1 2008-08-23 Jan Hubicka <jh@suse.cz>
3 * ipa-cp.c (ipcp_analyze_node): New function.
4 (ipcp_update_cloned_node): Use it.
5 (ipcp_init_stage): Likewise.
6 * ipa-inline.c (function_insertion_hook_holder): New static var.
7 (analyze_function): Break out from ....
8 (inline_generate_summary): Here; register insertion hook.
9 (cgraph_decide_inlining): Remove hook.
10 (add_new_function): New function.
12 2008-08-23 Jan Hubicka <jh@suse.cz>
14 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
16 2008-08-23 Jan Hubicka <jh@suse.cz>
18 * ipa-cp.c (constant_val_insert): Remove.
19 (ipcp_propagate_one_const): Remove.
20 (ipcp_create_replace_map): Always insert replacements to the map.
21 (ipcp_insert_stage): Do not try to insert statements by hand.
22 * tree-inline.c (insert_init_stmt): Break out from ...
23 (setup_one_parameter): ... here; allow NULL BB pointer.
24 (tree_function_versioning): Use setup_one_parameter to process
27 2008-08-23 Jan Hubicka <jh@suse.cz>
29 * tree.c (decl_address_ip_invariant_p): New function.
30 * tree.h (decl_address_ip_invariant_p): Declare.
31 * gimple.c (strip_invariant_refs): Break out from ...
32 (is_gimple_invariant_address): ... here
33 (is_gimple_ip_invariant_address): New function.
34 (is_gimple_ip_invariant): New function.
35 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
38 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
39 (ipcp_lat_is_insertable): All constants are insertable.
40 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
42 (ipcp_initialize_node_lattices): Propagate all types of operands.
43 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
44 (ipcp_create_replace_map): Reformat.
45 (ipcp_need_redirect_p): Simplify.
46 (ipcp_insert_stage): Check that argument is used before clonning.
47 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
48 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
49 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
50 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
51 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
52 (jump_func_type): Remove IPA_CONST_VALUE_REF.
53 * tree-inline.c (tree_function_versioning): Add variables referenced by
56 2008-08-23 Jan Hubicka <jh@suse.cz>
59 * i386.c (standard_80387_constant_p): Use optimize_size.
61 2008-08-23 Ira Rosen <irar@il.ibm.com>
63 PR tree-optimization/37161
64 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
65 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
66 (vect_determine_vectorization_factor): Move the scalar type
67 retrieval to vect_get_smallest_scalar_type.
68 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
69 scalar type. Remove redundant computation.
70 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
71 (vect_get_slp_defs): Take the type of RHS into account if
72 necessary by calling vect_get_smallest_scalar_type. Call
73 vect_get_constant_vectors with additional argument.
75 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
78 * doc/invoke.texi (Wwrite-strings): Clarify description.
80 2008-08-23 Ira Rosen <irar@il.ibm.com>
82 PR tree-optimization/37174
83 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
84 def stmt is a part of the loop before accessing its stmt_vec_info.
86 2008-08-22 Anatoly Sokolov <aesok@post.ru>
89 * config/avr/avr.md (UNSPEC_SWAP): New constants.
90 (*swap): New insn pattern.
91 (*ashlqi3): Rename from ashlqi3 insn pattern.
92 (ashlqi3): New expanders.
93 (*lshrqi3): Rename from lshrqi3 insn pattern.
94 (lshrqi3): New expanders.
95 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
96 lshrqi3_const5, lshrqi3_const6): New splitters.
97 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
98 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
101 2008-08-22 Richard Guenther <rguenther@suse.de>
103 PR tree-optimization/37078
104 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
107 2008-08-22 Richard Guenther <rguenther@suse.de>
109 PR tree-optimization/37143
110 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
111 a conversion statement instead of a copy.
113 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
117 CCCmode, CCOmode and CCSmode destination modes.
120 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
121 from different units in a single alternative.
122 (*vec_extractv2sf_1): Ditto.
123 (*vec_extractv2si_0): Ditto.
124 (*vec_extractv2si_1): Ditto.
125 * config/i386/sse.md (sse2_storehpd): Ditto.
126 (sse2_storelpd): Ditto.
127 (sse2_loadhpd): Ditto.
128 (sse2_loadlpd): Ditto.
131 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
132 (popcountsi2): Ditto.
134 (popcountdi2): Ditto.
136 (popcounthi2): Ditto.
138 2008-08-22 Richard Guenther <rguenther@suse.de>
142 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
143 if the multiplication does not overflow.
145 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
147 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
149 2008-08-21 Richard Henderson <rth@redhat.com>
151 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
152 spurrious comma from test.
153 * configure: Rebuild.
155 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
158 * builtins.c (fold_builtin_next_arg): Add warning about undefined
161 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
163 * c-tree.h (grokfield): New argument.
164 * c-decl.c (grokfield): Handle new location argument.
165 * c-parser.c (c_parser_struct_declaration): Pass location to
168 2008-08-21 Richard Guenther <rguenther@suse.de>
170 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
172 2008-08-21 Jan Hubicka <jh@suse.cz>
174 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
175 (cgraph_add_function_insertion_hook,
176 cgraph_remove_function_insertion_hook,
177 cgraph_call_function_insertion_hooks): New functions.
178 * cgraph.h (cgraph_add_function_insertion_hook,
179 cgraph_remove_function_insertion_hook,
180 cgraph_call_function_insertion_hooks): Declare.
181 * ipa-reference.c (function_insertion_hook_holder): New variable.
182 (check_operand, look_for_address_of): When checking late, do not care
183 about module bitmaps.
184 (add_new_function): New function.
185 (generate_summary): Register hooks; zero module bitmaps.
186 (propagate): Unregister hooks.
187 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
188 (add_new_function): New function.
189 (generate_summary): Register hook.
190 (propagate): Remove hook.
192 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
194 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
195 * ipa-cp.c (ipcp_update_cloned_node): New function.
196 (build_const_val): Handle functions correctly; bring type logic
197 into sync with tree-inline.c
198 (ipcp_init_stage): Take care of computing stuff needed by
199 indirect inlining; update clones.
200 (ipcp_generate_summary): Break out of ipcp_driver.
201 (ipcp_driver): Do only execution and transformation.
202 (pass_ipa_cp): Make IPA_PASS.
203 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
205 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
206 ipcp, some info is already available.
207 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
208 * tree-inline.c (remap_ssa_name): Unshare expression.
210 2008-08-21 Richard Guenther <rguenther@suse.de>
212 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
213 a PHI ask VN if it is already available.
214 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
215 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
217 2008-08-21 Richard Guenther <rguenther@suse.de>
220 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
221 makes sure to produce a result of the correct type.
223 2008-08-21 Jan Hubicka <jh@suse.cz>
224 Backport from LTO branch:
226 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
227 Jan Hubicka <jh@suse.cz>
230 (init_state, finish_state, set_function_state, generate_summary):
232 (scan_stmt): Renamed from scan_function. Changed to keep state in
233 local static vars rather than cgraph aux field.
234 (propagate): Renamed from static_execute. Changed to keep state in
235 local static vars rather than cgraph aux field.
236 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
237 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
239 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
241 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
242 * ipa-reference.c (init_function_info, generate_summary,
243 propagate): New functions.
244 (analyze_function): Call init_function_info.
245 (static_execute): Stripped into generate_summary and propagate.
246 (pass_ipa_reference): Made into ipa_opt_pass.
248 2008-08-21 Richard Guenther <rguenther@suse.de>
250 PR tree-optimization/37181
251 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
253 (extract_range_from_unary_expr): Likewise.
255 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
257 * diagnostic.c (pedwarn_at): Rename as pedwarn.
259 * toplev.h (pedwarn_at): Likewise.
260 * builtins.c: Update all calls to pedwarn.
262 * toplev.c: Likewise.
263 * c-tree.h: Likewise.
264 * c-decl.c: Likewise.
265 * c-errors.c: Likewise.
266 * c-typeck.c: Likewise.
267 * c-common.c: Likewise.
268 * c-parser.c: Likewise.
270 2008-08-20 Joseph Myers <joseph@codesourcery.com>
273 * config/sparc/sparc.c (function_arg_slotno): Handle structure
274 with MODE_VECTOR_INT mode.
276 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
279 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
280 initialized outside the current module.
281 (warn_uninitialized_var): Ignore left-hand side when walking the
282 trees. Ignore address expressions. Examine VUSE operands in gimple
283 statements with a variable declaration on the right-hand side.
285 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
288 * rtlanal.c (subreg_offset_representable_p): Revert last change.
290 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
293 * c-common.c (conversion_warning): Do not warn if applying bit-and
294 operator to unsigned constant that fits in the target type.
296 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
299 * c-common.c (conversion_warning): Do not warn for artificial
302 2008-08-20 Richard Guenther <rguenther@suse.de>
304 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
305 (extract_range_from_binary_expr): Fall back to constant propagation.
306 (extract_range_from_unary_expr): Likewise.
308 2008-08-20 Richard Guenther <rguenther@suse.de>
310 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
311 with TREE_THIS_VOLATILE on shared nodes.
312 (fold_stmt_r): Likewise.
314 2008-08-20 Jakub Jelinek <jakub@redhat.com>
317 * c-parser.c (c_parser_attributes): For keywords use canonical
318 spelling for attr_name.
320 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
322 * value-prof.c (check_counter): Revert wrong call to error.
324 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
326 * profile.c: Update calls to inform.
327 * value-prof.c: Update calls to inform.
329 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
331 * diagnostic.c (inform): Add an explicit location_t parameter.
332 * toplev.h (inform): Update declaration.
333 * builtins.c: Update all calls to inform.
334 * c-common.c: Likewise.
335 * c-decl.c: Likewise.
336 * c-opts.c: Likewise.
338 * c-pragma.c: Likewise.
339 * c-typeck.c: Likewise.
340 * coverage.c: Likewise.
342 * toplev.c: Likewise.
343 * tree-cfg.c: Likewise.
344 * tree-ssa.c: Likewise.
346 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
349 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
350 V2DI mode, for SSE4.1, use movq instead of vector set if the
351 second element is zero and inter-unit moves are OK.
353 2008-08-20 Richard Guenther <rguenther@suse.de>
355 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
356 properly handle conversion/copy chains after tuplification.
358 2008-08-20 Richard Guenther <rguenther@suse.de>
360 * passes.c (init_optimization_passes): Move the second
361 forwprop pass before alias computation. Remove the second
362 DCE pass. Remove the first dominator and phi copy/const
365 2008-08-20 Nick Clifton <nickc@redhat.com>
367 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
368 support of this feature. Do not assume that a sufficiently new
369 assembler will support the feature regardless of the target type.
370 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
371 * configure: Regenerate.
373 2008-08-20 Richard Guenther <rguenther@suse.de>
375 * tree-vrp.c (found_in_subgraph): Remove.
376 (live): New global static.
377 (live_on_edge): New function.
378 (blocks_visited): Remove.
379 (register_edge_assert_for_2): Use live_on_edge.
380 (find_conditional_asserts): Remove code dealing with
381 found_in_subgraph. Do not walk the CFG.
382 (find_switch_asserts): Likewise.
383 (find_assert_locations_1): Renamed from find_assert_locations.
384 Move finding assert locations for conditional and switch
385 statements first. Update live bitmap. Do not walk the CFG.
386 (find_assert_locations): New function.
387 (insert_range_assertions): Remove entry of CFG walk.
388 Adjust call to find_assert_locations.
389 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
390 that only can appear because of fake exit edges but assert we
391 never try to insert on those.
392 (fini_pre): Do not remove fake exit edges here...
393 (execute_pre): ...but here, before committing edge inserts.
395 2008-08-19 Richard Guenther <rguenther@suse.de>
397 * passes.c (init_optimization_passes): Exchange store-ccp
400 2008-08-19 Rafael Espindola <espindola@google.com>
402 * varasm.c (weak_decls): Move earlier in the file.
403 (assemble_external): Add weak decls to the weak_decls list.
404 (declare_weak): Don't add decls to the weak_decls list.
406 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
409 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
410 before (sse2_shufpd_<mode>).
412 2008-08-19 Jakub Jelinek <jakub@redhat.com>
415 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
416 * tree.c (block_nonartificial_location): Likewise.
418 2008-08-19 Richard Guenther <rguenther@suse.de>
420 PR tree-optimization/35972
421 PR tree-optimization/23094
422 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
424 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
425 handle MISALIGNED_INDIRECT_REF.
426 (get_ref_from_reference_ops): New helper.
427 (vn_reference_lookup_pieces): Walk the use-def chain using the
428 alias-oracle if requested.
429 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
430 walking the use-def chain.
431 (compute_avail): But not here.
432 (create_component_ref_by_pieces_1): Properly handle
433 MISALIGNED_INDIRECT_REF.
434 (do_regular_insertion): Handle fully redundant
435 expressions after PHI-translation also for SSA_NAME values, not
436 only constants. Correctly use edoubleprime for that.
438 2008-08-19 Ira Rosen <irar@il.ibm.com>
440 * tree-vectorizer.c (supportable_widening_operation): Support
441 multi-step conversion, return the number of steps in such conversion
442 and the required intermediate types.
443 (supportable_narrowing_operation): Likewise.
444 * tree-vectorizer.h (vect_pow2): New function.
445 (supportable_widening_operation): Change argument types.
446 (supportable_narrowing_operation): Likewise.
447 (vectorizable_type_promotion): Add an argument.
448 (vectorizable_type_demotion): Likewise.
449 * tree-vect-analyze.c (vect_analyze_operations): Call
450 vectorizable_type_promotion and vectorizable_type_demotion with
452 (vect_get_and_check_slp_defs): Detect patterns.
453 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
455 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
456 vect_build_slp_tree with correct arguments. Calculate unrolling factor
457 according to the smallest type in the loop.
458 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
459 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
460 supportable_widening_operation with correct arguments.
461 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
462 operands lists according to the number of vector statements in left
463 or right node, if exists.
464 (vect_gen_widened_results_half): Remove unused argument.
465 (vectorizable_conversion): Call supportable_widening_operation,
466 supportable_narrowing_operation, and vect_gen_widened_results_half
467 with correct arguments.
468 (vectorizable_assignment): Change documentation, support multiple
470 (vectorizable_operation): Likewise.
471 (vect_get_loop_based_defs): New function.
472 (vect_create_vectorized_demotion_stmts): Likewise.
473 (vectorizable_type_demotion): Support loop-aware SLP and general
474 multi-step conversion. Call vect_get_loop_based_defs and
475 vect_create_vectorized_demotion_stmts for transformation.
476 (vect_create_vectorized_promotion_stmts): New function.
477 (vectorizable_type_promotion): Support loop-aware SLP and general
478 multi-step conversion. Call vect_create_vectorized_promotion_stmts
480 (vectorizable_store): Change documentation, support multiple
482 (vectorizable_load): Likewise.
483 (vect_transform_stmt): Pass SLP_NODE to
484 vectorizable_type_promotion and vectorizable_type_demotion.
485 (vect_schedule_slp_instance): Move here the calculation of number
486 of vectorized statements for each node from...
487 (vect_schedule_slp): ... here.
488 (vect_transform_loop): Call vect_schedule_slp without the last
491 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
494 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
495 to == in assert statement.
496 (vectorizable_reduction): Fix typo.
498 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
501 * value-prof.c (check_counter): Dereference pointer to overall
502 count when printing it.
504 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
506 * profile.h: Really add it.
508 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
510 * mcf.c: Really add it.
512 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
513 Vinodha Ramasamy <vinodha@google.com>
515 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
517 * value-prof.c (check_counter): Fix the counter if
518 flag_profile_correction is true.
519 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
520 tree_mod_subtract_transform):
521 Follow check_counter parameter change.
522 * common.opt (fprofile-correction): New option.
524 * profile.h: Likewise.
525 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
526 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
527 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
529 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
530 flag_profile_correction is set.
532 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
534 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
536 2008-08-18 Tomas Bily <tbily@suse.cz>
538 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
539 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
541 * tree-data-ref.c (split_constant_offset_1): Likewise.
542 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
543 * tree-sra.c (sra_walk_expr): Likewise.
544 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
545 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
546 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
547 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
549 * gimple.c (gimple_assign_unary_nop_p): Likewise.
550 * tree-vect-transform.c (vectorizable_type_demotion)
551 (vectorizable_type_promotion): Likewise.
552 * tree-inline.c (expand_call_inline):
553 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
554 (forward_propagate_addr_expr_1, forward_propagate_comparison)
555 (tree_ssa_forward_propagate_single_use_vars): Likewise.
556 * expr.c (expand_expr_real_1): Likewise.
557 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
558 (gimple_assign_unary_useless_conversion_p): Likewise.
559 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
560 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
561 * fold-const.c (fold_unary): Likewise.
562 * tree.h (CONVERT_EXPR_P): Likewise.
563 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
564 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
566 (register_edge_assert_for_2, extract_range_from_unary_expr)
567 (register_edge_assert_for_1): Likewise.
569 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
571 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
572 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
573 (enum real_value_const): Delete.
574 (get_real_const): Delete.
575 * real.c (get_real_const): Delete.
576 (dconst_e_ptr): Define.
577 (dconst_third_ptr): Define.
578 (dconst_sqrt2_ptr): Define.
579 * builtins.c: Update all callers.
581 2008-08-18 Richard Guenther <rguenther@suse.de>
583 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
584 statement iterator after statement removal.
586 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
588 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
589 (detect_processor_freebsd): Likewise.
590 (host_detect_local_cpu): Call newly added functions for FreeBSD.
592 2008-08-18 Richard Guenther <rguenther@suse.de>
594 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
595 and loads have the correct types.
597 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
600 * c-opts.c (cpp_opts): Remove static.
601 * c-parser.c (cpp_opts): Declare it extern.
602 (disable_extension_diagnostics): Handle cpp options.
603 (enable_extension_diagnostics): Likewise.
605 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
607 * diagnostics.c (permerror_at): Rename as permerror.
609 * toplev.h: Likewise.
611 2008-08-18 Richard Guenther <rguenther@suse.de>
613 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
614 sdse1 and addressables2 passes. Replace dce1 with cddce1.
615 Move call_cdce before build_alias. Move copyrename2,
616 cunrolli and ccp2 beafore build_alias. Re-add addressable2
617 right after final inlining.
618 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
619 (pass_build_cfg): But instead via TODO_dump_func.
621 2008-08-18 Richard Guenther <rguenther@suse.de>
623 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
625 (scalarize_init): If we failed to generate some initializers
626 do not generate zeros for not instantiated members. Instead
627 rely on the copy out.
628 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
629 about missing flow-sensitive alias info only if we have
632 2008-08-17 Nick Clifton <nickc@redhat.com>
634 * doc/extend.texi (Function Attributes): Fix typo in description
635 if hot function attribute.
637 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
638 Richard Sandiford <rdsandiford@googlemail.com>
640 * doc/install.texi (--with-mips-plt): Document.
641 * doc/invoke.texi (-mplt, -mno-plt): Document.
642 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
643 and handle ${with_mips_plt}.
644 * config/mips/mips.opt (mplt): New option.
645 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
646 (TARGET_ABICALLS_PIC2): Likewise.
647 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
648 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
649 (ASM_SPEC): Use !mabi=* instead of !mabi*.
650 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
651 to decide whether to output ".option picX" directives.
652 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
653 Pass -call_nonpic rather than -KPIC for -mplt.
654 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
655 on the command line. Also remove it when -mabi=64 is used without
657 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
658 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
659 TARGET_ABICALLS_PIC0.
660 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
662 (mips16_build_function_stub): Only output ".option pic" directives
663 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
664 (mips16_build_call_stub): Fix comment and remove redundant
665 ".set at"/"set .noat" directives.
666 (mips_function_rodata_section): Use the default behaviour for
667 TARGET_ABSOLUTE_ABICALLS.
668 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
669 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
670 (mips_restore_gp): Do nothing if the current function doesn't use
672 (mips_expand_prologue): Only save $gp if the current function uses it.
673 Use a normal move for TARGET_ABICALLS_PIC0.
674 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
676 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
678 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
679 of function when handling GLOBAL_POINTER_REGNUM.
681 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
684 * common.opt (-fstack-check): Do not declare the variable here.
685 (-fstack-check=): New option variant.
686 * doc/invoke.texi (Code Gen Options): Document it.
687 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
688 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
689 (STACK_CHECK_STATIC_BUILTIN): New macro.
690 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
691 * opts.c: Include expr.h.
692 (common_handle_option) <OPT_fold_stack_check_>: New case.
693 <OPT_fstack_check>: Likewise.
694 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
695 consistently in the test for variable-sized types. Adjust for
696 new behaviour of flag_stack_check.
697 * explow.c: Include except.h.
698 (allocate_dynamic_stack_space): Do not take into account
699 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
700 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
701 for variable-sized parameters. Treat all parameters whose size is
702 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
703 stack checking is enabled.
704 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
705 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
706 if generic stack checking is enabled.
707 (expand_function_end): Adjust for new behaviour of flag_stack_check.
708 * reload1.c (reload): Likewise.
709 * stmt.c (expand_decl): Assert that all automatic variables have
710 fixed size at this point and remove dead code.
711 * flags.h (stack_check_type): New enumeration type.
712 (flag_stack_check): Declare.
713 * toplev.c (flag_stack_check): New global variable.
714 * Makefile.in (opts.o): Add dependency on EXPR_H.
715 (explow.o): Add dependency on except.h.
717 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
719 * config/avr/avr.c (avr_override_options): Reduce value of
720 PARAM_INLINE_CALL_COST.
722 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
724 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
725 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
726 lieu of TYPE_MODE (type) throughout.
728 2008-08-15 Joseph Myers <joseph@codesourcery.com>
730 * config/arm/arm.c (add_minipool_backward_ref): Check for
731 8-byte-aligned entries in second case of forcing insertion after a
732 particular entry. Change third case to avoid inserting
733 non-8-byte-aligned entries before 8-byte-aligned ones.
735 2008-08-15 Richard Guenther <rguenther@suse.de>
737 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
738 strip components for unknown size accesses.
740 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
742 * config/s390/2097.md New file.
743 * config/s390/s390.md ("z10prop" attribute): Define none,
744 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
745 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
746 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
747 possible values and apply them to insns as appropriate.
748 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
749 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
750 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
751 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
753 ("bfp" mode attribute): Removed. Every occurence replaced
755 * config/s390/s390.c (struct "z10_cost"): Updated entries.
756 * config/s390/2084.md (insn_reservation "x_itof"): Updated
759 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
762 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
765 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
767 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
768 additional argument. Support reduction when duplication is needed due
769 to data-types of different sizes in the loop.
770 (get_initial_def_for_induction): Fix printout.
771 (vect_get_vec_def_for_stmt_copy): Support case where the
772 vec_stmt_for_operand is a phi node.
773 (vectorizable_reduction): Support reduction when duplication is needed
774 due to data-types of different sizes in the loop.
775 (vectorizable_call): Remove restriction to not vectorize in case we
776 have data-types of different sizes in the loop.
777 (vectorizable_conversion): Likewise.
778 (vectorizable_operation): Likewise.
779 (vectorizable_type_demotion): Likewise.
780 (vectorizable_type_promotion): Likewise.
781 (vectorizable_induction): Add restriction to not vectorize in case
782 we have data-types of different sizes in the loop.
784 2008-08-14 Christophe Saout <christophe@saout.de>
785 Uros Bizjak <ubizjak@gmail.com>
788 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
789 (*vec_concatv2di_rex64_sse4_1): Ditto.
790 (*vec_concatv2di_rex64_sse): Ditto.
792 2008-08-14 Jakub Jelinek <jakub@redhat.com>
795 * fold-const.c (fold_widened_comparison): Do not allow
796 sign changes that change the result even if shorter type
797 is wider than arg1_unw's type.
799 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
801 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
802 Skip if the multilib testing specifies -march that does not
803 agree with the one specified in the testcase.
805 2008-08-13 Joseph Myers <joseph@codesourcery.com>
807 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
808 zero extend SImode values being converted to TFmode before passing
811 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
813 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
814 __PPU__ when targeting the Cell/B.E. PPU processor.
816 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
818 * gimple.h (gimple_call_set_chain): Accept SSA variables.
819 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
820 Rematerialize the static chain, if any.
821 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
824 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
826 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
827 (new_loc_descr): Likewise.
828 (add_loc_descr): Likewise.
829 (size_of_loc_descr): Likewise.
830 (size_of_locs): Likewise.
831 (output_loc_operands): Likewise.
832 (output_loc_sequence): Likewise.
833 (new_reg_loc_descr): New.
834 (build_cfa_loc): Use it.
835 (build_cfa_aligned_loc): Likewise.
836 (one_reg_loc_descriptor): Likewise.
837 (based_loc_descr): Likewise.
839 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
842 * doc/invoke.texi (Wmain): Update.
843 * c-decl.c (start_decl): warn_main is only 0 or 1.
844 (start_function): Likewise. Fix formatting.
845 (finish_function): Delete redundant warning.
846 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
847 * c-opts (c_common_handle_option): -Wall only has effect if
848 warn_main is uninitialized. OPT_Wmain is automatically
849 handled. -pedantic also enables Wmain.
850 (c_common_post_options): Handle all logic for Wmain here.
851 * c-common.c (warn_main): Delete.
852 (check_main_parameter_types): Make pedwarns conditional on
854 * c-common.h (warn_main): Delete.
856 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
859 * expr.c (emit_group_store): Allocate stack temp with the
860 largest alignment when copying from register to stack.
862 2008-08-13 Richard Guenther <rguenther@suse.de>
864 * tree.h (maybe_fold_offset_to_address): Declare.
865 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
866 (ccp_fold): Handle pointer conversions the same as fold_stmt.
867 Likewise for POINTER_PLUS_EXPR.
868 (maybe_fold_offset_to_reference): Enable disabled code.
869 (maybe_fold_offset_to_address): New function.
870 (fold_stmt_r): Use it.
871 (fold_gimple_assign): Likewise.
872 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
873 (gimplify_expr): Likewise.
875 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
877 * toplev.h (pedwarn_at): Fix declaration.
879 2008-08-13 Joseph Myers <joseph@codesourcery.com>
881 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
882 LINK_SPEC): Use %R in -Y P argument.
884 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
887 * diagnostic.c (pedwarn_at): New.
888 * toplev.h (pedwarn_at): Declare.
889 * c-tree.h (build_enumerator): Update declaration.
890 * c-decl.c (finish_enum): Update comment.
891 (build_enumerator): Take a location parameter. Give a pedwarn but do
892 not perform any conversion.
893 * c-parser.c (c_parser_enum_specifier): Set correct location for
896 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
899 * c-common.c (conversion_warning): Use a switch. Ignore boolean
900 expressions except for conversions to signed:1 bitfields. Handle
901 COND_EXPR with constant operands.
903 2008-08-13 Richard Guenther <rguenther@suse.de>
905 PR tree-optimization/15255
906 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
907 (struct oecount_s): New struct and VEC types.
909 (oecount_hash): New function.
910 (oecount_eq): Likewise.
911 (oecount_cmp): Likewise.
912 (zero_one_operation): New function.
913 (build_and_add_sum): Likewise.
914 (undistribute_ops_list): Perform un-distribution of multiplication
915 and division on the chain of summands.
916 (should_break_up_subtract): Also break up subtracts for factors.
917 (reassociate_bb): Delete dead visited statements.
918 Call undistribute_ops_list. Re-sort and optimize if it did something.
919 * passes.c (init_optimization_passes): Move DSE before
921 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
924 2008-08-12 Janis Johnson <janis187@us.ibm.com>
926 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
928 * doc/invoke.texi: Revert unintended checkin.
930 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
933 * gcc.c (include_spec_function): Tweak call to find_a_file.
935 2008-08-12 Jakub Jelinek <jakub@redhat.com>
938 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
940 * dojump.c (do_jump): Likewise.
942 PR tree-optimization/37084
943 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
944 if id->regimplify, don't assume stmt is a cast assignment.
946 2008-08-12 Anatoly Sokolov <aesok@post.ru>
948 * final.c (final_scan_insn): Use app_enable/app_disable functions.
950 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
953 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
956 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
958 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
959 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
961 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
962 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
963 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
964 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
965 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
967 * doc/tm.texi (Storage Layout): Remove documentation for
970 * simplify-rtx.c (simplify_binary_operation_1): Replace
971 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
973 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
975 * real.h (struct real_format): New member has_sign_dependent_rounding.
976 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
977 spu_single_format, ieee_double_format, mips_double_format,
978 motorola_double_format, ieee_extended_motorola_format,
979 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
980 ieee_extended_intel_96_round_53_format, ibm_extended_format,
981 mips_extended_format, ieee_quad_format, mips_quad_format,
982 vax_f_format, vax_d_format, vax_g_format): Initialize it.
983 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
985 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
986 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
987 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
988 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
989 (ROUND_TOWARDS_ZERO): Likewise.
991 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
992 (FLOAT_MODE_FORMAT): New macro.
993 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
994 (MODE_COMPOSITE_P): ... this new macro.
995 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
996 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
997 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
999 * flags.h: Include "real.h".
1001 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1002 REAL_MODE_FORMAT_COMPOSITE_P.
1003 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1005 * doc/tm.texi (Storage Layout): Remove documentation of
1006 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1007 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1008 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1009 they only apply to libgcc2.a.
1011 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1013 * config/spu/float_disf.c: New file.
1014 * config/spu/float_unsdisf.c: New file.
1015 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1016 (LIB2FUNCS_EXCLUDE): Define.
1018 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1019 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1021 * real.h (struct real_format): New member round_towards_zero.
1022 * real.c (round_for_format): Respect fmt->round_towards_zero.
1023 (ieee_single_format, mips_single_format, motorola_single_format,
1024 spu_single_format, ieee_double_format, mips_double_format,
1025 motorola_double_format, ieee_extended_motorola_format,
1026 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1027 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1028 mips_extended_format, ieee_quad_format, mips_quad_format,
1029 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1030 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1032 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1033 real_format to choose rounding mode when calling MPFR functions.
1034 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1035 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1037 * real.h (real_to_decimal_for_mode): Add prototype.
1038 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1039 Respect target rounding mode when generating decimal representation.
1040 (real_to_decimal): New stub for backwards compatibility.
1041 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1042 real_to_decimal_for_mode instead of real_to_decimal.
1044 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1046 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1047 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1049 * real.c (spu_single_format): New variable.
1050 * real.h (spu_single_format): Declare.
1052 * config/spu/spu.c (spu_override_options): Install SFmode format.
1053 (spu_split_immediate): Use integer mode to operate on pieces of
1054 floating-point values in all cases.
1056 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1057 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1058 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1060 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1062 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1064 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1066 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1068 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1071 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1072 on the VAR_DECL instead of TYPE_READONLY on its type.
1074 2008-08-12 Ira Rosen <irar@il.ibm.com>
1076 * tree-vectorizer.c: Depend on langhooks.h.
1077 (supportable_widening_operation): Add two arguments. Support double
1079 (supportable_narrowing_operation): Likewise.
1080 * tree-vectorizer.h (supportable_widening_operation): Add two
1082 (supportable_narrowing_operation): Likewise.
1083 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1084 supportable_widening_operation with correct arguments.
1085 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1086 (vectorizable_type_demotion): Support double type conversions.
1087 (vectorizable_type_promotion): Likewise.
1088 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1090 2008-08-11 Michael Matz <matz@suse.de>
1092 * i386/i386.c (override_options): Move initialisation from
1093 flag_schedule_insns_after_reload to here from ...
1094 (optimization_options): ... here.
1096 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1098 PR rtl-optimization/36998
1099 * dwarf2out.c (compute_barrier_args_size_1,
1100 compute_barrier_args_size): Temporarily remove assertions.
1102 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1105 * tree-ssa.c (struct walk_data): Add new flag
1106 warn_possibly_uninitialized.
1107 (warn_uninitialized_var): Use it.
1108 (warn_uninitialized_vars): New.
1109 (execute_early_warn_uninitialized): Call it.
1110 (execute_late_warn_uninitialized): Likewise.
1112 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1115 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1118 2008-08-09 Jan Hubicka <jh@suse.cz>
1121 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1123 (expand_fix): Be prepared for expansion to fail.
1124 (expand_sfix_optab): Remove instructions if expansion failed.
1126 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1128 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1130 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1131 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1133 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1135 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1136 mips/t-libgcc-mips16 to tmake_file.
1137 * config/mips/mips-protos.h (mips_call_type): New enum.
1138 (mips_pic_base_register, mips_got_load): Declare.
1139 (mips_restore_gp): Take an rtx argument.
1140 (mips_use_pic_fn_addr_reg_p): Declare.
1141 (mips_expand_call): Replace the sibcall_p argument with
1142 a mips_call_type argument. Add a lazy_p parameter.
1143 (mips_split_call): Declare.
1144 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1145 (MIPS16_PIC_TEMP): Likewise.
1146 (reg_class): Delete M16_NA_REGS.
1147 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1148 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1149 (mips_split_hi_p): Declare.
1150 * config/mips/mips.c (mips_split_hi_p): New array.
1151 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1152 (mips_got_symbol_type_p): New function.
1153 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1154 (mips16_stub_function_p): New function.
1155 (mips16_local_function_p): Likewise.
1156 (mips_use_pic_fn_addr_reg_p): Likewise.
1157 (mips_cannot_force_const_mem): Return false for HIGHs.
1158 Extend CONST_INT and symbolic handling to MIPS16, using
1159 mips_symbol_insns to check that the base symbol type is a
1160 legitimate constant. Reject GOT-based constants if
1161 TARGET_MIPS16_PCREL_LOADS.
1162 (mips_const_insns): Check targetm.cannot_force_const_mem when
1163 decomposing a symbolic base and a large offset.
1164 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1165 When calling a function that needs $25 from MIPS16 code,
1166 move the target address into $25 separately and add a USE
1168 (mips16_gp_pseudo_reg): Insert the initializer immediately
1169 before the first real insn.
1170 (mips_pic_base_register, mips_got_load): New functions.
1171 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1172 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1173 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1174 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1175 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1176 also passing NULL_RTX rather than const0_rtx as the aux argument.
1177 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1178 instead of TARGET_EXPLICIT_RELOCS.
1179 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1180 (mips_load_call_address): Replace the sibcall_p argument with
1181 a mips_call_type argument. Use mips_got_load.
1182 (mips16_local_alias): New structure.
1183 (mips16_local_aliases): New variable.
1184 (mips16_local_aliases_hash): New function.
1185 (mips16_local_aliases_eq): Likewise.
1186 (mips16_local_alias): Likewise.
1187 (mips16_stub_function): Likewise.
1188 (mips16_build_function_stub): Create a local alias for the target
1189 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1190 .cpload directive and an R_MIPS_NONE relocation for the target
1191 function, then load the alias rather than the function itself.
1192 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1193 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1194 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1195 (mips16_build_call_stub): Replace the FN parameter with an
1196 FN_PTR parameter. Force the address into a register if it
1197 isn't a call_insn_operand; don't rely on the caller to do this.
1198 If a call to a locally-defined and locally-binding MIPS16
1199 function must be made indirectly, redirect the call to the
1200 function's local alias. Use mips16_stub_function_p,
1201 mips16_stub_function, mips_expand_call and use_reg.
1202 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1203 Use explicit %hi and %lo accesses where possible.
1204 Use MIPS_CALL to generate the correct code form of a
1205 jal instruction. Add clobbers of $18 instead of uses.
1206 Update the call to mips_emit_call_insn.
1207 (mips_expand_call): Replace the SIBCALL_P argument with a
1208 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1209 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1210 allowing it to modify the call address. Update the calls to
1211 mips_load_call_address and mips_emit_call_insn.
1212 (mips_split_call): New function.
1213 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1214 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1215 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1216 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1217 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1219 (mips_cprestore_slot): New function.
1220 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1221 and use mips_cprestore_slot.
1222 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1224 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1225 then use a copygp_mips16 instruction to set up $28.
1226 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1227 (mips16_lay_out_constants): Call split_all_insns_noflow.
1228 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1229 false if TARGET_MIPS16.
1230 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1231 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1232 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1233 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1234 MIPS16 code. Allow MIPS16 o32 PIC.
1235 (mips_override_options): Allow MIPS16 o32 PIC.
1236 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1237 after reload if TARGET_USE_GOT.
1238 (UNSPEC_COPYGP): New constant.
1239 (length): Use a default length of 8 for MIPS16 GOT loads.
1240 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1241 (*got_page<mode>): Check mips_split_hi_p.
1242 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1243 (unspec_got<mode>, unspec_call<mode>): New expanders.
1244 (load_got<mode>, load_call<mode>): Remove the length attributes.
1245 Use a got attribute instead of a type attribute.
1246 (copygp_mips16): New insn.
1247 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1248 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1249 (sibcall, sibcall_value, call, call_value): Update the calls
1250 to mips_expand_call.
1251 (call_internal, call_value_internal): Use mips_split_call.
1252 (call_value_multiple_internal): Likewise.
1253 (call_split): Move after call_internal (the insn it is split from).
1254 (call_internal_direct, call_value_internal_direct): Turn into
1255 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1256 (call_direct_split, call_value_direct_split): New patterns.
1257 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1258 and use M16_REGS instead of M16_NA_REGS.
1259 * config/mips/predicates.md (const_call_insn_operand): Replace
1260 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1261 mips_use_pic_fn_addr_reg_p check.
1262 (move_operand): Reject HIGHs if mips_split_hi_p.
1263 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1264 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1265 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1266 * config/mips/libgcc-mips16.ver: New file.
1267 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1268 $(srcdir)/config/mips/libgcc-mips16.ver.
1270 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1272 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1273 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1274 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1275 (mips16_cfun_returns_in_fpr_p): Likewise.
1277 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1279 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1280 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1281 rather than 4 to PC.
1283 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1285 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1286 (FUNCTION_PROFILER): Save the static chain pointer into $2
1287 beforehand and restore it aftewards.
1288 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1289 address directly into $25 and call the function through $25;
1290 do not clobber $3. Pad the DImode version to cover the space
1291 left by the deleted $25 <- $3 move.
1292 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1293 the removal of the $25 <- $3 move.
1294 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1295 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1297 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1298 Daniel Jacobowitz <dan@codesourcery.com>
1300 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1301 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1302 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1303 * config/mips/mips.c (mips_start_function_definition): New function.
1304 (mips_end_function_definition): Likewise.
1305 (mips_output_function_prologue): Use mips_start_function_definition.
1306 (mips_output_function_epilogue): Use mips_end_function_definition.
1307 (build_mips16_function_stub): Use mips_start_function_definition
1308 and mips_end_function_definition.
1309 (build_mips16_call_stub): Likewise.
1311 2008-08-09 Richard Guenther <rguenther@suse.de>
1313 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1314 * gimple.h (gimple_call_fn): Adjust comment.
1315 (gimple_call_set_fndecl): New function.
1316 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1317 longer having bare FUNCTION_DECL operand.
1318 (gimple_call_return_type): Likewise.
1319 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1321 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1322 (gimple_mod_pow2): Likewise.
1323 (gimple_mod_subtract): Likewise.
1324 (gimple_ic): Likewise.
1325 (gimple_stringop_fixed_value): Likewise.
1326 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1327 longer having bare FUNCTION_DECL operand.
1328 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1329 * omp-low.c (optimize_omp_library_calls): Likewise.
1330 * cgraphunit.c (update_call_expr): Likewise.
1331 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1332 (execute_convert_to_rsqrt): Likewise.
1333 * cfgexpand.c (gimple_to_tree): Simplify.
1334 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1335 bare FUNCTION_DECL operand.
1336 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1337 (convert_gimple_call): Use gimple_call_fndecl.
1338 * c-common.c (c_warn_unused_result): Likewise.
1340 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1343 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1344 (c_finish_return): Likewise.
1345 (c_start_case): Likewise.
1346 * c-common.c (warn_for_collisions_1): Use explicit location in
1348 * c-parser.c (c_parser_condition): New. Call
1349 verify_sequence_points.
1350 (c_parser_paren_condition): Call c_parser_condition.
1351 (c_parser_for_statement): Call c_parser_condition.
1353 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1356 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1357 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1358 Moved from diagnostic.h
1359 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1361 (emit_diagnostic): New.
1362 (warning0, pedwarn0): Delete.
1363 (warning, warning_at, pedwarn, permerror): Return bool.
1364 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1365 Moved to diagnostic.c.
1366 (struct diagnostic_context): Use correct type for
1367 classify_diagnostic.
1368 (diagnostic_report_diagnostic): Update declaration.
1369 (emit_diagnostic): Declare.
1370 * errors.c (warning): Return bool.
1371 * errors.h (warning): Update declaration.
1372 * toplev.h (warning0, pedwarn0): Delete.
1373 (warning, warning_at, pedwarn, permerror): Return bool.
1374 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1375 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1376 inform. Update all calls.
1377 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1378 before giving informative note.
1379 (implicit_decl_warning): Likewise.
1380 * c-typeck.c (build_function_call): Likewise.
1381 * tree-sssa.c (warn_uninit): Likewise.
1382 * builtins.c (gimplify_va_arg_expr): Likewise.
1384 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1387 * doc/invoke.texi (-Wextra): Move warning from here...
1388 (-Wuninitialized): ... to here.
1390 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1393 * flags.h (set_Wunused): Delete
1394 * toplev.c (process_options): Handle Wunused flags here.
1395 * opts.c (maybe_warn_unused_parameter): Delete.
1396 (common_handle_option): Replace set_Wunused by warn_unused.
1397 (set_Wextra): Do not handle Wunused-parameter here.
1398 (set_Wunused): Delete.
1399 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1401 * common.opt (Wunused): Add Var and Init.
1402 (Wunused-function): Likewise.
1403 (Wunused-label): Likewise.
1404 (Wunused-parameter): Likewise.
1405 (Wunused-value): Likewise.
1406 (Wunused-variable): Likewise.
1408 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1410 * doc/invoke.texi: Add cpu_type power7.
1411 * config.in (HAVE_AS_VSX): New.
1412 * config.gcc: Add cpu_type power7.
1413 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1415 * configure: Regenerate.
1416 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1418 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1419 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1420 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1422 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1424 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1425 type to vectorize.builtin_conversion.
1426 (vectorizable_conversion): Likewise.
1427 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1428 integral type as input.
1429 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1431 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1432 and ALTIVEC_BUILTIN_VCTSXS.
1433 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1436 2008-08-08 Richard Guenther <rguenther@suse.de>
1438 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1439 (surely_varying_stmt_p): Calls are varying only if they are
1440 non-builtin and not indirect or have no result.
1441 (ccp_fold): Re-instantiate code before the tuples merge.
1443 2008-08-08 Richard Guenther <rguenther@suse.de>
1445 PR tree-optimization/37056
1446 * gimple.h (gimple_assign_rhs_class): New helper function.
1447 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1448 unary operations properly.
1450 2008-08-07 Jan Hubicka <jh@suse.cz>
1452 * i386.h (ix86_size_cost): Declare.
1453 (ix86_cur_cost): New function macro.
1454 * i386.md (peepholes expanding size and splitters): Predicate by
1455 optimize_insn_for_speed_p.
1456 (peepholes reduce size and splitters): Predicate by
1457 optimize_insn_for_size_p.
1458 * i386.c (ix86_size_cost): Rename from ...
1459 (size_cost): This one.
1460 (override_options): Update.
1461 (decide_alg): Likewise.
1462 (ix86_expand_clear): Use RTL profile.
1463 (ix86_pad_returns): Use RTL profile.
1465 2008-08-07 Jan Hubicka <jh@suse.cz>
1467 * recog.c (split_all_insns): Set RTL profile
1468 (peephole2_optimize): Likewise.
1469 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1470 * combine.c (combine_instructions): Likewise.
1472 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1474 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1476 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1478 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1479 value in a6 after the set_frame_ptr insn.
1481 2008-08-07 Richard Henderson <rth@redhat.com>
1484 * gcc.c (cpp_options): Pass along -g*.
1486 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1488 * config/arm/arm.c (output_move_neon): Update comment describing
1489 big-endian vector layout.
1490 (arm_assemble_integer): Do not handle big-endian NEON vectors
1492 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1493 neon_vget_lane<mode>_sext_internal,
1494 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1495 element indices for big-endian.
1497 2008-08-07 Richard Henderson <rth@redhat.com>
1499 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1500 * configure, config.in: Rebuild.
1501 * debug.h (dwarf2out_do_cfi_asm): Declare.
1502 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1503 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1504 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1505 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1507 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1509 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1510 movv2si_internal): Combine into mov<mode>_internal.
1511 (movv2si_internal_2): Remove.
1513 2008-08-07 Jan Hubicka <jh@suse.cz>
1516 * i386.md (single stringop patterns): Enable unconditionally.
1518 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1521 * config/i386/emmintrin.h (_mm_move_epi64): Use
1522 __builtin_ia32_movq128.
1524 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1525 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1527 * config/i386/sse.md (sse2_movq128): New.
1529 * doc/extend.texi: Document __builtin_ia32_movq128.
1531 2008-08-07 Richard Guenther <rguenther@suse.de>
1534 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1535 pointers can access anything.
1537 2008-08-06 Jan Hubicka <jh@suse.cz>
1539 * optabs.c (emit_unop_insn): Break out to ...
1540 (maybe_emit_unop_insn): ... this one.
1541 (expand_sfix_optab): Use maybe variant.
1542 * optabs.h (maybe_emit_unop_insn): Declare.
1544 * i386.md (mov0 patterns): Enable by default.
1545 (FP conversion expanders): Disable expansion of code expanding
1546 sequences when instruction should be optimized for size.
1547 (single strinop patterns): Enable when optimizing for size.
1548 (string expanders): Disable expanding of code expanding sequences
1549 when optimizning instruction for size.
1550 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1552 (ix86_fp_comparison_sahf_cost): Likewise.
1553 (ix86_expand_branch): Likewise.
1554 (ix86_expand_ashl_const): Likewise.
1555 (ix86_split_ashl): Likewise.
1556 (ix86_expand_strlen): Likewise.
1557 (ix86_emit_fp_unordered_jump): Likewie.
1559 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1561 * c-common.c: Fix typo.
1562 (c_common_reswords): Activate more C++ keyword warnings.
1564 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1566 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1569 * diagnostic.c (permerror_at): New.
1570 * toplev.h (permerror_at): Declare.
1572 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1573 Ira Rosen <irar@il.ibm.com>
1575 * tree-vect-transform.c (vect_model_simple_cost): Return
1576 immediately if stmt is pure SLP.
1577 (vect_model_store_cost): Ditto.
1578 (vect_model_load_cost): Ditto.
1579 (vectorizable_store): Remove PURE_SLP check before call
1580 to vect_model_store_cost.
1581 (vect_model_store_cost): When checking whether stmt describe
1582 strided access, add a check that it is not slp_node.
1584 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1587 * c-common.c (warn_for_sign_compare): New. Handle separately the
1588 case that 'constant' is zero.
1589 * c-typeck.c (build_binary_op): Move code to c-common.c
1591 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1593 * config/alpha/alpha.c (alpha_preferred_reload_class,
1594 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1595 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1596 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1597 * config/arm/arm.md: Likewise.
1598 * config/avr/avr-protos.h (preferred_reload_class,
1599 test_hard_reg_class, avr_simplify_comparison_p,
1600 out_shift_with_cnt, class_max_nregs): Likewise.
1601 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1602 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1603 preferred_reload_class, test_hard_reg_class): Likewise.
1604 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1605 bfin_memory_move_cost, bfin_secondary_reload,
1606 bfin_output_mi_thunk): Likewise.
1607 * config/crx/crx.c (crx_secondary_reload_class,
1608 crx_memory_move_cost): Likewise.
1609 * config/frv/frv-protos.h (frv_secondary_reload_class,
1610 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1611 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1612 frv_secondary_reload_class, frv_class_likely_spilled_p,
1613 frv_class_max_nregs): Likewise.
1614 * config/h8300/h8300.c (h8300_classify_operand,
1615 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1617 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1618 * config/ia64/ia64.c (ia64_preferred_reload_class,
1619 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1620 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1621 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1623 * config/m68hc11/m68hc11.c (preferred_reload_class,
1624 m68hc11_memory_move_cost): Likewise.
1625 * config/mcore/mcore.c (mcore_secondary_reload_class,
1626 mcore_reload_class): Likewise.
1627 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1628 mips_class_max_nregs, mips_cannot_change_mode_class,
1629 mips_preferred_reload_class, mips_secondary_reload_class,
1630 mips_output_mi_thunk): Likewise.
1631 * config/mmix/mmix.c (mmix_preferred_reload_class,
1632 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1634 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1636 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1637 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1638 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1639 * config/rs6000/rs6000.c (paired_expand_vector_init,
1640 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1641 compare_section_name, rs6000_memory_move_cost): Likewise.
1642 * config/s390/s390.c (s390_emit_compare_and_swap,
1643 s390_preferred_reload_class, s390_secondary_reload,
1644 legitimize_pic_address, legitimize_tls_address,
1645 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1646 s390_class_max_nregs): Likewise.
1647 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1648 * config/s390/s390.md: Likewise.
1649 * config/score/score-protos.h (score_secondary_reload_class,
1650 score_preferred_reload_class): Likewise.
1651 * config/score/score.c (score_preferred_reload_class,
1652 score_secondary_reload_class): Likewise.
1653 * config/score/score3.c (score3_output_mi_thunk,
1654 score3_preferred_reload_class, score3_secondary_reload_class,
1655 score3_hard_regno_mode_ok): Likewise.
1656 * config/score/score3.h (score3_preferred_reload_class,
1657 score3_secondary_reload_class): Likewise.
1658 * config/score/score7.c (score7_output_mi_thunk,
1659 score7_preferred_reload_class, score7_secondary_reload_class,
1660 score7_hard_regno_mode_ok): Likewise.
1661 * config/score/score7.h (score7_preferred_reload_class,
1662 score7_secondary_reload_class): Likewise.
1663 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1664 output_branchy_insn, add_constant, gen_block_redirect,
1665 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1666 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1668 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1669 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1670 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1671 xstormy16_preferred_reload_class): Likewise.
1672 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1673 xtensa_expand_atomic, override_options,
1674 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1676 * reorg.c (try_merge_delay_insns): Likewise.
1677 * tree.c (merge_dllimport_decl_attributes): Likewise.
1679 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1681 2008-08-06 Michael Matz <matz@suse.de>
1683 * Makefile.in (write_entries_to_file): Quote words.
1684 * gengtype.c: (read_input_line): Skip over leading white-space.
1686 2008-08-06 Marc Gauthier <marc@tensilica.com>
1688 * config.gcc: Match more processor names for Xtensa.
1689 * configure.ac: Likewise.
1690 * doc/install.texi (Specific): Likewise.
1691 * configure: Regenerate.
1693 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1695 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1696 * calls.c (avoid_likely_spilled_reg): Likewise.
1697 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1698 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1699 * config/i386/i386.c (ix86_expand_special_args_builtin,
1700 ix86_secondary_reload): Likewise.
1701 * except.c (struct eh_region, gen_eh_region_catch,
1702 remove_unreachable_regions, duplicate_eh_regions,
1703 assign_filter_values, build_post_landing_pads,
1704 sjlj_find_directly_reachable_regions, remove_eh_handler,
1705 reachable_next_level, foreach_reachable_handler,
1706 can_throw_internal_1, can_throw_external_1,
1707 collect_one_action_chain): Likewise.
1708 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1709 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1710 * function.c (update_temp_slot_address, instantiate_new_reg,
1711 instantiate_virtual_regs_in_rtx,
1712 instantiate_virtual_regs_in_insn): Likewise.
1713 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1714 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1715 gimplify_cleanup_point_expr): Likewise.
1716 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1717 * passes.c (next_pass_1): Likewise.
1718 * print-tree.c (print_node_brief, print_node): Likewise.
1719 * profile.c (branch_prob): Likewise.
1720 * tree-dump.c (dump_register): Likewise.
1721 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1723 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1724 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1725 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1726 copy_arguments_for_versioning, copy_static_chain): Likewise.
1727 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1728 add_new_name_mapping, register_new_name_mapping): Likewise.
1729 * tree-mudflap.c (mf_xform_derefs): Likewise.
1730 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1731 get_init_expr, combine_chains): Likewise.
1732 * tree-pretty-print.c (dump_generic_node): Likewise.
1733 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1734 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1735 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1736 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1738 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1741 * calls.c (expand_call): Use the biggest preferred stack
1744 2008-08-06 Michael Matz <matz@suse.de>
1747 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1748 for reused reload, instead of overwriting them.
1750 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1753 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1754 for incoming stack boundary.
1756 * function.c (assign_parm_find_entry_rtl): Update
1757 parm_stack_boundary.
1759 * function.h (rtl_data): Add parm_stack_boundary.
1761 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1762 parm_stack_boundary for incoming stack boundary.
1764 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1766 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1767 for unrepresentable subregs or treat them as equal to other regs
1768 or subregs with the same register number.
1770 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1773 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1776 2008-08-06 Jan Hubicka <jh@suse.cz>
1778 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1779 frequencies might be hot.
1781 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1783 * reload.c (find_reloads): Force constants into literal pool
1784 also if they are wrapped in a SUBREG.
1786 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1789 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1790 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1791 Don't allow predicated instructions for data speculation.
1792 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1795 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1797 * haifa-sched.c (extend_global): Split to extend_global_data and
1798 extend_region_data. Update all uses.
1799 (extend_all): Rename to extend_block_data.
1801 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1803 * sched-rgn.c (new_ready): Check if instruction can be
1804 speculatively scheduled before attempting speculation.
1805 (debug_rgn_dependencies): Remove wrongful assert.
1807 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1809 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1811 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1813 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1814 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1815 va_size, and type_size.
1817 2008-08-04 Jason Merrill <jason@redhat.com>
1820 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1821 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1823 2008-08-05 Richard Henderson <rth@redhat.com>
1825 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1826 * configure: Rebuild.
1828 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1831 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1832 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1835 2008-08-05 Richard Henderson <rth@redhat.com>
1837 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1838 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1839 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1840 * common.opt (fdwarf2-cfi-asm): New.
1841 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1842 * config.in, configure: Rebuild.
1843 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1844 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1845 (dw2_force_const_mem): Externalize.
1846 * dwarf2asm.h: Update.
1847 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1848 generate a real label.
1849 (output_cfi_directive): New.
1850 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1851 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1852 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1854 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1855 (output_loc_operands_raw, output_loc_sequence_raw): New.
1856 (output_cfa_loc_raw): New.
1858 2008-08-05 Paul Brook <paul@codesourcery.com>
1860 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1861 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1862 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1863 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1864 * config/arm/arm.h (TARGET_VFPD32): Define.
1865 (TARGET_VFP3): Use TARGET_VFPD32.
1866 (fputype): Add FPUTYPE_VFP3D16.
1867 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1868 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1869 * config/arm/arm-cores.def: Add cortex-r4f.
1870 * config/arm/arm-tune.md: Regenerate.
1872 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1874 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1875 Reword some comments throughout the file.
1877 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1878 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1879 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1880 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1882 (MFC_START_ENABLE): Remove PPU-only define.
1883 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1884 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1886 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1887 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1888 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1889 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1890 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1891 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1892 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1894 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1895 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1896 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1897 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1899 (spu_read_machine_status): Fix typo.
1901 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1903 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1904 SUBREG of multi-word hard register.
1905 * config/spu/spu.c (valid_subreg): Likewise.
1906 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1908 2008-08-04 Richard Guenther <rguenther@suse.de>
1910 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1911 the candidate with the stripped base if that base is different
1912 from the original base even for offset zero.
1914 2008-08-04 Richard Guenther <rguenther@suse.de>
1917 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1918 check for no_overflow.
1920 2008-08-04 Richard Guenther <rguenther@suse.de>
1922 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1924 2008-08-04 Paul Brook <paul@codesourcery.com>
1926 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1927 (arm_order_regs_for_local_alloc): New function.
1928 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1930 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1932 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1935 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1936 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1937 (ix86_expand_epilogue): Likewise.
1939 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1941 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1944 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1946 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1947 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1948 (*movv2sf_internal_rex64): Ditto.
1950 2008-08-03 Jan Hubicka <jh@suse.cz>
1952 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1953 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1954 * expmed.c (expand_smod_pow2): Likewise.
1956 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1959 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1960 alternative 0 of operand 1.
1961 (*vec_concatv2di_rex64_sse): Ditto.
1962 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1964 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1965 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1966 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1967 (*movv2sf_internal_rex64): Ditto.
1969 2008-08-02 Richard Guenther <rguenther@suse.de>
1972 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1973 (ssedoublesizemode): New mode attribute.
1974 (sse_shufps): Call gen_sse_shufps_v4sf.
1975 (sse_shufps_1): Macroize.
1976 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1977 (sse2_shufpd_1): Macroize.
1978 (vec_extract_odd, vec_extract_even): New expanders.
1979 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1980 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1981 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1982 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1983 (ix86_expand_vector_set): Likewise.
1984 (ix86_expand_reduc_v4sf): Likewise.
1986 2008-08-01 Doug Kwan <dougkwan@google.com>
1988 * matrix-reorg.c: Re-enable all code.
1989 (struct malloc_call_data): Change CALL_STMT to gimple type.
1990 (collect_data_for_malloc_call): Tuplify.
1991 (struct access_site_info): Change STMT to gimple type.
1992 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1993 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1994 (struct free_info): Change STMT to gimple type.
1995 (struct matrix_access_phi_node): Change PHI to gimple type.
1996 (get_inner_of_cast_expr): Remove.
1997 (may_flatten_matrices_1): Tuplify.
1998 (may_flatten_matrices): Ditto.
1999 (mark_min_matrix_escape_level): Ditto.
2000 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2001 (ssa_accessed_in_call_rhs): New
2002 (ssa_accessed_in_assign_rhs): New
2003 (record_access_alloc_site_info): Tuplify.
2004 (add_allocation_site): Ditto.
2005 (analyze_matrix_allocation_site): Ditto.
2006 (analyze_transpose): Ditto.
2007 (get_index_from_offset): Ditto.
2008 (update_type_size): Ditto.
2009 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2010 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2011 (analyze_accesses_for_phi_node): Tuplify.
2012 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2013 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2014 (analyze_matrix_accesses): Tuplify.
2015 (check_var_data): New call-back type for check_var_notmodified_p.
2016 (check_var_notmodified_p): Tuplify and use call-back struct to
2017 return statement found.
2018 (can_calculate_expr_before_stmt): Factor out statement related code
2020 (can_calculate_stmt_before_stmt): New.
2021 (check_allocation_function): Tuplify.
2022 (find_sites_in_func): Ditto.
2023 (record_all_accesses_in_func): Ditto.
2024 (transform_access_sites): Ditto.
2025 (transform_allocation_sites): Ditto.
2026 (matrix_reorg): Re-enable.
2027 (gate_matrix_reorg): Re-enable.
2029 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2031 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2032 for labels for which it hasn't been set yet. If it has been set,
2033 stop walking insns and continue with next worklist item.
2034 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2035 if the only BARRIER is at the very end of a function.
2037 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2039 * cfgexpand.c (expand_stack_alignment): Assert that
2040 stack_realign_drap and drap_rtx must match.
2042 * function.c (instantiate_new_reg): If DRAP is used to realign
2043 stack, replace virtual_incoming_args_rtx with internal arg
2046 2008-08-01 Richard Guenther <rguenther@suse.de>
2048 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2049 loop information only if we initialized it.
2050 (execute_pre): Call fini_pre with in_fre.
2051 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2052 if we do not unroll because we hit max-completely-peeled-insns.
2053 Use our estimation for consistency, do allow shrinking.
2055 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2057 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2058 with MIN_STACK_BOUNDARY.
2059 (ix86_update_stack_boundary): Likewise.
2060 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2063 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2064 (MIN_STACK_BOUNDARY): This.
2066 2008-08-01 Richard Guenther <rguenther@suse.de>
2069 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2071 2008-08-01 Richard Guenther <rguenther@suse.de>
2073 PR tree-optimization/36988
2074 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2075 do not matter if that doesn't change volatile qualification.
2077 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2079 * configure.ac: Do not generate libada-mk. Do not subst
2081 * libada-mk.in: Remove.
2082 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2083 * configure: Regenerate.
2085 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2087 * tree-pass.h: Added comment about not dumping passes with name
2088 starting with star in struct opt_pass.
2089 * passes.c (register_dump_files_1): Don't do dump for a pass with
2090 name starting with star.
2091 * doc/passes.texi (Pass manager): Mention pass names and special
2092 meaning of star prefix to avoid dump.
2094 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2096 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2098 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2099 (ISA_MIPS64R2): New macro.
2100 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2101 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2102 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2103 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2104 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2105 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2106 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2107 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2108 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2109 Move up to keep list alphabetically sorted.
2110 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2111 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2113 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2114 (-march=@var{arch}): Add mips64r2.
2116 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2118 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2120 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2122 * expr.c (expand_assignment): Check for complete type.
2124 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2127 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2129 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2130 for stack alignment.
2132 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2134 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2136 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2137 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2139 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2141 PR rtl-optimization/36419
2142 * dwarf2out.c (barrier_args_size): New variable.
2143 (compute_barrier_args_size, compute_barrier_args_size_1): New
2145 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2146 if not called yet in the current function, use barrier_args_size
2147 array to find the new args_size value.
2148 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2150 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2153 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2156 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2159 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2160 (dwarf2out_stack_adjust): Use it.
2161 (dwarf2out_frame_debug_expr): Likewise.
2163 2008-07-31 Richard Guenther <rguenther@suse.de>
2165 PR tree-optimization/36978
2166 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2167 the generated condition.
2169 2008-07-31 Richard Guenther <rguenther@suse.de>
2171 * passes.c (init_optimization_passes): Always call
2172 pass_early_warn_uninitialized.
2173 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2174 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2175 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2177 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2180 * builtins.c (maybe_emit_free_warning): New function.
2181 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2182 maybe_emit_free_warning for BUILT_IN_FREE.
2185 * dwarf2out.c (get_context_die): New function.
2186 (force_decl_die, force_type_die): Use it.
2187 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2188 returns NULL, force generation of DW_TAG_typedef and put that into
2191 PR preprocessor/36649
2192 * c-pch.c (c_common_read_pch): Save and restore
2193 line_table->trace_includes across PCH restore.
2195 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2198 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2200 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2203 * final.c (call_from_call_insn): Handle COND_EXEC.
2205 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2207 * builtins.c (std_gimplify_va_arg_expr): Replace
2208 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2209 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2211 2008-07-30 Joey Ye <joey.ye@intel.com>
2212 H.J. Lu <hongjiu.lu@intel.com>
2214 * builtins.c (expand_builtin_setjmp_receiver): Replace
2215 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2216 (expand_builtin_apply_args_1): Likewise.
2217 (expand_builtin_longjmp): Need DRAP for stack alignment.
2218 (expand_builtin_apply): Likewise.
2220 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2221 instead of assign_stack_local to allow alignment reduction.
2223 * calls.c (emit_call_1): Need DRAP for stack alignment if
2225 (expand_call): Replace virtual_incoming_args_rtx with
2226 crtl->args.internal_arg_pointer.
2227 * stmt.c (expand_nl_goto_receiver): Likewise.
2229 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2230 alignment and store to stack_alignment_estimated and
2231 max_used_stack_slot_alignment.
2232 (expand_one_var): Likewise.
2233 (expand_stack_alignment): New function.
2234 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2235 and stack_alignment_estimated fields in rtl_data. Call
2236 expand_stack_alignment at end.
2238 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2239 (MAX_STACK_ALIGNMENT): Likewise.
2240 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2241 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2243 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2244 stack alignment when generating virtual registers.
2246 * function.c (assign_stack_local): Renamed to ...
2247 (assign_stack_local_1): This. Add a parameter to indicate
2248 if it is OK to reduce alignment.
2249 (assign_stack_local): Use it.
2250 (instantiate_new_reg): Instantiate virtual incoming args rtx
2251 to vDRAP if stack realignment and DRAP is needed.
2252 (assign_parms): Collect parameter/return type alignment and
2253 contribute to stack_alignment_estimated.
2254 (locate_and_pad_parm): Likewise.
2255 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2256 with crtl->args.internal_arg_pointer.
2258 * function.h (rtl_data): Add new field drap_reg,
2259 max_used_stack_slot_alignment, stack_alignment_estimated,
2260 stack_realign_needed, need_drap, stack_realign_processed and
2261 stack_realign_finalized.
2262 (stack_realign_fp): New macro.
2263 (stack_realign_drap): Likewise.
2265 * global.c (compute_regsets): Frame pointer is needed when
2266 stack is realigned. Can eliminate frame pointer when stack is
2267 realigned and dynamic realigned argument pointer isn't used.
2269 * reload1.c (update_eliminables): Frame pointer is needed
2270 when stack is realigned.
2271 (init_elim_table): Can eliminate frame pointer when stack is
2272 realigned and dynamic realigned argument pointer isn't used.
2274 * rtl.h (assign_stack_local_1): Declare new funtion.
2276 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2277 (TARGET_GET_DRAP_RTX): Likewise.
2278 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2279 TARGET_GET_DRAP_RTX.
2281 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2283 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2284 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2286 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2287 H.J. Lu <hongjiu.lu@intel.com>
2289 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2290 vdrap_reg, stack_realign and drap_reg_saved.
2291 (add_cfi): Don't allow redefining CFA when DRAP is used.
2292 (reg_save): Handle stack alignment.
2293 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2294 alignment. Don't generate DWARF information for (set fp sp)
2296 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2298 (int_loc_descriptor): Move prototype forward. Also define if
2299 DWARF2_UNWIND_INFO is true.
2300 (output_cfa_loc): Handle DW_CFA_expression.
2301 (build_cfa_aligned_loc): New.
2302 (based_loc_descr): Update assert for stack realign. For local
2303 variables, use sp+offset when stack is aligned without drap and
2304 fp+offset when stack is aligned with drap. For arguments, use
2305 cfa+offset when drap is used to align stack.
2307 2008-07-30 Joey Ye <joey.ye@intel.com>
2308 H.J. Lu <hongjiu.lu@intel.com>
2310 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2312 (ix86_gen_andsp): New.
2313 (ix86_user_incoming_stack_boundary): Likewise.
2314 (ix86_default_incoming_stack_boundary): Likewise.
2315 (ix86_incoming_stack_boundary): Likewise.
2316 (ix86_can_eliminate): Likewise.
2317 (find_drap_reg): Likewise.
2318 (ix86_update_stack_boundary): Likewise.
2319 (ix86_get_drap_rtx): Likewise.
2320 (ix86_finalize_stack_realign_flags): Likewise.
2321 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2322 (TARGET_GET_DRAP_RTX): Likewise.
2323 (override_options): Overide option value for new options.
2324 (ix86_function_ok_for_sibcall): Remove check for
2325 force_align_arg_pointer.
2326 (ix86_handle_cconv_attribute): Likewise.
2327 (ix86_function_regparm): Likewise.
2328 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2329 (ix86_va_start): Replace virtual_incoming_args_rtx with
2330 crtl->args.internal_arg_pointer.
2331 (ix86_select_alt_pic_regnum): Check DRAP register.
2332 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2333 (ix86_compute_frame_layout): Compute frame layout wrt stack
2335 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2336 (ix86_expand_prologue): Decide if stack realignment is needed
2337 and generate prologue code accordingly.
2338 (ix86_expand_epilogue): Generate epilogue code wrt stack
2339 realignment is really needed or not.
2341 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2342 (ABI_STACK_BOUNDARY): Likewise.
2343 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2344 (STACK_REALIGN_DEFAULT): Likewise.
2345 (INCOMING_STACK_BOUNDARY): Likewise.
2346 (MAX_STACK_ALIGNMENT): Likewise.
2347 (ix86_incoming_stack_boundary): Likewise.
2348 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2349 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2350 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2351 (machine_function): Remove force_align_arg_pointer.
2353 * config/i386/i386.md (BX_REG): New.
2354 (R13_REG): Likewise.
2356 * config/i386/i386.opt (mforce_drap): New.
2357 (mincoming-stack-boundary): Likewise.
2358 (mstackrealign): Add Init(-1).
2360 * config/i386/i386-protos.h (ix86_can_eliminate): New
2362 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2364 * doc/extend.texi: Update force_align_arg_pointer.
2366 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2369 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2370 (INCOMING_STACK_BOUNDARY): Likewise.
2371 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2372 (TARGET_GET_DRAP_RTX): Likewise.
2374 2008-07-30 Andreas Schwab <schwab@suse.de>
2376 PR rtl-optimization/36929
2377 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2378 add_insn_before and fix argument order.
2379 (replace_inc_dec_mem): Handle NULL rtx.
2381 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2383 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2385 (arm_compute_initial_elimination_offset): Use it.
2386 (arm_compute_save_reg_mask): Include static chain save slot when
2387 calculating alignment.
2388 (arm_get_frame_offsets): Ditto.
2389 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2390 that we can use to decrement the stack when the stack decrement
2391 could be too big for an immediate value in a single insn.
2392 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2394 2008-07-30 Richard Guenther <rguenther@suse.de>
2396 PR tree-optimization/36967
2397 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2398 Release defs of statements we remove.
2400 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2402 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2403 instead of NULL_RTVEC.
2405 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2409 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2412 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2414 * final.c (call_from_call_insn): New.
2415 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2417 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2419 * configure.ac: Substitute ADA_CFLAGS.
2420 * configure: Regenerate.
2421 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2422 * Makefile.in: Remove mention of X_* variables.
2423 * config/pa/x-ada-hpux10: Remove.
2424 * config/pa/x-ada: Remove.
2426 * doc/fragments.texi: Update.
2428 2008-07-30 Olivier Hainque <hainque@adacore.com>
2430 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2431 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2432 __dso_handle explicitly here.
2434 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2437 * c-typeck.c (build_binary_op): Encapsulate code into...
2438 * c-common.c (shorten_binary_op): ...this new function.
2439 (conversion_warning): Use the new function. Handle non-negative
2440 constant in bitwise-and.
2441 * c-common.h (shorten_binary_op): Declare.
2443 2008-07-30 Olivier Hainque <hainque@adacore.com>
2445 * scan.c (make_sstring_space): Add explicit conversions of
2446 allocator's return value.
2447 * fix-header.c (recognized_function): Likewise.
2449 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2451 * doc/cpp.texi: Update to GFDL 1.2.
2452 * doc/gcc.texi: Do not list GPL as Invariant Section.
2453 * doc/gccint.texi: Likewise. Update copyright years.
2454 * doc/install.texi: Update copyright years.
2456 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2459 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2460 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2462 2008-07-29 Jan Hubicka <jh@suse.cz>
2464 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2465 (grokdeclarator): Likewise.
2466 * langhooks.c (lhd_warn_unused_global_decl): Use
2467 DECL_DECLARED_INLINE_P.
2468 * print-tree.c (print_node): Remove DECL_INLINE check.
2470 2008-07-29 Richard Guenther <rguenther@suse.de>
2472 PR tree-optimization/36945
2473 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2474 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2475 Record invariant addresses un-decomposed.
2476 (copy_reference_ops_from_call): Record reference call
2477 arguments properly. Simplify.
2478 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2479 helper split out from ...
2480 (create_component_ref_by_pieces): ... here. Simplify.
2481 Prepare for recursive invocation for call arguments.
2482 (create_expression_by_pieces): Adjust call to
2483 create_component_ref_by_pieces.
2484 (compute_avail): Process operand 2 of reference ops.
2486 2008-07-29 Richard Guenther <rguenther@suse.de>
2488 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2490 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2492 * c-format.c (check_format_types): Revert unwanted checkin.
2494 2008-07-29 Jan Hubicka <jh@suse.cz>
2496 * flags.h (flag_really_no_inline): Remove.
2497 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2498 * toplev.c (flag_really_no_inline): Remove.
2499 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2500 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2501 (cgraph_decide_inlining_incrementally): Likewise.
2502 (compute_inline_parameters): Likewise.
2503 * opts.c (decode_options): Simplify.
2504 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2505 * common.opt (finline): Initialize to 1.
2506 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2508 2008-07-29 Jan Hubicka <jh@suse.cz>
2510 * predict.c (always_optimize_for_size_p): New function.
2511 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2512 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2513 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2515 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2516 * function.c (prepare_function_start): Set default profile.
2517 * function.h (rtl_data): Add maybe_hot_insn_p.
2518 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2519 (construct_exit_block): Likewise.
2520 (tree_expand_cfg): Likewise.
2522 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2523 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2524 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2525 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2528 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2531 * c-decl.c (merge_decls): Merge USED flags.
2533 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2535 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2536 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2537 next_stack, lab_false and lab_over trees.
2539 2008-07-28 Richard Guenther <rguenther@suse.de>
2541 PR tree-optimization/36957
2542 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2543 (useless_type_conversion_p): Remove.
2544 (types_compatible_p): Remove.
2545 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2546 (useless_type_conversion_p): Declare.
2547 (types_compatible_p): Declare.
2548 (gimple_expr_type): Return the base type only if it is
2549 trivially convertible to the subtype.
2551 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2553 * configure.ac: Use the m4_do macro to concatenate the warnings into
2554 one string in ACX_PROG_CC_WARNING_OPTS,
2555 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2556 * configure: Regenerate.
2558 2008-07-28 Richard Guenther <rguenther@suse.de>
2560 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2561 (insert_fake_stores): Remove.
2562 (realify_fake_stores): Likewise.
2563 (execute_pre): Remove dead code.
2564 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2565 (find_func_aliases): Deal with it here instead.
2566 Re-enable gcc_unreachable call.
2568 2008-07-28 Richard Guenther <rguenther@suse.de>
2570 Merge from gimple-tuples-branch.
2572 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2573 * gimple.def: New file.
2574 * gsstruct.def: Likewise.
2575 * gimple-iterator.c: Likewise.
2576 * gimple-pretty-print.c: Likewise.
2577 * tree-gimple.c: Removed. Merged into ...
2578 * gimple.c: ... here. New file.
2579 * tree-gimple.h: Removed. Merged into ...
2580 * gimple.h: ... here. New file.
2582 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2583 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2584 --enable-checking=gimple flag.
2585 * config.in: Likewise.
2586 * configure: Regenerated.
2588 * tree-ssa-operands.h: Tuplified.
2589 * tree-vrp.c: Likewise.
2590 * tree-loop-linear.c: Likewise.
2591 * tree-into-ssa.c: Likewise.
2592 * tree-ssa-loop-im.c: Likewise.
2593 * tree-dump.c: Likewise.
2594 * tree-complex.c: Likewise.
2595 * cgraphbuild.c: Likewise.
2596 * tree-ssa-threadupdate.c: Likewise.
2597 * tree-ssa-loop-niter.c: Likewise.
2598 * tree-pretty-print.c: Likewise.
2599 * tracer.c: Likewise.
2600 * gengtype.c: Likewise.
2601 * tree-loop-distribution.c: Likewise.
2602 * tree-ssa-loop-unswitch.c: Likewise.
2603 * cgraph.c: Likewise.
2604 * cgraph.h: Likewise.
2605 * tree-ssa-loop-manip.c: Likewise.
2606 * value-prof.c: Likewise.
2607 * tree-ssa-loop-ch.c: Likewise.
2608 * tree-tailcall.c: Likewise.
2609 * value-prof.h: Likewise.
2612 * tree-pass.h: Likewise.
2613 * ipa-cp.c: Likewise.
2614 * tree-scalar-evolution.c: Likewise.
2615 * tree-scalar-evolution.h: Likewise.
2616 * target.h: Likewise.
2617 * lambda-mat.c: Likewise.
2618 * tree-phinodes.c: Likewise.
2619 * diagnostic.h: Likewise.
2620 * builtins.c: Likewise.
2621 * tree-ssa-alias-warnings.c: Likewise.
2622 * cfghooks.c: Likewise.
2623 * fold-const.c: Likewise.
2624 * cfghooks.h: Likewise.
2625 * omp-low.c: Likewise.
2626 * tree-ssa-dse.c: Likewise.
2627 * ipa-reference.c: Likewise.
2628 * tree-ssa-uncprop.c: Likewise.
2629 * toplev.c: Likewise.
2630 * tree-gimple.c: Likewise.
2631 * tree-gimple.h: Likewise.
2632 * tree-chrec.c: Likewise.
2633 * tree-chrec.h: Likewise.
2634 * tree-ssa-sccvn.c: Likewise.
2635 * tree-ssa-sccvn.h: Likewise.
2636 * cgraphunit.c: Likewise.
2637 * tree-ssa-copyrename.c: Likewise.
2638 * tree-ssa-ccp.c: Likewise.
2639 * tree-ssa-loop-ivopts.c: Likewise.
2640 * tree-nomudflap.c: Likewise.
2641 * tree-call-cdce.c: Likewise.
2642 * ipa-pure-const.c: Likewise.
2643 * c-format.c: Likewise.
2644 * tree-stdarg.c: Likewise.
2645 * tree-ssa-math-opts.c: Likewise.
2646 * tree-ssa-dom.c: Likewise.
2647 * tree-nrv.c: Likewise.
2648 * tree-ssa-propagate.c: Likewise.
2649 * ipa-utils.c: Likewise.
2650 * tree-ssa-propagate.h: Likewise.
2651 * tree-ssa-alias.c: Likewise.
2652 * gimple-low.c: Likewise.
2653 * tree-ssa-sink.c: Likewise.
2654 * ipa-inline.c: Likewise.
2655 * c-semantics.c: Likewise.
2656 * dwarf2out.c: Likewise.
2658 * tree-ssa-loop-ivcanon.c: Likewise.
2659 * predict.c: Likewise.
2660 * tree-ssa-loop.c: Likewise.
2661 * tree-parloops.c: Likewise.
2662 * tree-ssa-address.c: Likewise.
2663 * tree-ssa-ifcombine.c: Likewise.
2664 * matrix-reorg.c: Likewise.
2665 * c-decl.c: Likewise.
2666 * tree-eh.c: Likewise.
2667 * c-pretty-print.c: Likewise.
2668 * lambda-trans.c: Likewise.
2669 * function.c: Likewise.
2670 * langhooks.c: Likewise.
2671 * ebitmap.h: Likewise.
2672 * tree-vectorizer.c: Likewise.
2673 * function.h: Likewise.
2674 * langhooks.h: Likewise.
2675 * tree-vectorizer.h: Likewise.
2676 * ipa-type-escape.c: Likewise.
2677 * ipa-type-escape.h: Likewise.
2678 * domwalk.c: Likewise.
2679 * tree-if-conv.c: Likewise.
2680 * profile.c: Likewise.
2681 * domwalk.h: Likewise.
2682 * tree-data-ref.c: Likewise.
2683 * tree-data-ref.h: Likewise.
2684 * tree-flow-inline.h: Likewise.
2685 * tree-affine.c: Likewise.
2686 * tree-vect-analyze.c: Likewise.
2687 * c-typeck.c: Likewise.
2688 * gimplify.c: Likewise.
2689 * coretypes.h: Likewise.
2690 * tree-ssa-phiopt.c: Likewise.
2691 * calls.c: Likewise.
2692 * tree-ssa-coalesce.c: Likewise.
2693 * tree.def: Likewise.
2694 * tree-dfa.c: Likewise.
2695 * except.c: Likewise.
2696 * except.h: Likewise.
2697 * cfgexpand.c: Likewise.
2698 * tree-cfgcleanup.c: Likewise.
2699 * tree-ssa-pre.c: Likewise.
2700 * tree-ssa-live.c: Likewise.
2701 * tree-sra.c: Likewise.
2702 * tree-ssa-live.h: Likewise.
2703 * tree-predcom.c: Likewise.
2704 * lambda.h: Likewise.
2705 * tree-mudflap.c: Likewise.
2706 * ipa-prop.c: Likewise.
2707 * print-tree.c: Likewise.
2708 * tree-ssa-copy.c: Likewise.
2709 * ipa-prop.h: Likewise.
2710 * tree-ssa-forwprop.c: Likewise.
2711 * ggc-page.c: Likewise.
2712 * c-omp.c: Likewise.
2713 * tree-ssa-dce.c: Likewise.
2714 * tree-vect-patterns.c: Likewise.
2715 * tree-ssa-ter.c: Likewise.
2716 * tree-nested.c: Likewise.
2717 * tree-ssa.c: Likewise.
2718 * lambda-code.c: Likewise.
2719 * tree-ssa-loop-prefetch.c: Likewise.
2720 * tree-inline.c: Likewise.
2721 * tree-inline.h: Likewise.
2722 * tree-iterator.c: Likewise.
2723 * tree-optimize.c: Likewise.
2724 * tree-ssa-phiprop.c: Likewise.
2725 * tree-vect-transform.c: Likewise.
2726 * tree-object-size.c: Likewise.
2727 * tree-outof-ssa.c: Likewise.
2728 * cfgloop.c: Likewise.
2729 * system.h: Likewise.
2730 * tree-profile.c: Likewise.
2731 * cfgloop.h: Likewise.
2732 * c-gimplify.c: Likewise.
2733 * c-common.c: Likewise.
2734 * tree-vect-generic.c: Likewise.
2735 * tree-flow.h: Likewise.
2736 * c-common.h: Likewise.
2737 * basic-block.h: Likewise.
2738 * tree-ssa-structalias.c: Likewise.
2739 * tree-switch-conversion.c: Likewise.
2740 * tree-ssa-structalias.h: Likewise.
2741 * tree-cfg.c: Likewise.
2742 * passes.c: Likewise.
2743 * ipa-struct-reorg.c: Likewise.
2744 * ipa-struct-reorg.h: Likewise.
2745 * tree-ssa-reassoc.c: Likewise.
2746 * cfgrtl.c: Likewise.
2747 * varpool.c: Likewise.
2749 * tree-ssanames.c: Likewise.
2750 * tree-ssa-threadedge.c: Likewise.
2751 * langhooks-def.h: Likewise.
2752 * tree-ssa-operands.c: Likewise.
2753 * config/alpha/alpha.c: Likewise.
2754 * config/frv/frv.c: Likewise.
2755 * config/s390/s390.c: Likewise.
2756 * config/m32c/m32c.c: Likewise.
2757 * config/m32c/m32c-protos.h: Likewise.
2758 * config/spu/spu.c: Likewise.
2759 * config/sparc/sparc.c: Likewise.
2760 * config/i386/i386.c: Likewise.
2761 * config/sh/sh.c: Likewise.
2762 * config/xtensa/xtensa.c: Likewise.
2763 * config/stormy16/stormy16.c: Likewise.
2764 * config/ia64/ia64.c: Likewise.
2765 * config/rs6000/rs6000.c: Likewise.
2766 * config/pa/pa.c: Likewise.
2767 * config/mips/mips.c: Likewise.
2769 2008-07-28 Simon Baldwin <simonb@google.com>
2771 * c-pragma.c (handle_pragma_message): New function.
2772 (init_pragma): Register handle_pragma_message.
2773 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2776 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2778 PR tree-optimization/35252
2779 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2780 REALPART_EXPR to be considered as same load operation.
2782 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2784 PR tree-optimization/36830
2785 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2786 (expressions_equal_p): Return false if only one operand is null.
2788 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2790 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2791 version requirements.
2793 2008-07-26 Olivier Hainque <hainque@adacore.com>
2795 * collect2.c (symkind): New enum. Symbol kinds we care about.
2796 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2797 code and head comment accordingly.
2798 (scan_prog_file): Use symkind names instead of bare integers.
2800 2008-07-25 Jan Hubicka <jh@suse.cz>
2802 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2804 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2805 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2806 * dojump.c (clear_pending_stack_adjust): Likewise.
2807 * print-tree.c (print_node): Ignore DECL_INLINE.
2808 * tree-inline.c (inlinable_function_p): Likewise.
2810 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2812 * doc/extend.texi (hot attribute): Document that the hot attribute
2813 turns on -O3 for some ports.
2814 (cold attribute): Document that the cold attribute turns on -Os
2817 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2818 reflect function specific option support.
2820 * target.h (struct target_option_hooks): Add fields to say whether
2821 the cold attribute implies -Os and the hot attribute implies -O3.
2823 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2824 By default, do not turn on -Os for cold functions.
2825 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2826 not turn on -O3 for hot functions.
2828 * c-common.c (handle_hot_attribute): Use target hook to determine
2829 if hot functions should enable -O3.
2830 (handle_cold_attribute): Use target hook to determine if cold
2831 functions should enable -Os.
2833 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2834 (override_options): Move disable scheduling to
2835 optimization_options.
2836 (optimization_options): Disable scheduling here, not
2838 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2839 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2841 * config/ia64/ia64.c (ia64_override_options): Move setting
2842 scheduling flags to ia64_optimization_options.
2843 (ia64_optimization_options): Disable scheduling options here, and
2844 not in ia64_override_options.
2845 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2846 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2848 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2851 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2853 2008-07-25 Martin Jambor <mjambor@suse.cz>
2855 PR tree-optimization/36926
2856 * ipa-prop.c (ipa_analyze_call_uses): Call
2857 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2859 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2861 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2862 movv2si_internal): Add mem = reg alternative.
2864 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2867 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2868 DEFAULT_PCC_STRUCT_RETURN to 127.
2870 2008-07-24 Jan Hubicka <jh@suse.cz>
2872 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2873 (build_cgraph_edges): Likewise.
2874 * cgraph.c (cgraph_node): Do not update assembler hash.
2875 (cgraph_remove_node): Drop non-unit-at-a-time code.
2876 * tree-pass.h (pass_O0_always_inline): Remove.
2877 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2878 * toplev.c (process_options): Flag unit-at-a-time does not imply
2880 * cgraphunit.c: Update comments.
2881 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2882 (cgraph_assemble_pending_functions): Remove.
2883 (cgraph_reset_node): Drop non-unit-at-a-time code.
2884 (cgraph_finalize_function): Likewise.
2885 (cgraph_analyze_function): Likewise.
2886 (cgraph_finalize_compilation_unit): Likewise.
2887 (cgraph_expand_function): Likewise.
2888 (cgraph_optimize): Likesise.
2889 (save_inline_function_body): Likewise.
2890 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2891 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2892 * ipa-inline.c: Update comments.
2893 (enum inlining_mode): remove INLINE_SPEED.
2894 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2895 (cgraph_mark_inline_edge): Likewise.
2896 (try_inline): Likewise.
2897 (cgraph_decide_inlining_incrementally): Likewise.
2898 (cgraph_gate_inlining): Remove.
2899 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2900 (cgraph_gate_early_inlining): Likewise.
2901 (gate_inline_passes): Remove.
2902 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2903 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2904 pass_O0_always_inline): Remove.
2905 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2906 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2907 * opts.c (no_unit_at_a_time_default): Remove.
2908 (decode_options): Remove flag_unit_at_a_time reset and warning.
2909 * opts.h (no_unit_at_a_time_default): Remove.
2910 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2911 early in GNU dialect.
2912 (merge_decls): Update comment; drop unit-at-a-time check.
2913 (finish_decl): Likewise.
2914 (grok_declaration): Remove flag_inline_trees code.
2915 (finish_functions): Return on function returning non-void on all
2917 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2918 * cfgexpand.c (expand_one_static_var): Remove.
2919 (expand_one_var): Remove expand_one_static_var call.
2920 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2921 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2922 and flag_unit_at_a-time compatibility checks.
2923 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2924 * tree-inline.c (flag_inline_trees): Remove.
2925 (inlinable_function_p): Don't check it.
2926 (expand_call_inline): Remove non-unit-at-a-time code.
2927 * tree-inline.h (flag_inline_trees): Remove.
2928 * tree-optimize.c (execute_early_local_optimizations): Remove
2929 unit-at-a-time checks.
2930 (tree_rest_of_compilation): Likewise.
2931 * combine.c (setup_incoming_promotions): Likewise.
2932 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2933 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2934 * passes.c (pass_inline_parameters): Update comments; remove
2935 O0_alwaysinline pass.
2936 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2937 (execute_one_pass): Likewise.
2938 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2939 (ix86_function_sseregparm): Likewise.
2940 * arm.c (arm_function_in_section_p): Likewise.
2941 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2942 * varpool.c: Update comments.
2943 (decide_is_variable_needed): Remove unit-at-a-time checks.
2944 (varpool_finalize_decl): Likewise.
2946 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2948 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2950 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2952 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2954 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2955 imp symbol extension.
2957 2008-07-23 Ian Lance Taylor <iant@google.com>
2959 * tree-vrp.c (infer_value_range): Ignore asm statements when
2960 looking for memory accesses for -fdelete-null-pointer-checks.
2962 2008-07-24 Ben Elliston <bje@au.ibm.com>
2964 * config/spu/spu-c.c (__vector_keyword): New variable.
2965 (vector_keyword): Likewise.
2966 (spu_categorize_keyword): New function.
2967 (spu_macro_to_expand): Likewise.
2968 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2969 compiling an ISO C dialect.
2971 2008-07-24 Ben Elliston <bje@au.ibm.com>
2973 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2976 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2978 * configure: Regenerate.
2979 * configure.ac: Require texinfo 4.7.
2980 * doc/install.texi: Document texinfo 4.7 requirement.
2982 2008-07-23 Martin Jambor <mjambor@suse.cz>
2984 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2985 rather than for DECL_SAVED_TREE.
2986 * ipa-prop.c: Include diagnostic.h.
2987 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2989 (ipa_detect_param_modifications): Function rewritten from scratch.
2990 (ipa_compute_jump_functions): Changed accesses to modification flags.
2991 (ipa_free_node_params_substructures): Update flags destruction.
2992 (ipa_node_duplication_hook): Update flags duplication.
2993 (ipa_print_all_params_modified): Updated flag access.
2994 * ipa-prop.h (struct ipa_param_flags): New structure.
2995 (struct ipa_node_params): New field modification_analysis_done,
2996 modified_flags changed into param_flags.
2997 (ipa_is_ith_param_modified): Changed to use new flags.
2998 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
3000 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3001 ipa-cp.c and split into two functions.
3002 (ipa_print_node_jump_functions): New function.
3003 (compute_scalar_jump_functions): New function.
3004 (type_like_member_ptr_p): New function.
3005 (compute_pass_through_member_ptrs): New function.
3006 (fill_member_ptr_cst_jump_function): New function.
3007 (determine_cst_member_ptr): New function.
3008 (compute_cst_member_ptr_arguments): New function.
3009 (ipa_compute_jump_functions): Complete rewrite.
3010 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3011 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3012 (struct ipa_member_ptr_cst): New structure.
3013 (union jump_func_value): New field member_cst.
3014 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3015 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3016 jump function types.
3017 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3018 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3019 instead of ipcp_print_all_jump_functions.
3020 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3021 only for replacable scalars.
3023 * doc/invoke.texi (Optimize options): Add description of
3024 -findirect-inlining.
3025 * common.opt (flag_indirect_inlining): New flag.
3026 * opts.c (decode_options): Set flag_indirect_inlining when
3029 * ipa-inline.c: Include ipa-prop.h.
3030 (inline_indirect_intraprocedural_analysis): New function.
3031 (inline_generate_summary): Allocate parameter and argument info
3032 structures, call inline_indirect_intraprocedural_analysis on each
3033 node when doing indirect inlining and deallocate indirect inlining
3034 data structures in the end.
3035 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3036 (free_all_ipa_structures_after_iinln): New function.
3037 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3039 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3041 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3042 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3043 of computing the frequency separately.
3044 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3045 of computing the frequency separately.
3046 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3047 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3048 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3049 (ipa_get_stmt_member_ptr_load_param): New function.
3050 (ipa_is_ssa_with_stmt_def): New function.
3051 (ipa_note_param_call): New function.
3052 (ipa_analyze_call_uses): New function.
3053 (ipa_analyze_stmt_uses): New function.
3054 (ipa_analyze_params_uses): New function.
3055 (ipa_free_node_params_substructures): Also free the param_calls linked
3057 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3058 (ipa_print_node_param_flags): New function.
3059 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3060 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3061 * ipa-prop.h (struct ipa_param_flags): New field called.
3062 (struct ipa_param_call_note): New structure.
3063 (struct ipa_node_params): New fields param_calls and
3065 (ipa_is_ith_param_called): New function.
3066 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3067 ipa_analyze_params_uses and dump parameter flags.
3069 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3070 ipa_propagate_indirect_call_infos if performing indirect inlining,
3071 pass a new parameter new_edges to it.
3072 (add_new_edges_to_heap): New fucntion.
3073 (cgraph_decide_inlining_of_small_functions): New vector
3074 new_indirect_edges for newly found indirect edges , call
3075 ipa_propagate_indirect_call_infos after inlining.
3076 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3077 inlining if performing indirect inlining. Call
3078 free_all_ipa_structures_after_iinln when doing so too.
3079 (inline_generate_summary): Do not call
3080 free_all_ipa_structures_after_iinln here.
3081 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3082 (print_edge_addition_message): New function.
3083 (update_call_notes_after_inlining): New function.
3084 (propagate_info_to_inlined_callees): New function.
3085 (ipa_propagate_indirect_call_infos): New function.
3086 * ipa-prop.h: Include cgraph.h
3087 (struct ipa_param_call_note): Fields reordered, new field processed.
3088 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3090 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3091 rediscovered call statements.
3092 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3093 (dump_cgraph_node): Dump also the indirect_call flag.
3094 (cgraph_clone_edge): Copy also the indirect_call flag.
3095 * tree-inline.c (copy_bb): Do not check for fndecls from call
3096 expressions, check for edge availability when moving clones.
3097 (get_indirect_callee_fndecl): New function.
3098 (expand_call_inline): If callee declaration is not apprent from
3099 the statement, try calling get_indirect_callee_fndecl. Do not
3100 issue warnings or call sorry when not inlinings an indirect edge.
3101 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3103 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3104 bit more frandly to matching.
3105 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3106 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3107 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3109 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3112 * opth-gen.awk: Suppress function specific features when building
3114 * optc-gen.awk: Ditto.
3116 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3119 * diagnostic.c (pedwarn): Add opt parameter.
3121 * c-tree.h (pedwarn_init): Add opt parameter.
3122 (pedwarn_c90): Likewise.
3123 (pedwarn_c99): Likewise.
3124 * c-errors.c (pedwarn_c99): Likewise.
3125 (pedwarn_c90): Likewise.
3126 * toplev.h (pedwarn): Update declaration.
3127 (pedwarn0): Declare.
3128 * c-lex.c: All calls to pedwarn changed.
3129 * builtins.c: All calls to pedwarn changed.
3130 * toplev.c: All calls to pedwarn changed.
3131 * c-decl.c: All calls to pedwarn changed.
3132 * c-typeck.c: All calls to pedwarn changed.
3133 * c-common.c: All calls to pedwarn changed.
3134 * c-parser.c: All calls to pedwarn changed.
3136 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3137 Karthik Kumar <karthikkumar@gmail.com>
3139 * attribs.c (file scope): Include c-common.h.
3140 (decl_attributes): Add support for #pragma GCC optimize and
3143 * targhooks.c (default_can_inline_p): New function that is the
3144 default for the TARGET_CAN_INLINE_P target hook.
3146 * targhooks.h (default_can_inline_p): Add declaration.
3148 * tree.c (cl_optimization_node): New static tree for building
3149 OPTIMIZATION_NODE tree.
3150 (cl_target_option_node): New static tree for building
3151 TARGET_OPTION_NODE tree.
3152 (cl_option_hash_table): New hash table for hashing
3153 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3154 (cl_option_hash_hash): New function to provide the hash value for
3155 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3156 (cl_option_hash_eq): New function to provide an equality test for
3157 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3158 (tree_code_size): Add support for OPTIMIZATION_NODE and
3159 TARGET_OPTION_NODE trees.
3160 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3161 TARGET_OPTION_NODE trees.
3162 (build_optimization_node): Build a tree that has all of the
3163 current optimization options.
3164 (build_target_option_node): Build a tree that has the target
3165 options that might be changed on a per function basis.
3167 * tree.h (file scope): Include options.h.
3168 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3169 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3170 (TREE_OPTIMIZATION): Ditto.
3171 (TREE_TARGET_SPECIFIC): Ditto.
3172 (struct tree_function_decl): Add fields for remembering the
3173 current optimization options and target specific options.
3174 (struct tree_optimization_option): New tree variant that remembers
3175 the optimization options.
3176 (struct tree_target_option): New tree variant that remembers the
3177 target specific flags that might change for compiling a particular
3179 (union tree_node): Include tree_optimization_option and
3180 tree_target_option fields.
3181 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3182 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3183 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3184 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3185 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3186 optimization and target options.
3187 (optimization_default_node): New macro to refer to global_trees
3189 (optimization_current_node): Ditto.
3190 (optimization_cold_node): Ditto.
3191 (optimization_hot_node): Ditto.
3192 (target_option_default_node): Ditto.
3193 (target_option_current_node): Ditto.
3194 (current_option_pragma): Ditto.
3195 (current_optimize_pragma): Ditto.
3197 * target.h (struct gcc_target): Add valid_option_attribute_p,
3198 target_option_save, target_option_restore, target_option_print,
3199 target_option_pragma_parse, and can_inline_p hooks.
3201 * toplev.h (parse_optimize_options): Add declaration.
3202 (fast_math_flags_struct_set_p): Ditto.
3204 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3205 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3208 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3209 tree_can_inline_p hook to see if one function can inline another.
3210 (cgraph_decide_inlining): Ditto.
3211 (cgraph_decide_inlining_incrementally): Ditto.
3213 * opts.c (decode_options): Add support for running multiple times
3214 to allow functions with different target or optimization options
3215 than was specified on the command line.
3216 (fast_math_flags_struct_set_p): New function that is similar to
3217 fast_math_flags_set_p, except it uses the values in the
3218 cl_optimization structure instead of global variables.
3220 * optc-gen.awk: Add support for TargetSave to allow a back end to
3221 declare new fields that need to be saved when using function
3222 specific options. Include flags.h and target.h in the options.c
3223 source. Add support for Save to indicate which options can be set
3224 for individual functions. Generate cl_optimize_save,
3225 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3226 cl_target_option_restore, cl_target_option_print functions to
3227 allow functions to use different optimization or target options.
3229 * opt-functions.awk (var_type_struct): Return the type used for
3230 storing the field in a structure.
3232 * opth-gen.awk: Add support for TargetSave to allow a back end to
3233 declare new fields that need to be saved when using function
3234 specific options. Add support for Save to indicate which options
3235 can be set for individual functions. Only generate one extern for
3236 Mask fields. Generate cl_optimization and cl_target_option
3237 structures to remember optimization and target options.
3239 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3240 collecting new tree nodes.
3241 (TS_TARGET_OPTION): Ditto.
3243 * c-decl.c (merge_decls): Merge function specific target and
3244 optimization options.
3246 * function.c (invoke_set_current_function_hook): If the function
3247 uses different optimization options, change the global variables
3250 * coretypes.h (struct cl_optimization): Add forward reference.
3251 (struct cl_target_option): Ditto.
3253 * c-pragma.c (option_stack): New static vector to remember the
3254 current #pragma GCC option stack.
3255 (handle_pragma_option): New function to support #pragma GCC option
3256 to change target options.
3257 (optimize_stack): New static vector to remember the current
3258 #pragma GCC optimize stack.
3259 (handle_pragma_optimize): New function to support #pragma GCC
3260 optimize to change optimization options.
3261 (init_pragma): Add support for #pragma GCC optimize and #pragma
3264 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3265 optimization options.
3266 (TARGET_OPTION_NODE): New tree code for remembering certain target
3269 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3270 TARGET_OPTION_NODE trees.
3272 * common.opt (-O): Add Optimization flag.
3274 (-fmath-errno): Ditto.
3275 (-falign-functions): Add UInteger flag to make sure flag gets full
3276 int in cl_optimization structure.
3277 (-falign-jumps): Ditto.
3278 (-falign-labels): Ditto.
3279 (-falign-loops): Ditto.
3280 (-fsched-stalled-insns): Ditto.
3281 (-fsched-stalled-insns-dep): Ditto.
3283 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3285 (TARGET_OPTION_SAVE): Ditto.
3286 (TARGET_OPTION_RESTORE): Ditto.
3287 (TARGET_OPTION_PRINT): Ditto.
3288 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3289 (TARGET_CAN_INLINE_P): Ditto.
3290 (TARGET_INITIALIZER): Add new hooks.
3292 * tree-inline.c (tree_can_inline_p): New function to determine
3293 whether one function can inline another. Check if the functions
3294 use compatible optimization options, and also call the backend
3297 * tree-inline.h (tree_can_inline_p): Add declaration.
3299 * c-common.c (c_common_attribute): Add support for option and
3300 optimize attributes.
3301 (handle_option_attribute): Add support for the option attribute to
3302 allow the user to specify different target options for compiling a
3304 (handle_optimize_attribute): Add support for the optimize
3305 attribute to allow the user to specify different optimization
3306 options for compiling a specific function.
3307 (handle_hot_attribute): Turn on -O3 optimization for this one
3308 function if it isn't the default optimization level.
3309 (handle_cold_attribute): Turn on -Os optimization for this one
3310 function if it insn't the default optimization.
3311 (const_char_p): New const char * typedef.
3312 (optimize_args): New static vector to remember the optimization
3314 (parse_optimize_options): New function to set up the optimization
3315 arguments from either the optimize attribute or #pragma GCC optimize.
3317 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3318 (builtin_define_std): Ditto.
3320 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3321 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3322 (x86_64-*-*): Ditto.
3324 * Makefile.in (TREE_H): Add options.h.
3325 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3327 * doc/extend.texi (option attribute): Document new attribute.
3328 (optimize attribute): Ditto.
3329 (hot attribute): Document hot attribute sets -O3.
3330 (cold attribute): Document cold attribute sets -Os.
3331 (#pragma GCC option): Document new pragma.
3332 (#pragma GCC optimize): Ditto.
3334 * doc/options.texi (TargetSave): Document TargetSave syntax.
3335 (UInteger): Document UInteger must be used for certain flags.
3336 (Save): Document Save option to create target specific options
3337 that can be saved/restored on a function specific context.
3339 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3340 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3342 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3343 (TARGET_OPTION_SAVE): Ditto.
3344 (TARGET_OPTION_RESTORE): Ditto.
3345 (TARGET_OPTION_PRINT): Ditto.
3346 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3347 (TARGET_CAN_INLINE_P): Ditto.
3349 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3351 (-mfpmath=both): Ditto.
3353 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3354 Karthik Kumar <karthikkumar@gmail.com>
3356 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3357 (TARGET_POPCNT): Ditto.
3358 (TARGET_SAHF): Ditto.
3359 (TARGET_AES): Ditto.
3360 (TARGET_PCLMUL): Ditto.
3361 (TARGET_CMPXCHG16B): Ditto.
3362 (TARGET_RECIP): Move switch into target_flags.
3363 (TARGET_FUSED_MADD): Ditto.
3364 (ix86_arch_features): Make an unsigned char type.
3365 (ix86_tune_features): Ditto.
3366 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3367 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3368 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3370 * config/i386/i386.opt (arch): New TargetSave field to define
3371 fields that need to be saved for function specific option support.
3374 (branch_cost): Ditto.
3375 (ix86_isa_flags_explicit): Ditto.
3376 (tune_defaulted): Ditto.
3377 (arch_specified): Ditto.
3378 (-m128-long-double): Add Save flag to save option for target
3379 specific option support.
3381 (-maccumulate-outgoing-args): Ditto.
3382 (-malign-double): Ditto.
3383 (-malign-stringops): Ditto.
3384 (-mfancy-math-387): Ditto.
3385 (-mhard-float): Ditto.
3387 (-minline-all-stringops): Ditto.
3388 (-minline-stringops-dynamically): Ditto.
3389 (-mms-bitfields): Ditto.
3390 (-mno-align-stringops): Ditto.
3391 (-mno-fancy-math-387): Ditto.
3392 (-mno-push-args): Ditto.
3393 (-mno-red-zone): Ditto.
3394 (-mpush-args): Ditto.
3395 (-mred-zone): Ditto.
3397 (-msseregparm): Ditto.
3398 (-mstack-arg-probe): Ditto.
3413 (-mrecip): Move flag into target_flags.
3415 (-mno-fused-madd): Ditto.
3416 (-mfused-madd): Ditto.
3417 (-mabm): Move flag into ix86_isa_flags.
3424 * config/i386/i386-c.c: New file for #pragma support.
3425 (ix86_target_macros_internal): New function to #define or #undef
3426 target macros based when the user uses the #pragma GCC option to
3427 change target options.
3428 (ix86_pragma_option_parse): New function to add #pragma GCC option
3430 (ix86_target_macros): Move defining the target macros here from
3431 TARGET_CPU_CPP_BUILTINS in i386.h.
3432 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3433 defined, initialize any subtarget #pragmas.
3435 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3436 REGISTER_TARGET_PRAGMAS.
3438 * config/i386/t-i386: New file for x86 dependencies.
3439 (i386.o): Make dependencies mirror the include files used.
3440 (i386-c.o): New file, add dependencies.
3442 * config/i386/i386-protos.h (override_options): Add bool argument.
3443 (ix86_valid_option_attribute_tree): Add declaration.
3444 (ix86_target_macros): Ditto.
3445 (ix86_register_macros): Ditto.
3447 * config/i386/i386.c (ix86_tune_features): Move initialization of
3448 the target masks to initial_ix86_tune_features to allow functions
3449 to have different target options. Make type unsigned char,
3450 instead of unsigned int.
3451 (initial_ix86_tune_features): New static vector to hold processor
3452 masks for the tune variables.
3453 (ix86_arch_features): Move initialization of the target masks to
3454 initial_ix86_arch_features to allow functions to have different
3455 target options. Make type unsigned char, instead of unsigned int.
3456 (initial_ix86_arch_features): New static vector to hold processor
3457 masks for the arch variables.
3458 (enum ix86_function_specific_strings): New enum to describe the
3459 string options used for attribute((option(...))).
3460 (ix86_target_string): New function to return a string that
3461 describes the target options.
3462 (ix86_debug_options): New function to print the current options in
3464 (ix86_function_specific_save): New function hook to save the
3465 function specific global variables in the cl_target_option structure.
3466 (ix86_function_specific_restore): New function hook to restore the
3467 function specific variables from the cl_target_option structure to
3468 the global variables.
3469 (ix86_function_specific_print): New function hook to print the
3470 target specific options in the cl_target_option structure.
3471 (ix86_valid_option_attribute_p): New function hook to validate
3472 attribute((option(...))) arguments.
3473 (ix86_valid_option_attribute_tree): New function that is common
3474 code between attribute((option(...))) and #pragma GCC option
3475 support that parses the options and returns a tree holding the options.
3476 (ix86_valid_option_attribute_inner_p): New helper function for
3477 ix86_valid_option_attribute_tree.
3478 (ix86_can_inline_p): New function hook to decide if one function
3479 can inline another on a target specific basis.
3480 (ix86_set_current_function); New function hook to switch target
3481 options if the user used attribute((option(...))) or #pragma GCC
3483 (ix86_tune_defaulted): Move to static file scope from
3485 (ix86_arch_specified): Ditto.
3486 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3488 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3489 (OPTION_MASK_ISA_ABM_SET): Ditto.
3490 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3491 (OPTION_MASK_ISA_CX16_SET): Ditto.
3492 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3493 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3494 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3495 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3496 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3497 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3498 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3499 (struct ptt): Move to static file scope from override_options.
3500 (processor_target_table): Ditto.
3502 (ix86_handle_option): Add support for options that are now isa options.
3503 (override_options): Add support for declaring functions that
3504 support different target options than were specified on the
3505 command line. Move struct ptt, processor_target_table, cpu_names,
3506 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3507 Add bool argument. Fix up error messages so the appropriate error
3508 is given for either command line or attribute.
3509 (ix86_previous_fndecl): New static to remember previous function
3510 declaration to see if we need to change target options.
3511 (ix86_builtins_isa): New array to record the ISA of each builtin
3513 (def_builtin): Always create the builtin function, even if the
3514 current ISA doesn't support it.
3515 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3516 tests for those builtins.
3517 (ix86_init_builtins): Remove TARGET_MMX test for calling
3518 ix86_init_mmx_sse_builtins.
3519 (ix86_expand_builtin): If the current ISA doesn't support a given
3520 builtin, signal an error.
3521 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3522 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3523 (TARGET_OPTION_SAVE): Ditto.
3524 (TARGET_OPTION_RESTORE): Ditto.
3525 (TARGET_OPTION_PRINT): Ditto.
3526 (TARGET_CAN_INLINE_P): Ditto.
3528 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3530 * c-typeck.c (build_external_ref): Don't call assemble_external.
3531 * final.c (output_operand): Call assemble_external.
3533 2008-07-21 DJ Delorie <dj@redhat.com>
3535 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3536 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3538 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3540 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3541 original insn and splitter contents into ...
3542 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3543 flag_unsafe_math_optimizations. Add dummy scratch register.
3544 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3545 !flag_unsafe_math_optimizations. Returns number with next
3546 highest magnitude if this is still less or equal to the true
3547 quotient in magnitude.
3549 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3551 * Makefile.in: Replace toplev.h with TOPLEV_H.
3552 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3553 * c-lex.c (fe_file_change): Don't set in_system_header.
3554 * c-parser.c (c_token): Remove in_system_header.
3555 (c_lex_one_token): Don't set in_system_header.
3556 (c_parser_set_source_position_from_token): Don't set in_system_header.
3557 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3560 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3561 * flags.h (in_system_header): Remove.
3562 * function.c (saved_in_system_header): Remove.
3563 (push_cfun): Don't set in_system_header.
3564 (pop_cfun): Don't set in_system_header.
3565 (push_struct_function): Don't set in_system_header.
3566 * input.h (expanded_location): Add sysp.
3567 (in_system_header_at): New.
3568 (in_system_header): New.
3569 * toplev.c (in_system_header): Remove.
3570 * toplev.h: Include input.h
3572 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3573 * tree-ssa.c (warn_uninit): Call warning_at.
3574 (warn_uninitialized_var): Update calls to warn_uninit.
3575 (warn_uninitialized_phi): Update calls to warn_uninit.
3576 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3577 (expand_location): Initialize xloc.sysp.
3578 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3579 (tree_decl_with_vis): Remove in_system_header_flag.
3581 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3584 * recog.c (asm_operand_ok): Change the order of the extra
3585 memory constraint checks.
3587 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3590 * tree-switch-conversion.c (build_one_array): Call
3591 varpool_mark_needed_node and varpool_finalize_decl
3592 instead of assemble_variable.
3594 2008-07-19 Jan Hubicka <jh@suse.cz>
3596 * cgraph.c (cgraph_add_new_function): Do early local passes.
3597 * tree-nrv.c (gate_pass_return_slot): New gate.
3598 (pass_nrv): Add the gate.
3599 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3601 (coalesce_ssa_name): Coalesce SSA names.
3602 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3603 not optimizing so unused user vars remains visible.
3604 * common.opt (flag_tree_ter): Always enable by default.
3605 * tree-ssa-ter.c: Include flags.h
3606 (is_replaceable_p): Check that locations match; when aliasing is missing
3607 be conservative about loads.
3608 * tree-optimize.c (gate_init_datastructures): Remove.
3609 (pass_init_datastructures): New.
3610 * passes.c: Reorder passes so we always go into SSA.
3612 2008-07-19 Jan Hubicka <jh@suse.cz>
3614 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3615 * doc/invoke.texi (--combine): Likewise.
3616 (-finline-functions-called-once): Update levels when enabled.
3617 (-funit-at-a-time): Document new behaviour.
3618 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3619 -fno-section-anchors when disabled explicitly.
3620 (inline params): They are not ignored now.
3621 (precompiled headers): Remove unit-at-a-time as being incompatible.
3622 * opts.c (decode_options): Handle unit-at-a-time as alias;
3623 imply -fno-section-anchors when toplevel reorder is disabled
3625 * common.opt (ftoplevel-reorder): Set default value to 2.
3626 (funit-at-a-time): Set default value to 1.
3627 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3630 2008-07-19 Jan Hubicka <jh@suse.cz>
3632 * builtins.c (expand_builtin_int_roundingfn,
3633 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3636 2008-07-19 Richard Guenther <rguenther@suse.de>
3639 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3640 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3641 * tree-ssa-pre.c (get_expr_value_id): For newly created
3642 constant value-ids make sure to add the expression to its
3645 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3648 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3649 return value of the builtin is ignored.
3651 2008-07-19 Olivier Hainque <hainque@adacore.com>
3653 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3654 bits, a C conformant malloc implementation has to provide.
3655 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3657 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3661 * reload.c (find_reloads_subreg_address): Only reload address if
3662 reloaded == 0, not for reloaded != 1.
3665 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3666 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3667 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3668 m32c_legitimize_reload_address.
3670 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3671 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3672 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3674 2008-07-19 Olivier Hainque <hainque@adacore.com>
3676 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3677 argument, saying whether nested array are to be collapsed
3678 into a single array type DIE with multiple subscripts.
3679 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3680 issues, centralize the nested array types collapsing control and
3681 disable the transformation for Ada.
3683 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3686 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3688 (x86_64_shift_adj_2): New expander.
3689 (x86_64_shift_adj_3): Ditto.
3690 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3691 to split TImode operands.
3692 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3693 (ix86_split_lshr): Ditto.
3695 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3697 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3698 and __CHAR32_TYPE__.
3699 * c-typeck.c (digest_init): Support char16_t and char32_t.
3700 (set_nonincremental_init_from_string): Idem.
3702 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3705 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3706 PREFERRED_STACK_BOUNDARY.
3707 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3709 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3712 * function.c (locate_and_pad_parm): Cap boundary earlier.
3714 2008-07-17 Julian Brown <julian@codesourcery.com>
3716 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3717 no-op for targets which don't use DLLs.
3719 2008-07-17 Martin Jambor <mjambor@suse.cz>
3721 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3722 that nodes are relevant by examining the node->analyzed flag.
3723 (ipcp_init_stage): Check which nodes are relevant, assert that the
3724 relevant ones are also required.
3725 (ipcp_propagate_stage): Check on the side arrays are properly
3727 (ipcp_print_all_jump_functions): Make sure not to touch any node
3728 that is not analyzed or an edge that does not have a corresponding
3729 entry in the on-the-side vectors.
3730 (ipcp_function_scale_print): Likewise.
3731 (ipcp_update_callgraph): Check that the node is relevant.
3732 (ipcp_insert_stage): Check that the node is relevant. Check there is
3733 an info for every node and edge.
3734 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3735 (ipa_print_all_tree_maps): Likewise and a new variable info.
3736 (ipa_print_all_params_modified): Likewise.
3737 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3739 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3742 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3744 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3746 PR rtl-optimization/36753
3747 * fwprop.c (use_killed_between): Don't shortcut
3748 single-definition global registers.
3750 2008-07-16 Jan Hubicka <jh@suse.cz>
3752 * cgraph.h (varpool_empty_needed_queue): Declare.
3753 * cgraphunit.c (output_in_order): Mark all variables as needed;
3755 * varpool.c (varpool_assemble_node): Update debug queue.
3756 (varpool_assemble_pending_decls): Don't do it here.
3757 (varpool_empty_needed_queue): New function.
3759 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3761 * recog.c (peephole2_optimize): Fix formatting.
3763 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3765 * c-pch.c (get_ident): Avoid C++ keywords.
3766 * combine-stack-adj.c (single_set_for_csa): Likewise.
3767 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3768 output_asm_insn): Likewise.
3769 * reload.c (push_secondary_reload, find_reusable_reload,
3770 push_reload, combine_reloads, find_reloads,
3771 debug_reload_to_stream): Likewise.
3772 * reload.h (struct reload): Likewise.
3773 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3774 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3775 emit_output_reload_insns): Likewise.
3776 * targhooks.c (default_secondary_reload): Likewise.
3777 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3779 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3781 * recog.c (validate_change_1, validate_change,
3782 validate_unshare_change, validate_replace_rtx_1, struct
3783 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3785 * reload.c (push_secondary_reload, secondary_reload_class,
3786 scratch_reload_class, find_valid_class, find_reusable_reload,
3787 push_reload, find_dummy_reload, find_reloads_address_1,
3788 find_reloads_address_part, find_equiv_reg): Likewise.
3789 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3790 choose_reload_regs): Likewise.
3791 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3793 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3794 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3795 * sched-rgn.c (concat_INSN_LIST): Likewise.
3796 * stor-layout.c (mode_for_size, mode_for_size_tree,
3797 smallest_mode_for_size): Likewise.
3799 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3801 * cfg.c (dump_reg_info): Avoid C++ keywords.
3802 * dwarf2asm.c (dw2_force_const_mem,
3803 dw2_asm_output_encoded_addr_rtx): Likewise.
3804 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3805 * expmed.c (expand_shift): Likewise.
3806 * global.c (find_reg): Likewise.
3807 * graph.c (draw_edge): Likewise.
3808 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3809 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3810 widen_clz, widen_bswap, expand_parity, expand_unop,
3811 emit_cmp_and_jump_insn_1): Likewise.
3812 * postreload.c (reload_cse_simplify_operands): Likewise.
3813 * ra.h (add_neighbor): Likewise.
3814 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3815 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3816 record_reg_classes, copy_cost, record_address_regs,
3817 invalid_mode_change_p): Likewise.
3818 * regrename.c (regrename_optimize, scan_rtx_reg,
3819 dump_def_use_chain, find_oldest_value_reg,
3820 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3822 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3824 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3825 MASK_POWERPC64 for power4 in previous commit.
3827 2008-07-16 Olivier Hainque <hainque@adacore.com>
3829 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3830 instead of bare conversion to cast const-ness away.
3832 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3834 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3835 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3836 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3837 (TARGET_FUNCTION_VALUE): Define.
3839 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3841 * config/rs6000/rs6000.c (processor_target_table): Add
3842 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3844 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3847 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3848 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3849 m32c_legitimize_reload_address.
3851 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3853 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3854 DECL_IN_SYSTEM_HEADER in sync.
3856 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3858 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3859 * tree-ssa-pre.c (pre_expr_eq): Ditto
3860 (get_constant_for_value_id): Take a type as an argument.
3861 (fully_constant_expression): Pass in type.
3862 (find_or_generate_expression): Short circuit constant case.
3863 (create_expression_by_pieces): Remove special casing of
3865 (do_regular_insertion): Short circuit constant case.
3866 (do_partial_partial_insertion): Ditto.
3868 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3871 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3873 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3875 * config/xtensa/libgcc-xtensa.ver: New file.
3876 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3878 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3880 * df-problems.c (df_set_note): Avoid C++ keywords.
3881 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3882 * dse.c (record_store, remove_useless_values): Likewise.
3883 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3884 gen_reg_rtx_offset, operand_subword, change_address_1,
3885 change_address, adjust_address_1, offset_address,
3886 widen_memory_access, emit_copy_of_insn_after): Likewise.
3887 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3888 * fwprop.c (should_replace_address, propagate_rtx_1,
3889 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3891 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3892 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3893 * lcm.c (compute_insert_delete, pre_edge_lcm,
3894 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3895 * lower-subreg.c (resolve_reg_notes): Likewise.
3896 * mode-switching.c (optimize_mode_switching): Likewise.
3898 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3900 * bt-load.c (add_btr_def, migrate_btr_def,
3901 branch_target_load_optimize): Avoid C++ keywords.
3902 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3904 * combine.c (subst, simplify_set, make_extraction,
3905 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3906 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3907 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3909 2008-07-15 Richard Guenther <rguenther@suse.de>
3912 * c-common.c (strict_aliasing_warning): Do not warn for
3913 TYPE_REF_CAN_ALIAS_ALL pointers.
3914 (c_common_get_alias_set): may_alias types are not special.
3915 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3916 attribute and set can_ref_all accordingly.
3917 (build_reference_type_for_mode): Likewise.
3918 * doc/extend.texi (may_alias): Clarify.
3920 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3923 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3924 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3926 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3929 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3930 gcc_assert, instead call output_operand_lossage.
3932 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3934 * builtins.c (std_canonical_va_list): Treat structure based
3937 2008-07-15 Ben Elliston <bje@au.ibm.com>
3939 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3941 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3943 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3946 2008-07-14 Jan Hubicka <jh@suse.cz>
3948 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3949 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3950 fix predicates and constraints.
3951 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3952 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3954 2008-07-14 Doug Kwan <dougkwan@google.com>
3956 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3957 additional option file arm/eabi.opt.
3958 * config/arm/eabi.h (File): New configuration file for EABI targets.
3959 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3960 SUBSUBTARGET_EXTRA_SPECS.
3961 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3962 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3963 from STARTFILE_SPEC so that it can be referenced in an override.
3964 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3965 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3966 can be referenced in an override.
3967 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3968 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3969 so that it can be referenced in an override.
3970 (LINK_SPEC): Use BPABI_LINK_SPEC.
3971 * config/arm/eabi.opt (File): New.
3973 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3975 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3976 (FIXED_VALUE_H): New variable.
3977 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3978 input.h, fixed-value.h.
3979 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3980 (BASIC_BLOCK_H): Use $(BITMAP_H).
3981 (FUNCTION_H): Add varray.h.
3982 (IPA_REFERENCE_H): Use $(BITMAP_H).
3983 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3984 (DF_H): Use $(BITMAP_H).
3985 (GGC_H): Add statistics.h.
3987 (INSN_ATTR_H): Use it.
3988 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3990 (SYMTAB_H): Add $(OBSTACK_H).
3991 (CPP_INTERNAL_H): New.
3992 (TREE_DUMP_H): Add tree-pass.h.
3993 (TREE_FLOW_H): Use $(BITMAP_H)
3994 (PRETTY_PRINT_H): Use $(INPUT_H).
3995 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3998 (many object files): Fix lots of header dependencies throughout.
4000 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4002 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4004 (s-gtyp-input): Use them to write tmp-gi.list.
4005 (echo_to_gi.list): Remove.
4007 2008-07-14 Richard Guenther <rguenther@suse.de>
4009 * tree-ssa-sccvn.c (pre_info): Remove.
4010 (switch_to_PRE_table): Likewise.
4011 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4012 (set_hashtable_value_ids): Do not create value-ids for the
4014 (run_scc_vn): Remove double test. Remove bogus special-case
4015 in value-number printing.
4016 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4017 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4019 * tree-flow-inline.h (get_value_handle): Remove.
4020 * tree-flow.h (get_value_handle): Remove.
4022 2008-07-14 Martin Jambor <mjambor@suse.cz>
4024 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4025 in which we generate arithmetics is not a subrange.
4027 2008-07-14 Martin Jambor <mjambor@suse.cz>
4029 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4031 2008-07-14 Richard Guenther <rguenther@suse.de>
4033 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4035 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4038 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4039 reload for symbol refs moved to r0 with -fPIC.
4040 (legitimize_pic_address): Use the target register as temporary
4042 (emit_symbolic_move): Adjust comment.
4043 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4046 2008-07-14 Ben Elliston <bje@au.ibm.com>
4048 * c-common.h (C_CPP_HASHNODE): New macro.
4049 * coretypes.h (struct cpp_token): Forward declare.
4050 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4051 the context-sensitive keyword method.
4052 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4053 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4054 expand_bool_pixel): New.
4055 (altivec_categorize_keyword): New function.
4056 (init_vector_keywords): New function.
4057 (rs6000_macro_to_expand): Likewise.
4058 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4059 compiling an ISO C dialect.
4061 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4063 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4064 (create_expression_by_pieces): Fix typo.
4065 (do_regular_insertion): Use debug counter here too.
4067 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4070 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4071 CONST_OK_FOR_LETTER_P. All port-local users changed.
4072 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4073 implement Kp matching power-of-two.
4074 (CONSTRAINT_LEN): Define to match.
4075 * config/cris/cris.md: Replace all use of constraint K with Kc.
4076 ("*btst*): Use Kp for operand 0 of last alternative.
4078 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4081 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4084 2008-07-13 Jan Hubicka <jh@suse.cz>
4086 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4089 2008-07-13 Richard Guenther <rguenther@suse.de>
4092 * langhooks.c (lhd_print_error_function): Deal with recursive
4095 2008-07-12 Jan Hubicka <jh@suse.cz>
4097 * cgraph.c (assembler_name_hash): New static var.
4098 (hash_node_by_assembler_name, eq_assembler_name): New.
4099 (cgraph_node_for_asm): Use hashtable.
4100 (cgraph_remove_node): Maintain hashtable.
4101 (change_decl_assembler_name): Sanity check that names are not changing
4102 after aliasing was processed.
4103 * cgraph.h (varpoon_node): Add next GGC marker.
4104 * tree.c (decl_assembler_name_equal): Constify.
4105 (decl_assembler_name_hash): New.
4106 * tree.h (decl_assembler_name_equal): Constify.
4107 (decl_assembler_name_hash): Update.
4109 2008-07-12 David Daney <ddaney@avtrex.com>
4111 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4114 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4116 * doc/md.texi: Document the MIPS "v" constraint.
4117 * config/mips/mips.h (reg_class): Revert last change.
4118 (REG_CLASS_NAMES): Likewise.
4119 (REG_CLASS_CONTENTS): Likewise.
4120 * config/mips/mips.c (mips_regno_to_class): Likewise.
4121 * config/mips/constraints.md (v): Likewise, but add documentation.
4122 Add a comment to say that this constraint should not be used in
4125 2008-07-11 DJ Delorie <dj@redhat.com>
4127 * config/h8300/h8300.md (length): Fix branch offset limit.
4129 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4131 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4132 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4133 (avr_hard_regno_scratch_ok): New function.
4134 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4135 * config/avr/avr.md (all peepholes that request a scratch register):
4136 Remove avr_peep2_scratch_safe use.
4138 2008-07-11 Tom Tromey <tromey@redhat.com>
4139 Ian Lance Taylor <iant@google.com>
4141 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4142 (struct c_common_resword): Define.
4143 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4144 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4145 (c_common_reswords, num_c_common_reswords): Declare.
4146 * c-common.c (c_common_reswords): New global const array.
4147 (num_c_common_reswords): New const int.
4148 * c-parser.c (struct resword, reswords): Don't define.
4149 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4150 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4151 than reswords. If warning about C++ keywords, give them a special
4153 (c_lex_one_token): Warn about C++ keywords. Call
4154 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4155 (c_parser_external_declaration): Look for RID_xxx rather than
4156 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4157 (c_parser_statement_after_labels): Likewise.
4158 (c_parser_objc_class_instance_variables): Likewise.
4159 (c_parser_objc_class_declaration): Likewise.
4160 (c_parser_objc_try_catch_statement): Likewise.
4161 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4162 (declspecs_add_type): Likewise.
4164 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4166 * ggc-page.c (alloc_page):
4167 Substituting xmalloc, xcalloc with
4168 XNEWVEC and XCNEWVAR macros which add the
4171 2008-07-11 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/36765
4174 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4175 aliases from HEAP vars to SMTs.
4177 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4179 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4180 * configure.ac (loose_warn): Move -Wc++-compat from here...
4181 (strict_warn): ...to here.
4182 * configure: Regenerate.
4184 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4186 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4187 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4188 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4189 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4190 excluding more specific h8300-*-* and sh-*-* targets.
4192 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4194 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4196 (execute_pre): Call loop_optimizer_finalize in early exit.
4198 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4201 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4202 uids in the bitmap, not just VAR_DECL uids.
4204 PR rtl-optimization/36419
4205 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4206 (combine_stack_adjustments_for_block): Call it if needed. Delete
4208 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4209 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4210 prologue sp adjustment.
4212 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4215 * opts.c (print_ignored_options): Report postponed diagnostics for
4216 unknown -Wno-* options as warnings, not errors.
4217 (postpone_unknown_option_error): Renamed to...
4218 (postpone_unknown_option_warning): ... this.
4220 2008-07-09 Doug Kwan <dougkwan@google.com>
4223 2008-07-08 Doug Kwan <dougkwan@google.com>
4225 * config/arm/arm.opt (mandroid): New option.
4226 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4227 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4229 (CC1PLUS_SPEC): Same.
4231 (STARTFILE_SPEC): Same.
4232 (ENDFILE_SPEC): Same.
4233 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4236 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4239 * config/mips/mips.h (reg_class): Remove V1_REG.
4240 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4241 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4243 (mips_get_tp): New function.
4244 (mips_legitimize_tls_address): Use it.
4245 * config/mips/constraints.md (v): Delete.
4246 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4247 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4248 After reload, split into a move and ...
4249 (*tls_get_tp_<mode>_split): ...this new instruction.
4251 2008-07-09 David Daney <ddaney@avtrex.com>
4253 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4255 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4257 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4258 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4260 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4261 htab_delete should be called. Don't free c.
4262 (lookup_tmp_var): Create temp_htab lazily.
4263 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4264 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4266 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4267 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4268 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4269 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4270 * tree-sra.c (generate_element_init): Likewise.
4271 * tree-mudflap.c (execute_mudflap_function_ops,
4272 execute_mudflap_function_decls): Likewise.
4273 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4274 * tree-gimple.h (struct gimplify_ctx): New type.
4275 (push_gimplify_context): Adjust prototype.
4277 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4279 * tree-ssa-pre.c (phi_translate_1): Update placement of
4282 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4284 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4285 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4286 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4287 * targhooks.c (default_hard_regno_scratch_ok): New function.
4288 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4289 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4290 * recog.c: Include "target.h".
4291 (peep2_find_free_register): Add check for global regs. Add target
4293 * Makefile.in (recog.o): Depend on target.h.
4295 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4297 * config/sh/sh.c (sh_canonical_va_list_type): New.
4298 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4300 2008-07-09 Raksit Ashok <raksit@google.com>
4302 * doc/invoke.texi (Option Summary): Mention new option
4303 -Wdisallowed-function-list=...
4304 (Warning Options): Document -Wdisallowed-function-list=...
4305 * common.opt (Wdisallowed-function-list=): New flag.
4306 * flags.h (warn_disallowed_functions): External definition of new
4307 boolean warning flag.
4308 (warn_if_disallowed_function_p): Declare new function.
4309 * opts.c (warning_disallowed_functions): New static variable.
4310 (warn_disallowed_functions): New boolean warning flag.
4311 (warn_if_disallowed_function_p): New function.
4312 (add_comma_separated_to_vector): Rename
4313 add_instrument_functions_exclude_list to this.
4314 (common_handle_option): Handle new option. Rename calls to
4315 add_instrument_functions_exclude_list into calls to
4316 add_comma_separated_to_vector.
4317 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4318 based on flag warn_disallowed_functions.
4320 2008-07-09 Christian Bruel <christian.bruel@st.com>
4322 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4323 instead of get_attr_length.
4325 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4327 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4329 * genemit.c (gen_insn): Likewise.
4330 * gengtype.c (note_def_vec): Likewise.
4331 * gengtype.h (note_def_vec): Likewise.
4332 * genoutput.c (struct data, output_insn_data, process_template,
4333 gen_expand, gen_split, note_constraint): Likewise.
4334 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4335 make_insn_sequence): Likewise.
4336 * gensupport.c (record_insn_name): Likewise.
4338 2008-07-08 Doug Kwan <dougkwan@google.com>
4340 * config/arm/arm.opt (mandroid): New option.
4341 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4342 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4344 (CC1PLUS_SPEC): Same.
4346 (STARTFILE_SPEC): Same.
4347 (ENDFILE_SPEC): Same.
4348 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4351 2008-07-08 Raksit Ashok <raksit@google.com>
4353 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4354 (set_storage_via_setmem): Fix expected_align parameter.
4355 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4356 missing from the list.
4357 * doc/md.texi (movmem): Explicitly state that expected alignment is
4358 to be expressed in bytes.
4359 (setmem): Explicitly state that expected alignment is to be expressed
4362 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4364 * reload.c (find_reloads_subreg_address): Do not require validity
4365 of address in original mode before reloading address.
4367 2008-07-07 Tianwei Sheng <tianweis@google.com>
4369 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4370 bounds array access.
4372 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4374 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4376 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4378 Fix PR tree-optimization/23455
4379 Fix PR tree-optimization/35286
4380 Fix PR tree-optimization/35287
4381 * Makefile.in (OBJS-common): Remove tree-vn.o.
4382 (tree-vn.o): Remove.
4383 * dbgcnt.def: Add treepre_insert debug counter.
4384 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4385 (debug_value_expressions): Ditto.
4386 (print_value_expressions): Ditto.
4387 * tree-pretty-print.c (dump_generic_node): Updated for
4388 VALUE_HANDLE removal.
4389 * tree-ssa-dom.c (record_equality): Ditto.
4390 (cprop_operand): Ditto.
4391 (lookup_avail_expr): Ditto.
4392 * tree-ssa-threadedge.c
4393 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4394 (simplify_control_stmt_condition): Ditto.
4395 * tree.c (tree_code_size): Ditto.
4396 (tree_node_structure): Ditto.
4397 (iterative_hash_expr): Ditto.
4399 * tree.h (VALUE_HANDLE_ID): Ditto.
4400 (VALUE_HANDLE_EXPR_SET): Ditto.
4401 (struct tree_value_handle): Ditto.
4402 (union tree_node): Ditto.
4403 * treestruct.def: Ditto.
4404 * tree-vn.c: Removed.
4405 * tree-ssa-pre.c: Rewritten entirely.
4406 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4407 (constant_value_ids): Ditto.
4408 (vn_nary_op_t): Moved to header.
4410 (vn_reference_op_t): Ditto
4411 (vn_reference_t): Ditto.
4412 (next_value_id): New variable.
4413 (VN_INFO): Add an assert.
4414 (vn_constant_eq): New function.
4415 (vn_constant_hash): Ditto.
4416 (get_or_alloc_constant_value_id): Ditto.
4417 (value_id_constant_p): Ditto.
4418 (vn_reference_compute_hash): De-staticify.
4419 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4420 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4421 (valueize_refs): Update opcode if it changes from ssa name to constant.
4422 (vn_reference_lookup_1): Add new argument.
4423 (vn_reference_lookup): Ditto.
4424 (vn_reference_lookup_pieces): New function.
4425 (vn_reference_insert): Add return type. Modify to deal with value ids.
4426 (vn_reference_insert_pieces): New function.
4427 (vn_nary_op_compute_hash): De-staticify.
4428 (vn_nary_op_eq): Ditto.
4429 (vn_nary_op_lookup_pieces): New function.
4430 (vn_nary_op_lookup): Add new argument.
4431 (vn_nary_op_insert_pieces): New function.
4432 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4433 (vn_phi_insert): Ditto.
4434 (visit_unary_op): Update for callee changes.
4435 (visit_binary_op): Ditto.
4436 (visit_reference_op_load): Ditto.
4437 (visit_reference_op_store): Ditto.
4438 (init_scc_vn): Init next_value_id, constant_to_value_id and
4440 (free_scc_vn): Free them.
4441 (set_hashtable_value_ids): New function.
4442 (run_scc_vn): Use it.
4443 (get_max_value_id): New function.
4444 (get_next_value_id): Ditto.
4445 (expressions_equal_p): Moved from tree-vn.c
4446 (sort_vuses): Ditto.
4447 (sort_vuses_heap): Ditto.
4448 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4450 * tree.c (iterative_hash_hashval_t): Made non-static
4451 * tree.h (iterative_hash_hashval_t): Declare it.
4453 2008-07-08 Martin Jambor <mjambor@suse.cz>
4455 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4456 instead of ipa_create_node_params.
4457 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4458 ipa_check_create_edge_args, free them with
4459 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4461 * ipa-prop.c: Include flags.h and tree-inline.h.
4462 (ipa_node_params_vector): New variable.
4463 (ipa_edge_args_vector): New variable.
4464 (edge_removal_hook_holder): New variable.
4465 (node_removal_hook_holder): New variable.
4466 (edge_duplication_hook_holder): New variable.
4467 (node_duplication_hook_holder): New variable.
4468 (ipa_detect_param_modifications): Check for presence of modified flags.
4469 (ipa_compute_jump_functions): Check for presence of jump functions.
4470 (ipa_free_edge_args_substructures): New function.
4471 (ipa_create_node_params): Removed.
4472 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4473 (ipa_free_node_params_substructures): New function.
4474 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4476 (ipa_edge_removal_hook): New function.
4477 (ipa_node_removal_hook): New function.
4478 (duplicate_array): New function.
4479 (ipa_edge_duplication_hook): New function.
4480 (ipa_node_duplication_hook): New function.
4481 (ipa_register_cgraph_hooks): New function.
4482 (ipa_unregister_cgraph_hooks): New function.
4483 (free_all_ipa_structures_after_ipa_cp): New function.
4485 * ipa-prop.h: Include vec.h.
4486 (ipa_node_params_t): New typedef with vector types for it.
4487 (ipa_edge_args_t): New typedef with vector types for it.
4488 (IPA_NODE_REF): Changed to access an on-the-side vector.
4489 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4490 (ipa_check_create_node_params): New function.
4491 (ipa_check_create_edge_args): New function.
4493 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4496 2008-07-07 Tom Tromey <tromey@redhat.com>
4498 * configure, config.in: Rebuilt.
4499 * configure.ac: Don't check for scandir or alphasort.
4501 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4503 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4504 types immediately after creating them.
4506 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4508 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4510 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4512 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4513 dump_constraint_graph.
4514 (dump_constraint_edge): New function.
4515 (dump_constraint_graph): New function.
4516 (debug_constraint_graph): New function.
4517 (dump_constraint): Removed useless comparison.
4518 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4519 (dump_constraint_graph): Declare.
4520 (debug_constraint_graph): Declare.
4521 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4523 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4525 * config/i386/i386.c (is_va_list_char_pointer): New.
4526 (ix86_va_start): Replace compare with ms_va_list_type_node
4527 by is_va_list_char_pointer.
4528 (ix86_gimplify_va_arg): Likewise.
4530 2008-07-07 Martin Jambor <mjambor@suse.cz>
4532 * cgraph.c (cgraph_edge_max_uid): New variable.
4533 (struct cgraph_edge_hook_list): New type.
4534 (struct cgraph_node_hook_list): New type.
4535 (struct cgraph_2edge_hook_list): New type.
4536 (struct cgraph_2node_hook_list): New type.
4537 (first_cgraph_edge_removal_hook): New variable.
4538 (first_cgraph_node_removal_hook): New variable.
4539 (first_cgraph_edge_duplicated_hook): New variable.
4540 (first_cgraph_node_duplicated_hook): New variable.
4541 (cgraph_add_edge_removal_hook): New function.
4542 (cgraph_remove_edge_removal_hook): New function.
4543 (cgraph_call_edge_removal_hooks): New function.
4544 (cgraph_add_node_removal_hook): New function.
4545 (cgraph_remove_node_removal_hook): New function.
4546 (cgraph_call_node_removal_hooks): New function.
4547 (cgraph_add_edge_duplication_hook): New function.
4548 (cgraph_remove_edge_duplication_hook): New function.
4549 (cgraph_call_edge_duplication_hooks): New function.
4550 (cgraph_add_node_duplication_hook): New function.
4551 (cgraph_remove_node_duplication_hook): New function.
4552 (cgraph_call_node_duplication_hooks): New function.
4553 (cgraph_create_edge): Assign to edge uid.
4554 (cgraph_remove_edge): Call edge removal hooks.
4555 (cgraph_node_remove_callees): Call edge removal hooks.
4556 (cgraph_node_remove_callers): Call edge removal hooks.
4557 (cgraph_remove_node): Call node removal hooks.
4558 (cgraph_clone_edge): Call edge duplication hooks.
4559 (cgraph_clone_node): Call node duplication hooks.
4561 * cgraph.h (cgraph_edge): New field uid.
4562 (cgraph_edge_hook): New type.
4563 (cgraph_node_hook): New type.
4564 (cgraph_2edge_hook): New type.
4565 (cgraph_2node_hook): New type.
4567 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4569 * config.in: Regenerate.
4571 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4573 * gcc.c (print_sysroot): New.
4574 (option_map, display_help, process_command): Handle the
4575 -print-sysroot option.
4576 (main): Print the sysroot if requested.
4577 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4579 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4582 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4584 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4586 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4587 (assign_parm_setup_block_p): Also check mode of entry_parm.
4589 2008-07-07 Richard Guenther <rguenther@suse.de>
4591 * tree-ssa-structalias.h (set_used_smts): Remove.
4592 * tree-ssa-structalias.c (used_smts): Likewise.
4593 (set_used_smts): Likewise.
4594 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4595 call to set_used_smts.
4597 2008-07-07 Richard Guenther <rguenther@suse.de>
4599 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4600 (new_var_info): Set it to false.
4601 (solution_set_add): Correctly handle pointers outside a var and
4603 (type_safe): Treat variables with is_full_var properly.
4604 (do_sd_constraint): Likewise.
4605 (do_ds_constraint): Likewise.
4606 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4607 (get_constraint_for_ptr_offset): New function.
4608 (get_constraint_for_component_ref): For addresses at least include
4609 the last field of the variable. Handle is_full_vars properly.
4610 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4611 (handle_ptr_arith): Remove.
4612 (find_func_aliases): Simplify assignment handling.
4613 (create_function_info_for): For parameter and result varinfos set
4615 (create_variable_info_for): Set is_full_var flag whenever we
4616 just created a single varinfo for a decl.
4617 (init_alias_vars): Initialize use_field_sensitive from
4618 max-fields-for-field-sensitive parameter.
4620 2008-07-07 Richard Guenther <rguenther@suse.de>
4622 PR tree-optimization/36713
4623 * tree-flow-inline.h (is_call_used): New function.
4624 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4625 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4626 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4628 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4630 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4632 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4634 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4636 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4637 Nathan Sidwell <nathan@codesourcery.com>
4639 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4640 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4642 * config/m68k/t-linux: New.
4643 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4646 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4648 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4649 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4652 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4654 * gcc.c (execute): Fix -Wc++-compat warning.
4656 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4659 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4660 constant for little endian.
4662 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4664 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4665 mips_base_mips16 instead of TARGET_MIPS16.
4666 (mips_base_mips16): Declare.
4667 * config/mips/mips.c (mips_base_mips16): Make global.
4668 (was_mips16_p): Remove GTY marker.
4669 (was_mips16_pch_p): New variable.
4670 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4671 (mips_override_options): Force to non-MIPS16 mode initially.
4672 Do not complain about MIPS16 PIC incompatibilities here.
4673 Only allow -mgpopt if -mexplicit-relocs is in force for
4676 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4678 * configure.ac: Check for caddr_t, define to char * if not defined.
4679 * configure: Regenerate.
4680 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4681 (mmap_gt_pch_use_address): Likewise.
4682 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4684 2008-07-06 Richard Guenther <rguenther@suse.de>
4686 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4687 (new_var_info): Deal with it.
4688 (solution_set_add): Likewise.
4689 (bitpos_of_field): Make signed, fix.
4690 (struct fieldoff): Remove type and decl fields. Make size field
4691 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4693 (fieldoff_compare): Deal with it.
4694 (push_fields_onto_fieldstack): Remove has_union argument, glob
4695 adjacent non-pointer fields together.
4696 (create_function_info_for): Do not set has_union.
4697 (create_variable_info_for): Simplify.
4699 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4701 * config.gcc (extra_headers): Add cross-stdarg.h for target
4702 x86_64-*-* and i?86-*-*.
4703 * config/i386/cross-stdarg.h: New.
4704 * builtins.c (std_fn_abi_va_list): New.
4705 (std_canonical_va_list_type): New.
4706 (stabilize_va_list): Replace va_list_type_node use by
4707 mtarget.canonical_va_list_type.
4708 (gimplify_va_arg_expr): Likewise.
4709 (expand_builtin_va_copy): Replace va_list_type_node use by
4710 mtarget.fn_abi_va_list.
4711 * tree-sra.c (is_va_list_type): New helper.
4712 (decl_can_be_decomposed_p): Replace
4713 va_list_type_node use by is_va_list_type.
4714 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4715 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4716 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4717 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4718 (ix86_enum_va_list): New.
4719 * config/i386/i386.c (sysv_va_list_type_node): New.
4720 (ms_va_list_type_node): New.
4721 (ix86_function_type_abi): Remove sorry.
4722 (ix86_build_builtin_va_list_abi): New.
4723 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4725 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4726 (ix86_init_builtins_va_builtins_abi): New.
4727 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4729 (ix86_handle_abi_attribute): New.
4730 (attribute_spec): Add sysv_abi and ms_abi.
4731 (ix86_fn_abi_va_list): New.
4732 (ix86_canonical_va_list_type): New.
4733 (ix86_enum_va_list): New.
4734 (TARGET_FN_ABI_VA_LIST): New.
4735 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4736 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4737 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4738 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4739 (TARGET_ENUM_VA_LIST): New.
4740 * expr.h (std_fn_abi_va_list): New.
4741 (std_canonical_va_list_type): New.
4742 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4743 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4744 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4745 TARGET_CANONICAL_VA_LIST_TYPE.
4746 * target.h (struct gcc_target): Add fn_abi_va_list hook
4747 and canonical_va_list_type hook.
4749 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4751 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4752 integral and pointer types.
4754 2008-07-04 Roger Sayle <roger@eyesopen.com>
4756 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4757 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4759 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4762 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4764 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4766 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4767 build_gimple_modify_stmt.
4768 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4769 gimple operand. Use fold_build* instead of build*.
4771 2008-07-04 Richard Guenther <rguenther@suse.de>
4773 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4774 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4775 properly to compute the reachability set if we do field-sensitive PTA.
4776 * invoke.texi (max-fields-for-field-sensitive): Document default.
4777 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4778 100 for optimize >= 2.
4780 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4782 * ggc-zone.c (lookup_page_table_if_allocated,
4783 set_page_table_entry, zone_find_object_size, alloc_small_page,
4784 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4785 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4786 -Wc++-compat and/or -Wcast-qual warnings.
4788 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4791 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4792 pic_offset_table_rtx to be marked as used here.
4793 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4794 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4795 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4796 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4799 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4801 * alloc-pool.c (hash_descriptor, eq_descriptor,
4802 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4803 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4805 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4806 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4807 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4808 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4811 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4813 * tree-flow.h (loop_only_exit_p): Declare.
4814 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4815 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4816 the number of iterations if it is constant. Otherwise, if this is the
4817 only possible exit of the loop, use the conservative estimate on the
4818 number of iterations of the entire loop if available.
4820 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4822 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4823 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4824 Add synchronization functions.
4825 * config/sync.c: New file.
4826 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4827 (LIBGCC_SYNC_CFLAGS): Likewise.
4829 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4832 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4833 (*pushtf_sse): New insn pattern.
4834 (pushtf splitters): New splitters.
4836 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4839 * predict.c (build_predict_expr): Use void_type_node for the tree
4840 type, instead of NULL_TREE.
4842 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4844 * config/i386/i386.c (contains_aligned_value_p): Return true
4846 (ix86_data_alignment): Align TCmode to 128bits.
4847 (ix86_local_alignment): Likewise.
4849 2008-07-03 Andrew Haley <aph@redhat.com>
4852 * vec.h (VEC_TA): New.
4853 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4854 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4855 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4856 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4857 (C_COMMON_FIXED_TYPES): Remove first arg.
4858 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4859 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4860 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4861 not to use empty macro arguments.
4863 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4865 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4866 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4867 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4868 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4869 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4870 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4871 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4872 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4873 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4874 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4875 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4876 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4877 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4878 config/rs6000/e500crtres64gpr.asm,
4879 config/rs6000/e500crtres64gprctr.asm,
4880 config/rs6000/e500crtrest32gpr.asm,
4881 config/rs6000/e500crtrest64gpr.asm,
4882 config/rs6000/e500crtresx32gpr.asm,
4883 config/rs6000/e500crtresx64gpr.asm,
4884 config/rs6000/e500crtsav32gpr.asm,
4885 config/rs6000/e500crtsav64gpr.asm,
4886 config/rs6000/e500crtsav64gprctr.asm,
4887 config/rs6000/e500crtsavg32gpr.asm,
4888 config/rs6000/e500crtsavg64gpr.asm,
4889 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4890 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4891 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4892 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4893 config/sparc/sol2-cn.asm: Remove .file directives.
4895 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4897 * resource.c (mark_referenced_resources): Look inside
4898 UNSPEC_VOLATILEs and ASM_INPUTs.
4900 2008-07-02 Ian Lance Taylor <iant@google.com>
4902 * rtlanal.c (add_reg_note): New function.
4903 * rtl.h (add_reg_note): Declare.
4904 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4905 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4906 * builtins.c (expand_builtin_longjmp): Likewise.
4907 (expand_builtin_nonlocal_goto): Likewise.
4908 * calls.c (emit_call_1, expand_call): Likewise.
4909 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4910 * cfglayout.c (fixup_reorder_chain): Likewise.
4911 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4912 (commit_one_edge_insertion): Likewise.
4913 * combine.c (move_deaths, distribute_notes): Likewise.
4914 * df-problems.c (df_set_note): Likewise.
4915 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4916 (set_unique_reg_note): Likewise.
4917 (emit_copy_of_insn_after): Likewise.
4918 * expr.c (expand_expr_real): Likewise.
4919 * gcse.c (add_label_notes): Likewise.
4920 * haifa-sched.c (create_check_block_twin): Likewise.
4921 * jump.c (mark_jump_label_1): Likewise.
4922 * loop-doloop.c (add_test, doloop_modify): Likewise.
4923 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4924 * lower-subreg.c (move_eh_region_note): Likewise.
4925 * optabs.c (emit_libcall_block): Likewise.
4926 * predict.c (predict_insn): Likewise.
4927 (combine_predictions_for_insn): Likewise.
4928 * recog.c (peephole2_optimize): Likewise.
4929 * regmove.c (try_auto_increment): Likewise.
4930 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4931 * reload.c (find_reloads): Likewise.
4932 * reload1.c (fixup_eh_region_note): Likewise.
4933 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4934 * reorg.c (delete_prior_computation): Likewise.
4935 (delete_computation, dbr_schedule): Likewise.
4936 * config/pa/pa.c (legitimize_pic_address): Likewise.
4937 * config/sh/sh.c (sh_reorg): Likewise.
4939 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4942 * config/libgcc-glibc.ver: Add %exclude.
4943 * config/m32r/libgcc-glibc.ver: Likwise.
4944 * config/s390/libgcc-glibc.ver: Likwise.
4945 * config/sh/libgcc-glibc.ver: Likwise.
4946 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4948 * config/i386/libgcc-glibc.ver: New.
4950 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4952 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4954 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4955 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4956 i[34567]86-*-linux*, x86_64-*-linux*. Add
4957 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4958 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4959 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4960 i[34567]86-*-linux*, x86_64-*-linux*.
4962 * libgcc-std.ver: Add empty GCC_4.4.0.
4964 * mkmap-symver.awk: Support multiple versions per symbol.
4966 * config/i386/i386.c (ix86_init_builtins): Always define
4967 __builtin_fabsq and __builtin_copysignq with fallbacks.
4968 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4969 and __builtin_copysignq if SSE2 isn't available.
4971 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4972 (LIBGCC2_TF_CEXT): Likwise.
4975 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4977 * config/i386/sfp-machine.h: Moved to libgcc.
4979 * config/i386/sfp-machine.h: New.
4980 * config/i386/t-linux: Likwise.
4982 * config/i386/t-darwin: Remove softfp_wrap_start and
4984 * config/i386/t-darwin64: Likewise.
4986 * config/i386/t-fprules-softfp64: Renamed to ...
4987 * config/i386/t-fprules-softfp: This.
4989 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4990 and softfp_wrap_end.
4992 2008-07-02 Jason Merrill <jason@redhat.com>
4994 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4996 * tree.c (ctor_to_list): New fn.
4997 * tree.h: Declare it.
4998 (CONSTRUCTOR_ELT): New macro.
4999 (CONSTRUCTOR_NELTS): New macro.
5001 2008-07-02 Richard Guenther <rguenther@suse.de>
5003 * tree-ssa-structalias.c (struct variable_info): Reorder
5004 to fill padding on 64bit hosts. Make collapsed_to an int.
5005 (get_varinfo_fc): Deal with that.
5006 (new_var_info): Likewise.
5007 (collapse_rest_of_var): Likewise.
5009 2008-07-02 Joshua Sumali <jsumali@redhat.com>
5011 * doc/install.texi (--enable-java-home): Document.
5012 (--enable-aot-compile-rpm): Likewise.
5013 (--with-arch-directory): Likewise.
5014 (--with-os-directory): Likewise.
5015 (--with-origin-name): Likewise.
5016 (--with-arch-suffix): Likewise.
5017 (--with-jvm-root-dir): Likewise.
5018 (--with-jvm-jar-dir): Likewise.
5019 (--with-python-dir): Likewise.
5021 2008-07-02 Richard Guenther <rguenther@suse.de>
5023 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
5024 from decls explicitly. Merge operand checking from tuples.
5026 2008-07-02 Martin Jambor <mjambor@suse.cz>
5028 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5030 2008-07-02 Martin Jambor <mjambor@suse.cz>
5032 * tree-switch-conversion.c: Included timevar.h
5033 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5035 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5037 2008-07-02 Martin Jambor <mjambor@suse.cz>
5039 * tree-switch-conversion.c: Corrected various comments and
5041 (build_constructors): Fixed minor formatting mistakes.
5043 * invoke.texi (Optimize Options): Corrected the
5044 switch-conversion-max-branch-ratio parameter.
5046 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5048 * final.c (asm_insn_count): Return zero for an empty asm body.
5050 2008-07-02 Richard Guenther <rguenther@suse.de>
5052 * bitmap.h (bitmap_set_bit): Return bool.
5053 (bitmap_clear_bit): Likewise.
5054 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5055 write to the bitmap if it would.
5056 (bitmap_clear_bit): Likewise.
5057 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5058 bitmap_set_bit return value.
5059 (add_pred_graph_edge): Likewise.
5060 (add_graph_edge): Likewise.
5061 (do_sd_constraint): Likewise.
5062 (do_ds_constraint): Likewise.
5064 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5066 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5067 Fix -Wc++-compat and/or -Wcast-qual warnings.
5068 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5069 gen_regparm_prefix): Likewise.
5070 * vmsdbgout.c (write_modbeg, lookup_filename,
5071 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5073 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5075 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5076 defaults.h definition apply.
5078 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5080 * function.c (assign_parm_remove_parallels): New.
5081 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5083 (assign_parm_setup_block): Do not handle them.
5084 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5085 assign_parm_remove_parallels.
5087 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5089 * c-typeck.c (convert_for_assignment): Use
5090 vector_targets_convertible_p.
5091 * c-common.c (vector_targets_convertible_p): New.
5092 * c-common.h (vector_targets_convertible_p): New prototype.
5093 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5094 opaque_p_V2SI_type_node.
5096 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5098 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5101 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5103 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5104 TFmode constants via two element DImode vector for hosts with
5105 HOST_BITS_PER_WIDE_INT < 64.
5106 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5107 also for HOST_BITS_PER_WIDE_INT < 64.
5109 2008-07-01 Richard Guenther <rguenther@suse.de>
5111 PR tree-optimization/36666
5112 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5113 (get_constraint_exp_from_ssa_var): Split into ...
5114 (get_constraint_exp_for_temp): ... this ...
5115 (get_constraint_for_ssa_var): ... and that.
5116 Return constraint expressions for all touched sub-fields
5117 if the results address is not taken.
5118 (process_constraint): Remove assertion that aggregate
5119 assignments do not happen at this place.
5120 (get_constraint_for_component_ref): Add address_p argument.
5121 Return constraint expressions for all touched sub-fields
5122 if the results address is not taken.
5123 (do_deref): Use get_constraint_exp_for_temp.
5124 (get_constraint_for_1): Rename from ...
5125 (get_constraint_for): ... this. Add the old function as wrapper.
5126 (do_structure_copy): Use get_constraint_for_1.
5128 2008-07-01 Martin Jambor <mjambor@suse.cz>
5130 * Makefile.in (tree-switch-conversion.o): Add.
5131 (OBJS-common): Add tree-swtch-conversion.o.
5132 * passes.c (init_optimization_passes): Add pass_convert_switch.
5133 * tree-pass.h: (pass_convert_switch): Add.
5134 * tree-switch-conversion.c: New file.
5135 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5136 * common.opt (ftree-cswtch): New option.
5137 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5138 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5139 * opts.c (decode_options): Set flag_tree_switch_conversion when
5140 optimization level is >= 2.
5141 * doc/invoke.texi (Optimize Options): Added description of
5142 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5144 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5146 * config/darwin-driver.c (darwin_default_min_version): Fix
5147 -Wc++-compat warnings.
5149 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5151 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5154 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5156 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5158 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5160 PR rtl-optimization/34744
5161 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5162 (df_scan_free_internal): Free data structures not
5163 allocated in storage pools.
5164 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5165 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5166 df_scan_free_mws_vec.
5167 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5170 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5172 * config/i386/i386.c (contains_aligned_value_p): Return true
5174 (ix86_function_arg_boundary): Return its natural boundary
5176 (return_in_memory_32): Don't check TDmode.
5177 (ix86_split_to_parts): Support splitting into 4 parts and
5178 support TFmode for 32bit target.
5179 (ix86_split_long_move): Support splitting into 4 parts.
5180 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5182 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5183 (ix86_init_builtins): Here.
5184 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5185 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5186 'q' and 'w', respectively.
5188 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5190 (movtf_internal): Likewise.
5191 (<code>tf2): Likewise.
5192 (*absnegtf2_sse): Likewise.
5193 (copysign<mode>3): Likewise.
5194 (copysign<mode>3_const): Likewise.
5195 (copysign<mode>3_var): Likewise.
5196 (define_split UNSPEC_COPYSIGN): Likewise.
5197 * config/i386/sse.md (*nandtf3): Likewise.
5198 (<code>tf3): Likewise.
5199 (*<code>tf3): Likewise.
5201 2008-06-30 Joey Ye <joey.ye@intel.com>
5202 H.J. Lu <hongjiu.lu@intel.com>
5204 * global.c (compute_regsets): Set frame_pointer_needed here.
5205 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5207 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5209 * doc/install.texi (specific): Expand Windows build notes.
5211 2008-06-30 Ira Rosen <irar@il.ibm.com>
5213 PR tree-optimization/36648
5214 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5215 number of prolog iterations by step. Fix the comment.
5217 2008-06-30 Richard Guenther <rguenther@suse.de>
5220 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5221 handle calls from ECF_MALLOC functions.
5222 (handle_pure_call): ECF_MALLOC functions do not return
5224 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5226 2008-06-29 Andreas Schwab <schwab@suse.de>
5228 * config/m68k/m68k.c (print_operand): Always print a float
5230 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5231 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5234 * config/rs6000/x-linux64: Remove never used file.
5236 2008-06-29 Richard Guenther <rguenther@suse.de>
5238 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5240 (struct alias_info): Move ...
5241 * tree-ssa-alias.c: ... here.
5242 (update_alias_info): Declare.
5243 (compute_may_aliases): Call it.
5244 (update_alias_info): New function.
5245 * tree-ssa-structalias.c (update_alias_info): Move ...
5246 * tree-ssa-alias.c (update_alias_info_1): ... here.
5247 * tree-ssa-structalias.c (process_constraint_1): Remove
5248 unused from_call argument. Rename to ...
5249 (process_constraint): ... this. Delete old wrapper.
5250 (make_constraint_to): Adjust callers.
5251 (handle_const_call): Likewise.
5252 (handle_pure_call): Likewise.
5253 (init_base_vars): Likewise.
5254 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5255 (find_func_aliases): We don't need structure copies for
5257 (make_constraint_from_anything): Remove.
5258 (create_variable_info_for): For globals make constraints
5259 from escaped, not from anything.
5260 (compute_points_to_sets): Do not call update_alias_info.
5261 (ipa_pta_execute): Use make_constraint_from.
5263 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5265 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5266 (bitmap.o-warn, dominance.o-warn): New.
5267 * configure.ac (cxx_compat_warn): Delete.
5268 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5269 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5271 * configure: Regenerate.
5273 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5276 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5278 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5279 * df-scan.c (df_notes_rescan): Likewise.
5280 * ggc-page.c (set_page_table_entry): Likewise.
5281 * intl.c (gcc_gettext_width): Likewise.
5282 * varasm.c (get_unnamed_section, get_noswitch_section,
5283 get_section): Likewise.
5285 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5287 * regrename.c (build_def_use): Don't copy RTX.
5289 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5291 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5292 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5293 punctuation. Use @ref instead of @xref.
5294 (Function Names): Remove stray @display/@end display.
5295 (C++ Attributes): Use @ref instead of @xref.
5296 (Deprecated Features): Fix punctuation around @xref.
5297 (Backwards Compatibility): Likewise.
5298 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5300 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5302 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5303 constants for E500 double.
5305 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5307 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5308 element type of const_vector.
5310 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5312 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5313 Remove FLAGS_REG clobber from expander pattern.
5314 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5315 (anddi3, andsi3, andhi3, andqi3): Ditto.
5316 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5317 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5318 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5319 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5320 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5321 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5322 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5323 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5325 2008-06-28 Richard Guenther <rguenther@suse.de>
5327 * tree-ssa-structalias.c (callused_id, var_callused,
5328 callused_tree): Add.
5329 (handle_pure_call): New function.
5330 (find_func_aliases): Call it.
5331 (find_what_p_points_to): Handle the call-used set.
5332 (clobber_what_escaped): Likewise.
5333 (compute_call_used_vars): New function.
5334 (init_base_vars): Init the call-used variable.
5335 (do_sd_constraint): Do not propagate the solution from CALLUSED
5336 but use CALLUSED as a placeholder.
5337 (solve_graph): Likewise.
5338 * tree-flow-inline.h (gimple_call_used_vars): New function.
5339 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5340 (compute_call_used_vars): Declare.
5341 * tree-ssa-alias.c (set_initial_properties): Call
5342 compute_call_used_vars.
5343 (reset_alias_info): Clear call-used variables.
5344 (add_call_clobber_ops): Assert we are not called for const/pure
5345 functions. Remove handling of them.
5346 (add_call_read_ops): Handle pure functions by adding the
5347 call-used set of variables as VUSEs.
5348 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5349 (delete_tree_ssa): Free it.
5350 * tree-dfa.c (remove_referenced_var): Clear the var from the
5353 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5355 * tree.c (build_varargs_function_type_list): New.
5356 (build_function_type_list_1): New.
5357 (build_function_type_list): Use build_function_type_list_1.
5358 * tree.h (build_varargs_function_type_list): New.
5360 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5363 * config/spu/spu.c (spu_builtin_splats): Do not generate
5364 invalid CONST_VECTOR expressions.
5365 (spu_expand_vector_init): Likewise.
5367 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5369 * optabs.c (libfunc_decls): New variable.
5370 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5371 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5372 for the same function twice.
5374 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5376 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5377 ix86_expand_binary_operator directly.
5378 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5380 (*ashrti3_1): Ditto.
5381 (*lshrti3_1): Ditto.
5382 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5383 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5384 using only one splitter. Conditionaly execute splitter before or
5385 after peephole2 pass.
5386 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5387 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5388 Use only one alternative in asm template.
5389 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5391 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5392 "J" operand constraint for operand 2.
5393 (*ashldi3_cconly_rex64): Ditto.
5394 (*ashrdi3_cmp_rex64): Ditto.
5395 (*ashrdi3_cconly_rex64): Ditto.
5396 (*lshrdi3_cmp_rex64): Ditto.
5397 (*lshrdi3_cconly_rex64): Ditto.
5398 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5399 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5400 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5403 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5405 * gimplify.c (omp_is_private): Don't return true if decl is not
5406 already private on #pragma omp for or #pragma omp parallel for.
5409 * tree-cfg.c (struct move_stmt_d): Replace block field with
5410 orig_block and new_block fields.
5411 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5412 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5413 (move_block_to_fn): Replace vars_map and new_label_map arguments
5414 with struct move_stmt_d pointer.
5415 (replace_block_vars_by_duplicates): New function.
5416 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5417 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5418 all subblocks of ORIG_BLOCK to the new function. Call
5419 replace_block_vars_by_duplicates.
5420 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5421 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5422 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5423 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5424 (expand_omp): Temporarily set input_location to the location of
5425 region's controlling stmt.
5426 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5427 BIND_EXPR, push ctx->block_vars and gimplification vars into
5428 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5430 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5431 there are any BLOCK_VARS.
5432 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5433 OMP_PARALLEL or OMP_TASK stmt.
5434 (lower_omp): Save and restore input_location around the lower_omp_1
5437 2008-06-27 Richard Guenther <rguenther@suse.de>
5439 PR tree-optimization/36400
5440 PR tree-optimization/36373
5441 PR tree-optimization/36344
5442 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5443 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5444 (update_alias_info): Remove call clobbering code.
5445 (make_constraint_to): New helper function.
5446 (make_escape_constraint): Likewise.
5447 (handle_rhs_call): Use it on all pointer containing arguments.
5448 Also mark the static chain escaped.
5449 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5450 instead of ANYTHING.
5451 (make_constraint_from): New helper split out from ...
5452 (make_constraint_from_anything): ... here.
5453 (find_func_aliases): Add constraints for escape sites.
5454 (intra_create_variable_infos): Make constraints from NONLOCAL
5456 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5458 (clobber_what_p_points_to): Remove.
5459 (clobber_what_escaped): New function.
5460 (init_base_vars): Init NONLOCAL and ESCAPED.
5461 (do_sd_constraint): Do not propagate the solution from ESCAPED
5462 but use ESCAPED as a placeholder.
5463 (solve_graph): Likewise.
5464 * tree-flow.h (clobber_what_p_points_to): Remove.
5465 (clobber_what_escaped): Declare.
5466 * tree-ssa-alias.c (set_initial_properties): Call it.
5467 Remove code clobbering escaped pointers.
5469 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5471 * function.c (allocate_struct_function): Only allocate a unique
5472 funcdef_no if the decl is nonzero.
5474 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5476 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5477 * config/mips/mips.c (mips_split_const_insns): New function.
5478 * config/mips/mips.md (move_type): New attribute.
5479 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5480 (dword_mode): New attribute.
5481 (type): Avoid long line. Map "move_type"s to "type"s,
5482 choosing "multi" for doubleword moves if appropriate.
5483 Swap MTC/MFC comments to match their declaration order.
5484 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5485 "type" is "branch" or "jal" is "direct".
5486 (length): Handle "extended_mips16" first. Make the default
5487 "0" for "ghost" instructions. Set the length from "move_type".
5488 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5489 of "type", with "sll0" for the register alternative. Remove the
5490 "extended_mips16" attribute.
5491 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5492 of "type", with "shift_shift" for the register alternative.
5493 Remove the "length" attribute.
5494 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5495 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5496 of "type", with "andi" for the register alternative.
5497 (*zero_extendqihi2): Likewise.
5498 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5499 of "andi" instead of a "type" of "arith".
5500 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5502 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5503 (mov_<store>r, *mov<mode>_ra): Likewise.
5504 (extendsidi2): Use "move_type" instead of "type", with "move"
5505 for the register alternative.
5506 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5507 of "type", with "signext" for the register alternative.
5508 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5509 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5510 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5511 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5512 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5513 (unnamed branch insn): Likewise.
5514 (*movdi_gp32_fp64): Fold into...
5515 (*movdi_32bit): ...here.
5516 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5517 (*movdf_hardfloat): ...this new pattern.
5518 (*movdf_softfloat): Remove redundant FPR alternatives.
5519 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5520 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5521 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5522 the "move" attribute.
5523 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5524 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5525 and "store" for COP loads and stores.
5526 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5527 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5528 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5529 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5530 (*movtf_mips16, *movv2sf): Likewise.
5531 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5532 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5533 (mfhc1<mode>): Use "move_type" instead of "move".
5534 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5535 (loadgp_blockage): Remove the "length" attribute.
5536 (blockage, set_got_version, update_got_version): Likewise.
5537 (call_internal): Remove the "extended_mips16" attribute.
5538 (call_value_internal, call_value_multiple_internal): Likewise.
5539 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5541 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5542 the "length" attribute.
5544 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5546 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5547 -Wcast-qual warnings.
5548 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5549 handle_pragma_pop_macro): Likewise.
5550 * collect2.c (resolve_lib_name): Likewise.
5551 * config/arc/arc.c (arc_init): Likewise.
5552 * config/arm/arm.c (neon_builtin_compare,
5553 locate_neon_builtin_icode): Likewise.
5554 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5555 * config/bfin/bfin.c (bfin_init_machine_status,
5556 bfin_optimize_loop): Likewise.
5557 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5558 * config/cris/cris.c (cris_init_expanders): Likewise.
5559 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5560 * config/darwin.c (machopic_indirection_eq,
5561 machopic_indirection_name, machopic_output_indirection): Likewise.
5562 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5563 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5564 frv_optimize_membar): Likewise.
5565 * config/i386/cygwin.h (mingw_scan,
5566 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5567 * config/i386/cygwin1.c (mingw_scan): Likewise.
5568 * config/i386/i386.c (machopic_output_stub): Likewise.
5569 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5570 i386_pe_unique_section): Likewise.
5571 * config/ia64/ia64.c (ia64_init_machine_status,
5572 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5574 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5575 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5576 * config/m68k/m68k.c (m68k_handle_option,
5577 m68k_sched_md_init_global): Likewise.
5578 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5579 mcore_unique_section): Likewise.
5580 * config/mips/mips.c (mips_block_move_straight,
5581 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5583 * config/mmix/mmix.c (mmix_init_machine_status,
5584 mmix_encode_section_info): Likewise.
5585 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5586 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5587 print_operand_address, output_toc, redefine_groups,
5588 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5589 * config/s390/s390.c (s390_init_machine_status): Likewise.
5590 * config/score/score.c (score_block_move_straight,
5591 score_block_move_loop_body): Likewise.
5592 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5593 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5594 * emit-rtl.c (find_auto_inc): Likewise.
5595 * gcc.c (translate_options, process_command): Likewise.
5596 * reorg.c (dbr_schedule): Likewise.
5597 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5598 * xcoffout.c (xcoffout_declare_function): Likewise.
5600 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5602 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5603 ipa-pta working again.
5605 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5607 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5610 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5612 * config.gcc (powerpc*-*-*): Add new core e500mc.
5613 * config/rs6000/e500mc.md: New file.
5614 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5616 (rs6000_override_options): Add e500mc case to
5617 processor_target_table. Altivec and Spe options not allowed
5618 with e500mc. Add isel instruction to e500mc by
5619 default. Initialize rs6000_cost for e500mc.
5620 (rs6000_issue_rate): Set issue rate for e500mc.
5621 * config/rs6000/rs6000.h (processor_type): Add
5622 PROCESSOR_PPCE500MC.
5623 (ASM_CPU_SPEC): Add e500mc.
5624 Set TARGET_ISEL to rs6000_isel.
5625 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5626 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5627 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5629 * doc/invoke.texi: Add e500mc to list of cpus.
5631 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5634 * c-lex.c (lex_charconst): Initialize unsignedp.
5636 2008-06-27 Olivier Hainque <hainque@adacore.com>
5638 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5639 documented assumptions.
5641 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5643 * dwarf2out.c: Remove trailing white spaces. Break long line
5646 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5648 * libfuncs.h (LTI_synchronize): New libfunc_index.
5649 (synchronize_libfunc): Declare.
5650 * builtins.c (expand_builtin_synchronize): Consider using
5651 synchronize_libfunc before falling back on an asm blockage.
5652 * config/mips/mips.c: Include libfuncs.h
5653 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5655 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5657 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5658 parameter. Copy stack_reg to r11 where appropriate.
5659 (no_global_regs_above): Add gpr parameter.
5660 (rs6000_stack_info): Only add padding for SPE save area if we
5661 are saving SPE GPRs and CR.
5662 (saveres_routine_syms): New variable.
5663 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5665 (rs6000_savres_routine_sym): New function.
5666 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5668 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5669 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5670 Tweak FPR out-of-line saving.
5671 (rs6000_make_savres_rtx): New function.
5672 (rs6000_use_multiple_p): New function.
5673 (rs6000_savres_strategy): New function.
5674 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5675 out-of-line if appropriate.
5676 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5677 if we are optimizing for size.
5678 (GP_SAVE_INLINE): Define.
5679 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5680 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5681 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5682 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5683 (*save_fpregs_<mode>): Add use of r11.
5684 (*restore_gpregs_<mode>): New insn.
5685 (*return_and_restore_gpregs_<mode>): New insn.
5686 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5688 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5689 (*restore_gpregs_spe): New insn.
5690 (*return_and_restore_gpregs_spe): New insn.
5691 * config/rs6000/predicates.md (save_world_operation): Fix check.
5693 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5695 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5696 this point, so assert that.
5698 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5700 * cfganal.c: Include vec.h and vecprim.h.
5701 (compute_idf): Import from...
5702 * tree-into-ssa (compute_idf): ...here.
5703 * basic-block.h (compute_idf): Export.
5705 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5707 * c-decl.c (merge_decls): Use !current_function_decl to check for
5708 extern declaration of C99 inline function being at file scope.
5710 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5712 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5714 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5716 * alias.c (record_alias_subset, init_alias_analysis): Fix
5717 -Wc++-compat and/or -Wcast-qual warnings.
5718 * attribs.c (lookup_attribute_spec): Likewise.
5719 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5720 copy_bb, connect_traces,
5721 find_rarely_executed_basic_blocks_and_cr): Likewise.
5722 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5723 note_btr_set, migrate_btr_defs): Likewise.
5724 * builtins.c (result_vector, expand_builtin_memcpy,
5725 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5726 builtin_memset_read_str, expand_builtin_printf,
5727 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5729 * caller-save.c (mark_set_regs): Likewise.
5730 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5731 * cgraph.c (cgraph_edge): Likewise.
5732 * combine.c (likely_spilled_retval_1): Likewise.
5733 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5734 htab_counts_entry_del, get_coverage_counts): Likewise.
5735 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5736 new_cselib_val): Likewise.
5737 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5738 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5740 * df-core.c (df_compact_blocks): Likewise.
5741 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5742 * df-scan.c (df_grow_reg_info, df_ref_create,
5743 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5744 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5745 df_record_entry_block_defs, df_record_exit_block_uses,
5746 df_bb_verify): Likewise.
5747 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5748 DF_REF_EXTRACT_MODE_CONST): New.
5749 * dominance.c (get_immediate_dominator, get_dominated_by,
5750 nearest_common_dominator, root_of_dom_tree,
5751 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5752 -Wc++-compat and/or -Wcast-qual warnings.
5753 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5754 record_store, replace_read, check_mem_read_rtx, scan_insn,
5755 dse_step1, dse_record_singleton_alias_set): Likewise.
5756 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5758 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5760 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5761 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5762 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5763 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5764 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5765 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5766 file_name_acquire, output_file_names, add_const_value_attribute,
5767 premark_used_types_helper, file_table_eq, file_table_hash,
5768 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5769 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5770 -Wcast-qual warnings.
5771 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5772 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5773 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5774 gen_reg_rtx, start_sequence, init_emit): Likewise.
5775 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5776 * except.c (init_eh_for_function, gen_eh_region,
5777 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5778 arh_to_landing_pad, arh_to_label, add_action_record,
5779 add_call_site, switch_to_exception_section): Likewise.
5780 * expmed.c (synth_mult): Likewise.
5781 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5782 store_expr): Likewise.
5783 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5785 * function.c (assign_stack_temp_for_type,
5786 allocate_struct_function, match_asm_constraints_1): Likewise.
5787 * gcov-io.c (gcov_allocate): Likewise.
5788 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5789 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5790 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5791 record_one_set, insert_expr_in_table, insert_set_in_table,
5792 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5793 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5794 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5795 -Wcast-qual warnings.
5797 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5799 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5800 -Wcast-qual warnings.
5801 * gcc.c (process_command): Likewise.
5802 * genattrtab.c (oballoc): Use XOBNEW.
5803 (oballocvec): Define.
5804 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5805 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5806 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5807 -Wc++-compat and/or -Wcast-qual warnings.
5808 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5809 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5810 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5811 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5812 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5813 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5814 add_excls, process_presence_absence_names,
5815 process_presence_absence_patterns, add_presence_absence,
5816 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5817 get_free_state, add_arc, get_free_automata_list_el,
5818 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5819 transform_3, cache_presence, create_ainsns, create_automata,
5820 create_state_ainsn_table, dfa_insn_code_enlarge,
5821 output_trans_func, output_min_issue_delay_func,
5822 output_dead_lock_func, output_reset_func,
5823 output_get_cpu_unit_code_func, output_dfa_start_func,
5824 expand_automata): Likewise.
5825 * genextract.c (gen_insn): Likewise.
5826 * gengtype-lex.l: Likewise.
5827 * gengtype.c (read_input_list, adjust_field_type,
5828 process_gc_options): Likewise.
5829 * genoutput.c (note_constraint): Likewise.
5830 * genpreds.c (mangle, add_constraint): Likewise.
5831 * genrecog.c (process_define_predicate, new_decision,
5832 add_to_sequence): Likewise.
5833 * gensupport.c (record_insn_name): Likewise.
5835 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5837 * config/i386/driver-i386.c (detect_caches_amd,
5838 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5839 and/or -Wcast-qual warnings.
5840 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5841 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5842 gt_pch_save): Likewise.
5843 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5844 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5845 * global.c (compute_regsets): Likewise.
5846 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5847 finish_graph_dump_file): Likewise.
5848 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5849 unlink_bb_notes): Likewise.
5850 * integrate.c (get_hard_reg_initial_val): Likewise.
5851 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5852 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5853 * local-alloc.c (update_equiv_regs): Likewise.
5854 * loop-invariant.c (check_invariant_table_size,
5855 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5857 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5858 altered_reg_used, mark_altered): Likewise.
5859 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5860 insert_var_expansion_initialization,
5861 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5862 release_var_copies): Likewise.
5863 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5864 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5865 analyze_accesses_for_phi_node, check_var_notmodified_p,
5866 check_allocation_function, find_sites_in_func,
5867 record_all_accesses_in_func, transform_access_sites,
5868 transform_allocation_sites): Likewise.
5869 * omp-low.c (new_omp_region, create_omp_child_function_name,
5870 check_omp_nesting_restrictions, check_combined_parallel,
5871 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5872 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5873 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5874 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5876 * opts-common.c (prune_options): Likewise.
5877 * opts.c (add_input_filename, print_filtered_help,
5878 get_option_state): Likewise.
5879 * params.c (add_params): Likewise.
5880 * passes.c (set_pass_for_id, next_pass_1,
5881 do_per_function_toporder, pass_fini_dump_file): Likewise.
5882 * postreload.c (reload_cse_simplify_operands): Likewise.
5883 * predict.c (tree_predicted_by_p, tree_predict_edge,
5884 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5886 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5888 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5890 * recog.c (check_asm_operands, validate_change_1): Likewise.
5891 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5892 subst_asm_stack_regs): Likewise.
5893 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5894 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5895 * regmove.c (reg_is_remote_constant_p): Likewise.
5896 * regrename.c (regrename_optimize, scan_rtx_reg,
5897 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5899 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5900 regstat_compute_calls_crossed): Likewise.
5901 * reload1.c (init_reload, new_insn_chain,
5902 has_nonexceptional_receiver, reload, copy_reloads,
5903 calculate_needs_all_insns, init_elim_table): Likewise.
5904 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5905 * rtl.c (shallow_copy_rtx_stat): Likewise.
5906 * rtlanal.c (parms_set): Likewise.
5907 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5908 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5909 * sched-ebb.c (earliest_block_with_similiar_load,
5910 add_deps_for_risky_insns): Likewise.
5911 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5912 schedule_region): Likewise.
5913 * see.c (eq_descriptor_pre_extension,
5914 hash_descriptor_pre_extension, hash_del_pre_extension,
5915 eq_descriptor_properties, hash_descriptor_properties,
5916 hash_del_properties, see_seek_pre_extension_expr,
5917 see_initialize_data_structures, see_print_register_properties,
5918 see_print_pre_extension_expr, see_delete_merged_def_extension,
5919 see_delete_unmerged_def_extension, see_emit_use_extension,
5920 see_pre_delete_extension, see_map_extension, see_commit_changes,
5921 see_analyze_merged_def_local_prop,
5922 see_analyze_merged_def_local_prop,
5923 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5924 see_set_prop_merged_def, see_set_prop_unmerged_def,
5925 see_set_prop_unmerged_use, see_print_one_extension,
5926 see_merge_one_use_extension, see_merge_one_def_extension,
5927 see_store_reference_and_extension, see_update_uses_relevancy,
5928 see_update_defs_relevancy): Likewise.
5929 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5930 hash_statistics_free, curr_statistics_hash): Likewise.
5931 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5932 expand_asm_operands, expand_return, case_bit_test_cmp,
5933 expand_case): Likewise.
5934 * stor-layout.c (start_record_layout): Likewise.
5935 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5936 gt_pch_save_stringpool): Likewise.
5937 * tree-data-ref.c (hash_stmt_vertex_info,
5938 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5939 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5941 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5944 * config/i386/i386.md : Change constraints of HImode and QImode
5945 immediate operands from "i" to "n". Change SImode "ni" constraint to
5946 "i" and SImode "rmi" constraint to "g". Remove all constraints
5947 from const0_operand and const1_operand predicated operands.
5948 (i): Change QImode and HImode attribute from "i" to "n".
5949 (*subqi_2): Change HImode operands to QImode.
5952 2008-06-25 Olivier Hainque <hainque@adacore.com>
5954 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5957 2008-06-25 Richard Guenther <rguenther@suse.de>
5959 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5960 not overflow the result type.
5962 2008-06-25 Richard Guenther <rguenther@suse.de>
5964 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5965 (vn_lookup): Likewise.
5967 2008-06-25 Richard Guenther <rguenther@suse.de>
5969 PR tree-optimization/35518
5970 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5971 * tree-sra.c (instantiate_element): Use fold_build3 to build
5973 (try_instantiate_multiple_fields): Likewise.
5975 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5977 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5980 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5982 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5983 use_backchain_to_restore_sp to true
5984 if the offset of the link register save area would go over the 32k - 1
5985 offset limit of the load
5988 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5990 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5991 anchor for the type-punning blurb. Cross-reference "Structures
5992 unions enumerations and bit-fields implementation". Provide a
5993 cast-through-pointer example. Make final sentence self-contained.
5994 * doc/implement-c.texi (Structures unions enumerations and
5995 bit-fields implementation): Cross-reference the type-punning blurb
5996 in the -fstrict-aliasing documentation.
5998 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6001 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
6002 the memory instead of the memory itself for the save area.
6004 2008-06-24 Olivier Hainque <hainque@adacore.com>
6005 Nicolas Roche <roche@adacore.com>
6007 * gengtype.c (srcdir_len): size_t instead of int.
6008 (get_file_realbasename): New function. For F a filename, the real
6009 basename of F, with all the path components stripped.
6010 (get_file_srcdir_relative_path): New function. For F a filename, the
6011 relative path to F from $(srcdir).
6012 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
6013 get_file_realbasename. Adjust the head comment.
6014 (get_prefix_langdir_index): New function. For F a filename, return the
6015 lang_dir_names[] relative index of the language directory that is
6017 (get_file_langdir): For F a filename, return the name of the language
6018 directory where F is located.
6019 (get_file_gtfilename): New function. The gt- output file name for an
6021 (get_output_file_with_visibility): Replace in-line computations with
6022 uses of get_file_gtfilename and get_prefix_langdir_index.
6023 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
6025 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6027 PR tree-optimization/36504
6028 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6029 references without base address.
6031 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6034 * calls.c (expand_call): Increase alignment for recursive functions.
6036 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6038 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6039 (TARGET_FUNCTION_VALUE): New define.
6040 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6041 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6043 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6045 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6046 (fmod<mode>3): Ditto.
6047 (remainderxf3): Ditto.
6048 (remainder<mode>3): Ditto.
6050 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6053 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6054 REG is a hard register.
6056 PR tree-optimization/36508
6057 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6058 499, don't check it at all in release compilers.
6060 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6062 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6063 together with SSE_TARGET_MATH to disable insn pattern.
6064 (*fop_<MODEF:mode>_2_i387): Ditto.
6065 (*fop_<MODEF:mode>_3_i387): Ditto.
6067 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6069 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6071 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6074 * gimplify.c (gimplify_asm_expr): Check the return code of
6075 parse_output_constraint call, set function return and is_inout
6078 2008-06-22 Ian Lance Taylor <iant@google.com>
6080 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6081 (narrowest_signed_type): Likewise.
6082 * c-typeck.c (c_common_type): Change local variable mclass to enum
6084 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6085 tcc_comparison, not the tree code itself.
6086 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6087 (c_expand_expr): Cast modifier to enum expand_modifier.
6088 * c-common.h (C_RID_CODE): Add casts.
6089 (C_SET_RID_CODE): Define.
6090 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6091 (c_lex_one_token): Add cast to avoid warning.
6092 (c_parser_objc_type_name): Rename local typename to type_name.
6093 (check_no_duplicate_clause): Change code parameter to enum
6095 (c_parser_omp_var_list_parens): Change kind parameter to enum
6097 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6098 c_parser_omp_list_var_parens.
6099 (c_parser_omp_threadprivate): Likewise.
6100 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6101 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6102 * c-format.c (NO_FMT): Define.
6103 (printf_length_specs): Use NO_FMT.
6104 (asm_fprintf_length_specs): Likewise.
6105 (gcc_diag_length_specs): Likewise.
6106 (scanf_length_specs): Likewise.
6107 (strfmon_length_specs): Likewise.
6108 (gcc_gfc_length_specs): Likewise.
6109 (printf_flag_specs): Change 0 to STD_C89.
6110 (asm_fprintf_flag_specs): Likewise.
6111 (gcc_diag_flag_specs): Likewise.
6112 (gcc_cxxdiag_flag_specs): Likewise.
6113 (scanf_flag_specs): Likewise.
6114 (strftime_flag_specs): Likewise.
6115 (strfmon_flag_specs): Likewise.
6116 (print_char_table): Likewise.
6117 (asm_fprintf_char_table): Likewise.
6118 (gcc_diag_char_table): Likewise.
6119 (gcc_tdiag_char_table): Likewise.
6120 (gcc_cdiag_char_table): Likewise.
6121 (gcc_cxxdiag_char_table): Likewise.
6122 (gcc_gfc_char_table): Likewise.
6123 (scan_char_table): Likewise.
6124 (time_char_table): Likewis.
6125 (monetary_char_table): Likewise.
6126 * c-format.h (BADLEN): Likewise.
6128 2008-06-21 Ian Lance Taylor <iant@google.com>
6130 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6131 Define END_OF_BASE_TREE_CODES around inclusion.
6132 * tree.c (tree_code_type): New global array.
6133 (tree_code_length, tree_code_name): Likewise.
6134 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6136 (all-tree.def, s-alltree): New targets.
6137 (gencheck.h, s-gencheck): Remove.
6138 (tree.o): Depend upon all-tree.def.
6139 (build/gencheck.o): Remove gencheck.h dependency.
6140 (mostlyclean): Don't remove gencheck.h.
6141 * c-common.h (enum c_tree_code): Remove.
6142 * c-lang.c (tree_code_type): Remove.
6143 (tree_code_length, tree_code_name): Remove.
6144 * gencheck.c (tree_codes): Include all-tree.def, rather than
6145 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6147 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6149 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6150 (operator_name_info): Size to MAX_TREE_CODES.
6151 (assignment_operator_name_info): Likewise.
6152 * cp/cp-lang.c (tree_code_type): Remove.
6153 (tree_code_length, tree_code_name): Remove.
6154 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6155 (assignment_operator_name_info): Likewise.
6156 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6158 * cp/mangle.c (write_expression): Likewise.
6159 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6160 * fortran/f95-lang.c (tree_code_type): Remove.
6161 (tree_code_length, tree_code_name): Remove.
6162 * java/java-tree.h (enum java_tree_code): Remove.
6163 * java/lang.c (tree_code_type): Remove.
6164 (tree_code_length, tree_code_name): Remove.
6165 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6166 * objc/objc-act.h (enum objc_tree_code): Remove.
6167 * objc/objc-lang.c (tree_code_type): Remove.
6168 (tree_code_length, tree_code_name): Remove.
6169 * objcp/objcp-lang.c (tree_code_type): Remove.
6170 (tree_code_length, tree_code_name): Remove.
6171 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6172 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6173 * ada/misc.c (tree_code_type): Remove.
6174 (tree_code_length, tree_code_name): Remove.
6176 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6178 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6179 the grand_bitmap_obstack.
6181 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6183 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6184 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6185 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6186 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6187 move_stmt_r, new_label_mapper): Likewise.
6188 * tree-complex.c (cvc_lookup): Likewise.
6189 * tree-dfa.c (create_function_ann): Likewise.
6190 * tree-dump.c (dump_register): Likewise.
6191 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6192 find_phi_replacement_condition): Likewise.
6193 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6194 tree_function_versioning): Likewise.
6195 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6196 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6197 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6198 get_nonlocal_debug_decl, convert_nonlocal_reference,
6199 convert_nonlocal_omp_clauses, get_local_debug_decl,
6200 convert_local_reference, convert_local_omp_clauses,
6201 convert_nl_goto_reference, convert_nl_goto_receiver,
6202 convert_tramp_reference, convert_call_expr): Likewise.
6203 * tree-outof-ssa.c (contains_tree_r): Likewise.
6204 * tree-parloops.c (reduction_phi, initialize_reductions,
6205 eliminate_local_variables_1, add_field_for_reduction,
6206 add_field_for_name, create_phi_for_local_result,
6207 create_call_for_reduction_1, create_loads_for_reductions,
6208 create_stores_for_reduction, create_loads_and_stores_for_name):
6210 * tree-phinodes.c (allocate_phi_node): Likewise.
6211 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6212 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6213 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6214 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6215 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6216 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6217 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6218 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6219 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6220 vn_nary_op_insert): Likewise.
6221 * tree-ssa.c (redirect_edge_var_map_add,
6222 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6223 * tree-vectorizer.c (vectorize_loops): Likewise.
6224 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6225 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6226 tree_cons_stat, build1_stat, build_variant_type_copy,
6227 decl_init_priority_lookup, decl_fini_priority_lookup,
6228 decl_priority_info, decl_restrict_base_lookup,
6229 decl_restrict_base_insert, decl_debug_expr_lookup,
6230 decl_debug_expr_insert, decl_value_expr_lookup,
6231 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6232 type_hash_add, get_file_function_name, tree_check_failed,
6233 tree_not_check_failed, tree_range_check_failed,
6234 omp_clause_range_check_failed, build_omp_clause,
6235 build_vl_exp_stat): Likewise.
6236 * value-prof.c (gimple_histogram_value,
6237 gimple_duplicate_stmt_histograms): Likewise.
6238 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6239 unshare_variable, variable_union_info_cmp_pos, variable_union,
6240 dataflow_set_different_1, dataflow_set_different_2,
6241 vt_find_locations, variable_was_changed, set_variable_part,
6242 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6243 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6244 section_entry_hash, object_block_entry_eq,
6245 object_block_entry_hash, create_block_symbol,
6246 initialize_cold_section_name, default_function_rodata_section,
6247 strip_reg_name, set_user_assembler_name, const_desc_eq,
6248 build_constant_desc, output_constant_def, lookup_constant_def,
6249 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6250 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6251 default_internal_label): Likewise.
6252 * varray.c (varray_init, varray_grow): Likewise.
6253 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6255 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6257 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6258 operators for "test" insn. Macroize insn using SWI mode macro.
6259 (*jcc_fused_2): Ditto.
6260 (*jcc_fused_3): Macroize insn using SWI mode macro.
6261 (*jcc_fused_4): Ditto.
6263 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6265 * tree-ssa-pre.c: Fix typo in comment.
6266 (init_antic, fini_antic): Add explicit funtions for
6267 initializing and deinitializing ANTIC and AVAIL sets.
6268 (create_expression_by_pieces): Fix typo in comment.
6269 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6270 (execute_pre): Eventually dump details about ANTIC_IN.
6272 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6274 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6275 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6276 add_to_obstack, file_at_path, find_a_file, execute,
6277 add_preprocessor_option, add_assembler_option, add_linker_option,
6278 process_command, insert_wrapper, do_option_spec, do_self_spec,
6279 spec_path, do_spec_1, is_directory, main, used_arg,
6280 getenv_spec_function): Likewise.
6281 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6282 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6285 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6287 * doc/rtl.texi: Updated subreg section.
6289 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6292 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6293 node->needed and node->reachable.
6294 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6295 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6296 (expand_task_call): Don't call expand_task_copyfn.
6297 (expand_task_copyfn): Renamed to...
6298 (finalize_task_copyfn): ... this.
6300 2008-06-19 Jan Hubicka <jh@suse.cz>
6302 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6303 clobbering framepointer.
6305 2008-06-19 Jan Hubicka <jh@suse.cz>
6307 * tree-optimize.c (execute_early_local_optimizations): Set
6308 cgraph_state only at first invocation.
6310 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6312 * system.h (-Wc++-compat): Activate as a warning, no an error.
6314 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6316 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6317 instead of "#" in insn asm template.
6318 (*jcc_fused_2): Ditto.
6320 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6322 * config/i386/i386.h (ix86_tune_indices)
6323 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6324 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6325 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6326 (*jcc_fused_2): Ditto.
6327 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6328 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6329 (print operand): Handle 'E' and 'e' code.
6331 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6333 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6334 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6335 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6337 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6339 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6341 (cgraph_expand_function): Use local copy of decl.
6342 (cgraph_expand_all_functions): Remove redundant initialization of
6344 (cgraph_optimize): Reword internal_error message.
6346 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6348 * arm-protos.h (arm_return_in_memory): Remove public
6349 arm_return_in_memory() prototype.
6350 * arm.c (arm_return_in_memory): Add static prototype, add target
6351 hook macro, change definition and comments.
6352 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6354 2008-06-19 Ben Elliston <bje@au.ibm.com>
6356 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6357 real.c: Remove references to IEEE 754R.
6358 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6359 * doc/libgcc.texi (Decimal float library routines): Likewise.
6361 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6363 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6364 (default_unwind_word_mode): Add prototype.
6365 * targhooks.c (default_unwind_word_mode): New function.
6366 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6367 instead of word_mode.
6368 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6369 (TARGET_INITIALIZER): Use it.
6371 * c-common.c (handle_mode_attribute): Support "unwind_word"
6373 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6375 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6376 word_mode to access SjLj_Function_Context member "data".
6377 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6378 conversion from targetm.eh_return_filter_mode () to
6379 targetm.unwind_word_mode () if they differ.
6381 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6382 (BT_FN_UNWINDWORD_PTR): New function type.
6383 (BT_FN_WORD_PTR): Remove.
6384 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6385 * except.c (expand_builtin_extend_pointer): Convert pointer to
6386 targetm.unwind_word_mode () instead of word_mode.
6388 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6389 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6390 (spu_unwind_word_mode): New function.
6391 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6392 (TARGET_UNWIND_WORD_MODE): Define.
6393 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6395 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6397 * config/spu/spu.c (reg_align): Remove.
6398 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6399 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6400 (spu_split_store): Likewise.
6402 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6404 * gcc/tree-vn.c: Fix typo in comment.
6406 2008-06-18 Jan Hubicka <jh@suse.cz>
6408 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6409 toplevel reorder too.
6411 2008-06-18 Jan Hubicka <jh@suse.cz>
6413 * c-opts.c (c_common_post_options): PCH is not compatible with
6415 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6416 -fno-toplevel-reorder by default now.
6418 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6420 PR documentation/30739
6421 * doc/install.texi (Prerequisites): Document dependency on awk.
6423 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6424 Ian Lance Taylor <iant@google.com>
6426 PR rtl-optimization/35604
6427 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6428 only want to change jump destinations, not eventual label comparisons.
6430 2008-06-16 Jan Hubicka <jh@suse.cz>
6432 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6434 (cgraph_analyze_function): Likewise.
6436 2008-06-16 Jan Hubicka <jh@suse.cz>
6438 * cgraph.h (cgraph_mark_if_needed): New function.
6439 * cgraphunit.c (cgraph_mark_if_needed): New function.
6440 * c-decl.c (duplicate_decl): Use it.
6442 2008-06-16 Jan Hubicka <jh@suse.cz>
6444 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6447 2008-06-16 Jan Hubicka <jh@suse.cz>
6449 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6451 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6452 Kazu Hirata <kazu@codesourcery.com>
6453 Maxim Kuvyrkov <maxim@codesourcery.com
6455 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6456 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6457 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6458 EXTRA_SPEC_FUNCTIONS.
6459 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6460 (DRIVER_SELF_SPECS): Adjust.
6461 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6462 * config/mips/st.h, config/mips/t-st: New.
6463 * config/mips/driver-native.c, config/mips/x-native: New.
6464 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6467 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6469 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6471 (ISA_HAS_FP_CONDMOVE): New macro.
6472 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6473 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6474 (ISA_HAS_NMADD3_NMSUB3): New macro.
6475 * config/mips/mips.c (mips_rtx_costs): Update.
6476 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6477 compiling for ST Loongson 2E/2F.
6478 (madd<mode>): Rename to madd4<mode>. Update.
6479 (madd3<mode>): New pattern.
6480 (msub<mode>): Rename to msub4<mode>. Update.
6481 (msub3<mode>): New pattern.
6482 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6483 (nmadd3<mode>): New pattern.
6484 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6485 (nmadd3<mode>_fastmath): New pattern.
6486 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6487 (nmsub3<mode>): New pattern.
6488 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6489 (nmsub3<mode>_fastmath): New pattern.
6490 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6492 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6494 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6495 (DF_REF_INSN_INFO): New.
6496 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6497 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6498 with a NULL DF_REF_INSN_INFO.
6499 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6501 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6502 DF_INSN_INFO_EQ_USES): New.
6503 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6504 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6505 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6506 * df-core.c: Update comment for above changes.
6507 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6508 DF_INSN_UID_* macros.
6509 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6510 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6511 insn rtx. Update all callers.
6512 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6513 df_ref_create_structure, df_insn_refs_collect): Likewise.
6514 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6515 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6516 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6517 macros to access the insn refs.
6518 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6519 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6520 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6521 for accessing the refs.
6522 (try_fwprop_subst): Likewise.
6523 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6524 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6525 for accessing the refs.
6526 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6527 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6528 to look at the insn refs.
6529 (record_uses): Likewise.
6530 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6532 (mark_artificial_uses): Don't mark_insn for artificial refs.
6533 (mark_reg_rependencies): Likewise.
6535 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6537 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6539 * configure: Regenerate.
6541 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6543 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6544 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6545 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6547 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6549 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6550 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6551 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6553 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6555 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6556 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6557 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6559 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6561 * tree-ssa-sccvn.c: Fix format of comments.
6563 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6565 * cgraph.c: Remove unneeded forward declarations of eq_node()
6568 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6570 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6572 (see_update_relevancy): Likewise.
6573 * fwprop.c (try_fwprop_subst): Likewise.
6574 * rtlanal.c (noop_move_p): Likewise.
6575 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6576 notes to non-existing libcall blocks.
6577 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6579 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6580 (dead_libcall_p): Remove.
6581 (delete_trivially_dead_insns): Don't use it.
6582 * web.c (union_defs): Remove comment about keeping nops.
6583 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6584 (compute_hash_table_work): Don't track libcall notes.
6585 (do_local_cprop): Don't take libcall pointers. Don't update
6587 (adjust_libcall_notes): Deleted.
6588 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6589 ever have existed in the first place).
6590 (replace_store_insn): Don't try to remove libcall notes.
6591 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6592 (resolve_reg_notes): Don't call them.
6593 (resolve_simple_move): Likewise.
6594 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6595 Don't remove REG_RETVAL notes.
6596 * emit-rtl.c (try_split): Don't update libcall notes.
6597 (emit_copy_of_insn_after): Dito.
6598 * cselib.c (cselib_current_insn_in_libcall): Remove.
6599 (cselib_process_insn): Don't set/clear it.
6600 (new_elt_loc_list): Don't record it.
6601 (cselib_init): Don't initialize it.
6602 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6603 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6605 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6606 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6607 (init_deps): Don't initialize it.
6608 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6609 * combine.c (delete_noop_moves): Don't update libcall notes.
6610 (can_combine_p): Remove now pointless #if 0 block.
6611 (try_combine): Remove another obsolete #if 0 block.
6612 (distribute_notes): Don't distribute libcall notes.
6613 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6614 * dce.c (libcall_dead_p): Remove.
6615 (delete_unmarked_insns): Don't handle libcall blocks.
6616 (preserve_libcall_for_dce): Remove.
6617 (prescan_insns_for_dce): Don't special-case libcall block insns.
6618 * reload1 (reload): Don't handle libcall notes.
6619 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6622 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6624 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6625 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6626 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6628 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6630 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6631 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6632 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6634 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6636 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6638 2008-06-16 Ira Rosen <irar@il.ibm.com>
6640 PR tree-optimization/36493
6641 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6642 the arguments list. Use VECTYPE to create vector pointer.
6643 (vectorizable_store): Fail if accesses through a pointer to vectype
6644 do not alias the original memory reference operands.
6645 Call vect_create_data_ref_ptr without the removed argument.
6646 (vectorizable_load): Likewise.
6647 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6650 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6653 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6656 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6658 * config/mips/loongson2ef.md: New file.
6659 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6660 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6661 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6662 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6663 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6665 (loongson2ef.md): New include.
6666 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6667 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6668 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6669 (loongson_gt_<mode>, loongson_extract_halfword)
6670 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6671 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6672 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6673 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6674 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6675 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6676 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6677 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6678 (vec_interleave_low<mode>): Define type attribute.
6679 * config/mips/mips.c (mips_ls2): New static variable.
6680 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6681 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6682 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6683 Implement target scheduling hooks.
6684 (mips_multipass_dfa_lookahead): Update to handle tuning for
6686 (mips_sched_init): Initialize data for Loongson scheduling.
6687 (mips_ls2_variable_issue): New static function.
6688 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6690 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6691 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6692 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6693 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6694 Handle ST Loongson 2E/2F cores.
6695 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6697 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6699 * omp-low.c (extract_omp_for_data): Fix comment typo.
6702 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6704 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6705 FIXME note about gcc/config.guess.
6706 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6707 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6708 * doc/cppopts.texi: Likewise.
6709 * doc/extend.texi: Likewise.
6710 * doc/gcc.texi: Likewise.
6711 * doc/gccint.texi: Likewise.
6712 * doc/gcov.texi: Likewise.
6713 * doc/gty.texi: Likewise.
6714 * doc/hostconfig.texi: Likewise.
6715 * doc/install.texi: Likewise.
6716 * doc/invoke.texi: Likewise.
6717 * doc/loop.texi: Likewise.
6718 * doc/makefile.texi: Likewise.
6719 * doc/md.texi: Likewise.
6720 * doc/passes.texi: Likewise.
6721 * doc/tm.texi: Likewise.
6722 * doc/tree-ssa.texi: Likewise.
6723 * doc/trouble.texi: Likewise.
6725 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6726 Nathan Sidwell <nathan@codesourcery.com>
6727 Maxim Kuvyrkov <maxim@codesourcery.com>
6728 Richard Sandiford <rdsandiford@googlemail.com>
6730 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6731 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6732 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6734 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6735 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6736 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6738 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6739 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6740 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6741 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6742 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6743 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6744 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6745 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6746 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6747 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6748 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6749 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6750 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6751 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6752 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6753 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6754 (mips_builtins): Add Loongson builtins.
6755 (mips_loongson_2ef_bdesc): New.
6756 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6757 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6758 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6759 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6761 (mips_expand_vector_init): New.
6762 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6763 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6765 * config/mips/mips.md: Add unspec numbers for Loongson
6766 builtins. Include loongson.md.
6767 (MOVE64): Include Loongson vector modes.
6768 (SPLITF): Include Loongson vector modes.
6769 (HALFMODE): Handle Loongson vector modes.
6770 * config/mips/loongson.md: New.
6771 * config/mips/loongson.h: New.
6772 * config.gcc: Add loongson.h header for mips*-*-* targets.
6773 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6775 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6777 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6778 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6779 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6780 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6781 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6782 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6783 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6784 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6785 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6786 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6787 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6788 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6789 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6790 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6791 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6792 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6793 Remove use_fixproto=yes.
6794 (ia64*-*-hpux*): Remove comment about using fixproto.
6795 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6797 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6799 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6801 * configure: Regenerate.
6803 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6806 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6807 before evaluating it.
6809 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6812 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6813 nested inline functions.
6814 (start_decl, start_function): Don't invert DECL_EXTERNAL
6815 for nested inline functions.
6817 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6819 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6820 splits that must be made for correctness.
6822 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6824 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6825 (AVAIL_NON_MIPS16): Likewise.
6826 (mips_builtin_description): Replace target_flags with a predicate.
6827 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6828 (dspr2_32): New availability predicates.
6829 (MIPS_BUILTIN): New macro.
6830 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6831 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6832 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6833 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6834 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6835 (mips_dsp_32only_bdesc): Merge into...
6836 (mips_builtins): ...this new array.
6837 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6838 (mips_init_builtins): Update after above changes.
6839 (mips_expand_builtin_1): Merge into...
6840 (mips_expand_builtin): ...here and update after above changes.
6842 2008-06-12 Paul Brook <paul@codesourcery.com>
6844 * longlong.h (__arm__): Define count_leading_zeros.
6845 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6846 (clzsi2, clzdi2): New functions.
6847 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6848 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6849 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6850 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6851 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6852 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6853 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6854 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6855 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6856 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6858 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6860 * config/m68k/m68k.c (m68k_tune_flags): New.
6861 (override_options): Compute m68k_tune_flags.
6862 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6863 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6865 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6868 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6870 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6872 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6873 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6875 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6877 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6878 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6880 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6883 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6886 2008-06-12 Richard Guenther <rguenther@suse.de>
6888 PR tree-optimization/36345
6889 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6890 add memory_tag_needed flag.
6891 (may_alias_p): Declare.
6892 * tree-ssa-alias.c (may_alias_p): Export.
6893 (set_initial_properties): Use memory_tag_needed flag.
6894 (update_reference_counts): Likewise.
6895 (reset_alias_info): Reset memory_tag_needed flag.
6896 (create_name_tags): Check memory_tag_needed flag.
6897 (dump_points_to_info_for): Dump it.
6898 * tree-ssa-structalias.c (struct variable_info): Remove
6899 directly_dereferenced flag.
6900 (new_var_info): Do not initialize it.
6901 (process_constraint_1): Do not set it.
6902 (update_alias_info): Set is_dereferenced flag.
6903 (set_uids_in_ptset): Use may_alias_p.
6904 (set_used_smts): Check memory_tag_needed flag.
6905 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6906 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6907 memory_tag_needed flag.
6908 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6911 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6913 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6914 red zone for w64 abi.
6915 (ix86_expand_prologue): Likewise.
6916 (ix86_force_to_memory): Likewise.
6917 (ix86_free_from_memory): Likewise.
6919 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6922 * config/rs6000/rs6000.c (rs6000_override_options): Set
6923 rs6000_isel conditionally to the absence of comand line override.
6924 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6925 Remove duplicate rs6000_isel setting.
6926 * config/rs6000/eabispe.h: Ditto.
6928 2008-06-11 Richard Guenther <rguenther@suse.de>
6930 * alias.c (get_alias_set): Use the element alias-set for arrays.
6931 (record_component_aliases): For arrays and vectors do nothing.
6932 * c-common.c (strict_aliasing_warning): Handle the cases
6933 of alias set zero explicitly.
6934 * Makefile.in (dfp.o-warn): Add -Wno-error.
6936 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6938 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6940 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6941 tune_32 tune_64 to supported_defaults. Allow values not
6942 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6943 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6944 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6945 with_cpu_64 to generic for 64-bit-supporting configurations, not
6946 with_cpu. Remove FIXMEs.
6947 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6948 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6949 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6950 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6951 arch_32 and arch_64.
6953 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6954 Olivier Hainque <hainque@adacore.com>
6956 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6957 Use DECL_SIZE_UNIT to retrieve the size of the field.
6959 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6961 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6962 with function calls after declarations. Lay out
6963 neon_float_type_node before further use.
6965 2008-06-11 Richard Guenther <rguenther@suse.de>
6967 * tree-flow.h (may_point_to_global_var): Declare.
6968 * tree-ssa-alias.c (may_point_to_global_var): New function.
6969 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6971 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6973 * configure.ac: Teach that fido supports .debug_line.
6974 * configure: Regenerate.
6976 2008-06-10 Tom Tromey <tromey@redhat.com>
6978 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6981 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6983 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6984 (encode_decimal64, decode_decimal64, encode_decimal128,
6985 decode_decimal128): Reverse order of 32-bit parts of value if host
6986 and target endianness differ.
6988 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6990 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6991 Avoid division by 0.
6992 (tree_mod_pow2_value_transform): Likewise.
6993 (tree_ic_transform): Likewise.
6994 (tree_stringops_transform): Likewise.
6995 (tree_mod_subtract_transform): Likewise.
6996 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6997 (copy_edges_for_bb): Likewise.
6998 (initialize_cfun): Likewise.
7000 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7002 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
7003 nonmemory_operand. Add "N" operand constraint.
7005 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7006 (*jcc_btsi_mask): Ditto.
7007 (*jcc_btsi_mask_1): Ditto.
7009 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7011 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
7012 TYPE_CANONICAL for copied element type.
7014 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7017 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
7018 Add m_CORE2 and m_GENERIC.
7019 * config/i386/predicates.md (bt_comparison_operator): New predicate.
7020 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
7022 (*jcc_btdi_rex64): New instruction and split pattern.
7024 (*jcc_btsi_1): Ditto.
7025 (*btsq): Fix Intel asm dialect operand order.
7029 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7032 * simplify-rtx.c (simplify_subreg): Add check for shift count
7035 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7037 * doc/md.texi: Synchronize with later constraints.md change.
7038 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7039 with a C implementation.
7040 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7042 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7043 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7044 when moving to and from MD_REGNUM.
7045 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7046 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7047 Handle byte and halfword moves.
7048 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7050 * config/mips/constraints.md (h): Turn into NO_REGS.
7051 (l, x): Update documentation.
7052 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7053 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7054 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7055 (HILO): New mode iterator.
7057 (any_div): New code iterator.
7058 (u): Extend code attribute to div and udiv.
7059 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7060 d_operand in the splitters. Remove redundant CONST_INT checks.
7061 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7062 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7063 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7064 accordingly, using normal moves instead of unspecs to move LO into
7065 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7066 (<u>mulsidi3): Handle expansion in C code.
7067 (<u>mulsidi3_32bit_internal): Rename to...
7068 (<u>mulsidi3_32bit): ...this.
7069 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7070 (*<u>mulsidi3_64bit): Rename to...
7071 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7072 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7073 to set LO and HI to the multiplication result. Use a normal move
7074 for MFLO and an unspec for MFHI.
7075 (*<u>mulsidi3_64bit_parts): Replace with...
7076 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7077 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7078 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7079 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7080 instead of HI. Split the instruction into a separate multiplication
7081 and MFHI if !TARGET_FIX_R4000.
7082 (<su>muldi3_highpart): Likewise.
7083 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7084 and the "=h" clobber.
7085 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7086 (<u>mulditi3): New expander.
7087 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7088 (madsi): Remove "=h" clobber.
7089 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7090 Force the modulus result to be a GPR and split the instruction into
7091 a division followed by an MFHI after reload.
7092 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7093 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7094 the MIPS16 HIGH define_split.
7095 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7096 of acc<->gpr moves to "multi".
7097 (*movdi_64bit): Replace the single "x" alternative with
7098 alternatives for moving into and out of "a".
7099 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7100 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7101 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7102 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7103 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7104 (movti): New expander.
7105 (*movti, *movti_mips16): New insns.
7106 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7107 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7108 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7109 * config/mips/predicates.md (fpr_operand): Delete.
7110 (d_operand): New predicate.
7112 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7114 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7115 failure on some Bourne shells.
7116 (x86_64-*-*): Ditto.
7118 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7120 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7122 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7124 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7125 (sparc-sun-solaris2*): Likewise.
7127 2008-06-09 Arnaud Charlet <charlet@adacore.com
7129 * doc/install.texi: Update requirements to build the Ada compiler.
7131 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7133 * df-scan.c (struct df_scan_problem_data): Remove the
7134 mw_link_pool alloc pool.
7135 (df_scan_free_internal): Don't free it.
7136 (df_scan_alloc): Don't allocate it.
7137 * df.h (struct df_link): Update comment.
7139 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7141 * except.h: Correct checks for when SJLJ exceptions must be used.
7143 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7145 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7148 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7150 PR tree-optimization/36218
7151 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7152 configure for the build system.
7153 (BUILD_LDFLAGS): Define.
7154 * configure: Regenerate.
7155 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7157 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7160 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7161 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7162 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7164 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7166 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7168 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7170 * config.gcc (Obsolete configurations): Remove list of
7172 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7173 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7174 targets matched by those patterns.
7175 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7176 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7177 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7178 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7179 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7180 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7181 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7182 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7183 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7184 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7185 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7186 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7187 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7188 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7189 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7190 Make code for Solaris 7 and greater unconditional for Solaris.
7191 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7192 Remove --with-* handling.
7193 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7194 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7195 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7196 LINK_OS_WINDISS_SPEC): Remove.
7197 * config/rs6000/sysv4.opt (mwindiss): Remove.
7198 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7199 * configure: Regenerate.
7200 * doc/cpp.texi: Don't mention BeOS.
7201 * doc/extend.texi (interrupt): Don't mention MS1.
7202 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7203 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7204 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7205 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7206 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7208 * doc/invoke.texi (MT Options): Remove.
7209 (-mwindiss): Remove.
7210 (CRIS Options): Remove cris-axis-aout references.
7211 (HPPA Options): Don't mention hppa1.1-*-pro.
7212 * doc/md.texi: (MorphoTech family): Remove.
7213 * libgcc2.c: Don't handle UWIN.
7214 * config/alpha/t-unicosmk: Remove.
7215 * config/alpha/unicosmk.h: Remove.
7216 * config/arm/kaos-arm.h: Remove.
7217 * config/arm/kaos-strongarm.h: Remove.
7218 * config/arm/strongarm-coff.h: Remove.
7219 * config/arm/strongarm-elf.h: Remove.
7220 * config/arm/strongarm-pe.h: Remove.
7221 * config/arm/t-strongarm-pe: Remove.
7222 * config/arm/t-xscale-coff: Remove.
7223 * config/arm/t-xscale-elf: Remove.
7224 * config/arm/xscale-coff.h: Remove.
7225 * config/arm/xscale-elf.h: Remove.
7226 * config/chorus.h: Remove.
7227 * config/cris/aout.h: Remove.
7228 * config/cris/aout.opt: Remove.
7229 * config/cris/t-aout: Remove.
7230 * config/i386/beos-elf.h: Remove.
7231 * config/i386/kaos-i386.h: Remove.
7232 * config/i386/ptx4-i.h: Remove.
7233 * config/i386/sco5.h: Remove.
7234 * config/i386/sco5.opt: Remove.
7235 * config/i386/sysv4-cpp.h: Remove.
7236 * config/i386/sysv5.h: Remove.
7237 * config/i386/t-beos: Remove.
7238 * config/i386/t-sco5: Remove.
7239 * config/i386/t-uwin: Remove.
7240 * config/i386/uwin.asm: Remove.
7241 * config/i386/uwin.h: Remove.
7242 * config/kaos.h: Remove.
7243 * config/mips/windiss.h: Remove.
7244 * config/mt: Remove directory.
7245 * config/pa/pa-osf.h: Remove.
7246 * config/pa/pa-pro-end.h: Remove.
7247 * config/pa/t-pro: Remove.
7248 * config/ptx4.h: Remove.
7249 * config/rs6000/beos.h: Remove.
7250 * config/rs6000/kaos-ppc.h: Remove.
7251 * config/rs6000/t-beos: Remove.
7252 * config/rs6000/windiss.h: Remove.
7253 * config/sh/kaos-sh.h: Remove.
7254 * config/sol2-6.h: Remove.
7255 * config/sparc/sol26-sld.h: Remove.
7256 * config/sparc/sysv4-only.h: Remove.
7257 * config/vax/bsd.h: Remove.
7258 * config/vax/t-memfuncs: Remove.
7259 * config/vax/ultrix.h: Remove.
7260 * config/vax/vaxv.h: Remove.
7261 * config/windiss.h: Remove.
7263 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7265 PR rtl-optimization/36438
7266 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7267 for vector shifts with constant scalar shift operands.
7269 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7271 * doc/invoke.texi: Document -march=xlr.
7272 * config/mips/xlr.md: New file.
7273 * config/mips/mips.md: Include it.
7275 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7276 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7277 (mips_rtx_cost_data): Likewise.
7279 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7281 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7282 PRE_INC and PRE_DEC cases.
7284 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7286 PR rtl-optimization/36419
7287 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7288 the emitting jump insn.
7291 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7292 is not bool, boolify the whole *expr_p and convert to the desired type.
7294 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7296 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7297 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7298 Add omp_private_outer_ref hook, add another argument to
7299 omp_clause_default_ctor hook.
7300 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7301 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7302 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7303 hook_tree_tree_tree_tree_null.
7304 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7305 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7306 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7307 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7308 * tree.def (OMP_TASK): New tree code.
7309 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7310 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7311 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7312 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7313 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7314 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7315 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7316 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7317 (OMP_DIRECTIVE_P): Add OMP_TASK.
7318 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7319 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7320 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7321 and OMP_CLAUSE_UNTIED entries.
7322 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7324 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7325 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7326 * tree-pretty-print.c (dump_omp_clause): Handle
7327 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7328 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7329 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7330 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7331 warning about unsigned iterators. Change decl/init/cond/incr
7332 arguments to TREE_VECs, check arguments for all collapsed loops.
7333 (c_finish_omp_taskwait): New function.
7334 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7336 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7337 default_function_array_conversion on init. Add par_clauses argument.
7338 If decl is present in parallel's lastprivate clause, change it to
7339 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7340 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7341 collapse count in clauses.
7342 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7343 c_parser_omp_for_loop callers.
7344 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7345 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7346 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7347 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7349 (c_parser_omp_clause_schedule): Handle schedule(auto).
7350 Include correct location in the error message.
7351 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7352 and PRAGMA_OMP_CLAUSE_UNTIED.
7353 (OMP_TASK_CLAUSE_MASK): Define.
7354 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7355 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7356 * tree-nested.c (convert_nonlocal_omp_clauses,
7357 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7358 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7359 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7360 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7362 (conver_nonlocal_reference, convert_local_reference,
7363 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7364 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7365 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7366 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7367 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7368 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7369 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7370 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7371 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7373 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7374 * c-common.h (c_finish_omp_taskwait): New prototype.
7375 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7376 * tree-parloops.c (create_parallel_loop): Create 1 entry
7377 vectors for OMP_FOR_{INIT,COND,INCR}.
7378 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7379 (make_edges): Handle OMP_TASK.
7380 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7381 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7382 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7383 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7384 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7385 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7386 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7387 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7388 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7389 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7390 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7391 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7392 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7393 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7394 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7395 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7396 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7397 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7398 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7399 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7400 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7401 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7402 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7403 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7404 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7405 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7406 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7407 original iterator is present in lastprivate clause or if
7408 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7409 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7410 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7411 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7412 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7413 if it is set, lookup var in outer contexts too. Handle
7414 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7415 to be implicitly determined firstprivate for task regions.
7416 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7417 if it is set, lookup var in outer contexts too. Set
7418 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7419 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7420 OMP_CLAUSE_UNTIED. Take region_type as last argument
7421 instead of in_parallel and in_combined_parallel.
7422 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7424 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7425 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7426 (new_omp_context): Set default_kind to
7427 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7428 (omp_region_type): New enum.
7429 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7430 fields, add region_type.
7431 (new_omp_context): Take region_type as argument instead of is_parallel
7432 and is_combined_parallel.
7433 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7434 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7435 ctx->is_combined_parallel checks.
7436 (gimplify_omp_task): New function.
7437 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7439 * omp-low.c (extract_omp_for_data): Use schedule(static)
7440 for schedule(auto). Handle pointer and unsigned iterators.
7441 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7442 Add loops argument. Extract data for collapsed OMP_FOR loops.
7443 (expand_parallel_call): Assert sched_kind isn't auto,
7444 map runtime schedule to index 3.
7445 (struct omp_for_data_loop): New type.
7446 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7447 Add loop, loops, collapse and iter_type fields.
7448 (workshare_safe_to_combine_p): Disallow combined for if
7449 iter_type is unsigned long long. Don't combine collapse > 1 loops
7450 unless all bounds and steps are constant. Adjust extract_omp_for_data
7452 (expand_omp_for_generic): Handle pointer, unsigned and long long
7453 iterators. Handle collapsed OMP_FOR loops. Adjust
7454 for struct omp_for_data changes. If libgomp function doesn't return
7455 boolean_type_node, add comparison of the return value with 0.
7456 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7457 pointer, unsigned and long long iterators. Adjust for struct
7458 omp_for_data changes.
7459 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7460 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7461 unsigned long long. Allocate loops array, pass it to
7462 extract_omp_for_data. For collapse > 1 loops use always
7463 expand_omp_for_generic.
7464 (omp_context): Add sfield_map and srecord_type fields.
7465 (is_task_ctx, lookup_sfield): New functions.
7466 (use_pointer_for_field): Use is_task_ctx helper. Change first
7467 argument's type from const_tree to tree. Clarify comment.
7468 In OMP_TASK disallow copy-in/out sharing.
7469 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7470 (install_var_field): Add mask argument. Populate both record_type
7471 and srecord_type if needed.
7472 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7474 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7475 and DECL_FIELD_OFFSET.
7476 (scan_sharing_clauses): Adjust install_var_field callers. For
7477 firstprivate clauses on explicit tasks allocate the var by value in
7478 record_type unconditionally, rather than by reference.
7479 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7480 Use is_taskreg_ctx instead of is_parallel_ctx.
7481 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7482 (create_omp_child_function_name): Add task_copy argument, use
7483 *_omp_cpyfn* names if it is true.
7484 (create_omp_child_function): Add task_copy argument, if true create
7485 *_omp_cpyfn* helper function.
7486 (scan_omp_parallel): Adjust create_omp_child_function callers.
7487 Rename parallel_nesting_level to taskreg_nesting_level.
7488 (scan_omp_task): New function.
7489 (lower_rec_input_clauses): Don't run constructors for firstprivate
7490 explicit task vars which are initialized by *_omp_cpyfn*.
7491 Pass outer var ref to omp_clause_default_ctor hook if
7492 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7493 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7494 OMP_CLAUSE_REDUCTION_INIT.
7495 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7496 avoid duplicate setting of fields. Handle
7497 OMP_CLAUSE_PRIVATE_OUTER_REF.
7498 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7499 copy-out if TREE_READONLY, only copy-in.
7500 (expand_task_copyfn): New function.
7501 (expand_task_call): New function.
7502 (struct omp_taskcopy_context): New type.
7503 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7505 (lower_omp_parallel): Rename to...
7506 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7507 Call create_task_copyfn if srecord_type is needed. Adjust
7509 (task_shared_vars): New variable.
7510 (check_omp_nesting_restrictions): Warn if work-sharing,
7511 barrier, master or ordered region is closely nested inside OMP_TASK.
7512 Add warnings for barrier if closely nested inside of work-sharing,
7513 ordered, or master region.
7514 (scan_omp_1): Call check_omp_nesting_restrictions even for
7515 GOMP_barrier calls. Rename parallel_nesting_level to
7516 taskreg_nesting_level. Handle OMP_TASK.
7517 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7518 work-sharing construct, continue looking for them on parent parallel
7520 (lower_omp_for_lastprivate): Add lastprivate clauses
7521 to the beginning of dlist rather than end. Adjust for struct
7522 omp_for_data changes.
7523 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7524 not after it. Handle collapsed OMP_FOR loops, adjust for
7525 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7526 (get_ws_args_for): Adjust extract_omp_for_data caller.
7527 (scan_omp_for): Handle collapsed OMP_FOR
7528 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7529 (lower_omp_single_simple): If libgomp function doesn't return
7530 boolean_type_node, add comparison of the return value with 0.
7531 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7532 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7533 (parallel_nesting_level): Rename to...
7534 (taskreg_nesting_level): ... this.
7535 (is_taskreg_ctx): New function.
7536 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7538 (execute_lower_omp): Rename parallel_nesting_level to
7539 taskreg_nesting_level.
7540 (expand_omp_parallel): Rename to...
7541 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7542 Call omp_task_call for OMP_TASK regions.
7543 (expand_omp): Adjust caller, handle OMP_TASK.
7544 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7546 * bitmap.c (bitmap_default_obstack_depth): New variable.
7547 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7548 if argument is NULL and bitmap_default_obstack is already initialized.
7549 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7551 * matrix-reorg.c (matrix_reorg): Likewise.
7553 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7555 * config/i386/i386.md (*indirect_jump): Macroize using P
7556 mode iterator. Remove !TARGET_64BIT from insn constraints.
7557 (*tablejump_1): Ditto.
7558 (*indirect_jump_rex64): Remove insn pattern.
7559 (*tablejump_1_rex64): Ditto.
7560 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7561 and eh_return_si insn patterns.
7563 2008-06-06 Richard Guenther <rguenther@suse.de>
7565 * tree-ssa-structalias.c (merge_smts_into): Remove.
7566 (find_what_p_points_to): Do not bother to compute the
7567 points-to set for pt_anything pointers.
7568 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7569 for pt_anything pointers is ok.
7571 2008-06-06 Jan Hubicka <jh@suse.cz>
7573 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7575 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7577 * cgraph.c: Fix typos in comments.
7578 (cgraph_availability_names): Fix string typo.
7579 * fold-const.c: Fix typos in comments.
7580 (fold_binary): Fix typo in warning.
7581 * genautomata.c: Fix typos in comments.
7582 (check_presence_pattern_sets): Fix typo in local variable.
7583 (output_description): Fix typo in output.
7584 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7585 * hwint.h: Likewise.
7586 * matrix-reorg.c (check_allocation_function): Likewise.
7587 * omega.c (smooth_weird_equations): Likewise.
7588 * auto-inc-dec.c: Fix typos in comments.
7589 * bb-reorder.c: Likewise.
7590 * builtins.c: Likewise.
7591 * c-common.c: Likewise.
7592 * c-cppbuiltin.c: Likewise.
7593 * c-parser.c: Likewise.
7594 * c-pretty-print.c: Likewise.
7595 * cfgcleanup.c: Likewise.
7596 * cfgexpand.c: Likewise.
7597 * cfghooks.c: Likewise.
7598 * cfglayout.c: Likewise.
7599 * cfgloopmanip.c: Likewise.
7600 * cgraphunit.c: Likewise.
7601 * coverage.c: Likewise.
7602 * dbxout.c: Likewise.
7603 * df-byte-scan.c: Likewise.
7604 * df-core.c: Likewise.
7605 * df-problems.c: Likewise.
7606 * df-scan.c: Likewise.
7608 * dominance.c: Likewise.
7609 * domwalk.c: Likewise.
7611 * dwarf2out.c: Likewise.
7612 * emit-rtl.c: Likewise.
7613 * et-forest.c: Likewise.
7614 * function.c: Likewise.
7615 * function.h: Likewise.
7617 * gcov-io.c: Likewise.
7620 * genattrtab.c: Likewise.
7621 * ggc-page.c: Likewise.
7622 * gimplify.c: Likewise.
7623 * gthr-lynx.h: Likewise.
7624 * haifa-sched.c: Likewise.
7625 * ipa-cp.c: Likewise.
7626 * ipa-inline.c: Likewise.
7627 * ipa-prop.h: Likewise.
7628 * ipa-pure-const.c: Likewise.
7629 * ipa-struct-reorg.c: Likewise.
7630 * ipa-struct-reorg.h: Likewise.
7631 * ipa-type-escape.c: Likewise.
7633 * loop-doloop.c: Likewise.
7634 * mips-tfile.c: Likewise.
7635 * mkmap-flat.awk: Likewise.
7636 * mkmap-symver.awk: Likewise.
7637 * modulo-sched.c: Likewise.
7638 * omp-low.c: Likewise.
7639 * optabs.c: Likewise.
7640 * optabs.h: Likewise.
7642 * passes.c: Likewise.
7643 * postreload-gcse.c: Likewise.
7644 * postreload.c: Likewise.
7645 * predict.c: Likewise.
7646 * pretty-print.h: Likewise.
7647 * profile.c: Likewise.
7648 * protoize.c: Likewise.
7649 * ra-conflict.c: Likewise.
7651 * recog.c: Likewise.
7652 * regclass.c: Likewise.
7654 * reload.c: Likewise.
7655 * rtl-error.c: Likewise.
7656 * rtlanal.c: Likewise.
7658 * sched-rgn.c: Likewise.
7661 * target.h: Likewise.
7662 * tree-dfa.c: Likewise.
7663 * tree-eh.c: Likewise.
7664 * tree-flow-inline.h: Likewise.
7665 * tree-inline.c: Likewise.
7666 * tree-into-ssa.c: Likewise.
7667 * tree-loop-distribution.c: Likewise.
7668 * tree-nested.c: Likewise.
7669 * tree-parloops.c: Likewise.
7670 * tree-pass.h: Likewise.
7671 * tree-pretty-print.c: Likewise.
7672 * tree-profile.c: Likewise.
7673 * tree-scalar-evolution.c: Likewise.
7674 * tree-sra.c: Likewise.
7675 * tree-ssa-alias-warnings.c: Likewise.
7676 * tree-ssa-ccp.c: Likewise.
7677 * tree-ssa-coalesce.c: Likewise.
7678 * tree-ssa-dom.c: Likewise.
7679 * tree-ssa-dse.c: Likewise.
7680 * tree-ssa-forwprop.c: Likewise.
7681 * tree-ssa-live.c: Likewise.
7682 * tree-ssa-live.h: Likewise.
7683 * tree-ssa-loop-im.c: Likewise.
7684 * tree-ssa-loop-ivopts.c: Likewise.
7685 * tree-ssa-loop-niter.c: Likewise.
7686 * tree-ssa-loop-prefetch.c: Likewise.
7687 * tree-ssa-phiopt.c: Likewise.
7688 * tree-ssa-phiprop.c: Likewise.
7689 * tree-ssa-sccvn.c: Likewise.
7690 * tree-ssa-ter.c: Likewise.
7691 * tree-ssa-threadupdate.c: Likewise.
7692 * tree-ssa.c: Likewise.
7693 * tree-vect-analyze.c: Likewise.
7694 * tree-vect-transform.c: Likewise.
7695 * tree-vectorizer.c: Likewise.
7696 * tree-vn.c: Likewise.
7697 * tree-vrp.c: Likewise.
7699 * tree.def: Likewise.
7701 * unwind-dw2-fde.c: Likewise.
7702 * unwind.inc: Likewise.
7703 * value-prof.c: Likewise.
7704 * vmsdbgout.c: Likewise.
7706 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7708 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7709 always place FP constants in the TOC for TARGET_POWERPC64.
7710 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7712 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7714 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7715 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7716 enable for TARGET_E500_DOUBLE.
7717 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7718 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7719 floating-point modes like integer modes for E500 double.
7720 (rs6000_legitimate_offset_address_p): Likewise.
7721 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7722 addressing for DDmode for E500 double.
7723 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7724 modes as using 64-bits of registers for E500 double.
7725 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7726 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7727 specially for E500 double.
7728 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7729 TDmode for E500 double.
7730 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7731 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7732 (rs6000_split_multireg_move): Do not handle TDmode specially for
7734 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7735 using 64-bit registers for E500 double.
7736 (emit_frame_save): Do not handle DDmode specially for E500 double.
7737 (gen_frame_mem_offset): Likewise.
7738 (rs6000_function_value): Do not call spe_build_register_parallel
7739 for DDmode or TDmode.
7740 (rs6000_libcall_value): Likewise.
7741 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7742 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7745 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7747 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7750 2008-06-04 Junjie Gu <jgu@tensilica.com>
7752 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7753 comparison for frame pointers.
7755 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7758 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7760 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7763 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7764 register is already smaller or equal to required mode.
7766 2008-06-04 Xinliang David Li <davidxl@google.com>
7768 * tree-call-cdce.c: New file.
7769 (cond_dead_built_in_calls): New static variable.
7770 (input_domain): New struct.
7771 (check_pow): New function.
7772 (check_builtin_call): Ditto.
7773 (check_target_format): Ditto.
7774 (is_call_dce_candidate): Ditto.
7775 (gen_one_condition): Ditto.
7776 (gen_conditions_for_domain): Ditto.
7777 (get_domain): Ditto.
7778 (gen_conditions_for_pow_cst_base): Ditto.
7779 (gen_conditions_for_pow_int_base): Ditto.
7780 (gen_conditions_for_pow): Ditto.
7781 (get_no_error_domain): Ditto.
7782 (gen_shrink_wrap_conditions): Ditto.
7783 (shrink_wrap_one_built_in_call): Ditto.
7784 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7785 (tree_call_cdce): Ditto.
7786 (gate_call_cdce): Ditto.
7787 (pass_call_cdce): New gimple pass.
7788 * passes.c: (init_optimization_passes): New pass.
7789 * tree-pass.h: New pass declaration.
7790 * opts.c (decode_options): New flag setting.
7791 * common.opt: Add -ftree-builtin-call-dce flag.
7792 * Makefile.in: Add new source file.
7793 * tempvar.def: New tv_id.
7794 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7796 2008-06-04 Richard Guenther <rguenther@suse.de>
7798 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7799 (is_call_clobbered): Always check var_ann->call_clobbered.
7800 (mark_call_clobbered): Always set var_ann->call_clobbered.
7801 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7802 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7803 (reset_alias_info): Clear call clobbering info on MTAGs and
7805 (set_pt_anything): Set pt_global_mem.
7806 (create_tag_raw): Adjust comment.
7807 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7809 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7810 Maxim Kuvyrkov <maxim@codesourcery.com>
7812 * config/m68k/m68k.opt (mxgot): New option.
7813 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7814 (m68k_output_addr_const_extra): New.
7815 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7816 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7817 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7818 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7820 2008-06-04 Richard Guenther <rguenther@suse.de>
7822 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7823 negative or non-representable offsets.
7825 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7827 * config/i386/i386.c (ix86_gen_leave): New.
7828 (ix86_gen_pop1): Likewise.
7829 (ix86_gen_add3): Likewise.
7830 (ix86_gen_sub3): Likewise.
7831 (ix86_gen_sub3_carry): Likewise.
7832 (ix86_gen_one_cmpl2): Likewise.
7833 (ix86_gen_monitor): Likewise.
7834 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7835 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7836 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7837 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7838 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7839 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7840 (ix86_expand_epilogue): Updated.
7841 (print_operand): Handle integer register operand for 'z'.
7842 (ix86_expand_strlensi_unroll_1): Likewise.
7843 (ix86_expand_strlen): Likewise.
7844 (ix86_expand_builtin): Likewise.
7845 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7846 mov{q}/mov{l} and add{q}/add{l}.
7848 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7850 * config/i386/i386.md (P): New mode iterator.
7851 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7852 using P mode iterator.
7853 (DFmode push_operand splitter): Ditto.
7854 (XFmode push_operand splitter): Ditto.
7855 (DFmode float_extend SFmode push_operand splitter): Ditto.
7856 (XFmode float_extend SFmode push_operand splitter): Do not generate
7857 SImode pushes for 64bit target. Macroize Dimode and SImode
7858 pushes using P mode iterator.
7859 (XFmode float_extend DFmode push_operand splitter): Ditto.
7861 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7863 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7864 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7865 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7867 (ix86_call_abi_override): Remove check for call_used_regs.
7869 2008-06-03 Richard Guenther <rguenther@suse.de>
7871 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7872 for the lhs of calls if the return type contains pointers.
7874 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7876 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7877 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7878 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7879 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7880 of cfun and DEFAULT_ABI to deceide abi mode.
7882 (REG_PARM_STACK_SPACE): Removed.
7883 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7884 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7885 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7886 (ix86_function_abi): Likewise.
7887 (ix86_function_type_abi): Likewise.
7888 (ix86_call_abi_override): Likewise.
7889 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7890 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7891 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7892 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7894 (X86_64_REGPARM_MAX): New.
7895 (X86_64_SSE_REGPARM_MAX): New.
7896 (X64_REGPARM_MAX): New.
7897 (X64_SSE_REGPARM_MAX): New.
7898 (X86_32_REGPARM_MAX): New.
7899 (X86_32_SSE_REGPARM_MAX): New.
7900 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7901 (ix86_function_regparm): Handle user calling abi.
7902 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7903 by DEFAULT_ABI versus SYSV_ABI check.
7904 (ix86_reg_parm_stack_space): New.
7905 (ix86_function_type_abi): New.
7906 (ix86_call_abi_override): New.
7907 (ix86_function_abi): New.
7908 (ix86_cfun_abi): New.
7909 (init_cumulative_args): Call abi specific initialization.
7910 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7911 (function_arg_64): Extend SSE_REGPARM_MAX check.
7912 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7913 (ix86_pass_by_reference): Likewise.
7914 (ix86_function_value_regno_p): Likewise.
7915 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7916 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7917 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7918 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7919 (setup_incoming_varargs_64): Adjust regparm for call abi.
7920 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7921 (ix86_va_start): Likewise.
7922 (ix86_gimplify_va_arg): Likewise.
7923 (ix86_expand_prologue): Likewise.
7924 (output_pic_addr_const): Likewise.
7925 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7926 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7927 (x86_output_mi_thunk): Likewise.
7928 (x86_function_profiler): Likewise.
7929 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7930 (SYSV_ABI, MS_ABI): New constants.
7932 (init_regs): Add prototype of function in regclass.c file.
7933 (OVERRIDE_ABI_FORMAT): New.
7934 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7935 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7936 (OUTGOING_REG_PARM_STACK_SPACE): New.
7937 (ix86_reg_parm_stack_space): New prototype.
7938 (CUMULATIVE_ARGS): Add call_abi member.
7939 (machine_function): Add call_abi member.
7940 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7941 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7943 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7946 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7947 (avr_builtin_setjmp_frame_value): New function.
7948 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7949 (nonlocal_goto): Define.
7951 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7953 * config/mips/mips.c (mips_emit_loadgp): Return early if
7954 there is nothing do to, otherwise emit a blockage if
7955 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7956 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7958 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7960 * configure.ac: Drop unneeded backslash ending up in config.in.
7961 * acinclude.m4: Likewise.
7962 * config.in: Regenerate.
7964 2008-05-26 Jan Hubicka <jh@suse.cz>
7966 * predict.c (maybe_hot_frequency_p): Break out of...
7967 (maybe_hot_bb_p): ... here.
7968 (maybe_hot_edge_p): New.
7969 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7970 * basic-block.h (maybe_hot_edge_p): Declare.
7972 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7974 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7975 (*cmpfp_<mode>_cc): Ditto.
7976 (*fp_jcc_8<mode>_387): Ditto.
7977 (*fop_<MODEF:mode>_2_i387): Ditto.
7978 (*fop_<MODEF:mode>_3_i387): Ditto.
7979 (*fop_xf_2_i387): Ditto.
7980 (*fop_xf_3_i387): Ditto.
7982 2008-06-02 Tomas Bily <tbily@suse.cz>
7984 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7986 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7988 * config/mips/mips.c (mips_valid_offset_p): New function.
7989 (mips_valid_lo_sum_p): Likewise.
7990 (mips_classify_address): Use them.
7991 (mips_force_address): New function.
7992 (mips_legitimize_address): Use it.
7993 * config/mips/mips.md (MOVE128): New mode iterator.
7994 (movtf): Require TARGET_64BIT. Remove empty strings.
7995 (*movtf_internal): Rename to...
7996 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7997 of "R" and use {,fp}{load,store} attributes instead of "multi".
7998 Use a separate define_split.
7999 (*movtf_mips16): New pattern.
8001 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8003 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
8004 * config/mips/mips.c (mips_expand_before_return): New function.
8005 (mips_expand_epilogue): Call it.
8006 * config/mips/mips.md (return): Turn into a define_expand.
8007 (*return): New insn.
8009 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8011 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
8012 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
8013 functions. Do not emit uses and clobbers of CONCATs; individually
8014 use and clobber their operands.
8015 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8016 gen_clobber, emit_use and gen_use.
8017 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
8018 (expand_builtin_return): Likewise.
8019 * cfgbuild.c (count_basic_blocks): Likewise.
8020 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
8021 * explow.c (emit_stack_restore): Likewise.
8022 * expmed.c (extract_bit_field_1): Likewise.
8023 * expr.c (convert_move, emit_move_complex_parts): Likewise.
8024 (emit_move_multi_word, store_constructor): Likewise.
8025 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8026 (thread_prologue_and_epilogue_insns): Likewise.
8027 * lower-subreg.c (resolve_simple_move): Likewise.
8028 * optabs.c (widen_operand, expand_binop): Likewise.
8029 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8030 * reload.c (find_reloads): Likewise.
8031 * reload1.c (eliminate_regs_in_insn): Likewise.
8032 * stmt.c (expand_nl_goto_receiver): Likewise.
8033 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8034 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8035 * config/arm/arm.c (arm_load_pic_register): Likewise.
8036 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8037 * config/arm/arm.md (untyped_return): Likewise.
8038 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8039 * config/avr/avr.c (expand_prologue): Likewise.
8040 * config/bfin/bfin.c (do_unlink): Likewise.
8041 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8042 * config/cris/cris.c (cris_expand_prologue): Likewise.
8043 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8044 (machopic_legitimize_pic_address): Likewise.
8045 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8046 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8047 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8048 (ix86_expand_convert_uns_didf_sse): Likewise.
8049 (ix86_expand_vector_init_general): Likewise.
8050 * config/ia64/ia64.md (eh_epilogue): Likewise.
8051 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8052 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8053 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8054 (config/iq2000/iq2000.c): Likewise.
8055 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8056 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8057 (builtin_longjmp): Likewise.
8058 * config/mn10300/mn10300.md (call, call_value): Likewise.
8059 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8060 * config/pdp11/pdp11.md (abshi2): Likewise.
8061 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8062 * config/s390/s390.c (s390_emit_prologue): Likewise.
8063 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8064 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8065 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8066 * config/sh/sh.c (prepare_move_operands): Likewise.
8067 (output_stack_adjust, sh_expand_epilogue): Likewise.
8068 (sh_set_return_address, sh_expand_t_scc): Likewise.
8069 * config/sparc/sparc.c (load_pic_register): Likewise.
8070 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8071 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8072 * config/v850/v850.c (expand_epilogue): Likewise.
8074 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8076 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8077 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8078 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8079 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8080 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8081 stack pointer register.
8082 (output_movhi): Remove code for interrupt specific writing to the
8083 stack pointer register.
8085 2008-05-31 Richard Guenther <rguenther@suse.de>
8087 PR tree-optimization/34244
8088 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8089 (tree_expr_nonzero_warnv_p): Likewise.
8090 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8091 ssa_name_nonnegative_p.
8092 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8093 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8094 not tree_expr_nonzero_warnv_p.
8096 PR tree-optimization/36262
8098 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8100 PR tree-optimization/34244
8101 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8102 (record_numbers_of_iterations): New function.
8103 (execute_vrp): Cache the numbers of iterations of loops.
8104 * tree-scalar-evolution.c (scev_reset_except_niters):
8106 (scev_reset): Use scev_reset_except_niters.
8107 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8109 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8111 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8112 __WORKAROUND_RETS when appropriate.
8114 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8116 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8117 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8119 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8120 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8121 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8122 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8123 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8124 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8125 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8126 *fop_df_1_sse insn patterns using MODEF mode iterator.
8127 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8128 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8129 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8130 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8131 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8132 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8133 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8134 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8135 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8136 (*fop_xf_5_i387): Ditto.
8137 (*fop_xf_6_i387): Ditto.
8139 2008-05-30 Richard Guenther <rguenther@suse.de>
8141 * builtins.c (build_string_literal): Avoid generating
8142 a non-gimple_val result.
8144 2008-05-30 DJ Delorie <dj@redhat.com>
8146 * exec-tool.in: Use an environment variable (private) instead of a
8147 file (shared) as a semaphore, so as to not break parallel builds.
8149 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8151 * optabs.c (maybe_encapsulate_block): Remove.
8152 (emit_libcall_block): Adjust accordingly.
8153 * optabs.h (maybe_encapsulate_block): Remove prototype.
8155 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8156 Don't use maybe_encapsulate_block.
8158 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8160 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8161 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8162 rtx is a SYMBOL_REF before calling get_pool_constant.
8164 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8166 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8168 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8170 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8171 rather than OS names to choose INO_T_EQ definition.
8172 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8173 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8175 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8178 * config/darwin-f.c: New.
8179 * config/t-darwin: Added rule to build darwin-f.o.
8180 * config.gcc: Defined new variable, fortran_target_objs.
8181 (*-*-darwin*): Set fortran_target_objs.
8182 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8183 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8184 * configure: Regenerated.
8186 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8189 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8190 canonical type if needed.
8192 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8194 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8196 2008-05-29 Richard Guenther <rguenther@suse.de>
8198 PR tree-optimization/36343
8199 PR tree-optimization/36346
8200 PR tree-optimization/36347
8201 * tree-flow.h (clobber_what_p_points_to): Declare.
8202 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8203 pointed-to variable is dereferenced is irrelevant to whether
8204 the pointer can access the pointed-to variable.
8205 (clobber_what_p_points_to): New function.
8206 * tree-ssa-alias.c (set_initial_properties): Use it.
8207 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8208 call clobber check for NMTs.
8210 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8212 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8213 for printing gcov_type.
8215 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8217 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8218 and the eh region information.
8219 * value-prof.c (gimple_move_stmt_histograms): New function.
8220 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8222 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8224 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8226 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8228 * value-prof.c (tree_ic_transform): Print counts.
8229 * tree-profile.c (tree_gen_ic_func_profiler):
8230 Clear __gcov_indreict_call_callee variable to avoid misattribution
8233 2008-05-28 Rafael Espindola <espindola@google.com>
8235 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8238 2008-05-28 Richard Guenther <rguenther@suse.de>
8240 PR tree-optimization/36339
8241 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8242 and clobbering code out of the loop.
8244 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8246 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8249 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8250 s390_contiguous_bitmask_p, s390_symref_operand_p,
8251 s390_check_symref_alignment, s390_reload_larl_operand,
8252 s390_reload_symref_address): New functions.
8253 (s390_branch_condition_mnemonic): Support compare and branch
8255 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8256 and 'W' constraints.
8257 (s390_secondary_reload): Add secondary reloads for unaligned
8258 symbol refs or symbol refs to floating point or QI/TI mode
8260 (legitimate_address_p): Accept symbol references as addresses.
8261 (s390_expand_insv): Use rotate and insert selected bits
8262 instruction for insv when building for z10.
8263 (print_operand_address): Handle symbol ref addresses.
8264 (print_operand): Output modifier 'c' added for signed byte values.
8265 (s390_encode_section_info): Mark symbol refs with
8266 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8268 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8269 (length attribute): RRF, RRR have 4 byte length.
8270 (FPALL, INTALL): New mode iterators added.
8271 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8272 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8273 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8274 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8275 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8276 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8277 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8278 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8280 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8281 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8282 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8283 reload<INTALL:mode><P:mode>_toreg_z10,
8284 reload<FPALL:mode><P:mode>_tomem_z10,
8285 reload<FPALL:mode><P:mode>_toreg_z10,
8286 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8287 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8288 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8289 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8291 (movmem, clrmem, cmpmem): New splitters added.
8293 * config/s390/predicates.md (larl_operand): Use
8294 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8295 SYMBOL_REF_ALIGN1_P.
8296 (s390_signed_integer_comparison,
8297 s390_unsigned_integer_comparison): New predicates.
8299 * config/s390/s390-protos.h (s390_check_symref_alignment,
8300 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8301 s390_reload_symref_address,
8302 s390_compare_and_branch_condition_mask): Prototypes added.
8304 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8305 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8306 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8308 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8310 * config/s390/s390.c (z10_cost): New cost function for z10.
8311 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8312 (s390_issue_rate): Adjust issue rate for z10.
8313 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8314 (processor_flags): Add PF_Z10.
8315 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8316 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8317 * gcc/config.gcc: Add z10.
8319 2008-05-28 Richard Guenther <rguenther@suse.de>
8321 PR tree-optimization/36291
8322 * tree-flow. h (struct gimple_df): Remove var_anns member.
8323 * tree-flow-inline.h (gimple_var_anns): Remove.
8324 (var_ann): Simplify.
8325 * tree-dfa.c (create_var_ann): Simplify.
8326 (remove_referenced_var): Clear alias info from var_anns of globals.
8327 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8328 (delete_tree_ssa): Clear alias info from var_anns of globals.
8329 Do not free var_anns.
8330 (var_ann_eq): Remove.
8331 (var_ann_hash): Likewise.
8333 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8335 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8336 and loongson2f entries.
8337 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8338 * config/mips/mips.h (processor_type): Add Loongson-2E
8339 and Loongson-2F entries.
8340 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8341 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8342 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8343 * doc/invoke.texi (MIPS Options): Document loongson2e
8344 and loongson2f processor names.
8346 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8350 * config/i386/i386.c (ix86_function_arg_boundary): Use
8351 alignment of canonical type.
8352 (ix86_expand_vector_move): Check unaligned memory access for
8355 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8357 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8358 Moved to the front of file.
8360 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8361 H.J. Lu <hongjiu.lu@intel.com>
8363 * dwarf2out.c (current_fde): New.
8365 (lookup_cfa:): Likewise.
8366 (dwarf2out_end_epilogue): Likewise.
8367 (dwarf2out_note_section_used): Likewise.
8369 2008-05-27 Michael Matz <matz@suse.de>
8372 * c.opt (Wenum-compare): New warning option.
8373 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8375 2008-05-27 Michael Matz <matz@suse.de>
8378 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8380 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8381 into memory as tail calls.
8383 2008-05-27 Richard Guenther <rguenther@suse.de>
8385 PR tree-optimization/36339
8386 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8387 pointers cause all addressable variables to be call clobbered.
8389 2008-05-27 Richard Guenther <rguenther@suse.de>
8391 PR tree-optimization/36245
8392 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8394 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8396 * config/s390/s390.md: Replace all occurences of the 'm'
8397 constraint with 'RT'.
8399 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8401 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8403 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8405 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8406 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8407 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8409 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8411 * reload.c: (find_reloads): Skip alternatives according to the
8412 "enabled" attribute. Constify the constraint variable.
8413 * recog.c (get_attr_enabled): Add default implementation.
8414 (extract_insn): Set the alternative_enabled_p array
8415 in the recog_data struct.
8416 (preprocess_constraints, constrain_operands): Skip
8417 alternatives according to the "enabled" attribute
8418 * recog.h (struct recog_data): New field alternative_enabled_p.
8419 (skip_alternative): New inline function.
8420 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8421 (record_reg_classes): Skip alternative according to the
8422 "enabled" attribute.
8424 * doc/md.texi: Add documention for the "enabled" attribute.
8426 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8428 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8429 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8430 constraint with TARGET_MEM_CONSTRAINT.
8431 * recog.c (asm_operand_ok, preprocess_constraints,
8432 constrain_operands): Likewise.
8433 * regclass.c (record_reg_classes): Likewise.
8434 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8435 * reload1.c (maybe_fix_stack_asms): Likewise.
8436 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8437 * recog.h: Adjust comment.
8438 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8439 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8440 * doc/md.texi: Add a note to description of 'm' constraint.
8441 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8443 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8445 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8446 that the bitfield is of integral type before testing its precision.
8448 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8449 Sa Liu <saliu@de.ibm.com>
8451 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8452 __modti3, __udivti3, __umodti3 and __udivmodti4.
8453 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8454 that implement TImode mul and div functions.
8455 * config/spu/multi3.c: New. Implement __multi3.
8456 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8457 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8460 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8462 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8463 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8464 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8465 tls_sysv_suffix): New mode and mode attribute iterators.
8466 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8467 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8468 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8469 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8470 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8473 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8475 PR tree-optimization/36329
8476 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8477 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8478 * cgraphbuild.c (initialize_inline_failed): Use the latter
8479 macro in lieu of the former.
8480 * ipa-inline.c (cgraph_mark_inline): Likewise.
8481 (cgraph_decide_inlining_of_small_function): Likewise.
8482 (cgraph_decide_inlining): Likewise.
8483 (cgraph_decide_inlining_incrementally): Likewise.
8485 2008-05-26 Tristan Gingold <gingold@adacore.com>
8486 Anatoly Sokolov <aesok@post.ru>
8488 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8489 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8490 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8491 optimization for 'avr6' architecture.
8493 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8496 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8498 2008-05-26 Richard Guenther <rguenther@suse.de>
8500 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8501 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8503 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8506 * caller-save.c (insert_restore): Verify alignment of spill space.
8507 (insert_save): Likewise.
8508 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8509 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8510 (STACK_SLOT_ALIGNMENT): Likewise.
8511 * function.c (LOCAL_ALIGNMENT): Removed.
8512 (get_stack_local_alignment): New.
8513 (assign_stack_local): Use it. Set alignment on stack slot.
8514 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8515 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8516 (STACK_SLOT_ALIGNMENT): New.
8517 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8518 stack slot in XFmode.
8520 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8522 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8525 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8526 argument operand in rax isn't removed.
8528 2008-05-26 Richard Guenther <rguenther@suse.de>
8531 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8532 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8534 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8537 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8539 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8541 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8542 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8544 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8546 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8547 build a trampoline if we don't want one.
8548 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8549 return zero for nested functions if we don't want a trampoline.
8551 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8553 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8555 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8558 * c.opt: Removed undocumented option '-lang-fortran'.
8559 * c-common.h: Removed global variable 'lang_fortran'.
8560 * c-opts.c (c_common_handle_option): Removed code to handle
8561 option '-lang-fortran'. Updated includes.
8562 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8563 definition of '__GFORTRAN__'.
8564 (define__GNUC__): Reimplemented to use BASEVER and
8565 cpp_define_formatted.
8566 (builtin_define_with_value_n): Removed.
8567 * c-incpath.h: Renamed to ...
8568 * incpath.h: ... this.
8569 * c-incpath.c: Renamed to ...
8570 * incpath.c: ... this. Updated includes.
8571 * fix-header.c: Updated includes.
8572 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8573 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8574 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8576 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8578 * tree.h: Update the table of flags used on tree nodes.
8579 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8580 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8581 (FORCED_LABEL): Add access check.
8582 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8583 (ASM_INPUT_P): Likewise.
8584 (ASM_VOLATILE_P): Likewise.
8585 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8586 (OMP_SECTION_LAST): Access private_flag directly.
8587 (OMP_RETURN_NOWAIT): Likewise.
8588 (OMP_PARALLEL_COMBINED): Likewise.
8589 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8590 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8591 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8592 deprecated_flag directly.
8594 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8596 * final.c (frame_pointer_needed): Removed.
8597 * flags.h (frame_pointer_needed): Likewise.
8599 * function.h (rtl_data): Add frame_pointer_needed.
8600 (frame_pointer_needed): New.
8602 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8604 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8606 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8608 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8611 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8613 * c-common.c (strip_array_types): Move function to..
8615 (get_inner_array_type): Delete.
8616 * c-common.h (strip_array_types): Move declaration to..
8618 (get_inner_array_type): Delete.
8619 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8620 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8621 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8622 * config/pa/pa.c (emit_move_sequence): Likewise.
8624 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8626 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8629 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8631 * function.c: Include target hook for nonlocal_goto frame value.
8633 2008-05-24 Richard Guenther <rguenther@suse.de>
8635 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8636 variable can be only accessed through a pointer or a union.
8638 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8640 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8641 * doc/extend.texi: Likewise.
8643 2008-05-23 DJ Delorie <dj@redhat.com>
8645 * config/m32c/jump.md (untyped_call): Add.
8647 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8649 (m32c_address_cost): Detail costs for indirect offsets.
8651 2008-05-23 Rafael Espindola <espindola@google.com>
8653 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8654 if a node is a SUBREG.
8655 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8658 2008-05-23 Paul Brook <paul@codesourcery.com>
8659 Carlos O'Donell <carlos@codesourcery.com>
8661 * doc/extend.texi: Clarify use of __attribute__((naked)).
8662 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8663 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8664 * function.c (use_register_for_decl): Use
8665 targetm.calls.allocate_stack_slots_for_args.
8666 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8667 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8668 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8670 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8672 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8674 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8676 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8677 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8678 is only rounded once.
8680 2008-05-23 Richard Guenther <rguenther@suse.de>
8682 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8684 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8685 Jakub Jelinek <jakub@redhat.com>
8688 * configure.ac: Handle --enable-cld.
8689 * configure: Regenerated.
8690 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8691 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8692 (ix86_current_function_needs_cld): New define.
8693 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8694 (cld): New isns pattern.
8695 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8696 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8697 * config/i386/i386.opt (mcld): New option.
8698 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8699 TARGET_CLD and ix86_current_function_needs_cld.
8700 (override_options): Use -mcld by default for 32-bit code if
8703 * doc/install.texi (Options specification): Document --enable-cld.
8704 * doc/invoke.texi (Machine Dependent Options)
8705 [i386 and x86-64 Options]: Add -mcld option.
8706 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8708 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8709 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8710 (return_in_memory_64): Likewise.
8711 (return_in_memory_ms_64): Likewise.
8713 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8715 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8716 * builtins.c (fold_builtin_fpclassify): New.
8717 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8718 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8719 * c-common.c (handle_type_generic_attribute): Adjust to accept
8720 fixed arguments before an elipsis.
8721 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8722 * doc/extend.texi: Document __builtin_fpclassify.
8724 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8726 * omp-low.c (gate_expand_omp_ssa): Remove.
8727 (pass_expand_omp_ssa): Remove.
8728 (gate_expand_omp): Do not check for flag_openmp_ssa.
8729 * common.opt (-fopenmp-ssa): Remove.
8730 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8732 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8734 * config/sh/sh.opt (mfixed-range): New option.
8735 * config/sh/sh-protos.h (sh_fix_range): Declare.
8736 * config/sh/sh.c (sh_fix_range): New function.
8737 * config/sh/sh.h (sh_fixed_range_str): Declare.
8738 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8740 * doc/invoke.texi (SH Options): Document -mfixed-range.
8742 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8744 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8745 it before the redeclaration.
8747 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8749 * config/avr/avr.c (get_sequence_length): Add new function.
8750 (expand_prologue, expand_epilogue): Remove duplicate code.
8752 2008-05-22 Rafael Espindola <espindola@google.com>
8754 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8757 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8759 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8760 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8762 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8763 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8764 (vect_update_misalignment_for_peel): Likewise.
8765 (vector_alignment_reachable_p): Likewise.
8766 * tree-vect-transform.c (vectorizable_load): Likewise.
8767 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8768 (get_vectype_for_scalar_type): Pass mode of scalar_type
8769 to UNITS_PER_SIMD_WORD.
8771 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8772 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8773 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8774 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8775 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8777 2008-05-22 Ira Rosen <irar@il.ibm.com>
8779 PR tree-optimization/36293
8780 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8781 if the first load must be skipped because of a gap.
8783 2008-05-22 Richard Guenther <rguenther@suse.de>
8785 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8786 more cases of offset disambiguation that is possible if
8787 strict-aliasing rules apply.
8788 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8789 for basic offset and type-based disambiguation.
8791 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8793 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8794 ix86_expand_vector_set on V16QImode for SSE4.1.
8796 2008-05-21 Tom Tromey <tromey@redhat.com>
8798 * c.opt (Wimport): Mark as undocumented.
8799 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8801 (Warning Options): Likewise.
8802 * doc/cppopts.texi: Don't mention -Wimport.
8804 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8806 PR tree-optimization/36287
8807 PR tree-optimization/36286
8808 * lambda-code.c (build_access_matrix): Do not use the loop->num
8809 for computing the number of induction variables: use the loop depth
8812 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8815 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8816 option -f(no-)leading-underscore.
8818 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8820 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8821 GET_MODE_NUNITS (mode).
8823 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8825 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8826 (-mmulhw): Add 464 to description.
8827 (-mdlmzb): Likewise.
8828 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8829 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8831 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8832 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8833 * config/rs6000/rs6000.md: Update comments for 464.
8835 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8837 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8839 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8841 * config/i386/sse.md (vec_extractv4sf): Removed.
8842 (vec_extractv2df): Likewise.
8843 (vec_extractv2di): Likewise.
8844 (vec_extractv4si): Likewise.
8845 (vec_extractv8hi): Likewise.
8846 (vec_extractv16qi): Likewise.
8847 (vec_extract<mode>): New.
8849 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8851 * config/i386/sse.md (vec_setv4sf): Removed.
8852 (vec_setv2df): Likewise.
8853 (vec_setv2di): Likewise.
8854 (vec_setv4si): Likewise.
8855 (vec_setv8hi): Likewise.
8856 (vec_setv16qi): Likewise.
8857 (vec_set<mode>): New.
8859 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8861 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8862 goto for vec_concat and vec_interleave.
8864 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8866 * config/i386/sse.md (vec_initv4sf): Removed.
8867 (vec_initv2df): Likewise.
8868 (vec_initv2di): Likewise.
8869 (vec_initv4si): Likewise.
8870 (vec_initv8hi): Likewise.
8871 (vec_initv16qi): Likewise.
8872 (vec_init<mode>): New.
8874 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8876 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8878 2008-05-21 Tom Tromey <tromey@redhat.com>
8880 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8881 (zone_find_object_offset): Likewise.
8882 (gt_ggc_m_S): Likewise.
8883 (highest_bit): Likewise.
8884 * ggc-page.c (gt_ggc_m_S): New function.
8885 * stringpool.c (string_stack): Remove.
8886 (init_stringpool): Update.
8887 (ggc_alloc_string): Use ggc_alloc.
8888 (maybe_delete_ident): New function.
8889 (ggc_purge_stringpool): Likewise.
8890 (gt_ggc_m_S): Remove.
8891 * ggc-common.c (ggc_protect_identifiers): New global.
8892 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8893 ggc_protect_identifiers.
8894 * ggc.h (ggc_protect_identifiers): Declare.
8895 (gt_ggc_m_S): Update.
8896 (ggc_purge_stringpool): Declare.
8897 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8898 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8900 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8902 2008-05-21 David S. Miller <davem@davemloft.net>
8904 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8907 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8909 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8912 2008-05-20 David Daney <ddaney@avtrex.com>
8914 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8915 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8916 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8917 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8918 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8919 (atomic_hiqi_op): New define_code_iterator.
8920 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8921 mips_expand_compare_and_swap_12.
8922 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8923 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8924 (sync_<optab><mode>, sync_old_<optab><mode>,
8925 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8926 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8927 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8928 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8929 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8930 (test_and_set_12): New insn.
8931 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8932 sync_new_<optab><mode>, sync_old_nand<mode>,
8933 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8934 clobber to operand 0 for SI and DI mode insns.
8935 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8936 mips_gen_fn_4): New typedefs.
8937 (mips_gen_fn_ptrs): Define new union type.
8938 (mips_expand_compare_and_swap_12): Remove declaration.
8939 (mips_expand_atomic_qihi): Declare function.
8940 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8941 (mips_expand_atomic_qihi): ... this. Use new generator function
8943 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8944 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8945 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8946 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8947 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8948 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8949 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8950 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8951 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8952 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8955 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8957 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8960 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8962 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8963 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8964 (avr_attribute_table): Add 'OS_main' function attribute.
8965 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8966 functions with 'OS_main' attribute.
8968 2008-05-20 Richard Guenther <rguenther@suse.de>
8970 PR tree-optimization/35204
8971 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8972 helper, split out from ...
8973 (DFS): ... here. Make the DFS walk non-recursive.
8975 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8976 Jan Sjodin <jan.sjodin@amd.com>
8978 PR tree-optimization/36181
8979 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8980 (parallelize_loops): Don't parallelize when the loop has vector
8983 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8984 Sebastian Pop <sebastian.pop@amd.com>
8986 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8987 matrix, and never look at the tree representation of the memory
8989 (linear_transform_loops): Computes parameters and access matrices.
8990 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8992 (access_matrix_get_index_for_parameter): New.
8993 * tree-data-ref.h (struct access_matrix): New.
8994 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8995 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8996 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8997 am_vector_index_for_loop): New.
8998 (struct data_reference): Add field access_matrix.
8999 (DR_ACCESS_MATRIX): New.
9000 (compute_data_dependences_for_loop): Update declaration.
9001 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
9002 * lambda.h (lambda_vector_vec_p): Declared.
9003 * lambda-code.c: Depend on pointer-set.h.
9004 (lambda_collect_parameters_from_af, lambda_collect_parameters,
9005 av_for_af_base, av_for_af, build_access_matrix,
9006 lambda_compute_access_matrices): New.
9007 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
9009 2008-05-20 Joseph Myers <joseph@codesourcery.com>
9011 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
9014 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9015 Sebastian Pop <sebastian.pop@amd.com>
9017 PR tree-optimization/36206
9018 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
9020 (instantiate_scev_1): Rename flags to fold_conversions.
9021 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9022 outeside instantiation_loop.
9023 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
9024 (evolution_function_is_affine_or_constant_p): Removed.
9025 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9027 (analyze_siv_subscript): Pass in the loop nest number.
9028 Call evolution_function_is_affine_in_loop instead of
9029 evolution_function_is_affine_p.
9030 (analyze_overlapping_iterations): Pass in the loop nest number.
9032 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9033 Sebastian Pop <sebastian.pop@amd.com>
9035 PR tree-optimization/36206
9036 * tree-chrec.h (chrec_fold_op): New.
9037 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9040 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9042 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9044 (remove_duplicates): Do not set inode on non-inode systems.
9047 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9049 * config.gcc (tm_file): Update comments about relative pathnames.
9051 2008-05-20 Richard Guenther <rguenther@suse.de>
9053 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9054 * tree-ssa-sccvn.c (process_scc): Likewise.
9055 * tree-ssa-sink.c (execute_sink_code): Likewise.
9056 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9057 * tree-vrp.c (process_assert_insertions): Likewise.
9058 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9059 (perform_tree_ssa_dce): Likewise.
9060 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9061 (dump_dominator_optimization_stats): Likewise.
9062 * tree-vectorizer.c (vectorize_loops): Likewise.
9064 2008-05-20 Richard Guenther <rguenther@suse.de>
9066 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9068 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9070 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9071 (ix86_i386elf_return_in_memory): Likewise.
9072 (ix86_i386interix_return_in_memory): Likewise.
9073 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9074 (SUBTARGET_RETURN_IN_MEMORY): New.
9075 * config/i386/i386elf.h: Likewise.
9076 * config/i386/ptx4-i.h: Likewise.
9077 * config/i386/sol2-10.h: Likewise.
9078 * config/i386/sysv4.h: Likewise.
9079 * config/i386/vx-common.h: Likewise.
9080 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9081 * config/i386/i386.c (ix86_return_in_memory): Made static and
9082 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9083 (ix86_i386elf_return_in_memory): Removed.
9084 (ix86_i386interix_return_in_memory): Removed.
9085 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9086 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9088 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9090 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9092 2008-05-19 Xinliang David Li <davidxl@google.com>
9094 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9096 * common.opt: Ditto.
9097 * doc/invoke.texi: Ditto.
9099 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9101 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9102 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9104 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9106 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9107 sizes of operand array from 8/4 to 4/2.
9108 (ix86_expand_vector_init_general): Change size of operand array
9109 from 32 to 16. Remove op0, op1 and half_mode.
9111 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9113 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9114 (ix86_expand_vector_init_interleave): Likewise.
9115 (ix86_expand_vector_init_general): Use them. Assert
9116 word_mode == SImode when n_words == 4.
9118 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9120 * config/i386/i386.c (ix86_secondary_reload): New static function.
9121 (TARGET_SECONDARY_RELOAD): New define.
9122 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9123 * config/i386/i386.md (reload_outqi): Remove.
9125 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9128 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9129 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9130 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9131 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9132 (fold_builtin_1): Likewise.
9133 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9134 c-common.c (check_builtin_function_arguments): Handle
9135 BUILT_IN_ISINF_SIGN.
9136 * doc/extend.texi: Document __builtin_isinf_sign.
9137 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9139 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9141 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9142 EH cleanup at the end of the pass, search for those that have been
9143 turned into forwarder blocks and do the cleanup on their successor.
9145 2008-05-18 Richard Guenther <rguenther@suse.de>
9147 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9148 pointers to sizetype and vice versa.
9150 2008-05-18 Xinliang David Li <davidxl@google.com>
9152 * gcc/tree-ssa-dce.c: Coding style fix.
9153 (check_pow): Documentation comment.
9154 (check_log): Documenation comment. Coding style fix.
9155 (is_unnecessary_except_errno_call): Ditto.
9156 (gen_conditions_for_pow): Ditto.
9157 (gen_conditions_for_log): Ditto.
9158 (gen_shrink_wrap_conditions): Ditto.
9159 (shrink_wrap_one_built_in_calls): Ditto.
9160 * gcc/doc/invoke.texi: Better documentation string.
9161 * ChangeLog: Fix wrong change log entries from
9162 May 17 checkin on function call DCE.
9164 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9166 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9168 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9170 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9171 * df-problems.c (simulation routines): Fixed block comment to
9172 properly say how to add forwards scanning functions.
9174 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9176 * tree-inline.c (setup_one_parameter): Remove dead code.
9178 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9180 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9181 a BIT_AND_EXPR only for an INTEGER_TYPE.
9183 2008-05-17 Xinliang David Li <davidxl@google.com>
9185 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9186 (check_pow, check_log, is_unnecessary_except_errno_call): New
9187 functions to check for eliminating math functions that are pure
9188 except for setting errno.
9189 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9190 general condition expressions for shrink-wrapping pow/log calls.
9191 (gen_shrink_wrap_conditions): Ditto.
9192 (shrink_wrap_one_built_in_call): Ditto.
9193 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9194 (mark_operand_necessary): If debugging, output if OP is necessary.
9195 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9197 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9199 * gcc/common.opt: New user flag -ftree-builtin-dce.
9200 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9202 2008-05-16 David S. Miller <davem@davemloft.net>
9204 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9205 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9207 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9210 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9212 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9214 * ifcvt.c (dead_or_predicable): Rename
9215 df_simulate_one_insn_backwards to df_simulate_one_insn.
9216 * recog.c (peephole2_optimize): Ditto.
9217 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9219 * df.h: Rename df_simulate_one_insn_backwards to
9220 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9221 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9222 scanning of defs and uses.
9223 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9224 (df_simulate_one_insn_forwards): Removed.
9226 2008-05-16 Doug Kwan <dougkwan@google.com>
9228 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9230 (real_from_string): Handle NaNs and Inf as approriate.
9232 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9234 * doc/gty.texi (Source Files Containing Type Information): Note
9235 that headers should appear first in the gtfiles list.
9237 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9239 * tree.def (COND_EXEC): Properly documented this code.
9241 2008-05-16 Diego Novillo <dnovillo@google.com>
9243 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9244 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9247 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9249 * tree-ssa-dse (max_stmt_uid): Removed.
9250 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9251 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9252 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9253 * function.h (cfun.last_stmt_uid): New field.
9254 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9255 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9257 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9258 (create_stmt_ann): Initialize the ann->uid field.
9259 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9261 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9263 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9265 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9266 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9267 (init_empty_tree_cfg): Call it.
9269 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9271 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9274 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9276 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9277 * tree-dump.c (dump_options): New verbose option.
9278 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9280 * tree-pass.h (TDF_VERBOSE): New dump flag.
9281 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9282 (tree-flow.h): Added include.
9283 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9285 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9287 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9289 From Jie Zhang <jie.zhang@analog.com>
9290 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9291 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9292 mcpu=bf561-none and mcpu=bf561-0.2.
9293 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9294 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9295 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9296 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9297 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9298 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9299 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9301 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9302 (cputype_selected): Remove.
9303 (bfin_handle_option): Don't use cputype_selected.
9304 (override_options): When no mcpu option, enable all workarounds.
9305 Don't use bfin_workarounds.
9306 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9308 (DEFAULT_CPU_TYPE): Don't define.
9310 2008-05-16 Richard Guenther <rguenther@suse.de>
9312 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9313 on deletion of the last stmt.
9315 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9317 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9318 V8HImode for SSE2 and V16QImode for SSE4.1.
9320 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9322 * cgraph.h (compute_inline_parameters): Made public.
9323 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9324 variable_generate_summary, function_write_summary,
9325 variable_write_summary, variable_read_summary. Added generate_summary,
9326 write_summary, read_summary.
9327 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9328 pass_ipa_inline.function_generate_summary, to
9329 compute_inline_parameters.
9330 * ipa-inline.c (compute_inline_parameters): Made public and added
9332 (compute_inline_parameters_for_current): New function.
9333 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9334 (inline_generate_summary): Removed parameter and made to loop over
9336 (pass_ipa_inline): Updated for new IPA_PASS structure.
9337 * passes.c (execute_ipa_summary_passes): Now is called once per
9338 pass rather than once per node*pass.
9340 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9342 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9343 avr_have_mul_p, avr_asm_only_p): Remove variables.
9344 (avr_override_options): Remove initialization of removed variables.
9345 (avr_file_start): Convert removed variables to fields of
9346 'struct base_arch_s *avr_current_arch'.
9347 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9348 (AVR_HAVE_MUL): (Ditto.).
9349 (AVR_HAVE_MOVW): (Ditto.).
9350 (AVR_HAVE_LPMX): (Ditto.).
9351 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9352 avr_asm_only_p): Remove declaration.
9354 2008-05-15 Diego Novillo <dnovillo@google.com>
9356 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9357 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9359 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9362 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9363 Don't call record_truncated_value from here.
9364 (record_truncated_value): Turn it into a for_each_rtx callback.
9365 (record_truncated_values): New function.
9366 (combine_instructions): Call note_uses with record_truncated_values.
9367 Change name of check_conversion to check_promoted_subreg.
9369 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9371 * doc/sourcebuild.texi: Document support for torture tests.
9373 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9375 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9376 to alternative 4 of operand 2.
9378 2008-05-15 Richard Guenther <rguenther@suse.de>
9380 * tree-pass.h (current_pass): Declare.
9381 (get_pass_for_id): Likewise.
9382 * passes.c (passes_by_id, passes_by_id_size): New globals.
9383 (set_pass_for_id): New function.
9384 (get_pass_for_id): Likewise.
9385 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9386 (execute_function_todo): Flush per function statistics.
9387 * toplev.c (compile_file): Init statistics.
9388 (general_init): Do early statistics initialization.
9389 (finalize): Finish statistics.
9390 * statistics.h (statistics_early_init): Declare.
9391 (statistics_init): Likewise.
9392 (statistics_fini): Likewise.
9393 (statistics_fini_pass): Likewise.
9394 (statistics_counter_event): Likewise.
9395 (statistics_histogram_event): Likewise.
9396 * statistics.c: New file.
9397 * Makefile.in (OBJS-common): Add statistics.o.
9398 (statistics.o): Add dependencies.
9399 * doc/invoke.texi (-fdump-statistics): Document.
9401 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9403 (execute_pre): Use statistics_counter_event.
9404 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9405 (substitute_and_fold): Increment it. Use statistics_counter_event.
9407 2008-05-15 Diego Novillo <dnovillo@google.com>
9409 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9411 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9412 * tree-ssa-alias.c (new_type_alias): Remove references to
9413 sub-variables from comment.
9414 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9416 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9418 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9419 attribute to 1 only for insertps alternative.
9421 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9423 * config/bfin/bfin.md (loadbytes): New pattern.
9424 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9425 (bfin_init_builtins): Initialize it.
9426 (bdesc_1arg): Add it.
9428 2008-05-15 Sa Liu <saliu@de.ibm.com>
9430 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9431 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9432 * testsuite/lib/target-supports.exp: Add
9433 check_effective_target_fortran_integer_16.
9435 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9437 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9438 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9439 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9440 (TARGET_RETURN_IN_MEMORY): Define.
9442 2008-05-15 Richard Guenther <rguenther@suse.de>
9445 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9446 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9447 represent unmodifiable vars.
9449 2008-05-15 Richard Guenther <rguenther@suse.de>
9451 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9452 INDIRECT_REF and TARGET_MEM_REF.
9453 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9456 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9457 H.J. Lu <hongjiu.lu@intel.com>
9459 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9460 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9461 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9462 insn alternatives. Add missing alternatives.
9463 (*vec_concatv2di_rex64_sse4_1): Likewise.
9464 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9465 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9468 2008-05-15 Richard Guenther <rguenther@suse.de>
9470 PR tree-optimization/36009
9471 PR tree-optimization/36204
9472 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9473 (determine_invariantness_stmt): Record the loop a store is
9475 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9478 2008-05-15 Richard Guenther <rguenther@suse.de>
9480 PR tree-optimization/34330
9481 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9482 through the pointer will alias the SMT.
9484 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9486 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9488 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9490 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9492 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9493 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9495 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9496 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9497 (vashl_optab): New optab for vector/vector shifts.
9498 (vashr_optab): Ditto.
9499 (vlshr_optab): Ditto.
9500 (vrotl_optab): Ditto.
9501 (vrotr_optab): Ditto.
9502 (optab_subtype): New enum for optab_for_tree_code call.
9503 (optab_for_tree_code): Add enum optab_subtype argument.
9505 * optabs.c (optab_for_tree_code): Take an additional argument to
9506 distinguish between a vector shift by a scalar and vector shift by
9507 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9508 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9509 vector shift by a vector.
9510 (expand_widen_pattern_expr): Pass additional argument to
9511 optab_for_tree_code.
9513 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9514 vrotl_optab, vrotr_optab.
9516 * expr.c (expand_expr_real_1): Update calls to
9517 optab_for_tree_code to distinguish between vector shifted by a
9518 scalar and vector shifted by a vector.
9519 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9520 (supportable_narrowing_operation): Ditto.
9521 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9522 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9523 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9524 (vect_create_epilog_for_reduction): Ditto.
9525 (vectorizable_reduction): Ditto.
9526 (vectorizable_operation): Ditto.
9527 (vect_strided_store_supported): Ditto.
9528 (vect_strided_load_supported): Ditto.
9529 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9530 * expmed.c (expand_shift): Ditto.
9532 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9534 (ashr@var{m}3): Ditto.
9535 (vashl@var{m}3): Document new vector/vector shift standard name.
9536 (vashr@var{m}3): Ditto.
9537 (vlshr@var{m}3): Ditto.
9538 (vrotl@var{m}3): Ditto.
9539 (vrotr@var{m}3): Ditto.
9541 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9542 (PPERM_INVERT): Ditto.
9543 (PPERM_REVERSE): Ditto.
9544 (PPERM_REV_INV): Ditto.
9545 (PPERM_ZERO): Ditto.
9546 (PPERM_ONES): Ditto.
9547 (PPERM_SIGN): Ditto.
9548 (PPERM_INV_SIGN): Ditto.
9549 (PPERM_SRC1): Ditto.
9550 (PPERM_SRC2): Ditto.
9552 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9553 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9554 allows a memory operand to be the value being added, and split it
9555 to improve vectorization.
9556 (sse5_pmacsdqh_mem): Ditto.
9557 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9558 (sse5_mulv2div2di3_high): Ditto.
9559 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9560 (vec_pack_trunc_v4si): Ditto.
9561 (vec_pack_trunc_v2di): Ditto.
9562 (sse5_pcmov_<mode>): Remove code that tried to use use
9563 andps/andnps instead of pcmov.
9564 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9565 pmacsdqh instructions.
9566 (vec_widen_smult_lo_v4si): Ditto.
9568 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9569 (PPERM_INVERT): Ditto.
9570 (PPERM_REVERSE): Ditto.
9571 (PPERM_REV_INV): Ditto.
9572 (PPERM_ZERO): Ditto.
9573 (PPERM_ONES): Ditto.
9574 (PPERM_SIGN): Ditto.
9575 (PPERM_INV_SIGN): Ditto.
9576 (PPERM_SRC1): Ditto.
9577 (PPERM_SRC2): Ditto.
9578 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9580 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9582 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9583 says ignore whether the last reference is a memory operand.
9585 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9586 Paolo Bonzini <bonzini at gnu dot org>
9588 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9591 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9592 (vlshr<mode>3): Rename from vlshr<mode>3.
9593 (vashr<mode>3): Rename from vashr<mode>3.
9594 (mulv4sf3): Change the names of vector shift patterns.
9598 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9601 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9626 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9627 (floatunssidf2_internal): Change vector/vector shift names.
9628 (floatunsdidf2_internal): Ditto.
9635 (vashl<mode>3): Rename from ashl<mode>3.
9636 (vashr<mode>3): Rename from ashr<mode>3.
9637 (vlshr<mode>3): Rename from lshr<mode>3.
9638 (vrotl<mode>3): Rename from rotl<mode>3.
9640 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9643 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9644 multiply gives the wrong value when doing widening multiplies.
9645 (vec_widen_smult_lo_v4si): Ditto.
9647 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9649 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9650 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9651 emit_library_call_value.
9652 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9653 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9654 * calls.c (initialize_argument_information, precompute_arguments,
9655 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9656 (precompute_arguments): Removed flags parameter.
9657 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9659 2008-05-14 Richard Guenther <rguenther@suse.de>
9661 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9662 Make sure to register the store if the use is a PHI_NODE.
9664 2008-05-14 Olivier Hainque <hainque@adacore.com>
9666 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9667 memory if the component is to be referenced in BLKmode according
9668 to get_inner_reference.
9670 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9672 * calls.c (emit_library_call_value_1): Restore code clearing
9673 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9675 2008-05-14 Olivier Hainque <hainque@adacore.com>
9676 Nicolas Roche <roche@adacore.com>
9678 * configure.ac: Add support for a "gcc_subdir" variable in
9679 config-lang.in, to denote a subdirectory where the language/GCC
9680 integration files are to be found.
9681 * configure: Regenerate.
9683 2008-05-14 Ira Rosen <irar@il.ibm.com>
9685 PR tree-optimization/36098
9686 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9687 value for the first load in the group in case of a gap.
9688 (vect_build_slp_tree): Check that there are no gaps in loads.
9690 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9692 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9693 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9694 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9695 emit_insn and remove unneeded code to construct extra args.
9696 (emit_no_conflict_block): Removed.
9697 * optabls.h: (emit_no_conflict_block): Removed.
9698 * cse.c (cse_extended_basic_block): Remove search for
9699 REG_NO_CONFLICT note.
9700 * global.c: Removed incorrect comment added in revision 117.
9701 * expr.c (convert_move): Change call to emit_no_conflict_block to
9703 * recog.c: Change comments so that they do not mention
9705 * local_alloc.c (combine_regs): Removed last parameter.
9706 (no_conflict_p): Removed.
9707 (block_alloc): Removed note, no_conflict_combined_regno and set
9708 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9709 (combine_regs): Removed already_dead and code to look for
9710 REG_NO_CONFLICT notes.
9711 * lower_subreg (remove_retval_note): Removed code to look for
9712 REG_NO_CONFLICT block.
9713 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9714 (resolve_clobber): Remove code to process libcalls that have
9715 REG_NO_CONFLICT notes.
9716 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9718 * combine.c (can_combine_p, distribute_notes): Removed
9719 REG_NO_CONFLICT case.
9720 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9722 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9723 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9725 * reg-notes.def (NO_CONFLICT): Removed.
9727 2008-05-14 David S. Miller <davem@davemloft.net>
9729 * config/sparc/sparc.c (sparc_profile_hook): If
9730 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9731 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9732 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9734 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9736 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9738 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9741 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9742 and op1 expansion before vector concat to have less live pseudos.
9744 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9746 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9747 ix86_expand_vector_set if supported.
9749 2008-05-13 Diego Novillo <dnovillo@google.com>
9750 Kenneth Zadeck <zadeck@naturalbridge.com>
9752 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9754 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9755 phinodes_print_statistics, init_ssanames, fini_ssanames,
9756 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9757 release_ssa_name, release_defs, replace_ssa_name_symbol,
9758 ssanames_print_statistics): Move ...
9759 * tree-flow.h: ... here.
9760 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9761 Use FN instead of cfun.
9762 (make_ssa_name_fn): Rename from make_ssa_name.
9763 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9764 * tree-flow-inline.h (make_ssa_name): Move from
9765 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9766 * omp-low.c (expand_omp_parallel):
9767 * tree-flow-inline.h (redirect_edge_var_map_result):
9768 * tree-ssa.c (init_tree_ssa): Add argument FN.
9769 Use it instead of cfun. Update all users.
9771 2008-05-13 Tom Tromey <tromey@redhat.com>
9773 PR preprocessor/22168:
9774 * doc/cpp.texi (Top): Update menu.
9775 (Alternatives to Wrapper #ifndef): New node.
9776 (Other Directives): Document deprecation.
9777 (Obsolete Features): Remove menu.
9778 (Assertions): Merge node into Obsolete Features.
9779 (Obsolete once-only headers): Move earlier; rename to Alternatives
9781 * doc/cppopts.texi: Update.
9782 * c.opt (Wdeprecated): Enable for C and ObjC.
9783 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9784 (C++ Dialect Options): Move -Wno-deprecated from here to...
9785 (Warning Options): ... here.
9787 2008-05-13 Richard Guenther <rguenther@suse.de>
9790 * fold-const.c (fold_sign_changed_comparison): Do not allow
9791 changes in pointer-ness.
9793 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9796 * config/sh/sh.c (sh_expand_prologue): Don't clear
9797 RTX_FRAME_RELATED_P for push insns.
9799 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9801 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9803 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9805 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9806 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9807 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9809 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9811 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9812 (*vec_concatv4sf_sse): This.
9813 (*sse2_concatv2si): Renamed to ...
9814 (*vec_concatv2si_sse2): This.
9815 (*sse1_concatv2si): Renamed to ...
9816 (*vec_concatv2si_sse): This.
9817 (*vec_concatv2di_rex): Renamed to ...
9818 (*vec_concatv2di_rex64): This.
9819 (*vec_concatv2si_sse4_1): New.
9820 (*vec_concatv2di_rex64_sse4_1): Likewise.
9822 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9824 PR rtl-optimization/36111
9825 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9826 that was created for swappable operands.
9828 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9831 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9832 * configure.ac: Add call to ACX_PROG_GNAT.
9834 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9836 * optc-gen.awk: Fix comment typo.
9838 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9840 * pretty-print.c (pp_integer_with_precision): Use
9841 HOST_LONG_LONG_FORMAT.
9843 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9845 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9847 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9849 * config/i386/i386.c (bdesc_ptest): Removed.
9850 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9851 (bdesc_args): Add __builtin_ia32_ptestz128,
9852 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9853 (ix86_init_mmx_sse_builtins): Updated.
9854 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9855 (ix86_expand_builtin): Updated.
9857 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9859 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9860 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9862 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9864 * value-prof.c (interesting_stringop_to_profile): Do not
9865 return early for BUILT_IN_MEMPCPY.
9867 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9869 * calls.c (expand_call): Don't use callgraph to increase
9870 preferred_stack_boundary.
9872 * cgraph.h (cgraph_rtl_info): Use unsigned on
9873 preferred_incoming_stack_boundary.
9875 * final.c (rest_of_clean_state): Use unsigned on
9876 preferred_stack_boundary.
9878 2008-05-09 Tom Tromey <tromey@redhat.com>
9880 PR preprocessor/22231:
9881 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9884 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9886 PR tree-optimization/36129
9887 * tree-ssa-ccp.c: Include value-prof.h.
9888 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9889 built-in function was folded to a constant.
9890 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9892 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9893 Sebastian Pop <sebastian.pop@amd.com>
9895 * tree-scalar-evolution.c: Document instantiate_scev.
9896 (instantiate_parameters_1): Renamed instantiate_scev_1.
9897 Don't use the same loop for instantiation_loop and evolution_loop.
9898 (instantiate_scev): New.
9899 (instantiate_parameters): Moved...
9900 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9901 same loop twice. Maintains the semantics for this function.
9902 * tree-scalar-evolution.h (instantiate_scev): Declare.
9903 (instantiate_parameters): ...here. Now static inline.
9904 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9905 instead of resolve_mixers.
9907 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9909 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9911 2008-05-09 Tomas Bily <tbily@suse.cz>
9913 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9914 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9915 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9916 * c-common.c (c_common_truthvalue_conversion): Likewise.
9917 * tree-object-size.c (compute_object_offset): Likewise.
9918 * tree-inline.c (estimate_num_insns_1): Likewise.
9919 * varasm.c (const_hash_1, compare_constant, copy_constant)
9920 (compute_reloc_for_constant, output_addressed_constants)
9921 (initializer_constant_valid_p): Likewise.
9922 * c-omp.c (check_omp_for_incr_expr): Likewise.
9923 * gimplify.c (gimplify_expr): Likewise.
9924 * c-typeck.c (c_finish_return): Likewise.
9925 * tree-vectorizer.c (supportable_widening_operation)
9926 (supportable_narrowing_operation): Likewise.
9927 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9928 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9929 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9930 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9931 (descr_info_loc): Likewise.
9932 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9933 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9934 (fold_unary): Likewise.
9935 * builtins.c (get_pointer_alignment): Likewise.
9936 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9937 (instantiate_parameters_1): Likewise.
9938 * tree.c (expr_align, stabilize_reference): Likewise.
9939 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9940 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9941 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9942 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9943 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9944 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9946 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9947 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9948 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9949 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9950 (forward_propagate_comparison)
9951 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9952 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9953 * emit-rtl.c (component_ref_for_mem_expr)
9954 (set_mem_attributes_minus_bitpos): Likewise.
9955 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9956 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9958 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9959 (build_function_call, pointer_diff, build_compound_expr)
9960 (c_finish_return): Likewise.
9961 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9962 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9964 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9965 * expr.c (is_aligning_offset): Likewise.
9966 * tree-ssa-alias.c (is_escape_site): Likewise.
9967 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9968 (check_all_va_list_escapes): Likewise.
9969 * tree-ssa-loop-ivopts.c (determine_base_object)
9970 (determine_common_wider_type): Likewise.
9971 * dojump.c (do_jump): Likewise.
9972 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9973 * tree-gimple.c (is_gimple_cast): Likewise.
9974 * fold-const.c (decode_field_reference, )
9975 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9976 (fold_binary): Likewise.
9977 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9978 (already_warned_in_frontend_p): Likewise.
9979 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9980 * tree.c (really_constant_p, get_unwidened): Likewise.
9981 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9982 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9983 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9985 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9987 (CONVERT_EXPR_P): Define.
9988 (CASE_CONVERT): Define.
9990 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9993 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9994 (delete_unmarked_insns): When deleting a call, call
9995 delete_unreachable_blocks.
9996 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9997 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9999 2008-05-08 Richard Guenther <rguenther@suse.de>
10001 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
10002 (-ftree-salias): Likewise.
10003 (salias-max-implicit-fields): Remove param documentation.
10004 (salias-max-array-elements): Likewise.
10005 * tree-pass.h (pass_create_structure_vars): Remove.
10006 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10007 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10008 * tree-ssa-alias.c (create_structure_vars): Remove.
10009 (gate_structure_vars): Likewise.
10010 (pass_create_structure_vars): Likewise.
10011 (gate_build_alias): Likewise.
10012 (pass_build_alias): Adjust to run always and dump the function.
10013 * common.opt (ftree-salias): Hide.
10014 * passes.c (init_optimization_passes): Remove
10015 pass_create_structure_vars, adjust comment.
10016 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10017 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10018 * opts.c (decode_options): Do not set flag_tree_salias.
10019 (common_handle_option): Add OPT_ftree_salias to the backward
10020 compatibility section.
10022 2008-05-08 Richard Guenther <rguenther@suse.de>
10024 * tree-flow-inline.h (var_can_have_subvars): Move ...
10025 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10026 * tree-flow.h (var_can_have_subvars): Remove.
10027 (push_fields_onto_fieldstack): Remove.
10028 (sort_fieldstack): Likewise.
10029 (struct fieldoff): Move ...
10030 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10031 alias_set and base_for_components fields.
10032 (sort_fieldstack): Make static.
10033 (push_fields_onto_fieldstack): Likewise. Remove code that
10034 handles anything but RECORD_TYPEs. Remove alias_set and
10035 base_for_components handling.
10036 (create_variable_info_for): Adjust.
10038 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10040 * common.opt (Wframe-larger-than=): Shorten the help message
10042 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10044 2008-05-08 Rafael Espindola <espindola@google.com>
10046 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10048 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10049 trap and that both operands are gimple values.
10050 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10051 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10054 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10056 * read-rtl.c (join_c_conditions): Return the first string if the
10057 two strings are equal.
10059 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10061 * gensupport.h (pred_data): Add a "num_codes" field.
10062 (add_predicate_code): Declare.
10063 * gensupport.c (add_predicate_code): New function.
10064 (std_pred_table): Add an "allows_const_p" field.
10065 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10066 Remove the (incomplete) list of such codes from the codes field.
10067 (init_predicate_table): Use add_predicate_code. Add all
10068 RTX_CONST_OBJs if allows_const_p is true.
10069 * genrecog.c (process_define_predicate): Use add_predicate_code.
10071 2008-05-08 David Daney <ddaney@avtrex.com>
10072 Richard Sandiford <rsandifo@nildram.co.uk>
10074 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10075 special case of constant zero operands.
10076 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10077 old and new values. Special case constant zero values.
10078 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10080 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10081 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10083 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10086 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10087 similar RTX_CONST_OBJ before CONST_INT.
10089 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10091 * stmt.c (expand_stack_restore): Change sa mode if needed.
10093 2008-05-08 Richard Guenther <rguenther@suse.de>
10095 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10096 return type to bool.
10097 (ix86_sol10_return_in_memory): Likewise.
10098 (ix86_i386elf_return_in_memory): Likewise.
10099 (ix86_i386interix_return_in_memory): Likewise.
10100 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10101 (ix86_sol10_return_in_memory): Likewise.
10102 (ix86_i386elf_return_in_memory): Likewise.
10103 (ix86_i386interix_return_in_memory): Likewise.
10105 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10108 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10110 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10111 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10114 2008-05-08 Richard Guenther <rguenther@suse.de>
10116 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10117 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10118 (DR_SUBVARS): Remove.
10119 * tree-dfa.c (dump_subvars_for): Remove.
10120 (debug_subvars_for): Likewise.
10121 (dump_variable): Do not dump subvars.
10122 (remove_referenced_var): Do not remove subvars.
10123 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10124 (lookup_subvars_for_var): Remove.
10125 (get_subvars_for_var): Likewise.
10126 (get_subvars_at): Likewise.
10127 (get_first_overlapping_subvar): Likewise.
10128 (overlap_subvar): Likewise.
10129 * tree-flow.h (subvar_t): Remove.
10130 (struct var_ann_d): Remove subvars field.
10131 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10132 argument. Remove special handling of SFTs.
10133 (compute_tag_properties): Likewise.
10134 (set_initial_properties): Likewise.
10135 (compute_call_clobbered): Likewise.
10136 (count_mem_refs): Likewise.
10137 (compute_memory_partitions): Likewise.
10138 (compute_flow_insensitive_aliasing): Likewise.
10139 (setup_pointers_and_addressables): Likewise.
10140 (new_type_alias): Likewise.
10141 (struct used_part): Remove.
10142 (used_portions): Likewise.
10143 (struct used_part_map): Likewise.
10144 (used_part_map_eq): Likewise.
10145 (used_part_map_hash): Likewise.
10146 (free_used_part_map): Likewise.
10147 (up_lookup): Likewise.
10148 (up_insert): Likewise.
10149 (get_or_create_used_part_for): Likewise.
10150 (create_sft): Likewise.
10151 (create_overlap_variables_for): Likewise.
10152 (find_used_portions): Likewise.
10153 (create_structure_vars): Likewise.
10154 * tree.def (STRUCT_FIELD_TAG): Remove.
10155 * tree.h (MTAG_P): Adjust.
10156 (struct tree_memory_tag): Remove base_for_components and
10157 unpartitionable flags.
10158 (struct tree_struct_field_tag): Remove.
10159 (SFT_PARENT_VAR): Likewise.
10160 (SFT_OFFSET): Likewise.
10161 (SFT_SIZE): Likewise.
10162 (SFT_NONADDRESSABLE_P): Likewise.
10163 (SFT_ALIAS_SET): Likewise.
10164 (SFT_UNPARTITIONABLE_P): Likewise.
10165 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10166 (union tree_node): Remove sft field.
10167 * alias.c (get_alias_set): Remove special handling of SFTs.
10168 * print-tree.c (print_node): Remove handling of SFTs.
10169 * tree-dump.c (dequeue_and_dump): Likewise.
10170 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10171 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10172 * tree-predcom.c (set_alias_info): Do not set subvars.
10173 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10174 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10175 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10176 (add_vars_for_offset): Remove.
10177 (add_virtual_operand): Remove special handling of SFTs.
10178 (add_call_clobber_ops): Likewise.
10179 (add_call_read_ops): Likewise.
10180 (get_asm_expr_operands): Likewise.
10181 (get_modify_stmt_operands): Likewise.
10182 (get_expr_operands): Likewise.
10183 (add_to_addressable_set): Likewise.
10184 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10185 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10186 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10187 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10188 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10189 (tree_node_structure): Likewise.
10190 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10192 (find_what_p_points_to): Likewise.
10194 2008-05-08 Sa Liu <saliu@de.ibm.com>
10196 * config/spu/spu.md: Fixed subti3 pattern.
10198 2008-05-08 Richard Guenther <rguenther@suse.de>
10200 PR middle-end/36154
10201 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10202 sure to create a representative for trailing arrays for PTA.
10204 2008-05-08 Richard Guenther <rguenther@suse.de>
10206 PR middle-end/36172
10207 * fold-const.c (operand_equal_p): Two objects which types
10208 differ in pointerness are not equal.
10210 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10212 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10213 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10214 (emit_library_call_value_1): Add new variable fndecl initialized by
10215 NULL_TREE. It should be the decl type of orgfun, but this information
10216 seems not to be available here, so it uses the default calling abi.
10217 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10218 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10219 by TARGET_RETURN_IN_MEMORY.
10220 * config/i386/i386-interix.h: Likewise.
10221 * config/i386/i386.h: Likewise.
10222 * config/i386/i386elf.h: Likewise.
10223 * config/i386/ptx4-i.h: Likewise.
10224 * config/i386/sol2-10.h: Likewise.
10225 * config/i386/sysv4.h: Likewise.
10226 * config/i386/vx-common.h: Likewise.
10227 * config/cris/cris.h: Removed #if 0 clause.
10228 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10229 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10231 (ix86_sol10_return_in_memory): Likewise.
10232 (ix86_i386elf_return_in_memory): New.
10233 (ix86_i386interix_return_in_memory): New.
10234 * config/mt/mt-protos.h (mt_return_in_memory): New.
10235 * config/mt/mt.c: Likewise.
10236 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10237 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10238 * config/bfin/bfin.h: Likewise.
10239 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10241 * config/bfin/bfin.c: Likewise.
10242 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10243 * config/alpha/unicosmk.h: Likewise.
10244 * config/i386/cygming.h: Likewise.
10245 * config/iq2000/iq2000.h: Likewise.
10246 * config/mips/mips.h: Likewise.
10247 * config/mn10300/mn10300.h: Likewise.
10248 * config/rs6000/rs6000.h: Likewise.
10249 * config/score/score.h: Likewise.
10250 * config/spu/spu.h: Likewise.
10251 * config/v850/v850.h: Likewise.
10252 * defaults.h: Likewise.
10253 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10254 * expr.c (emit_block_move): Adjust use of
10255 OUTGOING_REG_PARM_STACK_SPACE.
10256 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10257 OUTGOING_REG_PARM_STACK_SPACE.
10258 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10260 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10262 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10263 on OMP_RETURN for OMP_FOR.
10266 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10267 (fortran_common): New function.
10268 (gen_variable_die): Call fortran_common instead of common_check,
10269 adjust for it returning tree instead of rtx. Formatting.
10271 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10275 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10276 * c-decl.c (merge_decls): Ditto.
10277 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10278 to RTL_CONST_OR_PURE_CALL_P.
10279 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10280 Initialized DECL_LOOPING_CONST_PURE.
10281 (process_call_operands): Set tree_side_effects properly.
10282 * tree.h (TREE_READONLY_DECL_P): Removed.
10283 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10284 (DECL_LOOPING_OR_CONST_P): New macro.
10285 (struct tree_function_decl): Added looping_const_or_pure_p.
10286 (ECF_*) Renumbered.
10287 (ECF_LOOPING_OR_CONST_P): New macro.
10288 * rtlanal.c (pure_const_p): Removed.
10289 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10290 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10291 to RTL_CONST_CALL_P.
10292 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10293 (check_decl, check_tree, check_call, scan_function): Initialize
10295 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10296 (static_execute): Set looping true for recursive functions.
10297 Undo setting state to IPA_NEITHER for recursive functions.
10298 * cse.c (cse_insn):
10299 * ifcvt.c (noce_can_store_speculate_p): Changed
10300 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10301 RTL_CONST_OR_PURE_CALL_P.
10302 * dse.c (scan_insn): Ditto.
10303 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10304 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10305 RTL_CONST_OR_PURE_CALL_P.
10306 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10307 pure_call_p to RTL_CONST_CALL_P.
10308 * gimplify.c (gimplify_call_expr): Clear side effects for
10309 non-looping pure and constant calls.
10310 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10311 (flags_from_decl_or_type): Set ecf flags from decl flags.
10312 (initialize_argument_information): Turn off
10313 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10314 Change const to pure if callee_copies is true rather than just
10316 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10317 way of marking pure calls.
10318 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10319 Remove hack that was supposed to fix pr7335 and remove old
10320 way of marking pure calls.
10321 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10322 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10323 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10324 RTL_CONST_OR_PURE_CALL_P.
10325 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10326 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10327 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10328 * sched-deps.c (schedule_analyze): Ditto.
10329 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10330 return_val field of calls to represent pure and const function info.
10331 (CONST_OR_PURE_CALL_P): Deleted macro.
10332 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10333 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10334 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10336 * tree-optimize.c (execute_fixup_cfg): Added test for
10337 ECF_LOOPING_CONST_OR_PURE.
10338 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10340 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10341 effects for looping pure or const calls.
10342 (verify_gimple_expr): Added verification code.
10343 * config/alpha/alpha.c (alpha_legitimize_address,
10344 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10346 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10347 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10348 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10349 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10350 RTL_CONST_OR_PURE_CALL_P.
10351 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10352 and const calls to be deleted.
10354 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10357 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10358 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10359 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10360 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10361 to handle nonimmediate operands.
10362 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10363 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10364 to handle nonimmediate operands.
10365 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10366 (mmx_pmulhrwv4hi3): New expander. Use
10367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10368 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10369 (sse2_umulv1siv1di3): New expander. Use
10370 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10371 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10372 (mmx_eq<mode>3): New expander. Use
10373 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10374 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10375 (mmx_uavgv8qi3): New expander. Use
10376 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10377 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10378 (mmx_uavgv4hi3): New expander. Use
10379 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10381 * config/i386/sse.md
10382 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10383 to handle nonimmediate operands.
10384 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10385 to handle nonimmediate operands.
10386 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10387 to handle nonimmediate operands.
10388 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10389 to handle nonimmediate operands.
10390 (sse2_unpckhpd_exp): New expander. Use
10391 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10392 (sse2_unpcklpd_exp): New expander. Use
10393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10394 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10395 to handle nonimmediate operands.
10396 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10397 to handle nonimmediate operands.
10398 (*sse2_<plusminus_insn><mode>3): Rename from
10399 sse2_<plusminus_insn><mode>3 insn pattern.
10400 (sse2_<plusminus_insn><mode>3): New expander. Use
10401 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10402 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10403 (sse2_umulv2siv2di3): New expander. Use
10404 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10405 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10406 (sse4_1_mulv2siv2di3): New expander. Use
10407 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10408 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10409 (sse2_pmaddwd): New expander. Use
10410 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10411 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10412 (sse2_eq<mode>3): New expander. Use
10413 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10414 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10415 (sse4_1_eqv2di3): New expander. Use
10416 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10417 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10418 (sse2_uavgv16qi3): New expander. Use
10419 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10420 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10421 (sse2_uavgv16qi3): New expander. Use
10422 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10423 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10424 (sse2_uavgv8hi3): New expander. Use
10425 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10426 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10427 (ssse3_pmulhrswv8hi3): New expander. Use
10428 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10429 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10430 (ssse3_pmulhrswv4hi3): New expander. Use
10431 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10433 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10434 (<sse>_vmmul<mode>3): Ditto.
10435 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10437 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10438 (ssse3_pmaddubsw): Ditto.
10440 * config/i386/i386.c (struct_builtin_description)
10441 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10442 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10443 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10444 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10445 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10446 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10447 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10448 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10449 (ix86_fixup_binary_operands): Assert that src1
10450 and src2 must have the same mode when swapped.
10451 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10452 and ix86_binary_operator_ok. Do not force operands in registers
10455 2008-05-07 Jan Hubicka <jh@suse.cz>
10457 * cgraph.c (dump_cgraph_node): Update.
10458 * cgraph.h (cgraph_local_info): Break out inline summary.
10459 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10461 * ipa-inline (inline_summary): New accestor function.
10462 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10463 cgraph_decide_inlining, compute_inline_parameters): Update.
10464 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10466 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10468 Cleanup ColdFire scheduling support and add V4 pipeline model.
10470 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10471 (define_attr cpu): Add cfv4 value.
10472 (define_attr type, define_attr type1): Merge into a single 'type'
10473 attribute. Update all uses.
10474 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10475 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10477 (define_attr opx_mem, define_attr opy_mem): Remove.
10478 (define_attr op_mem): Clean up, update comment.
10479 (define_attr size): Use specific values instead of general int.
10480 (define_attr guess, define_attr split): Remove. Update all uses.
10481 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10482 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10483 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10484 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10485 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10486 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10487 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10488 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10489 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10490 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10491 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10492 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10493 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10494 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10495 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10496 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10497 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10498 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10499 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10500 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10501 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10502 Update or set attributes.
10503 (stack_tie): New fake instruction.
10505 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10506 (m68k_sched_attr_size): Update declaration.
10507 (m68k_sched_attr_type2): Remove.
10508 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10509 Declare new bypass predicates.
10511 * config/m68k/m68k.c (m68k_sched_issue_rate,
10512 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10514 (TARGET_SCHED_ISSUE_RATE,
10515 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10516 (override_options): Handle scheduling for ColdFire V4 core.
10517 (m68k_expand_prologue): Emit stack_tie.
10518 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10519 'OP_TYPE_FPN'. Update all uses.
10520 (sched_guess_p): Remove.
10521 (sched_address_type): Handle symbolic addresses.
10522 (sched_get_operand): New static function.
10523 (sched_operand_type): Merge into sched_attr_op_type.
10524 (sched_attr_op_type): Handle FP registers, handle quick constants,
10526 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10527 (m68k_sched_attr_size): Update. Move logic to ...
10528 (sched_get_attr_size_int): New static function.
10529 (sched_get_opxy_mem_type): New static function.
10530 (m68k_sched_attr_op_mem): Update.
10531 (m68k_sched_attr_type2): Remove.
10532 (sched_cfv4_bypass_data): New static variable.
10533 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10534 (m68k_sched_issue_rate): Implement scheduler hook.
10535 (struct _sched_ib: enabled_p): New field.
10536 (m68k_sched_variable_issue): Update. Handle V4.
10537 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10538 sched_dump_class_func_t, sched_dump_split_class,
10539 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10540 sched_dump_dfa_class, m68k_sched_dump): Remove.
10541 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10543 (m68k_sched_init_global): Remove statisctics dumping, introduce
10544 sanity check that all instructions have pipeline reservations. Handle
10546 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10547 Handle ColdFire V4 core.
10548 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10549 New static functions.
10550 (m68k_sched_address_bypass_p): New bypass predicate.
10551 (sched_get_indexed_address_scale): New static function.
10552 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10554 * cf.md: Update comments.
10555 (define_attr type2): Remove. Use 'type' attribute instead.
10557 (cf_ib): Rename to cfv123_ib. Update all uses.
10558 (cf_oep): Rename to cfv123_oep. Update all uses.
10559 (cf_chr): Rename to cfv123_chr. Update all uses.
10560 (cf_mem): Rename to cfv123_mem. Update all uses.
10561 (cf_mac): Move to more appropriate place.
10562 (cfv123_guess): New automaton and cpu_unit.
10563 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10564 Update uses of 'size' attribute. Handle before reload scheduling.
10565 (cfv123_guess): New dummy reservation for unhandled instructions.
10566 (cfv4_*): Pipeline description of ColdFire V4 core.
10567 (ignore): New reservation to handle 'ignore' type.
10569 2008-05-07 Ian Lance Taylor <iant@google.com>
10571 PR middle-end/36013
10572 * gimplify.c (find_single_pointer_decl_1): Don't look through
10574 (find_single_pointer_decl): Adjust comments.
10576 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10578 PR middle-end/36137
10579 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10580 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10582 PR middle-end/36106
10583 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10584 integral type rather than floating point, then VIEW_CONVERT_EXPR
10585 to the floating point type.
10587 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10589 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10590 TFmode op0 to register.
10592 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10594 * c-decl.c (grokdeclarator): Comment typo.
10596 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10598 * tree-flow.h: Remove prototype for computed_goto_p.
10599 * tree-cfg.c (computed_goto_p): Make static.
10601 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10604 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10605 (contains_aligned_value_p): This. Handle _Decimal128.
10606 (ix86_function_arg_boundary): Only align _Decimal128 to its
10607 natural boundary and handle it properly.
10609 2008-05-06 Martin Jambor <mjambor@suse.cz>
10611 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10612 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10613 (ipcp_method_set_orig_node): Removed.
10614 (ipcp_cval_get_cvalue_type): Removed.
10615 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10616 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10617 (ipcp_cval_set_cvalue_type): Removed.
10618 (ipcp_cval_get_cvalue): Removed.
10619 (ipcp_cval_set_cvalue): Removed.
10620 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10621 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10622 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10623 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10624 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10625 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10626 (ipcp_get_ith_lattice): Changed parameters.
10627 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10628 (ipcp_lattice_from_jfunc): Changed parameters.
10629 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10630 (ipcp_method_cval_print): Added temporary variable info.
10631 (ipcp_redirect): Removed already unused local variable caller.
10632 (ipcp_redirect): New temporary variable orig_callee_info
10633 (ipcp_redirect): Removed newly unused local variable callee.
10634 (ipcp_redirect): Removed (a bit confusing) local variable type.
10635 (ipcp_insert_stage): Added local variable info.
10636 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10638 (ipcp_formal_create): Removed.
10639 (ipcp_method_cval_set): Removed.
10640 (ipcp_propagate_stage): Renamed lattice variables.
10641 (ipcp_method_cval_set_cvalue_type): Removed.
10642 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10643 (ipcp_print_all_lattices): Changed printed strings to refer to
10644 lattices rather than cvals.
10645 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10646 (ipcp_propagate_const): Changed formal parameters.
10647 (build_const_val): Changed formal parameters.
10648 (ipcp_insert_stage): Removed useless variable cvalue
10649 (build_const_val): Changed formal parameters.
10650 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10651 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10652 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10653 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10654 (ipcp_print_func_profile_counts): Changed string from "method" to
10656 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10657 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10658 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10659 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10660 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10661 (ipcp_lat_is_const): Changed parameters and made inline.
10662 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10663 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10664 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10665 the predicate condition directly
10666 (ipcp_propagate_stage): Added local variable args. Removed local
10667 variable callee. (Both are mere code simplifications.)
10668 (ipcp_method_dont_insert_const): Renamed to
10669 ipcp_node_not_modifiable_p.
10670 (ipcp_node_not_modifiable_p): Made inline.
10671 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10672 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10673 (ipcp_print_all_lattices): Removed variable cvalue
10674 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10677 2008-05-06 Olivier Hainque <hainque@adacore.com>
10679 * tree-sra.c (try_instantiate_multiple_fields): Early return
10680 if field has POINTER_TYPE.
10682 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10684 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10685 by using 'q' specifier for instruction.
10686 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10688 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10690 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10691 Change mode of zero_extract from QImode to HImode.
10692 (sign bit tests peepholes): (Ditto.).
10694 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10696 * config/i386/mmx.md: Remove double backslashes from asm templates.
10697 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10698 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10699 to handle nonimmediate operands.
10700 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10701 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10702 to handle nonimmediate operands.
10703 (*mmx_<code>v2sf3_finite): New insn pattern.
10704 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10705 (mmx_<code>v2sf3): New expander. Use
10706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10707 (mmx_<plusminus_insn><mode>3): New expander. Use
10708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10709 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10710 (mmx_add<mode>3): Removed.
10711 (mmx_ssadd<mode>3): Ditto.
10712 (mmx_usadd<mode>3): Ditto.
10713 (mmx_sub<mode>3): Ditto.
10714 (mmx_sssub<mode>3): Ditto.
10715 (mmx_ussub<mode>3): Ditto.
10716 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10717 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10718 to handle nonimmediate operands.
10719 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10721 (mmx_smulv4hi3_highpart): New expander. Use
10722 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10723 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10725 (mmx_umulv4hi3_highpart): New expander. Use
10726 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10727 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10728 (mmx_<code>v4hi3): New expander. Use
10729 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10730 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10731 (mmx_<code>v8qi3): New expander. Use
10732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10733 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10734 (mmx_<code><mode>3): New expander. Use
10735 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10737 2008-05-05 Jan Hubicka <jh@suse.cz>
10739 PR tree-optimization/36118
10740 * passes.c (pass_init_dump_file): Fix dump header.
10742 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10744 PR middle-end/36141
10745 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10746 VCE for function decls.
10748 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10750 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10752 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10754 * config/i386/i386.md (sat_plusminus): New.
10755 (plusminus_insn): Likewise.
10756 (plusminus_mnemonic): Likewise.
10758 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10759 (*<addsub><mode>3_cc_overflow): Renamed to ...
10760 (*<plusminus_insn><mode>3_cc_overflow): This.
10761 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10762 (*<plusminus_insn>si3_zext_cc_overflow): This.
10764 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10765 (<plusminus_insn><mode>3): This.
10766 (*<addsub><mode>3): Renamed to ...
10767 (*<plusminus_insn><mode>3): This.
10768 (<sse>_vm<addsub><mode>3): Renamed to ...
10769 (<sse>_vm<plusminus_insn><mode>3): This.
10770 (sse3_h<addsub>v4sf3): Renamed to ...
10771 (sse3_h<plusminus_insn>v4sf3): This.
10772 (sse3_h<addsub>v2df3): Renamed to ...
10773 (sse3_h<plusminus_insn>v2df3): This.
10774 (<plusminus_insn><mode>3): New.
10775 (*<plusminus_insn><mode>3): Likewise.
10776 (sse2_<plusminus_insn><mode>3): Likewise.
10777 (add<mode>): Removed.
10778 (*add<mode>3): Likewise.
10779 (sse2_ssadd<mode>3): Likewise.
10780 (sse2_usadd<mode>3): Likewise.
10781 (sub<mode>3): Likewise.
10782 (*sub<mode>3): Likewise.
10783 (sse2_sssub<mode>3): Likewise.
10784 (sse2_ussub<mode>3): Likewise.
10786 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10788 * gthr-single.h: Add in required interface elements as per gthr.h.
10789 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10790 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10791 Generalize UNUSED macro.
10792 (__gthread_once): Add.
10793 (__gthread_key_create): Add.
10794 (__gthread_key_delete): Add.
10795 (__gthread_getspecific): Add.
10796 (__gthread_setspecific): Add.
10798 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10801 the same size types for the indirect reference on the rhs, then
10804 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10806 * config/i386/i386.md
10807 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10808 one insn template instead of template series.
10809 (*xordi_1_rex64): Ditto.
10810 (*xordi_2_rex64): Ditto.
10812 2008-05-05 Ira Rosen <irar@il.ibm.com>
10814 PR tree-optimization/36119
10815 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10818 2008-06-04 Jan Hubicka <jh@suse.cz>
10820 tree-optimization/36100
10821 * tree-pass.h (pass_O0_always_inline): Declare.
10822 * ipa-inline.c (inline_transform): Remove dead code.
10823 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10824 pass_O0_always_inline): New.
10825 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10827 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10829 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10830 mnemonic in this_param move for TARGET_64BIT.
10832 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10834 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10835 (*strmovsi_rex_1): Ditto.
10836 (*strsetsi_1): Ditto.
10837 (*strsetsi_rex_1): Ditto.
10839 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10840 adddicc expanders using SWI mode iterator.
10842 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10845 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10848 2008-05-04 David S. Miller <davem@davemloft.net>
10850 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10851 (sparc*-*-linux*): Use linux.h in tm_file.
10852 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10853 compiler defaulting to 32-bit.
10854 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10856 * config/sparc/linux.h: Remove definitions now obtained
10857 properly from linux.h
10858 * config/sparc/linux64.h: Likewise.
10859 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10860 don't want this setting for 32-bit builds in a biarch compiler.
10861 * doc/install.texi: Add sparc-linux to list of targets
10862 supporting --enable-targets=all.
10864 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10866 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10868 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10870 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10871 after V4SI_FTYPE_V8HI.
10872 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10873 case V4SI_FTYPE_V2DF.
10875 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10877 * doc/invoke.texi (max-flow-memory-locations): Removed.
10878 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10880 2008-05-03 Richard Guenther <rguenther@suse.de>
10882 PR middle-end/34973
10883 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10885 2008-05-02 David S. Miller <davem@davemloft.net>
10887 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10889 2008-05-02 Simon Baldwin <simonb@google.com>
10892 * c-common.h (warn_array_subscript_range): Removed.
10893 * c-common.c (warn_array_subscript_range): Ditto.
10894 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10895 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10897 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10899 * config/i386/i386.c (ix86_special_builtin_type): New.
10900 (bdesc_special_args): Likewise.
10901 (ix86_expand_special_args_builtin): Likewise.
10902 (ix86_init_mmx_sse_builtins): Updated.
10903 (ix86_expand_builtin): Updated.
10904 (ix86_expand_store_builtin): Removed.
10905 (ix86_expand_unop_builtin): Likewise.
10907 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10908 * config/i386/mmintrin.h (__v2sf): Here.
10910 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10912 (_mm_loadl_pi): Likewise.
10913 (_mm_storeh_pi): Replace __v2si with __v2sf.
10914 (_mm_storel_pi): Likewise.
10916 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10917 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10918 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10919 __builtin_ia32_loadlpd.
10921 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10923 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10924 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10925 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10926 (ix86_init_mmx_sse_builtins): Updated.
10927 (ix86_expand_args_builtin): Likewise.
10928 (ix86_expand_builtin): Likewise.
10929 (ix86_expand_unop1_builtin): Renamed to ...
10930 (ix86_expand_unop_vec_merge_builtin): This.
10932 2008-05-01 Jan Hubicka <jh@suse.cz>
10935 * ipa-inline.c (inline_generate_summary): Make static.
10936 (inline_transform): Do not call inlining at -O0; make static.
10937 * passes.c (execute_todo): Add sanity check.
10938 (execute_one_ipa_transform_pass): Execute proper flags.
10940 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10942 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10943 (DECL_NONADDRESSABLE_P): Likewise.
10944 * alias.c (record_component_aliases): Fix comment.
10946 2008-05-01 Simon Baldwin <simonb@google.com>
10948 * c-common.h (warn_array_subscript_range): New function.
10949 * c-common.c (warn_array_subscript_range): Ditto.
10950 * tree-vrp.c (check_array_ref): Corrected code to agree with
10951 comment, ignoring only arrays of size 0 or size 1.
10952 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10954 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10956 * config/i386/i386.c (ix86_builtin_type): Replace
10957 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10958 (bdesc_args): Updated.
10959 (ix86_init_mmx_sse_builtins): Likewise.
10960 (ix86_expand_args_builtin): Likewise.
10962 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10965 * doc/extend.texi: Correct __builtin_ia32_palignr.
10967 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10970 * config/i386/i386.c (bdesc_crc32): Removed.
10971 (ix86_expand_crc32): Likewise.
10972 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10973 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10974 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10975 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10976 UINT_FTYPE_UINT_UCHAR.
10977 (bdesc_args): Updated. Add crc32 builtins.
10978 (ix86_init_mmx_sse_builtins): Updated.
10979 (ix86_expand_args_builtin): Updated to support subreg.
10981 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10983 2008-05-01 Jan Hubicka <jh@suse.cz>
10985 * tree-pass.h (opt_pass): Add IPA_PASS.
10986 (varpool_node, cgraph_node): Forward declare.
10987 (ipa_opt_pass): Define.
10988 (pass_ipa_inline): Turn into ipa_opt_pass.
10989 (pass_apply_inline): Remove.
10990 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10991 (apply_inline): Turn into ....
10992 (inline_transform): ... this one.
10993 (inline_generate_summary): New function.
10994 (pass_apply_inline): Remove.
10995 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10997 (struct function): Add ipa_transforms_to_apply.
10998 * passes.c (register_one_dump_file): Work on IPA_PASS.
10999 (init_optimization_passes): Remove pass_inline_parameters and
11001 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
11002 (execute_one_pass) ... here; apply transforms when possible.
11003 (add_ipa_transform_pass, execute_ipa_summary_asses,
11004 execute_one_ipa_transform_pass): New.
11005 (execute_ipa_pass_list): Update for IPA_PASS type.
11007 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11009 * config/i386/i386.c (ix86_builtin_type): Add
11010 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
11011 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
11012 (bdesc_args): Add SSE4a builtins.
11013 (ix86_init_mmx_sse_builtins): Updated.
11014 (ix86_expand_args_builtin): Likewise.
11015 (ix86_expand_builtin): Likewise.
11017 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11019 * config/i386/i386.c (ix86_builtin_type): Add
11020 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
11021 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
11022 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
11023 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
11024 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
11025 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11026 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11027 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11028 and DI_FTYPE_DI_DI_INT.
11029 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11030 (ix86_init_mmx_sse_builtins): Updated.
11031 (ix86_expand_args_builtin): Likewise.
11032 (ix86_expand_builtin): Likewise.
11033 (ix86_expand_binop_imm_builtin): Removed.
11035 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11037 2008-04-30 Richard Guenther <rguenther@suse.de>
11039 PR tree-optimization/32921
11040 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11042 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11044 * config/arm/arm.c (arm_unwind_emit): Use
11045 crtl->all_throwers_are_sibcalls instead of
11046 cfun->all_throwers_are_sibcalls.
11047 (arm_output_fn_unwind): Likewise.
11048 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11049 instead of cfun->uses_pic_offset_table.
11050 (frv_expand_prologue): Likewise.
11051 (frv_frame_pointer_required): Likewise.
11052 (frv_expand_fdpic_call): Likewise.
11053 (frv_emit_movsi): Likewise.
11054 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11055 cfun->returns_pcc_struct instead of
11056 current_function_returns_pcc_struct.
11057 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11058 instead of cfun->calls_eh_return.
11059 (m32c_pushm_popm): Likewise.
11060 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11061 "extern" declaration.
11063 2008-04-30 Richard Guenther <rguenther@suse.de>
11065 PR tree-optimization/21636
11066 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11068 (evaluate_stmt): Print the likely value.
11069 (ccp_visit_stmt): Avoid excessive vertical spacing.
11071 2008-04-30 Rafael Espindola <espindola@google.com>
11073 * builtins.c (fold_call_expr): Return realret.
11074 * tree-ssa-threadedge.c
11075 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11076 __builtin_object_size.
11078 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11080 * gcc.c (wrapper_string): New variable.
11081 (insert_wrapper): New function.
11082 (execute): New option -wrapper.
11083 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11085 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11087 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11088 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11089 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11091 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11092 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11093 config/rs6000/e500crtres64gprctr.asm,
11094 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11095 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11096 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11097 config/rs6000/e500crtsav64gprctr.asm,
11098 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11099 config/rs6000/e500crtsavg64gprctr.asm: New files.
11100 * config/rs6000/t-ppccomm: Add build rules for new files.
11101 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11102 * config/rs6000/t-netbsd: Add build rules for new files.
11103 (LIB2FUNCS_STATIC_EXTRA): New variable.
11104 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11105 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11106 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11108 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11110 * config/i386/i386.c (ix86_builtin_type): Add
11111 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11112 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11113 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11114 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11115 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11116 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11117 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11118 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11119 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11120 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11121 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11122 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11123 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11124 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11125 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11126 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11127 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11128 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11129 V1DI_FTYPE_V2SI_V2SI.
11130 (bdesc_2arg): Moved to ...
11131 (bdesc_args): Here.
11132 (ix86_init_mmx_sse_builtins): Updated.
11133 (ix86_expand_args_builtin): Updated. Take a pointer
11134 to const struct builtin_description. Handle comparison
11136 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11137 (ix86_expand_builtin): Updated.
11139 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11140 (ssse3_pmaddubsw128): This.
11141 (ssse3_pmaddubswv4hi3): Renamed to ...
11142 (ssse3_pmaddubsw): This.
11144 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11145 (__builtin_ia32_packssdw128): Likewise.
11146 (__builtin_ia32_packuswb128): Likewise.
11147 (__builtin_ia32_pmaddubsw): Likewise.
11148 (__builtin_ia32_pmaddubsw128): Likewise.
11150 2008-04-30 Richard Guenther <rguenther@suse.de>
11152 PR tree-optimization/14847
11153 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11154 (recognize_bits_test): Use it.
11155 (recognize_single_bit_test): Likewise.
11157 2008-04-30 Martin Jambor <mjambor@suse.cz>
11159 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11160 instead of setting number of formal parameters to zero.
11161 (ipcp_init_stage): Do not set the number of actual parameters to zero
11163 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11164 which are called with variable number of arguments.
11165 (ipcp_insert_stage): Explicitely skipping all nodes which are
11166 called with variable number of arguments.
11167 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11168 number of parameters.
11170 * ipa-prop.h (struct ipa_node_params): Added flag
11171 called_with_var_arguments
11172 (ipa_set_param_count): Added. Changed sole setter to use it.
11173 (ipa_get_param_count): Added. All readers of param_count
11174 converted to use it instead.
11175 (ipa_set_called_with_variable_arg): Added.
11176 (ipa_is_called_with_var_arguments): Added.
11177 (ipa_get_ith_param): Added. All readers of param_decls converted
11179 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11181 (ipa_get_cs_argument_count): Added, all readers of argument_count
11183 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11186 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11187 (struct ipcp_lattice): Renamed cval_type to type
11188 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11190 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11191 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11192 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11193 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11194 (build_const_val): Changed the type of parameter cvalue to tree
11195 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11196 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11198 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11201 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11202 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11203 (ipa_add_method): Renamed to ipa_push_func_to_list
11204 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11205 (ipa_callsite_param_count): Removed.
11206 (ipa_callsite_param_count_set): Removed.
11207 (ipa_callsite_param): Removed.
11208 (ipa_callsite_callee): Removed.
11209 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11210 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11211 (ipa_method_formal_count): Removed.
11212 (ipa_method_formal_count_set): Removed.
11213 (ipa_method_get_tree): Removed.
11214 (ipa_method_tree_map_create): Removed.
11215 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11216 (ipa_create_param_decls_array): Creates the array itself
11217 (ipa_create_param_decls_array): Temporary variable info instead of
11218 a few dereferences.
11219 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11220 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11221 (get_type): Removed.
11222 (ipa_jf_get_info_type): Removed.
11223 (ipa_node_create): Renamed to ipa_create_node_params
11224 (ipa_free): Renamed to ipa_free_all_node_params
11225 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11226 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11227 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11228 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11229 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11230 ipa_free_all_edge_args
11231 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11232 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11233 (ipa_create_methodlist_node): Removed.
11234 (ipa_methodlist_method): Removed.
11235 (ipa_methodlist_method_set): Removed.
11236 (ipa_methodlist_next_method): Removed.
11237 (ipa_methodlist_next_method_set): Removed.
11238 (ipa_method_is_modified): Removed.
11239 (ipa_method_modify_create): Removed.
11240 (ipa_method_modify_init): Temporary variable info instead of a few
11242 (ipa_detect_param_modifications): Temporary variable info instead of
11243 a few dereferences.
11244 (ipa_compute_jump_functions): Temporary variable info instead of
11245 a few dereferences.
11246 (ipa_method_modify_set): Removed.
11247 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11248 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11249 than craph_node as the first parameter.
11250 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11251 (ipa_method_modify_init): Removed.
11252 (ipa_compute_jump_functions): Added a temp variable instead of
11253 repeatadly dereferencing the cgraph_edge.aux pointer
11254 (ipa_callsite_param_set_type): Removed.
11255 (ipa_compute_jump_functions): i renamed to index and moved to
11257 (ipa_callsite_param_set_info_type_formal): Removed.
11258 (ipa_callsite_param_set_info_type): Removed.
11259 (ipa_callsite_param_map_create): Removed.
11260 (ipa_callsite_tree): Removed.
11261 (ipa_callsite_caller): Removed.
11262 (ipa_pop_func_from_list): return_method removed to return_func
11264 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11265 prefixed all values with IPA_. Changed all users.
11266 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11267 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11268 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11269 (union parameter_info): Renamed to jump_func_value.
11270 (union jump_func_value): Renamed value to constant
11271 (struct ipa_jump_func): Renamed info_type to value
11272 (struct ipa_node): Renamed to ipa_node_params
11273 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11274 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11275 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11276 (struct ipa_edge): Renamed to ipa_edge_args
11277 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11278 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11279 (struct ipa_methodlist): Renamed to ipa_func_list
11280 (struct ipa_func_list): method_p renamed to node, next_method
11282 (ipa_methodlist_p): Removed, switched all users to struct pointer
11283 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11285 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11287 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11288 (rs6000_emit_epilogue): Use backchain to restore only when we
11289 have a large frame. Make use of frame pointer to restore if we
11290 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11292 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11294 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11295 Add mode to zero_extract.
11296 (sign bit tests peepholes): (Ditto.).
11298 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11300 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11301 Instructions in comments with SSE3.
11302 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11303 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11304 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11305 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11306 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11307 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11308 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11309 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11310 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11311 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11312 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11313 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11314 (bdesc_sse_args): Renamed to ...
11315 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11316 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11317 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11318 IX86_BUILTIN_FABSQ.
11319 (bdesc_1arg): Moved to ...
11320 (bdesc_args): Here.
11321 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11322 Instructions in comments with SSE3.
11323 (ix86_expand_sse_operands_builtin): Renamed to ...
11324 (ix86_expand_args_builtin): This. Updated.
11325 (ix86_expand_unop1_builtin): Update comments.
11326 (ix86_expand_builtin): Updated.
11328 2008-04-29 Richard Guenther <rguenther@suse.de>
11330 PR tree-optimization/36078
11331 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11332 Update virtual SSA form after cleaning up the CFG.
11334 2008-04-29 Richard Guenther <rguenther@suse.de>
11336 PR middle-end/15255
11337 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11339 2008-04-29 Richard Guenther <rguenther@suse.de>
11341 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11342 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11343 (compute_flow_insensitive_aliasing): Do not treat
11344 PTR_IS_REF_ALL pointers special.
11345 (get_smt_for): Likewise.
11346 (may_alias_p): Re-structure.
11347 (is_escape_site): A ref-all pointer conversion is not an escape site.
11348 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11349 PTR_IS_REF_ALL pointers special.
11350 * tree-ssa-structalias.h (struct alias_info): Remove
11351 ref_all_symbol_mem_tag field.
11352 (PTR_IS_REF_ALL): Remove.
11354 2008-04-29 Richard Guenther <rguenther@suse.de>
11356 PR middle-end/36077
11357 * fold-const.c (extract_muldiv_1): In combining division constants
11358 make sure to never overflow.
11360 2008-04-29 Nick Clifton <nickc@redhat.com>
11362 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11364 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11367 * optc-gen.awk: Work around HP-UX/IA awk bug.
11369 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11371 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11374 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11377 * config/i386/i386.md
11378 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11379 Change operand 1 predicate to nonimmediate_operand.
11381 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11384 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11386 * gengtype.c (walk_type, write_func_for_structure): Handle
11388 * doc/gty.texi: Document chain_circular.
11390 2008-04-28 Richard Guenther <rguenther@suse.de>
11392 PR tree-optimization/36066
11393 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11396 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11399 * config/i386/i386.md
11400 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11401 Use match_scratch instead of match_operand for operands 3 and 4.
11403 2008-04-27 Richard Guenther <rguenther@suse.de>
11405 PR tree-optimization/18754
11406 PR tree-optimization/34223
11407 * tree-pass.h (pass_complete_unrolli): Declare.
11408 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11409 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11410 Rewrite loop into loop closed SSA form if it is not already.
11411 (tree_unroll_loops_completely): Re-structure to iterate over
11412 innermost loops with intermediate CFG cleanups.
11413 Unroll outermost loops only if requested or the code does not grow
11415 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11416 loops are available.
11417 (tree_vectorize): Instead do so here.
11418 (tree_complete_unroll): Also unroll outermost loops.
11419 (tree_complete_unroll_inner): New function.
11420 (gate_tree_complete_unroll_inner): Likewise.
11421 (pass_complete_unrolli): New pass.
11422 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11423 uses outside of the loop.
11424 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11425 form if it is available.
11426 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11427 * passes.c (init_optimization_passes): Schedule complete inner
11428 loop unrolling pass before the first CCP pass after final inlining.
11430 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11432 * targhooks.h (default_emutls_var_fields,
11433 default_emutls_var_init): Declare.
11434 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11435 * target.h (struct gcc_target): Add struct emutls member.
11436 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11437 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11438 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11439 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11440 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11441 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11442 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11443 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11444 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11445 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11446 emit debug information.
11447 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11448 * varasm.c: Include targhooks.h.
11449 (emutls_object_section, emutls_tmpl_section): New.
11450 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11451 (EMUTLS_SEPARATOR): New.
11452 (prefix_name): New.
11453 (get_emutls_object_name): New.
11454 (default_emutls_var_fields): New, broken out of ...
11455 (get_emutls_object_type): ... here. Adjust to use target hooks.
11456 (get_emutls_init_templ_addr): Adjust to use target hooks.
11457 (emutls_decl): Adjust to use target hooks.
11458 (emutls_finish): Likewise.
11459 (default_emutls_var_init): New, broken out of ...
11460 (assemble_variable): ... here. Adjust to use target hooks.
11461 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11462 SECCAT_EMUTLS_TMPL.
11463 * c-common.c (handle_section_attribute): Prevent overriding
11464 sections for emulated tls with special sections.
11465 * config/i386/i386.c (x86_64_elf_select_section): Add
11466 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11467 (x86_64_elf_unique_section): Likewise.
11468 * config/vxworks.c: Include tree.h.
11469 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11470 (vxworks_override_options): Set TLS scheme.
11471 * doc/tm.texi (Emulated TLS): New node.
11473 2008-04-26 Simon Baldwin <simonb@google.com>
11476 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11477 with propagated string constants.
11479 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11481 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11482 constraint for operand 2 when operand 0 is memory operand.
11483 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11484 operand 0 is memory operand.
11485 (fix_trunc<mode>_i387_with_temp): Ditto.
11486 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11487 operand 2 when operand 1 is memory operand.
11488 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11489 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11490 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11491 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11492 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11493 operands 2,3 and 4 when operand 1 is memory operand.
11494 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11496 (fistdi2_floor_with_temp): Ditto.
11497 (fist<mode>2_floor_with_temp): Ditto.
11498 (fistdi2_ceil_with_temp): Ditto.
11499 (fist<mode>2_ceil_with_temp): Ditto.
11500 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11502 2008-04-26 David Daney <ddaney@avtrex.com>
11504 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11506 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11507 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11508 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11509 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11510 (compare_and_swap_12): New insn.
11511 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11512 * config/mips/mips.c (mips_force_binary): New function.
11513 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11514 (mips_expand_compare_and_swap_12): New function.
11515 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11517 2008-04-25 Jan Hubicka <jh@suse.cz>
11520 * cfgexpand.c (pass_expand): Turn into RTL pass.
11521 * passes.c (execute_one_pass): Do pass typechecking after execution.
11522 * tree-pass.h (pass_expand): Turn into RTL pass.
11524 * function.h (struct rtl_data): Move here fields
11525 accesses_prior_frames, calls_eh_return, saves_all_registers,
11526 has_nonlocal_goto, has_asm_statement, is_thunk,
11527 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11528 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11529 arg_pointer_save_area_init from struct function; turn into bool.
11530 (struct function): Move
11531 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11532 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11533 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11534 tail_call_emit, arg_pointer_save_area_init
11535 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11536 (current_function_returns_struct, current_function_returns_pcc_struct,
11537 current_function_calls_setjmp, current_function_calls_alloca,
11538 current_function_accesses_prior_frames,
11539 current_function_calls_eh_return, current_function_is_thunk,
11540 current_function_stdarg, current_function_profile,
11541 current_function_limit_stack, current_function_uses_pic_offset_table,
11542 current_function_uses_const_pool, current_function_has_nonlocal_label,
11543 current_function_saves_all_registers,
11544 current_function_has_nonlocal_goto,
11545 current_function_has_asm_statement): Remove accesor macros.
11546 * ra-conflict.c (global_conflicts): Update.
11547 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11548 (suitable_for_tail_call_opt_p): Update.
11549 * builtins.c (expand_builtin_return_addr): Update.
11550 (expand_builtin_setjmp_setup): Update.
11551 (expand_builtin_nonlocal_goto): Update.
11552 * final.c (final_start_function): Update.
11553 (profile_function): Update.
11554 (leaf_function_p): Update.
11555 (only_leaf_regs_used): Update.
11556 * df-scan.c (df_get_exit_block_use_set): Update.
11557 * dojump.c (clear_pending_stack_adjust): Update.
11558 * tree-stdarg.c (gate_optimize_stdarg): Update.
11559 * gimple-low.c (lower_function_body): Update.
11560 * global.c (compute_regsets): Update.
11561 (global_alloc): Update.
11562 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11563 * expr.c (expand_assignment): Update.
11564 * dse.c (dse_step0): Update.
11565 (dse_step1): Update.
11566 * c-decl.c (store_parm_decls): Update.
11567 * local-alloc.c (combine_regs): Update.
11568 (find_free_reg): Update.
11569 * function.c (assign_parms_augmented_arg_list): Update.
11570 (assign_parm_find_data_types): Update.
11571 (assign_parms): Update.
11572 (allocate_struct_function): Update.
11573 (expand_function_start): Update.
11574 (expand_function_end): Update.
11575 (get_arg_pointer_save_area): Update.
11576 (thread_prologue_and_epilogue_insns): Update.
11577 (rest_of_match_asm_constraints): Update.
11578 * stor-layout.c (variable_size): Update.
11579 * gcse.c (gcse_main): Update.
11580 (bypass_jumps): Update.
11581 * gimplify.c (gimplify_function_tree): Update.
11582 * calls.c (emit_call_1): Update.
11583 (expand_call): Update.
11584 * bt-load.c (compute_defs_uses_and_gen): Update.
11585 * except.c (sjlj_assign_call_site_values): Update.
11586 (sjlj_emit_function_enter): Update.
11587 (can_throw_external): Update.
11588 (set_nothrow_function_flags): Update.
11589 (expand_builtin_unwind_init): Update.
11590 (expand_eh_return): Update.
11591 (convert_to_eh_region_ranges): Update.
11592 (output_function_exception_table): Update.
11593 * emit-rtl.c (gen_tmp_stack_mem): Update.
11594 * cfgexpand.c (expand_used_vars): Update.
11595 (tree_expand_cfg): Update.
11596 * cfgcleanup.c (rest_of_handle_jump): Update.
11597 * explow.c (allocate_dynamic_stack_space): Update.
11598 * varasm.c (assemble_start_function): Update.
11599 (force_const_mem): Update.
11600 (mark_constant_pool): Update.
11601 * tree-optimize.c (tree_rest_of_compilation): Update.
11602 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11603 * tree-cfg.c (notice_special_calls): Update.
11604 (is_ctrl_altering_stmt): Update.
11605 (tree_can_make_abnormal_goto): Update.
11606 (tree_purge_dead_abnormal_call_edges): Update.
11607 * config/alpha/predicates.md: Update.
11608 * config/alpha/alpha.c (alpha_sa_mask): Update.
11609 (alpha_sa_size): Update.
11610 (alpha_does_function_need_gp): Update.
11611 (alpha_expand_prologue): Update.
11612 (alpha_start_function): Update.
11613 (alpha_output_function_end_prologue): Update.
11614 (alpha_expand_epilogue): Update.
11615 * config/frv/frv.c (frv_stack_info): Update.
11616 (frv_expand_epilogue): Update.
11617 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11618 (s390_register_info): Update.
11619 (s390_frame_info): Update.
11620 (s390_init_frame_layout): Update.
11621 (s390_can_eliminate): Update.
11622 (save_gprs): Update.
11623 * config/spu/spu.c (spu_split_immediate): Update.
11624 (need_to_save_reg): Update.
11625 (spu_expand_prologue): Update.
11626 (spu_expand_epilogue): Update.
11627 * config/sparc/sparc.md: Update.
11628 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11629 (sparc_tls_got): Update.
11630 (legitimize_pic_address): Update.
11631 (sparc_emit_call_insn): Update.
11632 (sparc_expand_prologue): Update.
11633 (output_return): Update.
11634 (print_operand): Update.
11635 (sparc_function_ok_for_sibcall): Update.
11636 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11637 * config/m32r/m32r.md: Update.
11638 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11639 (m32r_compute_frame_size): Update.
11640 (m32r_expand_prologue): Update.
11641 (m32r_expand_epilogue): Update.
11642 (m32r_legitimize_pic_address): Update.
11643 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11644 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11645 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11646 (gen_push): Update.
11647 (ix86_save_reg): Update.
11648 (ix86_compute_frame_layout): Update.
11649 (ix86_expand_prologue): Update.
11650 (ix86_expand_epilogue): Update.
11651 * config/sh/sh.c (output_stack_adjust): Update.
11652 (calc_live_regs): Update.
11653 (sh5_schedule_saves): Update.
11654 (sh_expand_prologue): Update.
11655 (sh_expand_epilogue): Update.
11656 (sh_setup_incoming_varargs): Update.
11657 (sh_allocate_initial_value): Update.
11658 (sh_get_pr_initial_val): Update.
11659 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11660 * config/sh/sh.md (label:): Update.
11661 * config/avr/avr.c (out_movhi_mr_r): Update.
11662 * config/crx/crx.h (enum): Update.
11663 * config/xtensa/xtensa.h (along): Update.
11664 * config/stormy16/stormy16.c Update.
11665 (xstormy16_compute_stack_layout): Update.
11666 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11667 (fr30_expand_prologue): Update.
11668 * config/cris/cris.c (cris_conditional_register_usage): Update.
11669 (cris_reg_saved_in_regsave_area): Update.
11670 (cris_initial_frame_pointer_offset): Update.
11671 (cris_simple_epilogue): Update.
11672 (cris_expand_prologue): Update.
11673 (cris_expand_epilogue): Update.
11674 (cris_expand_pic_call_address): Update.
11675 (cris_asm_output_symbol_ref): Update.
11676 (cris_asm_output_label_ref): Update.
11677 * config/cris/cris.md Update.
11678 * config/iq2000/iq2000.c (compute_frame_size): Update.
11679 (iq2000_expand_epilogue): Update.
11680 * config/mt/mt.h (save_direction): Update.
11681 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11682 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11683 (ia64_secondary_reload_class): Update.
11684 * config/m68k/m68k.c (m68k_save_reg): Update.
11685 (m68k_expand_prologue): Update.
11686 (m68k_expand_epilogue): Update.
11687 (legitimize_pic_address): Update.
11688 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11689 (first_reg_to_save): Update.
11690 (first_altivec_reg_to_save): Update.
11691 (compute_vrsave_mask): Update.
11692 (compute_save_world_info): Update.
11693 (rs6000_stack_info): Update.
11694 (spe_func_has_64bit_regs_p): Update.
11695 (rs6000_ra_ever_killed): Update.
11696 (rs6000_emit_eh_reg_restore): Update.
11697 (rs6000_emit_allocate_stack): Update.
11698 (rs6000_emit_prologue): Update.
11699 (rs6000_emit_epilogue): Update.
11700 (rs6000_output_function_epilogue): Update.
11701 (output_profile_hook): Update.
11702 (rs6000_elf_declare_function_name): Update.
11703 * config/rs6000/rs6000.h (rs6000_args): Update.
11704 * config/rs6000/rs6000.md: Update.
11705 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11706 * config/arc/arc.c (arc_output_function_epilogue): Update.
11707 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11708 * config/darwin.c (machopic_function_base_name): Update.
11709 * config/score/score3.c (score3_compute_frame_size): Update.
11712 (score3_epilogue): Update.
11713 * config/score/score7.c (score7_compute_frame_size): Update.
11714 (score7_prologue): Update.
11715 (score7_epilogue): Update.
11716 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11717 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11718 * config/arm/arm.c (use_return_insn): Update.
11719 (require_pic_register): Update.
11720 (arm_load_pic_register): Update.
11721 (arm_compute_save_reg0_reg12_mask): Update.
11722 (arm_compute_save_reg_mask): Update.
11723 (thumb1_compute_save_reg_mask): Update.
11724 (output_return_instruction): Update.
11725 (arm_output_function_prologue): Update.
11726 (arm_output_epilogue): Update.
11727 (arm_get_frame_offsets): Update.
11728 (arm_expand_prologue): Update.
11729 (thumb_pushpop): Update.
11730 (thumb_exit): Update.
11731 (thumb1_expand_prologue): Update.
11732 (thumb1_expand_epilogue): Update.
11733 (arm_unwind_emit): Update.
11734 (arm_output_fn_unwind): Update.
11735 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11736 * config/arm/arm.md: Update.
11737 * config/pa/pa.md: Update.
11738 * config/pa/pa.c (legitimize_pic_address): Update.
11739 (compute_frame_size): Update.
11740 (hppa_expand_prologue): Update.
11741 (hppa_expand_epilogue): Update.
11742 (borx_reg_operand): Update.
11743 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11744 (HARD_REGNO_RENAME_OK): Update.
11745 * config/mips/mips.c (mips_global_pointer): Update.
11746 (mips_save_reg_p): Update.
11747 (mips_compute_frame_info): Update.
11748 (mips_frame_pointer_required): Update.
11749 (mips_expand_prologue): Update.
11750 (mips_expand_epilogue): Update.
11751 (mips_can_use_return_insn): Update.
11752 (mips_reorg_process_insns): Update.
11753 * config/v850/v850.c (compute_register_save_size): Update.
11754 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11755 * config/mmix/mmix.c (along): Update.
11756 (mmix_expand_epilogue): Update.
11757 * config/bfin/bfin.c (legitimize_pic_address): Update.
11758 (must_save_p): Update.
11759 (stack_frame_needed_p): Update.
11760 (add_to_reg): Update.
11761 (bfin_expand_prologue): Update.
11762 * stmt.c (expand_asm_operands): Update.
11763 * reload1.c (reload): Update.
11764 (init_elim_table): Update.
11766 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11768 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11770 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11772 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11773 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11774 (mov<mode>): Removed.
11775 (*movv4sf_internal): Likewise.
11776 (*movv2df_internal): Likewise.
11778 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11780 * config.gcc (crx-*-elf): Remove deprecation.
11782 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11784 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11785 __gcc_deregister_frame with atexit.
11786 (deregister_frame_dtor): Remove.
11788 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11789 Nathan Sidwell <nathan@codesourcery.com>
11791 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11793 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11794 (rs6000_isel): Likewise.
11795 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11796 (rs6000_isel): New variable.
11797 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11799 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11802 * c-common.c (handle_vector_size_attribute): Call
11803 lang_hooks.types.reconstruct_complex_type instead of
11804 reconstruct_complex_type.
11805 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11806 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11807 * langhooks.h (struct lang_hooks_for_types): Add
11808 reconstruct_complex_type hook.
11809 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11810 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11812 2008-04-24 Richard Guenther <rguenther@suse.de>
11814 * c-common.h (check_builtin_function_arguments): Declare.
11815 * c-common.c (validate_nargs): New function.
11816 (check_builtin_function_arguments): Likewise.
11817 * c-typeck.c (build_function_call): Call
11818 check_builtin_function_arguments.
11819 * builtins.c (fold_builtin_classify): Remove error reporting code.
11820 (fold_builtin_unordered_cmp): Likewise.
11821 (fold_builtin_1): Likewise.
11822 (fold_builtin_n): Likewise.
11824 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11826 PR tree-optimization/36008
11827 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11828 the original op1, rather than delta by step.
11830 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11831 Sebastian Pop <sebastian.pop@amd.com>
11833 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11834 eliminate_local_variables_stmt, eliminate_local_variables,
11835 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11836 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11837 of code delimited by two edges in the CFG.
11838 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11839 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11840 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11841 the case of parallelisation of reductions.
11842 (expr_invariant_in_region_p): New.
11844 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11845 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11847 2008-04-24 Ira Rosen <irar@il.ibm.com>
11848 Richard Guenther <rguenther@suse.de>
11850 PR tree-optimization/36034
11851 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11852 incapable of dealing with loads with gaps.
11854 2008-04-24 Rafael Espindola <espindola@google.com>
11856 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11857 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11858 vrp_evaluate_conditional.
11859 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11860 (vrp_evaluate_conditional): Split the cond argument.
11861 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11862 (simplify_stmt_for_jump_threading): Update call to
11863 vrp_evaluate_conditional.
11865 2008-04-24 Ira Rosen <irar@il.ibm.com>
11867 PR tree-optimization/35982
11868 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11869 interleaved data-refs are of the same type.
11871 2008-04-24 Danny Smith <dannysmith@users.net>
11873 * c-format.c (check_format_info_main): Use strncmp rather than a
11874 magic prefix to handle multichar length specs.
11875 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11876 Don't prefix "I64" and "I32" with '\0'.
11878 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11881 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11882 in registers for -m32 only if stdarg_p (fntype).
11884 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11886 PR rtl-optimization/36006
11887 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11888 temp to op0 in order to avoid invalid rtx sharing.
11890 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11892 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11893 check TREE_INVARIANT.
11894 * tree-gimple.c (is_gimple_address): New.
11895 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11896 * tree-gimple.h (is_gimple_address): New.
11897 * tree.h (decl_address_invariant_p): New.
11898 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11899 (build_string): Likewise.
11900 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11901 (tree_invariant_p_1): Likewise.
11902 (save_expr): Use it.
11903 (tree_invariant_p): New.
11904 (skip_simple_arithmetic): Use it.
11905 (stabilize_reference_1): Use it.
11906 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11908 (build1_stat): Drop code to compute TREE_INVARIANT.
11909 (build2_stat): Drop code to compute TREE_INVARIANT.
11910 (build3_stat): Drop code to compute TREE_INVARIANT.
11911 (build4_stat): Drop code to compute TREE_INVARIANT.
11912 (build5_stat): Drop code to compute TREE_INVARIANT.
11913 (build7_stat): Drop code to compute TREE_INVARIANT.
11914 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11915 * tree.h (struct tree_base): Remove invariant_flag.
11916 (TREE_INVARIANT): Remove.
11917 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11918 (fold_builtin_expect): Check TREE_CONSTANT.
11919 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11920 * c-tree.h (c_expr_to_decl): Drop third parameter.
11921 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11922 (build_c_cast): Don't set TREE_INVARIANT.
11923 (pop_init_level): Don't set TREE_INVARIANT.
11924 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11925 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11927 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11928 (gimplify_addr_expr): Adjust comment.
11929 * tree-mudflap.c (mf_build_string):
11930 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11931 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11932 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11933 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11934 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11935 * langhooks.h (struct lang_hooks): Drop third parameter from
11938 2008-04-23 Richard Guenther <rguenther@suse.de>
11940 PR tree-optimization/27799
11941 PR tree-optimization/32921
11942 PR tree-optimization/32624
11943 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11944 SMTs aliases and the tag itself into the solution.
11945 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11946 merge the points-to solution back into the SMT aliases.
11947 (may_alias_p): Use alias_set_subset_of instead of
11948 aliases_conflict_p. A pointer which points to
11949 memory with alias set zero may access any variable.
11951 2008-04-23 Richard Guenther <rguenther@suse.de>
11953 * alias.c (alias_set_subset_of): Correctly handle asking
11954 if zero is a subset of an alias set with zero child.
11955 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11956 (compute_flow_insensitive_aliasing): Correctly walk all
11957 pointers. Do not unnecessarily union sets.
11959 2008-04-23 Richard Guenther <rguenther@suse.de>
11961 PR middle-end/36021
11962 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11964 2008-04-22 Tomas Bily <tbily@suse.cz>
11966 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11968 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11970 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11971 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11972 * tree-inline.c (estimate_num_insns_1): Likewise.
11973 * varasm.c (const_hash_1, compare_constant, copy_constant)
11974 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11975 * emit-rtl.c (component_ref_for_mem_expr)
11976 (set_mem_attributes_minus_bitpos): Likewise.
11977 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11978 (is_aligning_offset): Likewise.
11979 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11980 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11981 * dojump.c (do_jump): Likewise.
11982 * builtins.c (get_pointer_alignment, get_memory_rtx)
11983 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11984 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11986 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11988 PR rtl-optimization/36017
11989 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11990 expanding the library call.
11992 2008-04-22 Ian Lance Taylor <iant@google.com>
11994 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11995 than size_in_bytes.
11997 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11999 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
12000 of LR/CTR moves for Power6.
12002 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12004 PR middle-end/36003
12005 * passes.c (init_optimization_passes): Remove
12006 pass_fast_rtl_byte_dce.
12008 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
12011 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
12012 builtin functions to generate faster code.
12013 (_mm_cvtpu16_ps): Ditto.
12014 (_mm_cvtpi32x2_ps): Ditto.
12016 2008-04-22 Nick Clifton <nickc@redhat.com>
12018 * common.opt (ftree-loop-distribution): Add Optimization
12021 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
12022 (frv_expand_builtin_va_start): Likewise.
12024 * config/arm/arm.c (thumb_find_work_register): Fix location of
12025 argument register count.
12027 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12029 Support scheduling for ColdFire V1 and V3 microarchitecture.
12030 Improve scheduling of multiplication instructions.
12032 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12033 (mac): New instruction attribute.
12034 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12035 (m68k_sched_mac): New variable.
12036 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12037 Handle cfv1 and cfv3.
12038 (max_insn_size): New static variable.
12039 (struct _sched_ib): New type.
12040 (sched_ib): New static variable.
12041 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12042 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12043 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12045 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12046 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12047 new variables. Update.
12048 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12049 Add modeling of cfv3 instruction buffer. Update.
12050 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12051 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12052 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12053 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12054 a particular reservation applies to.
12055 (type2): Reorganize attribute values. Rename alu to alu_reg,
12056 alu_l to alu, move_l to omove. Join move to alu. Split mul
12057 to mul_l and mul_w.
12058 (cf_ib_*): Simplify description of instruction buffer.
12059 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12060 (cf_mem): Split into cf_mem1 and cf_mem2.
12061 (cf_v2_move_??): Rename to cfv12_alu_??.
12062 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12063 (cf_v2_mul_??): Remove reservations.
12064 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12065 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12066 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12068 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12069 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12070 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12071 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12072 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12073 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12074 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12075 expansions of the above reservations for instructions of sizes
12078 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12080 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12082 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12084 * coverage.c: Include tree-pass.h.
12085 (coverage_counter_alloc): Print da_file_name to the dump file.
12087 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12089 * sbitmap.c (sbitmap_range_empty_p): New function.
12090 * sbitmap.h (sbitmap_range_empty_p): New function.
12091 * bitmap.h: Now includes obstack.h.
12093 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12094 Kenneth Zadeck <zadeck@naturalbridge.com>
12096 * dbgcnt.def (ra_byte_scan): Added.
12097 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12098 when the last hit happens for a counter.
12099 * timevar.def (TV_DF_BYTE_LR): New variable.
12100 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12101 * passes.c (pass_fast_rtl_byte_dce): New pass.
12102 * fwprop.c (update_df): Added mode to call df_ref_create.
12103 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12104 DF_REF_EXTRACT_OFFSET.
12105 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12106 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12108 (df_ref_extract): Added mode field.
12109 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12110 DF_REF_EXTRACT_OFFSET.
12111 (DF_REF_EXTRACT_MODE): New macro.
12112 (df_byte_lr_bb_info): New structure.
12113 (df_print_byte_regset, df_compute_accessed_bytes,
12114 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12115 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12116 df_byte_lr_simulate_uses,
12117 df_byte_lr_simulate_artificial_refs_at_top,
12118 df_byte_lr_simulate_artificial_refs_at_end,
12119 df_compute_accessed_bytes): New function.
12120 (df_ref_create): Add parameter.
12121 (df_byte_lr_get_bb_info): New inline function.
12122 * df-scan.c (df_ref_record, df_uses_record,
12123 df_ref_create_structure): Added mode parameter.
12124 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12125 df_defs_record, df_uses_record, df_get_conditional_uses,
12126 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12127 df_entry_block_defs_collect, df_exit_block_uses_collect):
12128 Added mode parameter to calls to df_ref_record, df_uses_record,
12129 df_ref_create_structure.
12130 (df_ref_equal_p, df_ref_compare): Added test for modes.
12131 (df_ref_create_structure): Added code to set mode. Renamed
12132 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12133 DF_REF_EXTRACT_OFFSET.
12134 * df-core.c (df_print_byte_regset): New function.
12135 * df-byte-scan.c: New file.
12136 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12137 calls to BITMAP_FREE.
12138 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12139 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12140 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12141 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12142 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12143 df_byte_lr_local_compute, df_byte_lr_init,
12144 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12145 df_byte_lr_transfer_function, df_byte_lr_free,
12146 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12147 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12148 df_byte_lr_simulate_uses,
12149 df_byte_lr_simulate_artificial_refs_at_top,
12150 df_byte_lr_simulate_artificial_refs_at_end): New function.
12151 * dce.c (byte_dce_process_block): New function.
12152 (dce_process_block): au is now passed in rather than computed
12153 locally. Changed loops that look at artificial defs to not look
12154 for conditional or partial ones, because there never are any.
12155 (fast_dce): Now is able to drive byte_dce_process_block or
12156 dce_process_block depending on the kind of dce being done.
12157 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12158 (rest_of_handle_fast_byte_dce): New function.
12159 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12160 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12162 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12165 * gcc.h: Added fortran options that take arguments to
12166 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12169 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12171 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12172 scalarization if on the LHS and not a full access.
12174 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12176 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12178 2008-04-18 Rafael Espindola <espindola@google.com>
12180 * tree-vrp.c (find_case_label_index): Fix the binary search.
12181 (find_case_label_range): New.
12182 (vrp_visit_switch_stmt): Use find_case_label_range.
12183 (simplify_switch_using_ranges): Use find_case_label_range.
12185 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12187 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12188 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12190 2008-04-18 Tom Tromey <tromey@redhat.com>
12193 * doc/cpp.texi (Implementation-defined behavior): Mention
12196 2008-04-18 Ian Lance Taylor <iant@google.com>
12198 * fold-const.c (pointer_may_wrap_p): New static function.
12199 (fold_comparison): Add another test for pointer overflow. Use
12200 pointer_may_wrap_p to disable some false positives.
12202 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12204 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12205 (fname_as_string): Match updated cpp_interpret_string prototype.
12206 (fix_string_type): Support char16_t* and char32_t*.
12207 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12208 derivative) nodes. Register as builtin if C++0x.
12209 (c_parse_error): Support CPP_CHAR{16,32}.
12210 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12211 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12212 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12213 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12214 CTI_CHAR32_ARRAY_TYPE>: New elements.
12215 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12216 char32_type_node, signed_char32_type_node, char16_array_type_node,
12217 char32_array_type_node): New defines.
12218 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12219 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12220 (lex_string): Support CPP_STRING{16,32}, match updated
12221 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12222 (lex_charconst): Support CPP_CHAR{16,32}.
12223 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12224 and CPP_STRING{16,32}.
12226 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12229 * aclocal.m4: Regenerate.
12230 * configure: Regenerate.
12232 2008-04-18 Jan Hubicka <jh@suse.cz>
12234 * except.c (dw2_size_of_call_site_table,
12235 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12237 * cgraphbuild.c (build_cgraph_edges): Update.
12238 * tree-pass.h: Update comment.
12239 * final.c (leaf_function_p): Update.
12240 (leaf_renumber_regs): Update.
12241 (rest_of_clean_state): Update.
12242 * omp-low.c (expand_omp_parallel): Update.
12243 * ipa-reference.c (analyze_function): Update.
12244 * reorg.c (find_end_label): Update.
12245 (optimize_skip): Update.
12246 (fill_simple_delay_slots): Update.
12247 (fill_simple_delay_slots): Update.
12248 (make_return_insns): Update.
12249 (dbr_schedule): Update.
12250 * gimple-low.c (record_vars_into): Update.
12251 * cfgbuild.c (make_edges): Update.
12252 * function.c (assign_stack_local): Update.
12253 (assign_parm_adjust_stack_rtl): Update.
12254 (locate_and_pad_parm): Update.
12255 (allocate_struct_function): Do not initialize stack_alignment_needed
12256 and preferred_stack_boundary here.
12257 (stack_protect_prologue): Update.
12258 (stack_protect_epilogue): Update.
12259 (expand_function_start): Initialize stack_alignment_needed,
12260 preferred_stack_boundary and max_jumptable_ents.
12261 (expand_function_end): Update.
12262 (free_after_compilation): Do not NULLify epilogue_delay_list.
12263 * function.h (struct rtl_data): Add stack_protect_guard,
12264 stack_alignment_needed,
12265 preferred_stack_boundary, epilogue_delay_list.
12266 (struct function): Remove value_histograms, stack_alignment_needed,
12267 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12269 unexpanded_var_list, stack_protect_guard.
12270 (current_function_epilogue_delay_list): Remove.
12271 * ipa-type-escape.c (analyze_function): Update.
12272 * gimplify.c (pop_gimplify_context): Update comment.
12273 * calls.c (expand_call): Update.
12274 (emit_library_call_value_1): Update.
12275 * except.c (set_nothrow_function_flags): Update.
12276 * cfgexpand.c (get_decl_align_unit): Update.
12277 (create_stack_guard): Update.
12278 (estimated_stack_frame_size): Update.
12279 (expand_used_vars): Update.
12280 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12281 * explow.c (allocate_dynamic_stack_space): Update.
12282 * tree-ssa-live.c (remove_unused_locals): Update.
12283 * varasm.c (mark_constant_pool): Update.
12284 * tree-inline.c (remap_decls): Update.
12285 (initialize_cfun): Update.
12286 (declare_return_variable): Update.
12287 (inline_forbidden_p): Update.
12288 (expand_call_inline): Update.
12289 (declare_inline_vars): Update.
12290 (tree_function_versioning): Update.
12291 * tree-flow.h (value_histograms): New.
12292 (VALUE_HISTOGRAMS): New macro.
12293 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12295 * tree-cfg.c (set_bb_for_stmt): Update.
12296 (replace_by_duplicate_decl): Update.
12297 (move_block_to_fn): Update.
12298 (new_label_mapper): Update.
12299 (dump_function_to_file): Update.
12300 * ipa-struct-reorg.c (build_data_structure): Update.
12301 * cfgrtl.c (print_rtl_with_bb): Update.
12302 * reload1.c (reload): Update.
12304 * config/i386/i386.c (setup_incoming_varargs_64,
12305 ix86_compute_frame_layout): Update.
12306 * config/arc/arc.c (arc_output_function_epilogue): Update.
12308 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12310 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12311 for FreeBSD as well.
12312 * gthr-posix95.h: Likewise.
12314 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12316 PR rtl-optimization/35838
12317 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12318 out the byte offset of the first subreg.
12320 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12322 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12323 to split_ti instead of three separate calls with single member arrays.
12324 (subti3 splitter): Ditto.
12325 (adddi3 splitter): Ditto with split_di.
12326 (subdi3 splitter): Ditto.
12327 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12328 two separate calls with single member arrays. Swap match_dup
12329 operands 1 and 2 to better fit into the array.
12330 (negdi2 splitter): Ditto with split_di.
12331 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12332 two separate calls with single member arrays. Swap match_dup operands
12333 6 and 7 to better fit into the array.
12335 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12337 * config/i386/i386.c (sse_builtin_type): New.
12338 (bdesc_sse_args): Likewise.
12339 (bdesc_sse_3arg): Removed.
12340 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12341 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12342 IX86_BUILTIN_ROUNDPS.
12343 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12344 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12345 IX86_BUILTIN_ROUNDPS.
12346 (ix86_expand_sse_4_operands_builtin): Removed.
12347 (ix86_expand_sse_operands_builtin): New.
12348 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12349 and CODE_FOR_sse4_1_roundps.
12350 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12351 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12353 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12356 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12357 regs before frame pop when needed. If use_backchain_to_restore_sp
12358 then load backchain into a temp reg to restore vr and vrsave. Add
12359 code to restore vr after frame pop if possible.
12361 2008-04-17 Richard Guenther <rguenther@suse.de>
12363 * tree-vn.c (expressions_equal_p): Do not check type
12364 equality or compatibility before calling operand_equal_p.
12365 * fold-const.c (operand_equal_p): Check equivalence of
12366 integer constants before bailing out due to signedness or
12367 precision differences.
12368 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12369 spurious differences in type qualification. Ignore types
12370 for COMPONENT_REFs at all.
12372 2008-04-17 Christian Bruel <christian.bruel@st.com>
12374 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12375 msw_skip comparison.
12377 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12380 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12383 PR tree-optimization/35899
12384 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12385 rather than TREE_OPERAND.
12387 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12390 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12391 temporary registers. Change operand predicate to general_operand.
12392 (remainderxf3): Ditto.
12394 2008-04-16 Richard Guenther <rguenther@suse.de>
12396 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12397 * tree-affine.c (aff_combination_expand): Look through some
12400 2008-04-15 Doug Kwan <dougkwan@google.com>
12402 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12404 * tree-pretty-print.c (dump_generic_node): Ditto.
12405 * final.c (output_addr_const): Ditto.
12406 * dwarf2out.c (output_cfi): Ditto.
12407 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12408 * print-rtl.c (print_rtx): Ditto.
12409 * print-tree.c (print_node_brief, print_node): Ditto.
12410 * c-common.c (match_case_to_enum_1): Ditto.
12411 * sched-vis.c (print_value): Ditto.
12412 * config/i386/i386.c (print_operand): Cast to long unsigned int
12415 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12416 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12417 MS Windows VirtualProtect function.
12419 2008-04-15 Jan Hubicka <jh@suse.cz>
12421 * gengtype.c (write_root): Param_is argument is OK.
12422 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12423 * function.h: Include varray.h
12424 (rtl_eh): New stucture based on except.c one.
12425 (call_site_record): New forward declaration and vector type.
12426 * calls.c (emit_call_1): Do not call
12427 note_current_region_may_contain_throw.
12428 * except.c (eh_status): Remove cur_region, try_region since they are
12430 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12431 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12432 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12433 Remove call_site_data_used, call_site_data_size.
12434 Turn call_site_record into vector in function.h.
12435 (note_current_region_may_contain_throw): Remove.
12436 (get_exception_pointer, get_exception_filter): Do not take struct
12437 function argument; update.
12438 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12439 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12440 build_post_landing_pads, dw2_build_landing_pads,
12441 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12442 sjlj_emit_function_enter, sjlj_emit_function_enter,
12443 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12444 sjlj_build_landing_pads, finish_eh_generation,
12445 remove_exception_handler_label, remove_eh_handler,
12446 maybe_remove_eh_handler, add_reachable_handler,
12447 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12448 add_action_record, collect_one_action_chain, add_call_site,
12449 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12450 sjlj_output_call_site_table, output_function_exception_table,
12451 * except.h (note_current_region_may_contain_throw): Remove
12452 (get_exception_pointer, get_exception_filter): Do not take struct
12454 * Makefile.in (GTFILES): Put varargs before struct function.
12456 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12458 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12459 punt for STRING_CST.
12460 (get_constraint_for): Deal with STRING_CST here instead.
12462 2008-04-15 Richard Guenther <rguenther@suse.de>
12464 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12465 statements in a basic-block with a backward walk. Do not
12466 substitute into dead statements but instead remove those.
12468 2008-04-15 Richard Guenther <rguenther@suse.de>
12470 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12471 to zero, thus disable creation of SFTs.
12473 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12475 * tree-predcom.c (suitable_reference_p): Return false if the
12476 reference can throw.
12478 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12481 * c-decl.c (finish_decl): If extern or static var has variable
12482 size, set TREE_TYPE (decl) to error_mark_node.
12484 2008-04-15 Rafael Espindola <espindola@google.com>
12486 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12489 2008-04-15 Richard Guenther <rguenther@suse.de>
12491 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12492 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12493 (visit_reference_op_load): Do walk vuse-vdef chains on
12494 vn_reference_lookup.
12495 (visit_reference_op_store): But do not here.
12496 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12497 vn_reference_lookup.
12498 (vn_lookup_with_vuses): But do so here.
12500 2008-04-14 Ian Lance Taylor <iant@google.com>
12502 * fold-const.c (fold_overflow_warning): Remove assertion.
12504 2008-04-15 Ben Elliston <bje@au.ibm.com>
12506 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12507 temp1 local variables.
12509 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12512 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12513 ".text.unlikely" section as executable.
12515 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12517 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12518 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12519 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12520 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12521 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12522 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12523 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12525 2008-04-14 Ian Lance Taylor <iant@google.com>
12527 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12528 * fold-const.c (fold_comparison): If appropriate, test
12529 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12530 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12531 reassociating a pointer type.
12532 * doc/invoke.texi (Optimize Options): Document that
12533 -fstrict-overflow applies to pointer wraparound.
12535 2008-04-13 Jan Hubicka <jh@suse.cz>
12537 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12539 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12541 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12542 we are going to "save the world".
12544 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12546 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12547 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12548 operand 0 constraint, not "=".
12550 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12552 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12554 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12556 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12557 of size of positions_needed * CHAR_BIT.
12559 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12561 PR middle-end/35897
12562 * dse.c (store_info): Change positions_needed to unsigned
12564 (lowpart_bitmask): New.
12565 (record_store): Cast to unsigned HOST_WIDE_INT for
12566 positions_needed. Assert width <= size of positions_needed *
12567 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12568 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12569 lowpart_bitmask to set mask.
12571 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12573 * config/bfin/constraints.md: New file.
12574 * config/bfin/bfin.md: Include it.
12575 (adddi3): Use satisfies_constraint functions instead of the old macros.
12576 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12577 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12578 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12579 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12580 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12581 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12582 EXTRA_CONSTRAINT): Delete.
12583 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12584 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12586 * config/bfin/bfin.c: Include "tm-constrs.h".
12587 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12588 Use satisfies_constraint functions instead of the old macros.
12589 * doc/md.texi (Blackfin Constraints): Update file name reference.
12591 2008-04-11 Richard Guenther <rguenther@suse.de>
12593 PR tree-optimization/35869
12594 * tree-vrp.c (execute_vrp): Move switch statement update after
12595 jump threading. Schedule another cfg cleanup run.
12597 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12600 * attribs.c (decl_attributes): Return early on errorneous node.
12602 2008-04-10 Oleg Ryjkov <olegr@google.com>
12604 * tree.h (struct tree_base): Added a new flag default_def_flag.
12605 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12607 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12609 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12611 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12614 * pa.md: Define mode iterator P. Define mode attribute dwc.
12615 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12616 (icacheflush): Likewise.
12617 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12618 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12620 2008-04-11 Ben Elliston <bje@au.ibm.com>
12622 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12624 2008-04-10 Rafael Espindola <espindola@google.com>
12626 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12627 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12628 (extract_range_from_expr): The same.
12630 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12632 * config/mips/mips.md (GPR2): New mode iterator.
12633 (seq): Add comment.
12634 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12635 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12636 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12637 Rewrite these to take two modes, the mode of comparison and the
12638 mode of the destination.
12639 * config/mips/mips.c (mips_expand_scc): Instead of having
12640 paradoxical subreg as destination, expand "narrowing" scc if mode
12641 of comparison is SI and target is requested in DI mode.
12642 (mips_emit_int_order_test): Update comment. Make mode of
12643 comparison match CMP0 rather than TARGET. When creating inverse
12644 target use mode of TARGET.
12646 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12648 * gcov-dump.c (tag_summary): Only print summaries for the first
12649 GCOV_COUNTERS_SUMMABLE counters.
12651 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12653 * config/i386/i386.md (absneg): New code iterator.
12654 (absnegprefix): New code attribute.
12655 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12656 patterns using absneg code iterator.
12657 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12658 using absneg code iterator.
12659 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12660 *neg<mode>2 patterns using absneg code iterator.
12661 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12662 *negextendsfdf2 patterns using absneg code iterator.
12663 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12664 *negextendsfxf2 patterns using absneg code iterator.
12665 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12666 *negextendsfdf2 patterns using absneg code iterator.
12667 * config/i386/sse.md (<code><mode>2): Macroize expander from
12668 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12670 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12672 * config/s390/s390.h: Remove the remains of the recent search
12673 & replace action of current_function_outgoing_args_size.
12675 2008-04-10 Ira Rosen <irar@il.ibm.com>
12677 PR tree-optimization/35821
12678 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12679 NEW_STMT_LIST is not NULL.
12681 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12684 * toplev.c (process_options): Remove -ffunction-sections debugging
12687 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12689 PR middle-end/PR28690
12690 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12691 than gen_rtx_fmt_ee to perform more canonicalizations.
12693 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12696 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12698 2008-04-09 Richard Guenther <rguenther@suse.de>
12700 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12701 (dump_function_to_file): Dump function arguments with types.
12703 2008-04-08 Richard Guenther <rguenther@suse.de>
12705 * fold-const.c (fold_widened_comparison): Do not allow
12706 sign-changes that change the result.
12708 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12711 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12712 kinds of indirect references.
12714 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12716 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12717 GNU Fortran language string.
12719 2008-04-08 Rafael Espindola <espindola@google.com>
12721 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12722 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12723 * tree.h (tree_call_nonnegative_warnv_p): New.
12725 2008-04-08 Jan Hubicka <jh@suse.cz>
12727 * function.c (free_after_compilation): Clear out regno_reg_rtx
12730 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12733 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12735 PR middle-end/PR28690
12736 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12737 same precedence as REG_POINTER and MEM_POINTER operands.
12739 2008-04-08 Richard Guenther <rguenther@suse.de>
12741 PR middle-end/35834
12742 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12743 for adding index to base.
12745 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12747 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12748 (MINGW_ENABLE_EXECUTE_STACK): New.
12749 (IN_LIBGCC2): For libgcc include windows.h file for
12750 function declarations.
12752 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12754 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12755 and tem2 if tem1 is not a REG or MULT.
12757 2008-04-08 Jan Hubicka <jh@suse.cz>
12759 * function.h (incomming_args): Break out of struct function.
12760 (function_subsections): Break out of struct function.
12761 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12762 return_rtx and hard_reg_initial_vals from struct function.
12763 Kill inl_max_label_num.
12764 (current_function_pops_args, current_function_args_info,
12765 current_function_args_size, current_function_args_size,
12766 current_function_pretend_args_size,
12767 current_function_outgoing_args_size,
12768 current_function_internal_arg_pointer, current_function_return_rtx):
12769 Kill compatibility accestor macros.
12770 * builtins.c (expand_builtin_apply_args_1): Update.
12771 (expand_builtin_next_arg): Update.
12772 * df-scan.c (df_get_call_refs): Update.
12773 * dbxout.c (dbxout_function_end): Update.
12774 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12775 (output_line_info): Update.
12776 (secname_for_decl): Update.
12777 (dwarf2out_var_location): Update.
12778 * function.c (free_after_compilation): Update.
12779 (assign_parm_find_stack_rtl): Update.
12780 (assign_parms): Update.
12781 (expand_dummy_function_end): Update.
12782 (expand_function_end): Update.
12783 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12784 (expand_call): Update.
12785 (emit_library_call_value_1): Update.
12786 (store_one_arg): Update.
12787 * varasm.c (initialize_cold_section_name): Update.
12788 (unlikely_text_section): Update.
12789 (unlikely_text_section_p): Update.
12790 (assemble_start_function): Update.
12791 (assemble_end_function): Update.
12792 (default_section_type_flags): Update.
12793 (switch_to_section): Update.
12794 * integrate.c (set_decl_abstract_flags): Update.
12795 (get_hard_reg_initial_val): Update.
12796 (has_hard_reg_initial_val): Update.
12797 (allocate_initial_values): Update.
12798 * resource.c (init_resource_info): Update.
12799 * config/alpha/alpha.c (NUM_ARGS): Update.
12800 (direct_return): Update.
12801 (alpha_va_start): Update.
12802 (alpha_sa_size): Update.
12803 (alpha_initial_elimination_offset): Update.
12804 (alpha_expand_prologue): Update.
12805 (alpha_start_function): Update.
12806 (alpha_expand_epilogue): Update.
12807 (unicosmk_initial_elimination_offset):
12808 * config/alpha/alpha.md (call expander): Update.
12809 * config/s390/s390.c (s390_register_info): Update.
12810 (s390_register_info): Update.
12811 (s390_frame_info): Update.
12812 (s390_initial_elimination_offset): Update.
12813 (s390_build_builtin_va_list): Update.
12814 (s390_va_start): Update.
12815 * config/spu/spu.c (direct_return): Update.
12816 (spu_expand_prologue): Update.
12817 (spu_initial_elimination_offset): Update.
12818 (spu_build_builtin_va_list): Update.
12819 (spu_va_start): Update.
12820 * config/sparc/sparc.c (sparc_init_modes): Update.
12821 (sparc_compute_frame_size): Update.
12822 (function_value): Update.
12823 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12824 * config/i386/i386.md (return expander): Update.
12825 * config/i386/i386.c (ix86_va_start): Update.
12826 (ix86_can_use_return_insn_p): Update.
12827 (ix86_compute_frame_layout): Update.
12828 (ix86_expand_epilogue): Update.
12829 * config/sh/sh.c (output_stack_adjust): Update.
12830 (calc_live_regs): Update.
12831 (sh_expand_prologue): Update.
12832 (sh_builtin_saveregs): Update.
12833 (sh_va_start): Update.
12834 (initial_elimination_offset): Update.
12835 (sh_allocate_initial_value): Update.
12836 (sh_function_ok_for_sibcall): Update.
12837 (sh_get_pr_initial_val): Update.
12838 * config/sh/sh.md (return expander): Update.
12839 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12840 * config/crx/crx.c (crx_compute_frame): UPdate.
12841 (crx_initial_elimination_offset): UPdate.
12842 * config/xtensa/xtensa.c (compute_frame_size): Update
12843 (xtensa_builtin_saveregs): Update.
12844 (xtensa_va_start): Update.
12845 (order_regs_for_local_alloc): Update.
12846 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12847 (xstormy16_expand_builtin_va_start): Update.
12848 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12849 * config/m68hc11/m68hc11.md (return expanders): Update.
12850 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12851 (expand_epilogue): Update.
12852 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12853 (cris_simple_epilogue): Update.
12854 (cris_expand_prologue): Update.
12855 (cris_expand_epilogue): Update.
12856 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12857 (compute_frame_size): Update.
12858 * config/mt/mt.c (mt_compute_frame_size): Update.
12859 * config/mn10300/mn10300.c (expand_prologue): Update.
12860 (expand_epilogue): Update.
12861 (initial_offset): Update.
12862 (mn10300_builtin_saveregs):
12863 * config/mn10300/mn10300.md (return expander): Update.
12864 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12865 (ia64_initial_elimination_offset): Update.
12866 (ia64_initial_elimination_offset): Update.
12867 (ia64_expand_prologue): Update.
12868 * config/m68k/m68k.md (return expander): Update.
12869 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12870 (rs6000_stack_info): Update.
12871 * config/mcore/mcore.c (layout_mcore_frame): Update.
12872 (mcore_expand_prolog): Update.
12873 * config/arc/arc.c (arc_compute_frame_size): Update.
12874 * config/score/score3.c (score3_compute_frame_size): Update.
12875 * config/score/score7.c (score7_compute_frame_size): Update.
12876 * config/arm/arm.c (use_return_insn): Update.
12877 (thumb_find_work_register): Update.
12878 (arm_compute_save_reg_mask): Update.
12879 (arm_output_function_prologue): Update.
12880 (arm_output_epilogue): Update.
12881 (arm_size_return_regs): Update.
12882 (arm_get_frame_offsets): Update.
12883 (arm_expand_prologue): Update.
12884 (thumb_exit): Update.
12885 (thumb_unexpanded_epilogue): Update.
12886 (thumb1_output_function_prologue): Update.
12887 * config/pa/pa.md (return expander): Update.
12888 * config/pa/pa.c (compute_frame_size): Update.
12889 (hppa_builtin_saveregs): Update.
12890 * config/mips/mips.c (mips_va_start): Update.
12891 (mips16_build_function_stub): Update.
12892 (mips_compute_frame_info): Update.
12893 (mips_restore_gp): Update.
12894 (mips_output_function_prologue): Update.
12895 (mips_expand_prologue): Update.
12896 * config/v850/v850.c (compute_frame_size): Update.
12897 (expand_prologue): * config/mmix/mmix.c (along): update.
12898 (mmix_initial_elimination_offset): update.
12899 (mmix_reorg): update.
12900 (mmix_use_simple_return): update.
12901 (mmix_expand_prologue): update.
12902 (mmix_expand_epilogue): Update.
12903 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12904 (emit_link_insn): Update.
12906 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12908 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12909 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12911 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12914 2008-04-07 Jan Hubicka <jh@suse.cz>
12916 * function.h (rtl): Rename to x_rtl.
12917 (crtl): New define.
12918 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12919 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12920 used_temp_slots avail_temp_slots, temp_slot_level,
12921 nonlocal_goto_handler_labels): Update accesstors.
12922 (rtl): New global variable.
12923 (struct function): Move some fileds to rtl_data.
12924 (get_arg_pointer_save_area): Update prototype.
12925 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12926 get_arg_pointer_save_area.
12927 * expr.c (init_expr): Update
12928 * function.c (get_frame_size): Update
12929 (assign_stack_local): Update
12930 (expand_function_end): Update.
12931 (get_art_pointer_save_area): Update
12933 * emit-rtl.c (rtl): Declare.
12934 (regno_reg_rtx): Declare.
12935 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12937 (gen_reg_rtx): Update.
12938 * varasm.c (n_deferred_constatns): Update accestor.
12939 (init_varasm_status): Do not allocate varasm_status.
12940 (force_const_mem, get_pool_size, output_constant_pool): Update.
12941 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12942 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12943 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12944 * sparc/sparc.h (INIT_EXPANDERS): Update.
12945 * ia64/ia64.h (INIT_EXPANDERS): Update.
12947 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12949 * reload.c (push_secondary_reload): Add missing break to for loop.
12951 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12953 PR middle-end/PR28690
12954 * rtlanal.c: Update copyright years.
12955 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12956 as REG_POINTER and MEM_POINTER operands.
12957 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12958 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12959 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12960 * gcse.c: Update copyright years.
12961 (pre_delete): Call gen_reg_rtx_and_attrs.
12962 (hoist_code): Likewise.
12963 (build_store_vectors): Likewise.
12964 (delete_store): Likewise.
12965 * loop-invariant.c (move_invariant_reg): Likewise.
12966 Update copyright years.
12968 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12970 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12971 control string instead of quoted.
12973 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12975 * doc/rtl.texi: Rewrite of subreg section.
12977 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12980 * config/i386/i386.c (legitimize_pic_address): Add treating
12981 of dllimport SYM_REF's.
12982 (legitimize_dllimport_symbol): Add prototype.
12984 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12986 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12987 reference in constructor with non self-referential type.
12989 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12991 Removal of Return with Depressed Stack Pointer support
12992 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12993 (ECF_SP_DEPRESSED): Likewise.
12994 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12995 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12996 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12997 (expand_call): Do not test ECF_SP_DEPRESSED.
12998 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12999 * function.c (keep_stack_depressed): Delete.
13000 (handle_epilogue_set): Likewise.
13001 (update_epilogue_consts): Likewise.
13002 (emit_equiv_load): Likewise.
13003 (thread_prologue_and_epilogue_insns): Remove support for Return with
13004 Depressed Stack Pointer.
13005 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13007 2008-04-06 Richard Guenther <rguenther@suse.de>
13009 PR tree-optimization/35400
13010 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
13011 information from SSA_NAMEs.
13013 2008-04-06 Anatoly Sokolov <aesok@post.ru>
13015 * config/avr/avr.h (avr_mega_p): Remove declaration.
13016 (AVR_MEGA): Remove macro.
13017 * config/avr/avr.c (avr_mega_p): Remove variable.
13018 (avr_override_options): Remove inicializion of avr_mega_p.
13019 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13020 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13021 (avr_jump_mode): (Ditto.).
13022 (avr_output_progmem_section_asm_op): (Ditto.).
13023 (avr_asm_init_sections): (Ditto.).
13024 (avr_asm_init_sections): (Ditto.).
13025 (avr_rtx_costs): (Ditto.).
13026 * config/avr/avr.md: (Ditto.).
13027 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13030 2008-04-06 Richard Guenther <rguenther@suse.de>
13032 PR tree-optimization/35842
13033 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13034 is_gimple_invariant_address.
13036 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13038 * gcc.c (default_compilers): Sync Fortran extensions list with
13039 that in fortran/lang-specs.h.
13040 * doc/invoke.texi: Likewise.
13041 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13042 * dwarf2out.c (gen_compile_unit_die): Likewise.
13044 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13046 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13048 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13051 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13052 attribute is used for nested functions.
13054 2008-04-05 Jan Hubicka <jh@suse.cz>
13056 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13058 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13060 (dump_files): Update.
13061 (enable_rtl_dump_file): Do not accept letter argument.
13062 * tree-pass.h (dump_file_info): Remove letter argument.
13063 * toplev.c (decode_d_option): Update -da handling.
13064 * toplev.h (enable_rtl_dump_file): Update prototype.
13065 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13066 it out based on pass type.
13067 (register_dump_files_1): Likewise.
13068 (init_optimization_passes): Update register_one_dump_file calls.
13069 (execute_one_pass): Sanity check that IPA passes are called at IPA
13070 level and RTL passes at RTL level.
13071 (execute_pass_list): IPA pass can not be after or subpass of
13073 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13074 disallov RTL subpasses of IPA subpasses.
13076 2008-04-05 Ben Elliston <bje@au.ibm.com>
13078 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13079 builtins that return exactly once and do not throw. Cache call to
13082 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13084 PR rtl-optimization/34916
13085 PR middle-end/35519
13086 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13087 between instruction pairs.
13089 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13091 * doc/invoke.texi: Document -mbitops for SH.
13092 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13093 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13094 * config/sh/sh.c (print_operand): Add %t operand code.
13095 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13096 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13097 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13098 (extendqihi2): Likewise.
13099 (movqi_i): Likewise.
13100 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13101 (extv): Use bld instruction for SH2A if possible.
13103 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13104 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13105 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13106 (bset.b, bclr.b): Define peepholes.
13107 * config/sh/sh.opt (mbitops): New option.
13109 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13112 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13113 and view convert expression.
13115 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13118 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13120 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13122 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13124 * config/i386/cpuid.h (bit_AES): New.
13125 (bit_PCLMUL): Likewise.
13127 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13128 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13129 SSE2 if AES or PCLMUL is enabled.
13130 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13131 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13132 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13133 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13134 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13135 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13136 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13137 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13138 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13139 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13140 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13141 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13142 __builtin_ia32_aeskeygenassist128 and
13143 __builtin_ia32_pclmulqdq128.
13144 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13145 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13146 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13148 * config/i386/i386.h (TARGET_AES): New.
13149 (TARGET_PCLMUL): Likewise.
13150 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13152 * config/i386/i386.md (UNSPEC_AESENC): New.
13153 (UNSPEC_AESENCLAST): Likewise.
13154 (UNSPEC_AESDEC): Likewise.
13155 (UNSPEC_AESDECLAST): Likewise.
13156 (UNSPEC_AESIMC): Likewise.
13157 (UNSPEC_AESKEYGENASSIST): Likewise.
13158 (UNSPEC_PCLMUL): Likewise.
13160 * config/i386/i386.opt (maes): New.
13161 (mpclmul): Likewise.
13163 * config/i386/sse.md (aesenc): New pattern.
13164 (aesenclast): Likewise.
13165 (aesdec): Likewise.
13166 (aesdeclast): Likewise.
13167 (aesimc): Likewise.
13168 (aeskeygenassist): Likewise.
13169 (pclmulqdq): Likewise.
13171 * config/i386/wmmintrin.h: New.
13173 * doc/extend.texi: Document AES and PCLMUL built-in function.
13175 * doc/invoke.texi: Document -maes and -mpclmul.
13177 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13179 * function.c (free_after_parsing): Replace with
13180 cxx_push_function_context from C++ front-end.
13181 (allocate_struct_function): Don't call langhook.
13182 * langhooks.h (struct lang_hooks_for_functions): Delete.
13183 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13185 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13186 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13187 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13188 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13189 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13190 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13191 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13193 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13194 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13196 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13199 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13202 2008-04-04 Richard Guenther <rguenther@suse.de>
13204 PR middle-end/35823
13205 * fold-const.c (optimize_minmax_comparison): Use the correct
13206 type for the constant in the simplified comparison.
13208 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13210 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13211 Pass L2 size as "--param l2-cache-size" to the compiler.
13212 (decode_l2_cache): New function to decode L2 cache parameters using
13213 0x8000006 extended cpuid function.
13214 (detect_caches_amd): Determine parameters of L2 cache using
13215 decode_l2_caches function.
13216 (decode_caches_intel): Decode L2 cache parameters.
13217 (detect_caches_intel): Determine L2 cache parameters using
13218 decode_caches_intel and decode_l2_caches functions.
13220 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13222 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13223 secondary input reload for subword loads from the constant pool.
13225 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13228 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13229 constants of the appropriate size for runtime calculations.
13232 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13233 decimal-float literal constant zero.
13235 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13238 * c-parser.c (c_parser_omp_atomic): Call
13239 default_function_array_conversion on the RHS.
13241 PR middle-end/35818
13242 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13243 call is_variable_sized if decl has incomplete type.
13245 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13247 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13249 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13251 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13253 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13254 (sgt<u>): Merge sgt and sgtu into new expander.
13255 (sgt, sgtu): Remove expanders.
13256 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13257 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13258 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13259 *sgtu_<mode>_mips16 into new pattern.
13260 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13261 (sge<u>): Merge sge and sgeu into new expander.
13262 (sge, sgeu): Remove expanders.
13263 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13265 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13266 (slt<u>): Merge slt and sltu into new expander.
13267 (slt, sltu): Remove expanders.
13268 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13269 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13270 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13271 *sltu_<mode>_mips16 into new pattern.
13272 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13273 (sle<u>): Merge sle and sleu into new expander.
13274 (sle, sleu): Remove expanders.
13275 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13276 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13277 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13278 *sleu_<mode>_mips16 into new pattern.
13279 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13281 2008-04-03 Jan Hubicka <jh@suse.cz>
13283 PR tree-optimization/35795
13284 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13285 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13286 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13287 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13288 * score/score3.c (score3_output_mi_thunk): Likewise.
13289 * score/score7.c (score7_output_mi_thunk): Likewise.
13290 * mips/mips.c (mips_output_mi_thunk): Likewise.
13292 2008-04-03 Richard Guenther <rguenther@suse.de>
13294 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13295 conversions. Simplify code.
13297 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13299 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13301 2008-04-03 Tom Tromey <tromey@redhat.com>
13302 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13304 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13305 * config/bfin/t-bfin-linux (generated_files): Add
13306 linux-sysroot-suffix.h.
13307 * doc/install.texi (Prerequisites): Require make 3.80.
13308 * doc/sourcebuild.texi (Front End Directory): Document new
13310 * Makefile.in (generated_files): New variable.
13311 (ALL_HOST_OBJS): New variable.
13312 ($(ALL_HOST_OBJS)): New target.
13314 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13316 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13317 (remap_block): Call id->transform_lang_insert_block instead
13319 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13320 Set id.transform_lang_insert_block to NULL.
13321 (clone_body): Move to cp/optimize.c
13322 * tree-inline.h (struct copy_body_data): Change
13323 transform_lang_insert_block to function pointer.
13324 (copy_generic_body, copy_decl_no_change): Export.
13325 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13326 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13327 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13329 * c-tree.h (insert_block): Kill.
13330 * c-decl.c (insert_block): Kill.
13332 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13334 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13335 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13336 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13338 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13339 argument, call {push,pop}_function_context from here.
13340 * c-parser.c: Use c_{push,pop}_function_context.
13342 * function.c (push_function_context_to): Move meat ...
13343 (push_function_context): ... here. Simplify.
13344 * function.c (pop_function_context_from): Move meat ...
13345 (pop_function_context): ... here. Simplify.
13346 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13348 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13349 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13350 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13351 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13353 2008-04-03 Ben Elliston <bje@au.ibm.com>
13355 * expmed.c (extract_force_align_mem_bit_field): Remove.
13357 2008-04-03 Richard Guenther <rguenther@suse.de>
13359 PR middle-end/35800
13360 * expr.h (try_casesi): Adjust prototype.
13361 * expr.c (try_casesi): Take fallback label as extra parameter.
13362 Use that for gen_casesi if default_label is NULL.
13363 * stmt.c (expand_case): Pass fallback label to try_casesi,
13364 make sure to fill gaps with a fallback label if default_label
13367 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13370 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13372 2008-04-03 Ben Elliston <bje@au.ibm.com>
13374 * expmed.c (extract_split_bit_field): Remove if (0) code.
13375 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13376 (do_ds_constraint): Likewise.
13378 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13380 * doc/cppopts.texi (-dU): Document.
13381 * c-common.h (flag_dump_macros): Update comment.
13382 * c-opts.c (handle_OPT_d): Handle -dU.
13383 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13384 dump_queued_macros, cb_used_define, cb_used_undef): New.
13385 (init_pp_output): Handle -dU.
13386 (cb_line_change): Call dump_queued_macros.
13387 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13389 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13391 * config/avr/predicates.md (io_address_operand): New predicate.
13392 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13393 * config/avr/avr.c (avr_io_address_p): Remove function.
13394 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13395 'avr_io_address_p' function.
13396 (out_movhi_r_mr): (Ditto.).
13397 (out_movqi_mr_r): (Ditto.).
13398 (out_movhi_mr_r): (Ditto.).
13399 (avr_address_cost): (Ditto.).
13401 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13403 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13404 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13405 in 32bit mode when XMM registers are available to avoid store
13407 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13408 corresponding post-reload splitters.
13410 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13412 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13413 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13414 __builtin_ia32_roundss.
13415 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13416 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13417 __builtin_ia32_roundss.
13418 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13419 IX86_BUILTIN_SHUFPD here.
13421 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13423 * config/i386/i386.md (plogic): New.
13424 (plogicprefix): Likewise.
13426 * config/i386/mmx.md (mmx_<code><mode>3): New.
13427 (mmx_and<mode>3): Removed.
13428 (mmx_ior<mode>3): Likewise.
13429 (mmx_xor<mode>3): Likewise.
13431 * config/i386/sse.md (<code><mode>3): New.
13432 (*<code><mode>3): Likewise.
13433 (*<code><mode>3): Likewise.
13434 (<code><mode>3): Likewise.
13435 (*sse_<code><mode>3): Likewise.
13436 (*sse2_<code><mode>3): Likewise.
13437 (<code>tf3): Likewise.
13438 (*<code>tf3): Likewise.
13439 (and<mode>3): Likewise.
13440 (*and<mode>3): Likewise.
13441 (ior<mode>3): Removed.
13442 (*ior<mode>3): Likewise.
13443 (xor<mode>3): Likewise.
13444 (*xor<mode>3): Likewise.
13445 (*and<mode>3): Likewise.
13446 (*ior<mode>3): Likewise.
13447 (*xor<mode>3): Likewise.
13448 (and<mode>3): Likewise.
13449 (*sse_and<mode>3): Likewise.
13450 (*sse2_and<mode>3): Likewise.
13451 (andtf3): Likewise.
13452 (*andtf3): Likewise.
13453 (ior<mode>3): Likewise.
13454 (*sse_ior<mode>3): Likewise.
13455 (*sse2_ior<mode>3): Likewise.
13456 (iortf3): Likewise.
13457 (*iortf3): Likewise.
13458 (xor<mode>3): Likewise.
13459 (*sse_xor<mode>3): Likewise.
13460 (*sse2_xor<mode>3): Likewise.
13461 (xortf3): Likewise.
13462 (*xortf3): Likewise.
13464 2008-04-02 Richard Guenther <rguenther@suse.de>
13466 PR tree-optimization/14495
13467 PR tree-optimization/34793
13468 * tree-vrp.c (struct switch_update): New structure.
13469 (to_remove_edges, to_update_switch_stmts): New VECs.
13470 (simplify_switch_using_ranges): New function. Remove not taken
13471 case labels and edges.
13472 (simplify_stmt_using_ranges): Call it.
13473 (identify_jump_threads): Mark edges we have queued for removal
13474 so we don't thread them.
13475 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13477 * tree-cfg.c (group_case_labels): Deal with missing default label.
13478 (tree_verify_flow_info): Allow missing default label.
13479 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13480 (emit_case_nodes): Likewise.
13481 (expand_case): Do not rely on the default label to be present.
13482 * expr.c (try_casesi): Deal with NULL default_label.
13483 (do_tablejump): Likewise.
13485 2008-04-02 Richard Guenther <rguenther@suse.de>
13487 PR tree-optimization/14495
13488 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13489 SWITCH_EXPR here ...
13490 (vrp_visit_switch_stmt): ... but here (new function).
13491 (find_case_label_index): New helper function.
13492 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13494 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13496 * fwprop.c: Fix ISO-C99ism.
13498 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13501 * Makefile.in (objdir): Set it here.
13502 * configure.ac: Not here. Find dynamic linker characteristics.
13503 * exec-tool.in: Use them.
13504 * aclocal.m4: Regenerate.
13505 * configure: Regenerate.
13507 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13509 * expr.c (expand_var): Delete it.
13510 * expr.h (expand_var): Delete prototype.
13511 * function.c (expand_function_start): Use expand_decl instead.
13512 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13515 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13517 PR rtl-optimization/35542
13518 * fwprop.c (forward_propagate_and_simplify): Replace
13519 loc_reg_mentioned_in_p with reg_mentioned_p.
13521 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13523 PR rtl-optimization/35281
13524 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13525 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13526 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13527 (varying_mem_p): Move above propagate_rtx.
13528 (all_uses_available_at): Do not check MEMs.
13530 2008-04-02 Rafael Espindola <espindola@google.com>
13532 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13533 (register_edge_assert_for_2): Split the cond argument.
13534 (register_edge_assert_for_1): Adjust for the change in
13535 register_edge_assert_for_2.
13536 (register_edge_assert_for): Split the cond argument.
13537 (find_switch_asserts): Adjust for the change in
13538 register_edge_assert_for.
13540 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13542 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13543 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13544 offsets for 64-bit mingw.
13545 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13546 abi for x86_64-pc-mingw.
13548 2008-04-02 Richard Guenther <rguenther@suse.de>
13550 * tree-vrp.c (extract_range_from_assert): Make sure to not
13551 produce range min/max with TREE_OVERFOW set.
13552 If merging a anti-range and a range keep the anti-range if
13553 the range covers all values of the type.
13554 (register_edge_assert_for_2): Only allow sign-changing
13555 conversions in detecting canonical range checks. Also
13556 register an assert for the unsigned name if useful.
13558 PR tree-optimization/35787
13559 * tree-vrp.c (vrp_val_max): New function.
13560 (vrp_val_min): Likewise.
13561 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13562 (vrp_val_is_min): Likewise.
13563 (supports_overflow_infinity): Use vrp_val_{min,max}.
13564 (negative_overflow_infinity): Likewise.
13565 (positive_overflow_infinity): Likewise.
13566 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13567 (is_positive_overflow_infinity): Likewise.
13568 (is_overflow_infinity): Likewise.
13569 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13570 vrp_val_is_{min,max}.
13571 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13572 to ranges if possible. Avoid empty ranges.
13574 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13576 PR middle-end/35705
13577 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13578 the expression is a function address.
13580 2008-04-01 George Helffrich <george@gcc.gnu.org>
13582 PR fortran/35154, fortran/23057
13583 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13584 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13585 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13586 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13588 (dbxout_syms): Check for COMMON-based symbol and wrap in
13589 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13590 in bracket for efficiency.
13592 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13593 using DW_TAG_common_block + member offset.
13594 (add_pubname_string): New function.
13595 (dw_expand_expr): New function to find block name and offset for
13597 (common_check): New function to check whether symbol in Fortran COMMON.
13598 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13600 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13603 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13605 2008-04-02 Ben Elliston <bje@au.ibm.com>
13607 * config/v850/v850.md (casesi): Remove if (0) code.
13608 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13609 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13611 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13613 * config/i386/i386.md (rex64suffix): New mode attribute.
13614 (floathi<mode>2): Disable expander for SSE math.
13615 (*floathi<mode>2_1): New insn insn_and_split pattern.
13616 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13617 corresponding post-reload splitters.
13618 (*floathi<mode>2_i387): New macroized insn pattern.
13619 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13620 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13621 insn_and_split pattern.
13622 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13623 New macroized instruction patterns and corresponding post-reload
13625 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13626 and corresponding post-reload splitters.
13627 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13628 New macroized instruction patterns.
13629 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13630 macroized instruction patterns and corresponding post-reload splitters.
13631 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13632 corresponding post-reload splitters.
13633 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13634 New macroized instruction patterns.
13635 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13636 corresponding post-reload splitters.
13637 (*floatsi<mode>2_i387): New macroized instruction patterns.
13639 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13641 * config/i386/i386.md (smaxmin): New.
13642 (umaxmin): Likewise.
13643 (maxminiprefix): Likewise.
13644 (maxminfprefix): Likewise.
13645 (<code><mode>3): Likewise.
13646 (smin<mode>3): Removed.
13647 (smax<mode>3): Likewise.
13649 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13650 (mmx_<code>v4hi3): Likewise.
13651 (mmx_<code>v8qi3): Likewise.
13652 (mmx_smaxv2sf3): Removed.
13653 (mmx_sminv2sf3): Likewise.
13654 (mmx_umaxv8qi3): Likewise.
13655 (mmx_smaxv4hi3): Likewise.
13656 (mmx_uminv8qi3): Likewise.
13657 (mmx_sminv4hi3): Likewise.
13659 * config/i386/sse.md (<addsub><mode>3): New.
13660 (*<addsub><mode>3): Likewise.
13661 (<sse>_vm<addsub><mode>3): Likewise.
13662 (<maxmin><mode>3): Likewise.
13663 (*<maxmin><mode>3_finite): Likewise.
13664 (*<maxmin><mode>3): Likewise.
13665 (<sse>_vm<maxmin><mode>3): Likewise.
13666 (sse3_h<addsub>v4sf3): Likewise.
13667 (sse3_h<addsub>v2df3): Likewise.
13668 (<maxmin>v16qi3): Likewise.
13669 (*<maxmin>v16qi3): Likewise.
13670 (<maxmin>v8hi3): Likewise.
13671 (*<maxmin>v8hi3): Likewise.
13672 (*sse4_1_<maxmin><mode>3): Likewise.
13673 (*sse4_1_<maxmin><mode>3): Likewise.
13674 (add<mode>3): Removed.
13675 (*add<mode>3): Likewise.
13676 (<sse>_vmadd<mode>3): Likewise.
13677 (sub<mode>3): Likewise.
13678 (*sub<mode>3): Likewise.
13679 (<sse>_vmsub<mode>3): Likewise.
13680 (smin<mode>3): Likewise.
13681 (*smin<mode>3_finite): Likewise.
13682 (*smin<mode>3): Likewise.
13683 (<sse>_vmsmin<mode>3): Likewise.
13684 (smax<mode>3): Likewise.
13685 (*smax<mode>3_finite): Likewise.
13686 (*smax<mode>3): Likewise.
13687 (<sse>_vmsmax<mode>3): Likewise.
13688 (sse3_haddv4sf3): Likewise.
13689 (sse3_haddv2df3): Likewise.
13690 (sse3_hsubv4sf3): Likewise.
13691 (sse3_hsubv2df3): Likewise.
13692 (umaxv16qi3): Likewise.
13693 (*umaxv16qi3): Likewise.
13694 (smaxv8hi3): Likewise.
13695 (*smaxv8hi3): Likewise.
13696 (*sse4_1_smax<mode>3): Likewise.
13697 (*sse4_1_umax<mode>3): Likewise.
13698 (uminv16qi3): Likewise.
13699 (*uminv16qi3): Likewise.
13700 (sminv8hi3): Likewise.
13701 (*sminv8hi3): Likewise.
13702 (*sse4_1_smin<mode>3): Likewise.
13703 (*sse4_1_umin<mode>3): Likewise.
13705 2008-04-01 Rafael Espindola <espindola@google.com>
13707 * tree-cfg.c (verify_expr): remove in_phi.
13708 (verify_stmt): Don't call walk_tree with verify_expr. Use
13709 is_gimple_min_invariant instead of is_gimple_val.
13711 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13713 * doc/include/gpl_v3.texi: Update for manpage generation.
13714 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13716 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13717 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13718 gpl_v3.texi instead of gpl.texi.
13721 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13724 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13726 2008-04-01 Rafael Espindola <espindola@google.com>
13728 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13729 (extract_code_and_val_from_cond): Use
13730 extract_code_and_val_from_cond_with_ops.
13732 2008-04-01 Jan Hubicka <jh@suse.cz>
13734 * function.c (free_after_compilation): Free epilogue_delay_list.
13735 (prepare_function_start): Assert that previous compilation was freed.
13737 2008-04-01 Jan Hubicka <jh@suse.cz>
13738 Jim Wilson <wilson@tuliptree.org>
13739 Andreas Tobler <andreast@gcc.gnu.org>
13741 PR middle-end/35781
13742 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13743 rtl.emit instead cfun->emit.
13744 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13745 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13747 2008-04-01 Ben Elliston <bje@au.ibm.com>
13749 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13751 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13753 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13755 (fprofile-use): Add var flag_profile_use
13756 * coverage.c (coverage_begin_output): Do not open a gcno file for
13757 output only if -ftest-coverage is set.
13758 Do not add getpwd() to gcda file path.
13759 (build_gcov_info): Check the new flag
13760 flag_profile_datafile_relative_path.
13761 (coverage_init): Use profile_data_prefix.
13762 Read profile counter only if flag_profile_use is set.
13763 * opts.c (common_handle_option): New option fprofile-use=,
13764 fprofile-dir=, fprofile-generate=.
13765 * toplev.c (profile_data_prefix): New variable definition.
13766 * toplev.h (profile_data_prefix): New declaration.
13767 * doc/invoke.tex (Option Summary, Optimization Options):
13770 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13772 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13773 use tmp consistently.
13776 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13777 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13778 UNSPEC_FR_RECIP_APPROX_RES.
13779 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13781 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13784 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13786 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13788 PR middle-end/30186
13789 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13790 element of the vector via a pointer.
13792 2008-03-31 Ian Lance Taylor <iant@google.com>
13794 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13796 2008-03-31 Jan Hubicka <jh@suse.cz>
13798 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13799 get_arg_pointer_save_area.
13800 * expr.c (init_expr): Just clear out rtl.expr.
13801 * function.c (free_after_compilation): Clear out whole RTL structure.
13802 (get_func_frame_size): Merge into ...
13803 (get_frame_size): ... this one.
13804 (assign_stack_local_1): Merge into ...
13805 (assign_stack_local): ... this one.
13806 (expand_function_end): Update call of get_arg_pointer_save_area.
13807 (get_art_pointer_save_area): Remove cfun argument.
13808 * function.h (emit_status): regno_pointer_align does not need length
13809 attribute. Move x_regno_reg_rtx to ...
13810 (regno_reg_rtx): ... new global array.
13811 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13812 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13813 apply_args_value, forced_labels, stack_pointer_delta):
13815 (struct varasm_status): Move here from varasm.c
13816 (struct rtl_data): New. Move here some fields from struct function.
13817 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13818 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13819 used_temp_slots avail_temp_slots, temp_slot_level,
13820 nonlocal_goto_handler_labels): Update accesstors.
13821 (rtl): New global variable.
13822 (struct function): Move some fileds to rtl_data.
13823 (get_arg_pointer_save_area): Update prototype.
13824 * emit-rtl.c (rtl): Declare.
13825 (regno_reg_rtx): Declare.
13826 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13828 (gen_reg_rtx): Update.
13829 (init_virtual_regs): Do not tate emit_status argument.
13830 (init_emit): Do not allocate emit.
13831 * varasm.c (varasm_statuc): Move to function.h.
13832 (n_deferred_constatns): Update accestor.
13833 (init_varasm_status): Do not allocate varasm_status.
13834 (force_const_mem, get_pool_size, output_constant_pool): Update.
13835 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13836 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13838 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13840 PR rtl-optimization/35729
13841 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13844 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13847 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13848 load/store if memory is unaligned.
13849 (*movti_rex64): Likewise.
13851 * config/i386/predicates.md (misaligned_operand): New.
13853 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13856 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13859 2008-03-31 Jan Beulich <jbeulich@novell.com>
13861 * config/ia64/constraints.md: Add 'j' constraint.
13862 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13863 (movdi_internal): Likewise.
13865 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13868 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13870 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13873 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13874 proper error message for the third argument on blendpd and
13877 * config/i386/sse.md (blendbits): New.
13878 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13880 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13882 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13884 2008-03-30 Richard Guenther <rguenther@suse.de>
13886 PR middle-end/31023
13887 * fold-const.c (fold_sign_changed_comparison): Do leave
13888 conversions to base-types alone.
13890 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13892 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13893 the link register if one altivec register is be saved.
13895 2008-03-30 Ben Elliston <bje@au.ibm.com>
13897 * final.c (final_scan_insn): Remove if (0) code.
13899 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13901 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13903 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13905 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13906 of V4SFmode to ix86_binary_operator_ok.
13908 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13910 * config/i386/i386.c (override_options): Initialize
13911 ix86_veclib_handler to ix86_veclibabi_svml when
13912 -mveclibabi=svml is used.
13913 (ix86_veclibabi_svml): New function for SVML ABI style
13914 vectorization support.
13915 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13917 2008-03-28 Rafael Espindola <espindola@google.com>
13919 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13920 (tree_binary_nonnegative_warnv_p): Make it public.
13921 (tree_single_nonnegative_warnv_p): Make it public.
13922 (tree_invalid_nonnegative_warnv_p): Make it public.
13923 (tree_unary_nonzero_warnv_p): Make it public.
13924 (tree_binary_nonzero_warnv_p): Make it public
13925 (tree_single_nonzero_warnv_p): Make it public.
13926 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13927 (extract_range_from_binary_expr): Split the expr argument.
13928 (extract_range_from_unary_expr): Split the expr argument.
13929 (extract_range_from_comparison): Split the expr argument.
13930 (extract_range_from_expr): Use the new aux functions.
13931 (vrp_evaluate_conditional_warnv): Use
13932 vrp_evaluate_conditional_warnv_with_ops.
13933 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13934 (tree_binary_nonzero_warnv_p): Declare.
13935 (tree_single_nonzero_warnv_p): Declare.
13936 (tree_expr_nonzero_warnv_p): Declare.
13937 (tree_unary_nonnegative_warnv_p): Declare.
13938 (tree_binary_nonnegative_warnv_p): Declare.
13939 (tree_single_nonnegative_warnv_p): Declare.
13940 (tree_invalid_nonnegative_warnv_p): Declare.
13942 2008-03-28 Richard Guenther <rguenther@suse.de>
13944 PR tree-optimization/30317
13945 PR tree-optimization/30911
13946 PR tree-optimization/34793
13947 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13948 (struct assert_locus_d): New member EXPR.
13949 (register_new_assert_for): Add EXPR parameter to support
13950 ASSERT_EXPR <name, expr OP limit>.
13951 (register_edge_assert_for_1): Adjust callers.
13952 (find_assert_locations): Likewise.
13953 (process_assert_insertions_for): Build condition from expression.
13954 (extract_range_from_assert): Handle ASSERT_EXPRs
13955 of the form ASSERT_EXPR <name, expr OP limit>.
13956 (register_edge_assert_for_2): New helper registering
13957 asserts for comparisons. Recognize range tests of the form
13958 (unsigned)i - CST1 OP CST2.
13959 (register_edge_assert_for_1): Use it.
13960 (register_edge_assert_for): Likewise.
13961 (needs_overflow_infinity): Integer sub-types
13962 do not need overflow infinities.
13963 (vrp_val_is_max): The extreme values of integer sub-types
13964 are those of the base type.
13965 (vrp_val_is_min): Likewise.
13966 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13969 2008-03-28 Nick Clifton <nickc@redhat.com>
13972 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13973 Return GENERAL_REGS for stack adjustment reloads.
13975 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13978 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13979 const_vector when all the vectors are constant.
13981 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13983 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13985 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13986 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13988 (s<code>_sf): Use new scc_sf attribute for opcode names.
13990 2008-03-27 Tom Tromey <tromey@redhat.com>
13992 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13993 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13994 config/spu/t-spu-elf, config/i386/t-interix,
13995 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13996 config/i386/x-darwin, config/i386/x-mingw32,
13997 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13998 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13999 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
14000 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
14001 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
14002 config/rs6000/x-darwin, config/rs6000/t-rs6000,
14003 config/score/t-score-elf, config/arm/t-strongarm-pe,
14004 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
14005 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
14006 Revert automatic dependency patch.
14008 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
14011 * config/i386/i386.c (ix86_function_arg_boundary): Align
14012 decimal floating point to its natural boundary.
14014 2008-03-27 Richard Guenther <rguenther@suse.de>
14016 PR middle-end/35716
14017 * fold-const.c (fold_comparison): Restrict distinct decl
14018 comparison folding to VAR_DECLs and PARM_DECLs. Do not
14019 solely rely on operand_equal_p.
14021 2008-03-27 Richard Guenther <rguenther@suse.de>
14024 * c-common.c (handle_weak_attribute): Reject combination of
14027 2008-03-27 Richard Guenther <rguenther@suse.de>
14029 PR tree-optimization/32810
14030 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14031 conversions from DECL_INITIAL.
14032 (fold_const_aggregate_ref): Likewise from constructor elements.
14034 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14036 * tree-affine.h (aff_combination_expand): Declare.
14037 (get_inner_reference_aff): Likewise.
14038 * tree-affine.c (aff_combination_expand): Split out from
14039 tree_to_aff_combination_expand.
14040 (get_inner_reference_aff): New function.
14041 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14042 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14043 (struct lim_aux_data): sm_done field removed.
14044 (mem_ref_loc_p, mem_ref_locs_p): New types.
14045 (struct mem_ref): Added id, stored, accesses_in_loop,
14046 indep_loop, dep_loop, indep_ref, dep_ref fields.
14047 Removed is_stored, locs and next fields.
14048 (memory_accesses): New variable.
14049 (movement_possibility): Do not allow moving statements
14050 that store to memory.
14051 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14053 (determine_max_movement): For statements with memory references,
14054 find the outermost loop in that the reference is independent.
14055 (move_computations_stmt): Mark the virtual operands for renaming.
14056 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14057 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14058 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14059 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14060 create_vop_ref_mapping, analyze_memory_references,
14061 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14062 get_all_locs_in_loop, ref_always_accessed_p,
14063 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14064 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14065 store_motion_loop, store_motion): New functions.
14066 (struct vop_to_refs_elt): New type.
14067 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14068 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14069 (schedule_sm): Replaced by...
14070 (execute_sm): ... this.
14071 (determine_lsm_ref, hoist_memory_references,
14072 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14073 find_more_ref_vops, free_mem_ref, free_mem_refs,
14074 determine_lsm_loop, determine_lsm): Removed.
14075 (tree_ssa_lim_finalize): Free data structures used by store motion.
14076 (tree_ssa_lim): Call analyze_memory_references. Use
14077 store_motion instead of determine_lsm.
14079 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14081 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14082 rename tmake_file to m68hc11/t-m68hc11.
14083 (mcore): Set inhibit_libc to true.
14084 * config.host (alpha*-dec-*vms*): Set extra_programs.
14085 (interix3*): Don't use host_xmake_file.
14086 * configure.ac: Let config.gcc override inhibit_libc.
14087 * configure: Regenerate.
14089 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14090 * config/t-openbsd-thread: Remove commented out lines.
14092 * config/x-interix: Remove.
14094 * config/m68hc11/t-m68hc11-gas: Rename to...
14095 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14097 * config/mcore/t-mcore: Remove T_CFLAGS.
14098 * config/mcore/t-mcore-pe: Likewise.
14100 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14102 * configure.ac: Replace custom __GNU_SOURCE test with
14103 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14104 * aclocal.m4: Regenerate.
14105 * configure: Regenerate.
14106 * config.in: Regenerate.
14108 2008-03-27 Richard Guenther <rguenther@suse.de>
14110 * fold-const.c (target.h): Include.
14111 (fold_comparison): Fold comparison of addresses of decls
14112 that bind locally or of constants. Consolidate address folding code.
14113 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14114 results from fold_binary_to_constant.
14115 (compare_values_warnv): Likewise.
14117 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14119 PR middle-end/35429
14120 * fold-const.c (fold_truthop): Check for integeral types when folding
14121 a == 0 && b == 0 and a != 0 || b != 0 .
14123 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14125 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14127 2008-03-26 Andreas Schwab <schwab@suse.de>
14129 * doc/invoke.texi: Fix use of @item vs. @itemx.
14131 2008-03-26 Tom Tromey <tromey@redhat.com>
14133 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14134 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14135 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14136 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14137 build/genconstants.o, build/genemit.o, build/genextract.o,
14138 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14139 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14142 2008-03-26 Richard Guenther <rguenther@suse.de>
14145 2008-03-26 Richard Guenther <rguenther@suse.de>
14147 * fold-const.c (target.h): Include.
14148 (fold_comparison): Fold comparison of addresses of two decls
14149 that bind locally. Consolidate address folding code.
14151 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14153 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14154 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14155 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14156 dconstsqrt2, dconstthird, dconste and/or dconst10.
14157 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14158 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14159 dconstsqrt2, dconste): Delete.
14160 (init_emit_once): Likewise. Simplify initializing dconstm1.
14162 * real.c (get_real_const): New.
14163 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14164 dconstsqrt2, dconste): Delete.
14165 (real_value_const, get_real_const): New.
14167 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14169 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14171 * config/i386/i386.c (ix86_function_arg_boundary): Check
14172 BIGGEST_ALIGNMENT instead of 128.
14173 (setup_incoming_varargs_64): Likewise.
14175 2008-03-26 Tom Tromey <tromey@redhat.com>
14177 * Makefile.in (DEPFILES): Add missing '/'.
14179 2008-03-26 Richard Guenther <rguenther@suse.de>
14181 * fold-const.c (target.h): Include.
14182 (fold_comparison): Fold comparison of addresses of two decls
14183 that bind locally. Consolidate address folding code.
14185 2008-03-26 Nick Clifton <nickc@redhat.com>
14188 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14189 not allow INT+INT as a legitimate addressing mode.
14191 2008-03-26 Richard Guenther <rguenther@suse.de>
14193 * tree-flow.h (widen_bitfield): Remove declaration.
14194 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14195 (widen_bitfield): Remove function.
14196 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14199 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14202 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14205 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14207 PR rtl-optimization/35232
14208 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14209 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14210 reg_reloaded_call_part_clobbered here.
14211 (reload_regs_reach_end_p): New function.
14212 (reload_reg_rtx_for_input): New variable.
14213 (reload_reg_rtx_for_output): Likewise.
14214 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14215 when reassigning a pseudo register. Load reloadreg from
14216 reload_reg_rtx_for_input, moving the mode and register
14218 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14219 instead of the original when deciding whether an input reload
14220 would be a no-op or whether an output reload can be deleted.
14221 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14222 when setting up new_spill_reg_store. Load it from
14223 reload_reg_rtx_for_output, moving the mode and register
14225 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14226 instead of the original when deciding whether an output reload
14227 would be a no-op. Do the same when modifying insn notes.
14228 Use rtx_equal_p instead of == to compare the registers.
14229 (inherit_piecemeal_p): Take a mode and two register numbers
14231 (emit_reload_insns): Clear new_spill_reg_store for every hard
14232 register in the reload register. Remove spill registers
14233 from reg_reloaded_valid before considering whether to record
14234 inheritance information for them. Use reload_reg_rtx_for_output
14235 instead of reg_rtx when recording output reloads. Use
14236 reload_reg_rtx_for_input instead of reg_rtx when recording
14237 input reloads. Set or clear reg_reloaded_call_part_clobbered
14238 at the same time as setting reg_reloaded_valid.
14239 (delete_output_reload): Add a new_reload_reg parameter and use it
14240 instead of rld[j].reg_rtx.
14241 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14244 2008-03-25 Tom Tromey <tromey@redhat.com>
14246 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14247 (build/genattr.o): Likewise.
14248 (build/genattrtab.o): Likewise.
14249 (build/gencodes.o): Likewise.
14250 (build/genconfig.o): Likewise.
14251 (build/genconstants.o): Likewise.
14252 (build/genemit.o): Likewise.
14253 (build/genextract.o): Likewise.
14254 (build/genflags.o): Likewise.
14256 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14258 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14259 instead of size_int for integer types.
14260 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14261 to match type of MINUS_EXPR.
14263 2008-03-25 Tom Tromey <tromey@redhat.com>
14265 * configure: Rebuilt.
14266 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14269 2008-03-25 Tom Tromey <tromey@redhat.com>
14271 * config/x-solaris (host-solaris.o): Update.
14272 * config/x-linux (host-linux.o): Update.
14273 * config/x-hpux (host-hpux.o): Update.
14274 * config/x-darwin (host-darwin.o): Update.
14275 * config/v850/t-v850e (v850-c.o): Update.
14276 * config/v850/t-v850 (v850-c.o): Update.
14277 * config/t-vxworks (vxworks.o): Update.
14278 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14279 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14280 * config/spu/t-spu-elf (spu-c.o): Update.
14282 * config/sh/t-symbian (sh-c.o): Update.
14283 (symbian.o): Update.
14284 * config/sh/t-sh (sh-c.o): Update.
14285 * config/score/t-score-elf (score7.o, score3.o): Update.
14286 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14287 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14288 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14289 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14290 (rs6000.o): Remove.
14291 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14292 * config/m32c/t-m32c (m32c-pragma.o): Update.
14293 * config/ia64/t-ia64 (ia64-c.o): Update.
14294 * config/i386/x-mingw32 (host-mingw32.o): Update.
14295 * config/i386/x-i386 (driver-i386.o): Update.
14296 * config/i386/x-darwin (host-i386-darwin.o): Update.
14297 * config/i386/x-cygwin (host-cygwin.o): Update.
14298 * config/i386/t-nwld (nwld.o): Update.
14299 * config/i386/t-netware (netware.o): Update.
14300 * config/i386/t-interix (winnt.o): Update.
14301 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14302 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14303 msformat-c.o): Update.
14304 * config/bfin/t-bfin-linux (generated_files): Add
14305 linux-sysroot-suffix.h.
14306 * config/arm/t-wince-pe (pe.o): Update.
14307 * config/arm/t-strongarm-pe (pe.o): Update.
14308 * config/arm/t-pe (pe.o): Update.
14309 * config/arm/t-arm (arm-c.o): Update.
14310 * doc/install.texi (Prerequisites): Require make 3.80.
14311 * Makefile.in: Remove .o targets.
14312 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14313 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14314 (simple_generated_h, simple_generated_c): Move earlier.
14315 (generated_files): New variable.
14316 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14317 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14318 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14319 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14320 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14321 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14322 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14323 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14324 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14325 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14326 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14327 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14329 (COMPILE.base, COMPILE): New variables.
14330 (%.o): New pattern rule.
14331 (ALL_HOST_OBJS): New variable.
14332 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14333 (dummy-checksum.o, cc1-checksum.o): Remove.
14334 (DRIVER_SHLIB): New variable.
14335 (DRIVER_DEFINES): Use it.
14336 (gencondmd.c): Move out of build/.
14337 (s-conditions): Update.
14338 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14339 (ALL_BUILD_OBJS): Likewise.
14340 (build/%.o): Use BUILDCOMPILE.
14341 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14342 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14343 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14344 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14345 build/genconfig.o, build/genconstants.o, build/genemit.o,
14346 build/genextract.o, build/genflags.o, build/genmddeps.o,
14347 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14348 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14349 build/gen-protos.o, build/scan.o, build/fix-header.o,
14350 build/scan-decls.o): Simplify.
14351 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14352 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14353 prefix.o, toplev.o): Reduce to variable setting.
14354 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14355 ($(out_object_file), gcc-options.o): New targets.
14356 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14357 * configure: Rebuilt.
14358 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14359 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14361 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14363 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14364 complain when we hit an error, return ERROR_MARK_NODE.
14366 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14368 * config/sh/constraints.md (Pso, Psz): New constraints.
14369 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14370 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14372 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14374 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14375 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14377 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14379 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14380 (prefetch_sh2a): New.
14382 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14383 Naveen.H.S <naveen.hs@kpitcummins.com>
14385 * config/sh/constraints.md (I28): New constraint.
14386 * config/sh/sh.c (broken_move): Add support for movi20s.
14387 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14389 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14390 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14391 Naveen.H.S <naveen.hs@kpitcummins.com>
14393 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14394 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14395 (print_operand): Handle resbank in %@ operand code.
14396 (sh_encode_section_info): New.
14397 (push_regs): Add conditions for resbank.
14398 (sh_expand_epilogue): Likewise.
14399 (sh_insert_attributes): Likewise.
14400 (sh_attribute_table): Likewise.
14401 (sh_handle_resbank_handler_attribute): New.
14402 (sh2a_handle_function_vector_handler_attribute): New.
14403 (sh2a_is_function_vector_call): New.
14404 (sh2a_get_function_vector_number): New.
14405 (sh2a_function_vector_p): New.
14406 (sh_cfun_resbank_handler_p): New.
14407 * config/sh/sh.md (calli): Emit jsr/n if possible.
14408 (calli_tbr_rel): New.
14409 (calli_pcrel): Emit jsr/n if possible.
14410 (return_i): Emit rts/n if possible.
14411 (call_valuei_tbr_rel): New.
14412 (call_valuei_pcrel): Add condition for SH2A target.
14413 (call_value): Likewise.
14414 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14415 (sh2a_get_function_vector_number): Likewise.
14416 (sh2a_is_function_vector_call): Likewise.
14417 * doc/extend.texi: Document TBR relative addressing of SH2A.
14418 (resbank): Add description for SH2A.
14420 2008-03-24 Richard Guenther <rguenther@suse.de>
14423 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14424 pointer assignments change conversions according to middle-end rules.
14425 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14426 * configure.ac: Include type checking in yes.
14427 * configure: Regenerate.
14429 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14431 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14432 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14434 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14436 * gthr-vxworks.h (UNUSED): Define.
14438 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14440 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14442 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14444 * doc/extend.texi (Function Attributes): Add missing comma in the
14445 example of the "alloc_size" attribute.
14447 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14450 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14452 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14455 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14458 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14459 of the underlying type of a MS bitfield layout to the natural
14460 alignment of the type.
14462 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14464 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14465 to their natural alignment to avoid store forwarding stalls.
14467 2008-03-22 Richard Guenther <rguenther@suse.de>
14469 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14470 For PHI nodes verify the address is invariant.
14471 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14472 (get_symbol_constant_value): Use is_gimple_min_invariant.
14473 (maybe_fold_stmt_indirect): Likewise.
14475 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14477 PR rtl-optimization/33927
14478 * Makefile.in (dse.o): Depend on $(TM_P_H).
14479 * expr.h (extract_low_bits): Declare.
14480 * expmed.c (extract_low_bits): New function.
14481 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14482 * dse.c: Include tm_p.h.
14483 (find_shift_sequence): Remove the read_reg argument and return the
14484 read value. Emit the instructions instead of returning them.
14485 Iterate on new_mode rather than calculating it each time.
14486 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14487 source to NEW_MODE and extract_low_bits to convert the shifted
14488 value to READ_MODE.
14489 (replace_read): Allow the load and store to have different mode
14490 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14491 or extraction instructions before trying the replacement. Update
14492 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14494 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14496 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14497 to their natural alignment to avoid store forwarding stalls.
14499 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14502 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14503 encouraging but not allowing gprs for input;
14504 change the input constraint to !f#r.
14505 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14507 change the output constraint to !f#r.
14509 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14512 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14513 corresponding post-reload splitters.
14514 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14515 when x87 FP math is selected.
14516 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14517 New function prototype.
14518 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14519 unreachable function to ease macroization of insn patterns.
14521 2008-03-21 Martin Jambor <mjambor@suse.cz>
14523 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14524 reference dumps if ddr is NULL or dependence is unknown.
14526 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14528 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14529 unsigned extension into account.
14530 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14531 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14532 Do computations on a scratch register.
14534 2008-03-21 Richard Guenther <rguenther@suse.de>
14536 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14537 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14538 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14539 * tree-ssa-dom.c (record_equality): Likewise.
14540 * tree-inline.c (copy_body_r): Likewise.
14541 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14544 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14546 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14547 as 'delete_unused' argument.
14549 2008-03-20 Richard Guenther <rguenther@suse.de>
14551 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14552 special casing of constant qualifiers.
14553 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14554 care about them in general.
14555 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14556 regardless of their type.
14557 (fold_stmt_r): Forcefully fold *& if we end up with that.
14559 2008-03-20 Paul Brook <paul@codesourcery.com>
14561 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14562 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14564 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14566 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14567 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14569 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14571 * common.opt (Wmudflap): New option.
14572 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14573 (mx_register_decls): Likewise.
14574 (mudflap_finish_file): Likewise.
14575 * doc/invoke.texi: Document -Wno-mudflap.
14577 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14579 * c-format.c (replace_format_name_to_system_name): New.
14580 (cmp_attribs): New.
14581 (convert_format_name_to_system_name): New.
14582 (decode_format_attr): Add use of convert_format_name_to_system_name.
14583 (format_types_orig): Add gnu_ prefix to names.
14584 (check_format_info_main): Special treating of \0 escaped names for
14585 supporting multi-character format specifiers as I32, I64.
14586 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14587 (gnu_target_overrides_format_attributes): New.
14588 * c-format.h: Add structure target_ovr_attr to hold
14589 system specific formatter names.
14590 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14591 msformat-c.o file to c_target_objs and cxx_target_objs.
14592 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14593 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14594 (TARGET_N_FORMAT_TYPES): New.
14595 * config/i386/msformat-c.c: New.
14596 * config/i386/t-cygming: Add build rule for msformat-c.o.
14597 * doc/extend.texi: Add new format names gnu_* and ms_* and
14599 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14601 2008-03-20 Ira Rosen <irar@il.ibm.com>
14603 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14604 optimizations turned on under -O3.
14605 (ftree-vectorize): Add that the flag is turned on with -O3.
14607 2008-03-20 Ben Elliston <bje@au.ibm.com>
14609 * regmove.c (try_auto_increment): Fix spelling error in comment.
14610 * final.c (final_scan_insn): Likewise.
14612 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14615 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14616 allocator preferences for "y" and "r" class registers.
14617 ("*mov<mode>_internal"): Ditto.
14618 ("*movv2sf_internal_rex64"): Ditto.
14619 ("*movv2sf_internal"): Ditto.
14621 2008-03-19 Michael Matz <matz@suse.de>
14623 PR middle-end/35616
14624 * calls.c (expand_call): Check overlap of arguments with call
14625 address for sibcalls.
14627 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14630 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14631 of the underlying type of a MS bitfield layout to the natural
14632 alignment of the type.
14634 2008-03-19 Jan Hubicka <jh@suse.cz>
14637 * toplev.c (decode_d_option): Handle all CPP flags.
14638 * tree-vrp.c: Update tree_pass descriptors.
14639 * regrename.c: Update tree_pass descriptors.
14640 * fwprop.c: Update tree_pass descriptors.
14641 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14642 * tree-into-ssa.c: Update tree_pass descriptors.
14643 * tree-dump.c: Update tree_pass descriptors.
14644 * tree-complex.c: Update tree_pass descriptors.
14645 * tree-dump.h: Update tree_pass descriptors.
14646 * see.c: Update tree_pass descriptors.
14647 * cgraphbuild.c: Update tree_pass descriptors.
14648 * tracer.c: Update tree_pass descriptors.
14649 * tree-loop-distribution.c: Update tree_pass descriptors.
14650 * cgraph.c: Update tree_pass descriptors.
14651 * postreload-gcse.c: Update tree_pass descriptors.
14652 * postreload.c: Update tree_pass descriptors.
14653 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14654 * tree-tailcall.c: Update tree_pass descriptors.
14655 * tree-pass.h (tree_opt_pass): Rename to ...
14656 (opt_pass) ... this one; add "type" field and remove letter field.
14657 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14658 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14659 all_lowering_passes): Update declaration.
14660 * ipa-cp.c: Update tree_pass descriptors.
14661 * final.c: Update tree_pass descriptors.
14662 * omp-low.c: Update tree_pass descriptors.
14663 * tree-ssa-dse.c: Update tree_pass descriptors.
14664 * ipa-reference.c: Update tree_pass descriptors.
14665 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14666 * auto-inc-dec.c: Update tree_pass descriptors.
14667 * reorg.c: Update tree_pass descriptors.
14668 * cgraphunit.c: Update tree_pass descriptors.
14669 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14670 * tree-ssa-ccp.c: Update tree_pass descriptors.
14671 * df-core.c: Update tree_pass descriptors.
14672 * mode-switching.c: Update tree_pass descriptors.
14673 * tree-nomudflap.c: Update tree_pass descriptors.
14674 * modulo-sched.c: Update tree_pass descriptors.
14675 * ipa-pure-const.c: Update tree_pass descriptors.
14676 * cse.c: Update tree_pass descriptors.
14677 * web.c: Update tree_pass descriptors.
14678 * tree-stdarg.c: Update tree_pass descriptors.
14679 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14680 * tree-ssa-dom.c: Update tree_pass descriptors.
14681 * tree-nrv.c: Update tree_pass descriptors.
14682 * tree-ssa-alias.c: Update tree_pass descriptors.
14683 * loop-init.c: Update tree_pass descriptors.
14684 * gimple-low.c: Update tree_pass descriptors.
14685 * ipa-inline.c: Update tree_pass descriptors.
14686 * tree-ssa-sink.c: Update tree_pass descriptors.
14687 * global.c: Update tree_pass descriptors.
14688 * ifcvt.c: Update tree_pass descriptors.
14689 * jump.c: Update tree_pass descriptors.
14690 * predict.c: Update tree_pass descriptors.
14691 * tree-ssa-loop.c: Update tree_pass descriptors.
14692 * recog.c: Update tree_pass descriptors.
14693 * dse.c: Update tree_pass descriptors.
14694 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14695 * tree-eh.c: Update tree_pass descriptors.
14696 * regmove.c: Update tree_pass descriptors.
14698 * function.c: Update tree_pass descriptors.
14699 * tree-vectorizer.c: Update tree_pass descriptors.
14700 * gcse.c: Update tree_pass descriptors.
14701 * ipa-type-escape.c: Update tree_pass descriptors.
14702 * tree-if-conv.c: Update tree_pass descriptors.
14703 * init-regs.c: Update tree_pass descriptors.
14704 * ipa.c: Update tree_pass descriptors.
14705 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14706 * rtl-factoring.c: Update tree_pass descriptors.
14707 * lower-subreg.c: Update tree_pass descriptors.
14708 * bt-load.c: Update tree_pass descriptors.
14709 * tree-dfa.c: Update tree_pass descriptors.
14710 * except.c: Update tree_pass descriptors.
14711 * emit-rtl.c: Update tree_pass descriptors.
14712 * cfgexpand.c: Update tree_pass descriptors.
14713 * tree-cfgcleanup.c: Update tree_pass descriptors.
14714 * cfgcleanup.c: Update tree_pass descriptors.
14715 * tree-ssa-pre.c: Update tree_pass descriptors.
14716 * tree-sra.c: Update tree_pass descriptors.
14717 * tree-mudflap.c: Update tree_pass descriptors.
14718 * tree-ssa-copy.c: Update tree_pass descriptors.
14719 * cfglayout.c: Update tree_pass descriptors.
14720 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14721 * tree-ssa-dce.c: Update tree_pass descriptors.
14722 * tree-ssa.c: Update tree_pass descriptors.
14723 * regclass.c: Update tree_pass descriptors.
14724 * integrate.c: Update tree_pass descriptors.
14725 * tree-optimize.c: Update tree_pass descriptors.
14726 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14727 * tree-object-size.c: Update tree_pass descriptors.
14728 * combine.c: Update tree_pass descriptors.
14729 * tree-outof-ssa.c: Update tree_pass descriptors.
14730 * bb-reorder.c: Update tree_pass descriptors.
14731 * stack-ptr-mod.c: Update tree_pass descriptors.
14732 * var-tracking.c: Update tree_pass descriptors.
14733 * tree-profile.c: Update tree_pass descriptors.
14734 * tree-vect-generic.c: Update tree_pass descriptors.
14735 * reg-stack.c: Update tree_pass descriptors.
14736 * sched-rgn.c: Update tree_pass descriptors.
14737 * tree-ssa-structalias.c: Update tree_pass descriptors.
14738 * tree-cfg.c: Update tree_pass descriptors.
14739 * passes.c (current_pass): Update declaration.
14740 (finish_optimization_passes): Update.
14741 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14742 (register_one_dump_file, register_dump_files_1, next_pass_1):
14744 (init_optimization_passes): Update handling of new types.
14745 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14746 * ipa-struct-reorg.c: Update tree_pass descriptors.
14747 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14748 * combine-stack-adj.c: Update tree_pass descriptors.
14749 * cfgrtl.c: Update tree_pass descriptors.
14750 * dce.c: Update tree_pass descriptors.
14751 * tree-ssanames.c: Update tree_pass descriptors.
14753 2008-03-19 Richard Guenther <rguenther@suse.de>
14755 PR middle-end/35609
14756 * tree-ssa.c (walk_data): New structure.
14757 (warn_uninitialized_var): If not always_executed warn with "maybe"
14759 (execute_early_warn_uninitialized): Compute post-dominators.
14760 Initialize always_executed before processing each basic block.
14762 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14765 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14766 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14768 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14770 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14772 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14774 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14776 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14777 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14778 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14779 target after ignore has been set, and move there also the commputation
14780 of subtarget and original_target.
14781 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14782 (LANG_HOOKS_INITIALIZER): Remove it.
14783 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14785 2008-03-18 Richard Guenther <rguenther@suse.de>
14787 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14788 found an expression with constants, note that in the VN for the lhs.
14789 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14790 fold them to constants if possible. Run cleanup_cfg if done so.
14791 (execute_pre): Return todo.
14792 (do_pre): Likewise.
14793 (execute_fre): Likewise.
14794 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14796 (get_prop_source_stmt): Look through pointer conversions.
14798 2008-03-18 Jan Hubicka <jh@suse.cz>
14800 * tree-pretty-print.c: Include predict.h.
14801 (dump_generic_node): Dump predictor.
14802 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14803 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14804 * gimple-low.c (lower_stmt): Likewise.
14805 * expr.c (expand_expr_real): Likewise.
14806 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14808 (build_predict_expr, build_predict_expr): New.
14809 * predict.h (predictor_name, build_predict_expr): Update.
14810 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14811 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14812 * predict.def (PRED_CONTINUE): Update hitrate.
14813 * tree.def (PREDICT_EXPR): Define.
14814 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14815 do not handle BIND_EXPR.
14816 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14817 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14818 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14821 2008-03-18 Michael Matz <matz@suse.de>
14823 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14825 2008-03-18 Richard Guenther <rguenther@suse.de>
14827 * tree-gimple.h (is_gimple_invariant_address): Declare.
14828 (is_gimple_constant): Likewise.
14829 * tree-gimple.c (is_gimple_constant): New function.
14830 (is_gimple_invariant_address): Likewise.
14831 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14832 and is_gimple_invariant_address.
14833 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14835 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14836 an addressable base.
14838 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14840 PR middle-end/35611
14841 * gimplify.c (gimplify_expr): Gimplify second operand of
14844 2008-03-17 Richard Guenther <rguenther@suse.de>
14846 PR tree-optimization/19637
14847 * fold-const.c (fold_unary): Remove restrictions of removing
14848 intermediate pointer-conversions (P2)(P1)P0.
14849 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14850 conversion to void pointer.
14851 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14853 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14856 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14857 emulated thread local variables.
14859 2008-03-16 Richard Guenther <rguenther@suse.de>
14861 PR middle-end/35607
14862 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14863 expand TREE_INVARIANT operations that are not gimple invariant.
14865 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14867 * doc/extend.texi (Alignment): Say that the ABI controls
14868 the __alignof__ for non-strict-alignment targets rather
14869 than being a recommendation.
14871 2008-03-15 Paul Brook <paul@codesourcery.com>
14873 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14875 (arm_output_fn_unwind): Mark functions that can not be unwound.
14877 2008-03-15 Paul Brook <paul@codesourcery.com>
14879 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14880 extension instructions.
14882 2008-03-15 Richard Guenther <rguenther@suse.de>
14884 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14885 and fold constant aggregate refs.
14886 (fold_const_aggregate_ref): Handle string constants
14887 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14888 (evaluate_stmt): Simplify now that ccp_fold folds constant
14891 2008-03-15 Paul Brook <paul@codesourcery.com>
14893 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14894 (extzv): Use gen_extzv_t2.
14895 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14897 2008-03-15 Richard Guenther <rguenther@suse.de>
14899 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14900 (fold_const_aggregate_ref): Likewise.
14901 (get_value): Return NULL if we don't have any values.
14902 (ccp_finalize): Set const_val to NULL after freeing it.
14903 * tree-flow.h (get_symbol_constant_value): Declare.
14904 (fold_const_aggregate_ref): Likewise.
14905 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14907 2008-03-15 Richard Guenther <rguenther@suse.de>
14909 PR middle-end/35593
14910 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14911 to not produce negative array indices if not allowed. Add
14912 parameter to indicate that.
14913 (maybe_fold_offset_to_component_ref): Allow negative array
14914 indices only for the first member of a structure.
14915 (maybe_fold_offset_to_reference): Allow negative array indices.
14916 (maybe_fold_stmt_addition): Likewise.
14918 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14919 Anatoly Sokolov <aesok@post.ru>
14921 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14922 (avr_arch): Add ARCH_AVR6.
14923 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14924 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14925 instead of fixed value 2.
14926 (print_operand_address): Use gs() asm specifier instead of pm().
14927 (avr_assemble_integer): (Ditto.).
14928 (avr_output_addr_vec_elt): (Ditto.).
14929 (print_operand): Handle "!" code.
14930 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14931 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14932 (AVR_HAVE_EIJMP_EICALL): Define.
14933 (AVR_3_BYTE_PC): Redefine.
14934 (AVR_2_BYTE_PC): (Ditto.).
14935 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14936 (LINK_SPEC): Add atmega2560 and atmega2561.
14937 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14939 * config/avr/avr.md (call_insn): Use eicall instead of icall
14940 for 3 byte PC devices.
14941 (call_value_insn): (Ditto.).
14942 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14943 (indirect_jump): Use only for for 2 byte PC devices.
14944 (*tablejump): (Ditto.).
14945 (*indirect_jump_avr6): Add insn.
14946 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14947 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14948 instead of ijmp for 3 byte PC devices.
14949 (__tablejump2__): (Ditto.).
14950 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14951 (MULITLIB_DIRNAMES): (Ditto.).
14952 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14954 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14956 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14957 "sse2_umulsidi3". Use V1DI mode for operand 0.
14958 ("mmx_psadbw"): Use V1DI mode for operand 0.
14959 * config/i386/i386-modes.def (V1SI): New vector mode.
14960 * config/i386/i386.c (struct builtin_description)
14961 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14962 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14963 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14964 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14965 v1di_ftype_v8qi_v8qi type.
14966 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14968 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14969 __builtin_ia32_pmuludq]: Fix the mode of return value.
14971 2008-03-15 Richard Guenther <rguenther@suse.de>
14973 PR middle-end/35595
14974 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14977 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14979 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14980 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14981 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14982 unless TARGET_SERIALIZE_VOLATILE is enabled.
14983 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14984 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14985 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14987 2008-03-14 Richard Guenther <rguenther@suse.de>
14989 PR tree-optimization/34172
14990 * tree-flow.h (refs_may_alias_p): Declare.
14991 (get_single_def_stmt): Likewise.
14992 (get_single_def_stmt_from_phi): Likewise.
14993 (get_single_def_stmt_with_phi): Likewise.
14994 * tree-dfa.c (refs_may_alias_p): New function.
14995 (get_single_def_stmt): Likewise.
14996 (get_single_def_stmt_from_phi): Likewise.
14997 (get_single_def_stmt_with_phi): Likewise.
14998 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14999 (vn_reference_lookup_1): New helper function.
15000 (vn_reference_lookup): Walk the virtual use-def chain to
15001 continue searching for a match if the def does not alias the
15002 reference we are looking for.
15004 2008-03-14 David Edelsohn <edelsohn@gnu.org>
15006 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
15007 archive and Perzl. Update The Written Word listing.
15009 2008-03-14 Richard Guenther <rguenther@suse.de>
15011 PR tree-optimization/34043
15012 PR tree-optimization/33989
15013 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
15015 (bitmap_find_leader): Use extra argument to verify dominance
15016 relationship inside a basic-block.
15017 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
15018 (find_leader_in_sets): Adjust.
15019 (create_component_ref_by_pieces): Take extra argument for
15020 dominance check, handle lookup failures.
15021 (find_or_generate_expression): Likewise.
15022 (create_expression_by_pieces): Likewise.
15023 (insert_into_preds_of_block): Adjust.
15024 (create_value_expr_from): If asked for, verify all operands
15025 are in the blocks AVAIL_OUT set.
15026 (make_values_for_stmt): Check for SSA_NAMEs that are life
15027 over an abnormal edge.
15028 (compute_avail): Remove such check.
15029 (do_SCCVN_insertion): New function.
15030 (eliminate): If we do not find a leader suitable for replacement
15031 insert a replacement expression from SCCVN if available.
15032 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15033 (struct vn_ssa_aux): Add needs_insertion flag.
15034 * tree-ssa-sccvn.c (may_insert): New global flag.
15035 (copy_reference_ops_from_ref): Value-number union member access
15036 based on its size, not type and member if insertion is allowed.
15037 (visit_reference_op_load): For a weak match from union type
15038 punning lookup a view-converted value and insert a SSA_NAME
15039 for that value if that is not found.
15040 (visit_use): Make dumps shorter. Do not disallow value numbering
15041 SSA_NAMEs that are life over an abnormal edge to constants.
15042 (free_scc_vn): Release inserted SSA_NAMEs.
15043 (run_scc_vn): New flag to specify whether insertion is allowed.
15044 Process SSA_NAMEs in forward order.
15045 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15046 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15047 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15048 pointer type to/from integral types that do not change the
15049 precision to regular conversions.
15051 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15053 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15054 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15055 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15056 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15057 input arguments and the mode of return value. Built-in functions
15058 that operate on whole 64-bit MMX register now use V1DI mode.
15060 2008-03-13 Alon Dayan <alond@il.ibm.com>
15061 Olga Golovanevsky <olga@il.ibm.com>
15063 PR tree-optimization/35041
15064 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15065 to locate the right position in a statement.
15067 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15071 * config/i386/xmmintrin.h: Change all static inline functions to
15072 extern inline and add __gnu_inline__ attribute.
15073 * config/i386/bmintrin.h: Ditto.
15074 * config/i386/smmintrin.h: Ditto.
15075 * config/i386/tmmintrin.h: Ditto.
15076 * config/i386/mmintrin-common.h: Ditto.
15077 * config/i386/ammintrin.h: Ditto.
15078 * config/i386/emmintrin.h: Ditto.
15079 * config/i386/pmmintrin.h: Ditto.
15080 * config/i386/mmintrin.h: Ditto.
15081 * config/i386/mm3dnow.h: Ditto.
15083 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15085 PR middle-end/35185
15086 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15087 (lower_omp_2): New function.
15088 (lower_omp_1, lower_omp): Rewritten.
15090 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15093 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15094 with the phrase "Microsoft Windows compilers".
15095 (Push/Pop Macro Pragmas): New subsection. Document
15096 #pragma push_macro and pragma pop_macro.
15098 2008-03-12 Paul Brook <paul@codesourcery.com>
15100 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15102 2008-03-12 Paul Brook <paul@codesourcery.com>
15104 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15105 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15106 (thumb2_addsi_shortim): Rename ...
15107 (thumb2_addsi_short): ... to this. Allow register operands.
15108 (thumb2_subsi_short): New pattern.
15109 (thumb2_one_cmplsi2_short,
15110 thumb2_negsi2_short): New patterns and peepholes.
15112 2008-03-12 Paul Brook <paul@codesourcery.com>
15114 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15116 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15118 * config/i386/i386.md (int_cond): New code iterator.
15120 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15121 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15122 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15123 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15124 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15125 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15126 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15127 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15129 2008-03-12 Paul Brook <paul@codesourcery.com>
15131 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15132 instead of {arm,thumb}_compute_save_reg_mask.
15133 (output_return_instruction): Ditto.
15134 (thumb_unexpanded_epilogue): Ditto.
15135 (thumb1_expand_prologue): Ditto.
15136 (thumb1_output_function_prologue): Ditto.
15137 (arm_set_return_address): Ditto.
15138 (thumb_set_return_address): Ditto.
15139 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15140 regs to achieve stack alignment.
15141 (thumb1_compute_save_reg_mask): Fix compiler warning.
15142 (arm_output_epilogue): Use offsets->saved_regs_mask.
15143 Adjust stack pointer by poping call clobered registers.
15144 (arm_expand_prologue): Use offsets->saved_regs_mask.
15145 Adjust stack pointer by pushing extra registers.
15146 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15148 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15151 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15152 conversion to the operands of a multiplication.
15154 2008-03-12 Richard Guenther <rguenther@suse.de>
15156 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15157 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15158 * timevar.def (TV_TREE_PHIPROP): Add.
15159 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15160 pass description. Use TV_TREE_PHIPROP.
15161 * tree-ssa-forwprop.c: Remove phiprop code.
15163 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15165 PR middle-end/35549
15166 * omp-low.c (maybe_lookup_decl): Constify first argument.
15167 (use_pointer_for_field): Change last argument from bool to
15168 omp_context *. Disallow shared copy-in/out in nested
15169 parallel if decl is shared in outer parallel too.
15170 (build_outer_var_ref, scan_sharing_clauses,
15171 lower_rec_input_clauses, lower_copyprivate_clauses,
15172 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15174 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15175 Ira Rosen <irar@il.ibm.com>
15177 * tree-vectorizer.c (free_stmt_vec_info): New function.
15178 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15179 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15180 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15181 * tree-vect-transform.c (vectorizable_conversion): Free
15182 vec_oprnds0 if it was allocated.
15183 (vect_permute_store_chain): Remove unused VECs.
15184 (vectorizable_store): Free VECs that are allocated in the..
15186 (vect_transform_strided_load, vectorizable_load): Likewise.
15187 (vect_remove_stores): Simplify the code.
15188 (vect_transform_loop): Move code to vect_remove_stores().
15189 Call vect_remove_stores() and free_stmt_vec_info().
15191 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15193 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15194 TARGET_HPUX. Revise comment.
15195 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15196 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15197 Use sr4 variant of `be' instruction when not generating PIC code.
15198 (attr_length_call): Adjust for above change.
15200 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15202 * ipa-reference.c (static_execute): Remove module_statics_const and
15203 associated setting code.
15205 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15208 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15209 predicate for operand 1.
15210 (paritysi2_cmp): Use register_operand predicate for operand 2.
15211 Use earlyclobber modifier for operand 1. Remove support for
15213 (paritydi2_cmp): Use register_operand predicate for operand 3.
15214 Use earlyclobber modifier for operand 1. Remove support for
15217 2008-03-11 Paul Brook <paul@codesourcery.com>
15218 Vladimir Prus <vladimir@codesourcery.com>
15220 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15221 (arm_compute_save_reg0_reg12_mask): Always
15222 check if register 11 must be saved. Always safe hard frame pointer
15223 when frame_pointer_needeed.
15224 (arm_compute_save_reg_mask): Save IP and PC
15225 only with apcs frames.
15226 (arm_output_epilogue): Adjust Thumb2 codepath to
15227 be also invoked and work for ARM non-apcs frames.
15228 (arm_expand_prologue): Don't bother saving IP
15229 for non-apcs frame, since it's not clobbered by
15230 prologue code. Implement non-apcs frame
15233 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15235 PR rtl-optimization/35281
15236 * expr.c (convert_move): Use a new pseudo for the intermediate
15237 from_mode->word_mode result.
15239 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15241 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15242 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15243 * toplev.c (compile_file): Don't call it.
15245 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15247 PR middle-end/35526
15248 * expr.c (store_expr): Call emit_block_move if the mode
15249 of "temp" RTX is BLKmode.
15251 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15252 Richard Guenther <rguenther@suse.de>
15254 PR tree-optimization/31358
15255 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15256 the step with a NULL_TREE.
15257 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15258 to sizetype if type is a pointer type.
15259 (add_candidate_1): Don't convert the base and step to
15260 the generic type if the orginal type is a pointer type.
15261 (add_iv_value_candidates): Use sizetype for the step
15262 if type is a pointer type.
15263 (cand_value_at): Likewise.
15264 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15266 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15267 Don't convert the tem affine to the type.
15268 (add_elt_to_tree): Use sizetype for the step if a pointer.
15269 Use POINTER_PLUS_EXPR for pointers.
15270 (aff_combination_to_tree): Use sizetype for the step if a
15273 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15275 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15276 Remove commutativity hint.
15278 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15282 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15283 errorneous type. Check that v is a VAR_DECL.
15285 PR middle-end/35099
15286 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15288 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15290 PR tree-optimization/35494
15291 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15292 may be overriden at link and run time.
15294 2008-03-10 Richard Guenther <rguenther@suse.de>
15296 PR tree-optimization/34677
15297 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15298 (poolify_tree): Likewise.
15299 (modify_expr_template): Likewise.
15300 (poolify_modify_stmt): Likewise.
15301 (insert_fake_stores): Handle all component-ref style stores
15302 in addition to INDIRECT_REF. Also handle complex types.
15303 Do not poolify the inserted load.
15304 (realify_fake_stores): Do not rebuild the tree but only
15305 make it a SSA_NAME copy.
15306 (init_pre): Remove initialzation of modify_expr_template.
15307 Do not allocate modify_expr_node_pool.
15308 (fini_pre): Do not free modify_expr_node_pool.
15310 2008-03-10 Paul Brook <paul@codesourcery.com>
15312 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15313 to avoid conflicts.
15315 2008-03-10 Paul Brook <paul@codesourcery.com>
15316 Mark Shinwell <shinwell@codesourcery.com>
15318 * config/arm/cortex-r4.md: New.
15319 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15321 * config/arm/arm.md: Include cortex-r4.md.
15322 (insn): Add smmls, sdiv and udiv values.
15323 (generic_sched): Don't use generic scheduling for Cortex-R4.
15324 (arm_issue_rate): New function.
15325 (TARGET_SCHED_ISSUE_RATE): Define.
15327 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15329 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15331 2008-03-10 Richard Guenther <rguenther@suse.de>
15333 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15334 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15336 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15338 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15339 Set default to true.
15341 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15343 * c.opt (Wsynth): Deprecate.
15344 * doc/invoke.texi (Option Summary, Warning Options): Document
15345 -Wno-format-contains-nul.
15347 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15350 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15351 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15353 2008-03-09 Ira Rosen <irar@il.ibm.com>
15355 * config/rs6000/rs6000.c (builtin_description): Rename vector
15356 left shift operations.
15357 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15358 (altivec_vsl<VI_char>): Rename to ...
15359 (ashl<mode>3): ... new name.
15360 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15362 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15364 2008-03-08 Richard Guenther <rguenther@suse.de>
15366 * coverage.h (tree_coverage_counter_addr): Declare.
15367 * coverage.c (tree_coverage_counter_addr): New function.
15368 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15369 before using again.
15370 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15371 (tree_gen_one_value_profiler): Likewise.
15372 (tree_gen_ic_profiler): Likewise.
15373 (tree_gen_average_profiler): Likewise.
15374 (tree_gen_ior_profiler): Likewise.
15376 2008-03-08 Richard Guenther <rguenther@suse.de>
15378 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15379 (vn_binary_op_insert): Likewise.
15380 (vn_unary_op_lookup): Likewise.
15381 (vn_unary_op_insert): Likewise.
15382 (vn_nary_op_lookup): Declare.
15383 (vn_nary_op_insert): Likewise.
15384 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15385 and binary hashes, use a single obstack for unary_op_pool
15386 and binary_op_pool.
15387 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15388 a single struct vn_nary_op_s. Store tree code length and
15389 a variable number of operands.
15390 (struct vn_reference_op_struct): Remove unused op2.
15391 (vn_reference_op_eq): Do not compare op2.
15392 (vn_reference_op_compute_hash): Do not compute hash of op2.
15393 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15394 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15395 with vn_nary_op_compute_hash.
15396 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15397 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15399 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15401 (visit_unary_op): Call nary functions.
15402 (visit_binary_op): Likewise.
15403 (process_scc): Adjust for struct vn_tables_s changes.
15404 (allocate_vn_table): Likewise.
15405 (free_vn_table): Likewise.
15406 * tree-vn.c (vn_add): Call nary functions.
15407 (vn_lookup): Likewise.
15409 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15412 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15413 wdst back after sync_compare_and_swapqhi_internal.
15415 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15418 * config/i386/i386-modes.def (V1DI): New vector mode.
15419 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15420 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15421 (MMXMODE248): Ditto.
15422 (MMXMODE): Add V1DI mode.
15423 (mmxvecsize): Change DI mode to V1DI mode.
15424 ("mov<mode>): Use MMXMODEI8 mode iterator.
15425 ("*mov<mode>_internal_rex64"): Ditto.
15426 ("*mov<mode>_internal"): Ditto.
15427 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15428 ("mmx_sub<mode>3"): Ditto.
15429 ("mmx_adddi3"): Remove insn pattern.
15430 ("mmx_subdi3"): Ditto.
15431 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15432 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15433 ("mmx_ashl<mode>3"): Ditto.
15434 ("mmx_lshrdi3"): Remove insn pattern.
15435 ("mmx_ashldi3"): Ditto.
15436 * config/i386/i386.c (classify_argument): Handle V1DImode.
15437 (function_arg_advance_32): Ditto.
15438 (function_arg_32): Ditto.
15439 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15440 mmx_addv1di3 insn pattern.
15441 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15442 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15443 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15444 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15445 Remove definitions of built-in functions.
15446 (V1DI_type_node): New node.
15447 (v1di_ftype_v1di_int): Ditto.
15448 (v1di_ftype_v1di_v1di): Ditto.
15449 (v2si_ftype_v2si_si): Ditto.
15450 (v4hi_ftype_v4hi_di): Remove node.
15451 (v2si_ftype_v2si_di): Ditto.
15452 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15453 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15454 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15455 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15456 Add new builtins using def_builtin_const.
15457 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15458 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15459 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15460 * config/i386/mmintrin.h (__v1di): New typedef.
15461 (_mm_add_si64): Cast arguments to __v1di type.
15462 (_mm_sub_si64): Ditto.
15463 (_mm_sll_pi16): Cast __count to __v4hi type.
15464 (_mm_sll_pi32): Cast __count to __v2si type.
15465 (_mm_sll_si64): Cast arguments to __v1di type.
15466 (_mm_srl_pi16): Cast __count to __v4hi type.
15467 (_mm_srl_pi32): Cast __count to __v2si type.
15468 (_mm_srl_si64): Cast arguments to __v1di type.
15469 (_mm_sra_pi16): Cast __count to __v4hi type.
15470 (_mm_sra_pi32): Cast __count to __v2si type.
15471 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15472 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15473 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15474 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15475 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15476 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15477 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15478 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15479 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15480 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15481 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15482 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15484 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15486 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15488 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15491 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15492 reg+const addressing for Altivec modes. Don't generate reg+reg
15493 addressing for TFmode or TDmode quantities.
15495 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15497 * c-common.c (vector_types_convertible_p): Call langhook
15498 instead of comptypes.
15500 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15503 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15504 integral and scalar float variables which have a
15507 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15509 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15510 dwarf_register_span hook when emitting unwind information for
15511 register-to-memory saves.
15512 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15513 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15515 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15517 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15518 for the same VAR_DECL.
15520 2008-03-06 Tom Tromey <tromey@redhat.com>
15522 * treelang: Delete.
15523 * doc/standards.texi (Standards): Don't mention treelang.
15524 * doc/invoke.texi (Overall Options): Don't mention treelang.
15525 * doc/install.texi (Prerequisites): Don't mention bison or
15527 (Configuration): Don't mention treelang.
15528 (Building): Likewise.
15529 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15531 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15533 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15534 word-extractions out of a multi-word object.
15536 2008-03-06 Richard Guenther <rguenther@suse.de>
15538 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15539 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15540 result type and precision.
15541 * expr.c (get_inner_reference): Set unsignedp based on the result
15542 type of BIT_FIELD_REF.
15543 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15544 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15545 (try_instantiate_multiple_fields): Likewise. Use the correct type
15547 (sra_build_assignment): Likewise.
15548 (sra_build_elt_assignment): Likewise.
15549 (sra_explode_bitfield_assignment): Likewise.
15550 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15551 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15552 set BIT_FIELD_REF_UNSIGNED.
15553 (vectorizable_load): Likewise.
15555 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15557 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15560 2008-03-06 Richard Guenther <rguenther@suse.de>
15562 * alias.c (struct alias_set_entry): Move has_zero_child field
15563 to pack with alias_set.
15565 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15567 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15570 2008-03-05 Ian Lance Taylor <iant@google.com>
15572 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15574 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15576 * fwprop.c (update_df): Support width and offset parameters of
15578 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15579 global_conflicts): Change DF_REF_EXTRACT to either
15580 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15581 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15582 * df-scan.c (df_ref_record, df_defs_record,
15583 df_ref_create_structure, df_def_record_1, df_uses_record,
15584 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15585 df_bb_refs_collect, df_entry_block_defs_collect,
15586 df_exit_block_uses_collect): Support new width and offset fields.
15587 (ref_extract_pool): New storage pool.
15588 (df_free_ref): New function.
15589 (df_reg_chain_unlink, df_free_collection_rec,
15590 df_sort_and_compress_refs): Call df_free_ref.
15591 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15593 (df_ref_create_structure): Allocate df_ref_extract if offset and
15594 width fields are used.
15595 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15596 (df_uses_record): Get offset and width from ZERO_EXTRACT
15598 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15599 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15600 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15601 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15602 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15603 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15604 (df_ref_extract): New structure.
15605 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15606 (df_ref_create): Add width and offset parameters.
15608 2008-03-05 Richard Guenther <rguenther@suse.de>
15610 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15611 Use ranges_overlap_p.
15612 (offset_overlaps_with_access): Rename
15613 to ranges_overlap_p and move ...
15614 * tree-flow-inline.h (ranges_overlap_p): ... here.
15616 * tree.h (get_inner_reference, handled_component_p): Update
15619 * tree.h (record_component_aliases, get_alias_set,
15620 alias_sets_conflict_p, alias_sets_must_conflict_p,
15621 objects_must_conflict_p): Move declarations ...
15622 * alias.h (record_component_aliases, get_alias_set,
15623 alias_sets_conflict_p, alias_sets_must_conflict_p,
15624 objects_must_conflict_p): ... here.
15625 Include coretypes.h.
15626 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15628 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15630 * cfg.c: Include tree-flow.h.
15631 (remove_edge_raw): Call redirect_edge_var_map_clear.
15632 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15633 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15634 (redirect_edge_var_map_result): New.
15635 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15636 PENDING_STMT use with redirect_edge_var_map_*.
15637 * tree-ssa.c (edge_var_maps): New definition.
15638 (redirect_edge_var_map_add): New.
15639 (redirect_edge_var_map_clear): New.
15640 (redirect_edge_var_map_dup): New.
15641 (redirect_edge_var_map_vector): New.
15642 (redirect_edge_var_map_destroy): New.
15643 (ssa_redirect_edge): Replace PENDING_STMT use with
15644 redirect_edge_var_map_*.
15645 (flush_pending_stmts): Same.
15646 (delete_tree_ssa): Destroy edge var map.
15647 * tree-flow.h (struct _edge_var_map): New.
15648 Define edge_var_map vector type.
15649 Declare redirect_edge_var_map_* prototypes.
15650 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15651 * tree-cfg.c (reinstall_phi_args): Replace
15652 PENDING_STMT use with redirect_edge_var_map_*.
15654 2008-03-05 Richard Guenther <rguenther@suse.de>
15656 PR tree-optimization/35472
15657 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15658 whose single use_stmt has a overlapping set of loaded and
15659 stored symbols as that use_stmt might be a noop assignment then.
15661 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15663 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15665 2008-03-05 Richard Guenther <rguenther@suse.de>
15668 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15669 should be constants.
15670 * tree-cfg.c (verify_expr): Verify it.
15671 * fold-const.c (fold_truthop): Remove code generating
15672 BIT_FIELD_REFs of structure bases.
15673 (fold_binary): Likewise.
15674 (fold_ternary): Position and size of BIT_FIELD_REFs are
15675 always host integers.
15676 (make_bit_field_ref): Remove.
15677 (optimize_bit_field_compare): Remove.
15678 (all_ones_mask_p): Remove.
15680 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15683 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15684 (split_block_and_df_analyze): New. Split basic block and rebuild
15686 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15688 (split_pattern_seq): Likewise.
15689 (erase_matching_seqs): Likewise.
15690 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15692 2008-03-04 Geoff Keating <geoffk@apple.com>
15694 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15695 declaration and code.
15696 (tree_invalid_nonnegative_warnv_p): Likewise.
15698 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15700 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15701 examples. Truncate option-names then causing overfull hbox.
15703 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15706 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15708 * configure: Rebuilt.
15710 2008-03-04 Rafael Espindola <espindola@google.com>
15712 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15713 (tree_unary_nonnegative_warnv_p): New.
15714 (tree_binary_nonnegative_warnv_p): New.
15715 (tree_single_nonnegative_warnv_p): New.
15716 (tree_invalid_nonnegative_warnv_p): New.
15717 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15719 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15722 * opts.c (handle_option): Postpone 'unknown option' errors only for
15725 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15728 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15731 2008-03-04 Rafael Espindola <espindola@google.com>
15733 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15734 (tree_binary_nonzero_warnv_p): New.
15735 (tree_single_nonzero_warnv_p): New.
15736 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15738 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15740 PR middle-end/35456
15741 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15742 transformations for modes that have signed zeros.
15743 * ifcvt.c (noce_try_abs): Ditto.
15745 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15747 * config/i386/i386.c (override_options): Force
15748 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15750 2008-03-04 Jan Hubicka <jh@suse.cz>
15753 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15756 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15758 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15759 label to probe the stack.
15761 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15763 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15764 (__gthr_win32_mutex_destroy): Declare.
15765 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15766 __gthr_win32_mutex_destroy.
15767 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15769 2008-03-03 Jan Hubicka <jh@suse.cz>
15772 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15773 aggressive on inlining cold calls.
15775 2008-03-03 Richard Guenther <rguenther@suse.de>
15777 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15778 struct copies into the expression table.
15779 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15780 (try_to_simplify): Likewise.
15781 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15782 integral and pointer arguments which do not change the
15783 precision to NOP_EXPRs.
15784 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15785 VIEW_CONVERT_EXPR case.
15787 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15789 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15790 defined in a loop at depth 0 is invariant.
15791 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15792 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15793 be called at loop depth 0.
15795 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15798 * gcc.c (process_command): Update copyright notice dates.
15799 * gcov.c (print_version): Likewise.
15800 * gcov-dump.c (print_version): Likewise.
15801 * mips-tfile.c (main): Likewise.
15802 * mips-tdump.c (main): Likewise.
15804 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15807 * c-common.c (flag_permissive): Delete.
15808 (constant_expression_warnings): Check flags first.
15809 (constant_expression_error): New.
15810 * c-common.h (flag_permissive): Delete.
15811 (constant_expression_error): Declare.
15812 * flags.h (flag_permissive): Declare. Update description.
15813 * diagnostic.c (pedwarn): Update.
15815 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15816 (permissive_error_kind): New.
15817 * toplev.c (flag_permissive): Define. Update description.
15818 * toplev.h (permissive_error_kind): Declare.
15819 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15820 (pedwarn_c90): Use pedantic_warning_kind.
15821 * c-opts.c (c_common_post_options): flag_permissive does not affect
15822 flag_pedantic_errors.
15824 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15826 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15827 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15828 __absvsi2, __absvDI2): Use unsigned arithmetic.
15830 2008-03-02 Andi Kleen <ak@suse.de>
15831 Richard Guenther <rguenther@suse.de>
15833 * struct-equiv.c: Remove file.
15834 * cfg_cleanup.c (condjump_equiv_p): Remove.
15835 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15836 (struct-equiv.o): Remove rule.
15837 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15838 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15839 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15841 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15843 * ifcvt.c (noce_process_if_block): Try to handle only the then
15844 block if the else block exists but isn't suitable.
15846 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15849 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15850 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15851 regression from previous patch.
15853 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15856 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15858 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15859 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15860 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15861 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15862 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15863 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15864 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15865 (__gthread_mutex_destroy_function): Rename to
15866 __gthread_mutex_destroy.
15867 * gthr-dce.h (__gthread_mutex_destroy): Call
15868 pthread_mutex_destroy.
15869 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15870 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15871 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15873 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15875 * df-scan.c (df_ref_chain_change_bb): Simplify.
15876 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15877 set_block_for_insn if there's any change.
15878 * df.h ((df_insn_change_bb): Fix prototype.
15879 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15880 df_insn_change_bb, don't call set_block_for_insn.
15881 * emit-rtl.c (reorder_insns): Likewise.
15882 * haifa-sched.c (move_insn): Likewise.
15884 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15886 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15888 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15890 * tree-flow-inline.h (next_readonly_imm_use): Return
15891 NULL_USE_OPERAND_P after the end.
15893 2008-03-01 Richard Guenther <rguenther@suse.de>
15895 PR tree-optimization/35411
15896 * tree-sra.c (sra_build_assignment): Split conversion to
15897 final type to a separate statement if we are not assigning
15900 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15902 * fold-const.c (fold_convertible_p): Correct the logic to follow
15903 that in fold_convert().
15905 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15908 * tree-inline.c (build_duplicate_type): When we make a
15909 duplicate type, make it unique in the canonical types system.
15911 2008-02-29 Tom Tromey <tromey@redhat.com>
15913 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15914 input_file_stack_history, input_file_stack_restored): Remove.
15915 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15916 * input.h (struct file_stack): Remove.
15917 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15918 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15920 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15922 (diagnostic_last_module_changed): Add 'map' argument.
15923 (diagnostic_set_last_function): Likewise.
15924 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15925 line map, not input_file_stack.
15926 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15928 2008-02-29 Paul Brook <paul@codesourcery.com>
15930 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15932 2008-02-29 Paul Brook <paul@codesourcery.com>
15934 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15936 2008-02-29 Richard Guenther <rguenther@suse.de>
15938 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15940 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15941 value for comparing for a store match.
15942 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15943 (try_to_simplify): Do not do a full-blown reference lookup.
15945 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15947 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15948 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15950 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15952 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15954 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15955 strides against cache sizes.
15957 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15959 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15962 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15964 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15965 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15966 is smaller than the original promoted value.
15967 (simplify_subreg): If OP is a SUBREG, try to preserve its
15968 SUBREG_PROMOTED_VAR_P information.
15970 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15972 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15973 (VN_INFO_GET): Allocate new objects on the obstack.
15974 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15975 for rpo_numbers_temp, for consistency.
15976 (free_scc_vn): Free the obstack.
15978 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15980 * doc/invoke.texi: Document -ftree-loop-distribution.
15981 * tree-loop-distribution.c: New.
15982 * tree-pass.h (pass_loop_distribution): New.
15983 * graphds.h (struct graph): Add htab_t indices.
15984 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15985 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15986 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15987 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15988 * tree-data-ref.c (debug_data_dependence_relations): New.
15989 (dump_data_dependence_relation): Also print data references.
15990 (free_data_ref): Extern.
15991 (same_access_functions): Moved...
15992 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15993 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15994 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15995 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15996 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15997 (stmts_from_loop): Skip LABEL_EXPR.
15998 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
16000 (build_rdg): Initialize rdg->indices htab.
16001 (free_rdg, stores_from_loop, ref_base_address,
16002 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
16003 have_similar_memory_accesses_1, ref_base_address_1,
16004 remove_similar_memory_refs): New.
16005 * tree-data-ref.h: Depend on tree-chrec.h.
16006 (debug_data_dependence_relations, free_data_ref): Declared.
16007 (same_access_functions): ... here.
16008 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
16010 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
16011 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
16012 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
16013 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16014 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
16015 rdg_vertex_for_stmt): Declared.
16016 (struct rdg_edge): Add level.
16018 (free_rdg, stores_from_loop, remove_similar_memory_refs,
16019 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
16021 (rdg_has_similar_memory_accesses): New.
16022 * tree-vect-analyze.c: Remove unused static decls.
16023 * lambda.h (dependence_level): New.
16024 * common.opt (ftree-loop-distribution): New.
16025 * tree-flow.h (mark_virtual_ops_in_bb,
16026 slpeel_tree_duplicate_loop_to_edge_cfg,
16027 rename_variables_in_loop): Declared.
16028 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16029 (OBJS-common): Add tree-loop-distribution.o.
16030 (tree-loop-distribution.o): New rule.
16031 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16032 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16033 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16035 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16038 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16039 other than structures and unions.
16041 2008-02-28 Richard Guenther <rguenther@suse.de>
16044 2008-02-26 Richard Guenther <rguenther@suse.de>
16046 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16047 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16048 (lookup_decl_from_uid): Declare.
16049 (remove_decl_from_map): Likewise.
16050 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16051 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16052 (decl_for_uid_map): New global hashtable mapping DECL_UID
16054 (init_ttree): Allocate it.
16055 (insert_decl_to_uid_decl_map): New helper function.
16056 (make_node_stat): Insert new decls into the map.
16057 (copy_node_stat): Likewise.
16058 (lookup_decl_from_uid): New function.
16059 (remove_decl_from_map): Likewise.
16060 (print_decl_for_uid_map_statistics): New helper.
16061 (dump_tree_statistics): Call it.
16063 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16064 (referenced_var_iterator): Adjust.
16065 (FOR_EACH_REFERENCED_VAR): Adjust.
16066 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16067 (num_referenced_vars): Adjust.
16068 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16069 (first_referenced_var): Remove.
16070 (end_referenced_vars_p): Likewise.
16071 (next_referenced_var): Likewise.
16072 (referenced_var_iterator_set): New helper function.
16073 * tree-dfa.c (referenced_var_lookup): Adjust.
16074 (referenced_var_check_and_insert): Likewise.
16075 (remove_referenced_var): Likewise.
16076 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16077 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16078 (verify_call_clobbering): Likewise.
16079 (verify_memory_partitions): Likewise.
16080 (init_tree_ssa): Allocate bitmap instead of hashtable for
16082 (delete_tree_ssa): Adjust.
16083 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16084 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16085 (compute_tag_properties): Likewise.
16086 (set_initial_properties): Likewise.
16087 (find_partition_for): Likewise.
16088 (update_reference_counts): Likewise.
16089 (dump_may_aliases_for): Likewise.
16090 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16091 (add_call_clobber_ops): Likewise.
16092 (add_call_read_ops): Likewise.
16093 (get_asm_expr_operands): Likewise.
16094 * tree-into-ssa.c (dump_decl_set): Likewise.
16095 (update_ssa): Likewise.
16096 * tree-sra.c (scan_function): Likewise.
16097 (decide_instantiations): Likewise.
16098 (scalarize_parms): Likewise.
16099 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16100 (dsa_named_for): Likewise.
16101 * tree-ssa-structalias.c (update_alias_info): Likewise.
16102 (merge_smts_into): Likewise.
16104 2008-02-27 David Daney <ddaney@avtrex.com>
16107 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16108 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16109 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16110 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16111 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16113 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16116 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16117 (BUILT_IN_NEXTTOWARD): Remove.
16118 (BUILT_IN_NEXTTOWARDF): Ditto.
16119 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16120 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16122 2008-02-27 Tom Tromey <tromey@redhat.com>
16124 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16125 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16127 2008-02-27 Jan Beulich <jbeulich@novell.com>
16129 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16130 update the respective field on newdecl.
16132 2008-02-27 Revital Eres <eres@il.ibm.com>
16134 PR rtl-optimization/34999
16135 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16136 crossing edges that ends with a call insn.
16137 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16138 call insn and clear the EDGE_CROSSING flag of the crossing edge
16139 when fixing fallthru edges.
16141 2008-02-27 Richard Guenther <rguenther@suse.de>
16143 PR middle-end/35390
16144 * fold-const.c (fold_unary): Return the correct argument,
16145 converted to the result type.
16147 2008-02-27 Richard Guenther <rguenther@suse.de>
16149 PR middle-end/34971
16150 * expr.c (expand_expr_real_1): Assert on rotates that operate
16152 * fold-const.c (fold_binary): Use the types precision, not the
16153 bitsize of the mode if folding rotate expressions. Build rotates
16154 only for full modes.
16156 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16158 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16159 and CPP_PRAGMA_EOL.
16160 * c-pragma.c (pragma_ns_name): New typedef.
16161 (registered_pp_pragmas): New variable.
16162 (c_pp_lookup_pragma): New function.
16163 (c_register_pragma_1): If flag_preprocess_only, do nothing
16164 for non-expanded pragmas, for expanded ones push pragma's
16165 namespace and name into registered_pp_pragmas vector.
16166 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16167 flag_preprocess_only, don't register GCC pch_preprocess
16168 pragma if flag_preprocess_only.
16169 * c-opts.c (c_common_init): Call init_pragma even if
16170 flag_preprocess_only.
16171 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16172 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16173 cpp_register_pragma if flag_preprocess_only.
16175 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16178 * c-parser.c (c_parser_translation_unit): Warn for empty
16179 translation unit, not empty source file.
16181 2008-02-26 Paul Brook <paul@codesourcery.com>
16183 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16184 operand for Thumb-2.
16185 * config/arm/arm.h (reg_class): Add CORE_REGS.
16186 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16187 (BASE_REG_CLASS): Use CORE_REGS.
16188 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16189 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16190 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16191 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16192 ARM_REGNO_OK_FOR_INDEX_P.
16193 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16194 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16195 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16196 (ldm/stm peepholes): Ditto.
16197 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16198 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16199 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16200 * config/arm/constraints.md: Enable "k" constraint on ARM.
16202 2008-02-27 Ben Elliston <bje@au.ibm.com>
16204 * config/rs6000/rs6000.c: Annotate cache line size field in all
16205 instances of struct processor_costs.
16207 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16209 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16210 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16211 jump_bypass): New counters.
16212 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16213 * dce.c (gate_ud_dce): Same.
16214 (gate_fast_dce): Same.
16215 * dse.c (gate_dse1): New function.
16216 (gate_dse2): New function.
16217 (gate_dse): Merge results of new gate functions.
16218 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16219 (gate_handle_jump_bypass): Add dbg_cnt.
16220 (gate_handle_gcse): Add dbg_cnt.
16221 * ifcvt.c (gate_handle_if_conversion): Same.
16222 (gate_handle_if_after_combine): Same.
16223 (gate_handle_if_after_reload): Same.
16224 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16226 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16228 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16230 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16232 2008-02-26 Jason Merrill <jason@redhat.com>
16235 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16236 alone if it's the naming decl for the type's main variant.
16238 2008-02-26 Tom Tromey <tromey@redhat.com>
16240 * system.h (USE_MAPPED_LOCATION): Poison.
16241 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16242 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16243 (make_goto_expr_edges): Likewise.
16244 (remove_bb): Likewise.
16245 (execute_warn_function_return): Likewise.
16246 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16248 * c-common.c (fname_decl): Remove old location code.
16249 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16251 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16253 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16254 (gen_rtx_ASM_INPUT): Likewise.
16255 (gen_rtx_ASM_INPUT_loc): Likewise.
16256 (get_rtx_asm_OPERANDS): Remove.
16257 * cfglayout.c (insn_locators_alloc): Remove old location code.
16258 (set_curr_insn_source_location): Likewise.
16259 (curr_insn_locator): Likewise.
16260 * print-tree.c (print_node): Remove old location code.
16261 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16262 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16263 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16264 location_from_locus.
16265 (construct_exit_block): Remove old location code.
16266 * emit-rtl.c (force_next_line_note): Remove old location code.
16267 * profile.c (branch_prob): Remove old location code.
16268 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16269 LOC_LINE): Remove old-location variants.
16270 * langhooks.c (lhd_print_error_function): Remove old location
16272 * configure, config.in: Rebuilt.
16273 * configure.ac (--enable-mapped-location): Remove.
16274 * c-decl.c (c_init_decl_processing): Remove old location code.
16275 (finish_function): Likewise.
16276 * recog.c (decode_asm_operands): Remove old location code.
16277 * c-pch.c (c_common_read_pch): Remove old location code.
16278 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16280 * gimple-low.c (lower_function_body): Remove old location code.
16281 * toplev.c (unknown_location): Remove.
16282 (push_srcloc): Remove old-location variant.
16283 (process_options): Remove old location code.
16284 (lang_dependent_init): Likewise.
16285 * input.h (UNKNOWN_LOCATION): Move definition.
16286 (location_t): Undeprecate.
16287 (source_locus): Remove.
16288 (location_from_locus): Remove.
16289 (struct location_s): Remove.
16290 Remove all old-location code.
16291 (input_line, input_filename): Remove.
16292 * final.c (final_scan_insn): Remove old location code.
16293 * diagnostic.c (diagnostic_build_prefix): Remove
16294 USE_MAPPED_LOCATION test.
16295 * tree.h (gimple_stmt) <locus>: Now a location_t.
16296 (tree_exp) <locus>: Likewise.
16297 (DECL_IS_BUILTIN): Remove old-location variant.
16298 (annotate_with_file_line, annotate_with_locus): Likewise.
16299 (expr_locus, set_expr_locus): Update.
16300 * tree.c (build1_stat): Remove old location code.
16301 (last_annotated_node): Remove.
16302 (annotate_with_file_line): Remove old-location variant.
16303 (annotate_with_locus): Likewise.
16304 (expr_location): Remove old location code.
16305 (set_expr_location): Likewise.
16306 (expr_has_location): Likewise.
16307 (expr_locus): Likewise.
16308 (set_expr_locus): Likewise.
16309 (expr_filename): Don't use location_from_locus.
16310 (expr_lineno): Likewise.
16311 * rtl-error.c (location_for_asm): Remove old location code.
16312 * c-lex.c (cb_line_change): Remove old location code.
16313 (fe_file_change): Likewise.
16314 (cb_def_pragma): Likewise.
16315 (c_lex_with_flags): Likewise.
16316 * gengtype.c (do_typedef): Don't special-case location types.
16317 (define_location_structures): Remove.
16318 (main): Don't call define_location_structures.
16319 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16322 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16325 * builtins.def (BUILT_IN_STDARG_START): Remove.
16326 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16327 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16328 * tree-inline.c (inline_forbidden_p_1): Likewise.
16330 2008-02-26 Richard Guenther <rguenther@suse.de>
16332 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16333 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16334 (lookup_decl_from_uid): Declare.
16335 (remove_decl_from_map): Likewise.
16336 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16337 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16338 (decl_for_uid_map): New global hashtable mapping DECL_UID
16340 (init_ttree): Allocate it.
16341 (insert_decl_to_uid_decl_map): New helper function.
16342 (make_node_stat): Insert new decls into the map.
16343 (copy_node_stat): Likewise.
16344 (lookup_decl_from_uid): New function.
16345 (remove_decl_from_map): Likewise.
16346 (print_decl_for_uid_map_statistics): New helper.
16347 (dump_tree_statistics): Call it.
16349 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16350 (referenced_var_iterator): Adjust.
16351 (FOR_EACH_REFERENCED_VAR): Adjust.
16352 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16353 (num_referenced_vars): Adjust.
16354 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16355 (first_referenced_var): Remove.
16356 (end_referenced_vars_p): Likewise.
16357 (next_referenced_var): Likewise.
16358 (referenced_var_iterator_set): New helper function.
16359 * tree-dfa.c (referenced_var_lookup): Adjust.
16360 (referenced_var_check_and_insert): Likewise.
16361 (remove_referenced_var): Likewise.
16362 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16363 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16364 (verify_call_clobbering): Likewise.
16365 (verify_memory_partitions): Likewise.
16366 (init_tree_ssa): Allocate bitmap instead of hashtable for
16368 (delete_tree_ssa): Adjust.
16369 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16370 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16371 (compute_tag_properties): Likewise.
16372 (set_initial_properties): Likewise.
16373 (find_partition_for): Likewise.
16374 (update_reference_counts): Likewise.
16375 (dump_may_aliases_for): Likewise.
16376 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16377 (add_call_clobber_ops): Likewise.
16378 (add_call_read_ops): Likewise.
16379 (get_asm_expr_operands): Likewise.
16380 * tree-into-ssa.c (dump_decl_set): Likewise.
16381 (update_ssa): Likewise.
16382 * tree-sra.c (scan_function): Likewise.
16383 (decide_instantiations): Likewise.
16384 (scalarize_parms): Likewise.
16385 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16386 (dsa_named_for): Likewise.
16387 * tree-ssa-structalias.c (update_alias_info): Likewise.
16388 (merge_smts_into): Likewise.
16390 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16393 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16394 * c-opts.c (c_common_handle_option): Wall enables
16395 Wvolatile-register-var.
16396 * common.opt: Move Wvolatile-register-var to...
16399 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16401 * common.opt (Wlarger-than=): New.
16402 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16404 * opts.c (common_handle_option): Handle -Wlarger-than=.
16405 * optc-gen.awk: Likewise.
16406 * opth-gen.awk: Likewise.
16407 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16408 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16410 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16412 * c-common.c (match_case_to_enum_1): Add appropriate
16413 OPT_W* parameter to warning.
16414 (c_do_switch_warnings): Likewise.
16415 * c-typeck.c (warning_init): Add one more parameter following
16416 'warning' function.
16417 (push_init_level): Update call to warning_init.
16418 (pop_init_level): Likewise.
16419 (add_pending_init): Likewise.
16420 (output_init_element: Likewise.
16422 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16425 * toplev.c (toplev_main): If there are warnings or error, print
16426 errors for ignored options.
16427 * opts.c (ignored_options): New static variable.
16428 (postpone_unknown_option_error): New.
16429 (print_ignored_options): New.
16430 (handle_option): Postpone errors for unknown -Wno-* options.
16431 * opts.h (print_ignored_options): Declare.
16433 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16435 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16438 2008-02-25 Richard Guenther <rguenther@suse.de>
16441 2008-02-25 Richard Guenther <rguenther@suse.de>
16443 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16444 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16445 (lookup_decl_from_uid): Declare.
16446 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16447 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16448 (decl_for_uid_map): New global hashtable mapping DECL_UID
16450 (init_ttree): Allocate it.
16451 (insert_decl_to_uid_decl_map): New helper function.
16452 (make_node_stat): Insert new decls into the map.
16453 (copy_node_stat): Likewise.
16454 (lookup_decl_from_uid): New function.
16455 (print_decl_for_uid_map_statistics): New helper.
16456 (dump_tree_statistics): Call it.
16458 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16459 (referenced_var_iterator): Adjust.
16460 (FOR_EACH_REFERENCED_VAR): Adjust.
16461 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16462 (num_referenced_vars): Adjust.
16463 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16464 (first_referenced_var): Remove.
16465 (end_referenced_vars_p): Likewise.
16466 (next_referenced_var): Likewise.
16467 (referenced_var_iterator_set): New helper function.
16468 * tree-dfa.c (referenced_var_lookup): Adjust.
16469 (referenced_var_check_and_insert): Likewise.
16470 (remove_referenced_var): Likewise.
16471 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16472 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16473 (verify_call_clobbering): Likewise.
16474 (verify_memory_partitions): Likewise.
16475 (init_tree_ssa): Allocate bitmap instead of hashtable for
16477 (delete_tree_ssa): Adjust.
16478 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16479 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16480 (compute_tag_properties): Likewise.
16481 (set_initial_properties): Likewise.
16482 (find_partition_for): Likewise.
16483 (update_reference_counts): Likewise.
16484 (dump_may_aliases_for): Likewise.
16485 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16486 (add_call_clobber_ops): Likewise.
16487 (add_call_read_ops): Likewise.
16488 (get_asm_expr_operands): Likewise.
16489 * tree-into-ssa.c (dump_decl_set): Likewise.
16490 (update_ssa): Likewise.
16491 * tree-sra.c (scan_function): Likewise.
16492 (decide_instantiations): Likewise.
16493 (scalarize_parms): Likewise.
16494 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16495 (dsa_named_for): Likewise.
16496 * tree-ssa-structalias.c (update_alias_info): Likewise.
16497 (merge_smts_into): Likewise.
16499 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16502 * doc/invoke.texi (-fcx-limited-range): Document new option.
16503 * toplev.c (process_options): Handle -fcx-fortran-rules.
16504 * common.opt: Add documentation for -fcx-fortran-rules.
16506 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16509 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16510 actual behaviour and C99.
16512 2008-02-26 Ben Elliston <bje@au.ibm.com>
16514 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16515 (ASM_CPU_POWER6_SPEC): Likewise.
16516 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16517 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16518 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16520 2008-02-25 Richard Guenther <rguenther@suse.de>
16522 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16523 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16524 (lookup_decl_from_uid): Declare.
16525 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16526 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16527 (decl_for_uid_map): New global hashtable mapping DECL_UID
16529 (init_ttree): Allocate it.
16530 (insert_decl_to_uid_decl_map): New helper function.
16531 (make_node_stat): Insert new decls into the map.
16532 (copy_node_stat): Likewise.
16533 (lookup_decl_from_uid): New function.
16534 (print_decl_for_uid_map_statistics): New helper.
16535 (dump_tree_statistics): Call it.
16537 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16538 (referenced_var_iterator): Adjust.
16539 (FOR_EACH_REFERENCED_VAR): Adjust.
16540 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16541 (num_referenced_vars): Adjust.
16542 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16543 (first_referenced_var): Remove.
16544 (end_referenced_vars_p): Likewise.
16545 (next_referenced_var): Likewise.
16546 (referenced_var_iterator_set): New helper function.
16547 * tree-dfa.c (referenced_var_lookup): Adjust.
16548 (referenced_var_check_and_insert): Likewise.
16549 (remove_referenced_var): Likewise.
16550 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16551 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16552 (verify_call_clobbering): Likewise.
16553 (verify_memory_partitions): Likewise.
16554 (init_tree_ssa): Allocate bitmap instead of hashtable for
16556 (delete_tree_ssa): Adjust.
16557 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16558 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16559 (compute_tag_properties): Likewise.
16560 (set_initial_properties): Likewise.
16561 (find_partition_for): Likewise.
16562 (update_reference_counts): Likewise.
16563 (dump_may_aliases_for): Likewise.
16564 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16565 (add_call_clobber_ops): Likewise.
16566 (add_call_read_ops): Likewise.
16567 (get_asm_expr_operands): Likewise.
16568 * tree-into-ssa.c (dump_decl_set): Likewise.
16569 (update_ssa): Likewise.
16570 * tree-sra.c (scan_function): Likewise.
16571 (decide_instantiations): Likewise.
16572 (scalarize_parms): Likewise.
16573 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16574 (dsa_named_for): Likewise.
16575 * tree-ssa-structalias.c (update_alias_info): Likewise.
16576 (merge_smts_into): Likewise.
16578 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16581 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16582 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16583 * alias.h (nonoverlapping_memrefs_p): Likewise.
16585 2008-02-25 Jan Beulich <jbeulich@novell.com>
16587 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16588 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16589 __emultls_get_address, __emultls_register_common,
16590 __floatundi?f, and _Unwind_GetIPInfo.
16591 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16592 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16593 (gen_regparm_prefix): Likewise.
16594 (i386_nlm_encode_section_info): Sync with
16595 config/i386/winnt.c:i386_pe_encode_section_info().
16596 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16597 i386_nlm_mangle_decl_assembler_name): New.
16598 (netware_override_options): New.
16599 * config/i386/netware.h (netware_override_options): Declare.
16600 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16601 (i386_nlm_mangle_decl_assembler_name): Declare.
16602 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16604 2008-02-25 Ben Elliston <bje@au.ibm.com>
16607 * c-decl.c (grokdeclarator): Remove unused local variables
16608 `typedef_type' and `type_as_written'.
16610 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16611 unused local variable `has_hot_blocks'.
16612 (fix_crossing_conditional_branches): Remove unused local variable
16615 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16617 PR middle-end/19984
16618 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16619 using DEF_C99_BUILTIN.
16620 (BUILT_IN_NANF): Ditto.
16621 (BUILT_IN_NANL): Ditto.
16623 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16624 Revital Eres <eres@il.ibm.com>
16626 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16627 regarding the order of two dependent insns in the same row.
16629 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16631 * stor-layout.c (layout_decl): Do not bump the alignment of a
16632 bit-field to more than byte alignment if it is packed.
16634 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16636 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16639 2008-02-24 Diego Novillo <dnovillo@google.com>
16641 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16644 * tree-vrp.c (vrp_evaluate_conditional): With
16645 -Wtype-limits, emit a warning when comparing against a
16646 constant outside the natural range of OP0's type.
16647 * c.opt (Wtype-limits): Move ...
16648 * common.opt (Wtype-limits): ... here.
16650 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16652 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16653 * config/rs6000/e300c2c3.md: New file.
16654 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16656 (rs6000_override_options): Add e300c2 and e300c3 cases to
16657 processor_target_table. Do not allow usage of Altivec or Spe
16658 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16659 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16660 * config/rs6000/rs6000.h (processor_type): Add
16661 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16662 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16663 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16664 and ppce300c3. Include e300c2c3.md.
16666 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16668 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16669 instead of TARGET_STRICT_ALIGN.
16671 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16673 * explow.c (memory_address): Assert that the generated address is
16676 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16679 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16680 * config/darwin-ppc-ldouble-patch.def: New file.
16681 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16682 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16683 SUBTARGET_INIT_BUILTINS if defined.
16684 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16687 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16690 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16691 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16693 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16696 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16697 file" warning condtional on -Winvalid-PCH.
16699 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16701 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16703 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16707 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16708 prevent reload from using MMX registers.
16709 (*mov<mode>_internal): Ditto.
16710 (*movv2sf_internal_rex64): Ditto.
16711 (*movv2sf_internal): Ditto.
16713 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16715 PR documentation/31569
16716 * doc/install.texi2html: Use makeinfo --no-number-sections.
16718 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16720 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16721 ensure that we can address an entire entity > 8 bytes. Don't
16722 generate reg+reg addressing for such data.
16724 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16726 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16727 strings when optimizing for size, unless the target cares about
16730 2008-02-22 Tom Tromey <tromey@redhat.com>
16732 * regclass.c (current_pass): Remove declaration.
16734 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16736 * config/avr/libgcc.S (__RAMPZ__): Define.
16737 (__do_copy_data): Add for devices with 128KB code memory.
16739 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16741 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16743 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16745 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16747 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16750 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16753 * c-typeck.c (build_binary_op): Warn about floating point
16754 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16756 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16759 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16760 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16762 (rs6000_override_options): Set altivec_abi as default, not override,
16763 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16764 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16765 is used; use new member spe_abi.
16766 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16767 spe_abi and altivec_abi.
16769 2008-02-22 Tomas Bily <tbily@suse.cz>
16771 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16773 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16776 * config.build (build_file_translate): Set to `CMD //c' only if
16778 * Makefile.in (build_file_translate): Improve comment.
16780 2008-02-21 Jan Hubicka <jh@suse.cz>
16782 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16783 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16784 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16786 2008-02-21 Michael Matz <matz@suse.de>
16789 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16791 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16793 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16794 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16795 as insn constraint.
16796 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16797 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16798 SSE_VEC_FLOAT_MODE_P as insn constraint.
16799 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16800 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16801 sse4a_movntdf using MODEF mode iterator.
16802 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16803 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16804 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16805 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16806 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16807 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16808 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16810 2008-02-21 Richard Guenther <rguenther@suse.de>
16812 * tree.def (PAREN_EXPR): New tree code.
16813 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16815 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16816 * expr.c (expand_expr_real_1): Likewise.
16817 * tree-inline.c (estimate_num_insns_1): Likewise.
16818 * tree-complex.c (expand_complex_move): Likewise.
16819 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16822 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16825 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16827 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16830 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16832 * config/sh/sh.c (find_barrier): Don't go past
16833 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16835 2008-02-20 DJ Delorie <dj@redhat.com>
16837 * config/h8300/h8300.md (insv): Force source operand to be a register.
16839 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16840 as a jump, not as a plain insn.
16842 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16844 * doc/invoke.texi (Warning Options): Add new option
16845 -Wframe-larger-than=.
16846 (-Wframe-larger-than): Document.
16848 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16849 Add declarations for new option variables.
16851 * final.c (final_start_function): Check the frame size
16852 before emission and issue a Wframe-larger-than warning.
16854 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16855 Add definitions for new option variables.
16856 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16858 * common.opt (Wframe-larger-than=): New option.
16860 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16862 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16863 (<sse>_div<mode>3): Ditto.
16864 (<sse>_vmdiv<mode>3): Ditto.
16865 (<sse>_vmsqrt<mode>2): Ditto.
16866 (*smax<mode>3): Ditto.
16867 (sse5_frcz<mode>2): Ditto.
16868 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16869 as insn constraint.
16871 2008-02-20 Richard Guenther <rguenther@suse.de>
16873 PR middle-end/35265
16874 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16875 be happy with INTEGRAL_TYPE_P.
16877 2008-02-20 Richard Guenther <rguenther@suse.de>
16879 * fold-const.c (split_tree): Associate floatig-point expressions
16880 if flag_associative_math is set.
16882 2008-02-20 Richard Guenther <rguenther@suse.de>
16884 * tree.h (fold_real_zero_addition_p): Declare.
16885 * fold-const.c (fold_real_zero_addition_p): Export.
16886 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16887 floating-point operations with zero and one.
16889 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16891 * doc/install.texi: Correct references to CFLAGS, replacing them
16892 with BOOT_CFLAGS. Document flags used during bootstrap for
16895 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16897 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16898 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16899 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16901 (smin<mode>3): Ditto from similar patterns.
16902 (smax<mode>3): Ditto.
16903 (*ieee_smin<mode>3): Ditto.
16904 (*ieee_smax<mode>3): Ditto.
16905 * config/i386/sse.md (sse): New mode attribute.
16906 (mov<mode>): Macroize expander from movv4sf and movv2df using
16907 SSEMODEF2P mode iterator.
16908 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16909 SSE_VEC_FLOAT_MODE_P as insn constraint.
16910 (storent<mode>): Ditto.
16911 (storent<mode>): Macroize expander from storentsf and storentdf using
16912 MODEF mode iterator.
16913 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16914 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16915 (abs<mode>2): Ditto from similar patterns.
16916 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16917 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16918 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16919 (<sse>_vmsqrt<mode>2): Ditto.
16920 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16921 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16922 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16923 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16924 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16925 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16926 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16928 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16929 iterator and SSE_FLOAT_MODE_P as insn constraint.
16930 (<sse>_ucomi): Ditto from similar patterns.
16931 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16932 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16933 SSE_VEC_FLOAT_MODE_P as insn constraint.
16934 (vcond<mode>): Ditto from similar patterns.
16935 (and<mode>3, *and<mode>3): Ditto.
16936 (<sse>_nand<mode>3): Ditto.
16937 (ior<mode>3, *ior<mode>3): Ditto.
16938 (xor<mode>3, *xor<mode>3): Ditto.
16939 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16940 iterator and SSE_FLOAT_MODE_P as insn constraint.
16941 (*nand<mode>3): Ditto from similar patterns.
16942 (*ior<mode>3): Ditto.
16943 (*xor<mode>3): Ditto.
16945 2008-02-20 Ira Rosen <irar@il.ibm.com>
16947 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16948 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16949 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16951 2008-02-19 Jan Hubicka <jh@suse.cz>
16953 * predict.c (tree_bb_level_predictions): Remove variable next
16954 mistakely introduced by previous commit.
16956 2008-02-19 Jan Hubicka <jh@suse.cz>
16958 * predict.c (predict_paths_leading_to): Rewrite.
16959 (predict_paths_for_bb): New.
16960 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16962 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16965 * Makefile.in (build_file_translate): New.
16966 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16967 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16968 * configure.ac (build_file_translate): Substitute it.
16969 * configure: Regenerate.
16971 2008-02-19 Jan Hubicka <jh@suse.cz>
16973 PR rtl-optimization/34408
16974 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16977 2008-02-19 Jan Hubicka <jh@suse.cz>
16979 PR middle-end/28779
16980 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16983 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16986 * config/i386/i386-modes.def: Revert the last DI alignment
16987 change until Ada people can look into it.
16989 2008-02-19 Nick Clifton <nickc@redhat.com>
16991 * opts.c (print_specific_help): Fix typo in --help text.
16993 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16996 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16997 32-bit inline asm without asm alternatives for host GCC < 3.0.
16999 2008-02-19 Richard Guenther <rguenther@suse.de>
17001 PR tree-optimization/34989
17002 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
17003 Allow propagation to INDIRECT_REF if we can simplify only.
17005 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17007 * c-common.c (warn_for_collisions_1): Use appropriate option when
17010 2008-02-19 Nick Clifton <nickc@redhat.com>
17013 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
17014 (handle_options): Fix indentation.
17015 (print_filtered_help): If no language-specific options were
17016 displayed tell the user how to list all the options supported by
17017 the language's front-end.
17018 (print_specific_help): Fix indentation and remove duplicate line.
17019 (common_handle_option): Handle the -v option.
17020 For --help enable the display of undocumented options if the -v
17021 switch has been included on the command line.
17022 For --help= check for overlaps in the arguments between the option
17023 classes and the language names and issue a warning when they
17024 cannot be disambiguated.
17025 * c.opt (v): Pass on to the common option handler.
17027 2008-02-19 Revital Eres <eres@il.ibm.com>
17029 * modulo-sched.c (sms_schedule): Change dump message when
17030 create_ddg function fails.
17031 (try_scheduling_node_in_cycle): Rename row to cycle.
17032 (print_partial_schedule): Rename CYCLE to ROW.
17034 2008-02-19 Christian Bruel <christian.bruel@st.com>
17035 Zdenek Dvorak <ook@ucw.cz>
17037 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17039 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17042 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17043 (*x86_movdicc_0_m1_se): Ditto.
17045 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17047 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17048 (CMPtype): Define as __gcc_CMPtype.
17049 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17050 (CMPtype): Define as __gcc_CMPtype.
17052 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17054 Support valgrind 3.3 for --enable-checking=valgrind.
17055 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17057 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17058 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17059 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17060 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17061 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17062 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17063 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17065 * ggc-zone.c: Similar.
17066 * ggc-page.c: Similar.
17068 2008-02-19 Paul Brook <paul@codesourcery.com>
17071 * config/arm/ieee754-df.S: Fix do_it typo.
17072 * config/arm/ieee754-sf.S: Fix do_it typo.
17074 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17077 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17078 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17079 (OPTION_MASK_ISA_SSE_SET): Likewise.
17080 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17081 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17082 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17083 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17084 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17085 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17086 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17087 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17088 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17089 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17090 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17091 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17092 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17093 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17094 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17095 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17096 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17097 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17098 (OPTION_MASK_ISA_SSE4): Removed.
17099 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17100 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17101 (override_options): Don't turn on implied SSE/MMX bits in
17104 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17106 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17109 2008-02-18 Joey Ye <joey.ye@intel.com>
17111 PR middle-end/34921
17112 * tree-nested.c (insert_field_into_struct): Set type alignment
17113 to field alignment if the former is less than the latter.
17115 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17117 * BASE-VER: Set to 4.4.0.
17119 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17121 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17122 * doc/cfg.texi: Likewise.
17123 * doc/extend.texi: Likewise.
17124 * doc/gty.texi: Likewise.
17125 * doc/invoke.texi: Likewise.
17126 * doc/loop.texi: Likewise.
17127 * doc/md.texi: Likewise.
17128 * doc/passes.texi: Likewise.
17129 * doc/rtl.texi: Likewise.
17130 * doc/sourcebuild.texi: Likewise.
17131 * doc/tm.texi: Likewise.
17132 * doc/tree-ssa.texi: Likewise.
17134 2008-02-17 Richard Guenther <rguenther@suse.de>
17136 PR middle-end/35227
17137 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17138 without default definition.
17140 2008-02-17 Richard Guenther <rguenther@suse.de>
17142 PR tree-optimization/35231
17143 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17146 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17149 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17150 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17151 libgcc_cmp_return mode.
17153 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17156 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17158 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17160 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17163 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17165 * doc/c-tree.texi: Use `@.' where appropriate.
17166 * doc/extend.texi: Likewise.
17167 * doc/install.texi: Likewise.
17168 * doc/invoke.texi: Likewise.
17169 * doc/loop.texi: Likewise.
17170 * doc/makefile.texi: Likewise.
17171 * doc/md.texi: Likewise.
17172 * doc/passes.texi: Likewise.
17173 * doc/standards.texi: Likewise.
17174 * doc/tm.texi: Likewise.
17176 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17178 PR middle-end/35196
17179 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17181 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17182 rather than in entry_bb.
17184 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17186 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17187 libgcc_cmp_return mode.
17189 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17191 PR middle-end/35130
17192 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17193 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17195 2008-02-15 Richard Guenther <rguenther@suse.de>
17196 Zdenek Dvorak <ook@ucw.cz>
17198 PR tree-optimization/35164
17199 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17200 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17201 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17202 Only propagate addresses which do not have abnormal SSA_NAMEs
17205 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17208 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17210 2008-02-15 Jan Hubicka <jh@suse.cz>
17212 PR middle-end/35149
17213 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17215 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17217 PR middle-end/34621
17218 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17219 when calculating alignment_pad.
17221 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17223 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17224 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17225 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17226 and STACK_BOUNDARY define.
17228 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17230 PR preprocessor/35061
17231 * c-pragma.c (handle_pragma_pop_macro): Check that
17232 pushed_macro_table has been allocated.
17234 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17236 PR middle-end/35136
17237 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17238 (force_gimple_operand): Likewise.
17239 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17240 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17241 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17242 (find_interesting_uses_address): Check addressability and alignment
17243 of the base expression only after substituting bases of IVs into it.
17245 2008-02-14 Michael Matz <matz@suse.de>
17248 * function.c (instantiate_virtual_regs_in_insn): Reload address
17249 before falling back to reloading the whole operand.
17251 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17253 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17254 before the first section switch note.
17256 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17258 * doc/bugreport.texi: Update copyright years.
17259 * doc/c-tree.texi: Likewise.
17260 * doc/cfg.texi: Likewise.
17261 * doc/cpp.texi: Likewise.
17262 * doc/cppinternals.texi: Likewise.
17263 * doc/fragments.texi: Likewise.
17264 * doc/frontends.texi: Likewise.
17265 * doc/gcc.texi: Likewise.
17266 * doc/gty.texi: Likewise.
17267 * doc/hostconfig.texi: Likewise.
17268 * doc/implement-c.texi: Likewise.
17269 * doc/libgcc.texi: Likewise.
17270 * doc/loop.texi: Likewise.
17271 * doc/makefile.texi: Likewise.
17272 * doc/options.texi: Likewise.
17273 * doc/passes.texi: Likewise.
17274 * doc/rtl.texi: Likewise.
17275 * doc/sourcebuild.texi: Likewise.
17276 * doc/standards.texi: Likewise.
17277 * doc/tree-ssa.texi: Likewise.
17278 * doc/trouble.texi: Likewise.
17280 * doc/extend.texi: Use @: or add comma where appropriate.
17281 * doc/invoke.texi: Likewise.
17282 * doc/tm.texi: Likewise.
17284 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17287 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17290 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17292 * doc/md.texi (clz, ctz): Add reference.
17293 * doc/rtl.texi (clz, ctz): Likewise.
17295 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17298 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17301 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17303 * config/s390/s390.c (struct constant_pool): New field
17304 emit_pool_after added.
17305 (s390_mainpool_start): Set the emit_pool_after flag according
17306 to the section switch notes.
17307 (s390_mainpool_finish): Consider emit_pool_after when emitting
17308 the literal pool at the end of the function.
17309 (s390_chunkify_start): Force literal pool splits at section
17312 2008-02-13 Michael Matz <matz@suse.de>
17315 * var-tracking.c (clobber_variable_part): Correctly traverse the
17318 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17321 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17322 Add -fdump-ipa-inline.
17323 * tree-dump.c (dump_files): Remove tree-inlined dump.
17324 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17326 2008-02-12 Richard Guenther <rguenther@suse.de>
17328 PR tree-optimization/35171
17329 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17332 2008-02-12 Richard Guenther <rguenther@suse.de>
17334 PR middle-end/35163
17335 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17336 value-preserving mode. Disallow final truncation.
17338 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17340 PR middle-end/35136
17341 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17342 code from here to...
17343 (force_gimple_operand): ...here.
17345 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17348 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17349 non-compatible pointers.
17350 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17351 different FIELD_DECLs, try harder by comparing field offsets, sizes
17354 PR inline-asm/35160
17355 * function.c (match_asm_constraints_1): Don't replace the same input
17358 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17360 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17361 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17362 (expand_epilogue): Restore RAMPZ register.
17363 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17365 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17367 * config/i386/cygwin.asm: (__alloca): Correct calling
17368 convention and alignment.
17369 (__chkstk): Force 8 byte stack alignment.
17371 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17372 Richard Guenther <rguenther@suse.de>
17374 PR tree-optimization/33992
17375 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17376 the zero we compare against.
17378 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17380 PR libfortran/35063
17381 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17382 to CloseHandle after unlocking to prevent accumulation of handle
17385 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17387 PR middle_end/34150
17388 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17389 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17390 and update LABEL_NUSES during and after reload.
17392 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17394 PR middle-end/34627
17395 * combine.c (simplify_if_then_else): Make sure the comparison is
17396 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17398 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17401 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17402 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17403 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17404 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17405 * tree.h (get_type_static_bounds): Likewise.
17407 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17409 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17410 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17411 Make -Wfoo language annotations match what the compiler outputs.
17413 2008-02-08 Sa Liu <saliu@de.ibm.com>
17415 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17416 intrinsics spu_convts, spu_convtu, spu_convtf.
17418 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17420 * doc/extend.texi (Function Attributes) <noinline>: Mention
17421 asm ("") as method to keep calls.
17423 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17426 * doc/options.texi (Options): Replace references to opts.sh with
17428 * opts-common.c: Likewise.
17429 * optc-gen.awk: Likewise.
17431 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17433 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17435 2008-02-07 Richard Henderson <rth@redhat.com>
17438 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17439 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17442 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17444 PR tree-optimization/35085
17445 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17446 for operand entry oe2 in addition to operand entry oe3 in order to
17447 expose more opportunities for vectorizer sum reduction.
17449 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17452 * Makefile.in (LIBS): Remove $(GMPLIBS).
17453 (cc1-dummy, cc1): Add $(GMPLIBS).
17455 2008-02-06 Jan Hubicka <jh@suse.cz>
17458 * i386.md (moddf_integer): Do not produce partial memory stalls for
17459 targets where it hurts.
17461 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17464 * optabs.c (expand_float): Do not check for decimal modes when
17465 expanding unsigned integer through signed conversion.
17467 2008-02-06 Nick Clifton <nickc@redhat.com>
17469 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17470 inside the clobber with a match_operand and duplicated operand
17471 number in the constraint.
17472 (ineqbranchsi): Delete redundant comment.
17474 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17476 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17477 builtin_define ("__USE_INIT_FINI__").
17478 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17480 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17482 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17484 PR documentation/30330
17485 * doc/invoke.texi (C++ Dialect Options)
17486 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17487 For each warning option -Wfoo that allows -Wno-foo, ensure both
17488 -Wfoo and -Wno-foo are listed in the option index. Fix index
17489 entry of -Wswitch-default, index -Wnormalized= including the
17490 `=', and -Wlarger-than-@var{len} including @var{len}.
17492 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17494 * config/i386/i386.md (floatunssisf2): Use
17495 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17496 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17497 Macroize expander using MODEF mode iterator.
17499 2008-02-05 Diego Novillo <dnovillo@google.com>
17501 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17504 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17506 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17509 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17511 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17514 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17515 to indicate if a message should be generated.
17516 (init_cumulative_args): Updated.
17517 (function_value_32): Likewise.
17519 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17521 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17523 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17526 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17527 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17529 2008-02-04 Diego Novillo <dnovillo@google.com>
17531 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17534 * tree-vrp.c (vrp_evaluate_conditional): With
17535 -Wtype-limits, emit a warning when comparing against a
17536 constant outside the natural range of OP0's type.
17538 2008-02-04 Richard Guenther <rguenther@suse.de>
17540 PR middle-end/33631
17541 * expr.c (count_type_elements): Give for unions instead of
17544 2008-02-04 Richard Guenther <rguenther@suse.de>
17546 PR middle-end/35043
17547 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17548 to TYPE_DOMAINs base type instead of using bitsizetype here.
17550 2008-02-03 Jason Merrill <jason@redhat.com>
17552 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17554 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17557 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17558 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17559 (RS/6000 and PowerPC Options): Fix typos and markup.
17560 * doc/passes.texi (Tree-SSA passes): Likewise.
17562 2008-02-02 Michael Matz <matz@suse.de>
17565 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17566 from record_last_reg_set_info.
17567 (record_last_reg_set_info): Take an RTX argument, iterate over all
17568 constituent hardregs.
17569 (record_last_set_info, record_opr_changes): Change calls to
17570 new signature or to record_last_reg_set_info_regno.
17572 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17574 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17576 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17578 PR rtl-optimization/34773
17579 * reg-notes.def (EQUAL): Mention significance of combination of
17580 REG_EQUAL and REG_RETVAL.
17581 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17582 insn that has a REG_RETVAL.
17584 2008-02-01 Roger Sayle <roger@eyesopen.com>
17587 * configure.ac (--enable-fixed-point): Disable unless explicitly
17589 * configure: Regenerate.
17591 2008-02-01 Richard Guenther <rguenther@suse.de>
17594 * invoke.texi (-finline-limit): Remove no longer true parts
17595 of the documentation. Note that there is no default value.
17597 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17598 Mark Mitchell <mark@codesourcery.com>
17599 Ben Elliston <bje@au.ibm.com>
17602 * doc/extend.texi (Other Builtins): Document.
17604 2008-01-31 Tom Browder <tom.browder@gmail.com>
17606 * doc/c-tree.texi (Types): Fix grammar.
17607 (Expression trees): Ditto.
17608 * doc/passes.texi (Tree-SSA passes): Ditto.
17610 * doc/configterms.texi (Configure Terms): Fix typo.
17611 * doc/cpp.texi (Common Predefined Macros): Ditto.
17612 * doc/md.texi (Machine Constraints): Ditto.
17614 * doc/makefile.texi (Makefile): Add comma.
17616 2008-01-31 Tom Browder <tom.browder@gmail.com>
17617 Gerald Pfeifer <gerald@pfeifer.com>
17619 * doc/sourcebuild.texi (Front End): Remove references to CVS
17620 and CVSROOT/modules.
17621 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17622 (Back End): Remove reference to CVS.
17624 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17627 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17629 (mips16_gp_pseudo_reg): ...here.
17630 * config/mips/mips.md (load_const_gp): Replace with...
17631 (load_const_gp_<mode>): ...this :P-based insn.
17633 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17635 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17636 options. Minor fixes.
17637 (-std): Move reference to standards closer to where language
17638 standards are first mentioned.
17640 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17642 PR rtl-optimization/34995
17643 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17644 parameter and return a bool. If the rtx parameter is nonnull,
17645 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17646 (find_reloads): Update call accordingly. Pass the new operand
17647 if it needed no address reloads, otherwise pass null.
17649 2008-01-30 Richard Henderson <rth@redhat.com>
17652 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17653 for unbounded arrays.
17655 2008-01-30 Silvius Rus <rus@google.com>
17657 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17659 2008-01-30 Jan Hubicka <jh@suse.cz>
17662 * i386.c (init_cumulative_args): Use real function declaration when
17665 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17667 PR rtl-optimization/34998
17668 * global.c (build_insn_chain): Treat non-subreg_lowpart
17669 SUBREGs of pseudos as clobbering all the words covered by the
17670 SUBREG, not just all the bytes.
17671 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17672 original df_ref rather than an extract parameter.
17673 (global_conflicts): Update call accordingly.
17675 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17677 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17678 the overflow check to make it easier to read.
17679 (__fixtfdi): Change the type of the ll member in union
17680 long_double to UDItype_x.
17682 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17684 PR middle-end/34969
17685 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17686 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17687 * tree-inline.c (fold_marked_statements): Call
17688 cgraph_update_edges_for_call_stmt if folding a call statement.
17689 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17690 debug_generic_stmt calls, reset it back afterwards.
17693 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17695 * c-typeck.c (build_external_ref): Don't pedwarn about
17696 static vars in current function's scope.
17698 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17700 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17702 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17705 * ipa-struct-reorg.c: Fix spelling.
17706 * params.def: Ditto.
17708 2008-01-29 Richard Guenther <rguenther@suse.de>
17710 PR middle-end/35006
17711 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17713 * tree-inline.c (remap_type): Increment remapping_type_depth
17714 around remapping types.
17715 (copy_body_r): Only add referenced variables if they are referenced
17716 from code, not types.
17718 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17729 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17730 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17732 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17735 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17736 pointer for tiny stack.
17738 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17740 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17742 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17744 * config/vx-common.h: Fix typo in comment.
17746 2008-01-28 Ian Lance Taylor <iant@google.com>
17750 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17751 coalesce pointers if they have different DECL_NO_TBAA_P values.
17752 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17753 between variables with different DECL_NO_TBAA_P values.
17755 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17758 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17759 are not legitimate small data references on SPE targets.
17761 2008-01-28 David Daney <ddaney@avtrex.com>
17763 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17765 2008-01-28 David Daney <ddaney@avtrex.com>
17767 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17769 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17771 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17772 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17773 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17774 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17775 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17776 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17777 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17778 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17780 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17782 * basic-block.h (condjump_equiv_p): Fix comment.
17784 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17786 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17787 print_generic_stmt_indented): Fix comment.
17789 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17791 * configure.ac (__stack_chk_fail): Add detecion for availability
17792 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17793 * configure: Regenerate.
17795 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17797 PR middle-end/34688
17798 * final.c (output_addr_const): Handle TRUNCATE.
17800 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17803 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17804 (zero_cost, infinite_cost): New constants.
17805 (struct cost_pair): Change type of cost to comp_cost.
17806 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17807 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17809 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17810 split_address_cost, ptr_difference_cost, difference_cost,
17811 get_computation_cost_at, get_computation_cost,
17812 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17813 determine_use_iv_cost_condition, determine_use_iv_costs,
17814 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17815 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17816 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17817 Change type of cost to comp_cost.
17818 (determine_iv_cost): Increase cost of non-original ivs, instead
17819 of decreasing the cost of original ones.
17820 (get_address_cost): Indicate the complexity of the addressing mode
17822 (try_add_cand_for): Prefer using ivs not specific to some object.
17823 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17825 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17826 Janis Johnson <janis187@us.ibm.com>
17829 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17830 (TARGET_INSTANTIATE_DECLS): Likewise.
17831 * target.h (expand_to_rtl_hook): New target hook.
17832 (instantiate_decls): Likewise.
17833 * function.c (instantiate_decl): Make non-static. Rename to...
17834 (instantiate_decl_rtl): ... this.
17835 (instantiate_expr): Use instantiate_decl_rtl.
17836 (instantiate_decls_1): Likewise.
17837 (instantiate_decls): Likewise.
17838 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17839 * function.h (instantiate_decl_rtl): Add prototype.
17840 * cfgexpand.c (target.h): New include.
17841 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17842 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17843 (TARGET_INSTANTIATE_DECLS): Likewise.
17844 (TARGET_INITIALIZER): New target hooks added.
17845 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17847 * config/rs6000/rs6000.c (tree-flow.h): New include.
17848 (machine_function): Add sdmode_stack_slot field.
17849 (rs6000_alloc_sdmode_stack_slot): New function.
17850 (rs6000_instantiate_decls): Likewise.
17851 (rs6000_secondary_memory_needed_rtx): Likewise.
17852 (rs6000_check_sdmode): Likewise.
17853 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17854 (TARGET_INSTANTIATE_DECLS): Likewise.
17855 (rs6000_hard_regno_mode_ok): Allow SDmode.
17856 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17857 (rs6000_emit_move): Handle SDmode.
17858 (function_arg_advance): Likewise.
17859 (function_arg): Likewise.
17860 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17861 SDmode var args for 32-bit compiles.
17862 (rs6000_secondary_reload_class): Handle SDmode.
17863 (rs6000_output_function_epilogue): Likewise.
17864 (rs6000_function_value): Simplify if statement.
17865 (rs6000_libcall_value): Likewise.
17866 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17867 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17868 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17869 (movsd_hardfloat): New define_insn.
17870 (movsd_softfloat): Likewise.
17871 (movsd_store): Likewise.
17872 (movsd_load): Likewise.
17873 (extendsddd2): Likewise.
17874 (extendsdtd2): Likewise.
17875 (truncddsd2): Likewise.
17876 (movdd_hardfloat64): Fixup comment.
17877 (UNSPEC_MOVSD_LOAD): New constant.
17878 (UNSPEC_MOVSD_STORE): Likewise.
17880 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17883 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17885 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17886 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17887 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17888 and TRUTH_XOR_EXPR.
17890 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17893 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17894 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17895 __LONGDOUBLE128 too.
17896 * config/rs6000/aix61.h: New file.
17898 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17900 PR rtl-optimization/34959
17901 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17902 popcount and parity rtxes the same mode as their operand.
17903 Truncate or extend the result to the return value's mode
17906 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17909 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17910 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17911 to GOT_VERSION_REGNUM.
17912 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17913 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17914 * config/mips/mips.c (mips_emit_call_insn): New function.
17915 (mips_call_tls_get_addr): Call mips_expand_call directly.
17916 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17918 (mips16_build_call_stub): Likewise. Return the call insn or null.
17919 (mips_expand_call): Update the call to mips16_build_call_stub
17920 accordingly and a remove redundant condition. Assert that MIPS16
17921 stubs do not use lazy binding. Use mips_emit_call_insn and return
17923 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17925 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17926 (mips_avoid_hazard): Remove hazard_set handling.
17927 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17928 (UNSPEC_RESTORE_GP): ...this.
17929 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17930 (FAKE_CALL_REGNO): Rename to...
17931 (GOT_VERSION_REGNUM): ...this.
17932 (type): Add "ghost" value. Add an associated insn reservation.
17933 (hazard_set): Remove.
17934 (exception_receiver): Rename to...
17935 (restore_gp): ...this and update the unspec identifier accordingly.
17936 (exception_receiver, nonlocal_got_receiver): New expanders.
17937 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17938 FAKE_CALL_REGNO. Remove hazard_set attribute.
17939 (set_got_version, update_got_version): New patterns.
17941 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17944 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17946 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17949 * doc/install.texi2html: Generate gcc-vers.texi.
17951 2008-01-25 DJ Delorie <dj@redhat.com>
17953 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17955 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17957 * config/c4x: Remove directory.
17958 * config.gcc (crx-*, mt-*): Mark obsolete.
17959 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17960 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17961 sh-*-rtemscoff*): Remove cases.
17962 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17963 * real.c (encode_c4x_single, decode_c4x_single,
17964 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17965 c4x_extended_format): Remove.
17966 * real.h (c4x_single_format, c4x_extended_format): Remove.
17967 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17969 (Pragmas): Remove comment about c4x pragmas.
17970 * doc/install.texi (c4x): Remove target-specific instructions.
17971 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17972 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17973 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17974 refer to C4x source files as examples.
17975 (C4X_FLOAT_FORMAT): Remove documentation.
17977 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17979 * config/bfin/bfin.c (override_options): Reorder tests so that
17980 flag_pic gets enabled for -msep-data.
17982 2008-01-25 Richard Guenther <rguenther@suse.de>
17984 PR middle-end/32244
17985 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17986 to its bitfield precision if required.
17988 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17990 PR middle-end/33880
17991 * tree-nested.c (walk_omp_for): New function.
17992 (convert_nonlocal_reference, convert_local_reference): Call
17993 walk_omp_for on OMP_FOR.
17994 (convert_call_expr): Call walk_body on OMP_FOR's
17995 OMP_FOR_PRE_INIT_BODY.
17997 2008-01-25 Richard Guenther <rguenther@suse.de>
17999 PR tree-optimization/34966
18000 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
18001 default defs and PHI_NODEs we have to insert after the
18002 defining statement.
18004 2008-01-24 Nick Clifton <nickc@redhat.com>
18006 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
18007 Provide a default definition.
18008 (LIBGCC2_UNITS_PER_WORD): Likewise.
18010 * config/stormy16/stormy16.c: Include df.h for the prototype
18011 for df_regs_ever_live_p.
18012 (xstormy16_expand_builtin_va_start): Convert the stack offset
18013 into a component_ref and then use POINTER_PLUS_EXPR to add it
18014 to the incoming_virtual_args_rtx.
18015 (xstormy16_gimplify_va_arg_expr): Rename to
18016 xstormy16_gimplify_va_arg_expr.
18017 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
18018 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
18019 xstormy16_gimplify_va_arg_expr.
18020 Fix up some formatting issues.
18022 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
18023 Move to predicates.md.
18024 (xs_hi_general_operand): Likewise.
18025 (xs_hi_nonmemory_operand): Likewise.
18026 * config/stormy16/predicates.md:
18027 (xstormy16_carry_plus_operand): New predicate.
18028 (xs_hi_general_operand): New predicate.
18029 (xs_hi_nonmemory_operand): New predicate.
18030 * config/stormy16/stormy16-protos.h:
18031 (xstormy16_carry_plus_operand): Delete prototype.
18032 (xs_hi_general_operand): Likewise.
18033 (xs_hi_nonmemory_operand): Likewise.
18035 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18036 modifiers as they are no longer needed and they can trigger
18037 reload spill failures.
18039 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18040 with a match_operand in order to help reload.
18042 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18043 constraint with 'e' for the 8th alternative as this version of
18044 the mov.w instruction only accepts the lower 8 registers.
18046 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18049 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18050 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18053 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18055 PR middle-end/33333
18056 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18058 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18060 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18062 (remove_structure): Update allocations list before removing structure.
18064 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18066 * ipa-struct-reorg.c (is_safe_cond_expr,
18067 create_new_stmts_for_cond_expr): Use integer_zerop function,
18068 that recognize not only zero-pointer, but zero-integer too.
18070 2008-01-25 Ben Elliston <bje@au.ibm.com>
18073 * fixproto: Escape "." in sed expression that strips leading "./".
18075 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18078 * gcc.c (SWITCH_OK): Removed.
18079 (SWITCH_LIVE): Changed to bit.
18080 (SWITCH_FALSE): Likewise.
18081 (SWITCH_IGNORE): Likewise.
18082 (switchstr): Change live_cond to unsigned int.
18083 (process_command): Replace SWITCH_OK with 0.
18084 (do_self_spec): Likewise.
18085 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18086 (give_switch): Likewise.
18087 (used_arg): Likewise.
18088 (do_spec_1): Set the SWITCH_IGNORE bit.
18089 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18090 bits. Set the SWITCH_LIVE bit.
18092 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18094 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18096 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18098 PR tree-optimization/34472
18099 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18100 parameter to a "bool *" and set *DATA to false if there is
18101 an unsafe access. Do not delete the structure here.
18102 (check_cond_exprs): Delete it here instead.
18103 (check_cond_exprs, exclude_cold_structs): Do not increase
18104 I when removing a structure.
18106 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18109 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18110 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18112 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18114 PR middle-end/34934
18115 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18116 a fixed vector for stack.
18118 2008-01-24 Ben Elliston <bje@au.ibm.com>
18121 * doc/gcc.texi (Software development): Add a direntry for g++.
18123 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18125 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18126 stale and straggling -fforce-addr comments above.
18128 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18130 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18131 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18133 2008-01-23 Michael Matz <matz@suse.de>
18136 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18139 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18141 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18142 malloc result type.
18144 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18146 * config/avr/avr.c (avr_current_arch): New variable.
18147 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18148 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18149 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18150 (avr_override_options): Init 'avr_current_arch'.
18151 (base_arch_s): Move from here...
18152 * config/avr/avr.h (base_arch_s): ... here. Add new members
18153 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18154 'mega' to 'have_jmp_call'.
18155 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18156 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18158 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18160 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18161 MULTILIB_MATCHES): Ditto.
18163 2008-01-23 Richard Guenther <rguenther@suse.de>
18165 PR middle-end/31529
18166 * cgraphunit.c (cgraph_reset_node): Always mark the node
18167 not reachable if it is not queued already.
18169 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18171 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18172 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18173 (cputype_selected): New static variable.
18174 (bfin_handle_option): Set it if -mcpu is used.
18175 (override_option): Select default set of workarounds if no cpu type
18176 selected on the command line.
18177 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18179 From Michael Frysinger <michael.frysinger@analog.com>
18180 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18181 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18183 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18184 for bf547, bf523, bf524, and bf526.
18185 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18187 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18188 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18189 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18190 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18191 * doc/invoke.texi (Blackfin Options): Document that
18192 -mcpu now accept bf547, bf523, bf524, and bf526.
18194 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18196 PR rtl-optimization/34628
18197 * combine.c (try_combine): Stop and undo after the first combination
18198 if an autoincrement side-effect on the first insn has effectively
18201 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18204 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18205 Offset addresses are not valid for Altivec or paired float modes.
18207 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18210 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18211 if DECL_INITIAL (decl) is error_mark_node.
18214 * c-common.c (handle_vector_size_attribute): Only allow
18215 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18216 the same way as pointer, array etc. types.
18217 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18220 * tree.c (build_type_attribute_qual_variant): Call
18221 build_qualified_type if attributes are equal, but quals are not.
18223 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18226 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18227 * flags.h (warn_strict_aliasing): Remove.
18228 (warn_strict_overflow): Remove.
18229 * opts.c (warn_strict_aliasing): Remove.
18230 (warn_strict_overflow): Remove.
18231 * c-opts.c (c_common_handle_option): -Wall only sets
18232 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18233 (c_common_post_options): Give default values to -Wstrict-aliasing
18234 and -Wstrict-overflow if they are uninitialized.
18235 * common.opt (Wstrict-aliasing): Specify Var and Init.
18236 (Wstrict-overflow): Likewise.
18238 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18240 PR rtl-optimization/26854
18241 PR rtl-optimization/34400
18242 PR rtl-optimization/34884
18243 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18245 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18246 (df_rd_bb_info.expanded_lr_out): Deleted
18247 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18248 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18249 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18250 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18251 Removed code to allocate, initialize or free expanded_lr_out.
18252 (df_rd_bb_local_compute_process_def): Restructured to make more
18254 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18255 sets if the sets are being trimmed.
18257 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18260 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18261 (as_vers): Likewise.
18262 * configure: Regenerated.
18264 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18266 PR middle-end/33092
18267 * tree-pass.h (pass_build_alias): New pass.
18268 * tree-ssa-alias.c (gate_build_alias): New.
18269 (pass_build_alias): New.
18270 * passes.c (init_optimization_passes): Add pass_build_alias after
18271 pass_create_structure_vars.
18273 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18275 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18276 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18277 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18278 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18279 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18280 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18281 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18282 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18283 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18284 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18285 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18286 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18287 * config/s390/s390.md (FP_ALL): New mode iterator.
18288 (_d): New mode attribute.
18289 ("*signbit<mode>2>"): Changed mode of first operand.
18290 ("isinf<mode>2"): Changed mode of first operand.
18291 ("*TDC_insn"): Adaptation for DFP modes.
18293 2008-01-22 Ben Elliston <bje@au.ibm.com>
18295 * tree.c (check_qualified_type): Improve function description.
18297 2008-01-21 Jason Merrill <jason@redhat.com>
18300 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18301 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18304 2008-01-21 DJ Delorie <dj@redhat.com>
18306 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18309 2008-01-21 Richard Guenther <rguenther@suse.de>
18311 PR middle-end/34856
18312 * tree-cfg.c (verify_expr): Allow all invariant expressions
18313 instead of just constant class ones as reference argument.
18314 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18315 like any other constant.
18316 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18318 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18320 * regmove.c (fixup_match_1): Update call crossed frequencies.
18322 2008-01-21 Richard Guenther <rguenther@suse.de>
18325 * tree-inline.c (setup_one_parameter): Deal with mismatched
18326 types using a VIEW_CONVERT_EXPR.
18328 2008-01-21 Alon Dayan <alond@il.ibm.com>
18329 Olga Golovanevsky <olga@il.ibm.com>
18331 PR tree-optimization/34701
18332 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18333 when the structure size is not a power of 2.
18335 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18337 * doc/install.texi: Add doc for --enable-checking=df.
18339 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18341 PR rtl-optimization/34808
18342 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18344 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18346 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18349 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18351 PR rtl-optimization/26854
18352 PR rtl-optimization/34400
18353 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18355 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18356 (df_rd_bb_info.expanded_lr_out): New.
18357 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18358 * loop_iv.c (iv_analysis_loop_init): Ditto.
18359 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18360 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18361 Added code to allocate, initialize or free expanded_lr_out.
18362 (df_rd_bb_local_compute_process_def): Restructured to make
18363 more understandable.
18364 (df_rd_confluence_n): Add code to do nothing with fake edges and
18365 code to no apply invalidate_by_call sets if the sets are being trimmed.
18366 (df_lr_local_finalize): Renamed to df_lr_finalize.
18367 (df_live_local_finalize): Renamed to df_live_finalize.
18369 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18372 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18373 deciding whether to use reciprocal instructions.
18375 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18377 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18378 dwarf2out_note_section_used if cold_text_section is NULL.
18380 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18382 PR gcov-profile/34610
18383 * tree-cfg.c (make_edges): Mark both outgoing edges from
18384 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18385 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18386 from OMP_FOR and OMP_CONTINUE outgoing edges.
18388 * tree-profile.c (tree_profiling): Return early if
18389 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18391 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18392 from cfun to child_cfun.
18393 * function.h (struct function): Add after_tree_profile bit.
18395 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18397 * config/avr/avr.S (_exit): Disable interrupt.
18399 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18400 Steven Bosscher <stevenb.gcc@gmail.com>
18402 PR rtl-optimization/26854
18403 PR rtl-optimization/34400
18404 * df-problems.c (df_live_scratch): New scratch bitmap.
18405 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18406 (df_live_reset): Clear the proper bitmaps.
18407 (df_live_bb_local_compute): Only process the artificial defs once
18408 since the order is not important.
18409 (df_live_init): Init the df_live sets only with the variables
18410 found live by df_lr.
18411 (df_live_transfer_function): Use the df_lr sets to prune the
18412 df_live sets as they are being computed.
18413 (df_live_free): Free df_live_scratch.
18415 2008-01-18 Ian Lance Taylor <iant@google.com>
18417 * common.opt: Add fmerge-debug-strings.
18418 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18419 flag_merge_debug_strings rather than flag_merge_constants.
18420 * doc/invoke.texi (Option Summary): Mention
18421 -fmerge-debug-strings.
18422 (Debugging Options): Document -fmerge-debug-strings.
18424 2008-01-18 Ian Lance Taylor <iant@google.com>
18427 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18428 (struct tree_function_decl): Add new field operator_new_flag.
18429 * tree-inline.c (expand_call_inline): When inlining a call to
18430 operator new, force the return value to go into a variable, and
18431 set DECL_NO_TBAA_P on that variable.
18432 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18434 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18437 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18438 DWARF2_DEBUGGING_INFO.
18439 (dwarf2out_note_section_used): Ditto. Add prototype.
18440 (have_multiple_function_sections, text_section_used,
18441 cold_text_section_used, *cold_text_sections): Move declarations
18444 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18446 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18447 field and add signal_ra.
18448 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18449 assignments to frame state pc. Move end of stack check after
18450 MD_FALLBACK_FRAME_STATE_FOR.
18451 (uw_update_context_1): Use frame state signal_regs if set, instead
18452 of checking signal_frame flag.
18453 (uw_update_context): Use frame state signal_ra if set.
18454 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18455 * config/xtensa/linux-unwind.h: New file.
18457 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18459 * modulo-sched.c (get_sched_window): Fix comment typo.
18461 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18463 PR tree-optimization/34648
18464 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18466 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18468 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18469 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18471 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18473 PR rtl-optimization/34400
18474 * df-core.c (df_worklist_dataflow_overeager,
18475 df_worklist_dataflow_doublequeue): New functions.
18476 (df_worklist_dataflow): Two different worklist solvers.
18477 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18480 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18483 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18484 and ftree-parallelize-loops.
18486 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18488 PR rtl-optimization/34826
18489 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18491 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18493 * global.c (find_reg): Mark the eh regs as used if necessary.
18494 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18495 * ra.h (struct allocno): no_eh_reg field added. Changed
18496 no_stack_reg type to bitfield.
18498 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18500 * tree.c (substitute_in_expr): Add missing 'break'.
18502 2008-01-17 Richard Guenther <rguenther@suse.de>
18504 PR tree-optimization/34825
18505 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18506 x / x as division to handle.
18508 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18510 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18511 "-pthread" is specified.
18512 * pa-hpux11.h (LIB_SPEC): Likewise.
18514 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18515 Peter Bergner <bergner@vnet.ibm.com>
18517 PR rtl-optimization/33796
18518 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18520 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18522 PR libgfortran/34699
18523 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18525 * pa-hpux10.h (LINK_SPEC): Likewise.
18526 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18528 2008-01-16 Richard Guenther <rguenther@suse.de>
18530 PR middle-end/32628
18531 * fold-const.c (fold_convert_const_int_from_int): Do not
18532 set overflow if that occured only because of a sign extension
18533 change when converting from/to a sizetype with the same
18534 precision and signedness.
18536 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18539 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18540 location address to the correct place. Update copyright year.
18542 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18544 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18545 no dependences in the dependence_relations vector.
18547 2008-01-16 Jan Hubicka <jh@suse.cz>
18549 PR rtl-optimization/31396
18550 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18551 * cfg.c (dump_reg_info): Print it.
18552 * regs.h (struct reg_info_t): add freq_calls_crossed.
18553 (REG_FREQ_CALLS_CROSSED): New macro.
18554 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18555 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18556 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18557 regmove_optimize): Update call crossed frequencies.
18558 * local-alloc.c (struct qty): Add freq_calls_crossed.
18559 (alloc_qty): Copute freq_calls_crossed.
18560 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18561 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18562 * ra.h (struct allocno): Add freq_calls_crossed.
18564 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18566 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18567 libgomp when compiling with ftree-parallelize-loops.
18568 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18570 2008-01-16 Richard Guenther <rguenther@suse.de>
18572 PR tree-optimization/34769
18573 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18574 * tree.c (int_cst_value): Instead make this function more
18575 permissive in what it accepts as valid input. Document this
18576 function always sign-extends the value.
18578 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18579 Richard Guenther <rguenther@suse.de>
18582 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18583 (gimple_fold_indirect_ref_rhs): ... this.
18584 (gimple_fold_indirect_ref): New function with foldings
18585 that preserve lvalueness.
18586 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18587 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18588 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18589 to fold an INDIRECT_REF, fall back to the old use of
18590 fold_indirect_ref_1.
18592 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18594 * tree-data-ref.c (subscript_dependence_tester_1): Call
18595 free_conflict_function.
18596 (compute_self_dependence): Same.
18598 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18601 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18602 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18604 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18605 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18606 for DWARF2_UNWIND_INFO targets.
18608 2008-01-16 Richard Guenther <rguenther@suse.de>
18611 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18612 type qualifiers for function types.
18614 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18616 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18617 loop_iterator li from previous commit.
18619 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18621 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18623 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18625 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18626 (parallelize_loops): Don't parallelize irreducible components.
18628 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18631 * c-opts (c_common_post_options): Do not enable CPP
18632 flag_pedantic_errors by default.
18634 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18636 PR rtl-optimization/31944
18637 * cse.c (remove_pseudo_from_table): New function.
18638 (merge_equiv_classes): Use above function to remove pseudo-registers.
18639 (invalidate): Likewise.
18641 2008-01-13 Richard Guenther <rguenther@suse.de>
18643 PR middle-end/34601
18644 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18645 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18647 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18649 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18650 validate_change to unshare the source of the PC set.
18652 2008-01-12 Jan Hubicka <jh@suse.cz>
18654 PR middle-end/32135
18655 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18656 references above array bounds. This might trigger bounds checks for
18657 pointers to arrays.
18659 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18661 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18662 new_replaceable_dependencies.
18664 2008-01-12 Doug Kwan <dougkwan@google.com>
18666 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18667 instead of OPT_Wreturn_type in warning due to ignored return type
18669 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18670 options included in -Wextra.
18671 * c.opt: New option -Wignored_qualifiers.
18672 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18673 -Wignore_qualifiers.
18674 (-Wignored-qualifiers): Document.
18675 (-Wreturn-type): Remove description of functionality now handled
18676 by -Wignored-qualifiers.
18678 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18681 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18682 NOP_EXPR if it is between integral types with the same precision.
18684 2008-01-12 Jan Hubicka <jh@suse.cz>
18687 * invoke.texi (max-inline-recursive-depth): Fix default value.
18689 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18691 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18694 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18696 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18698 2008-01-11 James E. Wilson <wilson@specifix.com>
18701 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18703 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18705 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18706 save/restore frame pointer register and don't use 'call-prologues'
18707 optimization in function with "OS_task" attribute.
18709 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18711 PR middle-end/31309
18712 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18713 when copying to memory.
18715 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18717 PR rtl-optimization/30905
18718 * cfgcleanup.c: Include dce.h
18719 (crossjumps_occured): New global variable.
18720 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18721 If something changed, set crossjumps_occured to true.
18722 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18723 Don't add/remove fake edges to exit here...
18724 (cleanup_cfg): ...but do it here, when crossjumping.
18725 Run a fast DCE when successful crossjumps occured in the latest
18726 iteration of try_optimize_cfg.
18728 2008-01-11 Richard Guenther <rguenther@suse.de>
18730 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18731 (struct vn_unary_op_s): Likewise.
18732 (vn_reference_insert): Free old reference on hash collision.
18734 2008-01-10 Raksit Ashok <raksit@google.com>
18736 PR rtl-optimization/27971
18737 * combine.c (find_split_point): Split PLUS expressions which are
18738 inside a MEM rtx, and whose first operand is complex.
18740 2008-01-10 DJ Delorie <dj@redhat.com>
18742 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18743 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18744 (m32c_hard_regno_ok): Call the underlying function.
18746 2008-01-10 Richard Guenther <rguenther@suse.de>
18748 PR middle-end/34683
18749 * tree-cfg.c (tree_merge_blocks): Do not go through the
18750 full-blown folding and stmt updating path if we just deal
18751 with virtual operands.
18752 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18753 test for abnormal SSA_NAMEs.
18755 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18757 PR middle-end/34641
18758 * reload.c (push_reload): Add assertions. All constants from
18759 reg_equiv_constant should have been used for replacing the respective
18761 (find_reloads_address): Invoke find_reloads_address_part for
18762 constant taken from the reg_equiv_constant array.
18764 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18766 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18767 field (valnum) the first in the struct. Replace bools with
18770 2008-01-10 Richard Guenther <rguenther@suse.de>
18772 PR tree-optimization/34651
18773 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18774 types and ordering for masking and converting.
18776 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18778 PR tree-optimization/34017
18779 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18780 also for PHI_NODE expressions.
18782 2008-01-09 Jan Hubicka <jh@suse.cz>
18784 PR tree-optimization/34708
18785 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18786 based on number of case labels.
18787 (init_inline_once): Remove switch_cost.
18788 * tree-inline.h (eni_weights_d): Remove switch_cost.
18790 2008-01-09 Richard Guenther <rguenther@suse.de>
18791 Andrew Pinski <andrew_pinski@playstation.sony.com>
18793 PR middle-end/30132
18794 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18795 temporary if an rvalue is ok or an lvalue is not required.
18797 2008-01-09 Richard Guenther <rguenther@suse.de>
18799 PR middle-end/34458
18800 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18801 adjust return type.
18803 2008-01-09 Richard Guenther <rguenther@suse.de>
18805 PR middle-end/34679
18806 * tree.c (host_integerp): Check for sizetype only if the
18807 type is an integer type.
18809 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18812 * opts.c (decode_options): Disable inlining of functions called
18813 once if not in unit-at-a-time mode.
18815 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18817 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18819 2008-01-08 Richard Guenther <rguenther@suse.de>
18821 PR middle-end/31863
18822 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18823 out early if the result will be unused.
18825 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18830 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18831 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18834 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18836 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18837 for vectorization tuned.
18839 2008-01-08 Richard Guenther <rguenther@suse.de>
18841 PR tree-optimization/34683
18842 * tree-ssa-operands.c (operand_build_cmp): Export.
18843 * tree-ssa-operands.h (operand_build_cmp): Declare.
18844 * tree-vn.c (vuses_compare): Remove.
18845 (sort_vuses): Use operand_build_cmp.
18846 (sort_vuses_heap): Likewise.
18847 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18848 to re-use old VEC if available. Do not sort already sorted VUSEs.
18849 (vdefs_to_vec): Do not sort already sorted VDEFs.
18851 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18853 PR middle-end/34694
18854 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18856 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18859 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18860 limitations of reciprocal sequences on x86 targets.
18862 2008-01-08 Richard Guenther <rguenther@suse.de>
18864 PR tree-optimization/34683
18865 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18867 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18870 * config/darwin.c (darwin_mergeable_string_section): Don't use
18871 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18873 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18876 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18877 negxf2. Macroize expander using X87MODEF mode iterator. Change
18878 predicates of op0 and op1 to register_operand.
18879 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18880 expander using X87MODEF mode iterator. Change predicates of
18881 op0 and op1 to register_operand.
18882 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18883 corresponding patterns and macroize using MODEF macro. Change
18884 predicates of op0 and op1 to register_operand and remove
18885 "m" constraint. Disparage "r" alternative with "!".
18886 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18887 macroize using X87MODEF macro. Change predicates of op0 and op1
18888 to register_operand and remove "m" constraint. Disparage "r"
18889 alternative with "!".
18890 (absneg splitter with memory operands): Remove.
18891 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18892 patterns and macroize using X87MODEF mode iterator.
18893 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18894 Change predicate of op1 to register_operand.
18895 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18896 for memory operands.
18898 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18900 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18902 2008-01-07 Richard Guenther <rguenther@suse.de>
18904 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18907 2008-01-07 Richard Guenther <rguenther@suse.de>
18909 PR tree-optimization/34683
18910 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18911 VOPs of the needed size to save memory. Use VEC_quick_push
18912 to save compile-time.
18913 (vdefs_to_vec): Likewise.
18915 2008-01-07 Sa Liu <saliu@de.ibm.com>
18917 * config/spu/spu.md (divdf3): Genetate inline code for double
18918 division. The implementation doesn't handle INF or NAN, therefore it
18919 only applies when -ffinite-math-only is given.
18921 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18924 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18925 * doc/cpp.texi ([Common Predefined Macros]): Document.
18927 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18929 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18930 order to use commutative addition instead of subtraction.
18932 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18933 Mircea Namolaru <namolaru@il.ibm.com>
18934 Vladimir Yanovsky <yanov@il.ibm.com>
18935 Revital Eres <eres@il.ibm.com>
18937 PR tree-optimization/34263
18938 * tree-outof-ssa.c (process_single_block_loop_latch,
18939 contains_tree_r): New functions.
18940 (analyze_edges_for_bb): Call process_single_block_loop_latch
18941 function to empty single-basic-block latch block if possible.
18943 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18945 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18947 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18949 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18951 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18953 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18955 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18957 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18959 PR tree-optimization/34618
18960 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18963 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18966 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18967 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18968 Update copyright year.
18970 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18971 Update copyright year.
18972 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18975 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18977 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18978 edge does not point to current bb before changing need_assert.
18980 2008-01-04 Richard Guenther <rguenther@suse.de>
18982 PR middle-end/34029
18983 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18984 for verifying purposes if they are is_gimple_min_invariant.
18986 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18988 PR tree-optimization/34448
18989 PR tree-optimization/34465
18990 * gimplify.c (gimplify_init_constructor): Add new parameter
18991 notify_temp_creation. Use it.
18992 (gimplify_modify_expr_rhs): Take volatiles into account when
18993 optimizing constructors.
18994 Do not optimize constructors if gimplify_init_constructor will dump to
18996 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18997 * gcc.c-torture/compile/pr34448.c: New.
18999 2008-01-04 Jakub Jelinek <jakub@redhat.com>
19001 PR gcov-profile/34609
19002 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
19003 return_slot if result is TREE_ADDRESSABLE.
19005 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
19007 * config/mips/mips.md (sqrt_condition): Tweak comment.
19008 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
19010 2008-01-03 Tom Tromey <tromey@redhat.com>
19013 * c-common.c (c_type_hash): Handle VLAs.
19015 2008-01-03 Jan Hubicka <jh@suse.cz>
19017 PR tree-optimization/31081
19018 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
19019 0 when inlining and not inlining to first basic block.
19020 (remap_decl): When var is initialized to 0, don't set default_def.
19021 (expand_call_inline): Set entry_bb.
19022 * tree-inline.h (copy_body_data): Add entry_bb.
19024 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19027 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19030 PR tree-optimization/29484
19031 * tree-inline.c (inline_forbidden_p_2): New function.
19032 (inline_forbidden_p): Disallow inlining if some static var
19033 has an address of a local LABEL_DECL in its initializer.
19034 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19037 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19039 PR tree-optimization/34635
19040 * tree-data-ref.c (add_other_self_distances): Make sure that the
19041 evolution step is constant.
19043 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19045 PR middle-end/34608
19046 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19048 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19050 * tree-sra.c (scalarize_init): Insert the generate_element_init
19051 statements after the generate_element_zero statements.
19053 2008-01-02 Richard Guenther <rguenther@suse.de>
19055 PR middle-end/34093
19056 PR middle-end/31976
19057 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19058 for very large number of operands instead of ICEing.
19060 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19063 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19064 while stack probing.
19066 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19068 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19071 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19073 PR libmudflap/26442
19074 * tree-mudflap.c (mx_register_decls): Guard warning by
19075 !DECL_ARTIFICIAL check.
19077 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19079 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19080 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19081 sse5_perm<mode>): Fix constraints.