): Likewise.
2329 (ix86_get_drap_rtx): Likewise.
2330 (ix86_finalize_stack_realign_flags): Likewise.
2331 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2332 (TARGET_GET_DRAP_RTX): Likewise.
2333 (override_options): Overide option value for new options.
2334 (ix86_function_ok_for_sibcall): Remove check for
2335 force_align_arg_pointer.
2336 (ix86_handle_cconv_attribute): Likewise.
2337 (ix86_function_regparm): Likewise.
2338 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2339 (ix86_va_start): Replace virtual_incoming_args_rtx with
2340 crtl->args.internal_arg_pointer.
2341 (ix86_select_alt_pic_regnum): Check DRAP register.
2342 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2343 (ix86_compute_frame_layout): Compute frame layout wrt stack
2345 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2346 (ix86_expand_prologue): Decide if stack realignment is needed
2347 and generate prologue code accordingly.
2348 (ix86_expand_epilogue): Generate epilogue code wrt stack
2349 realignment is really needed or not.
2351 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2352 (ABI_STACK_BOUNDARY): Likewise.
2353 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2354 (STACK_REALIGN_DEFAULT): Likewise.
2355 (INCOMING_STACK_BOUNDARY): Likewise.
2356 (MAX_STACK_ALIGNMENT): Likewise.
2357 (ix86_incoming_stack_boundary): Likewise.
2358 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2359 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2360 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2361 (machine_function): Remove force_align_arg_pointer.
2363 * config/i386/i386.md (BX_REG): New.
2364 (R13_REG): Likewise.
2366 * config/i386/i386.opt (mforce_drap): New.
2367 (mincoming-stack-boundary): Likewise.
2368 (mstackrealign): Add Init(-1).
2370 * config/i386/i386-protos.h (ix86_can_eliminate): New
2372 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2374 * doc/extend.texi: Update force_align_arg_pointer.
2376 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2379 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2380 (INCOMING_STACK_BOUNDARY): Likewise.
2381 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2382 (TARGET_GET_DRAP_RTX): Likewise.
2384 2008-07-30 Andreas Schwab <schwab@suse.de>
2386 PR rtl-optimization/36929
2387 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2388 add_insn_before and fix argument order.
2389 (replace_inc_dec_mem): Handle NULL rtx.
2391 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2393 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2395 (arm_compute_initial_elimination_offset): Use it.
2396 (arm_compute_save_reg_mask): Include static chain save slot when
2397 calculating alignment.
2398 (arm_get_frame_offsets): Ditto.
2399 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2400 that we can use to decrement the stack when the stack decrement
2401 could be too big for an immediate value in a single insn.
2402 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2404 2008-07-30 Richard Guenther <rguenther@suse.de>
2406 PR tree-optimization/36967
2407 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2408 Release defs of statements we remove.
2410 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2412 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2413 instead of NULL_RTVEC.
2415 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2419 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2422 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2424 * final.c (call_from_call_insn): New.
2425 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2427 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2429 * configure.ac: Substitute ADA_CFLAGS.
2430 * configure: Regenerate.
2431 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2432 * Makefile.in: Remove mention of X_* variables.
2433 * config/pa/x-ada-hpux10: Remove.
2434 * config/pa/x-ada: Remove.
2436 * doc/fragments.texi: Update.
2438 2008-07-30 Olivier Hainque <hainque@adacore.com>
2440 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2441 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2442 __dso_handle explicitly here.
2444 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2447 * c-typeck.c (build_binary_op): Encapsulate code into...
2448 * c-common.c (shorten_binary_op): ...this new function.
2449 (conversion_warning): Use the new function. Handle non-negative
2450 constant in bitwise-and.
2451 * c-common.h (shorten_binary_op): Declare.
2453 2008-07-30 Olivier Hainque <hainque@adacore.com>
2455 * scan.c (make_sstring_space): Add explicit conversions of
2456 allocator's return value.
2457 * fix-header.c (recognized_function): Likewise.
2459 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2461 * doc/cpp.texi: Update to GFDL 1.2.
2462 * doc/gcc.texi: Do not list GPL as Invariant Section.
2463 * doc/gccint.texi: Likewise. Update copyright years.
2464 * doc/install.texi: Update copyright years.
2466 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2469 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2470 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2472 2008-07-29 Jan Hubicka <jh@suse.cz>
2474 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2475 (grokdeclarator): Likewise.
2476 * langhooks.c (lhd_warn_unused_global_decl): Use
2477 DECL_DECLARED_INLINE_P.
2478 * print-tree.c (print_node): Remove DECL_INLINE check.
2480 2008-07-29 Richard Guenther <rguenther@suse.de>
2482 PR tree-optimization/36945
2483 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2484 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2485 Record invariant addresses un-decomposed.
2486 (copy_reference_ops_from_call): Record reference call
2487 arguments properly. Simplify.
2488 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2489 helper split out from ...
2490 (create_component_ref_by_pieces): ... here. Simplify.
2491 Prepare for recursive invocation for call arguments.
2492 (create_expression_by_pieces): Adjust call to
2493 create_component_ref_by_pieces.
2494 (compute_avail): Process operand 2 of reference ops.
2496 2008-07-29 Richard Guenther <rguenther@suse.de>
2498 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2500 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2502 * c-format.c (check_format_types): Revert unwanted checkin.
2504 2008-07-29 Jan Hubicka <jh@suse.cz>
2506 * flags.h (flag_really_no_inline): Remove.
2507 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2508 * toplev.c (flag_really_no_inline): Remove.
2509 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2510 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2511 (cgraph_decide_inlining_incrementally): Likewise.
2512 (compute_inline_parameters): Likewise.
2513 * opts.c (decode_options): Simplify.
2514 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2515 * common.opt (finline): Initialize to 1.
2516 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2518 2008-07-29 Jan Hubicka <jh@suse.cz>
2520 * predict.c (always_optimize_for_size_p): New function.
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): New global
2525 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2526 * function.c (prepare_function_start): Set default profile.
2527 * function.h (rtl_data): Add maybe_hot_insn_p.
2528 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2529 (construct_exit_block): Likewise.
2530 (tree_expand_cfg): Likewise.
2532 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2533 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2534 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2535 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2538 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2541 * c-decl.c (merge_decls): Merge USED flags.
2543 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2545 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2546 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2547 next_stack, lab_false and lab_over trees.
2549 2008-07-28 Richard Guenther <rguenther@suse.de>
2551 PR tree-optimization/36957
2552 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2553 (useless_type_conversion_p): Remove.
2554 (types_compatible_p): Remove.
2555 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2556 (useless_type_conversion_p): Declare.
2557 (types_compatible_p): Declare.
2558 (gimple_expr_type): Return the base type only if it is
2559 trivially convertible to the subtype.
2561 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2563 * configure.ac: Use the m4_do macro to concatenate the warnings into
2564 one string in ACX_PROG_CC_WARNING_OPTS,
2565 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2566 * configure: Regenerate.
2568 2008-07-28 Richard Guenther <rguenther@suse.de>
2570 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2571 (insert_fake_stores): Remove.
2572 (realify_fake_stores): Likewise.
2573 (execute_pre): Remove dead code.
2574 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2575 (find_func_aliases): Deal with it here instead.
2576 Re-enable gcc_unreachable call.
2578 2008-07-28 Richard Guenther <rguenther@suse.de>
2580 Merge from gimple-tuples-branch.
2582 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2583 * gimple.def: New file.
2584 * gsstruct.def: Likewise.
2585 * gimple-iterator.c: Likewise.
2586 * gimple-pretty-print.c: Likewise.
2587 * tree-gimple.c: Removed. Merged into ...
2588 * gimple.c: ... here. New file.
2589 * tree-gimple.h: Removed. Merged into ...
2590 * gimple.h: ... here. New file.
2592 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2593 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2594 --enable-checking=gimple flag.
2595 * config.in: Likewise.
2596 * configure: Regenerated.
2598 * tree-ssa-operands.h: Tuplified.
2599 * tree-vrp.c: Likewise.
2600 * tree-loop-linear.c: Likewise.
2601 * tree-into-ssa.c: Likewise.
2602 * tree-ssa-loop-im.c: Likewise.
2603 * tree-dump.c: Likewise.
2604 * tree-complex.c: Likewise.
2605 * cgraphbuild.c: Likewise.
2606 * tree-ssa-threadupdate.c: Likewise.
2607 * tree-ssa-loop-niter.c: Likewise.
2608 * tree-pretty-print.c: Likewise.
2609 * tracer.c: Likewise.
2610 * gengtype.c: Likewise.
2611 * tree-loop-distribution.c: Likewise.
2612 * tree-ssa-loop-unswitch.c: Likewise.
2613 * cgraph.c: Likewise.
2614 * cgraph.h: Likewise.
2615 * tree-ssa-loop-manip.c: Likewise.
2616 * value-prof.c: Likewise.
2617 * tree-ssa-loop-ch.c: Likewise.
2618 * tree-tailcall.c: Likewise.
2619 * value-prof.h: Likewise.
2622 * tree-pass.h: Likewise.
2623 * ipa-cp.c: Likewise.
2624 * tree-scalar-evolution.c: Likewise.
2625 * tree-scalar-evolution.h: Likewise.
2626 * target.h: Likewise.
2627 * lambda-mat.c: Likewise.
2628 * tree-phinodes.c: Likewise.
2629 * diagnostic.h: Likewise.
2630 * builtins.c: Likewise.
2631 * tree-ssa-alias-warnings.c: Likewise.
2632 * cfghooks.c: Likewise.
2633 * fold-const.c: Likewise.
2634 * cfghooks.h: Likewise.
2635 * omp-low.c: Likewise.
2636 * tree-ssa-dse.c: Likewise.
2637 * ipa-reference.c: Likewise.
2638 * tree-ssa-uncprop.c: Likewise.
2639 * toplev.c: Likewise.
2640 * tree-gimple.c: Likewise.
2641 * tree-gimple.h: Likewise.
2642 * tree-chrec.c: Likewise.
2643 * tree-chrec.h: Likewise.
2644 * tree-ssa-sccvn.c: Likewise.
2645 * tree-ssa-sccvn.h: Likewise.
2646 * cgraphunit.c: Likewise.
2647 * tree-ssa-copyrename.c: Likewise.
2648 * tree-ssa-ccp.c: Likewise.
2649 * tree-ssa-loop-ivopts.c: Likewise.
2650 * tree-nomudflap.c: Likewise.
2651 * tree-call-cdce.c: Likewise.
2652 * ipa-pure-const.c: Likewise.
2653 * c-format.c: Likewise.
2654 * tree-stdarg.c: Likewise.
2655 * tree-ssa-math-opts.c: Likewise.
2656 * tree-ssa-dom.c: Likewise.
2657 * tree-nrv.c: Likewise.
2658 * tree-ssa-propagate.c: Likewise.
2659 * ipa-utils.c: Likewise.
2660 * tree-ssa-propagate.h: Likewise.
2661 * tree-ssa-alias.c: Likewise.
2662 * gimple-low.c: Likewise.
2663 * tree-ssa-sink.c: Likewise.
2664 * ipa-inline.c: Likewise.
2665 * c-semantics.c: Likewise.
2666 * dwarf2out.c: Likewise.
2668 * tree-ssa-loop-ivcanon.c: Likewise.
2669 * predict.c: Likewise.
2670 * tree-ssa-loop.c: Likewise.
2671 * tree-parloops.c: Likewise.
2672 * tree-ssa-address.c: Likewise.
2673 * tree-ssa-ifcombine.c: Likewise.
2674 * matrix-reorg.c: Likewise.
2675 * c-decl.c: Likewise.
2676 * tree-eh.c: Likewise.
2677 * c-pretty-print.c: Likewise.
2678 * lambda-trans.c: Likewise.
2679 * function.c: Likewise.
2680 * langhooks.c: Likewise.
2681 * ebitmap.h: Likewise.
2682 * tree-vectorizer.c: Likewise.
2683 * function.h: Likewise.
2684 * langhooks.h: Likewise.
2685 * tree-vectorizer.h: Likewise.
2686 * ipa-type-escape.c: Likewise.
2687 * ipa-type-escape.h: Likewise.
2688 * domwalk.c: Likewise.
2689 * tree-if-conv.c: Likewise.
2690 * profile.c: Likewise.
2691 * domwalk.h: Likewise.
2692 * tree-data-ref.c: Likewise.
2693 * tree-data-ref.h: Likewise.
2694 * tree-flow-inline.h: Likewise.
2695 * tree-affine.c: Likewise.
2696 * tree-vect-analyze.c: Likewise.
2697 * c-typeck.c: Likewise.
2698 * gimplify.c: Likewise.
2699 * coretypes.h: Likewise.
2700 * tree-ssa-phiopt.c: Likewise.
2701 * calls.c: Likewise.
2702 * tree-ssa-coalesce.c: Likewise.
2703 * tree.def: Likewise.
2704 * tree-dfa.c: Likewise.
2705 * except.c: Likewise.
2706 * except.h: Likewise.
2707 * cfgexpand.c: Likewise.
2708 * tree-cfgcleanup.c: Likewise.
2709 * tree-ssa-pre.c: Likewise.
2710 * tree-ssa-live.c: Likewise.
2711 * tree-sra.c: Likewise.
2712 * tree-ssa-live.h: Likewise.
2713 * tree-predcom.c: Likewise.
2714 * lambda.h: Likewise.
2715 * tree-mudflap.c: Likewise.
2716 * ipa-prop.c: Likewise.
2717 * print-tree.c: Likewise.
2718 * tree-ssa-copy.c: Likewise.
2719 * ipa-prop.h: Likewise.
2720 * tree-ssa-forwprop.c: Likewise.
2721 * ggc-page.c: Likewise.
2722 * c-omp.c: Likewise.
2723 * tree-ssa-dce.c: Likewise.
2724 * tree-vect-patterns.c: Likewise.
2725 * tree-ssa-ter.c: Likewise.
2726 * tree-nested.c: Likewise.
2727 * tree-ssa.c: Likewise.
2728 * lambda-code.c: Likewise.
2729 * tree-ssa-loop-prefetch.c: Likewise.
2730 * tree-inline.c: Likewise.
2731 * tree-inline.h: Likewise.
2732 * tree-iterator.c: Likewise.
2733 * tree-optimize.c: Likewise.
2734 * tree-ssa-phiprop.c: Likewise.
2735 * tree-vect-transform.c: Likewise.
2736 * tree-object-size.c: Likewise.
2737 * tree-outof-ssa.c: Likewise.
2738 * cfgloop.c: Likewise.
2739 * system.h: Likewise.
2740 * tree-profile.c: Likewise.
2741 * cfgloop.h: Likewise.
2742 * c-gimplify.c: Likewise.
2743 * c-common.c: Likewise.
2744 * tree-vect-generic.c: Likewise.
2745 * tree-flow.h: Likewise.
2746 * c-common.h: Likewise.
2747 * basic-block.h: Likewise.
2748 * tree-ssa-structalias.c: Likewise.
2749 * tree-switch-conversion.c: Likewise.
2750 * tree-ssa-structalias.h: Likewise.
2751 * tree-cfg.c: Likewise.
2752 * passes.c: Likewise.
2753 * ipa-struct-reorg.c: Likewise.
2754 * ipa-struct-reorg.h: Likewise.
2755 * tree-ssa-reassoc.c: Likewise.
2756 * cfgrtl.c: Likewise.
2757 * varpool.c: Likewise.
2759 * tree-ssanames.c: Likewise.
2760 * tree-ssa-threadedge.c: Likewise.
2761 * langhooks-def.h: Likewise.
2762 * tree-ssa-operands.c: Likewise.
2763 * config/alpha/alpha.c: Likewise.
2764 * config/frv/frv.c: Likewise.
2765 * config/s390/s390.c: Likewise.
2766 * config/m32c/m32c.c: Likewise.
2767 * config/m32c/m32c-protos.h: Likewise.
2768 * config/spu/spu.c: Likewise.
2769 * config/sparc/sparc.c: Likewise.
2770 * config/i386/i386.c: Likewise.
2771 * config/sh/sh.c: Likewise.
2772 * config/xtensa/xtensa.c: Likewise.
2773 * config/stormy16/stormy16.c: Likewise.
2774 * config/ia64/ia64.c: Likewise.
2775 * config/rs6000/rs6000.c: Likewise.
2776 * config/pa/pa.c: Likewise.
2777 * config/mips/mips.c: Likewise.
2779 2008-07-28 Simon Baldwin <simonb@google.com>
2781 * c-pragma.c (handle_pragma_message): New function.
2782 (init_pragma): Register handle_pragma_message.
2783 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2786 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2788 PR tree-optimization/35252
2789 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2790 REALPART_EXPR to be considered as same load operation.
2792 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2794 PR tree-optimization/36830
2795 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2796 (expressions_equal_p): Return false if only one operand is null.
2798 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2800 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2801 version requirements.
2803 2008-07-26 Olivier Hainque <hainque@adacore.com>
2805 * collect2.c (symkind): New enum. Symbol kinds we care about.
2806 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2807 code and head comment accordingly.
2808 (scan_prog_file): Use symkind names instead of bare integers.
2810 2008-07-25 Jan Hubicka <jh@suse.cz>
2812 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2814 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2815 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2816 * dojump.c (clear_pending_stack_adjust): Likewise.
2817 * print-tree.c (print_node): Ignore DECL_INLINE.
2818 * tree-inline.c (inlinable_function_p): Likewise.
2820 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2822 * doc/extend.texi (hot attribute): Document that the hot attribute
2823 turns on -O3 for some ports.
2824 (cold attribute): Document that the cold attribute turns on -Os
2827 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2828 reflect function specific option support.
2830 * target.h (struct target_option_hooks): Add fields to say whether
2831 the cold attribute implies -Os and the hot attribute implies -O3.
2833 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2834 By default, do not turn on -Os for cold functions.
2835 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2836 not turn on -O3 for hot functions.
2838 * c-common.c (handle_hot_attribute): Use target hook to determine
2839 if hot functions should enable -O3.
2840 (handle_cold_attribute): Use target hook to determine if cold
2841 functions should enable -Os.
2843 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2844 (override_options): Move disable scheduling to
2845 optimization_options.
2846 (optimization_options): Disable scheduling here, not
2848 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2849 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2851 * config/ia64/ia64.c (ia64_override_options): Move setting
2852 scheduling flags to ia64_optimization_options.
2853 (ia64_optimization_options): Disable scheduling options here, and
2854 not in ia64_override_options.
2855 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2856 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2858 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2861 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2863 2008-07-25 Martin Jambor <mjambor@suse.cz>
2865 PR tree-optimization/36926
2866 * ipa-prop.c (ipa_analyze_call_uses): Call
2867 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2869 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2871 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2872 movv2si_internal): Add mem = reg alternative.
2874 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2877 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2878 DEFAULT_PCC_STRUCT_RETURN to 127.
2880 2008-07-24 Jan Hubicka <jh@suse.cz>
2882 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2883 (build_cgraph_edges): Likewise.
2884 * cgraph.c (cgraph_node): Do not update assembler hash.
2885 (cgraph_remove_node): Drop non-unit-at-a-time code.
2886 * tree-pass.h (pass_O0_always_inline): Remove.
2887 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2888 * toplev.c (process_options): Flag unit-at-a-time does not imply
2890 * cgraphunit.c: Update comments.
2891 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2892 (cgraph_assemble_pending_functions): Remove.
2893 (cgraph_reset_node): Drop non-unit-at-a-time code.
2894 (cgraph_finalize_function): Likewise.
2895 (cgraph_analyze_function): Likewise.
2896 (cgraph_finalize_compilation_unit): Likewise.
2897 (cgraph_expand_function): Likewise.
2898 (cgraph_optimize): Likesise.
2899 (save_inline_function_body): Likewise.
2900 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2901 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2902 * ipa-inline.c: Update comments.
2903 (enum inlining_mode): remove INLINE_SPEED.
2904 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2905 (cgraph_mark_inline_edge): Likewise.
2906 (try_inline): Likewise.
2907 (cgraph_decide_inlining_incrementally): Likewise.
2908 (cgraph_gate_inlining): Remove.
2909 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2910 (cgraph_gate_early_inlining): Likewise.
2911 (gate_inline_passes): Remove.
2912 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2913 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2914 pass_O0_always_inline): Remove.
2915 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2916 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2917 * opts.c (no_unit_at_a_time_default): Remove.
2918 (decode_options): Remove flag_unit_at_a_time reset and warning.
2919 * opts.h (no_unit_at_a_time_default): Remove.
2920 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2921 early in GNU dialect.
2922 (merge_decls): Update comment; drop unit-at-a-time check.
2923 (finish_decl): Likewise.
2924 (grok_declaration): Remove flag_inline_trees code.
2925 (finish_functions): Return on function returning non-void on all
2927 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2928 * cfgexpand.c (expand_one_static_var): Remove.
2929 (expand_one_var): Remove expand_one_static_var call.
2930 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2931 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2932 and flag_unit_at_a-time compatibility checks.
2933 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2934 * tree-inline.c (flag_inline_trees): Remove.
2935 (inlinable_function_p): Don't check it.
2936 (expand_call_inline): Remove non-unit-at-a-time code.
2937 * tree-inline.h (flag_inline_trees): Remove.
2938 * tree-optimize.c (execute_early_local_optimizations): Remove
2939 unit-at-a-time checks.
2940 (tree_rest_of_compilation): Likewise.
2941 * combine.c (setup_incoming_promotions): Likewise.
2942 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2943 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2944 * passes.c (pass_inline_parameters): Update comments; remove
2945 O0_alwaysinline pass.
2946 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2947 (execute_one_pass): Likewise.
2948 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2949 (ix86_function_sseregparm): Likewise.
2950 * arm.c (arm_function_in_section_p): Likewise.
2951 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2952 * varpool.c: Update comments.
2953 (decide_is_variable_needed): Remove unit-at-a-time checks.
2954 (varpool_finalize_decl): Likewise.
2956 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2958 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2960 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2962 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2964 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2965 imp symbol extension.
2967 2008-07-23 Ian Lance Taylor <iant@google.com>
2969 * tree-vrp.c (infer_value_range): Ignore asm statements when
2970 looking for memory accesses for -fdelete-null-pointer-checks.
2972 2008-07-24 Ben Elliston <bje@au.ibm.com>
2974 * config/spu/spu-c.c (__vector_keyword): New variable.
2975 (vector_keyword): Likewise.
2976 (spu_categorize_keyword): New function.
2977 (spu_macro_to_expand): Likewise.
2978 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2979 compiling an ISO C dialect.
2981 2008-07-24 Ben Elliston <bje@au.ibm.com>
2983 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2986 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2988 * configure: Regenerate.
2989 * configure.ac: Require texinfo 4.7.
2990 * doc/install.texi: Document texinfo 4.7 requirement.
2992 2008-07-23 Martin Jambor <mjambor@suse.cz>
2994 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2995 rather than for DECL_SAVED_TREE.
2996 * ipa-prop.c: Include diagnostic.h.
2997 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2999 (ipa_detect_param_modifications): Function rewritten from scratch.
3000 (ipa_compute_jump_functions): Changed accesses to modification flags.
3001 (ipa_free_node_params_substructures): Update flags destruction.
3002 (ipa_node_duplication_hook): Update flags duplication.
3003 (ipa_print_all_params_modified): Updated flag access.
3004 * ipa-prop.h (struct ipa_param_flags): New structure.
3005 (struct ipa_node_params): New field modification_analysis_done,
3006 modified_flags changed into param_flags.
3007 (ipa_is_ith_param_modified): Changed to use new flags.
3008 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
3010 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3011 ipa-cp.c and split into two functions.
3012 (ipa_print_node_jump_functions): New function.
3013 (compute_scalar_jump_functions): New function.
3014 (type_like_member_ptr_p): New function.
3015 (compute_pass_through_member_ptrs): New function.
3016 (fill_member_ptr_cst_jump_function): New function.
3017 (determine_cst_member_ptr): New function.
3018 (compute_cst_member_ptr_arguments): New function.
3019 (ipa_compute_jump_functions): Complete rewrite.
3020 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3021 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3022 (struct ipa_member_ptr_cst): New structure.
3023 (union jump_func_value): New field member_cst.
3024 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3025 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3026 jump function types.
3027 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3028 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3029 instead of ipcp_print_all_jump_functions.
3030 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3031 only for replacable scalars.
3033 * doc/invoke.texi (Optimize options): Add description of
3034 -findirect-inlining.
3035 * common.opt (flag_indirect_inlining): New flag.
3036 * opts.c (decode_options): Set flag_indirect_inlining when
3039 * ipa-inline.c: Include ipa-prop.h.
3040 (inline_indirect_intraprocedural_analysis): New function.
3041 (inline_generate_summary): Allocate parameter and argument info
3042 structures, call inline_indirect_intraprocedural_analysis on each
3043 node when doing indirect inlining and deallocate indirect inlining
3044 data structures in the end.
3045 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3046 (free_all_ipa_structures_after_iinln): New function.
3047 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3049 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3051 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3052 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3053 of computing the frequency separately.
3054 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3055 of computing the frequency separately.
3056 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3057 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3058 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3059 (ipa_get_stmt_member_ptr_load_param): New function.
3060 (ipa_is_ssa_with_stmt_def): New function.
3061 (ipa_note_param_call): New function.
3062 (ipa_analyze_call_uses): New function.
3063 (ipa_analyze_stmt_uses): New function.
3064 (ipa_analyze_params_uses): New function.
3065 (ipa_free_node_params_substructures): Also free the param_calls linked
3067 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3068 (ipa_print_node_param_flags): New function.
3069 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3070 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3071 * ipa-prop.h (struct ipa_param_flags): New field called.
3072 (struct ipa_param_call_note): New structure.
3073 (struct ipa_node_params): New fields param_calls and
3075 (ipa_is_ith_param_called): New function.
3076 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3077 ipa_analyze_params_uses and dump parameter flags.
3079 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3080 ipa_propagate_indirect_call_infos if performing indirect inlining,
3081 pass a new parameter new_edges to it.
3082 (add_new_edges_to_heap): New fucntion.
3083 (cgraph_decide_inlining_of_small_functions): New vector
3084 new_indirect_edges for newly found indirect edges , call
3085 ipa_propagate_indirect_call_infos after inlining.
3086 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3087 inlining if performing indirect inlining. Call
3088 free_all_ipa_structures_after_iinln when doing so too.
3089 (inline_generate_summary): Do not call
3090 free_all_ipa_structures_after_iinln here.
3091 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3092 (print_edge_addition_message): New function.
3093 (update_call_notes_after_inlining): New function.
3094 (propagate_info_to_inlined_callees): New function.
3095 (ipa_propagate_indirect_call_infos): New function.
3096 * ipa-prop.h: Include cgraph.h
3097 (struct ipa_param_call_note): Fields reordered, new field processed.
3098 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3100 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3101 rediscovered call statements.
3102 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3103 (dump_cgraph_node): Dump also the indirect_call flag.
3104 (cgraph_clone_edge): Copy also the indirect_call flag.
3105 * tree-inline.c (copy_bb): Do not check for fndecls from call
3106 expressions, check for edge availability when moving clones.
3107 (get_indirect_callee_fndecl): New function.
3108 (expand_call_inline): If callee declaration is not apprent from
3109 the statement, try calling get_indirect_callee_fndecl. Do not
3110 issue warnings or call sorry when not inlinings an indirect edge.
3111 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3113 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3114 bit more frandly to matching.
3115 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3116 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3117 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3119 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3122 * opth-gen.awk: Suppress function specific features when building
3124 * optc-gen.awk: Ditto.
3126 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3129 * diagnostic.c (pedwarn): Add opt parameter.
3131 * c-tree.h (pedwarn_init): Add opt parameter.
3132 (pedwarn_c90): Likewise.
3133 (pedwarn_c99): Likewise.
3134 * c-errors.c (pedwarn_c99): Likewise.
3135 (pedwarn_c90): Likewise.
3136 * toplev.h (pedwarn): Update declaration.
3137 (pedwarn0): Declare.
3138 * c-lex.c: All calls to pedwarn changed.
3139 * builtins.c: All calls to pedwarn changed.
3140 * toplev.c: All calls to pedwarn changed.
3141 * c-decl.c: All calls to pedwarn changed.
3142 * c-typeck.c: All calls to pedwarn changed.
3143 * c-common.c: All calls to pedwarn changed.
3144 * c-parser.c: All calls to pedwarn changed.
3146 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3147 Karthik Kumar <karthikkumar@gmail.com>
3149 * attribs.c (file scope): Include c-common.h.
3150 (decl_attributes): Add support for #pragma GCC optimize and
3153 * targhooks.c (default_can_inline_p): New function that is the
3154 default for the TARGET_CAN_INLINE_P target hook.
3156 * targhooks.h (default_can_inline_p): Add declaration.
3158 * tree.c (cl_optimization_node): New static tree for building
3159 OPTIMIZATION_NODE tree.
3160 (cl_target_option_node): New static tree for building
3161 TARGET_OPTION_NODE tree.
3162 (cl_option_hash_table): New hash table for hashing
3163 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3164 (cl_option_hash_hash): New function to provide the hash value for
3165 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3166 (cl_option_hash_eq): New function to provide an equality test for
3167 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3168 (tree_code_size): Add support for OPTIMIZATION_NODE and
3169 TARGET_OPTION_NODE trees.
3170 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3171 TARGET_OPTION_NODE trees.
3172 (build_optimization_node): Build a tree that has all of the
3173 current optimization options.
3174 (build_target_option_node): Build a tree that has the target
3175 options that might be changed on a per function basis.
3177 * tree.h (file scope): Include options.h.
3178 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3179 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3180 (TREE_OPTIMIZATION): Ditto.
3181 (TREE_TARGET_SPECIFIC): Ditto.
3182 (struct tree_function_decl): Add fields for remembering the
3183 current optimization options and target specific options.
3184 (struct tree_optimization_option): New tree variant that remembers
3185 the optimization options.
3186 (struct tree_target_option): New tree variant that remembers the
3187 target specific flags that might change for compiling a particular
3189 (union tree_node): Include tree_optimization_option and
3190 tree_target_option fields.
3191 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3192 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3193 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3194 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3195 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3196 optimization and target options.
3197 (optimization_default_node): New macro to refer to global_trees
3199 (optimization_current_node): Ditto.
3200 (optimization_cold_node): Ditto.
3201 (optimization_hot_node): Ditto.
3202 (target_option_default_node): Ditto.
3203 (target_option_current_node): Ditto.
3204 (current_option_pragma): Ditto.
3205 (current_optimize_pragma): Ditto.
3207 * target.h (struct gcc_target): Add valid_option_attribute_p,
3208 target_option_save, target_option_restore, target_option_print,
3209 target_option_pragma_parse, and can_inline_p hooks.
3211 * toplev.h (parse_optimize_options): Add declaration.
3212 (fast_math_flags_struct_set_p): Ditto.
3214 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3215 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3218 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3219 tree_can_inline_p hook to see if one function can inline another.
3220 (cgraph_decide_inlining): Ditto.
3221 (cgraph_decide_inlining_incrementally): Ditto.
3223 * opts.c (decode_options): Add support for running multiple times
3224 to allow functions with different target or optimization options
3225 than was specified on the command line.
3226 (fast_math_flags_struct_set_p): New function that is similar to
3227 fast_math_flags_set_p, except it uses the values in the
3228 cl_optimization structure instead of global variables.
3230 * optc-gen.awk: Add support for TargetSave to allow a back end to
3231 declare new fields that need to be saved when using function
3232 specific options. Include flags.h and target.h in the options.c
3233 source. Add support for Save to indicate which options can be set
3234 for individual functions. Generate cl_optimize_save,
3235 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3236 cl_target_option_restore, cl_target_option_print functions to
3237 allow functions to use different optimization or target options.
3239 * opt-functions.awk (var_type_struct): Return the type used for
3240 storing the field in a structure.
3242 * opth-gen.awk: Add support for TargetSave to allow a back end to
3243 declare new fields that need to be saved when using function
3244 specific options. Add support for Save to indicate which options
3245 can be set for individual functions. Only generate one extern for
3246 Mask fields. Generate cl_optimization and cl_target_option
3247 structures to remember optimization and target options.
3249 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3250 collecting new tree nodes.
3251 (TS_TARGET_OPTION): Ditto.
3253 * c-decl.c (merge_decls): Merge function specific target and
3254 optimization options.
3256 * function.c (invoke_set_current_function_hook): If the function
3257 uses different optimization options, change the global variables
3260 * coretypes.h (struct cl_optimization): Add forward reference.
3261 (struct cl_target_option): Ditto.
3263 * c-pragma.c (option_stack): New static vector to remember the
3264 current #pragma GCC option stack.
3265 (handle_pragma_option): New function to support #pragma GCC option
3266 to change target options.
3267 (optimize_stack): New static vector to remember the current
3268 #pragma GCC optimize stack.
3269 (handle_pragma_optimize): New function to support #pragma GCC
3270 optimize to change optimization options.
3271 (init_pragma): Add support for #pragma GCC optimize and #pragma
3274 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3275 optimization options.
3276 (TARGET_OPTION_NODE): New tree code for remembering certain target
3279 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3280 TARGET_OPTION_NODE trees.
3282 * common.opt (-O): Add Optimization flag.
3284 (-fmath-errno): Ditto.
3285 (-falign-functions): Add UInteger flag to make sure flag gets full
3286 int in cl_optimization structure.
3287 (-falign-jumps): Ditto.
3288 (-falign-labels): Ditto.
3289 (-falign-loops): Ditto.
3290 (-fsched-stalled-insns): Ditto.
3291 (-fsched-stalled-insns-dep): Ditto.
3293 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3295 (TARGET_OPTION_SAVE): Ditto.
3296 (TARGET_OPTION_RESTORE): Ditto.
3297 (TARGET_OPTION_PRINT): Ditto.
3298 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3299 (TARGET_CAN_INLINE_P): Ditto.
3300 (TARGET_INITIALIZER): Add new hooks.
3302 * tree-inline.c (tree_can_inline_p): New function to determine
3303 whether one function can inline another. Check if the functions
3304 use compatible optimization options, and also call the backend
3307 * tree-inline.h (tree_can_inline_p): Add declaration.
3309 * c-common.c (c_common_attribute): Add support for option and
3310 optimize attributes.
3311 (handle_option_attribute): Add support for the option attribute to
3312 allow the user to specify different target options for compiling a
3314 (handle_optimize_attribute): Add support for the optimize
3315 attribute to allow the user to specify different optimization
3316 options for compiling a specific function.
3317 (handle_hot_attribute): Turn on -O3 optimization for this one
3318 function if it isn't the default optimization level.
3319 (handle_cold_attribute): Turn on -Os optimization for this one
3320 function if it insn't the default optimization.
3321 (const_char_p): New const char * typedef.
3322 (optimize_args): New static vector to remember the optimization
3324 (parse_optimize_options): New function to set up the optimization
3325 arguments from either the optimize attribute or #pragma GCC optimize.
3327 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3328 (builtin_define_std): Ditto.
3330 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3331 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3332 (x86_64-*-*): Ditto.
3334 * Makefile.in (TREE_H): Add options.h.
3335 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3337 * doc/extend.texi (option attribute): Document new attribute.
3338 (optimize attribute): Ditto.
3339 (hot attribute): Document hot attribute sets -O3.
3340 (cold attribute): Document cold attribute sets -Os.
3341 (#pragma GCC option): Document new pragma.
3342 (#pragma GCC optimize): Ditto.
3344 * doc/options.texi (TargetSave): Document TargetSave syntax.
3345 (UInteger): Document UInteger must be used for certain flags.
3346 (Save): Document Save option to create target specific options
3347 that can be saved/restored on a function specific context.
3349 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3350 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3352 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3353 (TARGET_OPTION_SAVE): Ditto.
3354 (TARGET_OPTION_RESTORE): Ditto.
3355 (TARGET_OPTION_PRINT): Ditto.
3356 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3357 (TARGET_CAN_INLINE_P): Ditto.
3359 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3361 (-mfpmath=both): Ditto.
3363 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3364 Karthik Kumar <karthikkumar@gmail.com>
3366 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3367 (TARGET_POPCNT): Ditto.
3368 (TARGET_SAHF): Ditto.
3369 (TARGET_AES): Ditto.
3370 (TARGET_PCLMUL): Ditto.
3371 (TARGET_CMPXCHG16B): Ditto.
3372 (TARGET_RECIP): Move switch into target_flags.
3373 (TARGET_FUSED_MADD): Ditto.
3374 (ix86_arch_features): Make an unsigned char type.
3375 (ix86_tune_features): Ditto.
3376 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3377 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3378 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3380 * config/i386/i386.opt (arch): New TargetSave field to define
3381 fields that need to be saved for function specific option support.
3384 (branch_cost): Ditto.
3385 (ix86_isa_flags_explicit): Ditto.
3386 (tune_defaulted): Ditto.
3387 (arch_specified): Ditto.
3388 (-m128-long-double): Add Save flag to save option for target
3389 specific option support.
3391 (-maccumulate-outgoing-args): Ditto.
3392 (-malign-double): Ditto.
3393 (-malign-stringops): Ditto.
3394 (-mfancy-math-387): Ditto.
3395 (-mhard-float): Ditto.
3397 (-minline-all-stringops): Ditto.
3398 (-minline-stringops-dynamically): Ditto.
3399 (-mms-bitfields): Ditto.
3400 (-mno-align-stringops): Ditto.
3401 (-mno-fancy-math-387): Ditto.
3402 (-mno-push-args): Ditto.
3403 (-mno-red-zone): Ditto.
3404 (-mpush-args): Ditto.
3405 (-mred-zone): Ditto.
3407 (-msseregparm): Ditto.
3408 (-mstack-arg-probe): Ditto.
3423 (-mrecip): Move flag into target_flags.
3425 (-mno-fused-madd): Ditto.
3426 (-mfused-madd): Ditto.
3427 (-mabm): Move flag into ix86_isa_flags.
3434 * config/i386/i386-c.c: New file for #pragma support.
3435 (ix86_target_macros_internal): New function to #define or #undef
3436 target macros based when the user uses the #pragma GCC option to
3437 change target options.
3438 (ix86_pragma_option_parse): New function to add #pragma GCC option
3440 (ix86_target_macros): Move defining the target macros here from
3441 TARGET_CPU_CPP_BUILTINS in i386.h.
3442 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3443 defined, initialize any subtarget #pragmas.
3445 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3446 REGISTER_TARGET_PRAGMAS.
3448 * config/i386/t-i386: New file for x86 dependencies.
3449 (i386.o): Make dependencies mirror the include files used.
3450 (i386-c.o): New file, add dependencies.
3452 * config/i386/i386-protos.h (override_options): Add bool argument.
3453 (ix86_valid_option_attribute_tree): Add declaration.
3454 (ix86_target_macros): Ditto.
3455 (ix86_register_macros): Ditto.
3457 * config/i386/i386.c (ix86_tune_features): Move initialization of
3458 the target masks to initial_ix86_tune_features to allow functions
3459 to have different target options. Make type unsigned char,
3460 instead of unsigned int.
3461 (initial_ix86_tune_features): New static vector to hold processor
3462 masks for the tune variables.
3463 (ix86_arch_features): Move initialization of the target masks to
3464 initial_ix86_arch_features to allow functions to have different
3465 target options. Make type unsigned char, instead of unsigned int.
3466 (initial_ix86_arch_features): New static vector to hold processor
3467 masks for the arch variables.
3468 (enum ix86_function_specific_strings): New enum to describe the
3469 string options used for attribute((option(...))).
3470 (ix86_target_string): New function to return a string that
3471 describes the target options.
3472 (ix86_debug_options): New function to print the current options in
3474 (ix86_function_specific_save): New function hook to save the
3475 function specific global variables in the cl_target_option structure.
3476 (ix86_function_specific_restore): New function hook to restore the
3477 function specific variables from the cl_target_option structure to
3478 the global variables.
3479 (ix86_function_specific_print): New function hook to print the
3480 target specific options in the cl_target_option structure.
3481 (ix86_valid_option_attribute_p): New function hook to validate
3482 attribute((option(...))) arguments.
3483 (ix86_valid_option_attribute_tree): New function that is common
3484 code between attribute((option(...))) and #pragma GCC option
3485 support that parses the options and returns a tree holding the options.
3486 (ix86_valid_option_attribute_inner_p): New helper function for
3487 ix86_valid_option_attribute_tree.
3488 (ix86_can_inline_p): New function hook to decide if one function
3489 can inline another on a target specific basis.
3490 (ix86_set_current_function); New function hook to switch target
3491 options if the user used attribute((option(...))) or #pragma GCC
3493 (ix86_tune_defaulted): Move to static file scope from
3495 (ix86_arch_specified): Ditto.
3496 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3498 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3499 (OPTION_MASK_ISA_ABM_SET): Ditto.
3500 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3501 (OPTION_MASK_ISA_CX16_SET): Ditto.
3502 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3503 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3504 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3505 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3506 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3507 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3508 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3509 (struct ptt): Move to static file scope from override_options.
3510 (processor_target_table): Ditto.
3512 (ix86_handle_option): Add support for options that are now isa options.
3513 (override_options): Add support for declaring functions that
3514 support different target options than were specified on the
3515 command line. Move struct ptt, processor_target_table, cpu_names,
3516 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3517 Add bool argument. Fix up error messages so the appropriate error
3518 is given for either command line or attribute.
3519 (ix86_previous_fndecl): New static to remember previous function
3520 declaration to see if we need to change target options.
3521 (ix86_builtins_isa): New array to record the ISA of each builtin
3523 (def_builtin): Always create the builtin function, even if the
3524 current ISA doesn't support it.
3525 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3526 tests for those builtins.
3527 (ix86_init_builtins): Remove TARGET_MMX test for calling
3528 ix86_init_mmx_sse_builtins.
3529 (ix86_expand_builtin): If the current ISA doesn't support a given
3530 builtin, signal an error.
3531 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3532 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3533 (TARGET_OPTION_SAVE): Ditto.
3534 (TARGET_OPTION_RESTORE): Ditto.
3535 (TARGET_OPTION_PRINT): Ditto.
3536 (TARGET_CAN_INLINE_P): Ditto.
3538 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3540 * c-typeck.c (build_external_ref): Don't call assemble_external.
3541 * final.c (output_operand): Call assemble_external.
3543 2008-07-21 DJ Delorie <dj@redhat.com>
3545 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3546 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3548 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3550 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3551 original insn and splitter contents into ...
3552 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3553 flag_unsafe_math_optimizations. Add dummy scratch register.
3554 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3555 !flag_unsafe_math_optimizations. Returns number with next
3556 highest magnitude if this is still less or equal to the true
3557 quotient in magnitude.
3559 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3561 * Makefile.in: Replace toplev.h with TOPLEV_H.
3562 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3563 * c-lex.c (fe_file_change): Don't set in_system_header.
3564 * c-parser.c (c_token): Remove in_system_header.
3565 (c_lex_one_token): Don't set in_system_header.
3566 (c_parser_set_source_position_from_token): Don't set in_system_header.
3567 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3570 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3571 * flags.h (in_system_header): Remove.
3572 * function.c (saved_in_system_header): Remove.
3573 (push_cfun): Don't set in_system_header.
3574 (pop_cfun): Don't set in_system_header.
3575 (push_struct_function): Don't set in_system_header.
3576 * input.h (expanded_location): Add sysp.
3577 (in_system_header_at): New.
3578 (in_system_header): New.
3579 * toplev.c (in_system_header): Remove.
3580 * toplev.h: Include input.h
3582 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3583 * tree-ssa.c (warn_uninit): Call warning_at.
3584 (warn_uninitialized_var): Update calls to warn_uninit.
3585 (warn_uninitialized_phi): Update calls to warn_uninit.
3586 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3587 (expand_location): Initialize xloc.sysp.
3588 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3589 (tree_decl_with_vis): Remove in_system_header_flag.
3591 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3594 * recog.c (asm_operand_ok): Change the order of the extra
3595 memory constraint checks.
3597 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3600 * tree-switch-conversion.c (build_one_array): Call
3601 varpool_mark_needed_node and varpool_finalize_decl
3602 instead of assemble_variable.
3604 2008-07-19 Jan Hubicka <jh@suse.cz>
3606 * cgraph.c (cgraph_add_new_function): Do early local passes.
3607 * tree-nrv.c (gate_pass_return_slot): New gate.
3608 (pass_nrv): Add the gate.
3609 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3611 (coalesce_ssa_name): Coalesce SSA names.
3612 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3613 not optimizing so unused user vars remains visible.
3614 * common.opt (flag_tree_ter): Always enable by default.
3615 * tree-ssa-ter.c: Include flags.h
3616 (is_replaceable_p): Check that locations match; when aliasing is missing
3617 be conservative about loads.
3618 * tree-optimize.c (gate_init_datastructures): Remove.
3619 (pass_init_datastructures): New.
3620 * passes.c: Reorder passes so we always go into SSA.
3622 2008-07-19 Jan Hubicka <jh@suse.cz>
3624 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3625 * doc/invoke.texi (--combine): Likewise.
3626 (-finline-functions-called-once): Update levels when enabled.
3627 (-funit-at-a-time): Document new behaviour.
3628 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3629 -fno-section-anchors when disabled explicitly.
3630 (inline params): They are not ignored now.
3631 (precompiled headers): Remove unit-at-a-time as being incompatible.
3632 * opts.c (decode_options): Handle unit-at-a-time as alias;
3633 imply -fno-section-anchors when toplevel reorder is disabled
3635 * common.opt (ftoplevel-reorder): Set default value to 2.
3636 (funit-at-a-time): Set default value to 1.
3637 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3640 2008-07-19 Jan Hubicka <jh@suse.cz>
3642 * builtins.c (expand_builtin_int_roundingfn,
3643 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3646 2008-07-19 Richard Guenther <rguenther@suse.de>
3649 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3650 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3651 * tree-ssa-pre.c (get_expr_value_id): For newly created
3652 constant value-ids make sure to add the expression to its
3655 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3658 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3659 return value of the builtin is ignored.
3661 2008-07-19 Olivier Hainque <hainque@adacore.com>
3663 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3664 bits, a C conformant malloc implementation has to provide.
3665 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3667 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3671 * reload.c (find_reloads_subreg_address): Only reload address if
3672 reloaded == 0, not for reloaded != 1.
3675 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3676 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3677 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3678 m32c_legitimize_reload_address.
3680 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3681 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3682 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3684 2008-07-19 Olivier Hainque <hainque@adacore.com>
3686 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3687 argument, saying whether nested array are to be collapsed
3688 into a single array type DIE with multiple subscripts.
3689 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3690 issues, centralize the nested array types collapsing control and
3691 disable the transformation for Ada.
3693 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3696 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3698 (x86_64_shift_adj_2): New expander.
3699 (x86_64_shift_adj_3): Ditto.
3700 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3701 to split TImode operands.
3702 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3703 (ix86_split_lshr): Ditto.
3705 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3707 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3708 and __CHAR32_TYPE__.
3709 * c-typeck.c (digest_init): Support char16_t and char32_t.
3710 (set_nonincremental_init_from_string): Idem.
3712 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3715 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3716 PREFERRED_STACK_BOUNDARY.
3717 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3719 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3722 * function.c (locate_and_pad_parm): Cap boundary earlier.
3724 2008-07-17 Julian Brown <julian@codesourcery.com>
3726 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3727 no-op for targets which don't use DLLs.
3729 2008-07-17 Martin Jambor <mjambor@suse.cz>
3731 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3732 that nodes are relevant by examining the node->analyzed flag.
3733 (ipcp_init_stage): Check which nodes are relevant, assert that the
3734 relevant ones are also required.
3735 (ipcp_propagate_stage): Check on the side arrays are properly
3737 (ipcp_print_all_jump_functions): Make sure not to touch any node
3738 that is not analyzed or an edge that does not have a corresponding
3739 entry in the on-the-side vectors.
3740 (ipcp_function_scale_print): Likewise.
3741 (ipcp_update_callgraph): Check that the node is relevant.
3742 (ipcp_insert_stage): Check that the node is relevant. Check there is
3743 an info for every node and edge.
3744 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3745 (ipa_print_all_tree_maps): Likewise and a new variable info.
3746 (ipa_print_all_params_modified): Likewise.
3747 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3749 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3752 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3754 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3756 PR rtl-optimization/36753
3757 * fwprop.c (use_killed_between): Don't shortcut
3758 single-definition global registers.
3760 2008-07-16 Jan Hubicka <jh@suse.cz>
3762 * cgraph.h (varpool_empty_needed_queue): Declare.
3763 * cgraphunit.c (output_in_order): Mark all variables as needed;
3765 * varpool.c (varpool_assemble_node): Update debug queue.
3766 (varpool_assemble_pending_decls): Don't do it here.
3767 (varpool_empty_needed_queue): New function.
3769 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3771 * recog.c (peephole2_optimize): Fix formatting.
3773 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3775 * c-pch.c (get_ident): Avoid C++ keywords.
3776 * combine-stack-adj.c (single_set_for_csa): Likewise.
3777 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3778 output_asm_insn): Likewise.
3779 * reload.c (push_secondary_reload, find_reusable_reload,
3780 push_reload, combine_reloads, find_reloads,
3781 debug_reload_to_stream): Likewise.
3782 * reload.h (struct reload): Likewise.
3783 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3784 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3785 emit_output_reload_insns): Likewise.
3786 * targhooks.c (default_secondary_reload): Likewise.
3787 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3789 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3791 * recog.c (validate_change_1, validate_change,
3792 validate_unshare_change, validate_replace_rtx_1, struct
3793 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3795 * reload.c (push_secondary_reload, secondary_reload_class,
3796 scratch_reload_class, find_valid_class, find_reusable_reload,
3797 push_reload, find_dummy_reload, find_reloads_address_1,
3798 find_reloads_address_part, find_equiv_reg): Likewise.
3799 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3800 choose_reload_regs): Likewise.
3801 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3803 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3804 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3805 * sched-rgn.c (concat_INSN_LIST): Likewise.
3806 * stor-layout.c (mode_for_size, mode_for_size_tree,
3807 smallest_mode_for_size): Likewise.
3809 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3811 * cfg.c (dump_reg_info): Avoid C++ keywords.
3812 * dwarf2asm.c (dw2_force_const_mem,
3813 dw2_asm_output_encoded_addr_rtx): Likewise.
3814 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3815 * expmed.c (expand_shift): Likewise.
3816 * global.c (find_reg): Likewise.
3817 * graph.c (draw_edge): Likewise.
3818 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3819 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3820 widen_clz, widen_bswap, expand_parity, expand_unop,
3821 emit_cmp_and_jump_insn_1): Likewise.
3822 * postreload.c (reload_cse_simplify_operands): Likewise.
3823 * ra.h (add_neighbor): Likewise.
3824 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3825 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3826 record_reg_classes, copy_cost, record_address_regs,
3827 invalid_mode_change_p): Likewise.
3828 * regrename.c (regrename_optimize, scan_rtx_reg,
3829 dump_def_use_chain, find_oldest_value_reg,
3830 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3832 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3834 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3835 MASK_POWERPC64 for power4 in previous commit.
3837 2008-07-16 Olivier Hainque <hainque@adacore.com>
3839 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3840 instead of bare conversion to cast const-ness away.
3842 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3844 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3845 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3846 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3847 (TARGET_FUNCTION_VALUE): Define.
3849 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3851 * config/rs6000/rs6000.c (processor_target_table): Add
3852 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3854 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3857 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3858 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3859 m32c_legitimize_reload_address.
3861 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3863 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3864 DECL_IN_SYSTEM_HEADER in sync.
3866 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3868 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3869 * tree-ssa-pre.c (pre_expr_eq): Ditto
3870 (get_constant_for_value_id): Take a type as an argument.
3871 (fully_constant_expression): Pass in type.
3872 (find_or_generate_expression): Short circuit constant case.
3873 (create_expression_by_pieces): Remove special casing of
3875 (do_regular_insertion): Short circuit constant case.
3876 (do_partial_partial_insertion): Ditto.
3878 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3881 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3883 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3885 * config/xtensa/libgcc-xtensa.ver: New file.
3886 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3888 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3890 * df-problems.c (df_set_note): Avoid C++ keywords.
3891 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3892 * dse.c (record_store, remove_useless_values): Likewise.
3893 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3894 gen_reg_rtx_offset, operand_subword, change_address_1,
3895 change_address, adjust_address_1, offset_address,
3896 widen_memory_access, emit_copy_of_insn_after): Likewise.
3897 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3898 * fwprop.c (should_replace_address, propagate_rtx_1,
3899 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3901 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3902 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3903 * lcm.c (compute_insert_delete, pre_edge_lcm,
3904 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3905 * lower-subreg.c (resolve_reg_notes): Likewise.
3906 * mode-switching.c (optimize_mode_switching): Likewise.
3908 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3910 * bt-load.c (add_btr_def, migrate_btr_def,
3911 branch_target_load_optimize): Avoid C++ keywords.
3912 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3914 * combine.c (subst, simplify_set, make_extraction,
3915 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3916 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3917 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3919 2008-07-15 Richard Guenther <rguenther@suse.de>
3922 * c-common.c (strict_aliasing_warning): Do not warn for
3923 TYPE_REF_CAN_ALIAS_ALL pointers.
3924 (c_common_get_alias_set): may_alias types are not special.
3925 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3926 attribute and set can_ref_all accordingly.
3927 (build_reference_type_for_mode): Likewise.
3928 * doc/extend.texi (may_alias): Clarify.
3930 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3933 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3934 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3936 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3939 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3940 gcc_assert, instead call output_operand_lossage.
3942 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3944 * builtins.c (std_canonical_va_list): Treat structure based
3947 2008-07-15 Ben Elliston <bje@au.ibm.com>
3949 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3951 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3953 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3956 2008-07-14 Jan Hubicka <jh@suse.cz>
3958 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3959 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3960 fix predicates and constraints.
3961 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3962 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3964 2008-07-14 Doug Kwan <dougkwan@google.com>
3966 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3967 additional option file arm/eabi.opt.
3968 * config/arm/eabi.h (File): New configuration file for EABI targets.
3969 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3970 SUBSUBTARGET_EXTRA_SPECS.
3971 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3972 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3973 from STARTFILE_SPEC so that it can be referenced in an override.
3974 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3975 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3976 can be referenced in an override.
3977 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3978 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3979 so that it can be referenced in an override.
3980 (LINK_SPEC): Use BPABI_LINK_SPEC.
3981 * config/arm/eabi.opt (File): New.
3983 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3985 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3986 (FIXED_VALUE_H): New variable.
3987 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3988 input.h, fixed-value.h.
3989 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3990 (BASIC_BLOCK_H): Use $(BITMAP_H).
3991 (FUNCTION_H): Add varray.h.
3992 (IPA_REFERENCE_H): Use $(BITMAP_H).
3993 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3994 (DF_H): Use $(BITMAP_H).
3995 (GGC_H): Add statistics.h.
3997 (INSN_ATTR_H): Use it.
3998 (SYSTEM_H): Add safe-ctype.h, filenames.h.
4000 (SYMTAB_H): Add $(OBSTACK_H).
4001 (CPP_INTERNAL_H): New.
4002 (TREE_DUMP_H): Add tree-pass.h.
4003 (TREE_FLOW_H): Use $(BITMAP_H)
4004 (PRETTY_PRINT_H): Use $(INPUT_H).
4005 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
4008 (many object files): Fix lots of header dependencies throughout.
4010 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4012 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4014 (s-gtyp-input): Use them to write tmp-gi.list.
4015 (echo_to_gi.list): Remove.
4017 2008-07-14 Richard Guenther <rguenther@suse.de>
4019 * tree-ssa-sccvn.c (pre_info): Remove.
4020 (switch_to_PRE_table): Likewise.
4021 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4022 (set_hashtable_value_ids): Do not create value-ids for the
4024 (run_scc_vn): Remove double test. Remove bogus special-case
4025 in value-number printing.
4026 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4027 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4029 * tree-flow-inline.h (get_value_handle): Remove.
4030 * tree-flow.h (get_value_handle): Remove.
4032 2008-07-14 Martin Jambor <mjambor@suse.cz>
4034 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4035 in which we generate arithmetics is not a subrange.
4037 2008-07-14 Martin Jambor <mjambor@suse.cz>
4039 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4041 2008-07-14 Richard Guenther <rguenther@suse.de>
4043 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4045 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4048 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4049 reload for symbol refs moved to r0 with -fPIC.
4050 (legitimize_pic_address): Use the target register as temporary
4052 (emit_symbolic_move): Adjust comment.
4053 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4056 2008-07-14 Ben Elliston <bje@au.ibm.com>
4058 * c-common.h (C_CPP_HASHNODE): New macro.
4059 * coretypes.h (struct cpp_token): Forward declare.
4060 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4061 the context-sensitive keyword method.
4062 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4063 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4064 expand_bool_pixel): New.
4065 (altivec_categorize_keyword): New function.
4066 (init_vector_keywords): New function.
4067 (rs6000_macro_to_expand): Likewise.
4068 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4069 compiling an ISO C dialect.
4071 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4073 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4074 (create_expression_by_pieces): Fix typo.
4075 (do_regular_insertion): Use debug counter here too.
4077 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4080 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4081 CONST_OK_FOR_LETTER_P. All port-local users changed.
4082 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4083 implement Kp matching power-of-two.
4084 (CONSTRAINT_LEN): Define to match.
4085 * config/cris/cris.md: Replace all use of constraint K with Kc.
4086 ("*btst*): Use Kp for operand 0 of last alternative.
4088 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4091 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4094 2008-07-13 Jan Hubicka <jh@suse.cz>
4096 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4099 2008-07-13 Richard Guenther <rguenther@suse.de>
4102 * langhooks.c (lhd_print_error_function): Deal with recursive
4105 2008-07-12 Jan Hubicka <jh@suse.cz>
4107 * cgraph.c (assembler_name_hash): New static var.
4108 (hash_node_by_assembler_name, eq_assembler_name): New.
4109 (cgraph_node_for_asm): Use hashtable.
4110 (cgraph_remove_node): Maintain hashtable.
4111 (change_decl_assembler_name): Sanity check that names are not changing
4112 after aliasing was processed.
4113 * cgraph.h (varpoon_node): Add next GGC marker.
4114 * tree.c (decl_assembler_name_equal): Constify.
4115 (decl_assembler_name_hash): New.
4116 * tree.h (decl_assembler_name_equal): Constify.
4117 (decl_assembler_name_hash): Update.
4119 2008-07-12 David Daney <ddaney@avtrex.com>
4121 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4124 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4126 * doc/md.texi: Document the MIPS "v" constraint.
4127 * config/mips/mips.h (reg_class): Revert last change.
4128 (REG_CLASS_NAMES): Likewise.
4129 (REG_CLASS_CONTENTS): Likewise.
4130 * config/mips/mips.c (mips_regno_to_class): Likewise.
4131 * config/mips/constraints.md (v): Likewise, but add documentation.
4132 Add a comment to say that this constraint should not be used in
4135 2008-07-11 DJ Delorie <dj@redhat.com>
4137 * config/h8300/h8300.md (length): Fix branch offset limit.
4139 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4141 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4142 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4143 (avr_hard_regno_scratch_ok): New function.
4144 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4145 * config/avr/avr.md (all peepholes that request a scratch register):
4146 Remove avr_peep2_scratch_safe use.
4148 2008-07-11 Tom Tromey <tromey@redhat.com>
4149 Ian Lance Taylor <iant@google.com>
4151 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4152 (struct c_common_resword): Define.
4153 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4154 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4155 (c_common_reswords, num_c_common_reswords): Declare.
4156 * c-common.c (c_common_reswords): New global const array.
4157 (num_c_common_reswords): New const int.
4158 * c-parser.c (struct resword, reswords): Don't define.
4159 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4160 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4161 than reswords. If warning about C++ keywords, give them a special
4163 (c_lex_one_token): Warn about C++ keywords. Call
4164 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4165 (c_parser_external_declaration): Look for RID_xxx rather than
4166 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4167 (c_parser_statement_after_labels): Likewise.
4168 (c_parser_objc_class_instance_variables): Likewise.
4169 (c_parser_objc_class_declaration): Likewise.
4170 (c_parser_objc_try_catch_statement): Likewise.
4171 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4172 (declspecs_add_type): Likewise.
4174 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4176 * ggc-page.c (alloc_page):
4177 Substituting xmalloc, xcalloc with
4178 XNEWVEC and XCNEWVAR macros which add the
4181 2008-07-11 Richard Guenther <rguenther@suse.de>
4183 PR tree-optimization/36765
4184 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4185 aliases from HEAP vars to SMTs.
4187 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4189 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4190 * configure.ac (loose_warn): Move -Wc++-compat from here...
4191 (strict_warn): ...to here.
4192 * configure: Regenerate.
4194 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4196 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4197 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4198 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4199 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4200 excluding more specific h8300-*-* and sh-*-* targets.
4202 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4204 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4206 (execute_pre): Call loop_optimizer_finalize in early exit.
4208 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4211 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4212 uids in the bitmap, not just VAR_DECL uids.
4214 PR rtl-optimization/36419
4215 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4216 (combine_stack_adjustments_for_block): Call it if needed. Delete
4218 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4219 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4220 prologue sp adjustment.
4222 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4225 * opts.c (print_ignored_options): Report postponed diagnostics for
4226 unknown -Wno-* options as warnings, not errors.
4227 (postpone_unknown_option_error): Renamed to...
4228 (postpone_unknown_option_warning): ... this.
4230 2008-07-09 Doug Kwan <dougkwan@google.com>
4233 2008-07-08 Doug Kwan <dougkwan@google.com>
4235 * config/arm/arm.opt (mandroid): New option.
4236 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4237 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4239 (CC1PLUS_SPEC): Same.
4241 (STARTFILE_SPEC): Same.
4242 (ENDFILE_SPEC): Same.
4243 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4246 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4249 * config/mips/mips.h (reg_class): Remove V1_REG.
4250 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4251 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4253 (mips_get_tp): New function.
4254 (mips_legitimize_tls_address): Use it.
4255 * config/mips/constraints.md (v): Delete.
4256 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4257 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4258 After reload, split into a move and ...
4259 (*tls_get_tp_<mode>_split): ...this new instruction.
4261 2008-07-09 David Daney <ddaney@avtrex.com>
4263 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4265 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4267 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4268 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4270 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4271 htab_delete should be called. Don't free c.
4272 (lookup_tmp_var): Create temp_htab lazily.
4273 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4274 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4276 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4277 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4278 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4279 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4280 * tree-sra.c (generate_element_init): Likewise.
4281 * tree-mudflap.c (execute_mudflap_function_ops,
4282 execute_mudflap_function_decls): Likewise.
4283 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4284 * tree-gimple.h (struct gimplify_ctx): New type.
4285 (push_gimplify_context): Adjust prototype.
4287 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4289 * tree-ssa-pre.c (phi_translate_1): Update placement of
4292 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4294 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4295 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4296 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4297 * targhooks.c (default_hard_regno_scratch_ok): New function.
4298 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4299 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4300 * recog.c: Include "target.h".
4301 (peep2_find_free_register): Add check for global regs. Add target
4303 * Makefile.in (recog.o): Depend on target.h.
4305 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4307 * config/sh/sh.c (sh_canonical_va_list_type): New.
4308 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4310 2008-07-09 Raksit Ashok <raksit@google.com>
4312 * doc/invoke.texi (Option Summary): Mention new option
4313 -Wdisallowed-function-list=...
4314 (Warning Options): Document -Wdisallowed-function-list=...
4315 * common.opt (Wdisallowed-function-list=): New flag.
4316 * flags.h (warn_disallowed_functions): External definition of new
4317 boolean warning flag.
4318 (warn_if_disallowed_function_p): Declare new function.
4319 * opts.c (warning_disallowed_functions): New static variable.
4320 (warn_disallowed_functions): New boolean warning flag.
4321 (warn_if_disallowed_function_p): New function.
4322 (add_comma_separated_to_vector): Rename
4323 add_instrument_functions_exclude_list to this.
4324 (common_handle_option): Handle new option. Rename calls to
4325 add_instrument_functions_exclude_list into calls to
4326 add_comma_separated_to_vector.
4327 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4328 based on flag warn_disallowed_functions.
4330 2008-07-09 Christian Bruel <christian.bruel@st.com>
4332 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4333 instead of get_attr_length.
4335 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4337 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4339 * genemit.c (gen_insn): Likewise.
4340 * gengtype.c (note_def_vec): Likewise.
4341 * gengtype.h (note_def_vec): Likewise.
4342 * genoutput.c (struct data, output_insn_data, process_template,
4343 gen_expand, gen_split, note_constraint): Likewise.
4344 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4345 make_insn_sequence): Likewise.
4346 * gensupport.c (record_insn_name): Likewise.
4348 2008-07-08 Doug Kwan <dougkwan@google.com>
4350 * config/arm/arm.opt (mandroid): New option.
4351 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4352 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4354 (CC1PLUS_SPEC): Same.
4356 (STARTFILE_SPEC): Same.
4357 (ENDFILE_SPEC): Same.
4358 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4361 2008-07-08 Raksit Ashok <raksit@google.com>
4363 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4364 (set_storage_via_setmem): Fix expected_align parameter.
4365 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4366 missing from the list.
4367 * doc/md.texi (movmem): Explicitly state that expected alignment is
4368 to be expressed in bytes.
4369 (setmem): Explicitly state that expected alignment is to be expressed
4372 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4374 * reload.c (find_reloads_subreg_address): Do not require validity
4375 of address in original mode before reloading address.
4377 2008-07-07 Tianwei Sheng <tianweis@google.com>
4379 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4380 bounds array access.
4382 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4384 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4386 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4388 Fix PR tree-optimization/23455
4389 Fix PR tree-optimization/35286
4390 Fix PR tree-optimization/35287
4391 * Makefile.in (OBJS-common): Remove tree-vn.o.
4392 (tree-vn.o): Remove.
4393 * dbgcnt.def: Add treepre_insert debug counter.
4394 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4395 (debug_value_expressions): Ditto.
4396 (print_value_expressions): Ditto.
4397 * tree-pretty-print.c (dump_generic_node): Updated for
4398 VALUE_HANDLE removal.
4399 * tree-ssa-dom.c (record_equality): Ditto.
4400 (cprop_operand): Ditto.
4401 (lookup_avail_expr): Ditto.
4402 * tree-ssa-threadedge.c
4403 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4404 (simplify_control_stmt_condition): Ditto.
4405 * tree.c (tree_code_size): Ditto.
4406 (tree_node_structure): Ditto.
4407 (iterative_hash_expr): Ditto.
4409 * tree.h (VALUE_HANDLE_ID): Ditto.
4410 (VALUE_HANDLE_EXPR_SET): Ditto.
4411 (struct tree_value_handle): Ditto.
4412 (union tree_node): Ditto.
4413 * treestruct.def: Ditto.
4414 * tree-vn.c: Removed.
4415 * tree-ssa-pre.c: Rewritten entirely.
4416 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4417 (constant_value_ids): Ditto.
4418 (vn_nary_op_t): Moved to header.
4420 (vn_reference_op_t): Ditto
4421 (vn_reference_t): Ditto.
4422 (next_value_id): New variable.
4423 (VN_INFO): Add an assert.
4424 (vn_constant_eq): New function.
4425 (vn_constant_hash): Ditto.
4426 (get_or_alloc_constant_value_id): Ditto.
4427 (value_id_constant_p): Ditto.
4428 (vn_reference_compute_hash): De-staticify.
4429 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4430 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4431 (valueize_refs): Update opcode if it changes from ssa name to constant.
4432 (vn_reference_lookup_1): Add new argument.
4433 (vn_reference_lookup): Ditto.
4434 (vn_reference_lookup_pieces): New function.
4435 (vn_reference_insert): Add return type. Modify to deal with value ids.
4436 (vn_reference_insert_pieces): New function.
4437 (vn_nary_op_compute_hash): De-staticify.
4438 (vn_nary_op_eq): Ditto.
4439 (vn_nary_op_lookup_pieces): New function.
4440 (vn_nary_op_lookup): Add new argument.
4441 (vn_nary_op_insert_pieces): New function.
4442 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4443 (vn_phi_insert): Ditto.
4444 (visit_unary_op): Update for callee changes.
4445 (visit_binary_op): Ditto.
4446 (visit_reference_op_load): Ditto.
4447 (visit_reference_op_store): Ditto.
4448 (init_scc_vn): Init next_value_id, constant_to_value_id and
4450 (free_scc_vn): Free them.
4451 (set_hashtable_value_ids): New function.
4452 (run_scc_vn): Use it.
4453 (get_max_value_id): New function.
4454 (get_next_value_id): Ditto.
4455 (expressions_equal_p): Moved from tree-vn.c
4456 (sort_vuses): Ditto.
4457 (sort_vuses_heap): Ditto.
4458 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4460 * tree.c (iterative_hash_hashval_t): Made non-static
4461 * tree.h (iterative_hash_hashval_t): Declare it.
4463 2008-07-08 Martin Jambor <mjambor@suse.cz>
4465 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4466 instead of ipa_create_node_params.
4467 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4468 ipa_check_create_edge_args, free them with
4469 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4471 * ipa-prop.c: Include flags.h and tree-inline.h.
4472 (ipa_node_params_vector): New variable.
4473 (ipa_edge_args_vector): New variable.
4474 (edge_removal_hook_holder): New variable.
4475 (node_removal_hook_holder): New variable.
4476 (edge_duplication_hook_holder): New variable.
4477 (node_duplication_hook_holder): New variable.
4478 (ipa_detect_param_modifications): Check for presence of modified flags.
4479 (ipa_compute_jump_functions): Check for presence of jump functions.
4480 (ipa_free_edge_args_substructures): New function.
4481 (ipa_create_node_params): Removed.
4482 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4483 (ipa_free_node_params_substructures): New function.
4484 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4486 (ipa_edge_removal_hook): New function.
4487 (ipa_node_removal_hook): New function.
4488 (duplicate_array): New function.
4489 (ipa_edge_duplication_hook): New function.
4490 (ipa_node_duplication_hook): New function.
4491 (ipa_register_cgraph_hooks): New function.
4492 (ipa_unregister_cgraph_hooks): New function.
4493 (free_all_ipa_structures_after_ipa_cp): New function.
4495 * ipa-prop.h: Include vec.h.
4496 (ipa_node_params_t): New typedef with vector types for it.
4497 (ipa_edge_args_t): New typedef with vector types for it.
4498 (IPA_NODE_REF): Changed to access an on-the-side vector.
4499 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4500 (ipa_check_create_node_params): New function.
4501 (ipa_check_create_edge_args): New function.
4503 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4506 2008-07-07 Tom Tromey <tromey@redhat.com>
4508 * configure, config.in: Rebuilt.
4509 * configure.ac: Don't check for scandir or alphasort.
4511 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4513 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4514 types immediately after creating them.
4516 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4518 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4520 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4522 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4523 dump_constraint_graph.
4524 (dump_constraint_edge): New function.
4525 (dump_constraint_graph): New function.
4526 (debug_constraint_graph): New function.
4527 (dump_constraint): Removed useless comparison.
4528 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4529 (dump_constraint_graph): Declare.
4530 (debug_constraint_graph): Declare.
4531 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4533 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4535 * config/i386/i386.c (is_va_list_char_pointer): New.
4536 (ix86_va_start): Replace compare with ms_va_list_type_node
4537 by is_va_list_char_pointer.
4538 (ix86_gimplify_va_arg): Likewise.
4540 2008-07-07 Martin Jambor <mjambor@suse.cz>
4542 * cgraph.c (cgraph_edge_max_uid): New variable.
4543 (struct cgraph_edge_hook_list): New type.
4544 (struct cgraph_node_hook_list): New type.
4545 (struct cgraph_2edge_hook_list): New type.
4546 (struct cgraph_2node_hook_list): New type.
4547 (first_cgraph_edge_removal_hook): New variable.
4548 (first_cgraph_node_removal_hook): New variable.
4549 (first_cgraph_edge_duplicated_hook): New variable.
4550 (first_cgraph_node_duplicated_hook): New variable.
4551 (cgraph_add_edge_removal_hook): New function.
4552 (cgraph_remove_edge_removal_hook): New function.
4553 (cgraph_call_edge_removal_hooks): New function.
4554 (cgraph_add_node_removal_hook): New function.
4555 (cgraph_remove_node_removal_hook): New function.
4556 (cgraph_call_node_removal_hooks): New function.
4557 (cgraph_add_edge_duplication_hook): New function.
4558 (cgraph_remove_edge_duplication_hook): New function.
4559 (cgraph_call_edge_duplication_hooks): New function.
4560 (cgraph_add_node_duplication_hook): New function.
4561 (cgraph_remove_node_duplication_hook): New function.
4562 (cgraph_call_node_duplication_hooks): New function.
4563 (cgraph_create_edge): Assign to edge uid.
4564 (cgraph_remove_edge): Call edge removal hooks.
4565 (cgraph_node_remove_callees): Call edge removal hooks.
4566 (cgraph_node_remove_callers): Call edge removal hooks.
4567 (cgraph_remove_node): Call node removal hooks.
4568 (cgraph_clone_edge): Call edge duplication hooks.
4569 (cgraph_clone_node): Call node duplication hooks.
4571 * cgraph.h (cgraph_edge): New field uid.
4572 (cgraph_edge_hook): New type.
4573 (cgraph_node_hook): New type.
4574 (cgraph_2edge_hook): New type.
4575 (cgraph_2node_hook): New type.
4577 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4579 * config.in: Regenerate.
4581 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4583 * gcc.c (print_sysroot): New.
4584 (option_map, display_help, process_command): Handle the
4585 -print-sysroot option.
4586 (main): Print the sysroot if requested.
4587 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4589 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4592 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4594 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4596 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4597 (assign_parm_setup_block_p): Also check mode of entry_parm.
4599 2008-07-07 Richard Guenther <rguenther@suse.de>
4601 * tree-ssa-structalias.h (set_used_smts): Remove.
4602 * tree-ssa-structalias.c (used_smts): Likewise.
4603 (set_used_smts): Likewise.
4604 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4605 call to set_used_smts.
4607 2008-07-07 Richard Guenther <rguenther@suse.de>
4609 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4610 (new_var_info): Set it to false.
4611 (solution_set_add): Correctly handle pointers outside a var and
4613 (type_safe): Treat variables with is_full_var properly.
4614 (do_sd_constraint): Likewise.
4615 (do_ds_constraint): Likewise.
4616 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4617 (get_constraint_for_ptr_offset): New function.
4618 (get_constraint_for_component_ref): For addresses at least include
4619 the last field of the variable. Handle is_full_vars properly.
4620 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4621 (handle_ptr_arith): Remove.
4622 (find_func_aliases): Simplify assignment handling.
4623 (create_function_info_for): For parameter and result varinfos set
4625 (create_variable_info_for): Set is_full_var flag whenever we
4626 just created a single varinfo for a decl.
4627 (init_alias_vars): Initialize use_field_sensitive from
4628 max-fields-for-field-sensitive parameter.
4630 2008-07-07 Richard Guenther <rguenther@suse.de>
4632 PR tree-optimization/36713
4633 * tree-flow-inline.h (is_call_used): New function.
4634 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4635 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4636 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4638 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4640 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4642 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4644 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4646 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4647 Nathan Sidwell <nathan@codesourcery.com>
4649 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4650 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4652 * config/m68k/t-linux: New.
4653 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4656 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4658 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4659 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4662 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4664 * gcc.c (execute): Fix -Wc++-compat warning.
4666 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4669 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4670 constant for little endian.
4672 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4674 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4675 mips_base_mips16 instead of TARGET_MIPS16.
4676 (mips_base_mips16): Declare.
4677 * config/mips/mips.c (mips_base_mips16): Make global.
4678 (was_mips16_p): Remove GTY marker.
4679 (was_mips16_pch_p): New variable.
4680 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4681 (mips_override_options): Force to non-MIPS16 mode initially.
4682 Do not complain about MIPS16 PIC incompatibilities here.
4683 Only allow -mgpopt if -mexplicit-relocs is in force for
4686 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4688 * configure.ac: Check for caddr_t, define to char * if not defined.
4689 * configure: Regenerate.
4690 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4691 (mmap_gt_pch_use_address): Likewise.
4692 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4694 2008-07-06 Richard Guenther <rguenther@suse.de>
4696 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4697 (new_var_info): Deal with it.
4698 (solution_set_add): Likewise.
4699 (bitpos_of_field): Make signed, fix.
4700 (struct fieldoff): Remove type and decl fields. Make size field
4701 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4703 (fieldoff_compare): Deal with it.
4704 (push_fields_onto_fieldstack): Remove has_union argument, glob
4705 adjacent non-pointer fields together.
4706 (create_function_info_for): Do not set has_union.
4707 (create_variable_info_for): Simplify.
4709 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4711 * config.gcc (extra_headers): Add cross-stdarg.h for target
4712 x86_64-*-* and i?86-*-*.
4713 * config/i386/cross-stdarg.h: New.
4714 * builtins.c (std_fn_abi_va_list): New.
4715 (std_canonical_va_list_type): New.
4716 (stabilize_va_list): Replace va_list_type_node use by
4717 mtarget.canonical_va_list_type.
4718 (gimplify_va_arg_expr): Likewise.
4719 (expand_builtin_va_copy): Replace va_list_type_node use by
4720 mtarget.fn_abi_va_list.
4721 * tree-sra.c (is_va_list_type): New helper.
4722 (decl_can_be_decomposed_p): Replace
4723 va_list_type_node use by is_va_list_type.
4724 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4725 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4726 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4727 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4728 (ix86_enum_va_list): New.
4729 * config/i386/i386.c (sysv_va_list_type_node): New.
4730 (ms_va_list_type_node): New.
4731 (ix86_function_type_abi): Remove sorry.
4732 (ix86_build_builtin_va_list_abi): New.
4733 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4735 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4736 (ix86_init_builtins_va_builtins_abi): New.
4737 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4739 (ix86_handle_abi_attribute): New.
4740 (attribute_spec): Add sysv_abi and ms_abi.
4741 (ix86_fn_abi_va_list): New.
4742 (ix86_canonical_va_list_type): New.
4743 (ix86_enum_va_list): New.
4744 (TARGET_FN_ABI_VA_LIST): New.
4745 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4746 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4747 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4748 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4749 (TARGET_ENUM_VA_LIST): New.
4750 * expr.h (std_fn_abi_va_list): New.
4751 (std_canonical_va_list_type): New.
4752 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4753 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4754 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4755 TARGET_CANONICAL_VA_LIST_TYPE.
4756 * target.h (struct gcc_target): Add fn_abi_va_list hook
4757 and canonical_va_list_type hook.
4759 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4761 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4762 integral and pointer types.
4764 2008-07-04 Roger Sayle <roger@eyesopen.com>
4766 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4767 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4769 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4772 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4774 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4776 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4777 build_gimple_modify_stmt.
4778 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4779 gimple operand. Use fold_build* instead of build*.
4781 2008-07-04 Richard Guenther <rguenther@suse.de>
4783 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4784 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4785 properly to compute the reachability set if we do field-sensitive PTA.
4786 * invoke.texi (max-fields-for-field-sensitive): Document default.
4787 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4788 100 for optimize >= 2.
4790 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4792 * ggc-zone.c (lookup_page_table_if_allocated,
4793 set_page_table_entry, zone_find_object_size, alloc_small_page,
4794 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4795 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4796 -Wc++-compat and/or -Wcast-qual warnings.
4798 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4801 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4802 pic_offset_table_rtx to be marked as used here.
4803 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4804 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4805 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4806 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4809 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4811 * alloc-pool.c (hash_descriptor, eq_descriptor,
4812 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4813 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4815 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4816 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4817 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4818 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4821 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4823 * tree-flow.h (loop_only_exit_p): Declare.
4824 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4825 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4826 the number of iterations if it is constant. Otherwise, if this is the
4827 only possible exit of the loop, use the conservative estimate on the
4828 number of iterations of the entire loop if available.
4830 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4832 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4833 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4834 Add synchronization functions.
4835 * config/sync.c: New file.
4836 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4837 (LIBGCC_SYNC_CFLAGS): Likewise.
4839 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4842 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4843 (*pushtf_sse): New insn pattern.
4844 (pushtf splitters): New splitters.
4846 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4849 * predict.c (build_predict_expr): Use void_type_node for the tree
4850 type, instead of NULL_TREE.
4852 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4854 * config/i386/i386.c (contains_aligned_value_p): Return true
4856 (ix86_data_alignment): Align TCmode to 128bits.
4857 (ix86_local_alignment): Likewise.
4859 2008-07-03 Andrew Haley <aph@redhat.com>
4862 * vec.h (VEC_TA): New.
4863 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4864 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4865 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4866 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4867 (C_COMMON_FIXED_TYPES): Remove first arg.
4868 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4869 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4870 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4871 not to use empty macro arguments.
4873 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4875 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4876 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4877 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4878 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4879 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4880 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4881 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4882 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4883 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4884 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4885 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4886 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4887 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4888 config/rs6000/e500crtres64gpr.asm,
4889 config/rs6000/e500crtres64gprctr.asm,
4890 config/rs6000/e500crtrest32gpr.asm,
4891 config/rs6000/e500crtrest64gpr.asm,
4892 config/rs6000/e500crtresx32gpr.asm,
4893 config/rs6000/e500crtresx64gpr.asm,
4894 config/rs6000/e500crtsav32gpr.asm,
4895 config/rs6000/e500crtsav64gpr.asm,
4896 config/rs6000/e500crtsav64gprctr.asm,
4897 config/rs6000/e500crtsavg32gpr.asm,
4898 config/rs6000/e500crtsavg64gpr.asm,
4899 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4900 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4901 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4902 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4903 config/sparc/sol2-cn.asm: Remove .file directives.
4905 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4907 * resource.c (mark_referenced_resources): Look inside
4908 UNSPEC_VOLATILEs and ASM_INPUTs.
4910 2008-07-02 Ian Lance Taylor <iant@google.com>
4912 * rtlanal.c (add_reg_note): New function.
4913 * rtl.h (add_reg_note): Declare.
4914 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4915 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4916 * builtins.c (expand_builtin_longjmp): Likewise.
4917 (expand_builtin_nonlocal_goto): Likewise.
4918 * calls.c (emit_call_1, expand_call): Likewise.
4919 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4920 * cfglayout.c (fixup_reorder_chain): Likewise.
4921 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4922 (commit_one_edge_insertion): Likewise.
4923 * combine.c (move_deaths, distribute_notes): Likewise.
4924 * df-problems.c (df_set_note): Likewise.
4925 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4926 (set_unique_reg_note): Likewise.
4927 (emit_copy_of_insn_after): Likewise.
4928 * expr.c (expand_expr_real): Likewise.
4929 * gcse.c (add_label_notes): Likewise.
4930 * haifa-sched.c (create_check_block_twin): Likewise.
4931 * jump.c (mark_jump_label_1): Likewise.
4932 * loop-doloop.c (add_test, doloop_modify): Likewise.
4933 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4934 * lower-subreg.c (move_eh_region_note): Likewise.
4935 * optabs.c (emit_libcall_block): Likewise.
4936 * predict.c (predict_insn): Likewise.
4937 (combine_predictions_for_insn): Likewise.
4938 * recog.c (peephole2_optimize): Likewise.
4939 * regmove.c (try_auto_increment): Likewise.
4940 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4941 * reload.c (find_reloads): Likewise.
4942 * reload1.c (fixup_eh_region_note): Likewise.
4943 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4944 * reorg.c (delete_prior_computation): Likewise.
4945 (delete_computation, dbr_schedule): Likewise.
4946 * config/pa/pa.c (legitimize_pic_address): Likewise.
4947 * config/sh/sh.c (sh_reorg): Likewise.
4949 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4952 * config/libgcc-glibc.ver: Add %exclude.
4953 * config/m32r/libgcc-glibc.ver: Likwise.
4954 * config/s390/libgcc-glibc.ver: Likwise.
4955 * config/sh/libgcc-glibc.ver: Likwise.
4956 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4958 * config/i386/libgcc-glibc.ver: New.
4960 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4962 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4964 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4965 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4966 i[34567]86-*-linux*, x86_64-*-linux*. Add
4967 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4968 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4969 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4970 i[34567]86-*-linux*, x86_64-*-linux*.
4972 * libgcc-std.ver: Add empty GCC_4.4.0.
4974 * mkmap-symver.awk: Support multiple versions per symbol.
4976 * config/i386/i386.c (ix86_init_builtins): Always define
4977 __builtin_fabsq and __builtin_copysignq with fallbacks.
4978 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4979 and __builtin_copysignq if SSE2 isn't available.
4981 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4982 (LIBGCC2_TF_CEXT): Likwise.
4985 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4987 * config/i386/sfp-machine.h: Moved to libgcc.
4989 * config/i386/sfp-machine.h: New.
4990 * config/i386/t-linux: Likwise.
4992 * config/i386/t-darwin: Remove softfp_wrap_start and
4994 * config/i386/t-darwin64: Likewise.
4996 * config/i386/t-fprules-softfp64: Renamed to ...
4997 * config/i386/t-fprules-softfp: This.
4999 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
5000 and softfp_wrap_end.
5002 2008-07-02 Jason Merrill <jason@redhat.com>
5004 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
5006 * tree.c (ctor_to_list): New fn.
5007 * tree.h: Declare it.
5008 (CONSTRUCTOR_ELT): New macro.
5009 (CONSTRUCTOR_NELTS): New macro.
5011 2008-07-02 Richard Guenther <rguenther@suse.de>
5013 * tree-ssa-structalias.c (struct variable_info): Reorder
5014 to fill padding on 64bit hosts. Make collapsed_to an int.
5015 (get_varinfo_fc): Deal with that.
5016 (new_var_info): Likewise.
5017 (collapse_rest_of_var): Likewise.
5019 2008-07-02 Joshua Sumali <jsumali@redhat.com>
5021 * doc/install.texi (--enable-java-home): Document.
5022 (--enable-aot-compile-rpm): Likewise.
5023 (--with-arch-directory): Likewise.
5024 (--with-os-directory): Likewise.
5025 (--with-origin-name): Likewise.
5026 (--with-arch-suffix): Likewise.
5027 (--with-jvm-root-dir): Likewise.
5028 (--with-jvm-jar-dir): Likewise.
5029 (--with-python-dir): Likewise.
5031 2008-07-02 Richard Guenther <rguenther@suse.de>
5033 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
5034 from decls explicitly. Merge operand checking from tuples.
5036 2008-07-02 Martin Jambor <mjambor@suse.cz>
5038 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5040 2008-07-02 Martin Jambor <mjambor@suse.cz>
5042 * tree-switch-conversion.c: Included timevar.h
5043 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5045 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5047 2008-07-02 Martin Jambor <mjambor@suse.cz>
5049 * tree-switch-conversion.c: Corrected various comments and
5051 (build_constructors): Fixed minor formatting mistakes.
5053 * invoke.texi (Optimize Options): Corrected the
5054 switch-conversion-max-branch-ratio parameter.
5056 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5058 * final.c (asm_insn_count): Return zero for an empty asm body.
5060 2008-07-02 Richard Guenther <rguenther@suse.de>
5062 * bitmap.h (bitmap_set_bit): Return bool.
5063 (bitmap_clear_bit): Likewise.
5064 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5065 write to the bitmap if it would.
5066 (bitmap_clear_bit): Likewise.
5067 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5068 bitmap_set_bit return value.
5069 (add_pred_graph_edge): Likewise.
5070 (add_graph_edge): Likewise.
5071 (do_sd_constraint): Likewise.
5072 (do_ds_constraint): Likewise.
5074 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5076 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5077 Fix -Wc++-compat and/or -Wcast-qual warnings.
5078 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5079 gen_regparm_prefix): Likewise.
5080 * vmsdbgout.c (write_modbeg, lookup_filename,
5081 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5083 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5085 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5086 defaults.h definition apply.
5088 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5090 * function.c (assign_parm_remove_parallels): New.
5091 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5093 (assign_parm_setup_block): Do not handle them.
5094 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5095 assign_parm_remove_parallels.
5097 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5099 * c-typeck.c (convert_for_assignment): Use
5100 vector_targets_convertible_p.
5101 * c-common.c (vector_targets_convertible_p): New.
5102 * c-common.h (vector_targets_convertible_p): New prototype.
5103 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5104 opaque_p_V2SI_type_node.
5106 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5108 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5111 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5113 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5114 TFmode constants via two element DImode vector for hosts with
5115 HOST_BITS_PER_WIDE_INT < 64.
5116 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5117 also for HOST_BITS_PER_WIDE_INT < 64.
5119 2008-07-01 Richard Guenther <rguenther@suse.de>
5121 PR tree-optimization/36666
5122 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5123 (get_constraint_exp_from_ssa_var): Split into ...
5124 (get_constraint_exp_for_temp): ... this ...
5125 (get_constraint_for_ssa_var): ... and that.
5126 Return constraint expressions for all touched sub-fields
5127 if the results address is not taken.
5128 (process_constraint): Remove assertion that aggregate
5129 assignments do not happen at this place.
5130 (get_constraint_for_component_ref): Add address_p argument.
5131 Return constraint expressions for all touched sub-fields
5132 if the results address is not taken.
5133 (do_deref): Use get_constraint_exp_for_temp.
5134 (get_constraint_for_1): Rename from ...
5135 (get_constraint_for): ... this. Add the old function as wrapper.
5136 (do_structure_copy): Use get_constraint_for_1.
5138 2008-07-01 Martin Jambor <mjambor@suse.cz>
5140 * Makefile.in (tree-switch-conversion.o): Add.
5141 (OBJS-common): Add tree-swtch-conversion.o.
5142 * passes.c (init_optimization_passes): Add pass_convert_switch.
5143 * tree-pass.h: (pass_convert_switch): Add.
5144 * tree-switch-conversion.c: New file.
5145 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5146 * common.opt (ftree-cswtch): New option.
5147 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5148 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5149 * opts.c (decode_options): Set flag_tree_switch_conversion when
5150 optimization level is >= 2.
5151 * doc/invoke.texi (Optimize Options): Added description of
5152 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5154 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5156 * config/darwin-driver.c (darwin_default_min_version): Fix
5157 -Wc++-compat warnings.
5159 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5161 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5164 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5166 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5168 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5170 PR rtl-optimization/34744
5171 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5172 (df_scan_free_internal): Free data structures not
5173 allocated in storage pools.
5174 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5175 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5176 df_scan_free_mws_vec.
5177 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5180 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5182 * config/i386/i386.c (contains_aligned_value_p): Return true
5184 (ix86_function_arg_boundary): Return its natural boundary
5186 (return_in_memory_32): Don't check TDmode.
5187 (ix86_split_to_parts): Support splitting into 4 parts and
5188 support TFmode for 32bit target.
5189 (ix86_split_long_move): Support splitting into 4 parts.
5190 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5192 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5193 (ix86_init_builtins): Here.
5194 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5195 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5196 'q' and 'w', respectively.
5198 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5200 (movtf_internal): Likewise.
5201 (<code>tf2): Likewise.
5202 (*absnegtf2_sse): Likewise.
5203 (copysign<mode>3): Likewise.
5204 (copysign<mode>3_const): Likewise.
5205 (copysign<mode>3_var): Likewise.
5206 (define_split UNSPEC_COPYSIGN): Likewise.
5207 * config/i386/sse.md (*nandtf3): Likewise.
5208 (<code>tf3): Likewise.
5209 (*<code>tf3): Likewise.
5211 2008-06-30 Joey Ye <joey.ye@intel.com>
5212 H.J. Lu <hongjiu.lu@intel.com>
5214 * global.c (compute_regsets): Set frame_pointer_needed here.
5215 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5217 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5219 * doc/install.texi (specific): Expand Windows build notes.
5221 2008-06-30 Ira Rosen <irar@il.ibm.com>
5223 PR tree-optimization/36648
5224 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5225 number of prolog iterations by step. Fix the comment.
5227 2008-06-30 Richard Guenther <rguenther@suse.de>
5230 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5231 handle calls from ECF_MALLOC functions.
5232 (handle_pure_call): ECF_MALLOC functions do not return
5234 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5236 2008-06-29 Andreas Schwab <schwab@suse.de>
5238 * config/m68k/m68k.c (print_operand): Always print a float
5240 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5241 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5244 * config/rs6000/x-linux64: Remove never used file.
5246 2008-06-29 Richard Guenther <rguenther@suse.de>
5248 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5250 (struct alias_info): Move ...
5251 * tree-ssa-alias.c: ... here.
5252 (update_alias_info): Declare.
5253 (compute_may_aliases): Call it.
5254 (update_alias_info): New function.
5255 * tree-ssa-structalias.c (update_alias_info): Move ...
5256 * tree-ssa-alias.c (update_alias_info_1): ... here.
5257 * tree-ssa-structalias.c (process_constraint_1): Remove
5258 unused from_call argument. Rename to ...
5259 (process_constraint): ... this. Delete old wrapper.
5260 (make_constraint_to): Adjust callers.
5261 (handle_const_call): Likewise.
5262 (handle_pure_call): Likewise.
5263 (init_base_vars): Likewise.
5264 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5265 (find_func_aliases): We don't need structure copies for
5267 (make_constraint_from_anything): Remove.
5268 (create_variable_info_for): For globals make constraints
5269 from escaped, not from anything.
5270 (compute_points_to_sets): Do not call update_alias_info.
5271 (ipa_pta_execute): Use make_constraint_from.
5273 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5275 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5276 (bitmap.o-warn, dominance.o-warn): New.
5277 * configure.ac (cxx_compat_warn): Delete.
5278 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5279 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5281 * configure: Regenerate.
5283 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5286 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5288 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5289 * df-scan.c (df_notes_rescan): Likewise.
5290 * ggc-page.c (set_page_table_entry): Likewise.
5291 * intl.c (gcc_gettext_width): Likewise.
5292 * varasm.c (get_unnamed_section, get_noswitch_section,
5293 get_section): Likewise.
5295 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5297 * regrename.c (build_def_use): Don't copy RTX.
5299 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5301 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5302 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5303 punctuation. Use @ref instead of @xref.
5304 (Function Names): Remove stray @display/@end display.
5305 (C++ Attributes): Use @ref instead of @xref.
5306 (Deprecated Features): Fix punctuation around @xref.
5307 (Backwards Compatibility): Likewise.
5308 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5310 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5312 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5313 constants for E500 double.
5315 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5317 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5318 element type of const_vector.
5320 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5322 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5323 Remove FLAGS_REG clobber from expander pattern.
5324 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5325 (anddi3, andsi3, andhi3, andqi3): Ditto.
5326 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5327 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5328 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5329 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5330 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5331 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5332 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5333 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5335 2008-06-28 Richard Guenther <rguenther@suse.de>
5337 * tree-ssa-structalias.c (callused_id, var_callused,
5338 callused_tree): Add.
5339 (handle_pure_call): New function.
5340 (find_func_aliases): Call it.
5341 (find_what_p_points_to): Handle the call-used set.
5342 (clobber_what_escaped): Likewise.
5343 (compute_call_used_vars): New function.
5344 (init_base_vars): Init the call-used variable.
5345 (do_sd_constraint): Do not propagate the solution from CALLUSED
5346 but use CALLUSED as a placeholder.
5347 (solve_graph): Likewise.
5348 * tree-flow-inline.h (gimple_call_used_vars): New function.
5349 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5350 (compute_call_used_vars): Declare.
5351 * tree-ssa-alias.c (set_initial_properties): Call
5352 compute_call_used_vars.
5353 (reset_alias_info): Clear call-used variables.
5354 (add_call_clobber_ops): Assert we are not called for const/pure
5355 functions. Remove handling of them.
5356 (add_call_read_ops): Handle pure functions by adding the
5357 call-used set of variables as VUSEs.
5358 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5359 (delete_tree_ssa): Free it.
5360 * tree-dfa.c (remove_referenced_var): Clear the var from the
5363 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5365 * tree.c (build_varargs_function_type_list): New.
5366 (build_function_type_list_1): New.
5367 (build_function_type_list): Use build_function_type_list_1.
5368 * tree.h (build_varargs_function_type_list): New.
5370 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5373 * config/spu/spu.c (spu_builtin_splats): Do not generate
5374 invalid CONST_VECTOR expressions.
5375 (spu_expand_vector_init): Likewise.
5377 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5379 * optabs.c (libfunc_decls): New variable.
5380 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5381 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5382 for the same function twice.
5384 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5386 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5387 ix86_expand_binary_operator directly.
5388 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5390 (*ashrti3_1): Ditto.
5391 (*lshrti3_1): Ditto.
5392 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5393 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5394 using only one splitter. Conditionaly execute splitter before or
5395 after peephole2 pass.
5396 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5397 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5398 Use only one alternative in asm template.
5399 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5401 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5402 "J" operand constraint for operand 2.
5403 (*ashldi3_cconly_rex64): Ditto.
5404 (*ashrdi3_cmp_rex64): Ditto.
5405 (*ashrdi3_cconly_rex64): Ditto.
5406 (*lshrdi3_cmp_rex64): Ditto.
5407 (*lshrdi3_cconly_rex64): Ditto.
5408 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5409 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5410 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5413 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5415 * gimplify.c (omp_is_private): Don't return true if decl is not
5416 already private on #pragma omp for or #pragma omp parallel for.
5419 * tree-cfg.c (struct move_stmt_d): Replace block field with
5420 orig_block and new_block fields.
5421 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5422 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5423 (move_block_to_fn): Replace vars_map and new_label_map arguments
5424 with struct move_stmt_d pointer.
5425 (replace_block_vars_by_duplicates): New function.
5426 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5427 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5428 all subblocks of ORIG_BLOCK to the new function. Call
5429 replace_block_vars_by_duplicates.
5430 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5431 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5432 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5433 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5434 (expand_omp): Temporarily set input_location to the location of
5435 region's controlling stmt.
5436 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5437 BIND_EXPR, push ctx->block_vars and gimplification vars into
5438 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5440 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5441 there are any BLOCK_VARS.
5442 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5443 OMP_PARALLEL or OMP_TASK stmt.
5444 (lower_omp): Save and restore input_location around the lower_omp_1
5447 2008-06-27 Richard Guenther <rguenther@suse.de>
5449 PR tree-optimization/36400
5450 PR tree-optimization/36373
5451 PR tree-optimization/36344
5452 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5453 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5454 (update_alias_info): Remove call clobbering code.
5455 (make_constraint_to): New helper function.
5456 (make_escape_constraint): Likewise.
5457 (handle_rhs_call): Use it on all pointer containing arguments.
5458 Also mark the static chain escaped.
5459 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5460 instead of ANYTHING.
5461 (make_constraint_from): New helper split out from ...
5462 (make_constraint_from_anything): ... here.
5463 (find_func_aliases): Add constraints for escape sites.
5464 (intra_create_variable_infos): Make constraints from NONLOCAL
5466 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5468 (clobber_what_p_points_to): Remove.
5469 (clobber_what_escaped): New function.
5470 (init_base_vars): Init NONLOCAL and ESCAPED.
5471 (do_sd_constraint): Do not propagate the solution from ESCAPED
5472 but use ESCAPED as a placeholder.
5473 (solve_graph): Likewise.
5474 * tree-flow.h (clobber_what_p_points_to): Remove.
5475 (clobber_what_escaped): Declare.
5476 * tree-ssa-alias.c (set_initial_properties): Call it.
5477 Remove code clobbering escaped pointers.
5479 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5481 * function.c (allocate_struct_function): Only allocate a unique
5482 funcdef_no if the decl is nonzero.
5484 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5486 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5487 * config/mips/mips.c (mips_split_const_insns): New function.
5488 * config/mips/mips.md (move_type): New attribute.
5489 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5490 (dword_mode): New attribute.
5491 (type): Avoid long line. Map "move_type"s to "type"s,
5492 choosing "multi" for doubleword moves if appropriate.
5493 Swap MTC/MFC comments to match their declaration order.
5494 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5495 "type" is "branch" or "jal" is "direct".
5496 (length): Handle "extended_mips16" first. Make the default
5497 "0" for "ghost" instructions. Set the length from "move_type".
5498 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5499 of "type", with "sll0" for the register alternative. Remove the
5500 "extended_mips16" attribute.
5501 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5502 of "type", with "shift_shift" for the register alternative.
5503 Remove the "length" attribute.
5504 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5505 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5506 of "type", with "andi" for the register alternative.
5507 (*zero_extendqihi2): Likewise.
5508 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5509 of "andi" instead of a "type" of "arith".
5510 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5512 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5513 (mov_<store>r, *mov<mode>_ra): Likewise.
5514 (extendsidi2): Use "move_type" instead of "type", with "move"
5515 for the register alternative.
5516 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5517 of "type", with "signext" for the register alternative.
5518 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5519 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5520 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5521 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5522 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5523 (unnamed branch insn): Likewise.
5524 (*movdi_gp32_fp64): Fold into...
5525 (*movdi_32bit): ...here.
5526 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5527 (*movdf_hardfloat): ...this new pattern.
5528 (*movdf_softfloat): Remove redundant FPR alternatives.
5529 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5530 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5531 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5532 the "move" attribute.
5533 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5534 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5535 and "store" for COP loads and stores.
5536 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5537 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5538 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5539 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5540 (*movtf_mips16, *movv2sf): Likewise.
5541 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5542 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5543 (mfhc1<mode>): Use "move_type" instead of "move".
5544 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5545 (loadgp_blockage): Remove the "length" attribute.
5546 (blockage, set_got_version, update_got_version): Likewise.
5547 (call_internal): Remove the "extended_mips16" attribute.
5548 (call_value_internal, call_value_multiple_internal): Likewise.
5549 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5551 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5552 the "length" attribute.
5554 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5556 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5557 -Wcast-qual warnings.
5558 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5559 handle_pragma_pop_macro): Likewise.
5560 * collect2.c (resolve_lib_name): Likewise.
5561 * config/arc/arc.c (arc_init): Likewise.
5562 * config/arm/arm.c (neon_builtin_compare,
5563 locate_neon_builtin_icode): Likewise.
5564 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5565 * config/bfin/bfin.c (bfin_init_machine_status,
5566 bfin_optimize_loop): Likewise.
5567 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5568 * config/cris/cris.c (cris_init_expanders): Likewise.
5569 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5570 * config/darwin.c (machopic_indirection_eq,
5571 machopic_indirection_name, machopic_output_indirection): Likewise.
5572 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5573 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5574 frv_optimize_membar): Likewise.
5575 * config/i386/cygwin.h (mingw_scan,
5576 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5577 * config/i386/cygwin1.c (mingw_scan): Likewise.
5578 * config/i386/i386.c (machopic_output_stub): Likewise.
5579 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5580 i386_pe_unique_section): Likewise.
5581 * config/ia64/ia64.c (ia64_init_machine_status,
5582 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5584 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5585 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5586 * config/m68k/m68k.c (m68k_handle_option,
5587 m68k_sched_md_init_global): Likewise.
5588 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5589 mcore_unique_section): Likewise.
5590 * config/mips/mips.c (mips_block_move_straight,
5591 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5593 * config/mmix/mmix.c (mmix_init_machine_status,
5594 mmix_encode_section_info): Likewise.
5595 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5596 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5597 print_operand_address, output_toc, redefine_groups,
5598 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5599 * config/s390/s390.c (s390_init_machine_status): Likewise.
5600 * config/score/score.c (score_block_move_straight,
5601 score_block_move_loop_body): Likewise.
5602 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5603 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5604 * emit-rtl.c (find_auto_inc): Likewise.
5605 * gcc.c (translate_options, process_command): Likewise.
5606 * reorg.c (dbr_schedule): Likewise.
5607 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5608 * xcoffout.c (xcoffout_declare_function): Likewise.
5610 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5612 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5613 ipa-pta working again.
5615 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5617 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5620 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5622 * config.gcc (powerpc*-*-*): Add new core e500mc.
5623 * config/rs6000/e500mc.md: New file.
5624 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5626 (rs6000_override_options): Add e500mc case to
5627 processor_target_table. Altivec and Spe options not allowed
5628 with e500mc. Add isel instruction to e500mc by
5629 default. Initialize rs6000_cost for e500mc.
5630 (rs6000_issue_rate): Set issue rate for e500mc.
5631 * config/rs6000/rs6000.h (processor_type): Add
5632 PROCESSOR_PPCE500MC.
5633 (ASM_CPU_SPEC): Add e500mc.
5634 Set TARGET_ISEL to rs6000_isel.
5635 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5636 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5637 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5639 * doc/invoke.texi: Add e500mc to list of cpus.
5641 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5644 * c-lex.c (lex_charconst): Initialize unsignedp.
5646 2008-06-27 Olivier Hainque <hainque@adacore.com>
5648 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5649 documented assumptions.
5651 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5653 * dwarf2out.c: Remove trailing white spaces. Break long line
5656 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5658 * libfuncs.h (LTI_synchronize): New libfunc_index.
5659 (synchronize_libfunc): Declare.
5660 * builtins.c (expand_builtin_synchronize): Consider using
5661 synchronize_libfunc before falling back on an asm blockage.
5662 * config/mips/mips.c: Include libfuncs.h
5663 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5665 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5667 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5668 parameter. Copy stack_reg to r11 where appropriate.
5669 (no_global_regs_above): Add gpr parameter.
5670 (rs6000_stack_info): Only add padding for SPE save area if we
5671 are saving SPE GPRs and CR.
5672 (saveres_routine_syms): New variable.
5673 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5675 (rs6000_savres_routine_sym): New function.
5676 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5678 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5679 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5680 Tweak FPR out-of-line saving.
5681 (rs6000_make_savres_rtx): New function.
5682 (rs6000_use_multiple_p): New function.
5683 (rs6000_savres_strategy): New function.
5684 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5685 out-of-line if appropriate.
5686 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5687 if we are optimizing for size.
5688 (GP_SAVE_INLINE): Define.
5689 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5690 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5691 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5692 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5693 (*save_fpregs_<mode>): Add use of r11.
5694 (*restore_gpregs_<mode>): New insn.
5695 (*return_and_restore_gpregs_<mode>): New insn.
5696 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5698 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5699 (*restore_gpregs_spe): New insn.
5700 (*return_and_restore_gpregs_spe): New insn.
5701 * config/rs6000/predicates.md (save_world_operation): Fix check.
5703 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5705 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5706 this point, so assert that.
5708 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5710 * cfganal.c: Include vec.h and vecprim.h.
5711 (compute_idf): Import from...
5712 * tree-into-ssa (compute_idf): ...here.
5713 * basic-block.h (compute_idf): Export.
5715 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5717 * c-decl.c (merge_decls): Use !current_function_decl to check for
5718 extern declaration of C99 inline function being at file scope.
5720 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5722 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5724 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5726 * alias.c (record_alias_subset, init_alias_analysis): Fix
5727 -Wc++-compat and/or -Wcast-qual warnings.
5728 * attribs.c (lookup_attribute_spec): Likewise.
5729 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5730 copy_bb, connect_traces,
5731 find_rarely_executed_basic_blocks_and_cr): Likewise.
5732 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5733 note_btr_set, migrate_btr_defs): Likewise.
5734 * builtins.c (result_vector, expand_builtin_memcpy,
5735 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5736 builtin_memset_read_str, expand_builtin_printf,
5737 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5739 * caller-save.c (mark_set_regs): Likewise.
5740 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5741 * cgraph.c (cgraph_edge): Likewise.
5742 * combine.c (likely_spilled_retval_1): Likewise.
5743 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5744 htab_counts_entry_del, get_coverage_counts): Likewise.
5745 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5746 new_cselib_val): Likewise.
5747 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5748 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5750 * df-core.c (df_compact_blocks): Likewise.
5751 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5752 * df-scan.c (df_grow_reg_info, df_ref_create,
5753 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5754 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5755 df_record_entry_block_defs, df_record_exit_block_uses,
5756 df_bb_verify): Likewise.
5757 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5758 DF_REF_EXTRACT_MODE_CONST): New.
5759 * dominance.c (get_immediate_dominator, get_dominated_by,
5760 nearest_common_dominator, root_of_dom_tree,
5761 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5762 -Wc++-compat and/or -Wcast-qual warnings.
5763 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5764 record_store, replace_read, check_mem_read_rtx, scan_insn,
5765 dse_step1, dse_record_singleton_alias_set): Likewise.
5766 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5768 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5770 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5771 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5772 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5773 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5774 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5775 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5776 file_name_acquire, output_file_names, add_const_value_attribute,
5777 premark_used_types_helper, file_table_eq, file_table_hash,
5778 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5779 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5780 -Wcast-qual warnings.
5781 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5782 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5783 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5784 gen_reg_rtx, start_sequence, init_emit): Likewise.
5785 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5786 * except.c (init_eh_for_function, gen_eh_region,
5787 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5788 arh_to_landing_pad, arh_to_label, add_action_record,
5789 add_call_site, switch_to_exception_section): Likewise.
5790 * expmed.c (synth_mult): Likewise.
5791 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5792 store_expr): Likewise.
5793 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5795 * function.c (assign_stack_temp_for_type,
5796 allocate_struct_function, match_asm_constraints_1): Likewise.
5797 * gcov-io.c (gcov_allocate): Likewise.
5798 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5799 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5800 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5801 record_one_set, insert_expr_in_table, insert_set_in_table,
5802 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5803 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5804 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5805 -Wcast-qual warnings.
5807 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5809 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5810 -Wcast-qual warnings.
5811 * gcc.c (process_command): Likewise.
5812 * genattrtab.c (oballoc): Use XOBNEW.
5813 (oballocvec): Define.
5814 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5815 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5816 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5817 -Wc++-compat and/or -Wcast-qual warnings.
5818 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5819 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5820 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5821 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5822 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5823 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5824 add_excls, process_presence_absence_names,
5825 process_presence_absence_patterns, add_presence_absence,
5826 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5827 get_free_state, add_arc, get_free_automata_list_el,
5828 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5829 transform_3, cache_presence, create_ainsns, create_automata,
5830 create_state_ainsn_table, dfa_insn_code_enlarge,
5831 output_trans_func, output_min_issue_delay_func,
5832 output_dead_lock_func, output_reset_func,
5833 output_get_cpu_unit_code_func, output_dfa_start_func,
5834 expand_automata): Likewise.
5835 * genextract.c (gen_insn): Likewise.
5836 * gengtype-lex.l: Likewise.
5837 * gengtype.c (read_input_list, adjust_field_type,
5838 process_gc_options): Likewise.
5839 * genoutput.c (note_constraint): Likewise.
5840 * genpreds.c (mangle, add_constraint): Likewise.
5841 * genrecog.c (process_define_predicate, new_decision,
5842 add_to_sequence): Likewise.
5843 * gensupport.c (record_insn_name): Likewise.
5845 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5847 * config/i386/driver-i386.c (detect_caches_amd,
5848 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5849 and/or -Wcast-qual warnings.
5850 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5851 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5852 gt_pch_save): Likewise.
5853 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5854 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5855 * global.c (compute_regsets): Likewise.
5856 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5857 finish_graph_dump_file): Likewise.
5858 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5859 unlink_bb_notes): Likewise.
5860 * integrate.c (get_hard_reg_initial_val): Likewise.
5861 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5862 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5863 * local-alloc.c (update_equiv_regs): Likewise.
5864 * loop-invariant.c (check_invariant_table_size,
5865 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5867 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5868 altered_reg_used, mark_altered): Likewise.
5869 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5870 insert_var_expansion_initialization,
5871 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5872 release_var_copies): Likewise.
5873 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5874 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5875 analyze_accesses_for_phi_node, check_var_notmodified_p,
5876 check_allocation_function, find_sites_in_func,
5877 record_all_accesses_in_func, transform_access_sites,
5878 transform_allocation_sites): Likewise.
5879 * omp-low.c (new_omp_region, create_omp_child_function_name,
5880 check_omp_nesting_restrictions, check_combined_parallel,
5881 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5882 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5883 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5884 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5886 * opts-common.c (prune_options): Likewise.
5887 * opts.c (add_input_filename, print_filtered_help,
5888 get_option_state): Likewise.
5889 * params.c (add_params): Likewise.
5890 * passes.c (set_pass_for_id, next_pass_1,
5891 do_per_function_toporder, pass_fini_dump_file): Likewise.
5892 * postreload.c (reload_cse_simplify_operands): Likewise.
5893 * predict.c (tree_predicted_by_p, tree_predict_edge,
5894 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5896 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5898 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5900 * recog.c (check_asm_operands, validate_change_1): Likewise.
5901 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5902 subst_asm_stack_regs): Likewise.
5903 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5904 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5905 * regmove.c (reg_is_remote_constant_p): Likewise.
5906 * regrename.c (regrename_optimize, scan_rtx_reg,
5907 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5909 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5910 regstat_compute_calls_crossed): Likewise.
5911 * reload1.c (init_reload, new_insn_chain,
5912 has_nonexceptional_receiver, reload, copy_reloads,
5913 calculate_needs_all_insns, init_elim_table): Likewise.
5914 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5915 * rtl.c (shallow_copy_rtx_stat): Likewise.
5916 * rtlanal.c (parms_set): Likewise.
5917 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5918 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5919 * sched-ebb.c (earliest_block_with_similiar_load,
5920 add_deps_for_risky_insns): Likewise.
5921 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5922 schedule_region): Likewise.
5923 * see.c (eq_descriptor_pre_extension,
5924 hash_descriptor_pre_extension, hash_del_pre_extension,
5925 eq_descriptor_properties, hash_descriptor_properties,
5926 hash_del_properties, see_seek_pre_extension_expr,
5927 see_initialize_data_structures, see_print_register_properties,
5928 see_print_pre_extension_expr, see_delete_merged_def_extension,
5929 see_delete_unmerged_def_extension, see_emit_use_extension,
5930 see_pre_delete_extension, see_map_extension, see_commit_changes,
5931 see_analyze_merged_def_local_prop,
5932 see_analyze_merged_def_local_prop,
5933 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5934 see_set_prop_merged_def, see_set_prop_unmerged_def,
5935 see_set_prop_unmerged_use, see_print_one_extension,
5936 see_merge_one_use_extension, see_merge_one_def_extension,
5937 see_store_reference_and_extension, see_update_uses_relevancy,
5938 see_update_defs_relevancy): Likewise.
5939 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5940 hash_statistics_free, curr_statistics_hash): Likewise.
5941 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5942 expand_asm_operands, expand_return, case_bit_test_cmp,
5943 expand_case): Likewise.
5944 * stor-layout.c (start_record_layout): Likewise.
5945 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5946 gt_pch_save_stringpool): Likewise.
5947 * tree-data-ref.c (hash_stmt_vertex_info,
5948 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5949 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5951 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5954 * config/i386/i386.md : Change constraints of HImode and QImode
5955 immediate operands from "i" to "n". Change SImode "ni" constraint to
5956 "i" and SImode "rmi" constraint to "g". Remove all constraints
5957 from const0_operand and const1_operand predicated operands.
5958 (i): Change QImode and HImode attribute from "i" to "n".
5959 (*subqi_2): Change HImode operands to QImode.
5962 2008-06-25 Olivier Hainque <hainque@adacore.com>
5964 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5967 2008-06-25 Richard Guenther <rguenther@suse.de>
5969 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5970 not overflow the result type.
5972 2008-06-25 Richard Guenther <rguenther@suse.de>
5974 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5975 (vn_lookup): Likewise.
5977 2008-06-25 Richard Guenther <rguenther@suse.de>
5979 PR tree-optimization/35518
5980 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5981 * tree-sra.c (instantiate_element): Use fold_build3 to build
5983 (try_instantiate_multiple_fields): Likewise.
5985 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5987 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5990 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5992 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5993 use_backchain_to_restore_sp to true
5994 if the offset of the link register save area would go over the 32k - 1
5995 offset limit of the load
5998 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
6000 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
6001 anchor for the type-punning blurb. Cross-reference "Structures
6002 unions enumerations and bit-fields implementation". Provide a
6003 cast-through-pointer example. Make final sentence self-contained.
6004 * doc/implement-c.texi (Structures unions enumerations and
6005 bit-fields implementation): Cross-reference the type-punning blurb
6006 in the -fstrict-aliasing documentation.
6008 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6011 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
6012 the memory instead of the memory itself for the save area.
6014 2008-06-24 Olivier Hainque <hainque@adacore.com>
6015 Nicolas Roche <roche@adacore.com>
6017 * gengtype.c (srcdir_len): size_t instead of int.
6018 (get_file_realbasename): New function. For F a filename, the real
6019 basename of F, with all the path components stripped.
6020 (get_file_srcdir_relative_path): New function. For F a filename, the
6021 relative path to F from $(srcdir).
6022 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
6023 get_file_realbasename. Adjust the head comment.
6024 (get_prefix_langdir_index): New function. For F a filename, return the
6025 lang_dir_names[] relative index of the language directory that is
6027 (get_file_langdir): For F a filename, return the name of the language
6028 directory where F is located.
6029 (get_file_gtfilename): New function. The gt- output file name for an
6031 (get_output_file_with_visibility): Replace in-line computations with
6032 uses of get_file_gtfilename and get_prefix_langdir_index.
6033 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
6035 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6037 PR tree-optimization/36504
6038 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6039 references without base address.
6041 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6044 * calls.c (expand_call): Increase alignment for recursive functions.
6046 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6048 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6049 (TARGET_FUNCTION_VALUE): New define.
6050 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6051 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6053 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6055 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6056 (fmod<mode>3): Ditto.
6057 (remainderxf3): Ditto.
6058 (remainder<mode>3): Ditto.
6060 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6063 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6064 REG is a hard register.
6066 PR tree-optimization/36508
6067 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6068 499, don't check it at all in release compilers.
6070 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6072 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6073 together with SSE_TARGET_MATH to disable insn pattern.
6074 (*fop_<MODEF:mode>_2_i387): Ditto.
6075 (*fop_<MODEF:mode>_3_i387): Ditto.
6077 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6079 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6081 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6084 * gimplify.c (gimplify_asm_expr): Check the return code of
6085 parse_output_constraint call, set function return and is_inout
6088 2008-06-22 Ian Lance Taylor <iant@google.com>
6090 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6091 (narrowest_signed_type): Likewise.
6092 * c-typeck.c (c_common_type): Change local variable mclass to enum
6094 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6095 tcc_comparison, not the tree code itself.
6096 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6097 (c_expand_expr): Cast modifier to enum expand_modifier.
6098 * c-common.h (C_RID_CODE): Add casts.
6099 (C_SET_RID_CODE): Define.
6100 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6101 (c_lex_one_token): Add cast to avoid warning.
6102 (c_parser_objc_type_name): Rename local typename to type_name.
6103 (check_no_duplicate_clause): Change code parameter to enum
6105 (c_parser_omp_var_list_parens): Change kind parameter to enum
6107 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6108 c_parser_omp_list_var_parens.
6109 (c_parser_omp_threadprivate): Likewise.
6110 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6111 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6112 * c-format.c (NO_FMT): Define.
6113 (printf_length_specs): Use NO_FMT.
6114 (asm_fprintf_length_specs): Likewise.
6115 (gcc_diag_length_specs): Likewise.
6116 (scanf_length_specs): Likewise.
6117 (strfmon_length_specs): Likewise.
6118 (gcc_gfc_length_specs): Likewise.
6119 (printf_flag_specs): Change 0 to STD_C89.
6120 (asm_fprintf_flag_specs): Likewise.
6121 (gcc_diag_flag_specs): Likewise.
6122 (gcc_cxxdiag_flag_specs): Likewise.
6123 (scanf_flag_specs): Likewise.
6124 (strftime_flag_specs): Likewise.
6125 (strfmon_flag_specs): Likewise.
6126 (print_char_table): Likewise.
6127 (asm_fprintf_char_table): Likewise.
6128 (gcc_diag_char_table): Likewise.
6129 (gcc_tdiag_char_table): Likewise.
6130 (gcc_cdiag_char_table): Likewise.
6131 (gcc_cxxdiag_char_table): Likewise.
6132 (gcc_gfc_char_table): Likewise.
6133 (scan_char_table): Likewise.
6134 (time_char_table): Likewis.
6135 (monetary_char_table): Likewise.
6136 * c-format.h (BADLEN): Likewise.
6138 2008-06-21 Ian Lance Taylor <iant@google.com>
6140 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6141 Define END_OF_BASE_TREE_CODES around inclusion.
6142 * tree.c (tree_code_type): New global array.
6143 (tree_code_length, tree_code_name): Likewise.
6144 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6146 (all-tree.def, s-alltree): New targets.
6147 (gencheck.h, s-gencheck): Remove.
6148 (tree.o): Depend upon all-tree.def.
6149 (build/gencheck.o): Remove gencheck.h dependency.
6150 (mostlyclean): Don't remove gencheck.h.
6151 * c-common.h (enum c_tree_code): Remove.
6152 * c-lang.c (tree_code_type): Remove.
6153 (tree_code_length, tree_code_name): Remove.
6154 * gencheck.c (tree_codes): Include all-tree.def, rather than
6155 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6157 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6159 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6160 (operator_name_info): Size to MAX_TREE_CODES.
6161 (assignment_operator_name_info): Likewise.
6162 * cp/cp-lang.c (tree_code_type): Remove.
6163 (tree_code_length, tree_code_name): Remove.
6164 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6165 (assignment_operator_name_info): Likewise.
6166 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6168 * cp/mangle.c (write_expression): Likewise.
6169 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6170 * fortran/f95-lang.c (tree_code_type): Remove.
6171 (tree_code_length, tree_code_name): Remove.
6172 * java/java-tree.h (enum java_tree_code): Remove.
6173 * java/lang.c (tree_code_type): Remove.
6174 (tree_code_length, tree_code_name): Remove.
6175 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6176 * objc/objc-act.h (enum objc_tree_code): Remove.
6177 * objc/objc-lang.c (tree_code_type): Remove.
6178 (tree_code_length, tree_code_name): Remove.
6179 * objcp/objcp-lang.c (tree_code_type): Remove.
6180 (tree_code_length, tree_code_name): Remove.
6181 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6182 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6183 * ada/misc.c (tree_code_type): Remove.
6184 (tree_code_length, tree_code_name): Remove.
6186 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6188 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6189 the grand_bitmap_obstack.
6191 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6193 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6194 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6195 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6196 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6197 move_stmt_r, new_label_mapper): Likewise.
6198 * tree-complex.c (cvc_lookup): Likewise.
6199 * tree-dfa.c (create_function_ann): Likewise.
6200 * tree-dump.c (dump_register): Likewise.
6201 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6202 find_phi_replacement_condition): Likewise.
6203 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6204 tree_function_versioning): Likewise.
6205 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6206 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6207 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6208 get_nonlocal_debug_decl, convert_nonlocal_reference,
6209 convert_nonlocal_omp_clauses, get_local_debug_decl,
6210 convert_local_reference, convert_local_omp_clauses,
6211 convert_nl_goto_reference, convert_nl_goto_receiver,
6212 convert_tramp_reference, convert_call_expr): Likewise.
6213 * tree-outof-ssa.c (contains_tree_r): Likewise.
6214 * tree-parloops.c (reduction_phi, initialize_reductions,
6215 eliminate_local_variables_1, add_field_for_reduction,
6216 add_field_for_name, create_phi_for_local_result,
6217 create_call_for_reduction_1, create_loads_for_reductions,
6218 create_stores_for_reduction, create_loads_and_stores_for_name):
6220 * tree-phinodes.c (allocate_phi_node): Likewise.
6221 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6222 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6223 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6224 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6225 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6226 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6227 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6228 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6229 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6230 vn_nary_op_insert): Likewise.
6231 * tree-ssa.c (redirect_edge_var_map_add,
6232 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6233 * tree-vectorizer.c (vectorize_loops): Likewise.
6234 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6235 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6236 tree_cons_stat, build1_stat, build_variant_type_copy,
6237 decl_init_priority_lookup, decl_fini_priority_lookup,
6238 decl_priority_info, decl_restrict_base_lookup,
6239 decl_restrict_base_insert, decl_debug_expr_lookup,
6240 decl_debug_expr_insert, decl_value_expr_lookup,
6241 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6242 type_hash_add, get_file_function_name, tree_check_failed,
6243 tree_not_check_failed, tree_range_check_failed,
6244 omp_clause_range_check_failed, build_omp_clause,
6245 build_vl_exp_stat): Likewise.
6246 * value-prof.c (gimple_histogram_value,
6247 gimple_duplicate_stmt_histograms): Likewise.
6248 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6249 unshare_variable, variable_union_info_cmp_pos, variable_union,
6250 dataflow_set_different_1, dataflow_set_different_2,
6251 vt_find_locations, variable_was_changed, set_variable_part,
6252 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6253 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6254 section_entry_hash, object_block_entry_eq,
6255 object_block_entry_hash, create_block_symbol,
6256 initialize_cold_section_name, default_function_rodata_section,
6257 strip_reg_name, set_user_assembler_name, const_desc_eq,
6258 build_constant_desc, output_constant_def, lookup_constant_def,
6259 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6260 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6261 default_internal_label): Likewise.
6262 * varray.c (varray_init, varray_grow): Likewise.
6263 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6265 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6267 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6268 operators for "test" insn. Macroize insn using SWI mode macro.
6269 (*jcc_fused_2): Ditto.
6270 (*jcc_fused_3): Macroize insn using SWI mode macro.
6271 (*jcc_fused_4): Ditto.
6273 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6275 * tree-ssa-pre.c: Fix typo in comment.
6276 (init_antic, fini_antic): Add explicit funtions for
6277 initializing and deinitializing ANTIC and AVAIL sets.
6278 (create_expression_by_pieces): Fix typo in comment.
6279 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6280 (execute_pre): Eventually dump details about ANTIC_IN.
6282 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6284 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6285 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6286 add_to_obstack, file_at_path, find_a_file, execute,
6287 add_preprocessor_option, add_assembler_option, add_linker_option,
6288 process_command, insert_wrapper, do_option_spec, do_self_spec,
6289 spec_path, do_spec_1, is_directory, main, used_arg,
6290 getenv_spec_function): Likewise.
6291 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6292 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6295 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6297 * doc/rtl.texi: Updated subreg section.
6299 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6302 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6303 node->needed and node->reachable.
6304 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6305 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6306 (expand_task_call): Don't call expand_task_copyfn.
6307 (expand_task_copyfn): Renamed to...
6308 (finalize_task_copyfn): ... this.
6310 2008-06-19 Jan Hubicka <jh@suse.cz>
6312 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6313 clobbering framepointer.
6315 2008-06-19 Jan Hubicka <jh@suse.cz>
6317 * tree-optimize.c (execute_early_local_optimizations): Set
6318 cgraph_state only at first invocation.
6320 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6322 * system.h (-Wc++-compat): Activate as a warning, no an error.
6324 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6326 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6327 instead of "#" in insn asm template.
6328 (*jcc_fused_2): Ditto.
6330 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6332 * config/i386/i386.h (ix86_tune_indices)
6333 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6334 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6335 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6336 (*jcc_fused_2): Ditto.
6337 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6338 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6339 (print operand): Handle 'E' and 'e' code.
6341 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6343 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6344 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6345 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6347 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6349 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6351 (cgraph_expand_function): Use local copy of decl.
6352 (cgraph_expand_all_functions): Remove redundant initialization of
6354 (cgraph_optimize): Reword internal_error message.
6356 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6358 * arm-protos.h (arm_return_in_memory): Remove public
6359 arm_return_in_memory() prototype.
6360 * arm.c (arm_return_in_memory): Add static prototype, add target
6361 hook macro, change definition and comments.
6362 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6364 2008-06-19 Ben Elliston <bje@au.ibm.com>
6366 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6367 real.c: Remove references to IEEE 754R.
6368 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6369 * doc/libgcc.texi (Decimal float library routines): Likewise.
6371 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6373 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6374 (default_unwind_word_mode): Add prototype.
6375 * targhooks.c (default_unwind_word_mode): New function.
6376 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6377 instead of word_mode.
6378 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6379 (TARGET_INITIALIZER): Use it.
6381 * c-common.c (handle_mode_attribute): Support "unwind_word"
6383 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6385 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6386 word_mode to access SjLj_Function_Context member "data".
6387 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6388 conversion from targetm.eh_return_filter_mode () to
6389 targetm.unwind_word_mode () if they differ.
6391 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6392 (BT_FN_UNWINDWORD_PTR): New function type.
6393 (BT_FN_WORD_PTR): Remove.
6394 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6395 * except.c (expand_builtin_extend_pointer): Convert pointer to
6396 targetm.unwind_word_mode () instead of word_mode.
6398 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6399 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6400 (spu_unwind_word_mode): New function.
6401 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6402 (TARGET_UNWIND_WORD_MODE): Define.
6403 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6405 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6407 * config/spu/spu.c (reg_align): Remove.
6408 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6409 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6410 (spu_split_store): Likewise.
6412 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6414 * gcc/tree-vn.c: Fix typo in comment.
6416 2008-06-18 Jan Hubicka <jh@suse.cz>
6418 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6419 toplevel reorder too.
6421 2008-06-18 Jan Hubicka <jh@suse.cz>
6423 * c-opts.c (c_common_post_options): PCH is not compatible with
6425 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6426 -fno-toplevel-reorder by default now.
6428 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6430 PR documentation/30739
6431 * doc/install.texi (Prerequisites): Document dependency on awk.
6433 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6434 Ian Lance Taylor <iant@google.com>
6436 PR rtl-optimization/35604
6437 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6438 only want to change jump destinations, not eventual label comparisons.
6440 2008-06-16 Jan Hubicka <jh@suse.cz>
6442 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6444 (cgraph_analyze_function): Likewise.
6446 2008-06-16 Jan Hubicka <jh@suse.cz>
6448 * cgraph.h (cgraph_mark_if_needed): New function.
6449 * cgraphunit.c (cgraph_mark_if_needed): New function.
6450 * c-decl.c (duplicate_decl): Use it.
6452 2008-06-16 Jan Hubicka <jh@suse.cz>
6454 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6457 2008-06-16 Jan Hubicka <jh@suse.cz>
6459 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6461 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6462 Kazu Hirata <kazu@codesourcery.com>
6463 Maxim Kuvyrkov <maxim@codesourcery.com
6465 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6466 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6467 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6468 EXTRA_SPEC_FUNCTIONS.
6469 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6470 (DRIVER_SELF_SPECS): Adjust.
6471 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6472 * config/mips/st.h, config/mips/t-st: New.
6473 * config/mips/driver-native.c, config/mips/x-native: New.
6474 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6477 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6479 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6481 (ISA_HAS_FP_CONDMOVE): New macro.
6482 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6483 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6484 (ISA_HAS_NMADD3_NMSUB3): New macro.
6485 * config/mips/mips.c (mips_rtx_costs): Update.
6486 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6487 compiling for ST Loongson 2E/2F.
6488 (madd<mode>): Rename to madd4<mode>. Update.
6489 (madd3<mode>): New pattern.
6490 (msub<mode>): Rename to msub4<mode>. Update.
6491 (msub3<mode>): New pattern.
6492 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6493 (nmadd3<mode>): New pattern.
6494 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6495 (nmadd3<mode>_fastmath): New pattern.
6496 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6497 (nmsub3<mode>): New pattern.
6498 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6499 (nmsub3<mode>_fastmath): New pattern.
6500 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6502 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6504 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6505 (DF_REF_INSN_INFO): New.
6506 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6507 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6508 with a NULL DF_REF_INSN_INFO.
6509 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6511 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6512 DF_INSN_INFO_EQ_USES): New.
6513 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6514 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6515 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6516 * df-core.c: Update comment for above changes.
6517 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6518 DF_INSN_UID_* macros.
6519 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6520 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6521 insn rtx. Update all callers.
6522 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6523 df_ref_create_structure, df_insn_refs_collect): Likewise.
6524 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6525 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6526 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6527 macros to access the insn refs.
6528 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6529 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6530 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6531 for accessing the refs.
6532 (try_fwprop_subst): Likewise.
6533 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6534 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6535 for accessing the refs.
6536 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6537 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6538 to look at the insn refs.
6539 (record_uses): Likewise.
6540 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6542 (mark_artificial_uses): Don't mark_insn for artificial refs.
6543 (mark_reg_rependencies): Likewise.
6545 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6547 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6549 * configure: Regenerate.
6551 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6553 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6554 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6555 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6557 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6559 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6560 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6561 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6563 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6565 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6566 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6567 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6569 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6571 * tree-ssa-sccvn.c: Fix format of comments.
6573 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6575 * cgraph.c: Remove unneeded forward declarations of eq_node()
6578 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6580 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6582 (see_update_relevancy): Likewise.
6583 * fwprop.c (try_fwprop_subst): Likewise.
6584 * rtlanal.c (noop_move_p): Likewise.
6585 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6586 notes to non-existing libcall blocks.
6587 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6589 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6590 (dead_libcall_p): Remove.
6591 (delete_trivially_dead_insns): Don't use it.
6592 * web.c (union_defs): Remove comment about keeping nops.
6593 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6594 (compute_hash_table_work): Don't track libcall notes.
6595 (do_local_cprop): Don't take libcall pointers. Don't update
6597 (adjust_libcall_notes): Deleted.
6598 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6599 ever have existed in the first place).
6600 (replace_store_insn): Don't try to remove libcall notes.
6601 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6602 (resolve_reg_notes): Don't call them.
6603 (resolve_simple_move): Likewise.
6604 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6605 Don't remove REG_RETVAL notes.
6606 * emit-rtl.c (try_split): Don't update libcall notes.
6607 (emit_copy_of_insn_after): Dito.
6608 * cselib.c (cselib_current_insn_in_libcall): Remove.
6609 (cselib_process_insn): Don't set/clear it.
6610 (new_elt_loc_list): Don't record it.
6611 (cselib_init): Don't initialize it.
6612 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6613 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6615 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6616 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6617 (init_deps): Don't initialize it.
6618 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6619 * combine.c (delete_noop_moves): Don't update libcall notes.
6620 (can_combine_p): Remove now pointless #if 0 block.
6621 (try_combine): Remove another obsolete #if 0 block.
6622 (distribute_notes): Don't distribute libcall notes.
6623 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6624 * dce.c (libcall_dead_p): Remove.
6625 (delete_unmarked_insns): Don't handle libcall blocks.
6626 (preserve_libcall_for_dce): Remove.
6627 (prescan_insns_for_dce): Don't special-case libcall block insns.
6628 * reload1 (reload): Don't handle libcall notes.
6629 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6632 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6634 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6635 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6636 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6638 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6640 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6641 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6642 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6644 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6646 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6648 2008-06-16 Ira Rosen <irar@il.ibm.com>
6650 PR tree-optimization/36493
6651 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6652 the arguments list. Use VECTYPE to create vector pointer.
6653 (vectorizable_store): Fail if accesses through a pointer to vectype
6654 do not alias the original memory reference operands.
6655 Call vect_create_data_ref_ptr without the removed argument.
6656 (vectorizable_load): Likewise.
6657 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6660 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6663 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6666 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6668 * config/mips/loongson2ef.md: New file.
6669 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6670 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6671 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6672 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6673 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6675 (loongson2ef.md): New include.
6676 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6677 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6678 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6679 (loongson_gt_<mode>, loongson_extract_halfword)
6680 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6681 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6682 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6683 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6684 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6685 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6686 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6687 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6688 (vec_interleave_low<mode>): Define type attribute.
6689 * config/mips/mips.c (mips_ls2): New static variable.
6690 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6691 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6692 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6693 Implement target scheduling hooks.
6694 (mips_multipass_dfa_lookahead): Update to handle tuning for
6696 (mips_sched_init): Initialize data for Loongson scheduling.
6697 (mips_ls2_variable_issue): New static function.
6698 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6700 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6701 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6702 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6703 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6704 Handle ST Loongson 2E/2F cores.
6705 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6707 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6709 * omp-low.c (extract_omp_for_data): Fix comment typo.
6712 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6714 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6715 FIXME note about gcc/config.guess.
6716 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6717 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6718 * doc/cppopts.texi: Likewise.
6719 * doc/extend.texi: Likewise.
6720 * doc/gcc.texi: Likewise.
6721 * doc/gccint.texi: Likewise.
6722 * doc/gcov.texi: Likewise.
6723 * doc/gty.texi: Likewise.
6724 * doc/hostconfig.texi: Likewise.
6725 * doc/install.texi: Likewise.
6726 * doc/invoke.texi: Likewise.
6727 * doc/loop.texi: Likewise.
6728 * doc/makefile.texi: Likewise.
6729 * doc/md.texi: Likewise.
6730 * doc/passes.texi: Likewise.
6731 * doc/tm.texi: Likewise.
6732 * doc/tree-ssa.texi: Likewise.
6733 * doc/trouble.texi: Likewise.
6735 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6736 Nathan Sidwell <nathan@codesourcery.com>
6737 Maxim Kuvyrkov <maxim@codesourcery.com>
6738 Richard Sandiford <rdsandiford@googlemail.com>
6740 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6741 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6742 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6744 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6745 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6746 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6748 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6749 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6750 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6751 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6752 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6753 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6754 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6755 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6756 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6757 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6758 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6759 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6760 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6761 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6762 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6763 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6764 (mips_builtins): Add Loongson builtins.
6765 (mips_loongson_2ef_bdesc): New.
6766 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6767 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6768 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6769 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6771 (mips_expand_vector_init): New.
6772 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6773 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6775 * config/mips/mips.md: Add unspec numbers for Loongson
6776 builtins. Include loongson.md.
6777 (MOVE64): Include Loongson vector modes.
6778 (SPLITF): Include Loongson vector modes.
6779 (HALFMODE): Handle Loongson vector modes.
6780 * config/mips/loongson.md: New.
6781 * config/mips/loongson.h: New.
6782 * config.gcc: Add loongson.h header for mips*-*-* targets.
6783 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6785 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6787 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6788 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6789 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6790 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6791 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6792 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6793 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6794 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6795 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6796 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6797 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6798 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6799 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6800 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6801 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6802 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6803 Remove use_fixproto=yes.
6804 (ia64*-*-hpux*): Remove comment about using fixproto.
6805 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6807 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6809 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6811 * configure: Regenerate.
6813 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6816 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6817 before evaluating it.
6819 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6822 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6823 nested inline functions.
6824 (start_decl, start_function): Don't invert DECL_EXTERNAL
6825 for nested inline functions.
6827 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6829 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6830 splits that must be made for correctness.
6832 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6834 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6835 (AVAIL_NON_MIPS16): Likewise.
6836 (mips_builtin_description): Replace target_flags with a predicate.
6837 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6838 (dspr2_32): New availability predicates.
6839 (MIPS_BUILTIN): New macro.
6840 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6841 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6842 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6843 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6844 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6845 (mips_dsp_32only_bdesc): Merge into...
6846 (mips_builtins): ...this new array.
6847 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6848 (mips_init_builtins): Update after above changes.
6849 (mips_expand_builtin_1): Merge into...
6850 (mips_expand_builtin): ...here and update after above changes.
6852 2008-06-12 Paul Brook <paul@codesourcery.com>
6854 * longlong.h (__arm__): Define count_leading_zeros.
6855 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6856 (clzsi2, clzdi2): New functions.
6857 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6858 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6859 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6860 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6861 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6862 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6863 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6864 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6865 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6866 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6868 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6870 * config/m68k/m68k.c (m68k_tune_flags): New.
6871 (override_options): Compute m68k_tune_flags.
6872 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6873 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6875 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6878 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6880 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6882 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6883 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6885 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6887 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6888 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6890 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6893 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6896 2008-06-12 Richard Guenther <rguenther@suse.de>
6898 PR tree-optimization/36345
6899 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6900 add memory_tag_needed flag.
6901 (may_alias_p): Declare.
6902 * tree-ssa-alias.c (may_alias_p): Export.
6903 (set_initial_properties): Use memory_tag_needed flag.
6904 (update_reference_counts): Likewise.
6905 (reset_alias_info): Reset memory_tag_needed flag.
6906 (create_name_tags): Check memory_tag_needed flag.
6907 (dump_points_to_info_for): Dump it.
6908 * tree-ssa-structalias.c (struct variable_info): Remove
6909 directly_dereferenced flag.
6910 (new_var_info): Do not initialize it.
6911 (process_constraint_1): Do not set it.
6912 (update_alias_info): Set is_dereferenced flag.
6913 (set_uids_in_ptset): Use may_alias_p.
6914 (set_used_smts): Check memory_tag_needed flag.
6915 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6916 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6917 memory_tag_needed flag.
6918 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6921 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6923 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6924 red zone for w64 abi.
6925 (ix86_expand_prologue): Likewise.
6926 (ix86_force_to_memory): Likewise.
6927 (ix86_free_from_memory): Likewise.
6929 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6932 * config/rs6000/rs6000.c (rs6000_override_options): Set
6933 rs6000_isel conditionally to the absence of comand line override.
6934 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6935 Remove duplicate rs6000_isel setting.
6936 * config/rs6000/eabispe.h: Ditto.
6938 2008-06-11 Richard Guenther <rguenther@suse.de>
6940 * alias.c (get_alias_set): Use the element alias-set for arrays.
6941 (record_component_aliases): For arrays and vectors do nothing.
6942 * c-common.c (strict_aliasing_warning): Handle the cases
6943 of alias set zero explicitly.
6944 * Makefile.in (dfp.o-warn): Add -Wno-error.
6946 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6948 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6950 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6951 tune_32 tune_64 to supported_defaults. Allow values not
6952 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6953 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6954 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6955 with_cpu_64 to generic for 64-bit-supporting configurations, not
6956 with_cpu. Remove FIXMEs.
6957 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6958 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6959 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6960 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6961 arch_32 and arch_64.
6963 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6964 Olivier Hainque <hainque@adacore.com>
6966 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6967 Use DECL_SIZE_UNIT to retrieve the size of the field.
6969 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6971 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6972 with function calls after declarations. Lay out
6973 neon_float_type_node before further use.
6975 2008-06-11 Richard Guenther <rguenther@suse.de>
6977 * tree-flow.h (may_point_to_global_var): Declare.
6978 * tree-ssa-alias.c (may_point_to_global_var): New function.
6979 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6981 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6983 * configure.ac: Teach that fido supports .debug_line.
6984 * configure: Regenerate.
6986 2008-06-10 Tom Tromey <tromey@redhat.com>
6988 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6991 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6993 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6994 (encode_decimal64, decode_decimal64, encode_decimal128,
6995 decode_decimal128): Reverse order of 32-bit parts of value if host
6996 and target endianness differ.
6998 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
7000 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
7001 Avoid division by 0.
7002 (tree_mod_pow2_value_transform): Likewise.
7003 (tree_ic_transform): Likewise.
7004 (tree_stringops_transform): Likewise.
7005 (tree_mod_subtract_transform): Likewise.
7006 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
7007 (copy_edges_for_bb): Likewise.
7008 (initialize_cfun): Likewise.
7010 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7012 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
7013 nonmemory_operand. Add "N" operand constraint.
7015 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7016 (*jcc_btsi_mask): Ditto.
7017 (*jcc_btsi_mask_1): Ditto.
7019 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7021 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
7022 TYPE_CANONICAL for copied element type.
7024 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7027 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
7028 Add m_CORE2 and m_GENERIC.
7029 * config/i386/predicates.md (bt_comparison_operator): New predicate.
7030 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
7032 (*jcc_btdi_rex64): New instruction and split pattern.
7034 (*jcc_btsi_1): Ditto.
7035 (*btsq): Fix Intel asm dialect operand order.
7039 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7042 * simplify-rtx.c (simplify_subreg): Add check for shift count
7045 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7047 * doc/md.texi: Synchronize with later constraints.md change.
7048 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7049 with a C implementation.
7050 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7052 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7053 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7054 when moving to and from MD_REGNUM.
7055 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7056 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7057 Handle byte and halfword moves.
7058 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7060 * config/mips/constraints.md (h): Turn into NO_REGS.
7061 (l, x): Update documentation.
7062 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7063 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7064 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7065 (HILO): New mode iterator.
7067 (any_div): New code iterator.
7068 (u): Extend code attribute to div and udiv.
7069 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7070 d_operand in the splitters. Remove redundant CONST_INT checks.
7071 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7072 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7073 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7074 accordingly, using normal moves instead of unspecs to move LO into
7075 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7076 (<u>mulsidi3): Handle expansion in C code.
7077 (<u>mulsidi3_32bit_internal): Rename to...
7078 (<u>mulsidi3_32bit): ...this.
7079 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7080 (*<u>mulsidi3_64bit): Rename to...
7081 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7082 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7083 to set LO and HI to the multiplication result. Use a normal move
7084 for MFLO and an unspec for MFHI.
7085 (*<u>mulsidi3_64bit_parts): Replace with...
7086 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7087 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7088 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7089 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7090 instead of HI. Split the instruction into a separate multiplication
7091 and MFHI if !TARGET_FIX_R4000.
7092 (<su>muldi3_highpart): Likewise.
7093 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7094 and the "=h" clobber.
7095 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7096 (<u>mulditi3): New expander.
7097 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7098 (madsi): Remove "=h" clobber.
7099 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7100 Force the modulus result to be a GPR and split the instruction into
7101 a division followed by an MFHI after reload.
7102 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7103 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7104 the MIPS16 HIGH define_split.
7105 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7106 of acc<->gpr moves to "multi".
7107 (*movdi_64bit): Replace the single "x" alternative with
7108 alternatives for moving into and out of "a".
7109 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7110 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7111 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7112 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7113 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7114 (movti): New expander.
7115 (*movti, *movti_mips16): New insns.
7116 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7117 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7118 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7119 * config/mips/predicates.md (fpr_operand): Delete.
7120 (d_operand): New predicate.
7122 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7124 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7125 failure on some Bourne shells.
7126 (x86_64-*-*): Ditto.
7128 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7130 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7132 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7134 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7135 (sparc-sun-solaris2*): Likewise.
7137 2008-06-09 Arnaud Charlet <charlet@adacore.com
7139 * doc/install.texi: Update requirements to build the Ada compiler.
7141 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7143 * df-scan.c (struct df_scan_problem_data): Remove the
7144 mw_link_pool alloc pool.
7145 (df_scan_free_internal): Don't free it.
7146 (df_scan_alloc): Don't allocate it.
7147 * df.h (struct df_link): Update comment.
7149 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7151 * except.h: Correct checks for when SJLJ exceptions must be used.
7153 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7155 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7158 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7160 PR tree-optimization/36218
7161 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7162 configure for the build system.
7163 (BUILD_LDFLAGS): Define.
7164 * configure: Regenerate.
7165 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7167 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7170 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7171 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7172 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7174 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7176 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7178 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7180 * config.gcc (Obsolete configurations): Remove list of
7182 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7183 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7184 targets matched by those patterns.
7185 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7186 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7187 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7188 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7189 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7190 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7191 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7192 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7193 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7194 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7195 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7196 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7197 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7198 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7199 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7200 Make code for Solaris 7 and greater unconditional for Solaris.
7201 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7202 Remove --with-* handling.
7203 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7204 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7205 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7206 LINK_OS_WINDISS_SPEC): Remove.
7207 * config/rs6000/sysv4.opt (mwindiss): Remove.
7208 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7209 * configure: Regenerate.
7210 * doc/cpp.texi: Don't mention BeOS.
7211 * doc/extend.texi (interrupt): Don't mention MS1.
7212 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7213 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7214 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7215 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7216 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7218 * doc/invoke.texi (MT Options): Remove.
7219 (-mwindiss): Remove.
7220 (CRIS Options): Remove cris-axis-aout references.
7221 (HPPA Options): Don't mention hppa1.1-*-pro.
7222 * doc/md.texi: (MorphoTech family): Remove.
7223 * libgcc2.c: Don't handle UWIN.
7224 * config/alpha/t-unicosmk: Remove.
7225 * config/alpha/unicosmk.h: Remove.
7226 * config/arm/kaos-arm.h: Remove.
7227 * config/arm/kaos-strongarm.h: Remove.
7228 * config/arm/strongarm-coff.h: Remove.
7229 * config/arm/strongarm-elf.h: Remove.
7230 * config/arm/strongarm-pe.h: Remove.
7231 * config/arm/t-strongarm-pe: Remove.
7232 * config/arm/t-xscale-coff: Remove.
7233 * config/arm/t-xscale-elf: Remove.
7234 * config/arm/xscale-coff.h: Remove.
7235 * config/arm/xscale-elf.h: Remove.
7236 * config/chorus.h: Remove.
7237 * config/cris/aout.h: Remove.
7238 * config/cris/aout.opt: Remove.
7239 * config/cris/t-aout: Remove.
7240 * config/i386/beos-elf.h: Remove.
7241 * config/i386/kaos-i386.h: Remove.
7242 * config/i386/ptx4-i.h: Remove.
7243 * config/i386/sco5.h: Remove.
7244 * config/i386/sco5.opt: Remove.
7245 * config/i386/sysv4-cpp.h: Remove.
7246 * config/i386/sysv5.h: Remove.
7247 * config/i386/t-beos: Remove.
7248 * config/i386/t-sco5: Remove.
7249 * config/i386/t-uwin: Remove.
7250 * config/i386/uwin.asm: Remove.
7251 * config/i386/uwin.h: Remove.
7252 * config/kaos.h: Remove.
7253 * config/mips/windiss.h: Remove.
7254 * config/mt: Remove directory.
7255 * config/pa/pa-osf.h: Remove.
7256 * config/pa/pa-pro-end.h: Remove.
7257 * config/pa/t-pro: Remove.
7258 * config/ptx4.h: Remove.
7259 * config/rs6000/beos.h: Remove.
7260 * config/rs6000/kaos-ppc.h: Remove.
7261 * config/rs6000/t-beos: Remove.
7262 * config/rs6000/windiss.h: Remove.
7263 * config/sh/kaos-sh.h: Remove.
7264 * config/sol2-6.h: Remove.
7265 * config/sparc/sol26-sld.h: Remove.
7266 * config/sparc/sysv4-only.h: Remove.
7267 * config/vax/bsd.h: Remove.
7268 * config/vax/t-memfuncs: Remove.
7269 * config/vax/ultrix.h: Remove.
7270 * config/vax/vaxv.h: Remove.
7271 * config/windiss.h: Remove.
7273 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7275 PR rtl-optimization/36438
7276 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7277 for vector shifts with constant scalar shift operands.
7279 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7281 * doc/invoke.texi: Document -march=xlr.
7282 * config/mips/xlr.md: New file.
7283 * config/mips/mips.md: Include it.
7285 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7286 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7287 (mips_rtx_cost_data): Likewise.
7289 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7291 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7292 PRE_INC and PRE_DEC cases.
7294 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7296 PR rtl-optimization/36419
7297 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7298 the emitting jump insn.
7301 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7302 is not bool, boolify the whole *expr_p and convert to the desired type.
7304 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7306 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7307 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7308 Add omp_private_outer_ref hook, add another argument to
7309 omp_clause_default_ctor hook.
7310 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7311 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7312 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7313 hook_tree_tree_tree_tree_null.
7314 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7315 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7316 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7317 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7318 * tree.def (OMP_TASK): New tree code.
7319 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7320 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7321 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7322 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7323 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7324 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7325 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7326 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7327 (OMP_DIRECTIVE_P): Add OMP_TASK.
7328 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7329 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7330 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7331 and OMP_CLAUSE_UNTIED entries.
7332 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7334 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7335 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7336 * tree-pretty-print.c (dump_omp_clause): Handle
7337 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7338 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7339 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7340 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7341 warning about unsigned iterators. Change decl/init/cond/incr
7342 arguments to TREE_VECs, check arguments for all collapsed loops.
7343 (c_finish_omp_taskwait): New function.
7344 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7346 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7347 default_function_array_conversion on init. Add par_clauses argument.
7348 If decl is present in parallel's lastprivate clause, change it to
7349 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7350 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7351 collapse count in clauses.
7352 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7353 c_parser_omp_for_loop callers.
7354 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7355 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7356 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7357 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7359 (c_parser_omp_clause_schedule): Handle schedule(auto).
7360 Include correct location in the error message.
7361 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7362 and PRAGMA_OMP_CLAUSE_UNTIED.
7363 (OMP_TASK_CLAUSE_MASK): Define.
7364 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7365 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7366 * tree-nested.c (convert_nonlocal_omp_clauses,
7367 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7368 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7369 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7370 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7372 (conver_nonlocal_reference, convert_local_reference,
7373 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7374 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7375 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7376 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7377 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7378 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7379 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7380 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7381 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7383 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7384 * c-common.h (c_finish_omp_taskwait): New prototype.
7385 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7386 * tree-parloops.c (create_parallel_loop): Create 1 entry
7387 vectors for OMP_FOR_{INIT,COND,INCR}.
7388 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7389 (make_edges): Handle OMP_TASK.
7390 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7391 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7392 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7393 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7394 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7395 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7396 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7397 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7398 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7399 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7400 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7401 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7402 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7403 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7404 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7405 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7406 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7407 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7408 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7409 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7410 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7411 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7412 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7413 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7414 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7415 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7416 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7417 original iterator is present in lastprivate clause or if
7418 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7419 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7420 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7421 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7422 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7423 if it is set, lookup var in outer contexts too. Handle
7424 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7425 to be implicitly determined firstprivate for task regions.
7426 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7427 if it is set, lookup var in outer contexts too. Set
7428 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7429 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7430 OMP_CLAUSE_UNTIED. Take region_type as last argument
7431 instead of in_parallel and in_combined_parallel.
7432 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7434 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7435 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7436 (new_omp_context): Set default_kind to
7437 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7438 (omp_region_type): New enum.
7439 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7440 fields, add region_type.
7441 (new_omp_context): Take region_type as argument instead of is_parallel
7442 and is_combined_parallel.
7443 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7444 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7445 ctx->is_combined_parallel checks.
7446 (gimplify_omp_task): New function.
7447 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7449 * omp-low.c (extract_omp_for_data): Use schedule(static)
7450 for schedule(auto). Handle pointer and unsigned iterators.
7451 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7452 Add loops argument. Extract data for collapsed OMP_FOR loops.
7453 (expand_parallel_call): Assert sched_kind isn't auto,
7454 map runtime schedule to index 3.
7455 (struct omp_for_data_loop): New type.
7456 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7457 Add loop, loops, collapse and iter_type fields.
7458 (workshare_safe_to_combine_p): Disallow combined for if
7459 iter_type is unsigned long long. Don't combine collapse > 1 loops
7460 unless all bounds and steps are constant. Adjust extract_omp_for_data
7462 (expand_omp_for_generic): Handle pointer, unsigned and long long
7463 iterators. Handle collapsed OMP_FOR loops. Adjust
7464 for struct omp_for_data changes. If libgomp function doesn't return
7465 boolean_type_node, add comparison of the return value with 0.
7466 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7467 pointer, unsigned and long long iterators. Adjust for struct
7468 omp_for_data changes.
7469 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7470 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7471 unsigned long long. Allocate loops array, pass it to
7472 extract_omp_for_data. For collapse > 1 loops use always
7473 expand_omp_for_generic.
7474 (omp_context): Add sfield_map and srecord_type fields.
7475 (is_task_ctx, lookup_sfield): New functions.
7476 (use_pointer_for_field): Use is_task_ctx helper. Change first
7477 argument's type from const_tree to tree. Clarify comment.
7478 In OMP_TASK disallow copy-in/out sharing.
7479 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7480 (install_var_field): Add mask argument. Populate both record_type
7481 and srecord_type if needed.
7482 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7484 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7485 and DECL_FIELD_OFFSET.
7486 (scan_sharing_clauses): Adjust install_var_field callers. For
7487 firstprivate clauses on explicit tasks allocate the var by value in
7488 record_type unconditionally, rather than by reference.
7489 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7490 Use is_taskreg_ctx instead of is_parallel_ctx.
7491 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7492 (create_omp_child_function_name): Add task_copy argument, use
7493 *_omp_cpyfn* names if it is true.
7494 (create_omp_child_function): Add task_copy argument, if true create
7495 *_omp_cpyfn* helper function.
7496 (scan_omp_parallel): Adjust create_omp_child_function callers.
7497 Rename parallel_nesting_level to taskreg_nesting_level.
7498 (scan_omp_task): New function.
7499 (lower_rec_input_clauses): Don't run constructors for firstprivate
7500 explicit task vars which are initialized by *_omp_cpyfn*.
7501 Pass outer var ref to omp_clause_default_ctor hook if
7502 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7503 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7504 OMP_CLAUSE_REDUCTION_INIT.
7505 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7506 avoid duplicate setting of fields. Handle
7507 OMP_CLAUSE_PRIVATE_OUTER_REF.
7508 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7509 copy-out if TREE_READONLY, only copy-in.
7510 (expand_task_copyfn): New function.
7511 (expand_task_call): New function.
7512 (struct omp_taskcopy_context): New type.
7513 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7515 (lower_omp_parallel): Rename to...
7516 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7517 Call create_task_copyfn if srecord_type is needed. Adjust
7519 (task_shared_vars): New variable.
7520 (check_omp_nesting_restrictions): Warn if work-sharing,
7521 barrier, master or ordered region is closely nested inside OMP_TASK.
7522 Add warnings for barrier if closely nested inside of work-sharing,
7523 ordered, or master region.
7524 (scan_omp_1): Call check_omp_nesting_restrictions even for
7525 GOMP_barrier calls. Rename parallel_nesting_level to
7526 taskreg_nesting_level. Handle OMP_TASK.
7527 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7528 work-sharing construct, continue looking for them on parent parallel
7530 (lower_omp_for_lastprivate): Add lastprivate clauses
7531 to the beginning of dlist rather than end. Adjust for struct
7532 omp_for_data changes.
7533 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7534 not after it. Handle collapsed OMP_FOR loops, adjust for
7535 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7536 (get_ws_args_for): Adjust extract_omp_for_data caller.
7537 (scan_omp_for): Handle collapsed OMP_FOR
7538 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7539 (lower_omp_single_simple): If libgomp function doesn't return
7540 boolean_type_node, add comparison of the return value with 0.
7541 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7542 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7543 (parallel_nesting_level): Rename to...
7544 (taskreg_nesting_level): ... this.
7545 (is_taskreg_ctx): New function.
7546 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7548 (execute_lower_omp): Rename parallel_nesting_level to
7549 taskreg_nesting_level.
7550 (expand_omp_parallel): Rename to...
7551 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7552 Call omp_task_call for OMP_TASK regions.
7553 (expand_omp): Adjust caller, handle OMP_TASK.
7554 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7556 * bitmap.c (bitmap_default_obstack_depth): New variable.
7557 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7558 if argument is NULL and bitmap_default_obstack is already initialized.
7559 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7561 * matrix-reorg.c (matrix_reorg): Likewise.
7563 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7565 * config/i386/i386.md (*indirect_jump): Macroize using P
7566 mode iterator. Remove !TARGET_64BIT from insn constraints.
7567 (*tablejump_1): Ditto.
7568 (*indirect_jump_rex64): Remove insn pattern.
7569 (*tablejump_1_rex64): Ditto.
7570 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7571 and eh_return_si insn patterns.
7573 2008-06-06 Richard Guenther <rguenther@suse.de>
7575 * tree-ssa-structalias.c (merge_smts_into): Remove.
7576 (find_what_p_points_to): Do not bother to compute the
7577 points-to set for pt_anything pointers.
7578 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7579 for pt_anything pointers is ok.
7581 2008-06-06 Jan Hubicka <jh@suse.cz>
7583 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7585 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7587 * cgraph.c: Fix typos in comments.
7588 (cgraph_availability_names): Fix string typo.
7589 * fold-const.c: Fix typos in comments.
7590 (fold_binary): Fix typo in warning.
7591 * genautomata.c: Fix typos in comments.
7592 (check_presence_pattern_sets): Fix typo in local variable.
7593 (output_description): Fix typo in output.
7594 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7595 * hwint.h: Likewise.
7596 * matrix-reorg.c (check_allocation_function): Likewise.
7597 * omega.c (smooth_weird_equations): Likewise.
7598 * auto-inc-dec.c: Fix typos in comments.
7599 * bb-reorder.c: Likewise.
7600 * builtins.c: Likewise.
7601 * c-common.c: Likewise.
7602 * c-cppbuiltin.c: Likewise.
7603 * c-parser.c: Likewise.
7604 * c-pretty-print.c: Likewise.
7605 * cfgcleanup.c: Likewise.
7606 * cfgexpand.c: Likewise.
7607 * cfghooks.c: Likewise.
7608 * cfglayout.c: Likewise.
7609 * cfgloopmanip.c: Likewise.
7610 * cgraphunit.c: Likewise.
7611 * coverage.c: Likewise.
7612 * dbxout.c: Likewise.
7613 * df-byte-scan.c: Likewise.
7614 * df-core.c: Likewise.
7615 * df-problems.c: Likewise.
7616 * df-scan.c: Likewise.
7618 * dominance.c: Likewise.
7619 * domwalk.c: Likewise.
7621 * dwarf2out.c: Likewise.
7622 * emit-rtl.c: Likewise.
7623 * et-forest.c: Likewise.
7624 * function.c: Likewise.
7625 * function.h: Likewise.
7627 * gcov-io.c: Likewise.
7630 * genattrtab.c: Likewise.
7631 * ggc-page.c: Likewise.
7632 * gimplify.c: Likewise.
7633 * gthr-lynx.h: Likewise.
7634 * haifa-sched.c: Likewise.
7635 * ipa-cp.c: Likewise.
7636 * ipa-inline.c: Likewise.
7637 * ipa-prop.h: Likewise.
7638 * ipa-pure-const.c: Likewise.
7639 * ipa-struct-reorg.c: Likewise.
7640 * ipa-struct-reorg.h: Likewise.
7641 * ipa-type-escape.c: Likewise.
7643 * loop-doloop.c: Likewise.
7644 * mips-tfile.c: Likewise.
7645 * mkmap-flat.awk: Likewise.
7646 * mkmap-symver.awk: Likewise.
7647 * modulo-sched.c: Likewise.
7648 * omp-low.c: Likewise.
7649 * optabs.c: Likewise.
7650 * optabs.h: Likewise.
7652 * passes.c: Likewise.
7653 * postreload-gcse.c: Likewise.
7654 * postreload.c: Likewise.
7655 * predict.c: Likewise.
7656 * pretty-print.h: Likewise.
7657 * profile.c: Likewise.
7658 * protoize.c: Likewise.
7659 * ra-conflict.c: Likewise.
7661 * recog.c: Likewise.
7662 * regclass.c: Likewise.
7664 * reload.c: Likewise.
7665 * rtl-error.c: Likewise.
7666 * rtlanal.c: Likewise.
7668 * sched-rgn.c: Likewise.
7671 * target.h: Likewise.
7672 * tree-dfa.c: Likewise.
7673 * tree-eh.c: Likewise.
7674 * tree-flow-inline.h: Likewise.
7675 * tree-inline.c: Likewise.
7676 * tree-into-ssa.c: Likewise.
7677 * tree-loop-distribution.c: Likewise.
7678 * tree-nested.c: Likewise.
7679 * tree-parloops.c: Likewise.
7680 * tree-pass.h: Likewise.
7681 * tree-pretty-print.c: Likewise.
7682 * tree-profile.c: Likewise.
7683 * tree-scalar-evolution.c: Likewise.
7684 * tree-sra.c: Likewise.
7685 * tree-ssa-alias-warnings.c: Likewise.
7686 * tree-ssa-ccp.c: Likewise.
7687 * tree-ssa-coalesce.c: Likewise.
7688 * tree-ssa-dom.c: Likewise.
7689 * tree-ssa-dse.c: Likewise.
7690 * tree-ssa-forwprop.c: Likewise.
7691 * tree-ssa-live.c: Likewise.
7692 * tree-ssa-live.h: Likewise.
7693 * tree-ssa-loop-im.c: Likewise.
7694 * tree-ssa-loop-ivopts.c: Likewise.
7695 * tree-ssa-loop-niter.c: Likewise.
7696 * tree-ssa-loop-prefetch.c: Likewise.
7697 * tree-ssa-phiopt.c: Likewise.
7698 * tree-ssa-phiprop.c: Likewise.
7699 * tree-ssa-sccvn.c: Likewise.
7700 * tree-ssa-ter.c: Likewise.
7701 * tree-ssa-threadupdate.c: Likewise.
7702 * tree-ssa.c: Likewise.
7703 * tree-vect-analyze.c: Likewise.
7704 * tree-vect-transform.c: Likewise.
7705 * tree-vectorizer.c: Likewise.
7706 * tree-vn.c: Likewise.
7707 * tree-vrp.c: Likewise.
7709 * tree.def: Likewise.
7711 * unwind-dw2-fde.c: Likewise.
7712 * unwind.inc: Likewise.
7713 * value-prof.c: Likewise.
7714 * vmsdbgout.c: Likewise.
7716 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7718 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7719 always place FP constants in the TOC for TARGET_POWERPC64.
7720 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7722 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7724 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7725 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7726 enable for TARGET_E500_DOUBLE.
7727 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7728 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7729 floating-point modes like integer modes for E500 double.
7730 (rs6000_legitimate_offset_address_p): Likewise.
7731 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7732 addressing for DDmode for E500 double.
7733 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7734 modes as using 64-bits of registers for E500 double.
7735 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7736 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7737 specially for E500 double.
7738 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7739 TDmode for E500 double.
7740 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7741 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7742 (rs6000_split_multireg_move): Do not handle TDmode specially for
7744 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7745 using 64-bit registers for E500 double.
7746 (emit_frame_save): Do not handle DDmode specially for E500 double.
7747 (gen_frame_mem_offset): Likewise.
7748 (rs6000_function_value): Do not call spe_build_register_parallel
7749 for DDmode or TDmode.
7750 (rs6000_libcall_value): Likewise.
7751 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7752 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7755 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7757 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7760 2008-06-04 Junjie Gu <jgu@tensilica.com>
7762 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7763 comparison for frame pointers.
7765 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7768 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7770 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7773 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7774 register is already smaller or equal to required mode.
7776 2008-06-04 Xinliang David Li <davidxl@google.com>
7778 * tree-call-cdce.c: New file.
7779 (cond_dead_built_in_calls): New static variable.
7780 (input_domain): New struct.
7781 (check_pow): New function.
7782 (check_builtin_call): Ditto.
7783 (check_target_format): Ditto.
7784 (is_call_dce_candidate): Ditto.
7785 (gen_one_condition): Ditto.
7786 (gen_conditions_for_domain): Ditto.
7787 (get_domain): Ditto.
7788 (gen_conditions_for_pow_cst_base): Ditto.
7789 (gen_conditions_for_pow_int_base): Ditto.
7790 (gen_conditions_for_pow): Ditto.
7791 (get_no_error_domain): Ditto.
7792 (gen_shrink_wrap_conditions): Ditto.
7793 (shrink_wrap_one_built_in_call): Ditto.
7794 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7795 (tree_call_cdce): Ditto.
7796 (gate_call_cdce): Ditto.
7797 (pass_call_cdce): New gimple pass.
7798 * passes.c: (init_optimization_passes): New pass.
7799 * tree-pass.h: New pass declaration.
7800 * opts.c (decode_options): New flag setting.
7801 * common.opt: Add -ftree-builtin-call-dce flag.
7802 * Makefile.in: Add new source file.
7803 * tempvar.def: New tv_id.
7804 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7806 2008-06-04 Richard Guenther <rguenther@suse.de>
7808 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7809 (is_call_clobbered): Always check var_ann->call_clobbered.
7810 (mark_call_clobbered): Always set var_ann->call_clobbered.
7811 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7812 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7813 (reset_alias_info): Clear call clobbering info on MTAGs and
7815 (set_pt_anything): Set pt_global_mem.
7816 (create_tag_raw): Adjust comment.
7817 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7819 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7820 Maxim Kuvyrkov <maxim@codesourcery.com>
7822 * config/m68k/m68k.opt (mxgot): New option.
7823 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7824 (m68k_output_addr_const_extra): New.
7825 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7826 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7827 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7828 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7830 2008-06-04 Richard Guenther <rguenther@suse.de>
7832 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7833 negative or non-representable offsets.
7835 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7837 * config/i386/i386.c (ix86_gen_leave): New.
7838 (ix86_gen_pop1): Likewise.
7839 (ix86_gen_add3): Likewise.
7840 (ix86_gen_sub3): Likewise.
7841 (ix86_gen_sub3_carry): Likewise.
7842 (ix86_gen_one_cmpl2): Likewise.
7843 (ix86_gen_monitor): Likewise.
7844 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7845 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7846 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7847 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7848 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7849 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7850 (ix86_expand_epilogue): Updated.
7851 (print_operand): Handle integer register operand for 'z'.
7852 (ix86_expand_strlensi_unroll_1): Likewise.
7853 (ix86_expand_strlen): Likewise.
7854 (ix86_expand_builtin): Likewise.
7855 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7856 mov{q}/mov{l} and add{q}/add{l}.
7858 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7860 * config/i386/i386.md (P): New mode iterator.
7861 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7862 using P mode iterator.
7863 (DFmode push_operand splitter): Ditto.
7864 (XFmode push_operand splitter): Ditto.
7865 (DFmode float_extend SFmode push_operand splitter): Ditto.
7866 (XFmode float_extend SFmode push_operand splitter): Do not generate
7867 SImode pushes for 64bit target. Macroize Dimode and SImode
7868 pushes using P mode iterator.
7869 (XFmode float_extend DFmode push_operand splitter): Ditto.
7871 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7873 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7874 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7875 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7877 (ix86_call_abi_override): Remove check for call_used_regs.
7879 2008-06-03 Richard Guenther <rguenther@suse.de>
7881 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7882 for the lhs of calls if the return type contains pointers.
7884 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7886 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7887 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7888 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7889 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7890 of cfun and DEFAULT_ABI to deceide abi mode.
7892 (REG_PARM_STACK_SPACE): Removed.
7893 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7894 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7895 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7896 (ix86_function_abi): Likewise.
7897 (ix86_function_type_abi): Likewise.
7898 (ix86_call_abi_override): Likewise.
7899 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7900 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7901 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7902 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7904 (X86_64_REGPARM_MAX): New.
7905 (X86_64_SSE_REGPARM_MAX): New.
7906 (X64_REGPARM_MAX): New.
7907 (X64_SSE_REGPARM_MAX): New.
7908 (X86_32_REGPARM_MAX): New.
7909 (X86_32_SSE_REGPARM_MAX): New.
7910 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7911 (ix86_function_regparm): Handle user calling abi.
7912 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7913 by DEFAULT_ABI versus SYSV_ABI check.
7914 (ix86_reg_parm_stack_space): New.
7915 (ix86_function_type_abi): New.
7916 (ix86_call_abi_override): New.
7917 (ix86_function_abi): New.
7918 (ix86_cfun_abi): New.
7919 (init_cumulative_args): Call abi specific initialization.
7920 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7921 (function_arg_64): Extend SSE_REGPARM_MAX check.
7922 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7923 (ix86_pass_by_reference): Likewise.
7924 (ix86_function_value_regno_p): Likewise.
7925 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7926 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7927 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7928 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7929 (setup_incoming_varargs_64): Adjust regparm for call abi.
7930 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7931 (ix86_va_start): Likewise.
7932 (ix86_gimplify_va_arg): Likewise.
7933 (ix86_expand_prologue): Likewise.
7934 (output_pic_addr_const): Likewise.
7935 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7936 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7937 (x86_output_mi_thunk): Likewise.
7938 (x86_function_profiler): Likewise.
7939 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7940 (SYSV_ABI, MS_ABI): New constants.
7942 (init_regs): Add prototype of function in regclass.c file.
7943 (OVERRIDE_ABI_FORMAT): New.
7944 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7945 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7946 (OUTGOING_REG_PARM_STACK_SPACE): New.
7947 (ix86_reg_parm_stack_space): New prototype.
7948 (CUMULATIVE_ARGS): Add call_abi member.
7949 (machine_function): Add call_abi member.
7950 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7951 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7953 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7956 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7957 (avr_builtin_setjmp_frame_value): New function.
7958 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7959 (nonlocal_goto): Define.
7961 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7963 * config/mips/mips.c (mips_emit_loadgp): Return early if
7964 there is nothing do to, otherwise emit a blockage if
7965 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7966 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7968 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7970 * configure.ac: Drop unneeded backslash ending up in config.in.
7971 * acinclude.m4: Likewise.
7972 * config.in: Regenerate.
7974 2008-05-26 Jan Hubicka <jh@suse.cz>
7976 * predict.c (maybe_hot_frequency_p): Break out of...
7977 (maybe_hot_bb_p): ... here.
7978 (maybe_hot_edge_p): New.
7979 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7980 * basic-block.h (maybe_hot_edge_p): Declare.
7982 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7984 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7985 (*cmpfp_<mode>_cc): Ditto.
7986 (*fp_jcc_8<mode>_387): Ditto.
7987 (*fop_<MODEF:mode>_2_i387): Ditto.
7988 (*fop_<MODEF:mode>_3_i387): Ditto.
7989 (*fop_xf_2_i387): Ditto.
7990 (*fop_xf_3_i387): Ditto.
7992 2008-06-02 Tomas Bily <tbily@suse.cz>
7994 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7996 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7998 * config/mips/mips.c (mips_valid_offset_p): New function.
7999 (mips_valid_lo_sum_p): Likewise.
8000 (mips_classify_address): Use them.
8001 (mips_force_address): New function.
8002 (mips_legitimize_address): Use it.
8003 * config/mips/mips.md (MOVE128): New mode iterator.
8004 (movtf): Require TARGET_64BIT. Remove empty strings.
8005 (*movtf_internal): Rename to...
8006 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
8007 of "R" and use {,fp}{load,store} attributes instead of "multi".
8008 Use a separate define_split.
8009 (*movtf_mips16): New pattern.
8011 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8013 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
8014 * config/mips/mips.c (mips_expand_before_return): New function.
8015 (mips_expand_epilogue): Call it.
8016 * config/mips/mips.md (return): Turn into a define_expand.
8017 (*return): New insn.
8019 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8021 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
8022 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
8023 functions. Do not emit uses and clobbers of CONCATs; individually
8024 use and clobber their operands.
8025 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8026 gen_clobber, emit_use and gen_use.
8027 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
8028 (expand_builtin_return): Likewise.
8029 * cfgbuild.c (count_basic_blocks): Likewise.
8030 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
8031 * explow.c (emit_stack_restore): Likewise.
8032 * expmed.c (extract_bit_field_1): Likewise.
8033 * expr.c (convert_move, emit_move_complex_parts): Likewise.
8034 (emit_move_multi_word, store_constructor): Likewise.
8035 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8036 (thread_prologue_and_epilogue_insns): Likewise.
8037 * lower-subreg.c (resolve_simple_move): Likewise.
8038 * optabs.c (widen_operand, expand_binop): Likewise.
8039 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8040 * reload.c (find_reloads): Likewise.
8041 * reload1.c (eliminate_regs_in_insn): Likewise.
8042 * stmt.c (expand_nl_goto_receiver): Likewise.
8043 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8044 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8045 * config/arm/arm.c (arm_load_pic_register): Likewise.
8046 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8047 * config/arm/arm.md (untyped_return): Likewise.
8048 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8049 * config/avr/avr.c (expand_prologue): Likewise.
8050 * config/bfin/bfin.c (do_unlink): Likewise.
8051 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8052 * config/cris/cris.c (cris_expand_prologue): Likewise.
8053 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8054 (machopic_legitimize_pic_address): Likewise.
8055 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8056 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8057 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8058 (ix86_expand_convert_uns_didf_sse): Likewise.
8059 (ix86_expand_vector_init_general): Likewise.
8060 * config/ia64/ia64.md (eh_epilogue): Likewise.
8061 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8062 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8063 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8064 (config/iq2000/iq2000.c): Likewise.
8065 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8066 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8067 (builtin_longjmp): Likewise.
8068 * config/mn10300/mn10300.md (call, call_value): Likewise.
8069 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8070 * config/pdp11/pdp11.md (abshi2): Likewise.
8071 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8072 * config/s390/s390.c (s390_emit_prologue): Likewise.
8073 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8074 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8075 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8076 * config/sh/sh.c (prepare_move_operands): Likewise.
8077 (output_stack_adjust, sh_expand_epilogue): Likewise.
8078 (sh_set_return_address, sh_expand_t_scc): Likewise.
8079 * config/sparc/sparc.c (load_pic_register): Likewise.
8080 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8081 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8082 * config/v850/v850.c (expand_epilogue): Likewise.
8084 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8086 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8087 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8088 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8089 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8090 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8091 stack pointer register.
8092 (output_movhi): Remove code for interrupt specific writing to the
8093 stack pointer register.
8095 2008-05-31 Richard Guenther <rguenther@suse.de>
8097 PR tree-optimization/34244
8098 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8099 (tree_expr_nonzero_warnv_p): Likewise.
8100 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8101 ssa_name_nonnegative_p.
8102 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8103 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8104 not tree_expr_nonzero_warnv_p.
8106 PR tree-optimization/36262
8108 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8110 PR tree-optimization/34244
8111 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8112 (record_numbers_of_iterations): New function.
8113 (execute_vrp): Cache the numbers of iterations of loops.
8114 * tree-scalar-evolution.c (scev_reset_except_niters):
8116 (scev_reset): Use scev_reset_except_niters.
8117 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8119 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8121 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8122 __WORKAROUND_RETS when appropriate.
8124 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8126 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8127 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8129 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8130 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8131 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8132 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8133 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8134 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8135 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8136 *fop_df_1_sse insn patterns using MODEF mode iterator.
8137 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8138 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8139 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8140 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8141 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8142 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8143 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8144 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8145 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8146 (*fop_xf_5_i387): Ditto.
8147 (*fop_xf_6_i387): Ditto.
8149 2008-05-30 Richard Guenther <rguenther@suse.de>
8151 * builtins.c (build_string_literal): Avoid generating
8152 a non-gimple_val result.
8154 2008-05-30 DJ Delorie <dj@redhat.com>
8156 * exec-tool.in: Use an environment variable (private) instead of a
8157 file (shared) as a semaphore, so as to not break parallel builds.
8159 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8161 * optabs.c (maybe_encapsulate_block): Remove.
8162 (emit_libcall_block): Adjust accordingly.
8163 * optabs.h (maybe_encapsulate_block): Remove prototype.
8165 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8166 Don't use maybe_encapsulate_block.
8168 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8170 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8171 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8172 rtx is a SYMBOL_REF before calling get_pool_constant.
8174 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8176 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8178 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8180 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8181 rather than OS names to choose INO_T_EQ definition.
8182 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8183 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8185 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8188 * config/darwin-f.c: New.
8189 * config/t-darwin: Added rule to build darwin-f.o.
8190 * config.gcc: Defined new variable, fortran_target_objs.
8191 (*-*-darwin*): Set fortran_target_objs.
8192 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8193 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8194 * configure: Regenerated.
8196 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8199 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8200 canonical type if needed.
8202 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8204 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8206 2008-05-29 Richard Guenther <rguenther@suse.de>
8208 PR tree-optimization/36343
8209 PR tree-optimization/36346
8210 PR tree-optimization/36347
8211 * tree-flow.h (clobber_what_p_points_to): Declare.
8212 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8213 pointed-to variable is dereferenced is irrelevant to whether
8214 the pointer can access the pointed-to variable.
8215 (clobber_what_p_points_to): New function.
8216 * tree-ssa-alias.c (set_initial_properties): Use it.
8217 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8218 call clobber check for NMTs.
8220 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8222 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8223 for printing gcov_type.
8225 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8227 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8228 and the eh region information.
8229 * value-prof.c (gimple_move_stmt_histograms): New function.
8230 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8232 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8234 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8236 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8238 * value-prof.c (tree_ic_transform): Print counts.
8239 * tree-profile.c (tree_gen_ic_func_profiler):
8240 Clear __gcov_indreict_call_callee variable to avoid misattribution
8243 2008-05-28 Rafael Espindola <espindola@google.com>
8245 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8248 2008-05-28 Richard Guenther <rguenther@suse.de>
8250 PR tree-optimization/36339
8251 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8252 and clobbering code out of the loop.
8254 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8256 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8259 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8260 s390_contiguous_bitmask_p, s390_symref_operand_p,
8261 s390_check_symref_alignment, s390_reload_larl_operand,
8262 s390_reload_symref_address): New functions.
8263 (s390_branch_condition_mnemonic): Support compare and branch
8265 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8266 and 'W' constraints.
8267 (s390_secondary_reload): Add secondary reloads for unaligned
8268 symbol refs or symbol refs to floating point or QI/TI mode
8270 (legitimate_address_p): Accept symbol references as addresses.
8271 (s390_expand_insv): Use rotate and insert selected bits
8272 instruction for insv when building for z10.
8273 (print_operand_address): Handle symbol ref addresses.
8274 (print_operand): Output modifier 'c' added for signed byte values.
8275 (s390_encode_section_info): Mark symbol refs with
8276 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8278 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8279 (length attribute): RRF, RRR have 4 byte length.
8280 (FPALL, INTALL): New mode iterators added.
8281 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8282 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8283 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8284 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8285 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8286 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8287 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8288 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8290 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8291 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8292 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8293 reload<INTALL:mode><P:mode>_toreg_z10,
8294 reload<FPALL:mode><P:mode>_tomem_z10,
8295 reload<FPALL:mode><P:mode>_toreg_z10,
8296 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8297 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8298 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8299 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8301 (movmem, clrmem, cmpmem): New splitters added.
8303 * config/s390/predicates.md (larl_operand): Use
8304 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8305 SYMBOL_REF_ALIGN1_P.
8306 (s390_signed_integer_comparison,
8307 s390_unsigned_integer_comparison): New predicates.
8309 * config/s390/s390-protos.h (s390_check_symref_alignment,
8310 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8311 s390_reload_symref_address,
8312 s390_compare_and_branch_condition_mask): Prototypes added.
8314 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8315 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8316 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8318 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8320 * config/s390/s390.c (z10_cost): New cost function for z10.
8321 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8322 (s390_issue_rate): Adjust issue rate for z10.
8323 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8324 (processor_flags): Add PF_Z10.
8325 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8326 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8327 * gcc/config.gcc: Add z10.
8329 2008-05-28 Richard Guenther <rguenther@suse.de>
8331 PR tree-optimization/36291
8332 * tree-flow. h (struct gimple_df): Remove var_anns member.
8333 * tree-flow-inline.h (gimple_var_anns): Remove.
8334 (var_ann): Simplify.
8335 * tree-dfa.c (create_var_ann): Simplify.
8336 (remove_referenced_var): Clear alias info from var_anns of globals.
8337 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8338 (delete_tree_ssa): Clear alias info from var_anns of globals.
8339 Do not free var_anns.
8340 (var_ann_eq): Remove.
8341 (var_ann_hash): Likewise.
8343 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8345 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8346 and loongson2f entries.
8347 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8348 * config/mips/mips.h (processor_type): Add Loongson-2E
8349 and Loongson-2F entries.
8350 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8351 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8352 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8353 * doc/invoke.texi (MIPS Options): Document loongson2e
8354 and loongson2f processor names.
8356 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8360 * config/i386/i386.c (ix86_function_arg_boundary): Use
8361 alignment of canonical type.
8362 (ix86_expand_vector_move): Check unaligned memory access for
8365 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8367 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8368 Moved to the front of file.
8370 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8371 H.J. Lu <hongjiu.lu@intel.com>
8373 * dwarf2out.c (current_fde): New.
8375 (lookup_cfa:): Likewise.
8376 (dwarf2out_end_epilogue): Likewise.
8377 (dwarf2out_note_section_used): Likewise.
8379 2008-05-27 Michael Matz <matz@suse.de>
8382 * c.opt (Wenum-compare): New warning option.
8383 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8385 2008-05-27 Michael Matz <matz@suse.de>
8388 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8390 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8391 into memory as tail calls.
8393 2008-05-27 Richard Guenther <rguenther@suse.de>
8395 PR tree-optimization/36339
8396 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8397 pointers cause all addressable variables to be call clobbered.
8399 2008-05-27 Richard Guenther <rguenther@suse.de>
8401 PR tree-optimization/36245
8402 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8404 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8406 * config/s390/s390.md: Replace all occurences of the 'm'
8407 constraint with 'RT'.
8409 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8411 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8413 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8415 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8416 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8417 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8419 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8421 * reload.c: (find_reloads): Skip alternatives according to the
8422 "enabled" attribute. Constify the constraint variable.
8423 * recog.c (get_attr_enabled): Add default implementation.
8424 (extract_insn): Set the alternative_enabled_p array
8425 in the recog_data struct.
8426 (preprocess_constraints, constrain_operands): Skip
8427 alternatives according to the "enabled" attribute
8428 * recog.h (struct recog_data): New field alternative_enabled_p.
8429 (skip_alternative): New inline function.
8430 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8431 (record_reg_classes): Skip alternative according to the
8432 "enabled" attribute.
8434 * doc/md.texi: Add documention for the "enabled" attribute.
8436 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8438 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8439 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8440 constraint with TARGET_MEM_CONSTRAINT.
8441 * recog.c (asm_operand_ok, preprocess_constraints,
8442 constrain_operands): Likewise.
8443 * regclass.c (record_reg_classes): Likewise.
8444 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8445 * reload1.c (maybe_fix_stack_asms): Likewise.
8446 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8447 * recog.h: Adjust comment.
8448 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8449 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8450 * doc/md.texi: Add a note to description of 'm' constraint.
8451 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8453 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8455 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8456 that the bitfield is of integral type before testing its precision.
8458 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8459 Sa Liu <saliu@de.ibm.com>
8461 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8462 __modti3, __udivti3, __umodti3 and __udivmodti4.
8463 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8464 that implement TImode mul and div functions.
8465 * config/spu/multi3.c: New. Implement __multi3.
8466 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8467 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8470 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8472 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8473 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8474 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8475 tls_sysv_suffix): New mode and mode attribute iterators.
8476 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8477 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8478 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8479 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8480 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8483 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8485 PR tree-optimization/36329
8486 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8487 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8488 * cgraphbuild.c (initialize_inline_failed): Use the latter
8489 macro in lieu of the former.
8490 * ipa-inline.c (cgraph_mark_inline): Likewise.
8491 (cgraph_decide_inlining_of_small_function): Likewise.
8492 (cgraph_decide_inlining): Likewise.
8493 (cgraph_decide_inlining_incrementally): Likewise.
8495 2008-05-26 Tristan Gingold <gingold@adacore.com>
8496 Anatoly Sokolov <aesok@post.ru>
8498 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8499 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8500 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8501 optimization for 'avr6' architecture.
8503 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8506 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8508 2008-05-26 Richard Guenther <rguenther@suse.de>
8510 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8511 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8513 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8516 * caller-save.c (insert_restore): Verify alignment of spill space.
8517 (insert_save): Likewise.
8518 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8519 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8520 (STACK_SLOT_ALIGNMENT): Likewise.
8521 * function.c (LOCAL_ALIGNMENT): Removed.
8522 (get_stack_local_alignment): New.
8523 (assign_stack_local): Use it. Set alignment on stack slot.
8524 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8525 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8526 (STACK_SLOT_ALIGNMENT): New.
8527 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8528 stack slot in XFmode.
8530 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8532 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8535 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8536 argument operand in rax isn't removed.
8538 2008-05-26 Richard Guenther <rguenther@suse.de>
8541 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8542 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8544 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8547 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8549 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8551 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8552 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8554 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8556 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8557 build a trampoline if we don't want one.
8558 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8559 return zero for nested functions if we don't want a trampoline.
8561 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8563 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8565 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8568 * c.opt: Removed undocumented option '-lang-fortran'.
8569 * c-common.h: Removed global variable 'lang_fortran'.
8570 * c-opts.c (c_common_handle_option): Removed code to handle
8571 option '-lang-fortran'. Updated includes.
8572 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8573 definition of '__GFORTRAN__'.
8574 (define__GNUC__): Reimplemented to use BASEVER and
8575 cpp_define_formatted.
8576 (builtin_define_with_value_n): Removed.
8577 * c-incpath.h: Renamed to ...
8578 * incpath.h: ... this.
8579 * c-incpath.c: Renamed to ...
8580 * incpath.c: ... this. Updated includes.
8581 * fix-header.c: Updated includes.
8582 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8583 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8584 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8586 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8588 * tree.h: Update the table of flags used on tree nodes.
8589 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8590 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8591 (FORCED_LABEL): Add access check.
8592 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8593 (ASM_INPUT_P): Likewise.
8594 (ASM_VOLATILE_P): Likewise.
8595 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8596 (OMP_SECTION_LAST): Access private_flag directly.
8597 (OMP_RETURN_NOWAIT): Likewise.
8598 (OMP_PARALLEL_COMBINED): Likewise.
8599 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8600 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8601 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8602 deprecated_flag directly.
8604 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8606 * final.c (frame_pointer_needed): Removed.
8607 * flags.h (frame_pointer_needed): Likewise.
8609 * function.h (rtl_data): Add frame_pointer_needed.
8610 (frame_pointer_needed): New.
8612 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8614 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8616 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8618 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8621 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8623 * c-common.c (strip_array_types): Move function to..
8625 (get_inner_array_type): Delete.
8626 * c-common.h (strip_array_types): Move declaration to..
8628 (get_inner_array_type): Delete.
8629 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8630 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8631 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8632 * config/pa/pa.c (emit_move_sequence): Likewise.
8634 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8636 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8639 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8641 * function.c: Include target hook for nonlocal_goto frame value.
8643 2008-05-24 Richard Guenther <rguenther@suse.de>
8645 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8646 variable can be only accessed through a pointer or a union.
8648 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8650 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8651 * doc/extend.texi: Likewise.
8653 2008-05-23 DJ Delorie <dj@redhat.com>
8655 * config/m32c/jump.md (untyped_call): Add.
8657 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8659 (m32c_address_cost): Detail costs for indirect offsets.
8661 2008-05-23 Rafael Espindola <espindola@google.com>
8663 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8664 if a node is a SUBREG.
8665 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8668 2008-05-23 Paul Brook <paul@codesourcery.com>
8669 Carlos O'Donell <carlos@codesourcery.com>
8671 * doc/extend.texi: Clarify use of __attribute__((naked)).
8672 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8673 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8674 * function.c (use_register_for_decl): Use
8675 targetm.calls.allocate_stack_slots_for_args.
8676 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8677 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8678 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8680 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8682 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8684 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8686 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8687 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8688 is only rounded once.
8690 2008-05-23 Richard Guenther <rguenther@suse.de>
8692 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8694 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8695 Jakub Jelinek <jakub@redhat.com>
8698 * configure.ac: Handle --enable-cld.
8699 * configure: Regenerated.
8700 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8701 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8702 (ix86_current_function_needs_cld): New define.
8703 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8704 (cld): New isns pattern.
8705 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8706 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8707 * config/i386/i386.opt (mcld): New option.
8708 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8709 TARGET_CLD and ix86_current_function_needs_cld.
8710 (override_options): Use -mcld by default for 32-bit code if
8713 * doc/install.texi (Options specification): Document --enable-cld.
8714 * doc/invoke.texi (Machine Dependent Options)
8715 [i386 and x86-64 Options]: Add -mcld option.
8716 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8718 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8719 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8720 (return_in_memory_64): Likewise.
8721 (return_in_memory_ms_64): Likewise.
8723 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8725 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8726 * builtins.c (fold_builtin_fpclassify): New.
8727 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8728 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8729 * c-common.c (handle_type_generic_attribute): Adjust to accept
8730 fixed arguments before an elipsis.
8731 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8732 * doc/extend.texi: Document __builtin_fpclassify.
8734 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8736 * omp-low.c (gate_expand_omp_ssa): Remove.
8737 (pass_expand_omp_ssa): Remove.
8738 (gate_expand_omp): Do not check for flag_openmp_ssa.
8739 * common.opt (-fopenmp-ssa): Remove.
8740 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8742 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8744 * config/sh/sh.opt (mfixed-range): New option.
8745 * config/sh/sh-protos.h (sh_fix_range): Declare.
8746 * config/sh/sh.c (sh_fix_range): New function.
8747 * config/sh/sh.h (sh_fixed_range_str): Declare.
8748 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8750 * doc/invoke.texi (SH Options): Document -mfixed-range.
8752 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8754 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8755 it before the redeclaration.
8757 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8759 * config/avr/avr.c (get_sequence_length): Add new function.
8760 (expand_prologue, expand_epilogue): Remove duplicate code.
8762 2008-05-22 Rafael Espindola <espindola@google.com>
8764 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8767 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8769 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8770 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8772 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8773 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8774 (vect_update_misalignment_for_peel): Likewise.
8775 (vector_alignment_reachable_p): Likewise.
8776 * tree-vect-transform.c (vectorizable_load): Likewise.
8777 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8778 (get_vectype_for_scalar_type): Pass mode of scalar_type
8779 to UNITS_PER_SIMD_WORD.
8781 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8782 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8783 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8784 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8785 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8787 2008-05-22 Ira Rosen <irar@il.ibm.com>
8789 PR tree-optimization/36293
8790 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8791 if the first load must be skipped because of a gap.
8793 2008-05-22 Richard Guenther <rguenther@suse.de>
8795 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8796 more cases of offset disambiguation that is possible if
8797 strict-aliasing rules apply.
8798 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8799 for basic offset and type-based disambiguation.
8801 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8803 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8804 ix86_expand_vector_set on V16QImode for SSE4.1.
8806 2008-05-21 Tom Tromey <tromey@redhat.com>
8808 * c.opt (Wimport): Mark as undocumented.
8809 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8811 (Warning Options): Likewise.
8812 * doc/cppopts.texi: Don't mention -Wimport.
8814 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8816 PR tree-optimization/36287
8817 PR tree-optimization/36286
8818 * lambda-code.c (build_access_matrix): Do not use the loop->num
8819 for computing the number of induction variables: use the loop depth
8822 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8825 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8826 option -f(no-)leading-underscore.
8828 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8830 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8831 GET_MODE_NUNITS (mode).
8833 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8835 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8836 (-mmulhw): Add 464 to description.
8837 (-mdlmzb): Likewise.
8838 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8839 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8841 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8842 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8843 * config/rs6000/rs6000.md: Update comments for 464.
8845 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8847 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8849 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8851 * config/i386/sse.md (vec_extractv4sf): Removed.
8852 (vec_extractv2df): Likewise.
8853 (vec_extractv2di): Likewise.
8854 (vec_extractv4si): Likewise.
8855 (vec_extractv8hi): Likewise.
8856 (vec_extractv16qi): Likewise.
8857 (vec_extract<mode>): New.
8859 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8861 * config/i386/sse.md (vec_setv4sf): Removed.
8862 (vec_setv2df): Likewise.
8863 (vec_setv2di): Likewise.
8864 (vec_setv4si): Likewise.
8865 (vec_setv8hi): Likewise.
8866 (vec_setv16qi): Likewise.
8867 (vec_set<mode>): New.
8869 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8871 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8872 goto for vec_concat and vec_interleave.
8874 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8876 * config/i386/sse.md (vec_initv4sf): Removed.
8877 (vec_initv2df): Likewise.
8878 (vec_initv2di): Likewise.
8879 (vec_initv4si): Likewise.
8880 (vec_initv8hi): Likewise.
8881 (vec_initv16qi): Likewise.
8882 (vec_init<mode>): New.
8884 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8886 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8888 2008-05-21 Tom Tromey <tromey@redhat.com>
8890 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8891 (zone_find_object_offset): Likewise.
8892 (gt_ggc_m_S): Likewise.
8893 (highest_bit): Likewise.
8894 * ggc-page.c (gt_ggc_m_S): New function.
8895 * stringpool.c (string_stack): Remove.
8896 (init_stringpool): Update.
8897 (ggc_alloc_string): Use ggc_alloc.
8898 (maybe_delete_ident): New function.
8899 (ggc_purge_stringpool): Likewise.
8900 (gt_ggc_m_S): Remove.
8901 * ggc-common.c (ggc_protect_identifiers): New global.
8902 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8903 ggc_protect_identifiers.
8904 * ggc.h (ggc_protect_identifiers): Declare.
8905 (gt_ggc_m_S): Update.
8906 (ggc_purge_stringpool): Declare.
8907 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8908 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8910 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8912 2008-05-21 David S. Miller <davem@davemloft.net>
8914 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8917 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8919 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8922 2008-05-20 David Daney <ddaney@avtrex.com>
8924 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8925 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8926 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8927 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8928 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8929 (atomic_hiqi_op): New define_code_iterator.
8930 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8931 mips_expand_compare_and_swap_12.
8932 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8933 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8934 (sync_<optab><mode>, sync_old_<optab><mode>,
8935 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8936 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8937 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8938 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8939 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8940 (test_and_set_12): New insn.
8941 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8942 sync_new_<optab><mode>, sync_old_nand<mode>,
8943 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8944 clobber to operand 0 for SI and DI mode insns.
8945 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8946 mips_gen_fn_4): New typedefs.
8947 (mips_gen_fn_ptrs): Define new union type.
8948 (mips_expand_compare_and_swap_12): Remove declaration.
8949 (mips_expand_atomic_qihi): Declare function.
8950 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8951 (mips_expand_atomic_qihi): ... this. Use new generator function
8953 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8954 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8955 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8956 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8957 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8958 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8959 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8960 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8961 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8962 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8965 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8967 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8970 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8972 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8973 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8974 (avr_attribute_table): Add 'OS_main' function attribute.
8975 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8976 functions with 'OS_main' attribute.
8978 2008-05-20 Richard Guenther <rguenther@suse.de>
8980 PR tree-optimization/35204
8981 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8982 helper, split out from ...
8983 (DFS): ... here. Make the DFS walk non-recursive.
8985 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8986 Jan Sjodin <jan.sjodin@amd.com>
8988 PR tree-optimization/36181
8989 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8990 (parallelize_loops): Don't parallelize when the loop has vector
8993 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8994 Sebastian Pop <sebastian.pop@amd.com>
8996 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8997 matrix, and never look at the tree representation of the memory
8999 (linear_transform_loops): Computes parameters and access matrices.
9000 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
9002 (access_matrix_get_index_for_parameter): New.
9003 * tree-data-ref.h (struct access_matrix): New.
9004 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
9005 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
9006 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
9007 am_vector_index_for_loop): New.
9008 (struct data_reference): Add field access_matrix.
9009 (DR_ACCESS_MATRIX): New.
9010 (compute_data_dependences_for_loop): Update declaration.
9011 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
9012 * lambda.h (lambda_vector_vec_p): Declared.
9013 * lambda-code.c: Depend on pointer-set.h.
9014 (lambda_collect_parameters_from_af, lambda_collect_parameters,
9015 av_for_af_base, av_for_af, build_access_matrix,
9016 lambda_compute_access_matrices): New.
9017 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
9019 2008-05-20 Joseph Myers <joseph@codesourcery.com>
9021 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
9024 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9025 Sebastian Pop <sebastian.pop@amd.com>
9027 PR tree-optimization/36206
9028 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
9030 (instantiate_scev_1): Rename flags to fold_conversions.
9031 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9032 outeside instantiation_loop.
9033 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
9034 (evolution_function_is_affine_or_constant_p): Removed.
9035 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9037 (analyze_siv_subscript): Pass in the loop nest number.
9038 Call evolution_function_is_affine_in_loop instead of
9039 evolution_function_is_affine_p.
9040 (analyze_overlapping_iterations): Pass in the loop nest number.
9042 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9043 Sebastian Pop <sebastian.pop@amd.com>
9045 PR tree-optimization/36206
9046 * tree-chrec.h (chrec_fold_op): New.
9047 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9050 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9052 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9054 (remove_duplicates): Do not set inode on non-inode systems.
9057 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9059 * config.gcc (tm_file): Update comments about relative pathnames.
9061 2008-05-20 Richard Guenther <rguenther@suse.de>
9063 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9064 * tree-ssa-sccvn.c (process_scc): Likewise.
9065 * tree-ssa-sink.c (execute_sink_code): Likewise.
9066 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9067 * tree-vrp.c (process_assert_insertions): Likewise.
9068 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9069 (perform_tree_ssa_dce): Likewise.
9070 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9071 (dump_dominator_optimization_stats): Likewise.
9072 * tree-vectorizer.c (vectorize_loops): Likewise.
9074 2008-05-20 Richard Guenther <rguenther@suse.de>
9076 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9078 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9080 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9081 (ix86_i386elf_return_in_memory): Likewise.
9082 (ix86_i386interix_return_in_memory): Likewise.
9083 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9084 (SUBTARGET_RETURN_IN_MEMORY): New.
9085 * config/i386/i386elf.h: Likewise.
9086 * config/i386/ptx4-i.h: Likewise.
9087 * config/i386/sol2-10.h: Likewise.
9088 * config/i386/sysv4.h: Likewise.
9089 * config/i386/vx-common.h: Likewise.
9090 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9091 * config/i386/i386.c (ix86_return_in_memory): Made static and
9092 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9093 (ix86_i386elf_return_in_memory): Removed.
9094 (ix86_i386interix_return_in_memory): Removed.
9095 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9096 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9098 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9100 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9102 2008-05-19 Xinliang David Li <davidxl@google.com>
9104 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9106 * common.opt: Ditto.
9107 * doc/invoke.texi: Ditto.
9109 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9111 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9112 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9114 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9116 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9117 sizes of operand array from 8/4 to 4/2.
9118 (ix86_expand_vector_init_general): Change size of operand array
9119 from 32 to 16. Remove op0, op1 and half_mode.
9121 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9123 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9124 (ix86_expand_vector_init_interleave): Likewise.
9125 (ix86_expand_vector_init_general): Use them. Assert
9126 word_mode == SImode when n_words == 4.
9128 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9130 * config/i386/i386.c (ix86_secondary_reload): New static function.
9131 (TARGET_SECONDARY_RELOAD): New define.
9132 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9133 * config/i386/i386.md (reload_outqi): Remove.
9135 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9138 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9139 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9140 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9141 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9142 (fold_builtin_1): Likewise.
9143 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9144 c-common.c (check_builtin_function_arguments): Handle
9145 BUILT_IN_ISINF_SIGN.
9146 * doc/extend.texi: Document __builtin_isinf_sign.
9147 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9149 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9151 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9152 EH cleanup at the end of the pass, search for those that have been
9153 turned into forwarder blocks and do the cleanup on their successor.
9155 2008-05-18 Richard Guenther <rguenther@suse.de>
9157 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9158 pointers to sizetype and vice versa.
9160 2008-05-18 Xinliang David Li <davidxl@google.com>
9162 * gcc/tree-ssa-dce.c: Coding style fix.
9163 (check_pow): Documentation comment.
9164 (check_log): Documenation comment. Coding style fix.
9165 (is_unnecessary_except_errno_call): Ditto.
9166 (gen_conditions_for_pow): Ditto.
9167 (gen_conditions_for_log): Ditto.
9168 (gen_shrink_wrap_conditions): Ditto.
9169 (shrink_wrap_one_built_in_calls): Ditto.
9170 * gcc/doc/invoke.texi: Better documentation string.
9171 * ChangeLog: Fix wrong change log entries from
9172 May 17 checkin on function call DCE.
9174 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9176 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9178 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9180 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9181 * df-problems.c (simulation routines): Fixed block comment to
9182 properly say how to add forwards scanning functions.
9184 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9186 * tree-inline.c (setup_one_parameter): Remove dead code.
9188 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9190 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9191 a BIT_AND_EXPR only for an INTEGER_TYPE.
9193 2008-05-17 Xinliang David Li <davidxl@google.com>
9195 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9196 (check_pow, check_log, is_unnecessary_except_errno_call): New
9197 functions to check for eliminating math functions that are pure
9198 except for setting errno.
9199 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9200 general condition expressions for shrink-wrapping pow/log calls.
9201 (gen_shrink_wrap_conditions): Ditto.
9202 (shrink_wrap_one_built_in_call): Ditto.
9203 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9204 (mark_operand_necessary): If debugging, output if OP is necessary.
9205 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9207 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9209 * gcc/common.opt: New user flag -ftree-builtin-dce.
9210 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9212 2008-05-16 David S. Miller <davem@davemloft.net>
9214 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9215 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9217 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9220 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9222 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9224 * ifcvt.c (dead_or_predicable): Rename
9225 df_simulate_one_insn_backwards to df_simulate_one_insn.
9226 * recog.c (peephole2_optimize): Ditto.
9227 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9229 * df.h: Rename df_simulate_one_insn_backwards to
9230 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9231 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9232 scanning of defs and uses.
9233 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9234 (df_simulate_one_insn_forwards): Removed.
9236 2008-05-16 Doug Kwan <dougkwan@google.com>
9238 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9240 (real_from_string): Handle NaNs and Inf as approriate.
9242 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9244 * doc/gty.texi (Source Files Containing Type Information): Note
9245 that headers should appear first in the gtfiles list.
9247 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9249 * tree.def (COND_EXEC): Properly documented this code.
9251 2008-05-16 Diego Novillo <dnovillo@google.com>
9253 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9254 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9257 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9259 * tree-ssa-dse (max_stmt_uid): Removed.
9260 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9261 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9262 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9263 * function.h (cfun.last_stmt_uid): New field.
9264 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9265 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9267 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9268 (create_stmt_ann): Initialize the ann->uid field.
9269 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9271 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9273 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9275 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9276 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9277 (init_empty_tree_cfg): Call it.
9279 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9281 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9284 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9286 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9287 * tree-dump.c (dump_options): New verbose option.
9288 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9290 * tree-pass.h (TDF_VERBOSE): New dump flag.
9291 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9292 (tree-flow.h): Added include.
9293 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9295 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9297 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9299 From Jie Zhang <jie.zhang@analog.com>
9300 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9301 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9302 mcpu=bf561-none and mcpu=bf561-0.2.
9303 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9304 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9305 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9306 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9307 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9308 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9309 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9311 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9312 (cputype_selected): Remove.
9313 (bfin_handle_option): Don't use cputype_selected.
9314 (override_options): When no mcpu option, enable all workarounds.
9315 Don't use bfin_workarounds.
9316 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9318 (DEFAULT_CPU_TYPE): Don't define.
9320 2008-05-16 Richard Guenther <rguenther@suse.de>
9322 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9323 on deletion of the last stmt.
9325 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9327 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9328 V8HImode for SSE2 and V16QImode for SSE4.1.
9330 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9332 * cgraph.h (compute_inline_parameters): Made public.
9333 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9334 variable_generate_summary, function_write_summary,
9335 variable_write_summary, variable_read_summary. Added generate_summary,
9336 write_summary, read_summary.
9337 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9338 pass_ipa_inline.function_generate_summary, to
9339 compute_inline_parameters.
9340 * ipa-inline.c (compute_inline_parameters): Made public and added
9342 (compute_inline_parameters_for_current): New function.
9343 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9344 (inline_generate_summary): Removed parameter and made to loop over
9346 (pass_ipa_inline): Updated for new IPA_PASS structure.
9347 * passes.c (execute_ipa_summary_passes): Now is called once per
9348 pass rather than once per node*pass.
9350 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9352 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9353 avr_have_mul_p, avr_asm_only_p): Remove variables.
9354 (avr_override_options): Remove initialization of removed variables.
9355 (avr_file_start): Convert removed variables to fields of
9356 'struct base_arch_s *avr_current_arch'.
9357 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9358 (AVR_HAVE_MUL): (Ditto.).
9359 (AVR_HAVE_MOVW): (Ditto.).
9360 (AVR_HAVE_LPMX): (Ditto.).
9361 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9362 avr_asm_only_p): Remove declaration.
9364 2008-05-15 Diego Novillo <dnovillo@google.com>
9366 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9367 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9369 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9372 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9373 Don't call record_truncated_value from here.
9374 (record_truncated_value): Turn it into a for_each_rtx callback.
9375 (record_truncated_values): New function.
9376 (combine_instructions): Call note_uses with record_truncated_values.
9377 Change name of check_conversion to check_promoted_subreg.
9379 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9381 * doc/sourcebuild.texi: Document support for torture tests.
9383 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9385 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9386 to alternative 4 of operand 2.
9388 2008-05-15 Richard Guenther <rguenther@suse.de>
9390 * tree-pass.h (current_pass): Declare.
9391 (get_pass_for_id): Likewise.
9392 * passes.c (passes_by_id, passes_by_id_size): New globals.
9393 (set_pass_for_id): New function.
9394 (get_pass_for_id): Likewise.
9395 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9396 (execute_function_todo): Flush per function statistics.
9397 * toplev.c (compile_file): Init statistics.
9398 (general_init): Do early statistics initialization.
9399 (finalize): Finish statistics.
9400 * statistics.h (statistics_early_init): Declare.
9401 (statistics_init): Likewise.
9402 (statistics_fini): Likewise.
9403 (statistics_fini_pass): Likewise.
9404 (statistics_counter_event): Likewise.
9405 (statistics_histogram_event): Likewise.
9406 * statistics.c: New file.
9407 * Makefile.in (OBJS-common): Add statistics.o.
9408 (statistics.o): Add dependencies.
9409 * doc/invoke.texi (-fdump-statistics): Document.
9411 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9413 (execute_pre): Use statistics_counter_event.
9414 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9415 (substitute_and_fold): Increment it. Use statistics_counter_event.
9417 2008-05-15 Diego Novillo <dnovillo@google.com>
9419 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9421 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9422 * tree-ssa-alias.c (new_type_alias): Remove references to
9423 sub-variables from comment.
9424 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9426 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9428 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9429 attribute to 1 only for insertps alternative.
9431 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9433 * config/bfin/bfin.md (loadbytes): New pattern.
9434 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9435 (bfin_init_builtins): Initialize it.
9436 (bdesc_1arg): Add it.
9438 2008-05-15 Sa Liu <saliu@de.ibm.com>
9440 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9441 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9442 * testsuite/lib/target-supports.exp: Add
9443 check_effective_target_fortran_integer_16.
9445 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9447 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9448 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9449 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9450 (TARGET_RETURN_IN_MEMORY): Define.
9452 2008-05-15 Richard Guenther <rguenther@suse.de>
9455 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9456 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9457 represent unmodifiable vars.
9459 2008-05-15 Richard Guenther <rguenther@suse.de>
9461 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9462 INDIRECT_REF and TARGET_MEM_REF.
9463 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9466 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9467 H.J. Lu <hongjiu.lu@intel.com>
9469 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9470 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9471 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9472 insn alternatives. Add missing alternatives.
9473 (*vec_concatv2di_rex64_sse4_1): Likewise.
9474 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9475 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9478 2008-05-15 Richard Guenther <rguenther@suse.de>
9480 PR tree-optimization/36009
9481 PR tree-optimization/36204
9482 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9483 (determine_invariantness_stmt): Record the loop a store is
9485 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9488 2008-05-15 Richard Guenther <rguenther@suse.de>
9490 PR tree-optimization/34330
9491 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9492 through the pointer will alias the SMT.
9494 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9496 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9498 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9500 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9502 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9503 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9505 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9506 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9507 (vashl_optab): New optab for vector/vector shifts.
9508 (vashr_optab): Ditto.
9509 (vlshr_optab): Ditto.
9510 (vrotl_optab): Ditto.
9511 (vrotr_optab): Ditto.
9512 (optab_subtype): New enum for optab_for_tree_code call.
9513 (optab_for_tree_code): Add enum optab_subtype argument.
9515 * optabs.c (optab_for_tree_code): Take an additional argument to
9516 distinguish between a vector shift by a scalar and vector shift by
9517 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9518 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9519 vector shift by a vector.
9520 (expand_widen_pattern_expr): Pass additional argument to
9521 optab_for_tree_code.
9523 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9524 vrotl_optab, vrotr_optab.
9526 * expr.c (expand_expr_real_1): Update calls to
9527 optab_for_tree_code to distinguish between vector shifted by a
9528 scalar and vector shifted by a vector.
9529 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9530 (supportable_narrowing_operation): Ditto.
9531 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9532 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9533 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9534 (vect_create_epilog_for_reduction): Ditto.
9535 (vectorizable_reduction): Ditto.
9536 (vectorizable_operation): Ditto.
9537 (vect_strided_store_supported): Ditto.
9538 (vect_strided_load_supported): Ditto.
9539 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9540 * expmed.c (expand_shift): Ditto.
9542 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9544 (ashr@var{m}3): Ditto.
9545 (vashl@var{m}3): Document new vector/vector shift standard name.
9546 (vashr@var{m}3): Ditto.
9547 (vlshr@var{m}3): Ditto.
9548 (vrotl@var{m}3): Ditto.
9549 (vrotr@var{m}3): Ditto.
9551 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9552 (PPERM_INVERT): Ditto.
9553 (PPERM_REVERSE): Ditto.
9554 (PPERM_REV_INV): Ditto.
9555 (PPERM_ZERO): Ditto.
9556 (PPERM_ONES): Ditto.
9557 (PPERM_SIGN): Ditto.
9558 (PPERM_INV_SIGN): Ditto.
9559 (PPERM_SRC1): Ditto.
9560 (PPERM_SRC2): Ditto.
9562 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9563 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9564 allows a memory operand to be the value being added, and split it
9565 to improve vectorization.
9566 (sse5_pmacsdqh_mem): Ditto.
9567 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9568 (sse5_mulv2div2di3_high): Ditto.
9569 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9570 (vec_pack_trunc_v4si): Ditto.
9571 (vec_pack_trunc_v2di): Ditto.
9572 (sse5_pcmov_<mode>): Remove code that tried to use use
9573 andps/andnps instead of pcmov.
9574 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9575 pmacsdqh instructions.
9576 (vec_widen_smult_lo_v4si): Ditto.
9578 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9579 (PPERM_INVERT): Ditto.
9580 (PPERM_REVERSE): Ditto.
9581 (PPERM_REV_INV): Ditto.
9582 (PPERM_ZERO): Ditto.
9583 (PPERM_ONES): Ditto.
9584 (PPERM_SIGN): Ditto.
9585 (PPERM_INV_SIGN): Ditto.
9586 (PPERM_SRC1): Ditto.
9587 (PPERM_SRC2): Ditto.
9588 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9590 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9592 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9593 says ignore whether the last reference is a memory operand.
9595 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9596 Paolo Bonzini <bonzini at gnu dot org>
9598 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9601 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9602 (vlshr<mode>3): Rename from vlshr<mode>3.
9603 (vashr<mode>3): Rename from vashr<mode>3.
9604 (mulv4sf3): Change the names of vector shift patterns.
9608 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9611 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9636 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9637 (floatunssidf2_internal): Change vector/vector shift names.
9638 (floatunsdidf2_internal): Ditto.
9645 (vashl<mode>3): Rename from ashl<mode>3.
9646 (vashr<mode>3): Rename from ashr<mode>3.
9647 (vlshr<mode>3): Rename from lshr<mode>3.
9648 (vrotl<mode>3): Rename from rotl<mode>3.
9650 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9653 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9654 multiply gives the wrong value when doing widening multiplies.
9655 (vec_widen_smult_lo_v4si): Ditto.
9657 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9659 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9660 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9661 emit_library_call_value.
9662 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9663 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9664 * calls.c (initialize_argument_information, precompute_arguments,
9665 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9666 (precompute_arguments): Removed flags parameter.
9667 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9669 2008-05-14 Richard Guenther <rguenther@suse.de>
9671 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9672 Make sure to register the store if the use is a PHI_NODE.
9674 2008-05-14 Olivier Hainque <hainque@adacore.com>
9676 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9677 memory if the component is to be referenced in BLKmode according
9678 to get_inner_reference.
9680 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9682 * calls.c (emit_library_call_value_1): Restore code clearing
9683 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9685 2008-05-14 Olivier Hainque <hainque@adacore.com>
9686 Nicolas Roche <roche@adacore.com>
9688 * configure.ac: Add support for a "gcc_subdir" variable in
9689 config-lang.in, to denote a subdirectory where the language/GCC
9690 integration files are to be found.
9691 * configure: Regenerate.
9693 2008-05-14 Ira Rosen <irar@il.ibm.com>
9695 PR tree-optimization/36098
9696 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9697 value for the first load in the group in case of a gap.
9698 (vect_build_slp_tree): Check that there are no gaps in loads.
9700 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9702 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9703 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9704 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9705 emit_insn and remove unneeded code to construct extra args.
9706 (emit_no_conflict_block): Removed.
9707 * optabls.h: (emit_no_conflict_block): Removed.
9708 * cse.c (cse_extended_basic_block): Remove search for
9709 REG_NO_CONFLICT note.
9710 * global.c: Removed incorrect comment added in revision 117.
9711 * expr.c (convert_move): Change call to emit_no_conflict_block to
9713 * recog.c: Change comments so that they do not mention
9715 * local_alloc.c (combine_regs): Removed last parameter.
9716 (no_conflict_p): Removed.
9717 (block_alloc): Removed note, no_conflict_combined_regno and set
9718 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9719 (combine_regs): Removed already_dead and code to look for
9720 REG_NO_CONFLICT notes.
9721 * lower_subreg (remove_retval_note): Removed code to look for
9722 REG_NO_CONFLICT block.
9723 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9724 (resolve_clobber): Remove code to process libcalls that have
9725 REG_NO_CONFLICT notes.
9726 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9728 * combine.c (can_combine_p, distribute_notes): Removed
9729 REG_NO_CONFLICT case.
9730 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9732 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9733 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9735 * reg-notes.def (NO_CONFLICT): Removed.
9737 2008-05-14 David S. Miller <davem@davemloft.net>
9739 * config/sparc/sparc.c (sparc_profile_hook): If
9740 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9741 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9742 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9744 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9746 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9748 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9751 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9752 and op1 expansion before vector concat to have less live pseudos.
9754 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9756 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9757 ix86_expand_vector_set if supported.
9759 2008-05-13 Diego Novillo <dnovillo@google.com>
9760 Kenneth Zadeck <zadeck@naturalbridge.com>
9762 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9764 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9765 phinodes_print_statistics, init_ssanames, fini_ssanames,
9766 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9767 release_ssa_name, release_defs, replace_ssa_name_symbol,
9768 ssanames_print_statistics): Move ...
9769 * tree-flow.h: ... here.
9770 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9771 Use FN instead of cfun.
9772 (make_ssa_name_fn): Rename from make_ssa_name.
9773 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9774 * tree-flow-inline.h (make_ssa_name): Move from
9775 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9776 * omp-low.c (expand_omp_parallel):
9777 * tree-flow-inline.h (redirect_edge_var_map_result):
9778 * tree-ssa.c (init_tree_ssa): Add argument FN.
9779 Use it instead of cfun. Update all users.
9781 2008-05-13 Tom Tromey <tromey@redhat.com>
9783 PR preprocessor/22168:
9784 * doc/cpp.texi (Top): Update menu.
9785 (Alternatives to Wrapper #ifndef): New node.
9786 (Other Directives): Document deprecation.
9787 (Obsolete Features): Remove menu.
9788 (Assertions): Merge node into Obsolete Features.
9789 (Obsolete once-only headers): Move earlier; rename to Alternatives
9791 * doc/cppopts.texi: Update.
9792 * c.opt (Wdeprecated): Enable for C and ObjC.
9793 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9794 (C++ Dialect Options): Move -Wno-deprecated from here to...
9795 (Warning Options): ... here.
9797 2008-05-13 Richard Guenther <rguenther@suse.de>
9800 * fold-const.c (fold_sign_changed_comparison): Do not allow
9801 changes in pointer-ness.
9803 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9806 * config/sh/sh.c (sh_expand_prologue): Don't clear
9807 RTX_FRAME_RELATED_P for push insns.
9809 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9811 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9813 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9815 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9816 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9817 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9819 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9821 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9822 (*vec_concatv4sf_sse): This.
9823 (*sse2_concatv2si): Renamed to ...
9824 (*vec_concatv2si_sse2): This.
9825 (*sse1_concatv2si): Renamed to ...
9826 (*vec_concatv2si_sse): This.
9827 (*vec_concatv2di_rex): Renamed to ...
9828 (*vec_concatv2di_rex64): This.
9829 (*vec_concatv2si_sse4_1): New.
9830 (*vec_concatv2di_rex64_sse4_1): Likewise.
9832 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9834 PR rtl-optimization/36111
9835 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9836 that was created for swappable operands.
9838 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9841 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9842 * configure.ac: Add call to ACX_PROG_GNAT.
9844 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9846 * optc-gen.awk: Fix comment typo.
9848 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9850 * pretty-print.c (pp_integer_with_precision): Use
9851 HOST_LONG_LONG_FORMAT.
9853 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9855 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9857 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9859 * config/i386/i386.c (bdesc_ptest): Removed.
9860 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9861 (bdesc_args): Add __builtin_ia32_ptestz128,
9862 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9863 (ix86_init_mmx_sse_builtins): Updated.
9864 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9865 (ix86_expand_builtin): Updated.
9867 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9869 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9870 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9872 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9874 * value-prof.c (interesting_stringop_to_profile): Do not
9875 return early for BUILT_IN_MEMPCPY.
9877 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9879 * calls.c (expand_call): Don't use callgraph to increase
9880 preferred_stack_boundary.
9882 * cgraph.h (cgraph_rtl_info): Use unsigned on
9883 preferred_incoming_stack_boundary.
9885 * final.c (rest_of_clean_state): Use unsigned on
9886 preferred_stack_boundary.
9888 2008-05-09 Tom Tromey <tromey@redhat.com>
9890 PR preprocessor/22231:
9891 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9894 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9896 PR tree-optimization/36129
9897 * tree-ssa-ccp.c: Include value-prof.h.
9898 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9899 built-in function was folded to a constant.
9900 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9902 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9903 Sebastian Pop <sebastian.pop@amd.com>
9905 * tree-scalar-evolution.c: Document instantiate_scev.
9906 (instantiate_parameters_1): Renamed instantiate_scev_1.
9907 Don't use the same loop for instantiation_loop and evolution_loop.
9908 (instantiate_scev): New.
9909 (instantiate_parameters): Moved...
9910 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9911 same loop twice. Maintains the semantics for this function.
9912 * tree-scalar-evolution.h (instantiate_scev): Declare.
9913 (instantiate_parameters): ...here. Now static inline.
9914 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9915 instead of resolve_mixers.
9917 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9919 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9921 2008-05-09 Tomas Bily <tbily@suse.cz>
9923 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9924 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9925 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9926 * c-common.c (c_common_truthvalue_conversion): Likewise.
9927 * tree-object-size.c (compute_object_offset): Likewise.
9928 * tree-inline.c (estimate_num_insns_1): Likewise.
9929 * varasm.c (const_hash_1, compare_constant, copy_constant)
9930 (compute_reloc_for_constant, output_addressed_constants)
9931 (initializer_constant_valid_p): Likewise.
9932 * c-omp.c (check_omp_for_incr_expr): Likewise.
9933 * gimplify.c (gimplify_expr): Likewise.
9934 * c-typeck.c (c_finish_return): Likewise.
9935 * tree-vectorizer.c (supportable_widening_operation)
9936 (supportable_narrowing_operation): Likewise.
9937 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9938 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9939 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9940 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9941 (descr_info_loc): Likewise.
9942 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9943 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9944 (fold_unary): Likewise.
9945 * builtins.c (get_pointer_alignment): Likewise.
9946 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9947 (instantiate_parameters_1): Likewise.
9948 * tree.c (expr_align, stabilize_reference): Likewise.
9949 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9950 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9951 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9952 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9953 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9954 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9956 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9957 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9958 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9959 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9960 (forward_propagate_comparison)
9961 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9962 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9963 * emit-rtl.c (component_ref_for_mem_expr)
9964 (set_mem_attributes_minus_bitpos): Likewise.
9965 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9966 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9968 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9969 (build_function_call, pointer_diff, build_compound_expr)
9970 (c_finish_return): Likewise.
9971 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9972 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9974 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9975 * expr.c (is_aligning_offset): Likewise.
9976 * tree-ssa-alias.c (is_escape_site): Likewise.
9977 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9978 (check_all_va_list_escapes): Likewise.
9979 * tree-ssa-loop-ivopts.c (determine_base_object)
9980 (determine_common_wider_type): Likewise.
9981 * dojump.c (do_jump): Likewise.
9982 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9983 * tree-gimple.c (is_gimple_cast): Likewise.
9984 * fold-const.c (decode_field_reference, )
9985 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9986 (fold_binary): Likewise.
9987 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9988 (already_warned_in_frontend_p): Likewise.
9989 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9990 * tree.c (really_constant_p, get_unwidened): Likewise.
9991 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9992 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9993 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9995 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9997 (CONVERT_EXPR_P): Define.
9998 (CASE_CONVERT): Define.
10000 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
10002 PR middle-end/36117
10003 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
10004 (delete_unmarked_insns): When deleting a call, call
10005 delete_unreachable_blocks.
10006 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10007 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
10009 2008-05-08 Richard Guenther <rguenther@suse.de>
10011 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
10012 (-ftree-salias): Likewise.
10013 (salias-max-implicit-fields): Remove param documentation.
10014 (salias-max-array-elements): Likewise.
10015 * tree-pass.h (pass_create_structure_vars): Remove.
10016 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10017 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10018 * tree-ssa-alias.c (create_structure_vars): Remove.
10019 (gate_structure_vars): Likewise.
10020 (pass_create_structure_vars): Likewise.
10021 (gate_build_alias): Likewise.
10022 (pass_build_alias): Adjust to run always and dump the function.
10023 * common.opt (ftree-salias): Hide.
10024 * passes.c (init_optimization_passes): Remove
10025 pass_create_structure_vars, adjust comment.
10026 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10027 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10028 * opts.c (decode_options): Do not set flag_tree_salias.
10029 (common_handle_option): Add OPT_ftree_salias to the backward
10030 compatibility section.
10032 2008-05-08 Richard Guenther <rguenther@suse.de>
10034 * tree-flow-inline.h (var_can_have_subvars): Move ...
10035 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10036 * tree-flow.h (var_can_have_subvars): Remove.
10037 (push_fields_onto_fieldstack): Remove.
10038 (sort_fieldstack): Likewise.
10039 (struct fieldoff): Move ...
10040 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10041 alias_set and base_for_components fields.
10042 (sort_fieldstack): Make static.
10043 (push_fields_onto_fieldstack): Likewise. Remove code that
10044 handles anything but RECORD_TYPEs. Remove alias_set and
10045 base_for_components handling.
10046 (create_variable_info_for): Adjust.
10048 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10050 * common.opt (Wframe-larger-than=): Shorten the help message
10052 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10054 2008-05-08 Rafael Espindola <espindola@google.com>
10056 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10058 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10059 trap and that both operands are gimple values.
10060 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10061 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10064 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10066 * read-rtl.c (join_c_conditions): Return the first string if the
10067 two strings are equal.
10069 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10071 * gensupport.h (pred_data): Add a "num_codes" field.
10072 (add_predicate_code): Declare.
10073 * gensupport.c (add_predicate_code): New function.
10074 (std_pred_table): Add an "allows_const_p" field.
10075 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10076 Remove the (incomplete) list of such codes from the codes field.
10077 (init_predicate_table): Use add_predicate_code. Add all
10078 RTX_CONST_OBJs if allows_const_p is true.
10079 * genrecog.c (process_define_predicate): Use add_predicate_code.
10081 2008-05-08 David Daney <ddaney@avtrex.com>
10082 Richard Sandiford <rsandifo@nildram.co.uk>
10084 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10085 special case of constant zero operands.
10086 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10087 old and new values. Special case constant zero values.
10088 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10090 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10091 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10093 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10096 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10097 similar RTX_CONST_OBJ before CONST_INT.
10099 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10101 * stmt.c (expand_stack_restore): Change sa mode if needed.
10103 2008-05-08 Richard Guenther <rguenther@suse.de>
10105 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10106 return type to bool.
10107 (ix86_sol10_return_in_memory): Likewise.
10108 (ix86_i386elf_return_in_memory): Likewise.
10109 (ix86_i386interix_return_in_memory): Likewise.
10110 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10111 (ix86_sol10_return_in_memory): Likewise.
10112 (ix86_i386elf_return_in_memory): Likewise.
10113 (ix86_i386interix_return_in_memory): Likewise.
10115 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10118 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10120 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10121 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10124 2008-05-08 Richard Guenther <rguenther@suse.de>
10126 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10127 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10128 (DR_SUBVARS): Remove.
10129 * tree-dfa.c (dump_subvars_for): Remove.
10130 (debug_subvars_for): Likewise.
10131 (dump_variable): Do not dump subvars.
10132 (remove_referenced_var): Do not remove subvars.
10133 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10134 (lookup_subvars_for_var): Remove.
10135 (get_subvars_for_var): Likewise.
10136 (get_subvars_at): Likewise.
10137 (get_first_overlapping_subvar): Likewise.
10138 (overlap_subvar): Likewise.
10139 * tree-flow.h (subvar_t): Remove.
10140 (struct var_ann_d): Remove subvars field.
10141 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10142 argument. Remove special handling of SFTs.
10143 (compute_tag_properties): Likewise.
10144 (set_initial_properties): Likewise.
10145 (compute_call_clobbered): Likewise.
10146 (count_mem_refs): Likewise.
10147 (compute_memory_partitions): Likewise.
10148 (compute_flow_insensitive_aliasing): Likewise.
10149 (setup_pointers_and_addressables): Likewise.
10150 (new_type_alias): Likewise.
10151 (struct used_part): Remove.
10152 (used_portions): Likewise.
10153 (struct used_part_map): Likewise.
10154 (used_part_map_eq): Likewise.
10155 (used_part_map_hash): Likewise.
10156 (free_used_part_map): Likewise.
10157 (up_lookup): Likewise.
10158 (up_insert): Likewise.
10159 (get_or_create_used_part_for): Likewise.
10160 (create_sft): Likewise.
10161 (create_overlap_variables_for): Likewise.
10162 (find_used_portions): Likewise.
10163 (create_structure_vars): Likewise.
10164 * tree.def (STRUCT_FIELD_TAG): Remove.
10165 * tree.h (MTAG_P): Adjust.
10166 (struct tree_memory_tag): Remove base_for_components and
10167 unpartitionable flags.
10168 (struct tree_struct_field_tag): Remove.
10169 (SFT_PARENT_VAR): Likewise.
10170 (SFT_OFFSET): Likewise.
10171 (SFT_SIZE): Likewise.
10172 (SFT_NONADDRESSABLE_P): Likewise.
10173 (SFT_ALIAS_SET): Likewise.
10174 (SFT_UNPARTITIONABLE_P): Likewise.
10175 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10176 (union tree_node): Remove sft field.
10177 * alias.c (get_alias_set): Remove special handling of SFTs.
10178 * print-tree.c (print_node): Remove handling of SFTs.
10179 * tree-dump.c (dequeue_and_dump): Likewise.
10180 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10181 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10182 * tree-predcom.c (set_alias_info): Do not set subvars.
10183 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10184 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10185 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10186 (add_vars_for_offset): Remove.
10187 (add_virtual_operand): Remove special handling of SFTs.
10188 (add_call_clobber_ops): Likewise.
10189 (add_call_read_ops): Likewise.
10190 (get_asm_expr_operands): Likewise.
10191 (get_modify_stmt_operands): Likewise.
10192 (get_expr_operands): Likewise.
10193 (add_to_addressable_set): Likewise.
10194 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10195 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10196 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10197 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10198 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10199 (tree_node_structure): Likewise.
10200 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10202 (find_what_p_points_to): Likewise.
10204 2008-05-08 Sa Liu <saliu@de.ibm.com>
10206 * config/spu/spu.md: Fixed subti3 pattern.
10208 2008-05-08 Richard Guenther <rguenther@suse.de>
10210 PR middle-end/36154
10211 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10212 sure to create a representative for trailing arrays for PTA.
10214 2008-05-08 Richard Guenther <rguenther@suse.de>
10216 PR middle-end/36172
10217 * fold-const.c (operand_equal_p): Two objects which types
10218 differ in pointerness are not equal.
10220 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10222 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10223 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10224 (emit_library_call_value_1): Add new variable fndecl initialized by
10225 NULL_TREE. It should be the decl type of orgfun, but this information
10226 seems not to be available here, so it uses the default calling abi.
10227 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10228 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10229 by TARGET_RETURN_IN_MEMORY.
10230 * config/i386/i386-interix.h: Likewise.
10231 * config/i386/i386.h: Likewise.
10232 * config/i386/i386elf.h: Likewise.
10233 * config/i386/ptx4-i.h: Likewise.
10234 * config/i386/sol2-10.h: Likewise.
10235 * config/i386/sysv4.h: Likewise.
10236 * config/i386/vx-common.h: Likewise.
10237 * config/cris/cris.h: Removed #if 0 clause.
10238 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10239 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10241 (ix86_sol10_return_in_memory): Likewise.
10242 (ix86_i386elf_return_in_memory): New.
10243 (ix86_i386interix_return_in_memory): New.
10244 * config/mt/mt-protos.h (mt_return_in_memory): New.
10245 * config/mt/mt.c: Likewise.
10246 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10247 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10248 * config/bfin/bfin.h: Likewise.
10249 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10251 * config/bfin/bfin.c: Likewise.
10252 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10253 * config/alpha/unicosmk.h: Likewise.
10254 * config/i386/cygming.h: Likewise.
10255 * config/iq2000/iq2000.h: Likewise.
10256 * config/mips/mips.h: Likewise.
10257 * config/mn10300/mn10300.h: Likewise.
10258 * config/rs6000/rs6000.h: Likewise.
10259 * config/score/score.h: Likewise.
10260 * config/spu/spu.h: Likewise.
10261 * config/v850/v850.h: Likewise.
10262 * defaults.h: Likewise.
10263 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10264 * expr.c (emit_block_move): Adjust use of
10265 OUTGOING_REG_PARM_STACK_SPACE.
10266 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10267 OUTGOING_REG_PARM_STACK_SPACE.
10268 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10270 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10272 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10273 on OMP_RETURN for OMP_FOR.
10276 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10277 (fortran_common): New function.
10278 (gen_variable_die): Call fortran_common instead of common_check,
10279 adjust for it returning tree instead of rtx. Formatting.
10281 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10285 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10286 * c-decl.c (merge_decls): Ditto.
10287 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10288 to RTL_CONST_OR_PURE_CALL_P.
10289 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10290 Initialized DECL_LOOPING_CONST_PURE.
10291 (process_call_operands): Set tree_side_effects properly.
10292 * tree.h (TREE_READONLY_DECL_P): Removed.
10293 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10294 (DECL_LOOPING_OR_CONST_P): New macro.
10295 (struct tree_function_decl): Added looping_const_or_pure_p.
10296 (ECF_*) Renumbered.
10297 (ECF_LOOPING_OR_CONST_P): New macro.
10298 * rtlanal.c (pure_const_p): Removed.
10299 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10300 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10301 to RTL_CONST_CALL_P.
10302 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10303 (check_decl, check_tree, check_call, scan_function): Initialize
10305 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10306 (static_execute): Set looping true for recursive functions.
10307 Undo setting state to IPA_NEITHER for recursive functions.
10308 * cse.c (cse_insn):
10309 * ifcvt.c (noce_can_store_speculate_p): Changed
10310 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10311 RTL_CONST_OR_PURE_CALL_P.
10312 * dse.c (scan_insn): Ditto.
10313 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10314 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10315 RTL_CONST_OR_PURE_CALL_P.
10316 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10317 pure_call_p to RTL_CONST_CALL_P.
10318 * gimplify.c (gimplify_call_expr): Clear side effects for
10319 non-looping pure and constant calls.
10320 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10321 (flags_from_decl_or_type): Set ecf flags from decl flags.
10322 (initialize_argument_information): Turn off
10323 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10324 Change const to pure if callee_copies is true rather than just
10326 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10327 way of marking pure calls.
10328 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10329 Remove hack that was supposed to fix pr7335 and remove old
10330 way of marking pure calls.
10331 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10332 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10333 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10334 RTL_CONST_OR_PURE_CALL_P.
10335 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10336 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10337 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10338 * sched-deps.c (schedule_analyze): Ditto.
10339 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10340 return_val field of calls to represent pure and const function info.
10341 (CONST_OR_PURE_CALL_P): Deleted macro.
10342 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10343 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10344 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10346 * tree-optimize.c (execute_fixup_cfg): Added test for
10347 ECF_LOOPING_CONST_OR_PURE.
10348 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10350 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10351 effects for looping pure or const calls.
10352 (verify_gimple_expr): Added verification code.
10353 * config/alpha/alpha.c (alpha_legitimize_address,
10354 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10356 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10357 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10358 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10359 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10360 RTL_CONST_OR_PURE_CALL_P.
10361 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10362 and const calls to be deleted.
10364 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10368 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10369 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10370 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10371 to handle nonimmediate operands.
10372 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10373 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10374 to handle nonimmediate operands.
10375 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10376 (mmx_pmulhrwv4hi3): New expander. Use
10377 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10378 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10379 (sse2_umulv1siv1di3): New expander. Use
10380 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10381 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10382 (mmx_eq<mode>3): New expander. Use
10383 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10384 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10385 (mmx_uavgv8qi3): New expander. Use
10386 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10387 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10388 (mmx_uavgv4hi3): New expander. Use
10389 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10391 * config/i386/sse.md
10392 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10393 to handle nonimmediate operands.
10394 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10395 to handle nonimmediate operands.
10396 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10397 to handle nonimmediate operands.
10398 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10399 to handle nonimmediate operands.
10400 (sse2_unpckhpd_exp): New expander. Use
10401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10402 (sse2_unpcklpd_exp): New expander. Use
10403 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10404 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10405 to handle nonimmediate operands.
10406 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10407 to handle nonimmediate operands.
10408 (*sse2_<plusminus_insn><mode>3): Rename from
10409 sse2_<plusminus_insn><mode>3 insn pattern.
10410 (sse2_<plusminus_insn><mode>3): New expander. Use
10411 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10412 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10413 (sse2_umulv2siv2di3): New expander. Use
10414 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10415 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10416 (sse4_1_mulv2siv2di3): New expander. Use
10417 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10418 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10419 (sse2_pmaddwd): New expander. Use
10420 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10421 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10422 (sse2_eq<mode>3): New expander. Use
10423 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10424 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10425 (sse4_1_eqv2di3): New expander. Use
10426 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10427 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10428 (sse2_uavgv16qi3): New expander. Use
10429 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10430 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10431 (sse2_uavgv16qi3): New expander. Use
10432 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10433 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10434 (sse2_uavgv8hi3): New expander. Use
10435 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10436 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10437 (ssse3_pmulhrswv8hi3): New expander. Use
10438 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10439 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10440 (ssse3_pmulhrswv4hi3): New expander. Use
10441 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10443 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10444 (<sse>_vmmul<mode>3): Ditto.
10445 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10447 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10448 (ssse3_pmaddubsw): Ditto.
10450 * config/i386/i386.c (struct_builtin_description)
10451 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10452 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10453 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10454 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10455 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10456 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10457 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10458 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10459 (ix86_fixup_binary_operands): Assert that src1
10460 and src2 must have the same mode when swapped.
10461 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10462 and ix86_binary_operator_ok. Do not force operands in registers
10465 2008-05-07 Jan Hubicka <jh@suse.cz>
10467 * cgraph.c (dump_cgraph_node): Update.
10468 * cgraph.h (cgraph_local_info): Break out inline summary.
10469 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10471 * ipa-inline (inline_summary): New accestor function.
10472 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10473 cgraph_decide_inlining, compute_inline_parameters): Update.
10474 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10476 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10478 Cleanup ColdFire scheduling support and add V4 pipeline model.
10480 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10481 (define_attr cpu): Add cfv4 value.
10482 (define_attr type, define_attr type1): Merge into a single 'type'
10483 attribute. Update all uses.
10484 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10485 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10487 (define_attr opx_mem, define_attr opy_mem): Remove.
10488 (define_attr op_mem): Clean up, update comment.
10489 (define_attr size): Use specific values instead of general int.
10490 (define_attr guess, define_attr split): Remove. Update all uses.
10491 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10492 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10493 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10494 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10495 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10496 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10497 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10498 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10499 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10500 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10501 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10502 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10503 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10504 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10505 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10506 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10507 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10508 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10509 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10510 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10511 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10512 Update or set attributes.
10513 (stack_tie): New fake instruction.
10515 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10516 (m68k_sched_attr_size): Update declaration.
10517 (m68k_sched_attr_type2): Remove.
10518 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10519 Declare new bypass predicates.
10521 * config/m68k/m68k.c (m68k_sched_issue_rate,
10522 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10524 (TARGET_SCHED_ISSUE_RATE,
10525 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10526 (override_options): Handle scheduling for ColdFire V4 core.
10527 (m68k_expand_prologue): Emit stack_tie.
10528 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10529 'OP_TYPE_FPN'. Update all uses.
10530 (sched_guess_p): Remove.
10531 (sched_address_type): Handle symbolic addresses.
10532 (sched_get_operand): New static function.
10533 (sched_operand_type): Merge into sched_attr_op_type.
10534 (sched_attr_op_type): Handle FP registers, handle quick constants,
10536 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10537 (m68k_sched_attr_size): Update. Move logic to ...
10538 (sched_get_attr_size_int): New static function.
10539 (sched_get_opxy_mem_type): New static function.
10540 (m68k_sched_attr_op_mem): Update.
10541 (m68k_sched_attr_type2): Remove.
10542 (sched_cfv4_bypass_data): New static variable.
10543 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10544 (m68k_sched_issue_rate): Implement scheduler hook.
10545 (struct _sched_ib: enabled_p): New field.
10546 (m68k_sched_variable_issue): Update. Handle V4.
10547 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10548 sched_dump_class_func_t, sched_dump_split_class,
10549 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10550 sched_dump_dfa_class, m68k_sched_dump): Remove.
10551 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10553 (m68k_sched_init_global): Remove statisctics dumping, introduce
10554 sanity check that all instructions have pipeline reservations. Handle
10556 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10557 Handle ColdFire V4 core.
10558 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10559 New static functions.
10560 (m68k_sched_address_bypass_p): New bypass predicate.
10561 (sched_get_indexed_address_scale): New static function.
10562 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10564 * cf.md: Update comments.
10565 (define_attr type2): Remove. Use 'type' attribute instead.
10567 (cf_ib): Rename to cfv123_ib. Update all uses.
10568 (cf_oep): Rename to cfv123_oep. Update all uses.
10569 (cf_chr): Rename to cfv123_chr. Update all uses.
10570 (cf_mem): Rename to cfv123_mem. Update all uses.
10571 (cf_mac): Move to more appropriate place.
10572 (cfv123_guess): New automaton and cpu_unit.
10573 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10574 Update uses of 'size' attribute. Handle before reload scheduling.
10575 (cfv123_guess): New dummy reservation for unhandled instructions.
10576 (cfv4_*): Pipeline description of ColdFire V4 core.
10577 (ignore): New reservation to handle 'ignore' type.
10579 2008-05-07 Ian Lance Taylor <iant@google.com>
10581 PR middle-end/36013
10582 * gimplify.c (find_single_pointer_decl_1): Don't look through
10584 (find_single_pointer_decl): Adjust comments.
10586 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10588 PR middle-end/36137
10589 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10590 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10592 PR middle-end/36106
10593 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10594 integral type rather than floating point, then VIEW_CONVERT_EXPR
10595 to the floating point type.
10597 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10599 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10600 TFmode op0 to register.
10602 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10604 * c-decl.c (grokdeclarator): Comment typo.
10606 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10608 * tree-flow.h: Remove prototype for computed_goto_p.
10609 * tree-cfg.c (computed_goto_p): Make static.
10611 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10614 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10615 (contains_aligned_value_p): This. Handle _Decimal128.
10616 (ix86_function_arg_boundary): Only align _Decimal128 to its
10617 natural boundary and handle it properly.
10619 2008-05-06 Martin Jambor <mjambor@suse.cz>
10621 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10622 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10623 (ipcp_method_set_orig_node): Removed.
10624 (ipcp_cval_get_cvalue_type): Removed.
10625 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10626 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10627 (ipcp_cval_set_cvalue_type): Removed.
10628 (ipcp_cval_get_cvalue): Removed.
10629 (ipcp_cval_set_cvalue): Removed.
10630 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10631 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10632 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10633 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10634 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10635 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10636 (ipcp_get_ith_lattice): Changed parameters.
10637 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10638 (ipcp_lattice_from_jfunc): Changed parameters.
10639 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10640 (ipcp_method_cval_print): Added temporary variable info.
10641 (ipcp_redirect): Removed already unused local variable caller.
10642 (ipcp_redirect): New temporary variable orig_callee_info
10643 (ipcp_redirect): Removed newly unused local variable callee.
10644 (ipcp_redirect): Removed (a bit confusing) local variable type.
10645 (ipcp_insert_stage): Added local variable info.
10646 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10648 (ipcp_formal_create): Removed.
10649 (ipcp_method_cval_set): Removed.
10650 (ipcp_propagate_stage): Renamed lattice variables.
10651 (ipcp_method_cval_set_cvalue_type): Removed.
10652 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10653 (ipcp_print_all_lattices): Changed printed strings to refer to
10654 lattices rather than cvals.
10655 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10656 (ipcp_propagate_const): Changed formal parameters.
10657 (build_const_val): Changed formal parameters.
10658 (ipcp_insert_stage): Removed useless variable cvalue
10659 (build_const_val): Changed formal parameters.
10660 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10661 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10662 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10663 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10664 (ipcp_print_func_profile_counts): Changed string from "method" to
10666 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10667 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10668 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10669 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10670 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10671 (ipcp_lat_is_const): Changed parameters and made inline.
10672 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10673 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10674 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10675 the predicate condition directly
10676 (ipcp_propagate_stage): Added local variable args. Removed local
10677 variable callee. (Both are mere code simplifications.)
10678 (ipcp_method_dont_insert_const): Renamed to
10679 ipcp_node_not_modifiable_p.
10680 (ipcp_node_not_modifiable_p): Made inline.
10681 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10682 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10683 (ipcp_print_all_lattices): Removed variable cvalue
10684 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10687 2008-05-06 Olivier Hainque <hainque@adacore.com>
10689 * tree-sra.c (try_instantiate_multiple_fields): Early return
10690 if field has POINTER_TYPE.
10692 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10694 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10695 by using 'q' specifier for instruction.
10696 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10698 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10700 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10701 Change mode of zero_extract from QImode to HImode.
10702 (sign bit tests peepholes): (Ditto.).
10704 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10706 * config/i386/mmx.md: Remove double backslashes from asm templates.
10707 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10708 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10709 to handle nonimmediate operands.
10710 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10711 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10712 to handle nonimmediate operands.
10713 (*mmx_<code>v2sf3_finite): New insn pattern.
10714 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10715 (mmx_<code>v2sf3): New expander. Use
10716 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10717 (mmx_<plusminus_insn><mode>3): New expander. Use
10718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10719 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10720 (mmx_add<mode>3): Removed.
10721 (mmx_ssadd<mode>3): Ditto.
10722 (mmx_usadd<mode>3): Ditto.
10723 (mmx_sub<mode>3): Ditto.
10724 (mmx_sssub<mode>3): Ditto.
10725 (mmx_ussub<mode>3): Ditto.
10726 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10727 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10728 to handle nonimmediate operands.
10729 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10731 (mmx_smulv4hi3_highpart): New expander. Use
10732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10733 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10735 (mmx_umulv4hi3_highpart): New expander. Use
10736 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10737 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10738 (mmx_<code>v4hi3): New expander. Use
10739 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10740 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10741 (mmx_<code>v8qi3): New expander. Use
10742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10743 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10744 (mmx_<code><mode>3): New expander. Use
10745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10747 2008-05-05 Jan Hubicka <jh@suse.cz>
10749 PR tree-optimization/36118
10750 * passes.c (pass_init_dump_file): Fix dump header.
10752 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10754 PR middle-end/36141
10755 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10756 VCE for function decls.
10758 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10760 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10762 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10764 * config/i386/i386.md (sat_plusminus): New.
10765 (plusminus_insn): Likewise.
10766 (plusminus_mnemonic): Likewise.
10768 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10769 (*<addsub><mode>3_cc_overflow): Renamed to ...
10770 (*<plusminus_insn><mode>3_cc_overflow): This.
10771 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10772 (*<plusminus_insn>si3_zext_cc_overflow): This.
10774 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10775 (<plusminus_insn><mode>3): This.
10776 (*<addsub><mode>3): Renamed to ...
10777 (*<plusminus_insn><mode>3): This.
10778 (<sse>_vm<addsub><mode>3): Renamed to ...
10779 (<sse>_vm<plusminus_insn><mode>3): This.
10780 (sse3_h<addsub>v4sf3): Renamed to ...
10781 (sse3_h<plusminus_insn>v4sf3): This.
10782 (sse3_h<addsub>v2df3): Renamed to ...
10783 (sse3_h<plusminus_insn>v2df3): This.
10784 (<plusminus_insn><mode>3): New.
10785 (*<plusminus_insn><mode>3): Likewise.
10786 (sse2_<plusminus_insn><mode>3): Likewise.
10787 (add<mode>): Removed.
10788 (*add<mode>3): Likewise.
10789 (sse2_ssadd<mode>3): Likewise.
10790 (sse2_usadd<mode>3): Likewise.
10791 (sub<mode>3): Likewise.
10792 (*sub<mode>3): Likewise.
10793 (sse2_sssub<mode>3): Likewise.
10794 (sse2_ussub<mode>3): Likewise.
10796 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10798 * gthr-single.h: Add in required interface elements as per gthr.h.
10799 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10800 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10801 Generalize UNUSED macro.
10802 (__gthread_once): Add.
10803 (__gthread_key_create): Add.
10804 (__gthread_key_delete): Add.
10805 (__gthread_getspecific): Add.
10806 (__gthread_setspecific): Add.
10808 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10810 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10811 the same size types for the indirect reference on the rhs, then
10814 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10816 * config/i386/i386.md
10817 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10818 one insn template instead of template series.
10819 (*xordi_1_rex64): Ditto.
10820 (*xordi_2_rex64): Ditto.
10822 2008-05-05 Ira Rosen <irar@il.ibm.com>
10824 PR tree-optimization/36119
10825 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10828 2008-06-04 Jan Hubicka <jh@suse.cz>
10830 tree-optimization/36100
10831 * tree-pass.h (pass_O0_always_inline): Declare.
10832 * ipa-inline.c (inline_transform): Remove dead code.
10833 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10834 pass_O0_always_inline): New.
10835 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10837 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10839 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10840 mnemonic in this_param move for TARGET_64BIT.
10842 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10844 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10845 (*strmovsi_rex_1): Ditto.
10846 (*strsetsi_1): Ditto.
10847 (*strsetsi_rex_1): Ditto.
10849 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10850 adddicc expanders using SWI mode iterator.
10852 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10855 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10858 2008-05-04 David S. Miller <davem@davemloft.net>
10860 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10861 (sparc*-*-linux*): Use linux.h in tm_file.
10862 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10863 compiler defaulting to 32-bit.
10864 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10866 * config/sparc/linux.h: Remove definitions now obtained
10867 properly from linux.h
10868 * config/sparc/linux64.h: Likewise.
10869 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10870 don't want this setting for 32-bit builds in a biarch compiler.
10871 * doc/install.texi: Add sparc-linux to list of targets
10872 supporting --enable-targets=all.
10874 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10876 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10878 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10880 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10881 after V4SI_FTYPE_V8HI.
10882 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10883 case V4SI_FTYPE_V2DF.
10885 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10887 * doc/invoke.texi (max-flow-memory-locations): Removed.
10888 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10890 2008-05-03 Richard Guenther <rguenther@suse.de>
10892 PR middle-end/34973
10893 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10895 2008-05-02 David S. Miller <davem@davemloft.net>
10897 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10899 2008-05-02 Simon Baldwin <simonb@google.com>
10902 * c-common.h (warn_array_subscript_range): Removed.
10903 * c-common.c (warn_array_subscript_range): Ditto.
10904 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10905 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10907 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10909 * config/i386/i386.c (ix86_special_builtin_type): New.
10910 (bdesc_special_args): Likewise.
10911 (ix86_expand_special_args_builtin): Likewise.
10912 (ix86_init_mmx_sse_builtins): Updated.
10913 (ix86_expand_builtin): Updated.
10914 (ix86_expand_store_builtin): Removed.
10915 (ix86_expand_unop_builtin): Likewise.
10917 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10918 * config/i386/mmintrin.h (__v2sf): Here.
10920 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10922 (_mm_loadl_pi): Likewise.
10923 (_mm_storeh_pi): Replace __v2si with __v2sf.
10924 (_mm_storel_pi): Likewise.
10926 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10927 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10928 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10929 __builtin_ia32_loadlpd.
10931 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10933 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10934 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10935 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10936 (ix86_init_mmx_sse_builtins): Updated.
10937 (ix86_expand_args_builtin): Likewise.
10938 (ix86_expand_builtin): Likewise.
10939 (ix86_expand_unop1_builtin): Renamed to ...
10940 (ix86_expand_unop_vec_merge_builtin): This.
10942 2008-05-01 Jan Hubicka <jh@suse.cz>
10945 * ipa-inline.c (inline_generate_summary): Make static.
10946 (inline_transform): Do not call inlining at -O0; make static.
10947 * passes.c (execute_todo): Add sanity check.
10948 (execute_one_ipa_transform_pass): Execute proper flags.
10950 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10952 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10953 (DECL_NONADDRESSABLE_P): Likewise.
10954 * alias.c (record_component_aliases): Fix comment.
10956 2008-05-01 Simon Baldwin <simonb@google.com>
10958 * c-common.h (warn_array_subscript_range): New function.
10959 * c-common.c (warn_array_subscript_range): Ditto.
10960 * tree-vrp.c (check_array_ref): Corrected code to agree with
10961 comment, ignoring only arrays of size 0 or size 1.
10962 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10964 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10966 * config/i386/i386.c (ix86_builtin_type): Replace
10967 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10968 (bdesc_args): Updated.
10969 (ix86_init_mmx_sse_builtins): Likewise.
10970 (ix86_expand_args_builtin): Likewise.
10972 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10975 * doc/extend.texi: Correct __builtin_ia32_palignr.
10977 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10980 * config/i386/i386.c (bdesc_crc32): Removed.
10981 (ix86_expand_crc32): Likewise.
10982 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10983 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10984 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10985 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10986 UINT_FTYPE_UINT_UCHAR.
10987 (bdesc_args): Updated. Add crc32 builtins.
10988 (ix86_init_mmx_sse_builtins): Updated.
10989 (ix86_expand_args_builtin): Updated to support subreg.
10991 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10993 2008-05-01 Jan Hubicka <jh@suse.cz>
10995 * tree-pass.h (opt_pass): Add IPA_PASS.
10996 (varpool_node, cgraph_node): Forward declare.
10997 (ipa_opt_pass): Define.
10998 (pass_ipa_inline): Turn into ipa_opt_pass.
10999 (pass_apply_inline): Remove.
11000 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
11001 (apply_inline): Turn into ....
11002 (inline_transform): ... this one.
11003 (inline_generate_summary): New function.
11004 (pass_apply_inline): Remove.
11005 * function.h (ipa_opt_pass): Forward declare structure; typedef;
11007 (struct function): Add ipa_transforms_to_apply.
11008 * passes.c (register_one_dump_file): Work on IPA_PASS.
11009 (init_optimization_passes): Remove pass_inline_parameters and
11011 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
11012 (execute_one_pass) ... here; apply transforms when possible.
11013 (add_ipa_transform_pass, execute_ipa_summary_asses,
11014 execute_one_ipa_transform_pass): New.
11015 (execute_ipa_pass_list): Update for IPA_PASS type.
11017 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11019 * config/i386/i386.c (ix86_builtin_type): Add
11020 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
11021 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
11022 (bdesc_args): Add SSE4a builtins.
11023 (ix86_init_mmx_sse_builtins): Updated.
11024 (ix86_expand_args_builtin): Likewise.
11025 (ix86_expand_builtin): Likewise.
11027 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11029 * config/i386/i386.c (ix86_builtin_type): Add
11030 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
11031 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
11032 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
11033 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
11034 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
11035 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11036 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11037 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11038 and DI_FTYPE_DI_DI_INT.
11039 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11040 (ix86_init_mmx_sse_builtins): Updated.
11041 (ix86_expand_args_builtin): Likewise.
11042 (ix86_expand_builtin): Likewise.
11043 (ix86_expand_binop_imm_builtin): Removed.
11045 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11047 2008-04-30 Richard Guenther <rguenther@suse.de>
11049 PR tree-optimization/32921
11050 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11052 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11054 * config/arm/arm.c (arm_unwind_emit): Use
11055 crtl->all_throwers_are_sibcalls instead of
11056 cfun->all_throwers_are_sibcalls.
11057 (arm_output_fn_unwind): Likewise.
11058 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11059 instead of cfun->uses_pic_offset_table.
11060 (frv_expand_prologue): Likewise.
11061 (frv_frame_pointer_required): Likewise.
11062 (frv_expand_fdpic_call): Likewise.
11063 (frv_emit_movsi): Likewise.
11064 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11065 cfun->returns_pcc_struct instead of
11066 current_function_returns_pcc_struct.
11067 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11068 instead of cfun->calls_eh_return.
11069 (m32c_pushm_popm): Likewise.
11070 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11071 "extern" declaration.
11073 2008-04-30 Richard Guenther <rguenther@suse.de>
11075 PR tree-optimization/21636
11076 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11078 (evaluate_stmt): Print the likely value.
11079 (ccp_visit_stmt): Avoid excessive vertical spacing.
11081 2008-04-30 Rafael Espindola <espindola@google.com>
11083 * builtins.c (fold_call_expr): Return realret.
11084 * tree-ssa-threadedge.c
11085 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11086 __builtin_object_size.
11088 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11090 * gcc.c (wrapper_string): New variable.
11091 (insert_wrapper): New function.
11092 (execute): New option -wrapper.
11093 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11095 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11097 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11098 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11099 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11101 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11102 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11103 config/rs6000/e500crtres64gprctr.asm,
11104 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11105 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11106 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11107 config/rs6000/e500crtsav64gprctr.asm,
11108 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11109 config/rs6000/e500crtsavg64gprctr.asm: New files.
11110 * config/rs6000/t-ppccomm: Add build rules for new files.
11111 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11112 * config/rs6000/t-netbsd: Add build rules for new files.
11113 (LIB2FUNCS_STATIC_EXTRA): New variable.
11114 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11115 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11116 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11118 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11120 * config/i386/i386.c (ix86_builtin_type): Add
11121 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11122 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11123 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11124 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11125 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11126 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11127 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11128 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11129 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11130 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11131 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11132 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11133 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11134 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11135 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11136 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11137 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11138 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11139 V1DI_FTYPE_V2SI_V2SI.
11140 (bdesc_2arg): Moved to ...
11141 (bdesc_args): Here.
11142 (ix86_init_mmx_sse_builtins): Updated.
11143 (ix86_expand_args_builtin): Updated. Take a pointer
11144 to const struct builtin_description. Handle comparison
11146 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11147 (ix86_expand_builtin): Updated.
11149 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11150 (ssse3_pmaddubsw128): This.
11151 (ssse3_pmaddubswv4hi3): Renamed to ...
11152 (ssse3_pmaddubsw): This.
11154 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11155 (__builtin_ia32_packssdw128): Likewise.
11156 (__builtin_ia32_packuswb128): Likewise.
11157 (__builtin_ia32_pmaddubsw): Likewise.
11158 (__builtin_ia32_pmaddubsw128): Likewise.
11160 2008-04-30 Richard Guenther <rguenther@suse.de>
11162 PR tree-optimization/14847
11163 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11164 (recognize_bits_test): Use it.
11165 (recognize_single_bit_test): Likewise.
11167 2008-04-30 Martin Jambor <mjambor@suse.cz>
11169 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11170 instead of setting number of formal parameters to zero.
11171 (ipcp_init_stage): Do not set the number of actual parameters to zero
11173 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11174 which are called with variable number of arguments.
11175 (ipcp_insert_stage): Explicitely skipping all nodes which are
11176 called with variable number of arguments.
11177 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11178 number of parameters.
11180 * ipa-prop.h (struct ipa_node_params): Added flag
11181 called_with_var_arguments
11182 (ipa_set_param_count): Added. Changed sole setter to use it.
11183 (ipa_get_param_count): Added. All readers of param_count
11184 converted to use it instead.
11185 (ipa_set_called_with_variable_arg): Added.
11186 (ipa_is_called_with_var_arguments): Added.
11187 (ipa_get_ith_param): Added. All readers of param_decls converted
11189 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11191 (ipa_get_cs_argument_count): Added, all readers of argument_count
11193 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11196 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11197 (struct ipcp_lattice): Renamed cval_type to type
11198 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11200 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11201 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11202 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11203 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11204 (build_const_val): Changed the type of parameter cvalue to tree
11205 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11206 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11208 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11211 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11212 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11213 (ipa_add_method): Renamed to ipa_push_func_to_list
11214 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11215 (ipa_callsite_param_count): Removed.
11216 (ipa_callsite_param_count_set): Removed.
11217 (ipa_callsite_param): Removed.
11218 (ipa_callsite_callee): Removed.
11219 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11220 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11221 (ipa_method_formal_count): Removed.
11222 (ipa_method_formal_count_set): Removed.
11223 (ipa_method_get_tree): Removed.
11224 (ipa_method_tree_map_create): Removed.
11225 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11226 (ipa_create_param_decls_array): Creates the array itself
11227 (ipa_create_param_decls_array): Temporary variable info instead of
11228 a few dereferences.
11229 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11230 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11231 (get_type): Removed.
11232 (ipa_jf_get_info_type): Removed.
11233 (ipa_node_create): Renamed to ipa_create_node_params
11234 (ipa_free): Renamed to ipa_free_all_node_params
11235 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11236 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11237 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11238 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11239 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11240 ipa_free_all_edge_args
11241 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11242 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11243 (ipa_create_methodlist_node): Removed.
11244 (ipa_methodlist_method): Removed.
11245 (ipa_methodlist_method_set): Removed.
11246 (ipa_methodlist_next_method): Removed.
11247 (ipa_methodlist_next_method_set): Removed.
11248 (ipa_method_is_modified): Removed.
11249 (ipa_method_modify_create): Removed.
11250 (ipa_method_modify_init): Temporary variable info instead of a few
11252 (ipa_detect_param_modifications): Temporary variable info instead of
11253 a few dereferences.
11254 (ipa_compute_jump_functions): Temporary variable info instead of
11255 a few dereferences.
11256 (ipa_method_modify_set): Removed.
11257 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11258 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11259 than craph_node as the first parameter.
11260 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11261 (ipa_method_modify_init): Removed.
11262 (ipa_compute_jump_functions): Added a temp variable instead of
11263 repeatadly dereferencing the cgraph_edge.aux pointer
11264 (ipa_callsite_param_set_type): Removed.
11265 (ipa_compute_jump_functions): i renamed to index and moved to
11267 (ipa_callsite_param_set_info_type_formal): Removed.
11268 (ipa_callsite_param_set_info_type): Removed.
11269 (ipa_callsite_param_map_create): Removed.
11270 (ipa_callsite_tree): Removed.
11271 (ipa_callsite_caller): Removed.
11272 (ipa_pop_func_from_list): return_method removed to return_func
11274 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11275 prefixed all values with IPA_. Changed all users.
11276 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11277 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11278 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11279 (union parameter_info): Renamed to jump_func_value.
11280 (union jump_func_value): Renamed value to constant
11281 (struct ipa_jump_func): Renamed info_type to value
11282 (struct ipa_node): Renamed to ipa_node_params
11283 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11284 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11285 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11286 (struct ipa_edge): Renamed to ipa_edge_args
11287 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11288 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11289 (struct ipa_methodlist): Renamed to ipa_func_list
11290 (struct ipa_func_list): method_p renamed to node, next_method
11292 (ipa_methodlist_p): Removed, switched all users to struct pointer
11293 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11295 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11297 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11298 (rs6000_emit_epilogue): Use backchain to restore only when we
11299 have a large frame. Make use of frame pointer to restore if we
11300 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11302 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11304 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11305 Add mode to zero_extract.
11306 (sign bit tests peepholes): (Ditto.).
11308 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11310 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11311 Instructions in comments with SSE3.
11312 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11313 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11314 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11315 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11316 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11317 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11318 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11319 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11320 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11321 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11322 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11323 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11324 (bdesc_sse_args): Renamed to ...
11325 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11326 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11327 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11328 IX86_BUILTIN_FABSQ.
11329 (bdesc_1arg): Moved to ...
11330 (bdesc_args): Here.
11331 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11332 Instructions in comments with SSE3.
11333 (ix86_expand_sse_operands_builtin): Renamed to ...
11334 (ix86_expand_args_builtin): This. Updated.
11335 (ix86_expand_unop1_builtin): Update comments.
11336 (ix86_expand_builtin): Updated.
11338 2008-04-29 Richard Guenther <rguenther@suse.de>
11340 PR tree-optimization/36078
11341 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11342 Update virtual SSA form after cleaning up the CFG.
11344 2008-04-29 Richard Guenther <rguenther@suse.de>
11346 PR middle-end/15255
11347 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11349 2008-04-29 Richard Guenther <rguenther@suse.de>
11351 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11352 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11353 (compute_flow_insensitive_aliasing): Do not treat
11354 PTR_IS_REF_ALL pointers special.
11355 (get_smt_for): Likewise.
11356 (may_alias_p): Re-structure.
11357 (is_escape_site): A ref-all pointer conversion is not an escape site.
11358 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11359 PTR_IS_REF_ALL pointers special.
11360 * tree-ssa-structalias.h (struct alias_info): Remove
11361 ref_all_symbol_mem_tag field.
11362 (PTR_IS_REF_ALL): Remove.
11364 2008-04-29 Richard Guenther <rguenther@suse.de>
11366 PR middle-end/36077
11367 * fold-const.c (extract_muldiv_1): In combining division constants
11368 make sure to never overflow.
11370 2008-04-29 Nick Clifton <nickc@redhat.com>
11372 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11374 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11377 * optc-gen.awk: Work around HP-UX/IA awk bug.
11379 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11381 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11384 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11387 * config/i386/i386.md
11388 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11389 Change operand 1 predicate to nonimmediate_operand.
11391 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11394 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11396 * gengtype.c (walk_type, write_func_for_structure): Handle
11398 * doc/gty.texi: Document chain_circular.
11400 2008-04-28 Richard Guenther <rguenther@suse.de>
11402 PR tree-optimization/36066
11403 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11406 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11409 * config/i386/i386.md
11410 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11411 Use match_scratch instead of match_operand for operands 3 and 4.
11413 2008-04-27 Richard Guenther <rguenther@suse.de>
11415 PR tree-optimization/18754
11416 PR tree-optimization/34223
11417 * tree-pass.h (pass_complete_unrolli): Declare.
11418 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11419 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11420 Rewrite loop into loop closed SSA form if it is not already.
11421 (tree_unroll_loops_completely): Re-structure to iterate over
11422 innermost loops with intermediate CFG cleanups.
11423 Unroll outermost loops only if requested or the code does not grow
11425 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11426 loops are available.
11427 (tree_vectorize): Instead do so here.
11428 (tree_complete_unroll): Also unroll outermost loops.
11429 (tree_complete_unroll_inner): New function.
11430 (gate_tree_complete_unroll_inner): Likewise.
11431 (pass_complete_unrolli): New pass.
11432 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11433 uses outside of the loop.
11434 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11435 form if it is available.
11436 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11437 * passes.c (init_optimization_passes): Schedule complete inner
11438 loop unrolling pass before the first CCP pass after final inlining.
11440 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11442 * targhooks.h (default_emutls_var_fields,
11443 default_emutls_var_init): Declare.
11444 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11445 * target.h (struct gcc_target): Add struct emutls member.
11446 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11447 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11448 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11449 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11450 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11451 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11452 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11453 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11454 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11455 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11456 emit debug information.
11457 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11458 * varasm.c: Include targhooks.h.
11459 (emutls_object_section, emutls_tmpl_section): New.
11460 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11461 (EMUTLS_SEPARATOR): New.
11462 (prefix_name): New.
11463 (get_emutls_object_name): New.
11464 (default_emutls_var_fields): New, broken out of ...
11465 (get_emutls_object_type): ... here. Adjust to use target hooks.
11466 (get_emutls_init_templ_addr): Adjust to use target hooks.
11467 (emutls_decl): Adjust to use target hooks.
11468 (emutls_finish): Likewise.
11469 (default_emutls_var_init): New, broken out of ...
11470 (assemble_variable): ... here. Adjust to use target hooks.
11471 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11472 SECCAT_EMUTLS_TMPL.
11473 * c-common.c (handle_section_attribute): Prevent overriding
11474 sections for emulated tls with special sections.
11475 * config/i386/i386.c (x86_64_elf_select_section): Add
11476 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11477 (x86_64_elf_unique_section): Likewise.
11478 * config/vxworks.c: Include tree.h.
11479 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11480 (vxworks_override_options): Set TLS scheme.
11481 * doc/tm.texi (Emulated TLS): New node.
11483 2008-04-26 Simon Baldwin <simonb@google.com>
11486 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11487 with propagated string constants.
11489 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11491 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11492 constraint for operand 2 when operand 0 is memory operand.
11493 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11494 operand 0 is memory operand.
11495 (fix_trunc<mode>_i387_with_temp): Ditto.
11496 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11497 operand 2 when operand 1 is memory operand.
11498 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11499 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11500 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11501 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11502 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11503 operands 2,3 and 4 when operand 1 is memory operand.
11504 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11506 (fistdi2_floor_with_temp): Ditto.
11507 (fist<mode>2_floor_with_temp): Ditto.
11508 (fistdi2_ceil_with_temp): Ditto.
11509 (fist<mode>2_ceil_with_temp): Ditto.
11510 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11512 2008-04-26 David Daney <ddaney@avtrex.com>
11514 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11516 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11517 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11518 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11519 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11520 (compare_and_swap_12): New insn.
11521 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11522 * config/mips/mips.c (mips_force_binary): New function.
11523 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11524 (mips_expand_compare_and_swap_12): New function.
11525 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11527 2008-04-25 Jan Hubicka <jh@suse.cz>
11530 * cfgexpand.c (pass_expand): Turn into RTL pass.
11531 * passes.c (execute_one_pass): Do pass typechecking after execution.
11532 * tree-pass.h (pass_expand): Turn into RTL pass.
11534 * function.h (struct rtl_data): Move here fields
11535 accesses_prior_frames, calls_eh_return, saves_all_registers,
11536 has_nonlocal_goto, has_asm_statement, is_thunk,
11537 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11538 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11539 arg_pointer_save_area_init from struct function; turn into bool.
11540 (struct function): Move
11541 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11542 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11543 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11544 tail_call_emit, arg_pointer_save_area_init
11545 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11546 (current_function_returns_struct, current_function_returns_pcc_struct,
11547 current_function_calls_setjmp, current_function_calls_alloca,
11548 current_function_accesses_prior_frames,
11549 current_function_calls_eh_return, current_function_is_thunk,
11550 current_function_stdarg, current_function_profile,
11551 current_function_limit_stack, current_function_uses_pic_offset_table,
11552 current_function_uses_const_pool, current_function_has_nonlocal_label,
11553 current_function_saves_all_registers,
11554 current_function_has_nonlocal_goto,
11555 current_function_has_asm_statement): Remove accesor macros.
11556 * ra-conflict.c (global_conflicts): Update.
11557 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11558 (suitable_for_tail_call_opt_p): Update.
11559 * builtins.c (expand_builtin_return_addr): Update.
11560 (expand_builtin_setjmp_setup): Update.
11561 (expand_builtin_nonlocal_goto): Update.
11562 * final.c (final_start_function): Update.
11563 (profile_function): Update.
11564 (leaf_function_p): Update.
11565 (only_leaf_regs_used): Update.
11566 * df-scan.c (df_get_exit_block_use_set): Update.
11567 * dojump.c (clear_pending_stack_adjust): Update.
11568 * tree-stdarg.c (gate_optimize_stdarg): Update.
11569 * gimple-low.c (lower_function_body): Update.
11570 * global.c (compute_regsets): Update.
11571 (global_alloc): Update.
11572 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11573 * expr.c (expand_assignment): Update.
11574 * dse.c (dse_step0): Update.
11575 (dse_step1): Update.
11576 * c-decl.c (store_parm_decls): Update.
11577 * local-alloc.c (combine_regs): Update.
11578 (find_free_reg): Update.
11579 * function.c (assign_parms_augmented_arg_list): Update.
11580 (assign_parm_find_data_types): Update.
11581 (assign_parms): Update.
11582 (allocate_struct_function): Update.
11583 (expand_function_start): Update.
11584 (expand_function_end): Update.
11585 (get_arg_pointer_save_area): Update.
11586 (thread_prologue_and_epilogue_insns): Update.
11587 (rest_of_match_asm_constraints): Update.
11588 * stor-layout.c (variable_size): Update.
11589 * gcse.c (gcse_main): Update.
11590 (bypass_jumps): Update.
11591 * gimplify.c (gimplify_function_tree): Update.
11592 * calls.c (emit_call_1): Update.
11593 (expand_call): Update.
11594 * bt-load.c (compute_defs_uses_and_gen): Update.
11595 * except.c (sjlj_assign_call_site_values): Update.
11596 (sjlj_emit_function_enter): Update.
11597 (can_throw_external): Update.
11598 (set_nothrow_function_flags): Update.
11599 (expand_builtin_unwind_init): Update.
11600 (expand_eh_return): Update.
11601 (convert_to_eh_region_ranges): Update.
11602 (output_function_exception_table): Update.
11603 * emit-rtl.c (gen_tmp_stack_mem): Update.
11604 * cfgexpand.c (expand_used_vars): Update.
11605 (tree_expand_cfg): Update.
11606 * cfgcleanup.c (rest_of_handle_jump): Update.
11607 * explow.c (allocate_dynamic_stack_space): Update.
11608 * varasm.c (assemble_start_function): Update.
11609 (force_const_mem): Update.
11610 (mark_constant_pool): Update.
11611 * tree-optimize.c (tree_rest_of_compilation): Update.
11612 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11613 * tree-cfg.c (notice_special_calls): Update.
11614 (is_ctrl_altering_stmt): Update.
11615 (tree_can_make_abnormal_goto): Update.
11616 (tree_purge_dead_abnormal_call_edges): Update.
11617 * config/alpha/predicates.md: Update.
11618 * config/alpha/alpha.c (alpha_sa_mask): Update.
11619 (alpha_sa_size): Update.
11620 (alpha_does_function_need_gp): Update.
11621 (alpha_expand_prologue): Update.
11622 (alpha_start_function): Update.
11623 (alpha_output_function_end_prologue): Update.
11624 (alpha_expand_epilogue): Update.
11625 * config/frv/frv.c (frv_stack_info): Update.
11626 (frv_expand_epilogue): Update.
11627 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11628 (s390_register_info): Update.
11629 (s390_frame_info): Update.
11630 (s390_init_frame_layout): Update.
11631 (s390_can_eliminate): Update.
11632 (save_gprs): Update.
11633 * config/spu/spu.c (spu_split_immediate): Update.
11634 (need_to_save_reg): Update.
11635 (spu_expand_prologue): Update.
11636 (spu_expand_epilogue): Update.
11637 * config/sparc/sparc.md: Update.
11638 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11639 (sparc_tls_got): Update.
11640 (legitimize_pic_address): Update.
11641 (sparc_emit_call_insn): Update.
11642 (sparc_expand_prologue): Update.
11643 (output_return): Update.
11644 (print_operand): Update.
11645 (sparc_function_ok_for_sibcall): Update.
11646 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11647 * config/m32r/m32r.md: Update.
11648 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11649 (m32r_compute_frame_size): Update.
11650 (m32r_expand_prologue): Update.
11651 (m32r_expand_epilogue): Update.
11652 (m32r_legitimize_pic_address): Update.
11653 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11654 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11655 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11656 (gen_push): Update.
11657 (ix86_save_reg): Update.
11658 (ix86_compute_frame_layout): Update.
11659 (ix86_expand_prologue): Update.
11660 (ix86_expand_epilogue): Update.
11661 * config/sh/sh.c (output_stack_adjust): Update.
11662 (calc_live_regs): Update.
11663 (sh5_schedule_saves): Update.
11664 (sh_expand_prologue): Update.
11665 (sh_expand_epilogue): Update.
11666 (sh_setup_incoming_varargs): Update.
11667 (sh_allocate_initial_value): Update.
11668 (sh_get_pr_initial_val): Update.
11669 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11670 * config/sh/sh.md (label:): Update.
11671 * config/avr/avr.c (out_movhi_mr_r): Update.
11672 * config/crx/crx.h (enum): Update.
11673 * config/xtensa/xtensa.h (along): Update.
11674 * config/stormy16/stormy16.c Update.
11675 (xstormy16_compute_stack_layout): Update.
11676 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11677 (fr30_expand_prologue): Update.
11678 * config/cris/cris.c (cris_conditional_register_usage): Update.
11679 (cris_reg_saved_in_regsave_area): Update.
11680 (cris_initial_frame_pointer_offset): Update.
11681 (cris_simple_epilogue): Update.
11682 (cris_expand_prologue): Update.
11683 (cris_expand_epilogue): Update.
11684 (cris_expand_pic_call_address): Update.
11685 (cris_asm_output_symbol_ref): Update.
11686 (cris_asm_output_label_ref): Update.
11687 * config/cris/cris.md Update.
11688 * config/iq2000/iq2000.c (compute_frame_size): Update.
11689 (iq2000_expand_epilogue): Update.
11690 * config/mt/mt.h (save_direction): Update.
11691 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11692 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11693 (ia64_secondary_reload_class): Update.
11694 * config/m68k/m68k.c (m68k_save_reg): Update.
11695 (m68k_expand_prologue): Update.
11696 (m68k_expand_epilogue): Update.
11697 (legitimize_pic_address): Update.
11698 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11699 (first_reg_to_save): Update.
11700 (first_altivec_reg_to_save): Update.
11701 (compute_vrsave_mask): Update.
11702 (compute_save_world_info): Update.
11703 (rs6000_stack_info): Update.
11704 (spe_func_has_64bit_regs_p): Update.
11705 (rs6000_ra_ever_killed): Update.
11706 (rs6000_emit_eh_reg_restore): Update.
11707 (rs6000_emit_allocate_stack): Update.
11708 (rs6000_emit_prologue): Update.
11709 (rs6000_emit_epilogue): Update.
11710 (rs6000_output_function_epilogue): Update.
11711 (output_profile_hook): Update.
11712 (rs6000_elf_declare_function_name): Update.
11713 * config/rs6000/rs6000.h (rs6000_args): Update.
11714 * config/rs6000/rs6000.md: Update.
11715 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11716 * config/arc/arc.c (arc_output_function_epilogue): Update.
11717 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11718 * config/darwin.c (machopic_function_base_name): Update.
11719 * config/score/score3.c (score3_compute_frame_size): Update.
11722 (score3_epilogue): Update.
11723 * config/score/score7.c (score7_compute_frame_size): Update.
11724 (score7_prologue): Update.
11725 (score7_epilogue): Update.
11726 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11727 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11728 * config/arm/arm.c (use_return_insn): Update.
11729 (require_pic_register): Update.
11730 (arm_load_pic_register): Update.
11731 (arm_compute_save_reg0_reg12_mask): Update.
11732 (arm_compute_save_reg_mask): Update.
11733 (thumb1_compute_save_reg_mask): Update.
11734 (output_return_instruction): Update.
11735 (arm_output_function_prologue): Update.
11736 (arm_output_epilogue): Update.
11737 (arm_get_frame_offsets): Update.
11738 (arm_expand_prologue): Update.
11739 (thumb_pushpop): Update.
11740 (thumb_exit): Update.
11741 (thumb1_expand_prologue): Update.
11742 (thumb1_expand_epilogue): Update.
11743 (arm_unwind_emit): Update.
11744 (arm_output_fn_unwind): Update.
11745 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11746 * config/arm/arm.md: Update.
11747 * config/pa/pa.md: Update.
11748 * config/pa/pa.c (legitimize_pic_address): Update.
11749 (compute_frame_size): Update.
11750 (hppa_expand_prologue): Update.
11751 (hppa_expand_epilogue): Update.
11752 (borx_reg_operand): Update.
11753 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11754 (HARD_REGNO_RENAME_OK): Update.
11755 * config/mips/mips.c (mips_global_pointer): Update.
11756 (mips_save_reg_p): Update.
11757 (mips_compute_frame_info): Update.
11758 (mips_frame_pointer_required): Update.
11759 (mips_expand_prologue): Update.
11760 (mips_expand_epilogue): Update.
11761 (mips_can_use_return_insn): Update.
11762 (mips_reorg_process_insns): Update.
11763 * config/v850/v850.c (compute_register_save_size): Update.
11764 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11765 * config/mmix/mmix.c (along): Update.
11766 (mmix_expand_epilogue): Update.
11767 * config/bfin/bfin.c (legitimize_pic_address): Update.
11768 (must_save_p): Update.
11769 (stack_frame_needed_p): Update.
11770 (add_to_reg): Update.
11771 (bfin_expand_prologue): Update.
11772 * stmt.c (expand_asm_operands): Update.
11773 * reload1.c (reload): Update.
11774 (init_elim_table): Update.
11776 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11778 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11780 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11782 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11783 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11784 (mov<mode>): Removed.
11785 (*movv4sf_internal): Likewise.
11786 (*movv2df_internal): Likewise.
11788 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11790 * config.gcc (crx-*-elf): Remove deprecation.
11792 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11794 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11795 __gcc_deregister_frame with atexit.
11796 (deregister_frame_dtor): Remove.
11798 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11799 Nathan Sidwell <nathan@codesourcery.com>
11801 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11803 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11804 (rs6000_isel): Likewise.
11805 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11806 (rs6000_isel): New variable.
11807 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11809 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11812 * c-common.c (handle_vector_size_attribute): Call
11813 lang_hooks.types.reconstruct_complex_type instead of
11814 reconstruct_complex_type.
11815 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11816 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11817 * langhooks.h (struct lang_hooks_for_types): Add
11818 reconstruct_complex_type hook.
11819 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11820 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11822 2008-04-24 Richard Guenther <rguenther@suse.de>
11824 * c-common.h (check_builtin_function_arguments): Declare.
11825 * c-common.c (validate_nargs): New function.
11826 (check_builtin_function_arguments): Likewise.
11827 * c-typeck.c (build_function_call): Call
11828 check_builtin_function_arguments.
11829 * builtins.c (fold_builtin_classify): Remove error reporting code.
11830 (fold_builtin_unordered_cmp): Likewise.
11831 (fold_builtin_1): Likewise.
11832 (fold_builtin_n): Likewise.
11834 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11836 PR tree-optimization/36008
11837 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11838 the original op1, rather than delta by step.
11840 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11841 Sebastian Pop <sebastian.pop@amd.com>
11843 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11844 eliminate_local_variables_stmt, eliminate_local_variables,
11845 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11846 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11847 of code delimited by two edges in the CFG.
11848 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11849 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11850 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11851 the case of parallelisation of reductions.
11852 (expr_invariant_in_region_p): New.
11854 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11855 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11857 2008-04-24 Ira Rosen <irar@il.ibm.com>
11858 Richard Guenther <rguenther@suse.de>
11860 PR tree-optimization/36034
11861 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11862 incapable of dealing with loads with gaps.
11864 2008-04-24 Rafael Espindola <espindola@google.com>
11866 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11867 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11868 vrp_evaluate_conditional.
11869 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11870 (vrp_evaluate_conditional): Split the cond argument.
11871 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11872 (simplify_stmt_for_jump_threading): Update call to
11873 vrp_evaluate_conditional.
11875 2008-04-24 Ira Rosen <irar@il.ibm.com>
11877 PR tree-optimization/35982
11878 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11879 interleaved data-refs are of the same type.
11881 2008-04-24 Danny Smith <dannysmith@users.net>
11883 * c-format.c (check_format_info_main): Use strncmp rather than a
11884 magic prefix to handle multichar length specs.
11885 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11886 Don't prefix "I64" and "I32" with '\0'.
11888 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11891 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11892 in registers for -m32 only if stdarg_p (fntype).
11894 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11896 PR rtl-optimization/36006
11897 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11898 temp to op0 in order to avoid invalid rtx sharing.
11900 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11902 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11903 check TREE_INVARIANT.
11904 * tree-gimple.c (is_gimple_address): New.
11905 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11906 * tree-gimple.h (is_gimple_address): New.
11907 * tree.h (decl_address_invariant_p): New.
11908 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11909 (build_string): Likewise.
11910 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11911 (tree_invariant_p_1): Likewise.
11912 (save_expr): Use it.
11913 (tree_invariant_p): New.
11914 (skip_simple_arithmetic): Use it.
11915 (stabilize_reference_1): Use it.
11916 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11918 (build1_stat): Drop code to compute TREE_INVARIANT.
11919 (build2_stat): Drop code to compute TREE_INVARIANT.
11920 (build3_stat): Drop code to compute TREE_INVARIANT.
11921 (build4_stat): Drop code to compute TREE_INVARIANT.
11922 (build5_stat): Drop code to compute TREE_INVARIANT.
11923 (build7_stat): Drop code to compute TREE_INVARIANT.
11924 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11925 * tree.h (struct tree_base): Remove invariant_flag.
11926 (TREE_INVARIANT): Remove.
11927 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11928 (fold_builtin_expect): Check TREE_CONSTANT.
11929 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11930 * c-tree.h (c_expr_to_decl): Drop third parameter.
11931 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11932 (build_c_cast): Don't set TREE_INVARIANT.
11933 (pop_init_level): Don't set TREE_INVARIANT.
11934 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11935 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11937 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11938 (gimplify_addr_expr): Adjust comment.
11939 * tree-mudflap.c (mf_build_string):
11940 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11941 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11942 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11943 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11944 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11945 * langhooks.h (struct lang_hooks): Drop third parameter from
11948 2008-04-23 Richard Guenther <rguenther@suse.de>
11950 PR tree-optimization/27799
11951 PR tree-optimization/32921
11952 PR tree-optimization/32624
11953 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11954 SMTs aliases and the tag itself into the solution.
11955 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11956 merge the points-to solution back into the SMT aliases.
11957 (may_alias_p): Use alias_set_subset_of instead of
11958 aliases_conflict_p. A pointer which points to
11959 memory with alias set zero may access any variable.
11961 2008-04-23 Richard Guenther <rguenther@suse.de>
11963 * alias.c (alias_set_subset_of): Correctly handle asking
11964 if zero is a subset of an alias set with zero child.
11965 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11966 (compute_flow_insensitive_aliasing): Correctly walk all
11967 pointers. Do not unnecessarily union sets.
11969 2008-04-23 Richard Guenther <rguenther@suse.de>
11971 PR middle-end/36021
11972 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11974 2008-04-22 Tomas Bily <tbily@suse.cz>
11976 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11978 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11980 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11981 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11982 * tree-inline.c (estimate_num_insns_1): Likewise.
11983 * varasm.c (const_hash_1, compare_constant, copy_constant)
11984 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11985 * emit-rtl.c (component_ref_for_mem_expr)
11986 (set_mem_attributes_minus_bitpos): Likewise.
11987 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11988 (is_aligning_offset): Likewise.
11989 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11990 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11991 * dojump.c (do_jump): Likewise.
11992 * builtins.c (get_pointer_alignment, get_memory_rtx)
11993 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11994 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11996 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11998 PR rtl-optimization/36017
11999 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
12000 expanding the library call.
12002 2008-04-22 Ian Lance Taylor <iant@google.com>
12004 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
12005 than size_in_bytes.
12007 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
12009 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
12010 of LR/CTR moves for Power6.
12012 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12014 PR middle-end/36003
12015 * passes.c (init_optimization_passes): Remove
12016 pass_fast_rtl_byte_dce.
12018 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
12021 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
12022 builtin functions to generate faster code.
12023 (_mm_cvtpu16_ps): Ditto.
12024 (_mm_cvtpi32x2_ps): Ditto.
12026 2008-04-22 Nick Clifton <nickc@redhat.com>
12028 * common.opt (ftree-loop-distribution): Add Optimization
12031 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
12032 (frv_expand_builtin_va_start): Likewise.
12034 * config/arm/arm.c (thumb_find_work_register): Fix location of
12035 argument register count.
12037 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12039 Support scheduling for ColdFire V1 and V3 microarchitecture.
12040 Improve scheduling of multiplication instructions.
12042 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12043 (mac): New instruction attribute.
12044 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12045 (m68k_sched_mac): New variable.
12046 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12047 Handle cfv1 and cfv3.
12048 (max_insn_size): New static variable.
12049 (struct _sched_ib): New type.
12050 (sched_ib): New static variable.
12051 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12052 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12053 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12055 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12056 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12057 new variables. Update.
12058 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12059 Add modeling of cfv3 instruction buffer. Update.
12060 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12061 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12062 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12063 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12064 a particular reservation applies to.
12065 (type2): Reorganize attribute values. Rename alu to alu_reg,
12066 alu_l to alu, move_l to omove. Join move to alu. Split mul
12067 to mul_l and mul_w.
12068 (cf_ib_*): Simplify description of instruction buffer.
12069 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12070 (cf_mem): Split into cf_mem1 and cf_mem2.
12071 (cf_v2_move_??): Rename to cfv12_alu_??.
12072 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12073 (cf_v2_mul_??): Remove reservations.
12074 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12075 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12076 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12078 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12079 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12080 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12081 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12082 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12083 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12084 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12085 expansions of the above reservations for instructions of sizes
12088 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12090 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12092 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12094 * coverage.c: Include tree-pass.h.
12095 (coverage_counter_alloc): Print da_file_name to the dump file.
12097 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12099 * sbitmap.c (sbitmap_range_empty_p): New function.
12100 * sbitmap.h (sbitmap_range_empty_p): New function.
12101 * bitmap.h: Now includes obstack.h.
12103 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12104 Kenneth Zadeck <zadeck@naturalbridge.com>
12106 * dbgcnt.def (ra_byte_scan): Added.
12107 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12108 when the last hit happens for a counter.
12109 * timevar.def (TV_DF_BYTE_LR): New variable.
12110 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12111 * passes.c (pass_fast_rtl_byte_dce): New pass.
12112 * fwprop.c (update_df): Added mode to call df_ref_create.
12113 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12114 DF_REF_EXTRACT_OFFSET.
12115 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12116 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12118 (df_ref_extract): Added mode field.
12119 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12120 DF_REF_EXTRACT_OFFSET.
12121 (DF_REF_EXTRACT_MODE): New macro.
12122 (df_byte_lr_bb_info): New structure.
12123 (df_print_byte_regset, df_compute_accessed_bytes,
12124 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12125 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12126 df_byte_lr_simulate_uses,
12127 df_byte_lr_simulate_artificial_refs_at_top,
12128 df_byte_lr_simulate_artificial_refs_at_end,
12129 df_compute_accessed_bytes): New function.
12130 (df_ref_create): Add parameter.
12131 (df_byte_lr_get_bb_info): New inline function.
12132 * df-scan.c (df_ref_record, df_uses_record,
12133 df_ref_create_structure): Added mode parameter.
12134 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12135 df_defs_record, df_uses_record, df_get_conditional_uses,
12136 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12137 df_entry_block_defs_collect, df_exit_block_uses_collect):
12138 Added mode parameter to calls to df_ref_record, df_uses_record,
12139 df_ref_create_structure.
12140 (df_ref_equal_p, df_ref_compare): Added test for modes.
12141 (df_ref_create_structure): Added code to set mode. Renamed
12142 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12143 DF_REF_EXTRACT_OFFSET.
12144 * df-core.c (df_print_byte_regset): New function.
12145 * df-byte-scan.c: New file.
12146 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12147 calls to BITMAP_FREE.
12148 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12149 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12150 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12151 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12152 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12153 df_byte_lr_local_compute, df_byte_lr_init,
12154 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12155 df_byte_lr_transfer_function, df_byte_lr_free,
12156 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12157 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12158 df_byte_lr_simulate_uses,
12159 df_byte_lr_simulate_artificial_refs_at_top,
12160 df_byte_lr_simulate_artificial_refs_at_end): New function.
12161 * dce.c (byte_dce_process_block): New function.
12162 (dce_process_block): au is now passed in rather than computed
12163 locally. Changed loops that look at artificial defs to not look
12164 for conditional or partial ones, because there never are any.
12165 (fast_dce): Now is able to drive byte_dce_process_block or
12166 dce_process_block depending on the kind of dce being done.
12167 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12168 (rest_of_handle_fast_byte_dce): New function.
12169 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12170 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12172 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12175 * gcc.h: Added fortran options that take arguments to
12176 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12179 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12181 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12182 scalarization if on the LHS and not a full access.
12184 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12186 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12188 2008-04-18 Rafael Espindola <espindola@google.com>
12190 * tree-vrp.c (find_case_label_index): Fix the binary search.
12191 (find_case_label_range): New.
12192 (vrp_visit_switch_stmt): Use find_case_label_range.
12193 (simplify_switch_using_ranges): Use find_case_label_range.
12195 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12197 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12198 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12200 2008-04-18 Tom Tromey <tromey@redhat.com>
12203 * doc/cpp.texi (Implementation-defined behavior): Mention
12206 2008-04-18 Ian Lance Taylor <iant@google.com>
12208 * fold-const.c (pointer_may_wrap_p): New static function.
12209 (fold_comparison): Add another test for pointer overflow. Use
12210 pointer_may_wrap_p to disable some false positives.
12212 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12214 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12215 (fname_as_string): Match updated cpp_interpret_string prototype.
12216 (fix_string_type): Support char16_t* and char32_t*.
12217 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12218 derivative) nodes. Register as builtin if C++0x.
12219 (c_parse_error): Support CPP_CHAR{16,32}.
12220 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12221 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12222 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12223 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12224 CTI_CHAR32_ARRAY_TYPE>: New elements.
12225 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12226 char32_type_node, signed_char32_type_node, char16_array_type_node,
12227 char32_array_type_node): New defines.
12228 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12229 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12230 (lex_string): Support CPP_STRING{16,32}, match updated
12231 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12232 (lex_charconst): Support CPP_CHAR{16,32}.
12233 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12234 and CPP_STRING{16,32}.
12236 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12239 * aclocal.m4: Regenerate.
12240 * configure: Regenerate.
12242 2008-04-18 Jan Hubicka <jh@suse.cz>
12244 * except.c (dw2_size_of_call_site_table,
12245 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12247 * cgraphbuild.c (build_cgraph_edges): Update.
12248 * tree-pass.h: Update comment.
12249 * final.c (leaf_function_p): Update.
12250 (leaf_renumber_regs): Update.
12251 (rest_of_clean_state): Update.
12252 * omp-low.c (expand_omp_parallel): Update.
12253 * ipa-reference.c (analyze_function): Update.
12254 * reorg.c (find_end_label): Update.
12255 (optimize_skip): Update.
12256 (fill_simple_delay_slots): Update.
12257 (fill_simple_delay_slots): Update.
12258 (make_return_insns): Update.
12259 (dbr_schedule): Update.
12260 * gimple-low.c (record_vars_into): Update.
12261 * cfgbuild.c (make_edges): Update.
12262 * function.c (assign_stack_local): Update.
12263 (assign_parm_adjust_stack_rtl): Update.
12264 (locate_and_pad_parm): Update.
12265 (allocate_struct_function): Do not initialize stack_alignment_needed
12266 and preferred_stack_boundary here.
12267 (stack_protect_prologue): Update.
12268 (stack_protect_epilogue): Update.
12269 (expand_function_start): Initialize stack_alignment_needed,
12270 preferred_stack_boundary and max_jumptable_ents.
12271 (expand_function_end): Update.
12272 (free_after_compilation): Do not NULLify epilogue_delay_list.
12273 * function.h (struct rtl_data): Add stack_protect_guard,
12274 stack_alignment_needed,
12275 preferred_stack_boundary, epilogue_delay_list.
12276 (struct function): Remove value_histograms, stack_alignment_needed,
12277 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12279 unexpanded_var_list, stack_protect_guard.
12280 (current_function_epilogue_delay_list): Remove.
12281 * ipa-type-escape.c (analyze_function): Update.
12282 * gimplify.c (pop_gimplify_context): Update comment.
12283 * calls.c (expand_call): Update.
12284 (emit_library_call_value_1): Update.
12285 * except.c (set_nothrow_function_flags): Update.
12286 * cfgexpand.c (get_decl_align_unit): Update.
12287 (create_stack_guard): Update.
12288 (estimated_stack_frame_size): Update.
12289 (expand_used_vars): Update.
12290 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12291 * explow.c (allocate_dynamic_stack_space): Update.
12292 * tree-ssa-live.c (remove_unused_locals): Update.
12293 * varasm.c (mark_constant_pool): Update.
12294 * tree-inline.c (remap_decls): Update.
12295 (initialize_cfun): Update.
12296 (declare_return_variable): Update.
12297 (inline_forbidden_p): Update.
12298 (expand_call_inline): Update.
12299 (declare_inline_vars): Update.
12300 (tree_function_versioning): Update.
12301 * tree-flow.h (value_histograms): New.
12302 (VALUE_HISTOGRAMS): New macro.
12303 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12305 * tree-cfg.c (set_bb_for_stmt): Update.
12306 (replace_by_duplicate_decl): Update.
12307 (move_block_to_fn): Update.
12308 (new_label_mapper): Update.
12309 (dump_function_to_file): Update.
12310 * ipa-struct-reorg.c (build_data_structure): Update.
12311 * cfgrtl.c (print_rtl_with_bb): Update.
12312 * reload1.c (reload): Update.
12314 * config/i386/i386.c (setup_incoming_varargs_64,
12315 ix86_compute_frame_layout): Update.
12316 * config/arc/arc.c (arc_output_function_epilogue): Update.
12318 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12320 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12321 for FreeBSD as well.
12322 * gthr-posix95.h: Likewise.
12324 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12326 PR rtl-optimization/35838
12327 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12328 out the byte offset of the first subreg.
12330 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12332 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12333 to split_ti instead of three separate calls with single member arrays.
12334 (subti3 splitter): Ditto.
12335 (adddi3 splitter): Ditto with split_di.
12336 (subdi3 splitter): Ditto.
12337 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12338 two separate calls with single member arrays. Swap match_dup
12339 operands 1 and 2 to better fit into the array.
12340 (negdi2 splitter): Ditto with split_di.
12341 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12342 two separate calls with single member arrays. Swap match_dup operands
12343 6 and 7 to better fit into the array.
12345 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12347 * config/i386/i386.c (sse_builtin_type): New.
12348 (bdesc_sse_args): Likewise.
12349 (bdesc_sse_3arg): Removed.
12350 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12351 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12352 IX86_BUILTIN_ROUNDPS.
12353 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12354 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12355 IX86_BUILTIN_ROUNDPS.
12356 (ix86_expand_sse_4_operands_builtin): Removed.
12357 (ix86_expand_sse_operands_builtin): New.
12358 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12359 and CODE_FOR_sse4_1_roundps.
12360 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12361 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12363 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12366 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12367 regs before frame pop when needed. If use_backchain_to_restore_sp
12368 then load backchain into a temp reg to restore vr and vrsave. Add
12369 code to restore vr after frame pop if possible.
12371 2008-04-17 Richard Guenther <rguenther@suse.de>
12373 * tree-vn.c (expressions_equal_p): Do not check type
12374 equality or compatibility before calling operand_equal_p.
12375 * fold-const.c (operand_equal_p): Check equivalence of
12376 integer constants before bailing out due to signedness or
12377 precision differences.
12378 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12379 spurious differences in type qualification. Ignore types
12380 for COMPONENT_REFs at all.
12382 2008-04-17 Christian Bruel <christian.bruel@st.com>
12384 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12385 msw_skip comparison.
12387 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12390 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12393 PR tree-optimization/35899
12394 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12395 rather than TREE_OPERAND.
12397 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12400 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12401 temporary registers. Change operand predicate to general_operand.
12402 (remainderxf3): Ditto.
12404 2008-04-16 Richard Guenther <rguenther@suse.de>
12406 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12407 * tree-affine.c (aff_combination_expand): Look through some
12410 2008-04-15 Doug Kwan <dougkwan@google.com>
12412 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12414 * tree-pretty-print.c (dump_generic_node): Ditto.
12415 * final.c (output_addr_const): Ditto.
12416 * dwarf2out.c (output_cfi): Ditto.
12417 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12418 * print-rtl.c (print_rtx): Ditto.
12419 * print-tree.c (print_node_brief, print_node): Ditto.
12420 * c-common.c (match_case_to_enum_1): Ditto.
12421 * sched-vis.c (print_value): Ditto.
12422 * config/i386/i386.c (print_operand): Cast to long unsigned int
12425 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12426 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12427 MS Windows VirtualProtect function.
12429 2008-04-15 Jan Hubicka <jh@suse.cz>
12431 * gengtype.c (write_root): Param_is argument is OK.
12432 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12433 * function.h: Include varray.h
12434 (rtl_eh): New stucture based on except.c one.
12435 (call_site_record): New forward declaration and vector type.
12436 * calls.c (emit_call_1): Do not call
12437 note_current_region_may_contain_throw.
12438 * except.c (eh_status): Remove cur_region, try_region since they are
12440 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12441 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12442 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12443 Remove call_site_data_used, call_site_data_size.
12444 Turn call_site_record into vector in function.h.
12445 (note_current_region_may_contain_throw): Remove.
12446 (get_exception_pointer, get_exception_filter): Do not take struct
12447 function argument; update.
12448 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12449 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12450 build_post_landing_pads, dw2_build_landing_pads,
12451 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12452 sjlj_emit_function_enter, sjlj_emit_function_enter,
12453 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12454 sjlj_build_landing_pads, finish_eh_generation,
12455 remove_exception_handler_label, remove_eh_handler,
12456 maybe_remove_eh_handler, add_reachable_handler,
12457 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12458 add_action_record, collect_one_action_chain, add_call_site,
12459 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12460 sjlj_output_call_site_table, output_function_exception_table,
12461 * except.h (note_current_region_may_contain_throw): Remove
12462 (get_exception_pointer, get_exception_filter): Do not take struct
12464 * Makefile.in (GTFILES): Put varargs before struct function.
12466 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12468 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12469 punt for STRING_CST.
12470 (get_constraint_for): Deal with STRING_CST here instead.
12472 2008-04-15 Richard Guenther <rguenther@suse.de>
12474 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12475 statements in a basic-block with a backward walk. Do not
12476 substitute into dead statements but instead remove those.
12478 2008-04-15 Richard Guenther <rguenther@suse.de>
12480 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12481 to zero, thus disable creation of SFTs.
12483 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12485 * tree-predcom.c (suitable_reference_p): Return false if the
12486 reference can throw.
12488 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12491 * c-decl.c (finish_decl): If extern or static var has variable
12492 size, set TREE_TYPE (decl) to error_mark_node.
12494 2008-04-15 Rafael Espindola <espindola@google.com>
12496 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12499 2008-04-15 Richard Guenther <rguenther@suse.de>
12501 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12502 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12503 (visit_reference_op_load): Do walk vuse-vdef chains on
12504 vn_reference_lookup.
12505 (visit_reference_op_store): But do not here.
12506 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12507 vn_reference_lookup.
12508 (vn_lookup_with_vuses): But do so here.
12510 2008-04-14 Ian Lance Taylor <iant@google.com>
12512 * fold-const.c (fold_overflow_warning): Remove assertion.
12514 2008-04-15 Ben Elliston <bje@au.ibm.com>
12516 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12517 temp1 local variables.
12519 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12522 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12523 ".text.unlikely" section as executable.
12525 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12527 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12528 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12529 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12530 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12531 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12532 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12533 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12535 2008-04-14 Ian Lance Taylor <iant@google.com>
12537 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12538 * fold-const.c (fold_comparison): If appropriate, test
12539 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12540 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12541 reassociating a pointer type.
12542 * doc/invoke.texi (Optimize Options): Document that
12543 -fstrict-overflow applies to pointer wraparound.
12545 2008-04-13 Jan Hubicka <jh@suse.cz>
12547 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12549 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12551 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12552 we are going to "save the world".
12554 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12556 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12557 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12558 operand 0 constraint, not "=".
12560 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12562 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12564 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12566 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12567 of size of positions_needed * CHAR_BIT.
12569 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12571 PR middle-end/35897
12572 * dse.c (store_info): Change positions_needed to unsigned
12574 (lowpart_bitmask): New.
12575 (record_store): Cast to unsigned HOST_WIDE_INT for
12576 positions_needed. Assert width <= size of positions_needed *
12577 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12578 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12579 lowpart_bitmask to set mask.
12581 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12583 * config/bfin/constraints.md: New file.
12584 * config/bfin/bfin.md: Include it.
12585 (adddi3): Use satisfies_constraint functions instead of the old macros.
12586 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12587 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12588 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12589 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12590 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12591 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12592 EXTRA_CONSTRAINT): Delete.
12593 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12594 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12596 * config/bfin/bfin.c: Include "tm-constrs.h".
12597 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12598 Use satisfies_constraint functions instead of the old macros.
12599 * doc/md.texi (Blackfin Constraints): Update file name reference.
12601 2008-04-11 Richard Guenther <rguenther@suse.de>
12603 PR tree-optimization/35869
12604 * tree-vrp.c (execute_vrp): Move switch statement update after
12605 jump threading. Schedule another cfg cleanup run.
12607 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12610 * attribs.c (decl_attributes): Return early on errorneous node.
12612 2008-04-10 Oleg Ryjkov <olegr@google.com>
12614 * tree.h (struct tree_base): Added a new flag default_def_flag.
12615 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12617 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12619 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12621 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12624 * pa.md: Define mode iterator P. Define mode attribute dwc.
12625 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12626 (icacheflush): Likewise.
12627 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12628 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12630 2008-04-11 Ben Elliston <bje@au.ibm.com>
12632 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12634 2008-04-10 Rafael Espindola <espindola@google.com>
12636 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12637 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12638 (extract_range_from_expr): The same.
12640 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12642 * config/mips/mips.md (GPR2): New mode iterator.
12643 (seq): Add comment.
12644 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12645 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12646 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12647 Rewrite these to take two modes, the mode of comparison and the
12648 mode of the destination.
12649 * config/mips/mips.c (mips_expand_scc): Instead of having
12650 paradoxical subreg as destination, expand "narrowing" scc if mode
12651 of comparison is SI and target is requested in DI mode.
12652 (mips_emit_int_order_test): Update comment. Make mode of
12653 comparison match CMP0 rather than TARGET. When creating inverse
12654 target use mode of TARGET.
12656 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12658 * gcov-dump.c (tag_summary): Only print summaries for the first
12659 GCOV_COUNTERS_SUMMABLE counters.
12661 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12663 * config/i386/i386.md (absneg): New code iterator.
12664 (absnegprefix): New code attribute.
12665 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12666 patterns using absneg code iterator.
12667 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12668 using absneg code iterator.
12669 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12670 *neg<mode>2 patterns using absneg code iterator.
12671 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12672 *negextendsfdf2 patterns using absneg code iterator.
12673 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12674 *negextendsfxf2 patterns using absneg code iterator.
12675 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12676 *negextendsfdf2 patterns using absneg code iterator.
12677 * config/i386/sse.md (<code><mode>2): Macroize expander from
12678 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12680 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12682 * config/s390/s390.h: Remove the remains of the recent search
12683 & replace action of current_function_outgoing_args_size.
12685 2008-04-10 Ira Rosen <irar@il.ibm.com>
12687 PR tree-optimization/35821
12688 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12689 NEW_STMT_LIST is not NULL.
12691 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12694 * toplev.c (process_options): Remove -ffunction-sections debugging
12697 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12699 PR middle-end/PR28690
12700 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12701 than gen_rtx_fmt_ee to perform more canonicalizations.
12703 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12706 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12708 2008-04-09 Richard Guenther <rguenther@suse.de>
12710 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12711 (dump_function_to_file): Dump function arguments with types.
12713 2008-04-08 Richard Guenther <rguenther@suse.de>
12715 * fold-const.c (fold_widened_comparison): Do not allow
12716 sign-changes that change the result.
12718 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12721 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12722 kinds of indirect references.
12724 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12726 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12727 GNU Fortran language string.
12729 2008-04-08 Rafael Espindola <espindola@google.com>
12731 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12732 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12733 * tree.h (tree_call_nonnegative_warnv_p): New.
12735 2008-04-08 Jan Hubicka <jh@suse.cz>
12737 * function.c (free_after_compilation): Clear out regno_reg_rtx
12740 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12743 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12745 PR middle-end/PR28690
12746 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12747 same precedence as REG_POINTER and MEM_POINTER operands.
12749 2008-04-08 Richard Guenther <rguenther@suse.de>
12751 PR middle-end/35834
12752 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12753 for adding index to base.
12755 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12757 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12758 (MINGW_ENABLE_EXECUTE_STACK): New.
12759 (IN_LIBGCC2): For libgcc include windows.h file for
12760 function declarations.
12762 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12764 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12765 and tem2 if tem1 is not a REG or MULT.
12767 2008-04-08 Jan Hubicka <jh@suse.cz>
12769 * function.h (incomming_args): Break out of struct function.
12770 (function_subsections): Break out of struct function.
12771 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12772 return_rtx and hard_reg_initial_vals from struct function.
12773 Kill inl_max_label_num.
12774 (current_function_pops_args, current_function_args_info,
12775 current_function_args_size, current_function_args_size,
12776 current_function_pretend_args_size,
12777 current_function_outgoing_args_size,
12778 current_function_internal_arg_pointer, current_function_return_rtx):
12779 Kill compatibility accestor macros.
12780 * builtins.c (expand_builtin_apply_args_1): Update.
12781 (expand_builtin_next_arg): Update.
12782 * df-scan.c (df_get_call_refs): Update.
12783 * dbxout.c (dbxout_function_end): Update.
12784 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12785 (output_line_info): Update.
12786 (secname_for_decl): Update.
12787 (dwarf2out_var_location): Update.
12788 * function.c (free_after_compilation): Update.
12789 (assign_parm_find_stack_rtl): Update.
12790 (assign_parms): Update.
12791 (expand_dummy_function_end): Update.
12792 (expand_function_end): Update.
12793 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12794 (expand_call): Update.
12795 (emit_library_call_value_1): Update.
12796 (store_one_arg): Update.
12797 * varasm.c (initialize_cold_section_name): Update.
12798 (unlikely_text_section): Update.
12799 (unlikely_text_section_p): Update.
12800 (assemble_start_function): Update.
12801 (assemble_end_function): Update.
12802 (default_section_type_flags): Update.
12803 (switch_to_section): Update.
12804 * integrate.c (set_decl_abstract_flags): Update.
12805 (get_hard_reg_initial_val): Update.
12806 (has_hard_reg_initial_val): Update.
12807 (allocate_initial_values): Update.
12808 * resource.c (init_resource_info): Update.
12809 * config/alpha/alpha.c (NUM_ARGS): Update.
12810 (direct_return): Update.
12811 (alpha_va_start): Update.
12812 (alpha_sa_size): Update.
12813 (alpha_initial_elimination_offset): Update.
12814 (alpha_expand_prologue): Update.
12815 (alpha_start_function): Update.
12816 (alpha_expand_epilogue): Update.
12817 (unicosmk_initial_elimination_offset):
12818 * config/alpha/alpha.md (call expander): Update.
12819 * config/s390/s390.c (s390_register_info): Update.
12820 (s390_register_info): Update.
12821 (s390_frame_info): Update.
12822 (s390_initial_elimination_offset): Update.
12823 (s390_build_builtin_va_list): Update.
12824 (s390_va_start): Update.
12825 * config/spu/spu.c (direct_return): Update.
12826 (spu_expand_prologue): Update.
12827 (spu_initial_elimination_offset): Update.
12828 (spu_build_builtin_va_list): Update.
12829 (spu_va_start): Update.
12830 * config/sparc/sparc.c (sparc_init_modes): Update.
12831 (sparc_compute_frame_size): Update.
12832 (function_value): Update.
12833 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12834 * config/i386/i386.md (return expander): Update.
12835 * config/i386/i386.c (ix86_va_start): Update.
12836 (ix86_can_use_return_insn_p): Update.
12837 (ix86_compute_frame_layout): Update.
12838 (ix86_expand_epilogue): Update.
12839 * config/sh/sh.c (output_stack_adjust): Update.
12840 (calc_live_regs): Update.
12841 (sh_expand_prologue): Update.
12842 (sh_builtin_saveregs): Update.
12843 (sh_va_start): Update.
12844 (initial_elimination_offset): Update.
12845 (sh_allocate_initial_value): Update.
12846 (sh_function_ok_for_sibcall): Update.
12847 (sh_get_pr_initial_val): Update.
12848 * config/sh/sh.md (return expander): Update.
12849 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12850 * config/crx/crx.c (crx_compute_frame): UPdate.
12851 (crx_initial_elimination_offset): UPdate.
12852 * config/xtensa/xtensa.c (compute_frame_size): Update
12853 (xtensa_builtin_saveregs): Update.
12854 (xtensa_va_start): Update.
12855 (order_regs_for_local_alloc): Update.
12856 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12857 (xstormy16_expand_builtin_va_start): Update.
12858 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12859 * config/m68hc11/m68hc11.md (return expanders): Update.
12860 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12861 (expand_epilogue): Update.
12862 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12863 (cris_simple_epilogue): Update.
12864 (cris_expand_prologue): Update.
12865 (cris_expand_epilogue): Update.
12866 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12867 (compute_frame_size): Update.
12868 * config/mt/mt.c (mt_compute_frame_size): Update.
12869 * config/mn10300/mn10300.c (expand_prologue): Update.
12870 (expand_epilogue): Update.
12871 (initial_offset): Update.
12872 (mn10300_builtin_saveregs):
12873 * config/mn10300/mn10300.md (return expander): Update.
12874 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12875 (ia64_initial_elimination_offset): Update.
12876 (ia64_initial_elimination_offset): Update.
12877 (ia64_expand_prologue): Update.
12878 * config/m68k/m68k.md (return expander): Update.
12879 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12880 (rs6000_stack_info): Update.
12881 * config/mcore/mcore.c (layout_mcore_frame): Update.
12882 (mcore_expand_prolog): Update.
12883 * config/arc/arc.c (arc_compute_frame_size): Update.
12884 * config/score/score3.c (score3_compute_frame_size): Update.
12885 * config/score/score7.c (score7_compute_frame_size): Update.
12886 * config/arm/arm.c (use_return_insn): Update.
12887 (thumb_find_work_register): Update.
12888 (arm_compute_save_reg_mask): Update.
12889 (arm_output_function_prologue): Update.
12890 (arm_output_epilogue): Update.
12891 (arm_size_return_regs): Update.
12892 (arm_get_frame_offsets): Update.
12893 (arm_expand_prologue): Update.
12894 (thumb_exit): Update.
12895 (thumb_unexpanded_epilogue): Update.
12896 (thumb1_output_function_prologue): Update.
12897 * config/pa/pa.md (return expander): Update.
12898 * config/pa/pa.c (compute_frame_size): Update.
12899 (hppa_builtin_saveregs): Update.
12900 * config/mips/mips.c (mips_va_start): Update.
12901 (mips16_build_function_stub): Update.
12902 (mips_compute_frame_info): Update.
12903 (mips_restore_gp): Update.
12904 (mips_output_function_prologue): Update.
12905 (mips_expand_prologue): Update.
12906 * config/v850/v850.c (compute_frame_size): Update.
12907 (expand_prologue): * config/mmix/mmix.c (along): update.
12908 (mmix_initial_elimination_offset): update.
12909 (mmix_reorg): update.
12910 (mmix_use_simple_return): update.
12911 (mmix_expand_prologue): update.
12912 (mmix_expand_epilogue): Update.
12913 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12914 (emit_link_insn): Update.
12916 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12918 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12919 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12921 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12924 2008-04-07 Jan Hubicka <jh@suse.cz>
12926 * function.h (rtl): Rename to x_rtl.
12927 (crtl): New define.
12928 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12929 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12930 used_temp_slots avail_temp_slots, temp_slot_level,
12931 nonlocal_goto_handler_labels): Update accesstors.
12932 (rtl): New global variable.
12933 (struct function): Move some fileds to rtl_data.
12934 (get_arg_pointer_save_area): Update prototype.
12935 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12936 get_arg_pointer_save_area.
12937 * expr.c (init_expr): Update
12938 * function.c (get_frame_size): Update
12939 (assign_stack_local): Update
12940 (expand_function_end): Update.
12941 (get_art_pointer_save_area): Update
12943 * emit-rtl.c (rtl): Declare.
12944 (regno_reg_rtx): Declare.
12945 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12947 (gen_reg_rtx): Update.
12948 * varasm.c (n_deferred_constatns): Update accestor.
12949 (init_varasm_status): Do not allocate varasm_status.
12950 (force_const_mem, get_pool_size, output_constant_pool): Update.
12951 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12952 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12953 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12954 * sparc/sparc.h (INIT_EXPANDERS): Update.
12955 * ia64/ia64.h (INIT_EXPANDERS): Update.
12957 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12959 * reload.c (push_secondary_reload): Add missing break to for loop.
12961 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12963 PR middle-end/PR28690
12964 * rtlanal.c: Update copyright years.
12965 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12966 as REG_POINTER and MEM_POINTER operands.
12967 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12968 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12969 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12970 * gcse.c: Update copyright years.
12971 (pre_delete): Call gen_reg_rtx_and_attrs.
12972 (hoist_code): Likewise.
12973 (build_store_vectors): Likewise.
12974 (delete_store): Likewise.
12975 * loop-invariant.c (move_invariant_reg): Likewise.
12976 Update copyright years.
12978 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12980 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12981 control string instead of quoted.
12983 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12985 * doc/rtl.texi: Rewrite of subreg section.
12987 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12990 * config/i386/i386.c (legitimize_pic_address): Add treating
12991 of dllimport SYM_REF's.
12992 (legitimize_dllimport_symbol): Add prototype.
12994 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12996 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12997 reference in constructor with non self-referential type.
12999 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
13001 Removal of Return with Depressed Stack Pointer support
13002 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
13003 (ECF_SP_DEPRESSED): Likewise.
13004 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
13005 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
13006 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13007 (expand_call): Do not test ECF_SP_DEPRESSED.
13008 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13009 * function.c (keep_stack_depressed): Delete.
13010 (handle_epilogue_set): Likewise.
13011 (update_epilogue_consts): Likewise.
13012 (emit_equiv_load): Likewise.
13013 (thread_prologue_and_epilogue_insns): Remove support for Return with
13014 Depressed Stack Pointer.
13015 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13017 2008-04-06 Richard Guenther <rguenther@suse.de>
13019 PR tree-optimization/35400
13020 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
13021 information from SSA_NAMEs.
13023 2008-04-06 Anatoly Sokolov <aesok@post.ru>
13025 * config/avr/avr.h (avr_mega_p): Remove declaration.
13026 (AVR_MEGA): Remove macro.
13027 * config/avr/avr.c (avr_mega_p): Remove variable.
13028 (avr_override_options): Remove inicializion of avr_mega_p.
13029 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13030 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13031 (avr_jump_mode): (Ditto.).
13032 (avr_output_progmem_section_asm_op): (Ditto.).
13033 (avr_asm_init_sections): (Ditto.).
13034 (avr_asm_init_sections): (Ditto.).
13035 (avr_rtx_costs): (Ditto.).
13036 * config/avr/avr.md: (Ditto.).
13037 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13040 2008-04-06 Richard Guenther <rguenther@suse.de>
13042 PR tree-optimization/35842
13043 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13044 is_gimple_invariant_address.
13046 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13048 * gcc.c (default_compilers): Sync Fortran extensions list with
13049 that in fortran/lang-specs.h.
13050 * doc/invoke.texi: Likewise.
13051 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13052 * dwarf2out.c (gen_compile_unit_die): Likewise.
13054 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13056 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13058 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13061 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13062 attribute is used for nested functions.
13064 2008-04-05 Jan Hubicka <jh@suse.cz>
13066 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13068 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13070 (dump_files): Update.
13071 (enable_rtl_dump_file): Do not accept letter argument.
13072 * tree-pass.h (dump_file_info): Remove letter argument.
13073 * toplev.c (decode_d_option): Update -da handling.
13074 * toplev.h (enable_rtl_dump_file): Update prototype.
13075 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13076 it out based on pass type.
13077 (register_dump_files_1): Likewise.
13078 (init_optimization_passes): Update register_one_dump_file calls.
13079 (execute_one_pass): Sanity check that IPA passes are called at IPA
13080 level and RTL passes at RTL level.
13081 (execute_pass_list): IPA pass can not be after or subpass of
13083 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13084 disallov RTL subpasses of IPA subpasses.
13086 2008-04-05 Ben Elliston <bje@au.ibm.com>
13088 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13089 builtins that return exactly once and do not throw. Cache call to
13092 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13094 PR rtl-optimization/34916
13095 PR middle-end/35519
13096 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13097 between instruction pairs.
13099 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13101 * doc/invoke.texi: Document -mbitops for SH.
13102 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13103 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13104 * config/sh/sh.c (print_operand): Add %t operand code.
13105 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13106 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13107 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13108 (extendqihi2): Likewise.
13109 (movqi_i): Likewise.
13110 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13111 (extv): Use bld instruction for SH2A if possible.
13113 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13114 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13115 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13116 (bset.b, bclr.b): Define peepholes.
13117 * config/sh/sh.opt (mbitops): New option.
13119 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13122 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13123 and view convert expression.
13125 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13128 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13130 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13132 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13134 * config/i386/cpuid.h (bit_AES): New.
13135 (bit_PCLMUL): Likewise.
13137 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13138 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13139 SSE2 if AES or PCLMUL is enabled.
13140 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13141 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13142 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13143 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13144 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13145 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13146 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13147 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13148 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13149 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13150 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13151 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13152 __builtin_ia32_aeskeygenassist128 and
13153 __builtin_ia32_pclmulqdq128.
13154 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13155 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13156 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13158 * config/i386/i386.h (TARGET_AES): New.
13159 (TARGET_PCLMUL): Likewise.
13160 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13162 * config/i386/i386.md (UNSPEC_AESENC): New.
13163 (UNSPEC_AESENCLAST): Likewise.
13164 (UNSPEC_AESDEC): Likewise.
13165 (UNSPEC_AESDECLAST): Likewise.
13166 (UNSPEC_AESIMC): Likewise.
13167 (UNSPEC_AESKEYGENASSIST): Likewise.
13168 (UNSPEC_PCLMUL): Likewise.
13170 * config/i386/i386.opt (maes): New.
13171 (mpclmul): Likewise.
13173 * config/i386/sse.md (aesenc): New pattern.
13174 (aesenclast): Likewise.
13175 (aesdec): Likewise.
13176 (aesdeclast): Likewise.
13177 (aesimc): Likewise.
13178 (aeskeygenassist): Likewise.
13179 (pclmulqdq): Likewise.
13181 * config/i386/wmmintrin.h: New.
13183 * doc/extend.texi: Document AES and PCLMUL built-in function.
13185 * doc/invoke.texi: Document -maes and -mpclmul.
13187 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13189 * function.c (free_after_parsing): Replace with
13190 cxx_push_function_context from C++ front-end.
13191 (allocate_struct_function): Don't call langhook.
13192 * langhooks.h (struct lang_hooks_for_functions): Delete.
13193 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13195 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13196 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13197 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13198 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13199 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13200 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13201 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13203 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13204 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13206 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13209 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13212 2008-04-04 Richard Guenther <rguenther@suse.de>
13214 PR middle-end/35823
13215 * fold-const.c (optimize_minmax_comparison): Use the correct
13216 type for the constant in the simplified comparison.
13218 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13220 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13221 Pass L2 size as "--param l2-cache-size" to the compiler.
13222 (decode_l2_cache): New function to decode L2 cache parameters using
13223 0x8000006 extended cpuid function.
13224 (detect_caches_amd): Determine parameters of L2 cache using
13225 decode_l2_caches function.
13226 (decode_caches_intel): Decode L2 cache parameters.
13227 (detect_caches_intel): Determine L2 cache parameters using
13228 decode_caches_intel and decode_l2_caches functions.
13230 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13232 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13233 secondary input reload for subword loads from the constant pool.
13235 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13238 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13239 constants of the appropriate size for runtime calculations.
13242 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13243 decimal-float literal constant zero.
13245 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13248 * c-parser.c (c_parser_omp_atomic): Call
13249 default_function_array_conversion on the RHS.
13251 PR middle-end/35818
13252 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13253 call is_variable_sized if decl has incomplete type.
13255 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13257 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13259 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13261 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13263 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13264 (sgt<u>): Merge sgt and sgtu into new expander.
13265 (sgt, sgtu): Remove expanders.
13266 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13267 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13268 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13269 *sgtu_<mode>_mips16 into new pattern.
13270 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13271 (sge<u>): Merge sge and sgeu into new expander.
13272 (sge, sgeu): Remove expanders.
13273 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13275 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13276 (slt<u>): Merge slt and sltu into new expander.
13277 (slt, sltu): Remove expanders.
13278 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13279 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13280 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13281 *sltu_<mode>_mips16 into new pattern.
13282 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13283 (sle<u>): Merge sle and sleu into new expander.
13284 (sle, sleu): Remove expanders.
13285 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13286 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13287 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13288 *sleu_<mode>_mips16 into new pattern.
13289 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13291 2008-04-03 Jan Hubicka <jh@suse.cz>
13293 PR tree-optimization/35795
13294 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13295 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13296 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13297 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13298 * score/score3.c (score3_output_mi_thunk): Likewise.
13299 * score/score7.c (score7_output_mi_thunk): Likewise.
13300 * mips/mips.c (mips_output_mi_thunk): Likewise.
13302 2008-04-03 Richard Guenther <rguenther@suse.de>
13304 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13305 conversions. Simplify code.
13307 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13309 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13311 2008-04-03 Tom Tromey <tromey@redhat.com>
13312 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13314 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13315 * config/bfin/t-bfin-linux (generated_files): Add
13316 linux-sysroot-suffix.h.
13317 * doc/install.texi (Prerequisites): Require make 3.80.
13318 * doc/sourcebuild.texi (Front End Directory): Document new
13320 * Makefile.in (generated_files): New variable.
13321 (ALL_HOST_OBJS): New variable.
13322 ($(ALL_HOST_OBJS)): New target.
13324 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13326 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13327 (remap_block): Call id->transform_lang_insert_block instead
13329 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13330 Set id.transform_lang_insert_block to NULL.
13331 (clone_body): Move to cp/optimize.c
13332 * tree-inline.h (struct copy_body_data): Change
13333 transform_lang_insert_block to function pointer.
13334 (copy_generic_body, copy_decl_no_change): Export.
13335 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13336 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13337 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13339 * c-tree.h (insert_block): Kill.
13340 * c-decl.c (insert_block): Kill.
13342 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13344 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13345 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13346 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13348 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13349 argument, call {push,pop}_function_context from here.
13350 * c-parser.c: Use c_{push,pop}_function_context.
13352 * function.c (push_function_context_to): Move meat ...
13353 (push_function_context): ... here. Simplify.
13354 * function.c (pop_function_context_from): Move meat ...
13355 (pop_function_context): ... here. Simplify.
13356 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13358 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13359 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13360 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13361 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13363 2008-04-03 Ben Elliston <bje@au.ibm.com>
13365 * expmed.c (extract_force_align_mem_bit_field): Remove.
13367 2008-04-03 Richard Guenther <rguenther@suse.de>
13369 PR middle-end/35800
13370 * expr.h (try_casesi): Adjust prototype.
13371 * expr.c (try_casesi): Take fallback label as extra parameter.
13372 Use that for gen_casesi if default_label is NULL.
13373 * stmt.c (expand_case): Pass fallback label to try_casesi,
13374 make sure to fill gaps with a fallback label if default_label
13377 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13380 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13382 2008-04-03 Ben Elliston <bje@au.ibm.com>
13384 * expmed.c (extract_split_bit_field): Remove if (0) code.
13385 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13386 (do_ds_constraint): Likewise.
13388 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13390 * doc/cppopts.texi (-dU): Document.
13391 * c-common.h (flag_dump_macros): Update comment.
13392 * c-opts.c (handle_OPT_d): Handle -dU.
13393 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13394 dump_queued_macros, cb_used_define, cb_used_undef): New.
13395 (init_pp_output): Handle -dU.
13396 (cb_line_change): Call dump_queued_macros.
13397 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13399 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13401 * config/avr/predicates.md (io_address_operand): New predicate.
13402 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13403 * config/avr/avr.c (avr_io_address_p): Remove function.
13404 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13405 'avr_io_address_p' function.
13406 (out_movhi_r_mr): (Ditto.).
13407 (out_movqi_mr_r): (Ditto.).
13408 (out_movhi_mr_r): (Ditto.).
13409 (avr_address_cost): (Ditto.).
13411 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13413 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13414 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13415 in 32bit mode when XMM registers are available to avoid store
13417 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13418 corresponding post-reload splitters.
13420 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13422 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13423 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13424 __builtin_ia32_roundss.
13425 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13426 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13427 __builtin_ia32_roundss.
13428 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13429 IX86_BUILTIN_SHUFPD here.
13431 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13433 * config/i386/i386.md (plogic): New.
13434 (plogicprefix): Likewise.
13436 * config/i386/mmx.md (mmx_<code><mode>3): New.
13437 (mmx_and<mode>3): Removed.
13438 (mmx_ior<mode>3): Likewise.
13439 (mmx_xor<mode>3): Likewise.
13441 * config/i386/sse.md (<code><mode>3): New.
13442 (*<code><mode>3): Likewise.
13443 (*<code><mode>3): Likewise.
13444 (<code><mode>3): Likewise.
13445 (*sse_<code><mode>3): Likewise.
13446 (*sse2_<code><mode>3): Likewise.
13447 (<code>tf3): Likewise.
13448 (*<code>tf3): Likewise.
13449 (and<mode>3): Likewise.
13450 (*and<mode>3): Likewise.
13451 (ior<mode>3): Removed.
13452 (*ior<mode>3): Likewise.
13453 (xor<mode>3): Likewise.
13454 (*xor<mode>3): Likewise.
13455 (*and<mode>3): Likewise.
13456 (*ior<mode>3): Likewise.
13457 (*xor<mode>3): Likewise.
13458 (and<mode>3): Likewise.
13459 (*sse_and<mode>3): Likewise.
13460 (*sse2_and<mode>3): Likewise.
13461 (andtf3): Likewise.
13462 (*andtf3): Likewise.
13463 (ior<mode>3): Likewise.
13464 (*sse_ior<mode>3): Likewise.
13465 (*sse2_ior<mode>3): Likewise.
13466 (iortf3): Likewise.
13467 (*iortf3): Likewise.
13468 (xor<mode>3): Likewise.
13469 (*sse_xor<mode>3): Likewise.
13470 (*sse2_xor<mode>3): Likewise.
13471 (xortf3): Likewise.
13472 (*xortf3): Likewise.
13474 2008-04-02 Richard Guenther <rguenther@suse.de>
13476 PR tree-optimization/14495
13477 PR tree-optimization/34793
13478 * tree-vrp.c (struct switch_update): New structure.
13479 (to_remove_edges, to_update_switch_stmts): New VECs.
13480 (simplify_switch_using_ranges): New function. Remove not taken
13481 case labels and edges.
13482 (simplify_stmt_using_ranges): Call it.
13483 (identify_jump_threads): Mark edges we have queued for removal
13484 so we don't thread them.
13485 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13487 * tree-cfg.c (group_case_labels): Deal with missing default label.
13488 (tree_verify_flow_info): Allow missing default label.
13489 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13490 (emit_case_nodes): Likewise.
13491 (expand_case): Do not rely on the default label to be present.
13492 * expr.c (try_casesi): Deal with NULL default_label.
13493 (do_tablejump): Likewise.
13495 2008-04-02 Richard Guenther <rguenther@suse.de>
13497 PR tree-optimization/14495
13498 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13499 SWITCH_EXPR here ...
13500 (vrp_visit_switch_stmt): ... but here (new function).
13501 (find_case_label_index): New helper function.
13502 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13504 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13506 * fwprop.c: Fix ISO-C99ism.
13508 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13511 * Makefile.in (objdir): Set it here.
13512 * configure.ac: Not here. Find dynamic linker characteristics.
13513 * exec-tool.in: Use them.
13514 * aclocal.m4: Regenerate.
13515 * configure: Regenerate.
13517 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13519 * expr.c (expand_var): Delete it.
13520 * expr.h (expand_var): Delete prototype.
13521 * function.c (expand_function_start): Use expand_decl instead.
13522 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13525 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13527 PR rtl-optimization/35542
13528 * fwprop.c (forward_propagate_and_simplify): Replace
13529 loc_reg_mentioned_in_p with reg_mentioned_p.
13531 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13533 PR rtl-optimization/35281
13534 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13535 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13536 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13537 (varying_mem_p): Move above propagate_rtx.
13538 (all_uses_available_at): Do not check MEMs.
13540 2008-04-02 Rafael Espindola <espindola@google.com>
13542 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13543 (register_edge_assert_for_2): Split the cond argument.
13544 (register_edge_assert_for_1): Adjust for the change in
13545 register_edge_assert_for_2.
13546 (register_edge_assert_for): Split the cond argument.
13547 (find_switch_asserts): Adjust for the change in
13548 register_edge_assert_for.
13550 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13552 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13553 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13554 offsets for 64-bit mingw.
13555 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13556 abi for x86_64-pc-mingw.
13558 2008-04-02 Richard Guenther <rguenther@suse.de>
13560 * tree-vrp.c (extract_range_from_assert): Make sure to not
13561 produce range min/max with TREE_OVERFOW set.
13562 If merging a anti-range and a range keep the anti-range if
13563 the range covers all values of the type.
13564 (register_edge_assert_for_2): Only allow sign-changing
13565 conversions in detecting canonical range checks. Also
13566 register an assert for the unsigned name if useful.
13568 PR tree-optimization/35787
13569 * tree-vrp.c (vrp_val_max): New function.
13570 (vrp_val_min): Likewise.
13571 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13572 (vrp_val_is_min): Likewise.
13573 (supports_overflow_infinity): Use vrp_val_{min,max}.
13574 (negative_overflow_infinity): Likewise.
13575 (positive_overflow_infinity): Likewise.
13576 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13577 (is_positive_overflow_infinity): Likewise.
13578 (is_overflow_infinity): Likewise.
13579 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13580 vrp_val_is_{min,max}.
13581 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13582 to ranges if possible. Avoid empty ranges.
13584 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13586 PR middle-end/35705
13587 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13588 the expression is a function address.
13590 2008-04-01 George Helffrich <george@gcc.gnu.org>
13592 PR fortran/35154, fortran/23057
13593 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13594 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13595 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13596 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13598 (dbxout_syms): Check for COMMON-based symbol and wrap in
13599 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13600 in bracket for efficiency.
13602 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13603 using DW_TAG_common_block + member offset.
13604 (add_pubname_string): New function.
13605 (dw_expand_expr): New function to find block name and offset for
13607 (common_check): New function to check whether symbol in Fortran COMMON.
13608 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13610 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13613 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13615 2008-04-02 Ben Elliston <bje@au.ibm.com>
13617 * config/v850/v850.md (casesi): Remove if (0) code.
13618 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13619 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13621 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13623 * config/i386/i386.md (rex64suffix): New mode attribute.
13624 (floathi<mode>2): Disable expander for SSE math.
13625 (*floathi<mode>2_1): New insn insn_and_split pattern.
13626 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13627 corresponding post-reload splitters.
13628 (*floathi<mode>2_i387): New macroized insn pattern.
13629 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13630 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13631 insn_and_split pattern.
13632 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13633 New macroized instruction patterns and corresponding post-reload
13635 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13636 and corresponding post-reload splitters.
13637 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13638 New macroized instruction patterns.
13639 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13640 macroized instruction patterns and corresponding post-reload splitters.
13641 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13642 corresponding post-reload splitters.
13643 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13644 New macroized instruction patterns.
13645 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13646 corresponding post-reload splitters.
13647 (*floatsi<mode>2_i387): New macroized instruction patterns.
13649 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13651 * config/i386/i386.md (smaxmin): New.
13652 (umaxmin): Likewise.
13653 (maxminiprefix): Likewise.
13654 (maxminfprefix): Likewise.
13655 (<code><mode>3): Likewise.
13656 (smin<mode>3): Removed.
13657 (smax<mode>3): Likewise.
13659 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13660 (mmx_<code>v4hi3): Likewise.
13661 (mmx_<code>v8qi3): Likewise.
13662 (mmx_smaxv2sf3): Removed.
13663 (mmx_sminv2sf3): Likewise.
13664 (mmx_umaxv8qi3): Likewise.
13665 (mmx_smaxv4hi3): Likewise.
13666 (mmx_uminv8qi3): Likewise.
13667 (mmx_sminv4hi3): Likewise.
13669 * config/i386/sse.md (<addsub><mode>3): New.
13670 (*<addsub><mode>3): Likewise.
13671 (<sse>_vm<addsub><mode>3): Likewise.
13672 (<maxmin><mode>3): Likewise.
13673 (*<maxmin><mode>3_finite): Likewise.
13674 (*<maxmin><mode>3): Likewise.
13675 (<sse>_vm<maxmin><mode>3): Likewise.
13676 (sse3_h<addsub>v4sf3): Likewise.
13677 (sse3_h<addsub>v2df3): Likewise.
13678 (<maxmin>v16qi3): Likewise.
13679 (*<maxmin>v16qi3): Likewise.
13680 (<maxmin>v8hi3): Likewise.
13681 (*<maxmin>v8hi3): Likewise.
13682 (*sse4_1_<maxmin><mode>3): Likewise.
13683 (*sse4_1_<maxmin><mode>3): Likewise.
13684 (add<mode>3): Removed.
13685 (*add<mode>3): Likewise.
13686 (<sse>_vmadd<mode>3): Likewise.
13687 (sub<mode>3): Likewise.
13688 (*sub<mode>3): Likewise.
13689 (<sse>_vmsub<mode>3): Likewise.
13690 (smin<mode>3): Likewise.
13691 (*smin<mode>3_finite): Likewise.
13692 (*smin<mode>3): Likewise.
13693 (<sse>_vmsmin<mode>3): Likewise.
13694 (smax<mode>3): Likewise.
13695 (*smax<mode>3_finite): Likewise.
13696 (*smax<mode>3): Likewise.
13697 (<sse>_vmsmax<mode>3): Likewise.
13698 (sse3_haddv4sf3): Likewise.
13699 (sse3_haddv2df3): Likewise.
13700 (sse3_hsubv4sf3): Likewise.
13701 (sse3_hsubv2df3): Likewise.
13702 (umaxv16qi3): Likewise.
13703 (*umaxv16qi3): Likewise.
13704 (smaxv8hi3): Likewise.
13705 (*smaxv8hi3): Likewise.
13706 (*sse4_1_smax<mode>3): Likewise.
13707 (*sse4_1_umax<mode>3): Likewise.
13708 (uminv16qi3): Likewise.
13709 (*uminv16qi3): Likewise.
13710 (sminv8hi3): Likewise.
13711 (*sminv8hi3): Likewise.
13712 (*sse4_1_smin<mode>3): Likewise.
13713 (*sse4_1_umin<mode>3): Likewise.
13715 2008-04-01 Rafael Espindola <espindola@google.com>
13717 * tree-cfg.c (verify_expr): remove in_phi.
13718 (verify_stmt): Don't call walk_tree with verify_expr. Use
13719 is_gimple_min_invariant instead of is_gimple_val.
13721 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13723 * doc/include/gpl_v3.texi: Update for manpage generation.
13724 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13726 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13727 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13728 gpl_v3.texi instead of gpl.texi.
13731 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13734 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13736 2008-04-01 Rafael Espindola <espindola@google.com>
13738 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13739 (extract_code_and_val_from_cond): Use
13740 extract_code_and_val_from_cond_with_ops.
13742 2008-04-01 Jan Hubicka <jh@suse.cz>
13744 * function.c (free_after_compilation): Free epilogue_delay_list.
13745 (prepare_function_start): Assert that previous compilation was freed.
13747 2008-04-01 Jan Hubicka <jh@suse.cz>
13748 Jim Wilson <wilson@tuliptree.org>
13749 Andreas Tobler <andreast@gcc.gnu.org>
13751 PR middle-end/35781
13752 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13753 rtl.emit instead cfun->emit.
13754 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13755 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13757 2008-04-01 Ben Elliston <bje@au.ibm.com>
13759 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13761 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13763 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13765 (fprofile-use): Add var flag_profile_use
13766 * coverage.c (coverage_begin_output): Do not open a gcno file for
13767 output only if -ftest-coverage is set.
13768 Do not add getpwd() to gcda file path.
13769 (build_gcov_info): Check the new flag
13770 flag_profile_datafile_relative_path.
13771 (coverage_init): Use profile_data_prefix.
13772 Read profile counter only if flag_profile_use is set.
13773 * opts.c (common_handle_option): New option fprofile-use=,
13774 fprofile-dir=, fprofile-generate=.
13775 * toplev.c (profile_data_prefix): New variable definition.
13776 * toplev.h (profile_data_prefix): New declaration.
13777 * doc/invoke.tex (Option Summary, Optimization Options):
13780 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13782 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13783 use tmp consistently.
13786 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13787 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13788 UNSPEC_FR_RECIP_APPROX_RES.
13789 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13791 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13794 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13796 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13798 PR middle-end/30186
13799 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13800 element of the vector via a pointer.
13802 2008-03-31 Ian Lance Taylor <iant@google.com>
13804 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13806 2008-03-31 Jan Hubicka <jh@suse.cz>
13808 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13809 get_arg_pointer_save_area.
13810 * expr.c (init_expr): Just clear out rtl.expr.
13811 * function.c (free_after_compilation): Clear out whole RTL structure.
13812 (get_func_frame_size): Merge into ...
13813 (get_frame_size): ... this one.
13814 (assign_stack_local_1): Merge into ...
13815 (assign_stack_local): ... this one.
13816 (expand_function_end): Update call of get_arg_pointer_save_area.
13817 (get_art_pointer_save_area): Remove cfun argument.
13818 * function.h (emit_status): regno_pointer_align does not need length
13819 attribute. Move x_regno_reg_rtx to ...
13820 (regno_reg_rtx): ... new global array.
13821 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13822 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13823 apply_args_value, forced_labels, stack_pointer_delta):
13825 (struct varasm_status): Move here from varasm.c
13826 (struct rtl_data): New. Move here some fields from struct function.
13827 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13828 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13829 used_temp_slots avail_temp_slots, temp_slot_level,
13830 nonlocal_goto_handler_labels): Update accesstors.
13831 (rtl): New global variable.
13832 (struct function): Move some fileds to rtl_data.
13833 (get_arg_pointer_save_area): Update prototype.
13834 * emit-rtl.c (rtl): Declare.
13835 (regno_reg_rtx): Declare.
13836 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13838 (gen_reg_rtx): Update.
13839 (init_virtual_regs): Do not tate emit_status argument.
13840 (init_emit): Do not allocate emit.
13841 * varasm.c (varasm_statuc): Move to function.h.
13842 (n_deferred_constatns): Update accestor.
13843 (init_varasm_status): Do not allocate varasm_status.
13844 (force_const_mem, get_pool_size, output_constant_pool): Update.
13845 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13846 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13848 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13850 PR rtl-optimization/35729
13851 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13854 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13857 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13858 load/store if memory is unaligned.
13859 (*movti_rex64): Likewise.
13861 * config/i386/predicates.md (misaligned_operand): New.
13863 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13866 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13869 2008-03-31 Jan Beulich <jbeulich@novell.com>
13871 * config/ia64/constraints.md: Add 'j' constraint.
13872 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13873 (movdi_internal): Likewise.
13875 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13878 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13880 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13883 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13884 proper error message for the third argument on blendpd and
13887 * config/i386/sse.md (blendbits): New.
13888 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13890 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13892 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13894 2008-03-30 Richard Guenther <rguenther@suse.de>
13896 PR middle-end/31023
13897 * fold-const.c (fold_sign_changed_comparison): Do leave
13898 conversions to base-types alone.
13900 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13902 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13903 the link register if one altivec register is be saved.
13905 2008-03-30 Ben Elliston <bje@au.ibm.com>
13907 * final.c (final_scan_insn): Remove if (0) code.
13909 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13911 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13913 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13915 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13916 of V4SFmode to ix86_binary_operator_ok.
13918 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13920 * config/i386/i386.c (override_options): Initialize
13921 ix86_veclib_handler to ix86_veclibabi_svml when
13922 -mveclibabi=svml is used.
13923 (ix86_veclibabi_svml): New function for SVML ABI style
13924 vectorization support.
13925 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13927 2008-03-28 Rafael Espindola <espindola@google.com>
13929 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13930 (tree_binary_nonnegative_warnv_p): Make it public.
13931 (tree_single_nonnegative_warnv_p): Make it public.
13932 (tree_invalid_nonnegative_warnv_p): Make it public.
13933 (tree_unary_nonzero_warnv_p): Make it public.
13934 (tree_binary_nonzero_warnv_p): Make it public
13935 (tree_single_nonzero_warnv_p): Make it public.
13936 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13937 (extract_range_from_binary_expr): Split the expr argument.
13938 (extract_range_from_unary_expr): Split the expr argument.
13939 (extract_range_from_comparison): Split the expr argument.
13940 (extract_range_from_expr): Use the new aux functions.
13941 (vrp_evaluate_conditional_warnv): Use
13942 vrp_evaluate_conditional_warnv_with_ops.
13943 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13944 (tree_binary_nonzero_warnv_p): Declare.
13945 (tree_single_nonzero_warnv_p): Declare.
13946 (tree_expr_nonzero_warnv_p): Declare.
13947 (tree_unary_nonnegative_warnv_p): Declare.
13948 (tree_binary_nonnegative_warnv_p): Declare.
13949 (tree_single_nonnegative_warnv_p): Declare.
13950 (tree_invalid_nonnegative_warnv_p): Declare.
13952 2008-03-28 Richard Guenther <rguenther@suse.de>
13954 PR tree-optimization/30317
13955 PR tree-optimization/30911
13956 PR tree-optimization/34793
13957 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13958 (struct assert_locus_d): New member EXPR.
13959 (register_new_assert_for): Add EXPR parameter to support
13960 ASSERT_EXPR <name, expr OP limit>.
13961 (register_edge_assert_for_1): Adjust callers.
13962 (find_assert_locations): Likewise.
13963 (process_assert_insertions_for): Build condition from expression.
13964 (extract_range_from_assert): Handle ASSERT_EXPRs
13965 of the form ASSERT_EXPR <name, expr OP limit>.
13966 (register_edge_assert_for_2): New helper registering
13967 asserts for comparisons. Recognize range tests of the form
13968 (unsigned)i - CST1 OP CST2.
13969 (register_edge_assert_for_1): Use it.
13970 (register_edge_assert_for): Likewise.
13971 (needs_overflow_infinity): Integer sub-types
13972 do not need overflow infinities.
13973 (vrp_val_is_max): The extreme values of integer sub-types
13974 are those of the base type.
13975 (vrp_val_is_min): Likewise.
13976 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13979 2008-03-28 Nick Clifton <nickc@redhat.com>
13982 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13983 Return GENERAL_REGS for stack adjustment reloads.
13985 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13988 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13989 const_vector when all the vectors are constant.
13991 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13993 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13995 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13996 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13998 (s<code>_sf): Use new scc_sf attribute for opcode names.
14000 2008-03-27 Tom Tromey <tromey@redhat.com>
14002 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
14003 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
14004 config/spu/t-spu-elf, config/i386/t-interix,
14005 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
14006 config/i386/x-darwin, config/i386/x-mingw32,
14007 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
14008 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
14009 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
14010 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
14011 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
14012 config/rs6000/x-darwin, config/rs6000/t-rs6000,
14013 config/score/t-score-elf, config/arm/t-strongarm-pe,
14014 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
14015 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
14016 Revert automatic dependency patch.
14018 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
14021 * config/i386/i386.c (ix86_function_arg_boundary): Align
14022 decimal floating point to its natural boundary.
14024 2008-03-27 Richard Guenther <rguenther@suse.de>
14026 PR middle-end/35716
14027 * fold-const.c (fold_comparison): Restrict distinct decl
14028 comparison folding to VAR_DECLs and PARM_DECLs. Do not
14029 solely rely on operand_equal_p.
14031 2008-03-27 Richard Guenther <rguenther@suse.de>
14034 * c-common.c (handle_weak_attribute): Reject combination of
14037 2008-03-27 Richard Guenther <rguenther@suse.de>
14039 PR tree-optimization/32810
14040 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14041 conversions from DECL_INITIAL.
14042 (fold_const_aggregate_ref): Likewise from constructor elements.
14044 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14046 * tree-affine.h (aff_combination_expand): Declare.
14047 (get_inner_reference_aff): Likewise.
14048 * tree-affine.c (aff_combination_expand): Split out from
14049 tree_to_aff_combination_expand.
14050 (get_inner_reference_aff): New function.
14051 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14052 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14053 (struct lim_aux_data): sm_done field removed.
14054 (mem_ref_loc_p, mem_ref_locs_p): New types.
14055 (struct mem_ref): Added id, stored, accesses_in_loop,
14056 indep_loop, dep_loop, indep_ref, dep_ref fields.
14057 Removed is_stored, locs and next fields.
14058 (memory_accesses): New variable.
14059 (movement_possibility): Do not allow moving statements
14060 that store to memory.
14061 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14063 (determine_max_movement): For statements with memory references,
14064 find the outermost loop in that the reference is independent.
14065 (move_computations_stmt): Mark the virtual operands for renaming.
14066 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14067 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14068 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14069 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14070 create_vop_ref_mapping, analyze_memory_references,
14071 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14072 get_all_locs_in_loop, ref_always_accessed_p,
14073 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14074 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14075 store_motion_loop, store_motion): New functions.
14076 (struct vop_to_refs_elt): New type.
14077 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14078 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14079 (schedule_sm): Replaced by...
14080 (execute_sm): ... this.
14081 (determine_lsm_ref, hoist_memory_references,
14082 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14083 find_more_ref_vops, free_mem_ref, free_mem_refs,
14084 determine_lsm_loop, determine_lsm): Removed.
14085 (tree_ssa_lim_finalize): Free data structures used by store motion.
14086 (tree_ssa_lim): Call analyze_memory_references. Use
14087 store_motion instead of determine_lsm.
14089 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14091 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14092 rename tmake_file to m68hc11/t-m68hc11.
14093 (mcore): Set inhibit_libc to true.
14094 * config.host (alpha*-dec-*vms*): Set extra_programs.
14095 (interix3*): Don't use host_xmake_file.
14096 * configure.ac: Let config.gcc override inhibit_libc.
14097 * configure: Regenerate.
14099 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14100 * config/t-openbsd-thread: Remove commented out lines.
14102 * config/x-interix: Remove.
14104 * config/m68hc11/t-m68hc11-gas: Rename to...
14105 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14107 * config/mcore/t-mcore: Remove T_CFLAGS.
14108 * config/mcore/t-mcore-pe: Likewise.
14110 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14112 * configure.ac: Replace custom __GNU_SOURCE test with
14113 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14114 * aclocal.m4: Regenerate.
14115 * configure: Regenerate.
14116 * config.in: Regenerate.
14118 2008-03-27 Richard Guenther <rguenther@suse.de>
14120 * fold-const.c (target.h): Include.
14121 (fold_comparison): Fold comparison of addresses of decls
14122 that bind locally or of constants. Consolidate address folding code.
14123 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14124 results from fold_binary_to_constant.
14125 (compare_values_warnv): Likewise.
14127 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14129 PR middle-end/35429
14130 * fold-const.c (fold_truthop): Check for integeral types when folding
14131 a == 0 && b == 0 and a != 0 || b != 0 .
14133 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14135 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14137 2008-03-26 Andreas Schwab <schwab@suse.de>
14139 * doc/invoke.texi: Fix use of @item vs. @itemx.
14141 2008-03-26 Tom Tromey <tromey@redhat.com>
14143 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14144 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14145 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14146 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14147 build/genconstants.o, build/genemit.o, build/genextract.o,
14148 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14149 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14152 2008-03-26 Richard Guenther <rguenther@suse.de>
14155 2008-03-26 Richard Guenther <rguenther@suse.de>
14157 * fold-const.c (target.h): Include.
14158 (fold_comparison): Fold comparison of addresses of two decls
14159 that bind locally. Consolidate address folding code.
14161 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14163 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14164 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14165 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14166 dconstsqrt2, dconstthird, dconste and/or dconst10.
14167 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14168 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14169 dconstsqrt2, dconste): Delete.
14170 (init_emit_once): Likewise. Simplify initializing dconstm1.
14172 * real.c (get_real_const): New.
14173 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14174 dconstsqrt2, dconste): Delete.
14175 (real_value_const, get_real_const): New.
14177 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14179 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14181 * config/i386/i386.c (ix86_function_arg_boundary): Check
14182 BIGGEST_ALIGNMENT instead of 128.
14183 (setup_incoming_varargs_64): Likewise.
14185 2008-03-26 Tom Tromey <tromey@redhat.com>
14187 * Makefile.in (DEPFILES): Add missing '/'.
14189 2008-03-26 Richard Guenther <rguenther@suse.de>
14191 * fold-const.c (target.h): Include.
14192 (fold_comparison): Fold comparison of addresses of two decls
14193 that bind locally. Consolidate address folding code.
14195 2008-03-26 Nick Clifton <nickc@redhat.com>
14198 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14199 not allow INT+INT as a legitimate addressing mode.
14201 2008-03-26 Richard Guenther <rguenther@suse.de>
14203 * tree-flow.h (widen_bitfield): Remove declaration.
14204 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14205 (widen_bitfield): Remove function.
14206 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14209 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14212 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14215 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14217 PR rtl-optimization/35232
14218 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14219 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14220 reg_reloaded_call_part_clobbered here.
14221 (reload_regs_reach_end_p): New function.
14222 (reload_reg_rtx_for_input): New variable.
14223 (reload_reg_rtx_for_output): Likewise.
14224 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14225 when reassigning a pseudo register. Load reloadreg from
14226 reload_reg_rtx_for_input, moving the mode and register
14228 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14229 instead of the original when deciding whether an input reload
14230 would be a no-op or whether an output reload can be deleted.
14231 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14232 when setting up new_spill_reg_store. Load it from
14233 reload_reg_rtx_for_output, moving the mode and register
14235 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14236 instead of the original when deciding whether an output reload
14237 would be a no-op. Do the same when modifying insn notes.
14238 Use rtx_equal_p instead of == to compare the registers.
14239 (inherit_piecemeal_p): Take a mode and two register numbers
14241 (emit_reload_insns): Clear new_spill_reg_store for every hard
14242 register in the reload register. Remove spill registers
14243 from reg_reloaded_valid before considering whether to record
14244 inheritance information for them. Use reload_reg_rtx_for_output
14245 instead of reg_rtx when recording output reloads. Use
14246 reload_reg_rtx_for_input instead of reg_rtx when recording
14247 input reloads. Set or clear reg_reloaded_call_part_clobbered
14248 at the same time as setting reg_reloaded_valid.
14249 (delete_output_reload): Add a new_reload_reg parameter and use it
14250 instead of rld[j].reg_rtx.
14251 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14254 2008-03-25 Tom Tromey <tromey@redhat.com>
14256 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14257 (build/genattr.o): Likewise.
14258 (build/genattrtab.o): Likewise.
14259 (build/gencodes.o): Likewise.
14260 (build/genconfig.o): Likewise.
14261 (build/genconstants.o): Likewise.
14262 (build/genemit.o): Likewise.
14263 (build/genextract.o): Likewise.
14264 (build/genflags.o): Likewise.
14266 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14268 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14269 instead of size_int for integer types.
14270 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14271 to match type of MINUS_EXPR.
14273 2008-03-25 Tom Tromey <tromey@redhat.com>
14275 * configure: Rebuilt.
14276 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14279 2008-03-25 Tom Tromey <tromey@redhat.com>
14281 * config/x-solaris (host-solaris.o): Update.
14282 * config/x-linux (host-linux.o): Update.
14283 * config/x-hpux (host-hpux.o): Update.
14284 * config/x-darwin (host-darwin.o): Update.
14285 * config/v850/t-v850e (v850-c.o): Update.
14286 * config/v850/t-v850 (v850-c.o): Update.
14287 * config/t-vxworks (vxworks.o): Update.
14288 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14289 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14290 * config/spu/t-spu-elf (spu-c.o): Update.
14292 * config/sh/t-symbian (sh-c.o): Update.
14293 (symbian.o): Update.
14294 * config/sh/t-sh (sh-c.o): Update.
14295 * config/score/t-score-elf (score7.o, score3.o): Update.
14296 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14297 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14298 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14299 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14300 (rs6000.o): Remove.
14301 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14302 * config/m32c/t-m32c (m32c-pragma.o): Update.
14303 * config/ia64/t-ia64 (ia64-c.o): Update.
14304 * config/i386/x-mingw32 (host-mingw32.o): Update.
14305 * config/i386/x-i386 (driver-i386.o): Update.
14306 * config/i386/x-darwin (host-i386-darwin.o): Update.
14307 * config/i386/x-cygwin (host-cygwin.o): Update.
14308 * config/i386/t-nwld (nwld.o): Update.
14309 * config/i386/t-netware (netware.o): Update.
14310 * config/i386/t-interix (winnt.o): Update.
14311 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14312 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14313 msformat-c.o): Update.
14314 * config/bfin/t-bfin-linux (generated_files): Add
14315 linux-sysroot-suffix.h.
14316 * config/arm/t-wince-pe (pe.o): Update.
14317 * config/arm/t-strongarm-pe (pe.o): Update.
14318 * config/arm/t-pe (pe.o): Update.
14319 * config/arm/t-arm (arm-c.o): Update.
14320 * doc/install.texi (Prerequisites): Require make 3.80.
14321 * Makefile.in: Remove .o targets.
14322 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14323 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14324 (simple_generated_h, simple_generated_c): Move earlier.
14325 (generated_files): New variable.
14326 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14327 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14328 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14329 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14330 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14331 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14332 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14333 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14334 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14335 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14336 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14337 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14339 (COMPILE.base, COMPILE): New variables.
14340 (%.o): New pattern rule.
14341 (ALL_HOST_OBJS): New variable.
14342 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14343 (dummy-checksum.o, cc1-checksum.o): Remove.
14344 (DRIVER_SHLIB): New variable.
14345 (DRIVER_DEFINES): Use it.
14346 (gencondmd.c): Move out of build/.
14347 (s-conditions): Update.
14348 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14349 (ALL_BUILD_OBJS): Likewise.
14350 (build/%.o): Use BUILDCOMPILE.
14351 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14352 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14353 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14354 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14355 build/genconfig.o, build/genconstants.o, build/genemit.o,
14356 build/genextract.o, build/genflags.o, build/genmddeps.o,
14357 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14358 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14359 build/gen-protos.o, build/scan.o, build/fix-header.o,
14360 build/scan-decls.o): Simplify.
14361 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14362 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14363 prefix.o, toplev.o): Reduce to variable setting.
14364 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14365 ($(out_object_file), gcc-options.o): New targets.
14366 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14367 * configure: Rebuilt.
14368 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14369 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14371 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14373 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14374 complain when we hit an error, return ERROR_MARK_NODE.
14376 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14378 * config/sh/constraints.md (Pso, Psz): New constraints.
14379 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14380 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14382 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14384 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14385 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14387 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14389 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14390 (prefetch_sh2a): New.
14392 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14393 Naveen.H.S <naveen.hs@kpitcummins.com>
14395 * config/sh/constraints.md (I28): New constraint.
14396 * config/sh/sh.c (broken_move): Add support for movi20s.
14397 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14399 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14400 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14401 Naveen.H.S <naveen.hs@kpitcummins.com>
14403 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14404 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14405 (print_operand): Handle resbank in %@ operand code.
14406 (sh_encode_section_info): New.
14407 (push_regs): Add conditions for resbank.
14408 (sh_expand_epilogue): Likewise.
14409 (sh_insert_attributes): Likewise.
14410 (sh_attribute_table): Likewise.
14411 (sh_handle_resbank_handler_attribute): New.
14412 (sh2a_handle_function_vector_handler_attribute): New.
14413 (sh2a_is_function_vector_call): New.
14414 (sh2a_get_function_vector_number): New.
14415 (sh2a_function_vector_p): New.
14416 (sh_cfun_resbank_handler_p): New.
14417 * config/sh/sh.md (calli): Emit jsr/n if possible.
14418 (calli_tbr_rel): New.
14419 (calli_pcrel): Emit jsr/n if possible.
14420 (return_i): Emit rts/n if possible.
14421 (call_valuei_tbr_rel): New.
14422 (call_valuei_pcrel): Add condition for SH2A target.
14423 (call_value): Likewise.
14424 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14425 (sh2a_get_function_vector_number): Likewise.
14426 (sh2a_is_function_vector_call): Likewise.
14427 * doc/extend.texi: Document TBR relative addressing of SH2A.
14428 (resbank): Add description for SH2A.
14430 2008-03-24 Richard Guenther <rguenther@suse.de>
14433 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14434 pointer assignments change conversions according to middle-end rules.
14435 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14436 * configure.ac: Include type checking in yes.
14437 * configure: Regenerate.
14439 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14441 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14442 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14444 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14446 * gthr-vxworks.h (UNUSED): Define.
14448 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14450 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14452 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14454 * doc/extend.texi (Function Attributes): Add missing comma in the
14455 example of the "alloc_size" attribute.
14457 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14460 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14462 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14465 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14468 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14469 of the underlying type of a MS bitfield layout to the natural
14470 alignment of the type.
14472 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14474 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14475 to their natural alignment to avoid store forwarding stalls.
14477 2008-03-22 Richard Guenther <rguenther@suse.de>
14479 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14480 For PHI nodes verify the address is invariant.
14481 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14482 (get_symbol_constant_value): Use is_gimple_min_invariant.
14483 (maybe_fold_stmt_indirect): Likewise.
14485 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14487 PR rtl-optimization/33927
14488 * Makefile.in (dse.o): Depend on $(TM_P_H).
14489 * expr.h (extract_low_bits): Declare.
14490 * expmed.c (extract_low_bits): New function.
14491 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14492 * dse.c: Include tm_p.h.
14493 (find_shift_sequence): Remove the read_reg argument and return the
14494 read value. Emit the instructions instead of returning them.
14495 Iterate on new_mode rather than calculating it each time.
14496 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14497 source to NEW_MODE and extract_low_bits to convert the shifted
14498 value to READ_MODE.
14499 (replace_read): Allow the load and store to have different mode
14500 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14501 or extraction instructions before trying the replacement. Update
14502 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14504 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14506 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14507 to their natural alignment to avoid store forwarding stalls.
14509 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14512 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14513 encouraging but not allowing gprs for input;
14514 change the input constraint to !f#r.
14515 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14517 change the output constraint to !f#r.
14519 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14522 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14523 corresponding post-reload splitters.
14524 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14525 when x87 FP math is selected.
14526 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14527 New function prototype.
14528 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14529 unreachable function to ease macroization of insn patterns.
14531 2008-03-21 Martin Jambor <mjambor@suse.cz>
14533 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14534 reference dumps if ddr is NULL or dependence is unknown.
14536 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14538 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14539 unsigned extension into account.
14540 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14541 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14542 Do computations on a scratch register.
14544 2008-03-21 Richard Guenther <rguenther@suse.de>
14546 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14547 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14548 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14549 * tree-ssa-dom.c (record_equality): Likewise.
14550 * tree-inline.c (copy_body_r): Likewise.
14551 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14554 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14556 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14557 as 'delete_unused' argument.
14559 2008-03-20 Richard Guenther <rguenther@suse.de>
14561 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14562 special casing of constant qualifiers.
14563 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14564 care about them in general.
14565 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14566 regardless of their type.
14567 (fold_stmt_r): Forcefully fold *& if we end up with that.
14569 2008-03-20 Paul Brook <paul@codesourcery.com>
14571 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14572 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14574 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14576 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14577 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14579 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14581 * common.opt (Wmudflap): New option.
14582 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14583 (mx_register_decls): Likewise.
14584 (mudflap_finish_file): Likewise.
14585 * doc/invoke.texi: Document -Wno-mudflap.
14587 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14589 * c-format.c (replace_format_name_to_system_name): New.
14590 (cmp_attribs): New.
14591 (convert_format_name_to_system_name): New.
14592 (decode_format_attr): Add use of convert_format_name_to_system_name.
14593 (format_types_orig): Add gnu_ prefix to names.
14594 (check_format_info_main): Special treating of \0 escaped names for
14595 supporting multi-character format specifiers as I32, I64.
14596 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14597 (gnu_target_overrides_format_attributes): New.
14598 * c-format.h: Add structure target_ovr_attr to hold
14599 system specific formatter names.
14600 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14601 msformat-c.o file to c_target_objs and cxx_target_objs.
14602 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14603 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14604 (TARGET_N_FORMAT_TYPES): New.
14605 * config/i386/msformat-c.c: New.
14606 * config/i386/t-cygming: Add build rule for msformat-c.o.
14607 * doc/extend.texi: Add new format names gnu_* and ms_* and
14609 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14611 2008-03-20 Ira Rosen <irar@il.ibm.com>
14613 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14614 optimizations turned on under -O3.
14615 (ftree-vectorize): Add that the flag is turned on with -O3.
14617 2008-03-20 Ben Elliston <bje@au.ibm.com>
14619 * regmove.c (try_auto_increment): Fix spelling error in comment.
14620 * final.c (final_scan_insn): Likewise.
14622 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14625 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14626 allocator preferences for "y" and "r" class registers.
14627 ("*mov<mode>_internal"): Ditto.
14628 ("*movv2sf_internal_rex64"): Ditto.
14629 ("*movv2sf_internal"): Ditto.
14631 2008-03-19 Michael Matz <matz@suse.de>
14633 PR middle-end/35616
14634 * calls.c (expand_call): Check overlap of arguments with call
14635 address for sibcalls.
14637 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14640 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14641 of the underlying type of a MS bitfield layout to the natural
14642 alignment of the type.
14644 2008-03-19 Jan Hubicka <jh@suse.cz>
14647 * toplev.c (decode_d_option): Handle all CPP flags.
14648 * tree-vrp.c: Update tree_pass descriptors.
14649 * regrename.c: Update tree_pass descriptors.
14650 * fwprop.c: Update tree_pass descriptors.
14651 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14652 * tree-into-ssa.c: Update tree_pass descriptors.
14653 * tree-dump.c: Update tree_pass descriptors.
14654 * tree-complex.c: Update tree_pass descriptors.
14655 * tree-dump.h: Update tree_pass descriptors.
14656 * see.c: Update tree_pass descriptors.
14657 * cgraphbuild.c: Update tree_pass descriptors.
14658 * tracer.c: Update tree_pass descriptors.
14659 * tree-loop-distribution.c: Update tree_pass descriptors.
14660 * cgraph.c: Update tree_pass descriptors.
14661 * postreload-gcse.c: Update tree_pass descriptors.
14662 * postreload.c: Update tree_pass descriptors.
14663 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14664 * tree-tailcall.c: Update tree_pass descriptors.
14665 * tree-pass.h (tree_opt_pass): Rename to ...
14666 (opt_pass) ... this one; add "type" field and remove letter field.
14667 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14668 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14669 all_lowering_passes): Update declaration.
14670 * ipa-cp.c: Update tree_pass descriptors.
14671 * final.c: Update tree_pass descriptors.
14672 * omp-low.c: Update tree_pass descriptors.
14673 * tree-ssa-dse.c: Update tree_pass descriptors.
14674 * ipa-reference.c: Update tree_pass descriptors.
14675 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14676 * auto-inc-dec.c: Update tree_pass descriptors.
14677 * reorg.c: Update tree_pass descriptors.
14678 * cgraphunit.c: Update tree_pass descriptors.
14679 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14680 * tree-ssa-ccp.c: Update tree_pass descriptors.
14681 * df-core.c: Update tree_pass descriptors.
14682 * mode-switching.c: Update tree_pass descriptors.
14683 * tree-nomudflap.c: Update tree_pass descriptors.
14684 * modulo-sched.c: Update tree_pass descriptors.
14685 * ipa-pure-const.c: Update tree_pass descriptors.
14686 * cse.c: Update tree_pass descriptors.
14687 * web.c: Update tree_pass descriptors.
14688 * tree-stdarg.c: Update tree_pass descriptors.
14689 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14690 * tree-ssa-dom.c: Update tree_pass descriptors.
14691 * tree-nrv.c: Update tree_pass descriptors.
14692 * tree-ssa-alias.c: Update tree_pass descriptors.
14693 * loop-init.c: Update tree_pass descriptors.
14694 * gimple-low.c: Update tree_pass descriptors.
14695 * ipa-inline.c: Update tree_pass descriptors.
14696 * tree-ssa-sink.c: Update tree_pass descriptors.
14697 * global.c: Update tree_pass descriptors.
14698 * ifcvt.c: Update tree_pass descriptors.
14699 * jump.c: Update tree_pass descriptors.
14700 * predict.c: Update tree_pass descriptors.
14701 * tree-ssa-loop.c: Update tree_pass descriptors.
14702 * recog.c: Update tree_pass descriptors.
14703 * dse.c: Update tree_pass descriptors.
14704 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14705 * tree-eh.c: Update tree_pass descriptors.
14706 * regmove.c: Update tree_pass descriptors.
14708 * function.c: Update tree_pass descriptors.
14709 * tree-vectorizer.c: Update tree_pass descriptors.
14710 * gcse.c: Update tree_pass descriptors.
14711 * ipa-type-escape.c: Update tree_pass descriptors.
14712 * tree-if-conv.c: Update tree_pass descriptors.
14713 * init-regs.c: Update tree_pass descriptors.
14714 * ipa.c: Update tree_pass descriptors.
14715 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14716 * rtl-factoring.c: Update tree_pass descriptors.
14717 * lower-subreg.c: Update tree_pass descriptors.
14718 * bt-load.c: Update tree_pass descriptors.
14719 * tree-dfa.c: Update tree_pass descriptors.
14720 * except.c: Update tree_pass descriptors.
14721 * emit-rtl.c: Update tree_pass descriptors.
14722 * cfgexpand.c: Update tree_pass descriptors.
14723 * tree-cfgcleanup.c: Update tree_pass descriptors.
14724 * cfgcleanup.c: Update tree_pass descriptors.
14725 * tree-ssa-pre.c: Update tree_pass descriptors.
14726 * tree-sra.c: Update tree_pass descriptors.
14727 * tree-mudflap.c: Update tree_pass descriptors.
14728 * tree-ssa-copy.c: Update tree_pass descriptors.
14729 * cfglayout.c: Update tree_pass descriptors.
14730 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14731 * tree-ssa-dce.c: Update tree_pass descriptors.
14732 * tree-ssa.c: Update tree_pass descriptors.
14733 * regclass.c: Update tree_pass descriptors.
14734 * integrate.c: Update tree_pass descriptors.
14735 * tree-optimize.c: Update tree_pass descriptors.
14736 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14737 * tree-object-size.c: Update tree_pass descriptors.
14738 * combine.c: Update tree_pass descriptors.
14739 * tree-outof-ssa.c: Update tree_pass descriptors.
14740 * bb-reorder.c: Update tree_pass descriptors.
14741 * stack-ptr-mod.c: Update tree_pass descriptors.
14742 * var-tracking.c: Update tree_pass descriptors.
14743 * tree-profile.c: Update tree_pass descriptors.
14744 * tree-vect-generic.c: Update tree_pass descriptors.
14745 * reg-stack.c: Update tree_pass descriptors.
14746 * sched-rgn.c: Update tree_pass descriptors.
14747 * tree-ssa-structalias.c: Update tree_pass descriptors.
14748 * tree-cfg.c: Update tree_pass descriptors.
14749 * passes.c (current_pass): Update declaration.
14750 (finish_optimization_passes): Update.
14751 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14752 (register_one_dump_file, register_dump_files_1, next_pass_1):
14754 (init_optimization_passes): Update handling of new types.
14755 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14756 * ipa-struct-reorg.c: Update tree_pass descriptors.
14757 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14758 * combine-stack-adj.c: Update tree_pass descriptors.
14759 * cfgrtl.c: Update tree_pass descriptors.
14760 * dce.c: Update tree_pass descriptors.
14761 * tree-ssanames.c: Update tree_pass descriptors.
14763 2008-03-19 Richard Guenther <rguenther@suse.de>
14765 PR middle-end/35609
14766 * tree-ssa.c (walk_data): New structure.
14767 (warn_uninitialized_var): If not always_executed warn with "maybe"
14769 (execute_early_warn_uninitialized): Compute post-dominators.
14770 Initialize always_executed before processing each basic block.
14772 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14775 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14776 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14778 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14780 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14782 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14784 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14786 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14787 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14788 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14789 target after ignore has been set, and move there also the commputation
14790 of subtarget and original_target.
14791 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14792 (LANG_HOOKS_INITIALIZER): Remove it.
14793 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14795 2008-03-18 Richard Guenther <rguenther@suse.de>
14797 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14798 found an expression with constants, note that in the VN for the lhs.
14799 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14800 fold them to constants if possible. Run cleanup_cfg if done so.
14801 (execute_pre): Return todo.
14802 (do_pre): Likewise.
14803 (execute_fre): Likewise.
14804 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14806 (get_prop_source_stmt): Look through pointer conversions.
14808 2008-03-18 Jan Hubicka <jh@suse.cz>
14810 * tree-pretty-print.c: Include predict.h.
14811 (dump_generic_node): Dump predictor.
14812 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14813 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14814 * gimple-low.c (lower_stmt): Likewise.
14815 * expr.c (expand_expr_real): Likewise.
14816 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14818 (build_predict_expr, build_predict_expr): New.
14819 * predict.h (predictor_name, build_predict_expr): Update.
14820 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14821 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14822 * predict.def (PRED_CONTINUE): Update hitrate.
14823 * tree.def (PREDICT_EXPR): Define.
14824 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14825 do not handle BIND_EXPR.
14826 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14827 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14828 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14831 2008-03-18 Michael Matz <matz@suse.de>
14833 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14835 2008-03-18 Richard Guenther <rguenther@suse.de>
14837 * tree-gimple.h (is_gimple_invariant_address): Declare.
14838 (is_gimple_constant): Likewise.
14839 * tree-gimple.c (is_gimple_constant): New function.
14840 (is_gimple_invariant_address): Likewise.
14841 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14842 and is_gimple_invariant_address.
14843 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14845 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14846 an addressable base.
14848 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14850 PR middle-end/35611
14851 * gimplify.c (gimplify_expr): Gimplify second operand of
14854 2008-03-17 Richard Guenther <rguenther@suse.de>
14856 PR tree-optimization/19637
14857 * fold-const.c (fold_unary): Remove restrictions of removing
14858 intermediate pointer-conversions (P2)(P1)P0.
14859 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14860 conversion to void pointer.
14861 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14863 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14866 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14867 emulated thread local variables.
14869 2008-03-16 Richard Guenther <rguenther@suse.de>
14871 PR middle-end/35607
14872 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14873 expand TREE_INVARIANT operations that are not gimple invariant.
14875 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14877 * doc/extend.texi (Alignment): Say that the ABI controls
14878 the __alignof__ for non-strict-alignment targets rather
14879 than being a recommendation.
14881 2008-03-15 Paul Brook <paul@codesourcery.com>
14883 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14885 (arm_output_fn_unwind): Mark functions that can not be unwound.
14887 2008-03-15 Paul Brook <paul@codesourcery.com>
14889 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14890 extension instructions.
14892 2008-03-15 Richard Guenther <rguenther@suse.de>
14894 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14895 and fold constant aggregate refs.
14896 (fold_const_aggregate_ref): Handle string constants
14897 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14898 (evaluate_stmt): Simplify now that ccp_fold folds constant
14901 2008-03-15 Paul Brook <paul@codesourcery.com>
14903 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14904 (extzv): Use gen_extzv_t2.
14905 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14907 2008-03-15 Richard Guenther <rguenther@suse.de>
14909 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14910 (fold_const_aggregate_ref): Likewise.
14911 (get_value): Return NULL if we don't have any values.
14912 (ccp_finalize): Set const_val to NULL after freeing it.
14913 * tree-flow.h (get_symbol_constant_value): Declare.
14914 (fold_const_aggregate_ref): Likewise.
14915 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14917 2008-03-15 Richard Guenther <rguenther@suse.de>
14919 PR middle-end/35593
14920 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14921 to not produce negative array indices if not allowed. Add
14922 parameter to indicate that.
14923 (maybe_fold_offset_to_component_ref): Allow negative array
14924 indices only for the first member of a structure.
14925 (maybe_fold_offset_to_reference): Allow negative array indices.
14926 (maybe_fold_stmt_addition): Likewise.
14928 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14929 Anatoly Sokolov <aesok@post.ru>
14931 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14932 (avr_arch): Add ARCH_AVR6.
14933 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14934 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14935 instead of fixed value 2.
14936 (print_operand_address): Use gs() asm specifier instead of pm().
14937 (avr_assemble_integer): (Ditto.).
14938 (avr_output_addr_vec_elt): (Ditto.).
14939 (print_operand): Handle "!" code.
14940 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14941 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14942 (AVR_HAVE_EIJMP_EICALL): Define.
14943 (AVR_3_BYTE_PC): Redefine.
14944 (AVR_2_BYTE_PC): (Ditto.).
14945 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14946 (LINK_SPEC): Add atmega2560 and atmega2561.
14947 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14949 * config/avr/avr.md (call_insn): Use eicall instead of icall
14950 for 3 byte PC devices.
14951 (call_value_insn): (Ditto.).
14952 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14953 (indirect_jump): Use only for for 2 byte PC devices.
14954 (*tablejump): (Ditto.).
14955 (*indirect_jump_avr6): Add insn.
14956 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14957 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14958 instead of ijmp for 3 byte PC devices.
14959 (__tablejump2__): (Ditto.).
14960 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14961 (MULITLIB_DIRNAMES): (Ditto.).
14962 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14964 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14966 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14967 "sse2_umulsidi3". Use V1DI mode for operand 0.
14968 ("mmx_psadbw"): Use V1DI mode for operand 0.
14969 * config/i386/i386-modes.def (V1SI): New vector mode.
14970 * config/i386/i386.c (struct builtin_description)
14971 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14972 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14973 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14974 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14975 v1di_ftype_v8qi_v8qi type.
14976 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14978 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14979 __builtin_ia32_pmuludq]: Fix the mode of return value.
14981 2008-03-15 Richard Guenther <rguenther@suse.de>
14983 PR middle-end/35595
14984 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14987 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14989 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14990 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14991 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14992 unless TARGET_SERIALIZE_VOLATILE is enabled.
14993 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14994 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14995 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14997 2008-03-14 Richard Guenther <rguenther@suse.de>
14999 PR tree-optimization/34172
15000 * tree-flow.h (refs_may_alias_p): Declare.
15001 (get_single_def_stmt): Likewise.
15002 (get_single_def_stmt_from_phi): Likewise.
15003 (get_single_def_stmt_with_phi): Likewise.
15004 * tree-dfa.c (refs_may_alias_p): New function.
15005 (get_single_def_stmt): Likewise.
15006 (get_single_def_stmt_from_phi): Likewise.
15007 (get_single_def_stmt_with_phi): Likewise.
15008 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
15009 (vn_reference_lookup_1): New helper function.
15010 (vn_reference_lookup): Walk the virtual use-def chain to
15011 continue searching for a match if the def does not alias the
15012 reference we are looking for.
15014 2008-03-14 David Edelsohn <edelsohn@gnu.org>
15016 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
15017 archive and Perzl. Update The Written Word listing.
15019 2008-03-14 Richard Guenther <rguenther@suse.de>
15021 PR tree-optimization/34043
15022 PR tree-optimization/33989
15023 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
15025 (bitmap_find_leader): Use extra argument to verify dominance
15026 relationship inside a basic-block.
15027 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
15028 (find_leader_in_sets): Adjust.
15029 (create_component_ref_by_pieces): Take extra argument for
15030 dominance check, handle lookup failures.
15031 (find_or_generate_expression): Likewise.
15032 (create_expression_by_pieces): Likewise.
15033 (insert_into_preds_of_block): Adjust.
15034 (create_value_expr_from): If asked for, verify all operands
15035 are in the blocks AVAIL_OUT set.
15036 (make_values_for_stmt): Check for SSA_NAMEs that are life
15037 over an abnormal edge.
15038 (compute_avail): Remove such check.
15039 (do_SCCVN_insertion): New function.
15040 (eliminate): If we do not find a leader suitable for replacement
15041 insert a replacement expression from SCCVN if available.
15042 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15043 (struct vn_ssa_aux): Add needs_insertion flag.
15044 * tree-ssa-sccvn.c (may_insert): New global flag.
15045 (copy_reference_ops_from_ref): Value-number union member access
15046 based on its size, not type and member if insertion is allowed.
15047 (visit_reference_op_load): For a weak match from union type
15048 punning lookup a view-converted value and insert a SSA_NAME
15049 for that value if that is not found.
15050 (visit_use): Make dumps shorter. Do not disallow value numbering
15051 SSA_NAMEs that are life over an abnormal edge to constants.
15052 (free_scc_vn): Release inserted SSA_NAMEs.
15053 (run_scc_vn): New flag to specify whether insertion is allowed.
15054 Process SSA_NAMEs in forward order.
15055 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15056 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15057 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15058 pointer type to/from integral types that do not change the
15059 precision to regular conversions.
15061 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15063 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15064 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15065 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15066 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15067 input arguments and the mode of return value. Built-in functions
15068 that operate on whole 64-bit MMX register now use V1DI mode.
15070 2008-03-13 Alon Dayan <alond@il.ibm.com>
15071 Olga Golovanevsky <olga@il.ibm.com>
15073 PR tree-optimization/35041
15074 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15075 to locate the right position in a statement.
15077 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15081 * config/i386/xmmintrin.h: Change all static inline functions to
15082 extern inline and add __gnu_inline__ attribute.
15083 * config/i386/bmintrin.h: Ditto.
15084 * config/i386/smmintrin.h: Ditto.
15085 * config/i386/tmmintrin.h: Ditto.
15086 * config/i386/mmintrin-common.h: Ditto.
15087 * config/i386/ammintrin.h: Ditto.
15088 * config/i386/emmintrin.h: Ditto.
15089 * config/i386/pmmintrin.h: Ditto.
15090 * config/i386/mmintrin.h: Ditto.
15091 * config/i386/mm3dnow.h: Ditto.
15093 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15095 PR middle-end/35185
15096 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15097 (lower_omp_2): New function.
15098 (lower_omp_1, lower_omp): Rewritten.
15100 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15103 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15104 with the phrase "Microsoft Windows compilers".
15105 (Push/Pop Macro Pragmas): New subsection. Document
15106 #pragma push_macro and pragma pop_macro.
15108 2008-03-12 Paul Brook <paul@codesourcery.com>
15110 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15112 2008-03-12 Paul Brook <paul@codesourcery.com>
15114 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15115 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15116 (thumb2_addsi_shortim): Rename ...
15117 (thumb2_addsi_short): ... to this. Allow register operands.
15118 (thumb2_subsi_short): New pattern.
15119 (thumb2_one_cmplsi2_short,
15120 thumb2_negsi2_short): New patterns and peepholes.
15122 2008-03-12 Paul Brook <paul@codesourcery.com>
15124 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15126 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15128 * config/i386/i386.md (int_cond): New code iterator.
15130 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15131 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15132 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15133 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15134 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15135 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15136 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15137 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15139 2008-03-12 Paul Brook <paul@codesourcery.com>
15141 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15142 instead of {arm,thumb}_compute_save_reg_mask.
15143 (output_return_instruction): Ditto.
15144 (thumb_unexpanded_epilogue): Ditto.
15145 (thumb1_expand_prologue): Ditto.
15146 (thumb1_output_function_prologue): Ditto.
15147 (arm_set_return_address): Ditto.
15148 (thumb_set_return_address): Ditto.
15149 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15150 regs to achieve stack alignment.
15151 (thumb1_compute_save_reg_mask): Fix compiler warning.
15152 (arm_output_epilogue): Use offsets->saved_regs_mask.
15153 Adjust stack pointer by poping call clobered registers.
15154 (arm_expand_prologue): Use offsets->saved_regs_mask.
15155 Adjust stack pointer by pushing extra registers.
15156 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15158 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15161 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15162 conversion to the operands of a multiplication.
15164 2008-03-12 Richard Guenther <rguenther@suse.de>
15166 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15167 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15168 * timevar.def (TV_TREE_PHIPROP): Add.
15169 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15170 pass description. Use TV_TREE_PHIPROP.
15171 * tree-ssa-forwprop.c: Remove phiprop code.
15173 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15175 PR middle-end/35549
15176 * omp-low.c (maybe_lookup_decl): Constify first argument.
15177 (use_pointer_for_field): Change last argument from bool to
15178 omp_context *. Disallow shared copy-in/out in nested
15179 parallel if decl is shared in outer parallel too.
15180 (build_outer_var_ref, scan_sharing_clauses,
15181 lower_rec_input_clauses, lower_copyprivate_clauses,
15182 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15184 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15185 Ira Rosen <irar@il.ibm.com>
15187 * tree-vectorizer.c (free_stmt_vec_info): New function.
15188 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15189 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15190 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15191 * tree-vect-transform.c (vectorizable_conversion): Free
15192 vec_oprnds0 if it was allocated.
15193 (vect_permute_store_chain): Remove unused VECs.
15194 (vectorizable_store): Free VECs that are allocated in the..
15196 (vect_transform_strided_load, vectorizable_load): Likewise.
15197 (vect_remove_stores): Simplify the code.
15198 (vect_transform_loop): Move code to vect_remove_stores().
15199 Call vect_remove_stores() and free_stmt_vec_info().
15201 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15203 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15204 TARGET_HPUX. Revise comment.
15205 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15206 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15207 Use sr4 variant of `be' instruction when not generating PIC code.
15208 (attr_length_call): Adjust for above change.
15210 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15212 * ipa-reference.c (static_execute): Remove module_statics_const and
15213 associated setting code.
15215 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15218 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15219 predicate for operand 1.
15220 (paritysi2_cmp): Use register_operand predicate for operand 2.
15221 Use earlyclobber modifier for operand 1. Remove support for
15223 (paritydi2_cmp): Use register_operand predicate for operand 3.
15224 Use earlyclobber modifier for operand 1. Remove support for
15227 2008-03-11 Paul Brook <paul@codesourcery.com>
15228 Vladimir Prus <vladimir@codesourcery.com>
15230 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15231 (arm_compute_save_reg0_reg12_mask): Always
15232 check if register 11 must be saved. Always safe hard frame pointer
15233 when frame_pointer_needeed.
15234 (arm_compute_save_reg_mask): Save IP and PC
15235 only with apcs frames.
15236 (arm_output_epilogue): Adjust Thumb2 codepath to
15237 be also invoked and work for ARM non-apcs frames.
15238 (arm_expand_prologue): Don't bother saving IP
15239 for non-apcs frame, since it's not clobbered by
15240 prologue code. Implement non-apcs frame
15243 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15245 PR rtl-optimization/35281
15246 * expr.c (convert_move): Use a new pseudo for the intermediate
15247 from_mode->word_mode result.
15249 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15251 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15252 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15253 * toplev.c (compile_file): Don't call it.
15255 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15257 PR middle-end/35526
15258 * expr.c (store_expr): Call emit_block_move if the mode
15259 of "temp" RTX is BLKmode.
15261 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15262 Richard Guenther <rguenther@suse.de>
15264 PR tree-optimization/31358
15265 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15266 the step with a NULL_TREE.
15267 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15268 to sizetype if type is a pointer type.
15269 (add_candidate_1): Don't convert the base and step to
15270 the generic type if the orginal type is a pointer type.
15271 (add_iv_value_candidates): Use sizetype for the step
15272 if type is a pointer type.
15273 (cand_value_at): Likewise.
15274 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15276 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15277 Don't convert the tem affine to the type.
15278 (add_elt_to_tree): Use sizetype for the step if a pointer.
15279 Use POINTER_PLUS_EXPR for pointers.
15280 (aff_combination_to_tree): Use sizetype for the step if a
15283 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15285 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15286 Remove commutativity hint.
15288 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15292 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15293 errorneous type. Check that v is a VAR_DECL.
15295 PR middle-end/35099
15296 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15298 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15300 PR tree-optimization/35494
15301 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15302 may be overriden at link and run time.
15304 2008-03-10 Richard Guenther <rguenther@suse.de>
15306 PR tree-optimization/34677
15307 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15308 (poolify_tree): Likewise.
15309 (modify_expr_template): Likewise.
15310 (poolify_modify_stmt): Likewise.
15311 (insert_fake_stores): Handle all component-ref style stores
15312 in addition to INDIRECT_REF. Also handle complex types.
15313 Do not poolify the inserted load.
15314 (realify_fake_stores): Do not rebuild the tree but only
15315 make it a SSA_NAME copy.
15316 (init_pre): Remove initialzation of modify_expr_template.
15317 Do not allocate modify_expr_node_pool.
15318 (fini_pre): Do not free modify_expr_node_pool.
15320 2008-03-10 Paul Brook <paul@codesourcery.com>
15322 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15323 to avoid conflicts.
15325 2008-03-10 Paul Brook <paul@codesourcery.com>
15326 Mark Shinwell <shinwell@codesourcery.com>
15328 * config/arm/cortex-r4.md: New.
15329 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15331 * config/arm/arm.md: Include cortex-r4.md.
15332 (insn): Add smmls, sdiv and udiv values.
15333 (generic_sched): Don't use generic scheduling for Cortex-R4.
15334 (arm_issue_rate): New function.
15335 (TARGET_SCHED_ISSUE_RATE): Define.
15337 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15339 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15341 2008-03-10 Richard Guenther <rguenther@suse.de>
15343 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15344 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15346 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15348 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15349 Set default to true.
15351 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15353 * c.opt (Wsynth): Deprecate.
15354 * doc/invoke.texi (Option Summary, Warning Options): Document
15355 -Wno-format-contains-nul.
15357 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15360 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15361 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15363 2008-03-09 Ira Rosen <irar@il.ibm.com>
15365 * config/rs6000/rs6000.c (builtin_description): Rename vector
15366 left shift operations.
15367 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15368 (altivec_vsl<VI_char>): Rename to ...
15369 (ashl<mode>3): ... new name.
15370 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15372 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15374 2008-03-08 Richard Guenther <rguenther@suse.de>
15376 * coverage.h (tree_coverage_counter_addr): Declare.
15377 * coverage.c (tree_coverage_counter_addr): New function.
15378 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15379 before using again.
15380 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15381 (tree_gen_one_value_profiler): Likewise.
15382 (tree_gen_ic_profiler): Likewise.
15383 (tree_gen_average_profiler): Likewise.
15384 (tree_gen_ior_profiler): Likewise.
15386 2008-03-08 Richard Guenther <rguenther@suse.de>
15388 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15389 (vn_binary_op_insert): Likewise.
15390 (vn_unary_op_lookup): Likewise.
15391 (vn_unary_op_insert): Likewise.
15392 (vn_nary_op_lookup): Declare.
15393 (vn_nary_op_insert): Likewise.
15394 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15395 and binary hashes, use a single obstack for unary_op_pool
15396 and binary_op_pool.
15397 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15398 a single struct vn_nary_op_s. Store tree code length and
15399 a variable number of operands.
15400 (struct vn_reference_op_struct): Remove unused op2.
15401 (vn_reference_op_eq): Do not compare op2.
15402 (vn_reference_op_compute_hash): Do not compute hash of op2.
15403 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15404 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15405 with vn_nary_op_compute_hash.
15406 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15407 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15409 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15411 (visit_unary_op): Call nary functions.
15412 (visit_binary_op): Likewise.
15413 (process_scc): Adjust for struct vn_tables_s changes.
15414 (allocate_vn_table): Likewise.
15415 (free_vn_table): Likewise.
15416 * tree-vn.c (vn_add): Call nary functions.
15417 (vn_lookup): Likewise.
15419 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15422 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15423 wdst back after sync_compare_and_swapqhi_internal.
15425 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15428 * config/i386/i386-modes.def (V1DI): New vector mode.
15429 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15430 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15431 (MMXMODE248): Ditto.
15432 (MMXMODE): Add V1DI mode.
15433 (mmxvecsize): Change DI mode to V1DI mode.
15434 ("mov<mode>): Use MMXMODEI8 mode iterator.
15435 ("*mov<mode>_internal_rex64"): Ditto.
15436 ("*mov<mode>_internal"): Ditto.
15437 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15438 ("mmx_sub<mode>3"): Ditto.
15439 ("mmx_adddi3"): Remove insn pattern.
15440 ("mmx_subdi3"): Ditto.
15441 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15442 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15443 ("mmx_ashl<mode>3"): Ditto.
15444 ("mmx_lshrdi3"): Remove insn pattern.
15445 ("mmx_ashldi3"): Ditto.
15446 * config/i386/i386.c (classify_argument): Handle V1DImode.
15447 (function_arg_advance_32): Ditto.
15448 (function_arg_32): Ditto.
15449 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15450 mmx_addv1di3 insn pattern.
15451 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15452 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15453 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15454 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15455 Remove definitions of built-in functions.
15456 (V1DI_type_node): New node.
15457 (v1di_ftype_v1di_int): Ditto.
15458 (v1di_ftype_v1di_v1di): Ditto.
15459 (v2si_ftype_v2si_si): Ditto.
15460 (v4hi_ftype_v4hi_di): Remove node.
15461 (v2si_ftype_v2si_di): Ditto.
15462 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15463 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15464 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15465 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15466 Add new builtins using def_builtin_const.
15467 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15468 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15469 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15470 * config/i386/mmintrin.h (__v1di): New typedef.
15471 (_mm_add_si64): Cast arguments to __v1di type.
15472 (_mm_sub_si64): Ditto.
15473 (_mm_sll_pi16): Cast __count to __v4hi type.
15474 (_mm_sll_pi32): Cast __count to __v2si type.
15475 (_mm_sll_si64): Cast arguments to __v1di type.
15476 (_mm_srl_pi16): Cast __count to __v4hi type.
15477 (_mm_srl_pi32): Cast __count to __v2si type.
15478 (_mm_srl_si64): Cast arguments to __v1di type.
15479 (_mm_sra_pi16): Cast __count to __v4hi type.
15480 (_mm_sra_pi32): Cast __count to __v2si type.
15481 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15482 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15483 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15484 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15485 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15486 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15487 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15488 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15489 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15490 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15491 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15492 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15494 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15496 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15498 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15501 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15502 reg+const addressing for Altivec modes. Don't generate reg+reg
15503 addressing for TFmode or TDmode quantities.
15505 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15507 * c-common.c (vector_types_convertible_p): Call langhook
15508 instead of comptypes.
15510 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15513 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15514 integral and scalar float variables which have a
15517 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15519 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15520 dwarf_register_span hook when emitting unwind information for
15521 register-to-memory saves.
15522 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15523 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15525 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15527 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15528 for the same VAR_DECL.
15530 2008-03-06 Tom Tromey <tromey@redhat.com>
15532 * treelang: Delete.
15533 * doc/standards.texi (Standards): Don't mention treelang.
15534 * doc/invoke.texi (Overall Options): Don't mention treelang.
15535 * doc/install.texi (Prerequisites): Don't mention bison or
15537 (Configuration): Don't mention treelang.
15538 (Building): Likewise.
15539 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15541 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15543 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15544 word-extractions out of a multi-word object.
15546 2008-03-06 Richard Guenther <rguenther@suse.de>
15548 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15549 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15550 result type and precision.
15551 * expr.c (get_inner_reference): Set unsignedp based on the result
15552 type of BIT_FIELD_REF.
15553 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15554 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15555 (try_instantiate_multiple_fields): Likewise. Use the correct type
15557 (sra_build_assignment): Likewise.
15558 (sra_build_elt_assignment): Likewise.
15559 (sra_explode_bitfield_assignment): Likewise.
15560 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15561 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15562 set BIT_FIELD_REF_UNSIGNED.
15563 (vectorizable_load): Likewise.
15565 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15567 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15570 2008-03-06 Richard Guenther <rguenther@suse.de>
15572 * alias.c (struct alias_set_entry): Move has_zero_child field
15573 to pack with alias_set.
15575 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15577 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15580 2008-03-05 Ian Lance Taylor <iant@google.com>
15582 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15584 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15586 * fwprop.c (update_df): Support width and offset parameters of
15588 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15589 global_conflicts): Change DF_REF_EXTRACT to either
15590 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15591 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15592 * df-scan.c (df_ref_record, df_defs_record,
15593 df_ref_create_structure, df_def_record_1, df_uses_record,
15594 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15595 df_bb_refs_collect, df_entry_block_defs_collect,
15596 df_exit_block_uses_collect): Support new width and offset fields.
15597 (ref_extract_pool): New storage pool.
15598 (df_free_ref): New function.
15599 (df_reg_chain_unlink, df_free_collection_rec,
15600 df_sort_and_compress_refs): Call df_free_ref.
15601 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15603 (df_ref_create_structure): Allocate df_ref_extract if offset and
15604 width fields are used.
15605 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15606 (df_uses_record): Get offset and width from ZERO_EXTRACT
15608 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15609 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15610 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15611 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15612 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15613 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15614 (df_ref_extract): New structure.
15615 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15616 (df_ref_create): Add width and offset parameters.
15618 2008-03-05 Richard Guenther <rguenther@suse.de>
15620 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15621 Use ranges_overlap_p.
15622 (offset_overlaps_with_access): Rename
15623 to ranges_overlap_p and move ...
15624 * tree-flow-inline.h (ranges_overlap_p): ... here.
15626 * tree.h (get_inner_reference, handled_component_p): Update
15629 * tree.h (record_component_aliases, get_alias_set,
15630 alias_sets_conflict_p, alias_sets_must_conflict_p,
15631 objects_must_conflict_p): Move declarations ...
15632 * alias.h (record_component_aliases, get_alias_set,
15633 alias_sets_conflict_p, alias_sets_must_conflict_p,
15634 objects_must_conflict_p): ... here.
15635 Include coretypes.h.
15636 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15638 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15640 * cfg.c: Include tree-flow.h.
15641 (remove_edge_raw): Call redirect_edge_var_map_clear.
15642 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15643 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15644 (redirect_edge_var_map_result): New.
15645 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15646 PENDING_STMT use with redirect_edge_var_map_*.
15647 * tree-ssa.c (edge_var_maps): New definition.
15648 (redirect_edge_var_map_add): New.
15649 (redirect_edge_var_map_clear): New.
15650 (redirect_edge_var_map_dup): New.
15651 (redirect_edge_var_map_vector): New.
15652 (redirect_edge_var_map_destroy): New.
15653 (ssa_redirect_edge): Replace PENDING_STMT use with
15654 redirect_edge_var_map_*.
15655 (flush_pending_stmts): Same.
15656 (delete_tree_ssa): Destroy edge var map.
15657 * tree-flow.h (struct _edge_var_map): New.
15658 Define edge_var_map vector type.
15659 Declare redirect_edge_var_map_* prototypes.
15660 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15661 * tree-cfg.c (reinstall_phi_args): Replace
15662 PENDING_STMT use with redirect_edge_var_map_*.
15664 2008-03-05 Richard Guenther <rguenther@suse.de>
15666 PR tree-optimization/35472
15667 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15668 whose single use_stmt has a overlapping set of loaded and
15669 stored symbols as that use_stmt might be a noop assignment then.
15671 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15673 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15675 2008-03-05 Richard Guenther <rguenther@suse.de>
15678 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15679 should be constants.
15680 * tree-cfg.c (verify_expr): Verify it.
15681 * fold-const.c (fold_truthop): Remove code generating
15682 BIT_FIELD_REFs of structure bases.
15683 (fold_binary): Likewise.
15684 (fold_ternary): Position and size of BIT_FIELD_REFs are
15685 always host integers.
15686 (make_bit_field_ref): Remove.
15687 (optimize_bit_field_compare): Remove.
15688 (all_ones_mask_p): Remove.
15690 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15693 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15694 (split_block_and_df_analyze): New. Split basic block and rebuild
15696 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15698 (split_pattern_seq): Likewise.
15699 (erase_matching_seqs): Likewise.
15700 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15702 2008-03-04 Geoff Keating <geoffk@apple.com>
15704 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15705 declaration and code.
15706 (tree_invalid_nonnegative_warnv_p): Likewise.
15708 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15710 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15711 examples. Truncate option-names then causing overfull hbox.
15713 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15716 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15718 * configure: Rebuilt.
15720 2008-03-04 Rafael Espindola <espindola@google.com>
15722 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15723 (tree_unary_nonnegative_warnv_p): New.
15724 (tree_binary_nonnegative_warnv_p): New.
15725 (tree_single_nonnegative_warnv_p): New.
15726 (tree_invalid_nonnegative_warnv_p): New.
15727 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15729 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15732 * opts.c (handle_option): Postpone 'unknown option' errors only for
15735 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15738 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15741 2008-03-04 Rafael Espindola <espindola@google.com>
15743 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15744 (tree_binary_nonzero_warnv_p): New.
15745 (tree_single_nonzero_warnv_p): New.
15746 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15748 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15750 PR middle-end/35456
15751 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15752 transformations for modes that have signed zeros.
15753 * ifcvt.c (noce_try_abs): Ditto.
15755 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15757 * config/i386/i386.c (override_options): Force
15758 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15760 2008-03-04 Jan Hubicka <jh@suse.cz>
15763 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15766 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15768 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15769 label to probe the stack.
15771 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15773 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15774 (__gthr_win32_mutex_destroy): Declare.
15775 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15776 __gthr_win32_mutex_destroy.
15777 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15779 2008-03-03 Jan Hubicka <jh@suse.cz>
15782 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15783 aggressive on inlining cold calls.
15785 2008-03-03 Richard Guenther <rguenther@suse.de>
15787 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15788 struct copies into the expression table.
15789 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15790 (try_to_simplify): Likewise.
15791 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15792 integral and pointer arguments which do not change the
15793 precision to NOP_EXPRs.
15794 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15795 VIEW_CONVERT_EXPR case.
15797 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15799 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15800 defined in a loop at depth 0 is invariant.
15801 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15802 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15803 be called at loop depth 0.
15805 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15808 * gcc.c (process_command): Update copyright notice dates.
15809 * gcov.c (print_version): Likewise.
15810 * gcov-dump.c (print_version): Likewise.
15811 * mips-tfile.c (main): Likewise.
15812 * mips-tdump.c (main): Likewise.
15814 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15817 * c-common.c (flag_permissive): Delete.
15818 (constant_expression_warnings): Check flags first.
15819 (constant_expression_error): New.
15820 * c-common.h (flag_permissive): Delete.
15821 (constant_expression_error): Declare.
15822 * flags.h (flag_permissive): Declare. Update description.
15823 * diagnostic.c (pedwarn): Update.
15825 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15826 (permissive_error_kind): New.
15827 * toplev.c (flag_permissive): Define. Update description.
15828 * toplev.h (permissive_error_kind): Declare.
15829 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15830 (pedwarn_c90): Use pedantic_warning_kind.
15831 * c-opts.c (c_common_post_options): flag_permissive does not affect
15832 flag_pedantic_errors.
15834 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15836 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15837 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15838 __absvsi2, __absvDI2): Use unsigned arithmetic.
15840 2008-03-02 Andi Kleen <ak@suse.de>
15841 Richard Guenther <rguenther@suse.de>
15843 * struct-equiv.c: Remove file.
15844 * cfg_cleanup.c (condjump_equiv_p): Remove.
15845 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15846 (struct-equiv.o): Remove rule.
15847 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15848 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15849 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15851 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15853 * ifcvt.c (noce_process_if_block): Try to handle only the then
15854 block if the else block exists but isn't suitable.
15856 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15859 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15860 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15861 regression from previous patch.
15863 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15866 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15868 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15869 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15870 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15871 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15872 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15873 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15874 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15875 (__gthread_mutex_destroy_function): Rename to
15876 __gthread_mutex_destroy.
15877 * gthr-dce.h (__gthread_mutex_destroy): Call
15878 pthread_mutex_destroy.
15879 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15880 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15881 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15883 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15885 * df-scan.c (df_ref_chain_change_bb): Simplify.
15886 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15887 set_block_for_insn if there's any change.
15888 * df.h ((df_insn_change_bb): Fix prototype.
15889 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15890 df_insn_change_bb, don't call set_block_for_insn.
15891 * emit-rtl.c (reorder_insns): Likewise.
15892 * haifa-sched.c (move_insn): Likewise.
15894 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15896 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15898 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15900 * tree-flow-inline.h (next_readonly_imm_use): Return
15901 NULL_USE_OPERAND_P after the end.
15903 2008-03-01 Richard Guenther <rguenther@suse.de>
15905 PR tree-optimization/35411
15906 * tree-sra.c (sra_build_assignment): Split conversion to
15907 final type to a separate statement if we are not assigning
15910 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15912 * fold-const.c (fold_convertible_p): Correct the logic to follow
15913 that in fold_convert().
15915 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15918 * tree-inline.c (build_duplicate_type): When we make a
15919 duplicate type, make it unique in the canonical types system.
15921 2008-02-29 Tom Tromey <tromey@redhat.com>
15923 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15924 input_file_stack_history, input_file_stack_restored): Remove.
15925 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15926 * input.h (struct file_stack): Remove.
15927 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15928 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15930 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15932 (diagnostic_last_module_changed): Add 'map' argument.
15933 (diagnostic_set_last_function): Likewise.
15934 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15935 line map, not input_file_stack.
15936 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15938 2008-02-29 Paul Brook <paul@codesourcery.com>
15940 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15942 2008-02-29 Paul Brook <paul@codesourcery.com>
15944 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15946 2008-02-29 Richard Guenther <rguenther@suse.de>
15948 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15950 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15951 value for comparing for a store match.
15952 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15953 (try_to_simplify): Do not do a full-blown reference lookup.
15955 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15957 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15958 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15960 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15962 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15964 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15965 strides against cache sizes.
15967 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15969 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15972 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15974 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15975 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15976 is smaller than the original promoted value.
15977 (simplify_subreg): If OP is a SUBREG, try to preserve its
15978 SUBREG_PROMOTED_VAR_P information.
15980 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15982 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15983 (VN_INFO_GET): Allocate new objects on the obstack.
15984 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15985 for rpo_numbers_temp, for consistency.
15986 (free_scc_vn): Free the obstack.
15988 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15990 * doc/invoke.texi: Document -ftree-loop-distribution.
15991 * tree-loop-distribution.c: New.
15992 * tree-pass.h (pass_loop_distribution): New.
15993 * graphds.h (struct graph): Add htab_t indices.
15994 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15995 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15996 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15997 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15998 * tree-data-ref.c (debug_data_dependence_relations): New.
15999 (dump_data_dependence_relation): Also print data references.
16000 (free_data_ref): Extern.
16001 (same_access_functions): Moved...
16002 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
16003 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16004 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
16005 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
16006 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
16007 (stmts_from_loop): Skip LABEL_EXPR.
16008 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
16010 (build_rdg): Initialize rdg->indices htab.
16011 (free_rdg, stores_from_loop, ref_base_address,
16012 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
16013 have_similar_memory_accesses_1, ref_base_address_1,
16014 remove_similar_memory_refs): New.
16015 * tree-data-ref.h: Depend on tree-chrec.h.
16016 (debug_data_dependence_relations, free_data_ref): Declared.
16017 (same_access_functions): ... here.
16018 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
16020 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
16021 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
16022 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
16023 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16024 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
16025 rdg_vertex_for_stmt): Declared.
16026 (struct rdg_edge): Add level.
16028 (free_rdg, stores_from_loop, remove_similar_memory_refs,
16029 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
16031 (rdg_has_similar_memory_accesses): New.
16032 * tree-vect-analyze.c: Remove unused static decls.
16033 * lambda.h (dependence_level): New.
16034 * common.opt (ftree-loop-distribution): New.
16035 * tree-flow.h (mark_virtual_ops_in_bb,
16036 slpeel_tree_duplicate_loop_to_edge_cfg,
16037 rename_variables_in_loop): Declared.
16038 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16039 (OBJS-common): Add tree-loop-distribution.o.
16040 (tree-loop-distribution.o): New rule.
16041 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16042 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16043 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16045 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16048 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16049 other than structures and unions.
16051 2008-02-28 Richard Guenther <rguenther@suse.de>
16054 2008-02-26 Richard Guenther <rguenther@suse.de>
16056 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16057 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16058 (lookup_decl_from_uid): Declare.
16059 (remove_decl_from_map): Likewise.
16060 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16061 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16062 (decl_for_uid_map): New global hashtable mapping DECL_UID
16064 (init_ttree): Allocate it.
16065 (insert_decl_to_uid_decl_map): New helper function.
16066 (make_node_stat): Insert new decls into the map.
16067 (copy_node_stat): Likewise.
16068 (lookup_decl_from_uid): New function.
16069 (remove_decl_from_map): Likewise.
16070 (print_decl_for_uid_map_statistics): New helper.
16071 (dump_tree_statistics): Call it.
16073 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16074 (referenced_var_iterator): Adjust.
16075 (FOR_EACH_REFERENCED_VAR): Adjust.
16076 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16077 (num_referenced_vars): Adjust.
16078 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16079 (first_referenced_var): Remove.
16080 (end_referenced_vars_p): Likewise.
16081 (next_referenced_var): Likewise.
16082 (referenced_var_iterator_set): New helper function.
16083 * tree-dfa.c (referenced_var_lookup): Adjust.
16084 (referenced_var_check_and_insert): Likewise.
16085 (remove_referenced_var): Likewise.
16086 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16087 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16088 (verify_call_clobbering): Likewise.
16089 (verify_memory_partitions): Likewise.
16090 (init_tree_ssa): Allocate bitmap instead of hashtable for
16092 (delete_tree_ssa): Adjust.
16093 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16094 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16095 (compute_tag_properties): Likewise.
16096 (set_initial_properties): Likewise.
16097 (find_partition_for): Likewise.
16098 (update_reference_counts): Likewise.
16099 (dump_may_aliases_for): Likewise.
16100 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16101 (add_call_clobber_ops): Likewise.
16102 (add_call_read_ops): Likewise.
16103 (get_asm_expr_operands): Likewise.
16104 * tree-into-ssa.c (dump_decl_set): Likewise.
16105 (update_ssa): Likewise.
16106 * tree-sra.c (scan_function): Likewise.
16107 (decide_instantiations): Likewise.
16108 (scalarize_parms): Likewise.
16109 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16110 (dsa_named_for): Likewise.
16111 * tree-ssa-structalias.c (update_alias_info): Likewise.
16112 (merge_smts_into): Likewise.
16114 2008-02-27 David Daney <ddaney@avtrex.com>
16117 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16118 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16119 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16120 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16121 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16123 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16126 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16127 (BUILT_IN_NEXTTOWARD): Remove.
16128 (BUILT_IN_NEXTTOWARDF): Ditto.
16129 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16130 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16132 2008-02-27 Tom Tromey <tromey@redhat.com>
16134 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16135 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16137 2008-02-27 Jan Beulich <jbeulich@novell.com>
16139 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16140 update the respective field on newdecl.
16142 2008-02-27 Revital Eres <eres@il.ibm.com>
16144 PR rtl-optimization/34999
16145 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16146 crossing edges that ends with a call insn.
16147 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16148 call insn and clear the EDGE_CROSSING flag of the crossing edge
16149 when fixing fallthru edges.
16151 2008-02-27 Richard Guenther <rguenther@suse.de>
16153 PR middle-end/35390
16154 * fold-const.c (fold_unary): Return the correct argument,
16155 converted to the result type.
16157 2008-02-27 Richard Guenther <rguenther@suse.de>
16159 PR middle-end/34971
16160 * expr.c (expand_expr_real_1): Assert on rotates that operate
16162 * fold-const.c (fold_binary): Use the types precision, not the
16163 bitsize of the mode if folding rotate expressions. Build rotates
16164 only for full modes.
16166 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16168 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16169 and CPP_PRAGMA_EOL.
16170 * c-pragma.c (pragma_ns_name): New typedef.
16171 (registered_pp_pragmas): New variable.
16172 (c_pp_lookup_pragma): New function.
16173 (c_register_pragma_1): If flag_preprocess_only, do nothing
16174 for non-expanded pragmas, for expanded ones push pragma's
16175 namespace and name into registered_pp_pragmas vector.
16176 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16177 flag_preprocess_only, don't register GCC pch_preprocess
16178 pragma if flag_preprocess_only.
16179 * c-opts.c (c_common_init): Call init_pragma even if
16180 flag_preprocess_only.
16181 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16182 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16183 cpp_register_pragma if flag_preprocess_only.
16185 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16188 * c-parser.c (c_parser_translation_unit): Warn for empty
16189 translation unit, not empty source file.
16191 2008-02-26 Paul Brook <paul@codesourcery.com>
16193 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16194 operand for Thumb-2.
16195 * config/arm/arm.h (reg_class): Add CORE_REGS.
16196 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16197 (BASE_REG_CLASS): Use CORE_REGS.
16198 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16199 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16200 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16201 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16202 ARM_REGNO_OK_FOR_INDEX_P.
16203 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16204 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16205 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16206 (ldm/stm peepholes): Ditto.
16207 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16208 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16209 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16210 * config/arm/constraints.md: Enable "k" constraint on ARM.
16212 2008-02-27 Ben Elliston <bje@au.ibm.com>
16214 * config/rs6000/rs6000.c: Annotate cache line size field in all
16215 instances of struct processor_costs.
16217 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16219 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16220 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16221 jump_bypass): New counters.
16222 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16223 * dce.c (gate_ud_dce): Same.
16224 (gate_fast_dce): Same.
16225 * dse.c (gate_dse1): New function.
16226 (gate_dse2): New function.
16227 (gate_dse): Merge results of new gate functions.
16228 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16229 (gate_handle_jump_bypass): Add dbg_cnt.
16230 (gate_handle_gcse): Add dbg_cnt.
16231 * ifcvt.c (gate_handle_if_conversion): Same.
16232 (gate_handle_if_after_combine): Same.
16233 (gate_handle_if_after_reload): Same.
16234 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16236 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16238 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16240 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16242 2008-02-26 Jason Merrill <jason@redhat.com>
16245 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16246 alone if it's the naming decl for the type's main variant.
16248 2008-02-26 Tom Tromey <tromey@redhat.com>
16250 * system.h (USE_MAPPED_LOCATION): Poison.
16251 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16252 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16253 (make_goto_expr_edges): Likewise.
16254 (remove_bb): Likewise.
16255 (execute_warn_function_return): Likewise.
16256 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16258 * c-common.c (fname_decl): Remove old location code.
16259 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16261 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16263 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16264 (gen_rtx_ASM_INPUT): Likewise.
16265 (gen_rtx_ASM_INPUT_loc): Likewise.
16266 (get_rtx_asm_OPERANDS): Remove.
16267 * cfglayout.c (insn_locators_alloc): Remove old location code.
16268 (set_curr_insn_source_location): Likewise.
16269 (curr_insn_locator): Likewise.
16270 * print-tree.c (print_node): Remove old location code.
16271 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16272 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16273 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16274 location_from_locus.
16275 (construct_exit_block): Remove old location code.
16276 * emit-rtl.c (force_next_line_note): Remove old location code.
16277 * profile.c (branch_prob): Remove old location code.
16278 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16279 LOC_LINE): Remove old-location variants.
16280 * langhooks.c (lhd_print_error_function): Remove old location
16282 * configure, config.in: Rebuilt.
16283 * configure.ac (--enable-mapped-location): Remove.
16284 * c-decl.c (c_init_decl_processing): Remove old location code.
16285 (finish_function): Likewise.
16286 * recog.c (decode_asm_operands): Remove old location code.
16287 * c-pch.c (c_common_read_pch): Remove old location code.
16288 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16290 * gimple-low.c (lower_function_body): Remove old location code.
16291 * toplev.c (unknown_location): Remove.
16292 (push_srcloc): Remove old-location variant.
16293 (process_options): Remove old location code.
16294 (lang_dependent_init): Likewise.
16295 * input.h (UNKNOWN_LOCATION): Move definition.
16296 (location_t): Undeprecate.
16297 (source_locus): Remove.
16298 (location_from_locus): Remove.
16299 (struct location_s): Remove.
16300 Remove all old-location code.
16301 (input_line, input_filename): Remove.
16302 * final.c (final_scan_insn): Remove old location code.
16303 * diagnostic.c (diagnostic_build_prefix): Remove
16304 USE_MAPPED_LOCATION test.
16305 * tree.h (gimple_stmt) <locus>: Now a location_t.
16306 (tree_exp) <locus>: Likewise.
16307 (DECL_IS_BUILTIN): Remove old-location variant.
16308 (annotate_with_file_line, annotate_with_locus): Likewise.
16309 (expr_locus, set_expr_locus): Update.
16310 * tree.c (build1_stat): Remove old location code.
16311 (last_annotated_node): Remove.
16312 (annotate_with_file_line): Remove old-location variant.
16313 (annotate_with_locus): Likewise.
16314 (expr_location): Remove old location code.
16315 (set_expr_location): Likewise.
16316 (expr_has_location): Likewise.
16317 (expr_locus): Likewise.
16318 (set_expr_locus): Likewise.
16319 (expr_filename): Don't use location_from_locus.
16320 (expr_lineno): Likewise.
16321 * rtl-error.c (location_for_asm): Remove old location code.
16322 * c-lex.c (cb_line_change): Remove old location code.
16323 (fe_file_change): Likewise.
16324 (cb_def_pragma): Likewise.
16325 (c_lex_with_flags): Likewise.
16326 * gengtype.c (do_typedef): Don't special-case location types.
16327 (define_location_structures): Remove.
16328 (main): Don't call define_location_structures.
16329 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16332 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16335 * builtins.def (BUILT_IN_STDARG_START): Remove.
16336 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16337 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16338 * tree-inline.c (inline_forbidden_p_1): Likewise.
16340 2008-02-26 Richard Guenther <rguenther@suse.de>
16342 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16343 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16344 (lookup_decl_from_uid): Declare.
16345 (remove_decl_from_map): Likewise.
16346 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16347 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16348 (decl_for_uid_map): New global hashtable mapping DECL_UID
16350 (init_ttree): Allocate it.
16351 (insert_decl_to_uid_decl_map): New helper function.
16352 (make_node_stat): Insert new decls into the map.
16353 (copy_node_stat): Likewise.
16354 (lookup_decl_from_uid): New function.
16355 (remove_decl_from_map): Likewise.
16356 (print_decl_for_uid_map_statistics): New helper.
16357 (dump_tree_statistics): Call it.
16359 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16360 (referenced_var_iterator): Adjust.
16361 (FOR_EACH_REFERENCED_VAR): Adjust.
16362 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16363 (num_referenced_vars): Adjust.
16364 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16365 (first_referenced_var): Remove.
16366 (end_referenced_vars_p): Likewise.
16367 (next_referenced_var): Likewise.
16368 (referenced_var_iterator_set): New helper function.
16369 * tree-dfa.c (referenced_var_lookup): Adjust.
16370 (referenced_var_check_and_insert): Likewise.
16371 (remove_referenced_var): Likewise.
16372 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16373 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16374 (verify_call_clobbering): Likewise.
16375 (verify_memory_partitions): Likewise.
16376 (init_tree_ssa): Allocate bitmap instead of hashtable for
16378 (delete_tree_ssa): Adjust.
16379 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16380 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16381 (compute_tag_properties): Likewise.
16382 (set_initial_properties): Likewise.
16383 (find_partition_for): Likewise.
16384 (update_reference_counts): Likewise.
16385 (dump_may_aliases_for): Likewise.
16386 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16387 (add_call_clobber_ops): Likewise.
16388 (add_call_read_ops): Likewise.
16389 (get_asm_expr_operands): Likewise.
16390 * tree-into-ssa.c (dump_decl_set): Likewise.
16391 (update_ssa): Likewise.
16392 * tree-sra.c (scan_function): Likewise.
16393 (decide_instantiations): Likewise.
16394 (scalarize_parms): Likewise.
16395 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16396 (dsa_named_for): Likewise.
16397 * tree-ssa-structalias.c (update_alias_info): Likewise.
16398 (merge_smts_into): Likewise.
16400 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16403 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16404 * c-opts.c (c_common_handle_option): Wall enables
16405 Wvolatile-register-var.
16406 * common.opt: Move Wvolatile-register-var to...
16409 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16411 * common.opt (Wlarger-than=): New.
16412 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16414 * opts.c (common_handle_option): Handle -Wlarger-than=.
16415 * optc-gen.awk: Likewise.
16416 * opth-gen.awk: Likewise.
16417 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16418 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16420 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16422 * c-common.c (match_case_to_enum_1): Add appropriate
16423 OPT_W* parameter to warning.
16424 (c_do_switch_warnings): Likewise.
16425 * c-typeck.c (warning_init): Add one more parameter following
16426 'warning' function.
16427 (push_init_level): Update call to warning_init.
16428 (pop_init_level): Likewise.
16429 (add_pending_init): Likewise.
16430 (output_init_element: Likewise.
16432 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16435 * toplev.c (toplev_main): If there are warnings or error, print
16436 errors for ignored options.
16437 * opts.c (ignored_options): New static variable.
16438 (postpone_unknown_option_error): New.
16439 (print_ignored_options): New.
16440 (handle_option): Postpone errors for unknown -Wno-* options.
16441 * opts.h (print_ignored_options): Declare.
16443 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16445 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16448 2008-02-25 Richard Guenther <rguenther@suse.de>
16451 2008-02-25 Richard Guenther <rguenther@suse.de>
16453 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16454 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16455 (lookup_decl_from_uid): Declare.
16456 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16457 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16458 (decl_for_uid_map): New global hashtable mapping DECL_UID
16460 (init_ttree): Allocate it.
16461 (insert_decl_to_uid_decl_map): New helper function.
16462 (make_node_stat): Insert new decls into the map.
16463 (copy_node_stat): Likewise.
16464 (lookup_decl_from_uid): New function.
16465 (print_decl_for_uid_map_statistics): New helper.
16466 (dump_tree_statistics): Call it.
16468 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16469 (referenced_var_iterator): Adjust.
16470 (FOR_EACH_REFERENCED_VAR): Adjust.
16471 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16472 (num_referenced_vars): Adjust.
16473 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16474 (first_referenced_var): Remove.
16475 (end_referenced_vars_p): Likewise.
16476 (next_referenced_var): Likewise.
16477 (referenced_var_iterator_set): New helper function.
16478 * tree-dfa.c (referenced_var_lookup): Adjust.
16479 (referenced_var_check_and_insert): Likewise.
16480 (remove_referenced_var): Likewise.
16481 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16482 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16483 (verify_call_clobbering): Likewise.
16484 (verify_memory_partitions): Likewise.
16485 (init_tree_ssa): Allocate bitmap instead of hashtable for
16487 (delete_tree_ssa): Adjust.
16488 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16489 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16490 (compute_tag_properties): Likewise.
16491 (set_initial_properties): Likewise.
16492 (find_partition_for): Likewise.
16493 (update_reference_counts): Likewise.
16494 (dump_may_aliases_for): Likewise.
16495 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16496 (add_call_clobber_ops): Likewise.
16497 (add_call_read_ops): Likewise.
16498 (get_asm_expr_operands): Likewise.
16499 * tree-into-ssa.c (dump_decl_set): Likewise.
16500 (update_ssa): Likewise.
16501 * tree-sra.c (scan_function): Likewise.
16502 (decide_instantiations): Likewise.
16503 (scalarize_parms): Likewise.
16504 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16505 (dsa_named_for): Likewise.
16506 * tree-ssa-structalias.c (update_alias_info): Likewise.
16507 (merge_smts_into): Likewise.
16509 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16512 * doc/invoke.texi (-fcx-limited-range): Document new option.
16513 * toplev.c (process_options): Handle -fcx-fortran-rules.
16514 * common.opt: Add documentation for -fcx-fortran-rules.
16516 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16519 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16520 actual behaviour and C99.
16522 2008-02-26 Ben Elliston <bje@au.ibm.com>
16524 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16525 (ASM_CPU_POWER6_SPEC): Likewise.
16526 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16527 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16528 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16530 2008-02-25 Richard Guenther <rguenther@suse.de>
16532 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16533 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16534 (lookup_decl_from_uid): Declare.
16535 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16536 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16537 (decl_for_uid_map): New global hashtable mapping DECL_UID
16539 (init_ttree): Allocate it.
16540 (insert_decl_to_uid_decl_map): New helper function.
16541 (make_node_stat): Insert new decls into the map.
16542 (copy_node_stat): Likewise.
16543 (lookup_decl_from_uid): New function.
16544 (print_decl_for_uid_map_statistics): New helper.
16545 (dump_tree_statistics): Call it.
16547 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16548 (referenced_var_iterator): Adjust.
16549 (FOR_EACH_REFERENCED_VAR): Adjust.
16550 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16551 (num_referenced_vars): Adjust.
16552 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16553 (first_referenced_var): Remove.
16554 (end_referenced_vars_p): Likewise.
16555 (next_referenced_var): Likewise.
16556 (referenced_var_iterator_set): New helper function.
16557 * tree-dfa.c (referenced_var_lookup): Adjust.
16558 (referenced_var_check_and_insert): Likewise.
16559 (remove_referenced_var): Likewise.
16560 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16561 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16562 (verify_call_clobbering): Likewise.
16563 (verify_memory_partitions): Likewise.
16564 (init_tree_ssa): Allocate bitmap instead of hashtable for
16566 (delete_tree_ssa): Adjust.
16567 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16568 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16569 (compute_tag_properties): Likewise.
16570 (set_initial_properties): Likewise.
16571 (find_partition_for): Likewise.
16572 (update_reference_counts): Likewise.
16573 (dump_may_aliases_for): Likewise.
16574 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16575 (add_call_clobber_ops): Likewise.
16576 (add_call_read_ops): Likewise.
16577 (get_asm_expr_operands): Likewise.
16578 * tree-into-ssa.c (dump_decl_set): Likewise.
16579 (update_ssa): Likewise.
16580 * tree-sra.c (scan_function): Likewise.
16581 (decide_instantiations): Likewise.
16582 (scalarize_parms): Likewise.
16583 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16584 (dsa_named_for): Likewise.
16585 * tree-ssa-structalias.c (update_alias_info): Likewise.
16586 (merge_smts_into): Likewise.
16588 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16591 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16592 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16593 * alias.h (nonoverlapping_memrefs_p): Likewise.
16595 2008-02-25 Jan Beulich <jbeulich@novell.com>
16597 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16598 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16599 __emultls_get_address, __emultls_register_common,
16600 __floatundi?f, and _Unwind_GetIPInfo.
16601 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16602 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16603 (gen_regparm_prefix): Likewise.
16604 (i386_nlm_encode_section_info): Sync with
16605 config/i386/winnt.c:i386_pe_encode_section_info().
16606 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16607 i386_nlm_mangle_decl_assembler_name): New.
16608 (netware_override_options): New.
16609 * config/i386/netware.h (netware_override_options): Declare.
16610 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16611 (i386_nlm_mangle_decl_assembler_name): Declare.
16612 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16614 2008-02-25 Ben Elliston <bje@au.ibm.com>
16617 * c-decl.c (grokdeclarator): Remove unused local variables
16618 `typedef_type' and `type_as_written'.
16620 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16621 unused local variable `has_hot_blocks'.
16622 (fix_crossing_conditional_branches): Remove unused local variable
16625 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16627 PR middle-end/19984
16628 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16629 using DEF_C99_BUILTIN.
16630 (BUILT_IN_NANF): Ditto.
16631 (BUILT_IN_NANL): Ditto.
16633 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16634 Revital Eres <eres@il.ibm.com>
16636 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16637 regarding the order of two dependent insns in the same row.
16639 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16641 * stor-layout.c (layout_decl): Do not bump the alignment of a
16642 bit-field to more than byte alignment if it is packed.
16644 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16646 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16649 2008-02-24 Diego Novillo <dnovillo@google.com>
16651 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16654 * tree-vrp.c (vrp_evaluate_conditional): With
16655 -Wtype-limits, emit a warning when comparing against a
16656 constant outside the natural range of OP0's type.
16657 * c.opt (Wtype-limits): Move ...
16658 * common.opt (Wtype-limits): ... here.
16660 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16662 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16663 * config/rs6000/e300c2c3.md: New file.
16664 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16666 (rs6000_override_options): Add e300c2 and e300c3 cases to
16667 processor_target_table. Do not allow usage of Altivec or Spe
16668 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16669 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16670 * config/rs6000/rs6000.h (processor_type): Add
16671 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16672 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16673 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16674 and ppce300c3. Include e300c2c3.md.
16676 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16678 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16679 instead of TARGET_STRICT_ALIGN.
16681 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16683 * explow.c (memory_address): Assert that the generated address is
16686 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16689 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16690 * config/darwin-ppc-ldouble-patch.def: New file.
16691 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16692 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16693 SUBTARGET_INIT_BUILTINS if defined.
16694 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16697 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16700 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16701 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16703 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16706 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16707 file" warning condtional on -Winvalid-PCH.
16709 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16711 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16713 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16717 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16718 prevent reload from using MMX registers.
16719 (*mov<mode>_internal): Ditto.
16720 (*movv2sf_internal_rex64): Ditto.
16721 (*movv2sf_internal): Ditto.
16723 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16725 PR documentation/31569
16726 * doc/install.texi2html: Use makeinfo --no-number-sections.
16728 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16730 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16731 ensure that we can address an entire entity > 8 bytes. Don't
16732 generate reg+reg addressing for such data.
16734 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16736 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16737 strings when optimizing for size, unless the target cares about
16740 2008-02-22 Tom Tromey <tromey@redhat.com>
16742 * regclass.c (current_pass): Remove declaration.
16744 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16746 * config/avr/libgcc.S (__RAMPZ__): Define.
16747 (__do_copy_data): Add for devices with 128KB code memory.
16749 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16751 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16753 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16755 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16757 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16760 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16763 * c-typeck.c (build_binary_op): Warn about floating point
16764 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16766 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16769 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16770 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16772 (rs6000_override_options): Set altivec_abi as default, not override,
16773 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16774 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16775 is used; use new member spe_abi.
16776 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16777 spe_abi and altivec_abi.
16779 2008-02-22 Tomas Bily <tbily@suse.cz>
16781 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16783 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16786 * config.build (build_file_translate): Set to `CMD //c' only if
16788 * Makefile.in (build_file_translate): Improve comment.
16790 2008-02-21 Jan Hubicka <jh@suse.cz>
16792 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16793 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16794 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16796 2008-02-21 Michael Matz <matz@suse.de>
16799 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16801 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16803 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16804 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16805 as insn constraint.
16806 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16807 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16808 SSE_VEC_FLOAT_MODE_P as insn constraint.
16809 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16810 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16811 sse4a_movntdf using MODEF mode iterator.
16812 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16813 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16814 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16815 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16816 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16817 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16818 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16820 2008-02-21 Richard Guenther <rguenther@suse.de>
16822 * tree.def (PAREN_EXPR): New tree code.
16823 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16825 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16826 * expr.c (expand_expr_real_1): Likewise.
16827 * tree-inline.c (estimate_num_insns_1): Likewise.
16828 * tree-complex.c (expand_complex_move): Likewise.
16829 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16832 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16835 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16837 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16840 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16842 * config/sh/sh.c (find_barrier): Don't go past
16843 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16845 2008-02-20 DJ Delorie <dj@redhat.com>
16847 * config/h8300/h8300.md (insv): Force source operand to be a register.
16849 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16850 as a jump, not as a plain insn.
16852 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16854 * doc/invoke.texi (Warning Options): Add new option
16855 -Wframe-larger-than=.
16856 (-Wframe-larger-than): Document.
16858 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16859 Add declarations for new option variables.
16861 * final.c (final_start_function): Check the frame size
16862 before emission and issue a Wframe-larger-than warning.
16864 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16865 Add definitions for new option variables.
16866 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16868 * common.opt (Wframe-larger-than=): New option.
16870 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16872 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16873 (<sse>_div<mode>3): Ditto.
16874 (<sse>_vmdiv<mode>3): Ditto.
16875 (<sse>_vmsqrt<mode>2): Ditto.
16876 (*smax<mode>3): Ditto.
16877 (sse5_frcz<mode>2): Ditto.
16878 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16879 as insn constraint.
16881 2008-02-20 Richard Guenther <rguenther@suse.de>
16883 PR middle-end/35265
16884 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16885 be happy with INTEGRAL_TYPE_P.
16887 2008-02-20 Richard Guenther <rguenther@suse.de>
16889 * fold-const.c (split_tree): Associate floatig-point expressions
16890 if flag_associative_math is set.
16892 2008-02-20 Richard Guenther <rguenther@suse.de>
16894 * tree.h (fold_real_zero_addition_p): Declare.
16895 * fold-const.c (fold_real_zero_addition_p): Export.
16896 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16897 floating-point operations with zero and one.
16899 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16901 * doc/install.texi: Correct references to CFLAGS, replacing them
16902 with BOOT_CFLAGS. Document flags used during bootstrap for
16905 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16907 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16908 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16909 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16911 (smin<mode>3): Ditto from similar patterns.
16912 (smax<mode>3): Ditto.
16913 (*ieee_smin<mode>3): Ditto.
16914 (*ieee_smax<mode>3): Ditto.
16915 * config/i386/sse.md (sse): New mode attribute.
16916 (mov<mode>): Macroize expander from movv4sf and movv2df using
16917 SSEMODEF2P mode iterator.
16918 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16919 SSE_VEC_FLOAT_MODE_P as insn constraint.
16920 (storent<mode>): Ditto.
16921 (storent<mode>): Macroize expander from storentsf and storentdf using
16922 MODEF mode iterator.
16923 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16924 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16925 (abs<mode>2): Ditto from similar patterns.
16926 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16927 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16928 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16929 (<sse>_vmsqrt<mode>2): Ditto.
16930 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16931 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16932 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16933 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16934 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16935 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16936 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16938 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16939 iterator and SSE_FLOAT_MODE_P as insn constraint.
16940 (<sse>_ucomi): Ditto from similar patterns.
16941 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16942 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16943 SSE_VEC_FLOAT_MODE_P as insn constraint.
16944 (vcond<mode>): Ditto from similar patterns.
16945 (and<mode>3, *and<mode>3): Ditto.
16946 (<sse>_nand<mode>3): Ditto.
16947 (ior<mode>3, *ior<mode>3): Ditto.
16948 (xor<mode>3, *xor<mode>3): Ditto.
16949 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16950 iterator and SSE_FLOAT_MODE_P as insn constraint.
16951 (*nand<mode>3): Ditto from similar patterns.
16952 (*ior<mode>3): Ditto.
16953 (*xor<mode>3): Ditto.
16955 2008-02-20 Ira Rosen <irar@il.ibm.com>
16957 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16958 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16959 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16961 2008-02-19 Jan Hubicka <jh@suse.cz>
16963 * predict.c (tree_bb_level_predictions): Remove variable next
16964 mistakely introduced by previous commit.
16966 2008-02-19 Jan Hubicka <jh@suse.cz>
16968 * predict.c (predict_paths_leading_to): Rewrite.
16969 (predict_paths_for_bb): New.
16970 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16972 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16975 * Makefile.in (build_file_translate): New.
16976 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16977 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16978 * configure.ac (build_file_translate): Substitute it.
16979 * configure: Regenerate.
16981 2008-02-19 Jan Hubicka <jh@suse.cz>
16983 PR rtl-optimization/34408
16984 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16987 2008-02-19 Jan Hubicka <jh@suse.cz>
16989 PR middle-end/28779
16990 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16993 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16996 * config/i386/i386-modes.def: Revert the last DI alignment
16997 change until Ada people can look into it.
16999 2008-02-19 Nick Clifton <nickc@redhat.com>
17001 * opts.c (print_specific_help): Fix typo in --help text.
17003 2008-02-19 Jakub Jelinek <jakub@redhat.com>
17006 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
17007 32-bit inline asm without asm alternatives for host GCC < 3.0.
17009 2008-02-19 Richard Guenther <rguenther@suse.de>
17011 PR tree-optimization/34989
17012 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
17013 Allow propagation to INDIRECT_REF if we can simplify only.
17015 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17017 * c-common.c (warn_for_collisions_1): Use appropriate option when
17020 2008-02-19 Nick Clifton <nickc@redhat.com>
17023 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
17024 (handle_options): Fix indentation.
17025 (print_filtered_help): If no language-specific options were
17026 displayed tell the user how to list all the options supported by
17027 the language's front-end.
17028 (print_specific_help): Fix indentation and remove duplicate line.
17029 (common_handle_option): Handle the -v option.
17030 For --help enable the display of undocumented options if the -v
17031 switch has been included on the command line.
17032 For --help= check for overlaps in the arguments between the option
17033 classes and the language names and issue a warning when they
17034 cannot be disambiguated.
17035 * c.opt (v): Pass on to the common option handler.
17037 2008-02-19 Revital Eres <eres@il.ibm.com>
17039 * modulo-sched.c (sms_schedule): Change dump message when
17040 create_ddg function fails.
17041 (try_scheduling_node_in_cycle): Rename row to cycle.
17042 (print_partial_schedule): Rename CYCLE to ROW.
17044 2008-02-19 Christian Bruel <christian.bruel@st.com>
17045 Zdenek Dvorak <ook@ucw.cz>
17047 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17049 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17052 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17053 (*x86_movdicc_0_m1_se): Ditto.
17055 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17057 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17058 (CMPtype): Define as __gcc_CMPtype.
17059 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17060 (CMPtype): Define as __gcc_CMPtype.
17062 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17064 Support valgrind 3.3 for --enable-checking=valgrind.
17065 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17067 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17068 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17069 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17070 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17071 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17072 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17073 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17075 * ggc-zone.c: Similar.
17076 * ggc-page.c: Similar.
17078 2008-02-19 Paul Brook <paul@codesourcery.com>
17081 * config/arm/ieee754-df.S: Fix do_it typo.
17082 * config/arm/ieee754-sf.S: Fix do_it typo.
17084 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17087 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17088 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17089 (OPTION_MASK_ISA_SSE_SET): Likewise.
17090 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17091 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17092 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17093 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17094 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17095 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17096 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17097 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17098 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17099 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17100 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17101 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17102 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17103 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17104 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17105 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17106 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17107 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17108 (OPTION_MASK_ISA_SSE4): Removed.
17109 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17110 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17111 (override_options): Don't turn on implied SSE/MMX bits in
17114 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17116 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17119 2008-02-18 Joey Ye <joey.ye@intel.com>
17121 PR middle-end/34921
17122 * tree-nested.c (insert_field_into_struct): Set type alignment
17123 to field alignment if the former is less than the latter.
17125 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17127 * BASE-VER: Set to 4.4.0.
17129 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17131 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17132 * doc/cfg.texi: Likewise.
17133 * doc/extend.texi: Likewise.
17134 * doc/gty.texi: Likewise.
17135 * doc/invoke.texi: Likewise.
17136 * doc/loop.texi: Likewise.
17137 * doc/md.texi: Likewise.
17138 * doc/passes.texi: Likewise.
17139 * doc/rtl.texi: Likewise.
17140 * doc/sourcebuild.texi: Likewise.
17141 * doc/tm.texi: Likewise.
17142 * doc/tree-ssa.texi: Likewise.
17144 2008-02-17 Richard Guenther <rguenther@suse.de>
17146 PR middle-end/35227
17147 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17148 without default definition.
17150 2008-02-17 Richard Guenther <rguenther@suse.de>
17152 PR tree-optimization/35231
17153 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17156 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17159 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17160 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17161 libgcc_cmp_return mode.
17163 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17166 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17168 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17170 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17173 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17175 * doc/c-tree.texi: Use `@.' where appropriate.
17176 * doc/extend.texi: Likewise.
17177 * doc/install.texi: Likewise.
17178 * doc/invoke.texi: Likewise.
17179 * doc/loop.texi: Likewise.
17180 * doc/makefile.texi: Likewise.
17181 * doc/md.texi: Likewise.
17182 * doc/passes.texi: Likewise.
17183 * doc/standards.texi: Likewise.
17184 * doc/tm.texi: Likewise.
17186 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17188 PR middle-end/35196
17189 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17191 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17192 rather than in entry_bb.
17194 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17196 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17197 libgcc_cmp_return mode.
17199 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17201 PR middle-end/35130
17202 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17203 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17205 2008-02-15 Richard Guenther <rguenther@suse.de>
17206 Zdenek Dvorak <ook@ucw.cz>
17208 PR tree-optimization/35164
17209 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17210 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17211 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17212 Only propagate addresses which do not have abnormal SSA_NAMEs
17215 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17218 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17220 2008-02-15 Jan Hubicka <jh@suse.cz>
17222 PR middle-end/35149
17223 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17225 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17227 PR middle-end/34621
17228 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17229 when calculating alignment_pad.
17231 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17233 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17234 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17235 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17236 and STACK_BOUNDARY define.
17238 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17240 PR preprocessor/35061
17241 * c-pragma.c (handle_pragma_pop_macro): Check that
17242 pushed_macro_table has been allocated.
17244 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17246 PR middle-end/35136
17247 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17248 (force_gimple_operand): Likewise.
17249 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17250 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17251 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17252 (find_interesting_uses_address): Check addressability and alignment
17253 of the base expression only after substituting bases of IVs into it.
17255 2008-02-14 Michael Matz <matz@suse.de>
17258 * function.c (instantiate_virtual_regs_in_insn): Reload address
17259 before falling back to reloading the whole operand.
17261 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17263 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17264 before the first section switch note.
17266 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17268 * doc/bugreport.texi: Update copyright years.
17269 * doc/c-tree.texi: Likewise.
17270 * doc/cfg.texi: Likewise.
17271 * doc/cpp.texi: Likewise.
17272 * doc/cppinternals.texi: Likewise.
17273 * doc/fragments.texi: Likewise.
17274 * doc/frontends.texi: Likewise.
17275 * doc/gcc.texi: Likewise.
17276 * doc/gty.texi: Likewise.
17277 * doc/hostconfig.texi: Likewise.
17278 * doc/implement-c.texi: Likewise.
17279 * doc/libgcc.texi: Likewise.
17280 * doc/loop.texi: Likewise.
17281 * doc/makefile.texi: Likewise.
17282 * doc/options.texi: Likewise.
17283 * doc/passes.texi: Likewise.
17284 * doc/rtl.texi: Likewise.
17285 * doc/sourcebuild.texi: Likewise.
17286 * doc/standards.texi: Likewise.
17287 * doc/tree-ssa.texi: Likewise.
17288 * doc/trouble.texi: Likewise.
17290 * doc/extend.texi: Use @: or add comma where appropriate.
17291 * doc/invoke.texi: Likewise.
17292 * doc/tm.texi: Likewise.
17294 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17297 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17300 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17302 * doc/md.texi (clz, ctz): Add reference.
17303 * doc/rtl.texi (clz, ctz): Likewise.
17305 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17308 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17311 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17313 * config/s390/s390.c (struct constant_pool): New field
17314 emit_pool_after added.
17315 (s390_mainpool_start): Set the emit_pool_after flag according
17316 to the section switch notes.
17317 (s390_mainpool_finish): Consider emit_pool_after when emitting
17318 the literal pool at the end of the function.
17319 (s390_chunkify_start): Force literal pool splits at section
17322 2008-02-13 Michael Matz <matz@suse.de>
17325 * var-tracking.c (clobber_variable_part): Correctly traverse the
17328 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17331 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17332 Add -fdump-ipa-inline.
17333 * tree-dump.c (dump_files): Remove tree-inlined dump.
17334 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17336 2008-02-12 Richard Guenther <rguenther@suse.de>
17338 PR tree-optimization/35171
17339 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17342 2008-02-12 Richard Guenther <rguenther@suse.de>
17344 PR middle-end/35163
17345 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17346 value-preserving mode. Disallow final truncation.
17348 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17350 PR middle-end/35136
17351 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17352 code from here to...
17353 (force_gimple_operand): ...here.
17355 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17358 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17359 non-compatible pointers.
17360 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17361 different FIELD_DECLs, try harder by comparing field offsets, sizes
17364 PR inline-asm/35160
17365 * function.c (match_asm_constraints_1): Don't replace the same input
17368 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17370 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17371 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17372 (expand_epilogue): Restore RAMPZ register.
17373 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17375 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17377 * config/i386/cygwin.asm: (__alloca): Correct calling
17378 convention and alignment.
17379 (__chkstk): Force 8 byte stack alignment.
17381 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17382 Richard Guenther <rguenther@suse.de>
17384 PR tree-optimization/33992
17385 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17386 the zero we compare against.
17388 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17390 PR libfortran/35063
17391 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17392 to CloseHandle after unlocking to prevent accumulation of handle
17395 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17397 PR middle_end/34150
17398 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17399 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17400 and update LABEL_NUSES during and after reload.
17402 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17404 PR middle-end/34627
17405 * combine.c (simplify_if_then_else): Make sure the comparison is
17406 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17408 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17411 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17412 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17413 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17414 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17415 * tree.h (get_type_static_bounds): Likewise.
17417 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17419 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17420 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17421 Make -Wfoo language annotations match what the compiler outputs.
17423 2008-02-08 Sa Liu <saliu@de.ibm.com>
17425 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17426 intrinsics spu_convts, spu_convtu, spu_convtf.
17428 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17430 * doc/extend.texi (Function Attributes) <noinline>: Mention
17431 asm ("") as method to keep calls.
17433 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17436 * doc/options.texi (Options): Replace references to opts.sh with
17438 * opts-common.c: Likewise.
17439 * optc-gen.awk: Likewise.
17441 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17443 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17445 2008-02-07 Richard Henderson <rth@redhat.com>
17448 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17449 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17452 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17454 PR tree-optimization/35085
17455 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17456 for operand entry oe2 in addition to operand entry oe3 in order to
17457 expose more opportunities for vectorizer sum reduction.
17459 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17462 * Makefile.in (LIBS): Remove $(GMPLIBS).
17463 (cc1-dummy, cc1): Add $(GMPLIBS).
17465 2008-02-06 Jan Hubicka <jh@suse.cz>
17468 * i386.md (moddf_integer): Do not produce partial memory stalls for
17469 targets where it hurts.
17471 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17474 * optabs.c (expand_float): Do not check for decimal modes when
17475 expanding unsigned integer through signed conversion.
17477 2008-02-06 Nick Clifton <nickc@redhat.com>
17479 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17480 inside the clobber with a match_operand and duplicated operand
17481 number in the constraint.
17482 (ineqbranchsi): Delete redundant comment.
17484 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17486 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17487 builtin_define ("__USE_INIT_FINI__").
17488 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17490 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17492 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17494 PR documentation/30330
17495 * doc/invoke.texi (C++ Dialect Options)
17496 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17497 For each warning option -Wfoo that allows -Wno-foo, ensure both
17498 -Wfoo and -Wno-foo are listed in the option index. Fix index
17499 entry of -Wswitch-default, index -Wnormalized= including the
17500 `=', and -Wlarger-than-@var{len} including @var{len}.
17502 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17504 * config/i386/i386.md (floatunssisf2): Use
17505 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17506 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17507 Macroize expander using MODEF mode iterator.
17509 2008-02-05 Diego Novillo <dnovillo@google.com>
17511 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17514 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17516 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17519 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17521 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17524 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17525 to indicate if a message should be generated.
17526 (init_cumulative_args): Updated.
17527 (function_value_32): Likewise.
17529 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17531 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17533 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17536 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17537 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17539 2008-02-04 Diego Novillo <dnovillo@google.com>
17541 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17544 * tree-vrp.c (vrp_evaluate_conditional): With
17545 -Wtype-limits, emit a warning when comparing against a
17546 constant outside the natural range of OP0's type.
17548 2008-02-04 Richard Guenther <rguenther@suse.de>
17550 PR middle-end/33631
17551 * expr.c (count_type_elements): Give for unions instead of
17554 2008-02-04 Richard Guenther <rguenther@suse.de>
17556 PR middle-end/35043
17557 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17558 to TYPE_DOMAINs base type instead of using bitsizetype here.
17560 2008-02-03 Jason Merrill <jason@redhat.com>
17562 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17564 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17567 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17568 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17569 (RS/6000 and PowerPC Options): Fix typos and markup.
17570 * doc/passes.texi (Tree-SSA passes): Likewise.
17572 2008-02-02 Michael Matz <matz@suse.de>
17575 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17576 from record_last_reg_set_info.
17577 (record_last_reg_set_info): Take an RTX argument, iterate over all
17578 constituent hardregs.
17579 (record_last_set_info, record_opr_changes): Change calls to
17580 new signature or to record_last_reg_set_info_regno.
17582 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17584 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17586 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17588 PR rtl-optimization/34773
17589 * reg-notes.def (EQUAL): Mention significance of combination of
17590 REG_EQUAL and REG_RETVAL.
17591 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17592 insn that has a REG_RETVAL.
17594 2008-02-01 Roger Sayle <roger@eyesopen.com>
17597 * configure.ac (--enable-fixed-point): Disable unless explicitly
17599 * configure: Regenerate.
17601 2008-02-01 Richard Guenther <rguenther@suse.de>
17604 * invoke.texi (-finline-limit): Remove no longer true parts
17605 of the documentation. Note that there is no default value.
17607 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17608 Mark Mitchell <mark@codesourcery.com>
17609 Ben Elliston <bje@au.ibm.com>
17612 * doc/extend.texi (Other Builtins): Document.
17614 2008-01-31 Tom Browder <tom.browder@gmail.com>
17616 * doc/c-tree.texi (Types): Fix grammar.
17617 (Expression trees): Ditto.
17618 * doc/passes.texi (Tree-SSA passes): Ditto.
17620 * doc/configterms.texi (Configure Terms): Fix typo.
17621 * doc/cpp.texi (Common Predefined Macros): Ditto.
17622 * doc/md.texi (Machine Constraints): Ditto.
17624 * doc/makefile.texi (Makefile): Add comma.
17626 2008-01-31 Tom Browder <tom.browder@gmail.com>
17627 Gerald Pfeifer <gerald@pfeifer.com>
17629 * doc/sourcebuild.texi (Front End): Remove references to CVS
17630 and CVSROOT/modules.
17631 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17632 (Back End): Remove reference to CVS.
17634 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17637 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17639 (mips16_gp_pseudo_reg): ...here.
17640 * config/mips/mips.md (load_const_gp): Replace with...
17641 (load_const_gp_<mode>): ...this :P-based insn.
17643 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17645 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17646 options. Minor fixes.
17647 (-std): Move reference to standards closer to where language
17648 standards are first mentioned.
17650 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17652 PR rtl-optimization/34995
17653 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17654 parameter and return a bool. If the rtx parameter is nonnull,
17655 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17656 (find_reloads): Update call accordingly. Pass the new operand
17657 if it needed no address reloads, otherwise pass null.
17659 2008-01-30 Richard Henderson <rth@redhat.com>
17662 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17663 for unbounded arrays.
17665 2008-01-30 Silvius Rus <rus@google.com>
17667 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17669 2008-01-30 Jan Hubicka <jh@suse.cz>
17672 * i386.c (init_cumulative_args): Use real function declaration when
17675 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17677 PR rtl-optimization/34998
17678 * global.c (build_insn_chain): Treat non-subreg_lowpart
17679 SUBREGs of pseudos as clobbering all the words covered by the
17680 SUBREG, not just all the bytes.
17681 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17682 original df_ref rather than an extract parameter.
17683 (global_conflicts): Update call accordingly.
17685 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17687 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17688 the overflow check to make it easier to read.
17689 (__fixtfdi): Change the type of the ll member in union
17690 long_double to UDItype_x.
17692 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17694 PR middle-end/34969
17695 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17696 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17697 * tree-inline.c (fold_marked_statements): Call
17698 cgraph_update_edges_for_call_stmt if folding a call statement.
17699 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17700 debug_generic_stmt calls, reset it back afterwards.
17703 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17705 * c-typeck.c (build_external_ref): Don't pedwarn about
17706 static vars in current function's scope.
17708 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17710 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17712 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17715 * ipa-struct-reorg.c: Fix spelling.
17716 * params.def: Ditto.
17718 2008-01-29 Richard Guenther <rguenther@suse.de>
17720 PR middle-end/35006
17721 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17723 * tree-inline.c (remap_type): Increment remapping_type_depth
17724 around remapping types.
17725 (copy_body_r): Only add referenced variables if they are referenced
17726 from code, not types.
17728 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17739 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17740 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17742 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17745 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17746 pointer for tiny stack.
17748 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17750 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17752 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17754 * config/vx-common.h: Fix typo in comment.
17756 2008-01-28 Ian Lance Taylor <iant@google.com>
17760 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17761 coalesce pointers if they have different DECL_NO_TBAA_P values.
17762 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17763 between variables with different DECL_NO_TBAA_P values.
17765 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17768 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17769 are not legitimate small data references on SPE targets.
17771 2008-01-28 David Daney <ddaney@avtrex.com>
17773 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17775 2008-01-28 David Daney <ddaney@avtrex.com>
17777 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17779 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17781 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17782 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17783 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17784 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17785 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17786 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17787 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17788 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17790 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17792 * basic-block.h (condjump_equiv_p): Fix comment.
17794 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17796 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17797 print_generic_stmt_indented): Fix comment.
17799 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17801 * configure.ac (__stack_chk_fail): Add detecion for availability
17802 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17803 * configure: Regenerate.
17805 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17807 PR middle-end/34688
17808 * final.c (output_addr_const): Handle TRUNCATE.
17810 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17813 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17814 (zero_cost, infinite_cost): New constants.
17815 (struct cost_pair): Change type of cost to comp_cost.
17816 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17817 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17819 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17820 split_address_cost, ptr_difference_cost, difference_cost,
17821 get_computation_cost_at, get_computation_cost,
17822 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17823 determine_use_iv_cost_condition, determine_use_iv_costs,
17824 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17825 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17826 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17827 Change type of cost to comp_cost.
17828 (determine_iv_cost): Increase cost of non-original ivs, instead
17829 of decreasing the cost of original ones.
17830 (get_address_cost): Indicate the complexity of the addressing mode
17832 (try_add_cand_for): Prefer using ivs not specific to some object.
17833 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17835 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17836 Janis Johnson <janis187@us.ibm.com>
17839 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17840 (TARGET_INSTANTIATE_DECLS): Likewise.
17841 * target.h (expand_to_rtl_hook): New target hook.
17842 (instantiate_decls): Likewise.
17843 * function.c (instantiate_decl): Make non-static. Rename to...
17844 (instantiate_decl_rtl): ... this.
17845 (instantiate_expr): Use instantiate_decl_rtl.
17846 (instantiate_decls_1): Likewise.
17847 (instantiate_decls): Likewise.
17848 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17849 * function.h (instantiate_decl_rtl): Add prototype.
17850 * cfgexpand.c (target.h): New include.
17851 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17852 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17853 (TARGET_INSTANTIATE_DECLS): Likewise.
17854 (TARGET_INITIALIZER): New target hooks added.
17855 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17857 * config/rs6000/rs6000.c (tree-flow.h): New include.
17858 (machine_function): Add sdmode_stack_slot field.
17859 (rs6000_alloc_sdmode_stack_slot): New function.
17860 (rs6000_instantiate_decls): Likewise.
17861 (rs6000_secondary_memory_needed_rtx): Likewise.
17862 (rs6000_check_sdmode): Likewise.
17863 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17864 (TARGET_INSTANTIATE_DECLS): Likewise.
17865 (rs6000_hard_regno_mode_ok): Allow SDmode.
17866 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17867 (rs6000_emit_move): Handle SDmode.
17868 (function_arg_advance): Likewise.
17869 (function_arg): Likewise.
17870 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17871 SDmode var args for 32-bit compiles.
17872 (rs6000_secondary_reload_class): Handle SDmode.
17873 (rs6000_output_function_epilogue): Likewise.
17874 (rs6000_function_value): Simplify if statement.
17875 (rs6000_libcall_value): Likewise.
17876 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17877 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17878 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17879 (movsd_hardfloat): New define_insn.
17880 (movsd_softfloat): Likewise.
17881 (movsd_store): Likewise.
17882 (movsd_load): Likewise.
17883 (extendsddd2): Likewise.
17884 (extendsdtd2): Likewise.
17885 (truncddsd2): Likewise.
17886 (movdd_hardfloat64): Fixup comment.
17887 (UNSPEC_MOVSD_LOAD): New constant.
17888 (UNSPEC_MOVSD_STORE): Likewise.
17890 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17893 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17895 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17896 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17897 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17898 and TRUTH_XOR_EXPR.
17900 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17903 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17904 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17905 __LONGDOUBLE128 too.
17906 * config/rs6000/aix61.h: New file.
17908 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17910 PR rtl-optimization/34959
17911 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17912 popcount and parity rtxes the same mode as their operand.
17913 Truncate or extend the result to the return value's mode
17916 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17919 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17920 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17921 to GOT_VERSION_REGNUM.
17922 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17923 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17924 * config/mips/mips.c (mips_emit_call_insn): New function.
17925 (mips_call_tls_get_addr): Call mips_expand_call directly.
17926 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17928 (mips16_build_call_stub): Likewise. Return the call insn or null.
17929 (mips_expand_call): Update the call to mips16_build_call_stub
17930 accordingly and a remove redundant condition. Assert that MIPS16
17931 stubs do not use lazy binding. Use mips_emit_call_insn and return
17933 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17935 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17936 (mips_avoid_hazard): Remove hazard_set handling.
17937 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17938 (UNSPEC_RESTORE_GP): ...this.
17939 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17940 (FAKE_CALL_REGNO): Rename to...
17941 (GOT_VERSION_REGNUM): ...this.
17942 (type): Add "ghost" value. Add an associated insn reservation.
17943 (hazard_set): Remove.
17944 (exception_receiver): Rename to...
17945 (restore_gp): ...this and update the unspec identifier accordingly.
17946 (exception_receiver, nonlocal_got_receiver): New expanders.
17947 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17948 FAKE_CALL_REGNO. Remove hazard_set attribute.
17949 (set_got_version, update_got_version): New patterns.
17951 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17954 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17956 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17959 * doc/install.texi2html: Generate gcc-vers.texi.
17961 2008-01-25 DJ Delorie <dj@redhat.com>
17963 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17965 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17967 * config/c4x: Remove directory.
17968 * config.gcc (crx-*, mt-*): Mark obsolete.
17969 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17970 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17971 sh-*-rtemscoff*): Remove cases.
17972 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17973 * real.c (encode_c4x_single, decode_c4x_single,
17974 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17975 c4x_extended_format): Remove.
17976 * real.h (c4x_single_format, c4x_extended_format): Remove.
17977 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17979 (Pragmas): Remove comment about c4x pragmas.
17980 * doc/install.texi (c4x): Remove target-specific instructions.
17981 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17982 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17983 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17984 refer to C4x source files as examples.
17985 (C4X_FLOAT_FORMAT): Remove documentation.
17987 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17989 * config/bfin/bfin.c (override_options): Reorder tests so that
17990 flag_pic gets enabled for -msep-data.
17992 2008-01-25 Richard Guenther <rguenther@suse.de>
17994 PR middle-end/32244
17995 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17996 to its bitfield precision if required.
17998 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18000 PR middle-end/33880
18001 * tree-nested.c (walk_omp_for): New function.
18002 (convert_nonlocal_reference, convert_local_reference): Call
18003 walk_omp_for on OMP_FOR.
18004 (convert_call_expr): Call walk_body on OMP_FOR's
18005 OMP_FOR_PRE_INIT_BODY.
18007 2008-01-25 Richard Guenther <rguenther@suse.de>
18009 PR tree-optimization/34966
18010 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
18011 default defs and PHI_NODEs we have to insert after the
18012 defining statement.
18014 2008-01-24 Nick Clifton <nickc@redhat.com>
18016 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
18017 Provide a default definition.
18018 (LIBGCC2_UNITS_PER_WORD): Likewise.
18020 * config/stormy16/stormy16.c: Include df.h for the prototype
18021 for df_regs_ever_live_p.
18022 (xstormy16_expand_builtin_va_start): Convert the stack offset
18023 into a component_ref and then use POINTER_PLUS_EXPR to add it
18024 to the incoming_virtual_args_rtx.
18025 (xstormy16_gimplify_va_arg_expr): Rename to
18026 xstormy16_gimplify_va_arg_expr.
18027 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
18028 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
18029 xstormy16_gimplify_va_arg_expr.
18030 Fix up some formatting issues.
18032 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
18033 Move to predicates.md.
18034 (xs_hi_general_operand): Likewise.
18035 (xs_hi_nonmemory_operand): Likewise.
18036 * config/stormy16/predicates.md:
18037 (xstormy16_carry_plus_operand): New predicate.
18038 (xs_hi_general_operand): New predicate.
18039 (xs_hi_nonmemory_operand): New predicate.
18040 * config/stormy16/stormy16-protos.h:
18041 (xstormy16_carry_plus_operand): Delete prototype.
18042 (xs_hi_general_operand): Likewise.
18043 (xs_hi_nonmemory_operand): Likewise.
18045 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18046 modifiers as they are no longer needed and they can trigger
18047 reload spill failures.
18049 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18050 with a match_operand in order to help reload.
18052 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18053 constraint with 'e' for the 8th alternative as this version of
18054 the mov.w instruction only accepts the lower 8 registers.
18056 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18059 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18060 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18063 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18065 PR middle-end/33333
18066 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18068 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18070 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18072 (remove_structure): Update allocations list before removing structure.
18074 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18076 * ipa-struct-reorg.c (is_safe_cond_expr,
18077 create_new_stmts_for_cond_expr): Use integer_zerop function,
18078 that recognize not only zero-pointer, but zero-integer too.
18080 2008-01-25 Ben Elliston <bje@au.ibm.com>
18083 * fixproto: Escape "." in sed expression that strips leading "./".
18085 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18088 * gcc.c (SWITCH_OK): Removed.
18089 (SWITCH_LIVE): Changed to bit.
18090 (SWITCH_FALSE): Likewise.
18091 (SWITCH_IGNORE): Likewise.
18092 (switchstr): Change live_cond to unsigned int.
18093 (process_command): Replace SWITCH_OK with 0.
18094 (do_self_spec): Likewise.
18095 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18096 (give_switch): Likewise.
18097 (used_arg): Likewise.
18098 (do_spec_1): Set the SWITCH_IGNORE bit.
18099 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18100 bits. Set the SWITCH_LIVE bit.
18102 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18104 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18106 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18108 PR tree-optimization/34472
18109 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18110 parameter to a "bool *" and set *DATA to false if there is
18111 an unsafe access. Do not delete the structure here.
18112 (check_cond_exprs): Delete it here instead.
18113 (check_cond_exprs, exclude_cold_structs): Do not increase
18114 I when removing a structure.
18116 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18119 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18120 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18122 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18124 PR middle-end/34934
18125 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18126 a fixed vector for stack.
18128 2008-01-24 Ben Elliston <bje@au.ibm.com>
18131 * doc/gcc.texi (Software development): Add a direntry for g++.
18133 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18135 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18136 stale and straggling -fforce-addr comments above.
18138 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18140 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18141 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18143 2008-01-23 Michael Matz <matz@suse.de>
18146 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18149 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18151 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18152 malloc result type.
18154 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18156 * config/avr/avr.c (avr_current_arch): New variable.
18157 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18158 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18159 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18160 (avr_override_options): Init 'avr_current_arch'.
18161 (base_arch_s): Move from here...
18162 * config/avr/avr.h (base_arch_s): ... here. Add new members
18163 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18164 'mega' to 'have_jmp_call'.
18165 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18166 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18168 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18170 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18171 MULTILIB_MATCHES): Ditto.
18173 2008-01-23 Richard Guenther <rguenther@suse.de>
18175 PR middle-end/31529
18176 * cgraphunit.c (cgraph_reset_node): Always mark the node
18177 not reachable if it is not queued already.
18179 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18181 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18182 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18183 (cputype_selected): New static variable.
18184 (bfin_handle_option): Set it if -mcpu is used.
18185 (override_option): Select default set of workarounds if no cpu type
18186 selected on the command line.
18187 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18189 From Michael Frysinger <michael.frysinger@analog.com>
18190 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18191 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18193 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18194 for bf547, bf523, bf524, and bf526.
18195 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18197 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18198 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18199 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18200 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18201 * doc/invoke.texi (Blackfin Options): Document that
18202 -mcpu now accept bf547, bf523, bf524, and bf526.
18204 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18206 PR rtl-optimization/34628
18207 * combine.c (try_combine): Stop and undo after the first combination
18208 if an autoincrement side-effect on the first insn has effectively
18211 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18214 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18215 Offset addresses are not valid for Altivec or paired float modes.
18217 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18220 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18221 if DECL_INITIAL (decl) is error_mark_node.
18224 * c-common.c (handle_vector_size_attribute): Only allow
18225 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18226 the same way as pointer, array etc. types.
18227 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18230 * tree.c (build_type_attribute_qual_variant): Call
18231 build_qualified_type if attributes are equal, but quals are not.
18233 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18236 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18237 * flags.h (warn_strict_aliasing): Remove.
18238 (warn_strict_overflow): Remove.
18239 * opts.c (warn_strict_aliasing): Remove.
18240 (warn_strict_overflow): Remove.
18241 * c-opts.c (c_common_handle_option): -Wall only sets
18242 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18243 (c_common_post_options): Give default values to -Wstrict-aliasing
18244 and -Wstrict-overflow if they are uninitialized.
18245 * common.opt (Wstrict-aliasing): Specify Var and Init.
18246 (Wstrict-overflow): Likewise.
18248 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18250 PR rtl-optimization/26854
18251 PR rtl-optimization/34400
18252 PR rtl-optimization/34884
18253 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18255 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18256 (df_rd_bb_info.expanded_lr_out): Deleted
18257 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18258 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18259 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18260 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18261 Removed code to allocate, initialize or free expanded_lr_out.
18262 (df_rd_bb_local_compute_process_def): Restructured to make more
18264 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18265 sets if the sets are being trimmed.
18267 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18270 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18271 (as_vers): Likewise.
18272 * configure: Regenerated.
18274 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18276 PR middle-end/33092
18277 * tree-pass.h (pass_build_alias): New pass.
18278 * tree-ssa-alias.c (gate_build_alias): New.
18279 (pass_build_alias): New.
18280 * passes.c (init_optimization_passes): Add pass_build_alias after
18281 pass_create_structure_vars.
18283 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18285 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18286 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18287 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18288 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18289 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18290 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18291 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18292 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18293 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18294 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18295 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18296 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18297 * config/s390/s390.md (FP_ALL): New mode iterator.
18298 (_d): New mode attribute.
18299 ("*signbit<mode>2>"): Changed mode of first operand.
18300 ("isinf<mode>2"): Changed mode of first operand.
18301 ("*TDC_insn"): Adaptation for DFP modes.
18303 2008-01-22 Ben Elliston <bje@au.ibm.com>
18305 * tree.c (check_qualified_type): Improve function description.
18307 2008-01-21 Jason Merrill <jason@redhat.com>
18310 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18311 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18314 2008-01-21 DJ Delorie <dj@redhat.com>
18316 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18319 2008-01-21 Richard Guenther <rguenther@suse.de>
18321 PR middle-end/34856
18322 * tree-cfg.c (verify_expr): Allow all invariant expressions
18323 instead of just constant class ones as reference argument.
18324 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18325 like any other constant.
18326 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18328 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18330 * regmove.c (fixup_match_1): Update call crossed frequencies.
18332 2008-01-21 Richard Guenther <rguenther@suse.de>
18335 * tree-inline.c (setup_one_parameter): Deal with mismatched
18336 types using a VIEW_CONVERT_EXPR.
18338 2008-01-21 Alon Dayan <alond@il.ibm.com>
18339 Olga Golovanevsky <olga@il.ibm.com>
18341 PR tree-optimization/34701
18342 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18343 when the structure size is not a power of 2.
18345 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18347 * doc/install.texi: Add doc for --enable-checking=df.
18349 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18351 PR rtl-optimization/34808
18352 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18354 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18356 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18359 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18361 PR rtl-optimization/26854
18362 PR rtl-optimization/34400
18363 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18365 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18366 (df_rd_bb_info.expanded_lr_out): New.
18367 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18368 * loop_iv.c (iv_analysis_loop_init): Ditto.
18369 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18370 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18371 Added code to allocate, initialize or free expanded_lr_out.
18372 (df_rd_bb_local_compute_process_def): Restructured to make
18373 more understandable.
18374 (df_rd_confluence_n): Add code to do nothing with fake edges and
18375 code to no apply invalidate_by_call sets if the sets are being trimmed.
18376 (df_lr_local_finalize): Renamed to df_lr_finalize.
18377 (df_live_local_finalize): Renamed to df_live_finalize.
18379 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18382 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18383 deciding whether to use reciprocal instructions.
18385 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18387 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18388 dwarf2out_note_section_used if cold_text_section is NULL.
18390 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18392 PR gcov-profile/34610
18393 * tree-cfg.c (make_edges): Mark both outgoing edges from
18394 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18395 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18396 from OMP_FOR and OMP_CONTINUE outgoing edges.
18398 * tree-profile.c (tree_profiling): Return early if
18399 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18401 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18402 from cfun to child_cfun.
18403 * function.h (struct function): Add after_tree_profile bit.
18405 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18407 * config/avr/avr.S (_exit): Disable interrupt.
18409 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18410 Steven Bosscher <stevenb.gcc@gmail.com>
18412 PR rtl-optimization/26854
18413 PR rtl-optimization/34400
18414 * df-problems.c (df_live_scratch): New scratch bitmap.
18415 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18416 (df_live_reset): Clear the proper bitmaps.
18417 (df_live_bb_local_compute): Only process the artificial defs once
18418 since the order is not important.
18419 (df_live_init): Init the df_live sets only with the variables
18420 found live by df_lr.
18421 (df_live_transfer_function): Use the df_lr sets to prune the
18422 df_live sets as they are being computed.
18423 (df_live_free): Free df_live_scratch.
18425 2008-01-18 Ian Lance Taylor <iant@google.com>
18427 * common.opt: Add fmerge-debug-strings.
18428 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18429 flag_merge_debug_strings rather than flag_merge_constants.
18430 * doc/invoke.texi (Option Summary): Mention
18431 -fmerge-debug-strings.
18432 (Debugging Options): Document -fmerge-debug-strings.
18434 2008-01-18 Ian Lance Taylor <iant@google.com>
18437 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18438 (struct tree_function_decl): Add new field operator_new_flag.
18439 * tree-inline.c (expand_call_inline): When inlining a call to
18440 operator new, force the return value to go into a variable, and
18441 set DECL_NO_TBAA_P on that variable.
18442 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18444 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18447 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18448 DWARF2_DEBUGGING_INFO.
18449 (dwarf2out_note_section_used): Ditto. Add prototype.
18450 (have_multiple_function_sections, text_section_used,
18451 cold_text_section_used, *cold_text_sections): Move declarations
18454 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18456 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18457 field and add signal_ra.
18458 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18459 assignments to frame state pc. Move end of stack check after
18460 MD_FALLBACK_FRAME_STATE_FOR.
18461 (uw_update_context_1): Use frame state signal_regs if set, instead
18462 of checking signal_frame flag.
18463 (uw_update_context): Use frame state signal_ra if set.
18464 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18465 * config/xtensa/linux-unwind.h: New file.
18467 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18469 * modulo-sched.c (get_sched_window): Fix comment typo.
18471 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18473 PR tree-optimization/34648
18474 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18476 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18478 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18479 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18481 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18483 PR rtl-optimization/34400
18484 * df-core.c (df_worklist_dataflow_overeager,
18485 df_worklist_dataflow_doublequeue): New functions.
18486 (df_worklist_dataflow): Two different worklist solvers.
18487 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18490 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18493 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18494 and ftree-parallelize-loops.
18496 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18498 PR rtl-optimization/34826
18499 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18501 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18503 * global.c (find_reg): Mark the eh regs as used if necessary.
18504 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18505 * ra.h (struct allocno): no_eh_reg field added. Changed
18506 no_stack_reg type to bitfield.
18508 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18510 * tree.c (substitute_in_expr): Add missing 'break'.
18512 2008-01-17 Richard Guenther <rguenther@suse.de>
18514 PR tree-optimization/34825
18515 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18516 x / x as division to handle.
18518 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18520 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18521 "-pthread" is specified.
18522 * pa-hpux11.h (LIB_SPEC): Likewise.
18524 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18525 Peter Bergner <bergner@vnet.ibm.com>
18527 PR rtl-optimization/33796
18528 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18530 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18532 PR libgfortran/34699
18533 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18535 * pa-hpux10.h (LINK_SPEC): Likewise.
18536 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18538 2008-01-16 Richard Guenther <rguenther@suse.de>
18540 PR middle-end/32628
18541 * fold-const.c (fold_convert_const_int_from_int): Do not
18542 set overflow if that occured only because of a sign extension
18543 change when converting from/to a sizetype with the same
18544 precision and signedness.
18546 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18549 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18550 location address to the correct place. Update copyright year.
18552 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18554 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18555 no dependences in the dependence_relations vector.
18557 2008-01-16 Jan Hubicka <jh@suse.cz>
18559 PR rtl-optimization/31396
18560 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18561 * cfg.c (dump_reg_info): Print it.
18562 * regs.h (struct reg_info_t): add freq_calls_crossed.
18563 (REG_FREQ_CALLS_CROSSED): New macro.
18564 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18565 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18566 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18567 regmove_optimize): Update call crossed frequencies.
18568 * local-alloc.c (struct qty): Add freq_calls_crossed.
18569 (alloc_qty): Copute freq_calls_crossed.
18570 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18571 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18572 * ra.h (struct allocno): Add freq_calls_crossed.
18574 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18576 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18577 libgomp when compiling with ftree-parallelize-loops.
18578 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18580 2008-01-16 Richard Guenther <rguenther@suse.de>
18582 PR tree-optimization/34769
18583 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18584 * tree.c (int_cst_value): Instead make this function more
18585 permissive in what it accepts as valid input. Document this
18586 function always sign-extends the value.
18588 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18589 Richard Guenther <rguenther@suse.de>
18592 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18593 (gimple_fold_indirect_ref_rhs): ... this.
18594 (gimple_fold_indirect_ref): New function with foldings
18595 that preserve lvalueness.
18596 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18597 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18598 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18599 to fold an INDIRECT_REF, fall back to the old use of
18600 fold_indirect_ref_1.
18602 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18604 * tree-data-ref.c (subscript_dependence_tester_1): Call
18605 free_conflict_function.
18606 (compute_self_dependence): Same.
18608 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18611 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18612 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18614 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18615 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18616 for DWARF2_UNWIND_INFO targets.
18618 2008-01-16 Richard Guenther <rguenther@suse.de>
18621 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18622 type qualifiers for function types.
18624 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18626 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18627 loop_iterator li from previous commit.
18629 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18631 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18633 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18635 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18636 (parallelize_loops): Don't parallelize irreducible components.
18638 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18641 * c-opts (c_common_post_options): Do not enable CPP
18642 flag_pedantic_errors by default.
18644 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18646 PR rtl-optimization/31944
18647 * cse.c (remove_pseudo_from_table): New function.
18648 (merge_equiv_classes): Use above function to remove pseudo-registers.
18649 (invalidate): Likewise.
18651 2008-01-13 Richard Guenther <rguenther@suse.de>
18653 PR middle-end/34601
18654 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18655 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18657 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18659 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18660 validate_change to unshare the source of the PC set.
18662 2008-01-12 Jan Hubicka <jh@suse.cz>
18664 PR middle-end/32135
18665 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18666 references above array bounds. This might trigger bounds checks for
18667 pointers to arrays.
18669 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18671 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18672 new_replaceable_dependencies.
18674 2008-01-12 Doug Kwan <dougkwan@google.com>
18676 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18677 instead of OPT_Wreturn_type in warning due to ignored return type
18679 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18680 options included in -Wextra.
18681 * c.opt: New option -Wignored_qualifiers.
18682 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18683 -Wignore_qualifiers.
18684 (-Wignored-qualifiers): Document.
18685 (-Wreturn-type): Remove description of functionality now handled
18686 by -Wignored-qualifiers.
18688 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18691 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18692 NOP_EXPR if it is between integral types with the same precision.
18694 2008-01-12 Jan Hubicka <jh@suse.cz>
18697 * invoke.texi (max-inline-recursive-depth): Fix default value.
18699 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18701 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18704 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18706 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18708 2008-01-11 James E. Wilson <wilson@specifix.com>
18711 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18713 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18715 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18716 save/restore frame pointer register and don't use 'call-prologues'
18717 optimization in function with "OS_task" attribute.
18719 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18721 PR middle-end/31309
18722 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18723 when copying to memory.
18725 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18727 PR rtl-optimization/30905
18728 * cfgcleanup.c: Include dce.h
18729 (crossjumps_occured): New global variable.
18730 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18731 If something changed, set crossjumps_occured to true.
18732 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18733 Don't add/remove fake edges to exit here...
18734 (cleanup_cfg): ...but do it here, when crossjumping.
18735 Run a fast DCE when successful crossjumps occured in the latest
18736 iteration of try_optimize_cfg.
18738 2008-01-11 Richard Guenther <rguenther@suse.de>
18740 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18741 (struct vn_unary_op_s): Likewise.
18742 (vn_reference_insert): Free old reference on hash collision.
18744 2008-01-10 Raksit Ashok <raksit@google.com>
18746 PR rtl-optimization/27971
18747 * combine.c (find_split_point): Split PLUS expressions which are
18748 inside a MEM rtx, and whose first operand is complex.
18750 2008-01-10 DJ Delorie <dj@redhat.com>
18752 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18753 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18754 (m32c_hard_regno_ok): Call the underlying function.
18756 2008-01-10 Richard Guenther <rguenther@suse.de>
18758 PR middle-end/34683
18759 * tree-cfg.c (tree_merge_blocks): Do not go through the
18760 full-blown folding and stmt updating path if we just deal
18761 with virtual operands.
18762 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18763 test for abnormal SSA_NAMEs.
18765 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18767 PR middle-end/34641
18768 * reload.c (push_reload): Add assertions. All constants from
18769 reg_equiv_constant should have been used for replacing the respective
18771 (find_reloads_address): Invoke find_reloads_address_part for
18772 constant taken from the reg_equiv_constant array.
18774 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18776 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18777 field (valnum) the first in the struct. Replace bools with
18780 2008-01-10 Richard Guenther <rguenther@suse.de>
18782 PR tree-optimization/34651
18783 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18784 types and ordering for masking and converting.
18786 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18788 PR tree-optimization/34017
18789 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18790 also for PHI_NODE expressions.
18792 2008-01-09 Jan Hubicka <jh@suse.cz>
18794 PR tree-optimization/34708
18795 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18796 based on number of case labels.
18797 (init_inline_once): Remove switch_cost.
18798 * tree-inline.h (eni_weights_d): Remove switch_cost.
18800 2008-01-09 Richard Guenther <rguenther@suse.de>
18801 Andrew Pinski <andrew_pinski@playstation.sony.com>
18803 PR middle-end/30132
18804 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18805 temporary if an rvalue is ok or an lvalue is not required.
18807 2008-01-09 Richard Guenther <rguenther@suse.de>
18809 PR middle-end/34458
18810 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18811 adjust return type.
18813 2008-01-09 Richard Guenther <rguenther@suse.de>
18815 PR middle-end/34679
18816 * tree.c (host_integerp): Check for sizetype only if the
18817 type is an integer type.
18819 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18822 * opts.c (decode_options): Disable inlining of functions called
18823 once if not in unit-at-a-time mode.
18825 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18827 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18829 2008-01-08 Richard Guenther <rguenther@suse.de>
18831 PR middle-end/31863
18832 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18833 out early if the result will be unused.
18835 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18840 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18841 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18844 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18846 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18847 for vectorization tuned.
18849 2008-01-08 Richard Guenther <rguenther@suse.de>
18851 PR tree-optimization/34683
18852 * tree-ssa-operands.c (operand_build_cmp): Export.
18853 * tree-ssa-operands.h (operand_build_cmp): Declare.
18854 * tree-vn.c (vuses_compare): Remove.
18855 (sort_vuses): Use operand_build_cmp.
18856 (sort_vuses_heap): Likewise.
18857 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18858 to re-use old VEC if available. Do not sort already sorted VUSEs.
18859 (vdefs_to_vec): Do not sort already sorted VDEFs.
18861 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18863 PR middle-end/34694
18864 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18866 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18869 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18870 limitations of reciprocal sequences on x86 targets.
18872 2008-01-08 Richard Guenther <rguenther@suse.de>
18874 PR tree-optimization/34683
18875 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18877 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18880 * config/darwin.c (darwin_mergeable_string_section): Don't use
18881 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18883 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18886 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18887 negxf2. Macroize expander using X87MODEF mode iterator. Change
18888 predicates of op0 and op1 to register_operand.
18889 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18890 expander using X87MODEF mode iterator. Change predicates of
18891 op0 and op1 to register_operand.
18892 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18893 corresponding patterns and macroize using MODEF macro. Change
18894 predicates of op0 and op1 to register_operand and remove
18895 "m" constraint. Disparage "r" alternative with "!".
18896 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18897 macroize using X87MODEF macro. Change predicates of op0 and op1
18898 to register_operand and remove "m" constraint. Disparage "r"
18899 alternative with "!".
18900 (absneg splitter with memory operands): Remove.
18901 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18902 patterns and macroize using X87MODEF mode iterator.
18903 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18904 Change predicate of op1 to register_operand.
18905 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18906 for memory operands.
18908 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18910 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18912 2008-01-07 Richard Guenther <rguenther@suse.de>
18914 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18917 2008-01-07 Richard Guenther <rguenther@suse.de>
18919 PR tree-optimization/34683
18920 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18921 VOPs of the needed size to save memory. Use VEC_quick_push
18922 to save compile-time.
18923 (vdefs_to_vec): Likewise.
18925 2008-01-07 Sa Liu <saliu@de.ibm.com>
18927 * config/spu/spu.md (divdf3): Genetate inline code for double
18928 division. The implementation doesn't handle INF or NAN, therefore it
18929 only applies when -ffinite-math-only is given.
18931 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18934 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18935 * doc/cpp.texi ([Common Predefined Macros]): Document.
18937 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18939 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18940 order to use commutative addition instead of subtraction.
18942 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18943 Mircea Namolaru <namolaru@il.ibm.com>
18944 Vladimir Yanovsky <yanov@il.ibm.com>
18945 Revital Eres <eres@il.ibm.com>
18947 PR tree-optimization/34263
18948 * tree-outof-ssa.c (process_single_block_loop_latch,
18949 contains_tree_r): New functions.
18950 (analyze_edges_for_bb): Call process_single_block_loop_latch
18951 function to empty single-basic-block latch block if possible.
18953 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18955 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18957 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18959 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18961 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18963 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18965 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18967 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18969 PR tree-optimization/34618
18970 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18973 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18976 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18977 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18978 Update copyright year.
18980 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18981 Update copyright year.
18982 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18985 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18987 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18988 edge does not point to current bb before changing need_assert.
18990 2008-01-04 Richard Guenther <rguenther@suse.de>
18992 PR middle-end/34029
18993 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18994 for verifying purposes if they are is_gimple_min_invariant.
18996 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18998 PR tree-optimization/34448
18999 PR tree-optimization/34465
19000 * gimplify.c (gimplify_init_constructor): Add new parameter
19001 notify_temp_creation. Use it.
19002 (gimplify_modify_expr_rhs): Take volatiles into account when
19003 optimizing constructors.
19004 Do not optimize constructors if gimplify_init_constructor will dump to
19006 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
19007 * gcc.c-torture/compile/pr34448.c: New.
19009 2008-01-04 Jakub Jelinek <jakub@redhat.com>
19011 PR gcov-profile/34609
19012 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
19013 return_slot if result is TREE_ADDRESSABLE.
19015 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
19017 * config/mips/mips.md (sqrt_condition): Tweak comment.
19018 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
19020 2008-01-03 Tom Tromey <tromey@redhat.com>
19023 * c-common.c (c_type_hash): Handle VLAs.
19025 2008-01-03 Jan Hubicka <jh@suse.cz>
19027 PR tree-optimization/31081
19028 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
19029 0 when inlining and not inlining to first basic block.
19030 (remap_decl): When var is initialized to 0, don't set default_def.
19031 (expand_call_inline): Set entry_bb.
19032 * tree-inline.h (copy_body_data): Add entry_bb.
19034 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19037 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19040 PR tree-optimization/29484
19041 * tree-inline.c (inline_forbidden_p_2): New function.
19042 (inline_forbidden_p): Disallow inlining if some static var
19043 has an address of a local LABEL_DECL in its initializer.
19044 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19047 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19049 PR tree-optimization/34635
19050 * tree-data-ref.c (add_other_self_distances): Make sure that the
19051 evolution step is constant.
19053 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19055 PR middle-end/34608
19056 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19058 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19060 * tree-sra.c (scalarize_init): Insert the generate_element_init
19061 statements after the generate_element_zero statements.
19063 2008-01-02 Richard Guenther <rguenther@suse.de>
19065 PR middle-end/34093
19066 PR middle-end/31976
19067 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19068 for very large number of operands instead of ICEing.
19070 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19073 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19074 while stack probing.
19076 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19078 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19081 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19083 PR libmudflap/26442
19084 * tree-mudflap.c (mx_register_decls): Guard warning by
19085 !DECL_ARTIFICIAL check.
19087 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19089 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19090 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19091 sse5_perm<mode>): Fix constraints.