1 2008-08-24 Razya Ladelsky <razya@il.ibm.com>
3 PR tree-optimization/37185
4 * matrix-reorg.c (transform_access_sites): Update changed stmt.
6 2008-08-23 Jan Hubicka <jh@suse.cz>
8 * ipa-cp.c (ipcp_analyze_node): New function.
9 (ipcp_update_cloned_node): Use it.
10 (ipcp_init_stage): Likewise.
11 * ipa-inline.c (function_insertion_hook_holder): New static var.
12 (analyze_function): Break out from ....
13 (inline_generate_summary): Here; register insertion hook.
14 (cgraph_decide_inlining): Remove hook.
15 (add_new_function): New function.
17 2008-08-23 Jan Hubicka <jh@suse.cz>
19 * opts.c (decode_options): Revert accidental change enabling ipa-cp.
21 2008-08-23 Jan Hubicka <jh@suse.cz>
23 * ipa-cp.c (constant_val_insert): Remove.
24 (ipcp_propagate_one_const): Remove.
25 (ipcp_create_replace_map): Always insert replacements to the map.
26 (ipcp_insert_stage): Do not try to insert statements by hand.
27 * tree-inline.c (insert_init_stmt): Break out from ...
28 (setup_one_parameter): ... here; allow NULL BB pointer.
29 (tree_function_versioning): Use setup_one_parameter to process
32 2008-08-23 Jan Hubicka <jh@suse.cz>
34 * tree.c (decl_address_ip_invariant_p): New function.
35 * tree.h (decl_address_ip_invariant_p): Declare.
36 * gimple.c (strip_invariant_refs): Break out from ...
37 (is_gimple_invariant_address): ... here
38 (is_gimple_ip_invariant_address): New function.
39 (is_gimple_ip_invariant): New function.
40 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
43 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
44 (ipcp_lat_is_insertable): All constants are insertable.
45 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
47 (ipcp_initialize_node_lattices): Propagate all types of operands.
48 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
49 (ipcp_create_replace_map): Reformat.
50 (ipcp_need_redirect_p): Simplify.
51 (ipcp_insert_stage): Check that argument is used before clonning.
52 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
53 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
54 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
55 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
56 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
57 (jump_func_type): Remove IPA_CONST_VALUE_REF.
58 * tree-inline.c (tree_function_versioning): Add variables referenced by
61 2008-08-23 Jan Hubicka <jh@suse.cz>
64 * i386.c (standard_80387_constant_p): Use optimize_size.
66 2008-08-23 Ira Rosen <irar@il.ibm.com>
68 PR tree-optimization/37161
69 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
70 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
71 (vect_determine_vectorization_factor): Move the scalar type
72 retrieval to vect_get_smallest_scalar_type.
73 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
74 scalar type. Remove redundant computation.
75 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
76 (vect_get_slp_defs): Take the type of RHS into account if
77 necessary by calling vect_get_smallest_scalar_type. Call
78 vect_get_constant_vectors with additional argument.
80 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
83 * doc/invoke.texi (Wwrite-strings): Clarify description.
85 2008-08-23 Ira Rosen <irar@il.ibm.com>
87 PR tree-optimization/37174
88 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
89 def stmt is a part of the loop before accessing its stmt_vec_info.
91 2008-08-22 Anatoly Sokolov <aesok@post.ru>
94 * config/avr/avr.md (UNSPEC_SWAP): New constants.
95 (*swap): New insn pattern.
96 (*ashlqi3): Rename from ashlqi3 insn pattern.
97 (ashlqi3): New expanders.
98 (*lshrqi3): Rename from lshrqi3 insn pattern.
99 (lshrqi3): New expanders.
100 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
101 lshrqi3_const5, lshrqi3_const6): New splitters.
102 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
103 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
106 2008-08-22 Richard Guenther <rguenther@suse.de>
108 PR tree-optimization/37078
109 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
112 2008-08-22 Richard Guenther <rguenther@suse.de>
114 PR tree-optimization/37143
115 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
116 a conversion statement instead of a copy.
118 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
121 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
122 CCCmode, CCOmode and CCSmode destination modes.
125 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
126 from different units in a single alternative.
127 (*vec_extractv2sf_1): Ditto.
128 (*vec_extractv2si_0): Ditto.
129 (*vec_extractv2si_1): Ditto.
130 * config/i386/sse.md (sse2_storehpd): Ditto.
131 (sse2_storelpd): Ditto.
132 (sse2_loadhpd): Ditto.
133 (sse2_loadlpd): Ditto.
136 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
137 (popcountsi2): Ditto.
139 (popcountdi2): Ditto.
141 (popcounthi2): Ditto.
143 2008-08-22 Richard Guenther <rguenther@suse.de>
147 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
148 if the multiplication does not overflow.
150 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
152 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
154 2008-08-21 Richard Henderson <rth@redhat.com>
156 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
157 spurrious comma from test.
158 * configure: Rebuild.
160 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
163 * builtins.c (fold_builtin_next_arg): Add warning about undefined
166 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
168 * c-tree.h (grokfield): New argument.
169 * c-decl.c (grokfield): Handle new location argument.
170 * c-parser.c (c_parser_struct_declaration): Pass location to
173 2008-08-21 Richard Guenther <rguenther@suse.de>
175 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
177 2008-08-21 Jan Hubicka <jh@suse.cz>
179 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
180 (cgraph_add_function_insertion_hook,
181 cgraph_remove_function_insertion_hook,
182 cgraph_call_function_insertion_hooks): New functions.
183 * cgraph.h (cgraph_add_function_insertion_hook,
184 cgraph_remove_function_insertion_hook,
185 cgraph_call_function_insertion_hooks): Declare.
186 * ipa-reference.c (function_insertion_hook_holder): New variable.
187 (check_operand, look_for_address_of): When checking late, do not care
188 about module bitmaps.
189 (add_new_function): New function.
190 (generate_summary): Register hooks; zero module bitmaps.
191 (propagate): Unregister hooks.
192 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
193 (add_new_function): New function.
194 (generate_summary): Register hook.
195 (propagate): Remove hook.
197 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
199 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
200 * ipa-cp.c (ipcp_update_cloned_node): New function.
201 (build_const_val): Handle functions correctly; bring type logic
202 into sync with tree-inline.c
203 (ipcp_init_stage): Take care of computing stuff needed by
204 indirect inlining; update clones.
205 (ipcp_generate_summary): Break out of ipcp_driver.
206 (ipcp_driver): Do only execution and transformation.
207 (pass_ipa_cp): Make IPA_PASS.
208 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
210 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
211 ipcp, some info is already available.
212 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
213 * tree-inline.c (remap_ssa_name): Unshare expression.
215 2008-08-21 Richard Guenther <rguenther@suse.de>
217 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
218 a PHI ask VN if it is already available.
219 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
220 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
222 2008-08-21 Richard Guenther <rguenther@suse.de>
225 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
226 makes sure to produce a result of the correct type.
228 2008-08-21 Jan Hubicka <jh@suse.cz>
229 Backport from LTO branch:
231 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
232 Jan Hubicka <jh@suse.cz>
235 (init_state, finish_state, set_function_state, generate_summary):
237 (scan_stmt): Renamed from scan_function. Changed to keep state in
238 local static vars rather than cgraph aux field.
239 (propagate): Renamed from static_execute. Changed to keep state in
240 local static vars rather than cgraph aux field.
241 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
242 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
244 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
246 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
247 * ipa-reference.c (init_function_info, generate_summary,
248 propagate): New functions.
249 (analyze_function): Call init_function_info.
250 (static_execute): Stripped into generate_summary and propagate.
251 (pass_ipa_reference): Made into ipa_opt_pass.
253 2008-08-21 Richard Guenther <rguenther@suse.de>
255 PR tree-optimization/37181
256 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
258 (extract_range_from_unary_expr): Likewise.
260 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
262 * diagnostic.c (pedwarn_at): Rename as pedwarn.
264 * toplev.h (pedwarn_at): Likewise.
265 * builtins.c: Update all calls to pedwarn.
267 * toplev.c: Likewise.
268 * c-tree.h: Likewise.
269 * c-decl.c: Likewise.
270 * c-errors.c: Likewise.
271 * c-typeck.c: Likewise.
272 * c-common.c: Likewise.
273 * c-parser.c: Likewise.
275 2008-08-20 Joseph Myers <joseph@codesourcery.com>
278 * config/sparc/sparc.c (function_arg_slotno): Handle structure
279 with MODE_VECTOR_INT mode.
281 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
284 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
285 initialized outside the current module.
286 (warn_uninitialized_var): Ignore left-hand side when walking the
287 trees. Ignore address expressions. Examine VUSE operands in gimple
288 statements with a variable declaration on the right-hand side.
290 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
293 * rtlanal.c (subreg_offset_representable_p): Revert last change.
295 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
298 * c-common.c (conversion_warning): Do not warn if applying bit-and
299 operator to unsigned constant that fits in the target type.
301 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
304 * c-common.c (conversion_warning): Do not warn for artificial
307 2008-08-20 Richard Guenther <rguenther@suse.de>
309 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
310 (extract_range_from_binary_expr): Fall back to constant propagation.
311 (extract_range_from_unary_expr): Likewise.
313 2008-08-20 Richard Guenther <rguenther@suse.de>
315 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
316 with TREE_THIS_VOLATILE on shared nodes.
317 (fold_stmt_r): Likewise.
319 2008-08-20 Jakub Jelinek <jakub@redhat.com>
322 * c-parser.c (c_parser_attributes): For keywords use canonical
323 spelling for attr_name.
325 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
327 * value-prof.c (check_counter): Revert wrong call to error.
329 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
331 * profile.c: Update calls to inform.
332 * value-prof.c: Update calls to inform.
334 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
336 * diagnostic.c (inform): Add an explicit location_t parameter.
337 * toplev.h (inform): Update declaration.
338 * builtins.c: Update all calls to inform.
339 * c-common.c: Likewise.
340 * c-decl.c: Likewise.
341 * c-opts.c: Likewise.
343 * c-pragma.c: Likewise.
344 * c-typeck.c: Likewise.
345 * coverage.c: Likewise.
347 * toplev.c: Likewise.
348 * tree-cfg.c: Likewise.
349 * tree-ssa.c: Likewise.
351 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
354 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
355 V2DI mode, for SSE4.1, use movq instead of vector set if the
356 second element is zero and inter-unit moves are OK.
358 2008-08-20 Richard Guenther <rguenther@suse.de>
360 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
361 properly handle conversion/copy chains after tuplification.
363 2008-08-20 Richard Guenther <rguenther@suse.de>
365 * passes.c (init_optimization_passes): Move the second
366 forwprop pass before alias computation. Remove the second
367 DCE pass. Remove the first dominator and phi copy/const
370 2008-08-20 Nick Clifton <nickc@redhat.com>
372 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
373 support of this feature. Do not assume that a sufficiently new
374 assembler will support the feature regardless of the target type.
375 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
376 * configure: Regenerate.
378 2008-08-20 Richard Guenther <rguenther@suse.de>
380 * tree-vrp.c (found_in_subgraph): Remove.
381 (live): New global static.
382 (live_on_edge): New function.
383 (blocks_visited): Remove.
384 (register_edge_assert_for_2): Use live_on_edge.
385 (find_conditional_asserts): Remove code dealing with
386 found_in_subgraph. Do not walk the CFG.
387 (find_switch_asserts): Likewise.
388 (find_assert_locations_1): Renamed from find_assert_locations.
389 Move finding assert locations for conditional and switch
390 statements first. Update live bitmap. Do not walk the CFG.
391 (find_assert_locations): New function.
392 (insert_range_assertions): Remove entry of CFG walk.
393 Adjust call to find_assert_locations.
394 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
395 that only can appear because of fake exit edges but assert we
396 never try to insert on those.
397 (fini_pre): Do not remove fake exit edges here...
398 (execute_pre): ...but here, before committing edge inserts.
400 2008-08-19 Richard Guenther <rguenther@suse.de>
402 * passes.c (init_optimization_passes): Exchange store-ccp
405 2008-08-19 Rafael Espindola <espindola@google.com>
407 * varasm.c (weak_decls): Move earlier in the file.
408 (assemble_external): Add weak decls to the weak_decls list.
409 (declare_weak): Don't add decls to the weak_decls list.
411 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
414 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
415 before (sse2_shufpd_<mode>).
417 2008-08-19 Jakub Jelinek <jakub@redhat.com>
420 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
421 * tree.c (block_nonartificial_location): Likewise.
423 2008-08-19 Richard Guenther <rguenther@suse.de>
425 PR tree-optimization/35972
426 PR tree-optimization/23094
427 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
429 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
430 handle MISALIGNED_INDIRECT_REF.
431 (get_ref_from_reference_ops): New helper.
432 (vn_reference_lookup_pieces): Walk the use-def chain using the
433 alias-oracle if requested.
434 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
435 walking the use-def chain.
436 (compute_avail): But not here.
437 (create_component_ref_by_pieces_1): Properly handle
438 MISALIGNED_INDIRECT_REF.
439 (do_regular_insertion): Handle fully redundant
440 expressions after PHI-translation also for SSA_NAME values, not
441 only constants. Correctly use edoubleprime for that.
443 2008-08-19 Ira Rosen <irar@il.ibm.com>
445 * tree-vectorizer.c (supportable_widening_operation): Support
446 multi-step conversion, return the number of steps in such conversion
447 and the required intermediate types.
448 (supportable_narrowing_operation): Likewise.
449 * tree-vectorizer.h (vect_pow2): New function.
450 (supportable_widening_operation): Change argument types.
451 (supportable_narrowing_operation): Likewise.
452 (vectorizable_type_promotion): Add an argument.
453 (vectorizable_type_demotion): Likewise.
454 * tree-vect-analyze.c (vect_analyze_operations): Call
455 vectorizable_type_promotion and vectorizable_type_demotion with
457 (vect_get_and_check_slp_defs): Detect patterns.
458 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
460 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
461 vect_build_slp_tree with correct arguments. Calculate unrolling factor
462 according to the smallest type in the loop.
463 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
464 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
465 supportable_widening_operation with correct arguments.
466 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
467 operands lists according to the number of vector statements in left
468 or right node, if exists.
469 (vect_gen_widened_results_half): Remove unused argument.
470 (vectorizable_conversion): Call supportable_widening_operation,
471 supportable_narrowing_operation, and vect_gen_widened_results_half
472 with correct arguments.
473 (vectorizable_assignment): Change documentation, support multiple
475 (vectorizable_operation): Likewise.
476 (vect_get_loop_based_defs): New function.
477 (vect_create_vectorized_demotion_stmts): Likewise.
478 (vectorizable_type_demotion): Support loop-aware SLP and general
479 multi-step conversion. Call vect_get_loop_based_defs and
480 vect_create_vectorized_demotion_stmts for transformation.
481 (vect_create_vectorized_promotion_stmts): New function.
482 (vectorizable_type_promotion): Support loop-aware SLP and general
483 multi-step conversion. Call vect_create_vectorized_promotion_stmts
485 (vectorizable_store): Change documentation, support multiple
487 (vectorizable_load): Likewise.
488 (vect_transform_stmt): Pass SLP_NODE to
489 vectorizable_type_promotion and vectorizable_type_demotion.
490 (vect_schedule_slp_instance): Move here the calculation of number
491 of vectorized statements for each node from...
492 (vect_schedule_slp): ... here.
493 (vect_transform_loop): Call vect_schedule_slp without the last
496 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
499 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
500 to == in assert statement.
501 (vectorizable_reduction): Fix typo.
503 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
506 * value-prof.c (check_counter): Dereference pointer to overall
507 count when printing it.
509 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
511 * profile.h: Really add it.
513 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
515 * mcf.c: Really add it.
517 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
518 Vinodha Ramasamy <vinodha@google.com>
520 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
522 * value-prof.c (check_counter): Fix the counter if
523 flag_profile_correction is true.
524 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
525 tree_mod_subtract_transform):
526 Follow check_counter parameter change.
527 * common.opt (fprofile-correction): New option.
529 * profile.h: Likewise.
530 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
531 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
532 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
534 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
535 flag_profile_correction is set.
537 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
539 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
541 2008-08-18 Tomas Bily <tbily@suse.cz>
543 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
544 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
546 * tree-data-ref.c (split_constant_offset_1): Likewise.
547 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
548 * tree-sra.c (sra_walk_expr): Likewise.
549 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
550 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
551 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
552 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
554 * gimple.c (gimple_assign_unary_nop_p): Likewise.
555 * tree-vect-transform.c (vectorizable_type_demotion)
556 (vectorizable_type_promotion): Likewise.
557 * tree-inline.c (expand_call_inline):
558 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
559 (forward_propagate_addr_expr_1, forward_propagate_comparison)
560 (tree_ssa_forward_propagate_single_use_vars): Likewise.
561 * expr.c (expand_expr_real_1): Likewise.
562 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
563 (gimple_assign_unary_useless_conversion_p): Likewise.
564 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
565 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
566 * fold-const.c (fold_unary): Likewise.
567 * tree.h (CONVERT_EXPR_P): Likewise.
568 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
569 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
571 (register_edge_assert_for_2, extract_range_from_unary_expr)
572 (register_edge_assert_for_1): Likewise.
574 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
576 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
577 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
578 (enum real_value_const): Delete.
579 (get_real_const): Delete.
580 * real.c (get_real_const): Delete.
581 (dconst_e_ptr): Define.
582 (dconst_third_ptr): Define.
583 (dconst_sqrt2_ptr): Define.
584 * builtins.c: Update all callers.
586 2008-08-18 Richard Guenther <rguenther@suse.de>
588 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
589 statement iterator after statement removal.
591 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
593 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
594 (detect_processor_freebsd): Likewise.
595 (host_detect_local_cpu): Call newly added functions for FreeBSD.
597 2008-08-18 Richard Guenther <rguenther@suse.de>
599 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
600 and loads have the correct types.
602 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
605 * c-opts.c (cpp_opts): Remove static.
606 * c-parser.c (cpp_opts): Declare it extern.
607 (disable_extension_diagnostics): Handle cpp options.
608 (enable_extension_diagnostics): Likewise.
610 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
612 * diagnostics.c (permerror_at): Rename as permerror.
614 * toplev.h: Likewise.
616 2008-08-18 Richard Guenther <rguenther@suse.de>
618 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
619 sdse1 and addressables2 passes. Replace dce1 with cddce1.
620 Move call_cdce before build_alias. Move copyrename2,
621 cunrolli and ccp2 beafore build_alias. Re-add addressable2
622 right after final inlining.
623 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
624 (pass_build_cfg): But instead via TODO_dump_func.
626 2008-08-18 Richard Guenther <rguenther@suse.de>
628 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
630 (scalarize_init): If we failed to generate some initializers
631 do not generate zeros for not instantiated members. Instead
632 rely on the copy out.
633 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
634 about missing flow-sensitive alias info only if we have
637 2008-08-17 Nick Clifton <nickc@redhat.com>
639 * doc/extend.texi (Function Attributes): Fix typo in description
640 if hot function attribute.
642 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
643 Richard Sandiford <rdsandiford@googlemail.com>
645 * doc/install.texi (--with-mips-plt): Document.
646 * doc/invoke.texi (-mplt, -mno-plt): Document.
647 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
648 and handle ${with_mips_plt}.
649 * config/mips/mips.opt (mplt): New option.
650 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
651 (TARGET_ABICALLS_PIC2): Likewise.
652 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
653 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
654 (ASM_SPEC): Use !mabi=* instead of !mabi*.
655 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
656 to decide whether to output ".option picX" directives.
657 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
658 Pass -call_nonpic rather than -KPIC for -mplt.
659 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
660 on the command line. Also remove it when -mabi=64 is used without
662 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
663 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
664 TARGET_ABICALLS_PIC0.
665 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
667 (mips16_build_function_stub): Only output ".option pic" directives
668 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
669 (mips16_build_call_stub): Fix comment and remove redundant
670 ".set at"/"set .noat" directives.
671 (mips_function_rodata_section): Use the default behaviour for
672 TARGET_ABSOLUTE_ABICALLS.
673 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
674 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
675 (mips_restore_gp): Do nothing if the current function doesn't use
677 (mips_expand_prologue): Only save $gp if the current function uses it.
678 Use a normal move for TARGET_ABICALLS_PIC0.
679 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
681 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
683 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
684 of function when handling GLOBAL_POINTER_REGNUM.
686 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
689 * common.opt (-fstack-check): Do not declare the variable here.
690 (-fstack-check=): New option variant.
691 * doc/invoke.texi (Code Gen Options): Document it.
692 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
693 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
694 (STACK_CHECK_STATIC_BUILTIN): New macro.
695 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
696 * opts.c: Include expr.h.
697 (common_handle_option) <OPT_fold_stack_check_>: New case.
698 <OPT_fstack_check>: Likewise.
699 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
700 consistently in the test for variable-sized types. Adjust for
701 new behaviour of flag_stack_check.
702 * explow.c: Include except.h.
703 (allocate_dynamic_stack_space): Do not take into account
704 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
705 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
706 for variable-sized parameters. Treat all parameters whose size is
707 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
708 stack checking is enabled.
709 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
710 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
711 if generic stack checking is enabled.
712 (expand_function_end): Adjust for new behaviour of flag_stack_check.
713 * reload1.c (reload): Likewise.
714 * stmt.c (expand_decl): Assert that all automatic variables have
715 fixed size at this point and remove dead code.
716 * flags.h (stack_check_type): New enumeration type.
717 (flag_stack_check): Declare.
718 * toplev.c (flag_stack_check): New global variable.
719 * Makefile.in (opts.o): Add dependency on EXPR_H.
720 (explow.o): Add dependency on except.h.
722 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
724 * config/avr/avr.c (avr_override_options): Reduce value of
725 PARAM_INLINE_CALL_COST.
727 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
729 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
730 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
731 lieu of TYPE_MODE (type) throughout.
733 2008-08-15 Joseph Myers <joseph@codesourcery.com>
735 * config/arm/arm.c (add_minipool_backward_ref): Check for
736 8-byte-aligned entries in second case of forcing insertion after a
737 particular entry. Change third case to avoid inserting
738 non-8-byte-aligned entries before 8-byte-aligned ones.
740 2008-08-15 Richard Guenther <rguenther@suse.de>
742 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
743 strip components for unknown size accesses.
745 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
747 * config/s390/2097.md New file.
748 * config/s390/s390.md ("z10prop" attribute): Define none,
749 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
750 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
751 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
752 possible values and apply them to insns as appropriate.
753 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
754 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
755 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
756 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
758 ("bfp" mode attribute): Removed. Every occurence replaced
760 * config/s390/s390.c (struct "z10_cost"): Updated entries.
761 * config/s390/2084.md (insn_reservation "x_itof"): Updated
764 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
767 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
770 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
772 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
773 additional argument. Support reduction when duplication is needed due
774 to data-types of different sizes in the loop.
775 (get_initial_def_for_induction): Fix printout.
776 (vect_get_vec_def_for_stmt_copy): Support case where the
777 vec_stmt_for_operand is a phi node.
778 (vectorizable_reduction): Support reduction when duplication is needed
779 due to data-types of different sizes in the loop.
780 (vectorizable_call): Remove restriction to not vectorize in case we
781 have data-types of different sizes in the loop.
782 (vectorizable_conversion): Likewise.
783 (vectorizable_operation): Likewise.
784 (vectorizable_type_demotion): Likewise.
785 (vectorizable_type_promotion): Likewise.
786 (vectorizable_induction): Add restriction to not vectorize in case
787 we have data-types of different sizes in the loop.
789 2008-08-14 Christophe Saout <christophe@saout.de>
790 Uros Bizjak <ubizjak@gmail.com>
793 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
794 (*vec_concatv2di_rex64_sse4_1): Ditto.
795 (*vec_concatv2di_rex64_sse): Ditto.
797 2008-08-14 Jakub Jelinek <jakub@redhat.com>
800 * fold-const.c (fold_widened_comparison): Do not allow
801 sign changes that change the result even if shorter type
802 is wider than arg1_unw's type.
804 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
806 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
807 Skip if the multilib testing specifies -march that does not
808 agree with the one specified in the testcase.
810 2008-08-13 Joseph Myers <joseph@codesourcery.com>
812 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
813 zero extend SImode values being converted to TFmode before passing
816 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
818 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
819 __PPU__ when targeting the Cell/B.E. PPU processor.
821 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
823 * gimple.h (gimple_call_set_chain): Accept SSA variables.
824 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
825 Rematerialize the static chain, if any.
826 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
829 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
831 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
832 (new_loc_descr): Likewise.
833 (add_loc_descr): Likewise.
834 (size_of_loc_descr): Likewise.
835 (size_of_locs): Likewise.
836 (output_loc_operands): Likewise.
837 (output_loc_sequence): Likewise.
838 (new_reg_loc_descr): New.
839 (build_cfa_loc): Use it.
840 (build_cfa_aligned_loc): Likewise.
841 (one_reg_loc_descriptor): Likewise.
842 (based_loc_descr): Likewise.
844 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
847 * doc/invoke.texi (Wmain): Update.
848 * c-decl.c (start_decl): warn_main is only 0 or 1.
849 (start_function): Likewise. Fix formatting.
850 (finish_function): Delete redundant warning.
851 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
852 * c-opts (c_common_handle_option): -Wall only has effect if
853 warn_main is uninitialized. OPT_Wmain is automatically
854 handled. -pedantic also enables Wmain.
855 (c_common_post_options): Handle all logic for Wmain here.
856 * c-common.c (warn_main): Delete.
857 (check_main_parameter_types): Make pedwarns conditional on
859 * c-common.h (warn_main): Delete.
861 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
864 * expr.c (emit_group_store): Allocate stack temp with the
865 largest alignment when copying from register to stack.
867 2008-08-13 Richard Guenther <rguenther@suse.de>
869 * tree.h (maybe_fold_offset_to_address): Declare.
870 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
871 (ccp_fold): Handle pointer conversions the same as fold_stmt.
872 Likewise for POINTER_PLUS_EXPR.
873 (maybe_fold_offset_to_reference): Enable disabled code.
874 (maybe_fold_offset_to_address): New function.
875 (fold_stmt_r): Use it.
876 (fold_gimple_assign): Likewise.
877 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
878 (gimplify_expr): Likewise.
880 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
882 * toplev.h (pedwarn_at): Fix declaration.
884 2008-08-13 Joseph Myers <joseph@codesourcery.com>
886 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
887 LINK_SPEC): Use %R in -Y P argument.
889 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
892 * diagnostic.c (pedwarn_at): New.
893 * toplev.h (pedwarn_at): Declare.
894 * c-tree.h (build_enumerator): Update declaration.
895 * c-decl.c (finish_enum): Update comment.
896 (build_enumerator): Take a location parameter. Give a pedwarn but do
897 not perform any conversion.
898 * c-parser.c (c_parser_enum_specifier): Set correct location for
901 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
904 * c-common.c (conversion_warning): Use a switch. Ignore boolean
905 expressions except for conversions to signed:1 bitfields. Handle
906 COND_EXPR with constant operands.
908 2008-08-13 Richard Guenther <rguenther@suse.de>
910 PR tree-optimization/15255
911 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
912 (struct oecount_s): New struct and VEC types.
914 (oecount_hash): New function.
915 (oecount_eq): Likewise.
916 (oecount_cmp): Likewise.
917 (zero_one_operation): New function.
918 (build_and_add_sum): Likewise.
919 (undistribute_ops_list): Perform un-distribution of multiplication
920 and division on the chain of summands.
921 (should_break_up_subtract): Also break up subtracts for factors.
922 (reassociate_bb): Delete dead visited statements.
923 Call undistribute_ops_list. Re-sort and optimize if it did something.
924 * passes.c (init_optimization_passes): Move DSE before
926 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
929 2008-08-12 Janis Johnson <janis187@us.ibm.com>
931 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
933 * doc/invoke.texi: Revert unintended checkin.
935 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
938 * gcc.c (include_spec_function): Tweak call to find_a_file.
940 2008-08-12 Jakub Jelinek <jakub@redhat.com>
943 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
945 * dojump.c (do_jump): Likewise.
947 PR tree-optimization/37084
948 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
949 if id->regimplify, don't assume stmt is a cast assignment.
951 2008-08-12 Anatoly Sokolov <aesok@post.ru>
953 * final.c (final_scan_insn): Use app_enable/app_disable functions.
955 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
958 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
961 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
963 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
964 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
966 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
967 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
968 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
969 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
970 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
972 * doc/tm.texi (Storage Layout): Remove documentation for
975 * simplify-rtx.c (simplify_binary_operation_1): Replace
976 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
978 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
980 * real.h (struct real_format): New member has_sign_dependent_rounding.
981 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
982 spu_single_format, ieee_double_format, mips_double_format,
983 motorola_double_format, ieee_extended_motorola_format,
984 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
985 ieee_extended_intel_96_round_53_format, ibm_extended_format,
986 mips_extended_format, ieee_quad_format, mips_quad_format,
987 vax_f_format, vax_d_format, vax_g_format): Initialize it.
988 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
990 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
991 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
992 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
993 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
994 (ROUND_TOWARDS_ZERO): Likewise.
996 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
997 (FLOAT_MODE_FORMAT): New macro.
998 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
999 (MODE_COMPOSITE_P): ... this new macro.
1000 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1001 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
1002 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
1004 * flags.h: Include "real.h".
1006 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
1007 REAL_MODE_FORMAT_COMPOSITE_P.
1008 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
1010 * doc/tm.texi (Storage Layout): Remove documentation of
1011 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
1012 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
1013 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
1014 they only apply to libgcc2.a.
1016 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1018 * config/spu/float_disf.c: New file.
1019 * config/spu/float_unsdisf.c: New file.
1020 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
1021 (LIB2FUNCS_EXCLUDE): Define.
1023 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1024 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1026 * real.h (struct real_format): New member round_towards_zero.
1027 * real.c (round_for_format): Respect fmt->round_towards_zero.
1028 (ieee_single_format, mips_single_format, motorola_single_format,
1029 spu_single_format, ieee_double_format, mips_double_format,
1030 motorola_double_format, ieee_extended_motorola_format,
1031 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1032 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1033 mips_extended_format, ieee_quad_format, mips_quad_format,
1034 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1035 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1037 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1038 real_format to choose rounding mode when calling MPFR functions.
1039 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1040 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1042 * real.h (real_to_decimal_for_mode): Add prototype.
1043 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1044 Respect target rounding mode when generating decimal representation.
1045 (real_to_decimal): New stub for backwards compatibility.
1046 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1047 real_to_decimal_for_mode instead of real_to_decimal.
1049 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1051 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1052 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1054 * real.c (spu_single_format): New variable.
1055 * real.h (spu_single_format): Declare.
1057 * config/spu/spu.c (spu_override_options): Install SFmode format.
1058 (spu_split_immediate): Use integer mode to operate on pieces of
1059 floating-point values in all cases.
1061 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1062 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1063 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1065 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1067 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1069 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1071 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1073 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1076 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1077 on the VAR_DECL instead of TYPE_READONLY on its type.
1079 2008-08-12 Ira Rosen <irar@il.ibm.com>
1081 * tree-vectorizer.c: Depend on langhooks.h.
1082 (supportable_widening_operation): Add two arguments. Support double
1084 (supportable_narrowing_operation): Likewise.
1085 * tree-vectorizer.h (supportable_widening_operation): Add two
1087 (supportable_narrowing_operation): Likewise.
1088 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1089 supportable_widening_operation with correct arguments.
1090 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1091 (vectorizable_type_demotion): Support double type conversions.
1092 (vectorizable_type_promotion): Likewise.
1093 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1095 2008-08-11 Michael Matz <matz@suse.de>
1097 * i386/i386.c (override_options): Move initialisation from
1098 flag_schedule_insns_after_reload to here from ...
1099 (optimization_options): ... here.
1101 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1103 PR rtl-optimization/36998
1104 * dwarf2out.c (compute_barrier_args_size_1,
1105 compute_barrier_args_size): Temporarily remove assertions.
1107 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1110 * tree-ssa.c (struct walk_data): Add new flag
1111 warn_possibly_uninitialized.
1112 (warn_uninitialized_var): Use it.
1113 (warn_uninitialized_vars): New.
1114 (execute_early_warn_uninitialized): Call it.
1115 (execute_late_warn_uninitialized): Likewise.
1117 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1120 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1123 2008-08-09 Jan Hubicka <jh@suse.cz>
1126 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1128 (expand_fix): Be prepared for expansion to fail.
1129 (expand_sfix_optab): Remove instructions if expansion failed.
1131 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1133 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1135 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1136 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1138 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1140 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1141 mips/t-libgcc-mips16 to tmake_file.
1142 * config/mips/mips-protos.h (mips_call_type): New enum.
1143 (mips_pic_base_register, mips_got_load): Declare.
1144 (mips_restore_gp): Take an rtx argument.
1145 (mips_use_pic_fn_addr_reg_p): Declare.
1146 (mips_expand_call): Replace the sibcall_p argument with
1147 a mips_call_type argument. Add a lazy_p parameter.
1148 (mips_split_call): Declare.
1149 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1150 (MIPS16_PIC_TEMP): Likewise.
1151 (reg_class): Delete M16_NA_REGS.
1152 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1153 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1154 (mips_split_hi_p): Declare.
1155 * config/mips/mips.c (mips_split_hi_p): New array.
1156 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1157 (mips_got_symbol_type_p): New function.
1158 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1159 (mips16_stub_function_p): New function.
1160 (mips16_local_function_p): Likewise.
1161 (mips_use_pic_fn_addr_reg_p): Likewise.
1162 (mips_cannot_force_const_mem): Return false for HIGHs.
1163 Extend CONST_INT and symbolic handling to MIPS16, using
1164 mips_symbol_insns to check that the base symbol type is a
1165 legitimate constant. Reject GOT-based constants if
1166 TARGET_MIPS16_PCREL_LOADS.
1167 (mips_const_insns): Check targetm.cannot_force_const_mem when
1168 decomposing a symbolic base and a large offset.
1169 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1170 When calling a function that needs $25 from MIPS16 code,
1171 move the target address into $25 separately and add a USE
1173 (mips16_gp_pseudo_reg): Insert the initializer immediately
1174 before the first real insn.
1175 (mips_pic_base_register, mips_got_load): New functions.
1176 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1177 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1178 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1179 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1180 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1181 also passing NULL_RTX rather than const0_rtx as the aux argument.
1182 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1183 instead of TARGET_EXPLICIT_RELOCS.
1184 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1185 (mips_load_call_address): Replace the sibcall_p argument with
1186 a mips_call_type argument. Use mips_got_load.
1187 (mips16_local_alias): New structure.
1188 (mips16_local_aliases): New variable.
1189 (mips16_local_aliases_hash): New function.
1190 (mips16_local_aliases_eq): Likewise.
1191 (mips16_local_alias): Likewise.
1192 (mips16_stub_function): Likewise.
1193 (mips16_build_function_stub): Create a local alias for the target
1194 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1195 .cpload directive and an R_MIPS_NONE relocation for the target
1196 function, then load the alias rather than the function itself.
1197 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1198 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1199 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1200 (mips16_build_call_stub): Replace the FN parameter with an
1201 FN_PTR parameter. Force the address into a register if it
1202 isn't a call_insn_operand; don't rely on the caller to do this.
1203 If a call to a locally-defined and locally-binding MIPS16
1204 function must be made indirectly, redirect the call to the
1205 function's local alias. Use mips16_stub_function_p,
1206 mips16_stub_function, mips_expand_call and use_reg.
1207 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1208 Use explicit %hi and %lo accesses where possible.
1209 Use MIPS_CALL to generate the correct code form of a
1210 jal instruction. Add clobbers of $18 instead of uses.
1211 Update the call to mips_emit_call_insn.
1212 (mips_expand_call): Replace the SIBCALL_P argument with a
1213 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1214 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1215 allowing it to modify the call address. Update the calls to
1216 mips_load_call_address and mips_emit_call_insn.
1217 (mips_split_call): New function.
1218 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1219 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1220 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1221 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1222 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1224 (mips_cprestore_slot): New function.
1225 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1226 and use mips_cprestore_slot.
1227 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1229 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1230 then use a copygp_mips16 instruction to set up $28.
1231 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1232 (mips16_lay_out_constants): Call split_all_insns_noflow.
1233 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1234 false if TARGET_MIPS16.
1235 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1236 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1237 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1238 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1239 MIPS16 code. Allow MIPS16 o32 PIC.
1240 (mips_override_options): Allow MIPS16 o32 PIC.
1241 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1242 after reload if TARGET_USE_GOT.
1243 (UNSPEC_COPYGP): New constant.
1244 (length): Use a default length of 8 for MIPS16 GOT loads.
1245 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1246 (*got_page<mode>): Check mips_split_hi_p.
1247 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1248 (unspec_got<mode>, unspec_call<mode>): New expanders.
1249 (load_got<mode>, load_call<mode>): Remove the length attributes.
1250 Use a got attribute instead of a type attribute.
1251 (copygp_mips16): New insn.
1252 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1253 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1254 (sibcall, sibcall_value, call, call_value): Update the calls
1255 to mips_expand_call.
1256 (call_internal, call_value_internal): Use mips_split_call.
1257 (call_value_multiple_internal): Likewise.
1258 (call_split): Move after call_internal (the insn it is split from).
1259 (call_internal_direct, call_value_internal_direct): Turn into
1260 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1261 (call_direct_split, call_value_direct_split): New patterns.
1262 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1263 and use M16_REGS instead of M16_NA_REGS.
1264 * config/mips/predicates.md (const_call_insn_operand): Replace
1265 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1266 mips_use_pic_fn_addr_reg_p check.
1267 (move_operand): Reject HIGHs if mips_split_hi_p.
1268 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1269 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1270 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1271 * config/mips/libgcc-mips16.ver: New file.
1272 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1273 $(srcdir)/config/mips/libgcc-mips16.ver.
1275 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1277 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1278 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1279 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1280 (mips16_cfun_returns_in_fpr_p): Likewise.
1282 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1284 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1285 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1286 rather than 4 to PC.
1288 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1290 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1291 (FUNCTION_PROFILER): Save the static chain pointer into $2
1292 beforehand and restore it aftewards.
1293 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1294 address directly into $25 and call the function through $25;
1295 do not clobber $3. Pad the DImode version to cover the space
1296 left by the deleted $25 <- $3 move.
1297 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1298 the removal of the $25 <- $3 move.
1299 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1300 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1302 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1303 Daniel Jacobowitz <dan@codesourcery.com>
1305 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1306 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1307 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1308 * config/mips/mips.c (mips_start_function_definition): New function.
1309 (mips_end_function_definition): Likewise.
1310 (mips_output_function_prologue): Use mips_start_function_definition.
1311 (mips_output_function_epilogue): Use mips_end_function_definition.
1312 (build_mips16_function_stub): Use mips_start_function_definition
1313 and mips_end_function_definition.
1314 (build_mips16_call_stub): Likewise.
1316 2008-08-09 Richard Guenther <rguenther@suse.de>
1318 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1319 * gimple.h (gimple_call_fn): Adjust comment.
1320 (gimple_call_set_fndecl): New function.
1321 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1322 longer having bare FUNCTION_DECL operand.
1323 (gimple_call_return_type): Likewise.
1324 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1326 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1327 (gimple_mod_pow2): Likewise.
1328 (gimple_mod_subtract): Likewise.
1329 (gimple_ic): Likewise.
1330 (gimple_stringop_fixed_value): Likewise.
1331 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1332 longer having bare FUNCTION_DECL operand.
1333 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1334 * omp-low.c (optimize_omp_library_calls): Likewise.
1335 * cgraphunit.c (update_call_expr): Likewise.
1336 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1337 (execute_convert_to_rsqrt): Likewise.
1338 * cfgexpand.c (gimple_to_tree): Simplify.
1339 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1340 bare FUNCTION_DECL operand.
1341 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1342 (convert_gimple_call): Use gimple_call_fndecl.
1343 * c-common.c (c_warn_unused_result): Likewise.
1345 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1348 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1349 (c_finish_return): Likewise.
1350 (c_start_case): Likewise.
1351 * c-common.c (warn_for_collisions_1): Use explicit location in
1353 * c-parser.c (c_parser_condition): New. Call
1354 verify_sequence_points.
1355 (c_parser_paren_condition): Call c_parser_condition.
1356 (c_parser_for_statement): Call c_parser_condition.
1358 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1361 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1362 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1363 Moved from diagnostic.h
1364 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1366 (emit_diagnostic): New.
1367 (warning0, pedwarn0): Delete.
1368 (warning, warning_at, pedwarn, permerror): Return bool.
1369 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1370 Moved to diagnostic.c.
1371 (struct diagnostic_context): Use correct type for
1372 classify_diagnostic.
1373 (diagnostic_report_diagnostic): Update declaration.
1374 (emit_diagnostic): Declare.
1375 * errors.c (warning): Return bool.
1376 * errors.h (warning): Update declaration.
1377 * toplev.h (warning0, pedwarn0): Delete.
1378 (warning, warning_at, pedwarn, permerror): Return bool.
1379 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1380 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1381 inform. Update all calls.
1382 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1383 before giving informative note.
1384 (implicit_decl_warning): Likewise.
1385 * c-typeck.c (build_function_call): Likewise.
1386 * tree-sssa.c (warn_uninit): Likewise.
1387 * builtins.c (gimplify_va_arg_expr): Likewise.
1389 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1392 * doc/invoke.texi (-Wextra): Move warning from here...
1393 (-Wuninitialized): ... to here.
1395 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1398 * flags.h (set_Wunused): Delete
1399 * toplev.c (process_options): Handle Wunused flags here.
1400 * opts.c (maybe_warn_unused_parameter): Delete.
1401 (common_handle_option): Replace set_Wunused by warn_unused.
1402 (set_Wextra): Do not handle Wunused-parameter here.
1403 (set_Wunused): Delete.
1404 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1406 * common.opt (Wunused): Add Var and Init.
1407 (Wunused-function): Likewise.
1408 (Wunused-label): Likewise.
1409 (Wunused-parameter): Likewise.
1410 (Wunused-value): Likewise.
1411 (Wunused-variable): Likewise.
1413 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1415 * doc/invoke.texi: Add cpu_type power7.
1416 * config.in (HAVE_AS_VSX): New.
1417 * config.gcc: Add cpu_type power7.
1418 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1420 * configure: Regenerate.
1421 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1423 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1424 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1425 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1427 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1429 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1430 type to vectorize.builtin_conversion.
1431 (vectorizable_conversion): Likewise.
1432 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1433 integral type as input.
1434 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1436 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1437 and ALTIVEC_BUILTIN_VCTSXS.
1438 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1441 2008-08-08 Richard Guenther <rguenther@suse.de>
1443 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1444 (surely_varying_stmt_p): Calls are varying only if they are
1445 non-builtin and not indirect or have no result.
1446 (ccp_fold): Re-instantiate code before the tuples merge.
1448 2008-08-08 Richard Guenther <rguenther@suse.de>
1450 PR tree-optimization/37056
1451 * gimple.h (gimple_assign_rhs_class): New helper function.
1452 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1453 unary operations properly.
1455 2008-08-07 Jan Hubicka <jh@suse.cz>
1457 * i386.h (ix86_size_cost): Declare.
1458 (ix86_cur_cost): New function macro.
1459 * i386.md (peepholes expanding size and splitters): Predicate by
1460 optimize_insn_for_speed_p.
1461 (peepholes reduce size and splitters): Predicate by
1462 optimize_insn_for_size_p.
1463 * i386.c (ix86_size_cost): Rename from ...
1464 (size_cost): This one.
1465 (override_options): Update.
1466 (decide_alg): Likewise.
1467 (ix86_expand_clear): Use RTL profile.
1468 (ix86_pad_returns): Use RTL profile.
1470 2008-08-07 Jan Hubicka <jh@suse.cz>
1472 * recog.c (split_all_insns): Set RTL profile
1473 (peephole2_optimize): Likewise.
1474 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1475 * combine.c (combine_instructions): Likewise.
1477 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1479 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1481 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1483 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1484 value in a6 after the set_frame_ptr insn.
1486 2008-08-07 Richard Henderson <rth@redhat.com>
1489 * gcc.c (cpp_options): Pass along -g*.
1491 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1493 * config/arm/arm.c (output_move_neon): Update comment describing
1494 big-endian vector layout.
1495 (arm_assemble_integer): Do not handle big-endian NEON vectors
1497 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1498 neon_vget_lane<mode>_sext_internal,
1499 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1500 element indices for big-endian.
1502 2008-08-07 Richard Henderson <rth@redhat.com>
1504 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1505 * configure, config.in: Rebuild.
1506 * debug.h (dwarf2out_do_cfi_asm): Declare.
1507 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1508 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1509 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1510 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1512 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1514 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1515 movv2si_internal): Combine into mov<mode>_internal.
1516 (movv2si_internal_2): Remove.
1518 2008-08-07 Jan Hubicka <jh@suse.cz>
1521 * i386.md (single stringop patterns): Enable unconditionally.
1523 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1526 * config/i386/emmintrin.h (_mm_move_epi64): Use
1527 __builtin_ia32_movq128.
1529 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1530 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1532 * config/i386/sse.md (sse2_movq128): New.
1534 * doc/extend.texi: Document __builtin_ia32_movq128.
1536 2008-08-07 Richard Guenther <rguenther@suse.de>
1539 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1540 pointers can access anything.
1542 2008-08-06 Jan Hubicka <jh@suse.cz>
1544 * optabs.c (emit_unop_insn): Break out to ...
1545 (maybe_emit_unop_insn): ... this one.
1546 (expand_sfix_optab): Use maybe variant.
1547 * optabs.h (maybe_emit_unop_insn): Declare.
1549 * i386.md (mov0 patterns): Enable by default.
1550 (FP conversion expanders): Disable expansion of code expanding
1551 sequences when instruction should be optimized for size.
1552 (single strinop patterns): Enable when optimizing for size.
1553 (string expanders): Disable expanding of code expanding sequences
1554 when optimizning instruction for size.
1555 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1557 (ix86_fp_comparison_sahf_cost): Likewise.
1558 (ix86_expand_branch): Likewise.
1559 (ix86_expand_ashl_const): Likewise.
1560 (ix86_split_ashl): Likewise.
1561 (ix86_expand_strlen): Likewise.
1562 (ix86_emit_fp_unordered_jump): Likewie.
1564 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1566 * c-common.c: Fix typo.
1567 (c_common_reswords): Activate more C++ keyword warnings.
1569 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1571 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1574 * diagnostic.c (permerror_at): New.
1575 * toplev.h (permerror_at): Declare.
1577 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1578 Ira Rosen <irar@il.ibm.com>
1580 * tree-vect-transform.c (vect_model_simple_cost): Return
1581 immediately if stmt is pure SLP.
1582 (vect_model_store_cost): Ditto.
1583 (vect_model_load_cost): Ditto.
1584 (vectorizable_store): Remove PURE_SLP check before call
1585 to vect_model_store_cost.
1586 (vect_model_store_cost): When checking whether stmt describe
1587 strided access, add a check that it is not slp_node.
1589 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1592 * c-common.c (warn_for_sign_compare): New. Handle separately the
1593 case that 'constant' is zero.
1594 * c-typeck.c (build_binary_op): Move code to c-common.c
1596 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1598 * config/alpha/alpha.c (alpha_preferred_reload_class,
1599 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1600 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1601 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1602 * config/arm/arm.md: Likewise.
1603 * config/avr/avr-protos.h (preferred_reload_class,
1604 test_hard_reg_class, avr_simplify_comparison_p,
1605 out_shift_with_cnt, class_max_nregs): Likewise.
1606 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1607 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1608 preferred_reload_class, test_hard_reg_class): Likewise.
1609 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1610 bfin_memory_move_cost, bfin_secondary_reload,
1611 bfin_output_mi_thunk): Likewise.
1612 * config/crx/crx.c (crx_secondary_reload_class,
1613 crx_memory_move_cost): Likewise.
1614 * config/frv/frv-protos.h (frv_secondary_reload_class,
1615 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1616 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1617 frv_secondary_reload_class, frv_class_likely_spilled_p,
1618 frv_class_max_nregs): Likewise.
1619 * config/h8300/h8300.c (h8300_classify_operand,
1620 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1622 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1623 * config/ia64/ia64.c (ia64_preferred_reload_class,
1624 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1625 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1626 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1628 * config/m68hc11/m68hc11.c (preferred_reload_class,
1629 m68hc11_memory_move_cost): Likewise.
1630 * config/mcore/mcore.c (mcore_secondary_reload_class,
1631 mcore_reload_class): Likewise.
1632 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1633 mips_class_max_nregs, mips_cannot_change_mode_class,
1634 mips_preferred_reload_class, mips_secondary_reload_class,
1635 mips_output_mi_thunk): Likewise.
1636 * config/mmix/mmix.c (mmix_preferred_reload_class,
1637 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1639 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1641 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1642 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1643 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1644 * config/rs6000/rs6000.c (paired_expand_vector_init,
1645 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1646 compare_section_name, rs6000_memory_move_cost): Likewise.
1647 * config/s390/s390.c (s390_emit_compare_and_swap,
1648 s390_preferred_reload_class, s390_secondary_reload,
1649 legitimize_pic_address, legitimize_tls_address,
1650 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1651 s390_class_max_nregs): Likewise.
1652 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1653 * config/s390/s390.md: Likewise.
1654 * config/score/score-protos.h (score_secondary_reload_class,
1655 score_preferred_reload_class): Likewise.
1656 * config/score/score.c (score_preferred_reload_class,
1657 score_secondary_reload_class): Likewise.
1658 * config/score/score3.c (score3_output_mi_thunk,
1659 score3_preferred_reload_class, score3_secondary_reload_class,
1660 score3_hard_regno_mode_ok): Likewise.
1661 * config/score/score3.h (score3_preferred_reload_class,
1662 score3_secondary_reload_class): Likewise.
1663 * config/score/score7.c (score7_output_mi_thunk,
1664 score7_preferred_reload_class, score7_secondary_reload_class,
1665 score7_hard_regno_mode_ok): Likewise.
1666 * config/score/score7.h (score7_preferred_reload_class,
1667 score7_secondary_reload_class): Likewise.
1668 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1669 output_branchy_insn, add_constant, gen_block_redirect,
1670 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1671 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1673 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1674 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1675 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1676 xstormy16_preferred_reload_class): Likewise.
1677 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1678 xtensa_expand_atomic, override_options,
1679 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1681 * reorg.c (try_merge_delay_insns): Likewise.
1682 * tree.c (merge_dllimport_decl_attributes): Likewise.
1684 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1686 2008-08-06 Michael Matz <matz@suse.de>
1688 * Makefile.in (write_entries_to_file): Quote words.
1689 * gengtype.c: (read_input_line): Skip over leading white-space.
1691 2008-08-06 Marc Gauthier <marc@tensilica.com>
1693 * config.gcc: Match more processor names for Xtensa.
1694 * configure.ac: Likewise.
1695 * doc/install.texi (Specific): Likewise.
1696 * configure: Regenerate.
1698 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1700 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1701 * calls.c (avoid_likely_spilled_reg): Likewise.
1702 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1703 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1704 * config/i386/i386.c (ix86_expand_special_args_builtin,
1705 ix86_secondary_reload): Likewise.
1706 * except.c (struct eh_region, gen_eh_region_catch,
1707 remove_unreachable_regions, duplicate_eh_regions,
1708 assign_filter_values, build_post_landing_pads,
1709 sjlj_find_directly_reachable_regions, remove_eh_handler,
1710 reachable_next_level, foreach_reachable_handler,
1711 can_throw_internal_1, can_throw_external_1,
1712 collect_one_action_chain): Likewise.
1713 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1714 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1715 * function.c (update_temp_slot_address, instantiate_new_reg,
1716 instantiate_virtual_regs_in_rtx,
1717 instantiate_virtual_regs_in_insn): Likewise.
1718 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1719 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1720 gimplify_cleanup_point_expr): Likewise.
1721 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1722 * passes.c (next_pass_1): Likewise.
1723 * print-tree.c (print_node_brief, print_node): Likewise.
1724 * profile.c (branch_prob): Likewise.
1725 * tree-dump.c (dump_register): Likewise.
1726 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1728 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1729 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1730 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1731 copy_arguments_for_versioning, copy_static_chain): Likewise.
1732 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1733 add_new_name_mapping, register_new_name_mapping): Likewise.
1734 * tree-mudflap.c (mf_xform_derefs): Likewise.
1735 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1736 get_init_expr, combine_chains): Likewise.
1737 * tree-pretty-print.c (dump_generic_node): Likewise.
1738 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1739 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1740 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1741 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1743 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1746 * calls.c (expand_call): Use the biggest preferred stack
1749 2008-08-06 Michael Matz <matz@suse.de>
1752 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1753 for reused reload, instead of overwriting them.
1755 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1758 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1759 for incoming stack boundary.
1761 * function.c (assign_parm_find_entry_rtl): Update
1762 parm_stack_boundary.
1764 * function.h (rtl_data): Add parm_stack_boundary.
1766 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1767 parm_stack_boundary for incoming stack boundary.
1769 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1771 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1772 for unrepresentable subregs or treat them as equal to other regs
1773 or subregs with the same register number.
1775 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1778 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1781 2008-08-06 Jan Hubicka <jh@suse.cz>
1783 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1784 frequencies might be hot.
1786 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1788 * reload.c (find_reloads): Force constants into literal pool
1789 also if they are wrapped in a SUBREG.
1791 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1794 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1795 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1796 Don't allow predicated instructions for data speculation.
1797 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1800 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1802 * haifa-sched.c (extend_global): Split to extend_global_data and
1803 extend_region_data. Update all uses.
1804 (extend_all): Rename to extend_block_data.
1806 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1808 * sched-rgn.c (new_ready): Check if instruction can be
1809 speculatively scheduled before attempting speculation.
1810 (debug_rgn_dependencies): Remove wrongful assert.
1812 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1814 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1816 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1818 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1819 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1820 va_size, and type_size.
1822 2008-08-04 Jason Merrill <jason@redhat.com>
1825 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1826 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1828 2008-08-05 Richard Henderson <rth@redhat.com>
1830 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1831 * configure: Rebuild.
1833 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1836 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1837 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1840 2008-08-05 Richard Henderson <rth@redhat.com>
1842 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1843 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1844 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1845 * common.opt (fdwarf2-cfi-asm): New.
1846 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1847 * config.in, configure: Rebuild.
1848 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1849 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1850 (dw2_force_const_mem): Externalize.
1851 * dwarf2asm.h: Update.
1852 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1853 generate a real label.
1854 (output_cfi_directive): New.
1855 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1856 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1857 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1859 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1860 (output_loc_operands_raw, output_loc_sequence_raw): New.
1861 (output_cfa_loc_raw): New.
1863 2008-08-05 Paul Brook <paul@codesourcery.com>
1865 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1866 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1867 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1868 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1869 * config/arm/arm.h (TARGET_VFPD32): Define.
1870 (TARGET_VFP3): Use TARGET_VFPD32.
1871 (fputype): Add FPUTYPE_VFP3D16.
1872 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1873 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1874 * config/arm/arm-cores.def: Add cortex-r4f.
1875 * config/arm/arm-tune.md: Regenerate.
1877 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1879 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1880 Reword some comments throughout the file.
1882 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1883 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1884 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1885 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1887 (MFC_START_ENABLE): Remove PPU-only define.
1888 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1889 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1891 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1892 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1893 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1894 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1895 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1896 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1897 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1899 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1900 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1901 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1902 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1904 (spu_read_machine_status): Fix typo.
1906 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1908 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1909 SUBREG of multi-word hard register.
1910 * config/spu/spu.c (valid_subreg): Likewise.
1911 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1913 2008-08-04 Richard Guenther <rguenther@suse.de>
1915 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1916 the candidate with the stripped base if that base is different
1917 from the original base even for offset zero.
1919 2008-08-04 Richard Guenther <rguenther@suse.de>
1922 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1923 check for no_overflow.
1925 2008-08-04 Richard Guenther <rguenther@suse.de>
1927 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1929 2008-08-04 Paul Brook <paul@codesourcery.com>
1931 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1932 (arm_order_regs_for_local_alloc): New function.
1933 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1935 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1937 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1940 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1941 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1942 (ix86_expand_epilogue): Likewise.
1944 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1946 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1949 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1951 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1952 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1953 (*movv2sf_internal_rex64): Ditto.
1955 2008-08-03 Jan Hubicka <jh@suse.cz>
1957 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1958 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1959 * expmed.c (expand_smod_pow2): Likewise.
1961 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1964 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1965 alternative 0 of operand 1.
1966 (*vec_concatv2di_rex64_sse): Ditto.
1967 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1969 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1970 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1971 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1972 (*movv2sf_internal_rex64): Ditto.
1974 2008-08-02 Richard Guenther <rguenther@suse.de>
1977 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1978 (ssedoublesizemode): New mode attribute.
1979 (sse_shufps): Call gen_sse_shufps_v4sf.
1980 (sse_shufps_1): Macroize.
1981 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1982 (sse2_shufpd_1): Macroize.
1983 (vec_extract_odd, vec_extract_even): New expanders.
1984 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1985 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1986 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1987 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1988 (ix86_expand_vector_set): Likewise.
1989 (ix86_expand_reduc_v4sf): Likewise.
1991 2008-08-01 Doug Kwan <dougkwan@google.com>
1993 * matrix-reorg.c: Re-enable all code.
1994 (struct malloc_call_data): Change CALL_STMT to gimple type.
1995 (collect_data_for_malloc_call): Tuplify.
1996 (struct access_site_info): Change STMT to gimple type.
1997 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1998 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1999 (struct free_info): Change STMT to gimple type.
2000 (struct matrix_access_phi_node): Change PHI to gimple type.
2001 (get_inner_of_cast_expr): Remove.
2002 (may_flatten_matrices_1): Tuplify.
2003 (may_flatten_matrices): Ditto.
2004 (mark_min_matrix_escape_level): Ditto.
2005 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
2006 (ssa_accessed_in_call_rhs): New
2007 (ssa_accessed_in_assign_rhs): New
2008 (record_access_alloc_site_info): Tuplify.
2009 (add_allocation_site): Ditto.
2010 (analyze_matrix_allocation_site): Ditto.
2011 (analyze_transpose): Ditto.
2012 (get_index_from_offset): Ditto.
2013 (update_type_size): Ditto.
2014 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
2015 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
2016 (analyze_accesses_for_phi_node): Tuplify.
2017 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
2018 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
2019 (analyze_matrix_accesses): Tuplify.
2020 (check_var_data): New call-back type for check_var_notmodified_p.
2021 (check_var_notmodified_p): Tuplify and use call-back struct to
2022 return statement found.
2023 (can_calculate_expr_before_stmt): Factor out statement related code
2025 (can_calculate_stmt_before_stmt): New.
2026 (check_allocation_function): Tuplify.
2027 (find_sites_in_func): Ditto.
2028 (record_all_accesses_in_func): Ditto.
2029 (transform_access_sites): Ditto.
2030 (transform_allocation_sites): Ditto.
2031 (matrix_reorg): Re-enable.
2032 (gate_matrix_reorg): Re-enable.
2034 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2036 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2037 for labels for which it hasn't been set yet. If it has been set,
2038 stop walking insns and continue with next worklist item.
2039 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2040 if the only BARRIER is at the very end of a function.
2042 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2044 * cfgexpand.c (expand_stack_alignment): Assert that
2045 stack_realign_drap and drap_rtx must match.
2047 * function.c (instantiate_new_reg): If DRAP is used to realign
2048 stack, replace virtual_incoming_args_rtx with internal arg
2051 2008-08-01 Richard Guenther <rguenther@suse.de>
2053 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2054 loop information only if we initialized it.
2055 (execute_pre): Call fini_pre with in_fre.
2056 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2057 if we do not unroll because we hit max-completely-peeled-insns.
2058 Use our estimation for consistency, do allow shrinking.
2060 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2062 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2063 with MIN_STACK_BOUNDARY.
2064 (ix86_update_stack_boundary): Likewise.
2065 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2068 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2069 (MIN_STACK_BOUNDARY): This.
2071 2008-08-01 Richard Guenther <rguenther@suse.de>
2074 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2076 2008-08-01 Richard Guenther <rguenther@suse.de>
2078 PR tree-optimization/36988
2079 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2080 do not matter if that doesn't change volatile qualification.
2082 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2084 * configure.ac: Do not generate libada-mk. Do not subst
2086 * libada-mk.in: Remove.
2087 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2088 * configure: Regenerate.
2090 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2092 * tree-pass.h: Added comment about not dumping passes with name
2093 starting with star in struct opt_pass.
2094 * passes.c (register_dump_files_1): Don't do dump for a pass with
2095 name starting with star.
2096 * doc/passes.texi (Pass manager): Mention pass names and special
2097 meaning of star prefix to avoid dump.
2099 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2101 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2103 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2104 (ISA_MIPS64R2): New macro.
2105 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2106 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2107 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2108 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2109 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2110 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2111 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2112 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2113 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2114 Move up to keep list alphabetically sorted.
2115 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2116 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2118 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2119 (-march=@var{arch}): Add mips64r2.
2121 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2123 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2125 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2127 * expr.c (expand_assignment): Check for complete type.
2129 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2132 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2134 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2135 for stack alignment.
2137 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2139 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2141 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2142 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2144 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2146 PR rtl-optimization/36419
2147 * dwarf2out.c (barrier_args_size): New variable.
2148 (compute_barrier_args_size, compute_barrier_args_size_1): New
2150 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2151 if not called yet in the current function, use barrier_args_size
2152 array to find the new args_size value.
2153 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2155 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2158 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2161 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2164 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2165 (dwarf2out_stack_adjust): Use it.
2166 (dwarf2out_frame_debug_expr): Likewise.
2168 2008-07-31 Richard Guenther <rguenther@suse.de>
2170 PR tree-optimization/36978
2171 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2172 the generated condition.
2174 2008-07-31 Richard Guenther <rguenther@suse.de>
2176 * passes.c (init_optimization_passes): Always call
2177 pass_early_warn_uninitialized.
2178 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2179 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2180 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2182 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2185 * builtins.c (maybe_emit_free_warning): New function.
2186 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2187 maybe_emit_free_warning for BUILT_IN_FREE.
2190 * dwarf2out.c (get_context_die): New function.
2191 (force_decl_die, force_type_die): Use it.
2192 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2193 returns NULL, force generation of DW_TAG_typedef and put that into
2196 PR preprocessor/36649
2197 * c-pch.c (c_common_read_pch): Save and restore
2198 line_table->trace_includes across PCH restore.
2200 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2203 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2205 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2208 * final.c (call_from_call_insn): Handle COND_EXEC.
2210 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2212 * builtins.c (std_gimplify_va_arg_expr): Replace
2213 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2214 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2216 2008-07-30 Joey Ye <joey.ye@intel.com>
2217 H.J. Lu <hongjiu.lu@intel.com>
2219 * builtins.c (expand_builtin_setjmp_receiver): Replace
2220 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2221 (expand_builtin_apply_args_1): Likewise.
2222 (expand_builtin_longjmp): Need DRAP for stack alignment.
2223 (expand_builtin_apply): Likewise.
2225 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2226 instead of assign_stack_local to allow alignment reduction.
2228 * calls.c (emit_call_1): Need DRAP for stack alignment if
2230 (expand_call): Replace virtual_incoming_args_rtx with
2231 crtl->args.internal_arg_pointer.
2232 * stmt.c (expand_nl_goto_receiver): Likewise.
2234 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2235 alignment and store to stack_alignment_estimated and
2236 max_used_stack_slot_alignment.
2237 (expand_one_var): Likewise.
2238 (expand_stack_alignment): New function.
2239 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2240 and stack_alignment_estimated fields in rtl_data. Call
2241 expand_stack_alignment at end.
2243 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2244 (MAX_STACK_ALIGNMENT): Likewise.
2245 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2246 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2248 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2249 stack alignment when generating virtual registers.
2251 * function.c (assign_stack_local): Renamed to ...
2252 (assign_stack_local_1): This. Add a parameter to indicate
2253 if it is OK to reduce alignment.
2254 (assign_stack_local): Use it.
2255 (instantiate_new_reg): Instantiate virtual incoming args rtx
2256 to vDRAP if stack realignment and DRAP is needed.
2257 (assign_parms): Collect parameter/return type alignment and
2258 contribute to stack_alignment_estimated.
2259 (locate_and_pad_parm): Likewise.
2260 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2261 with crtl->args.internal_arg_pointer.
2263 * function.h (rtl_data): Add new field drap_reg,
2264 max_used_stack_slot_alignment, stack_alignment_estimated,
2265 stack_realign_needed, need_drap, stack_realign_processed and
2266 stack_realign_finalized.
2267 (stack_realign_fp): New macro.
2268 (stack_realign_drap): Likewise.
2270 * global.c (compute_regsets): Frame pointer is needed when
2271 stack is realigned. Can eliminate frame pointer when stack is
2272 realigned and dynamic realigned argument pointer isn't used.
2274 * reload1.c (update_eliminables): Frame pointer is needed
2275 when stack is realigned.
2276 (init_elim_table): Can eliminate frame pointer when stack is
2277 realigned and dynamic realigned argument pointer isn't used.
2279 * rtl.h (assign_stack_local_1): Declare new funtion.
2281 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2282 (TARGET_GET_DRAP_RTX): Likewise.
2283 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2284 TARGET_GET_DRAP_RTX.
2286 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2288 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2289 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2291 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2292 H.J. Lu <hongjiu.lu@intel.com>
2294 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2295 vdrap_reg, stack_realign and drap_reg_saved.
2296 (add_cfi): Don't allow redefining CFA when DRAP is used.
2297 (reg_save): Handle stack alignment.
2298 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2299 alignment. Don't generate DWARF information for (set fp sp)
2301 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2303 (int_loc_descriptor): Move prototype forward. Also define if
2304 DWARF2_UNWIND_INFO is true.
2305 (output_cfa_loc): Handle DW_CFA_expression.
2306 (build_cfa_aligned_loc): New.
2307 (based_loc_descr): Update assert for stack realign. For local
2308 variables, use sp+offset when stack is aligned without drap and
2309 fp+offset when stack is aligned with drap. For arguments, use
2310 cfa+offset when drap is used to align stack.
2312 2008-07-30 Joey Ye <joey.ye@intel.com>
2313 H.J. Lu <hongjiu.lu@intel.com>
2315 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2317 (ix86_gen_andsp): New.
2318 (ix86_user_incoming_stack_boundary): Likewise.
2319 (ix86_default_incoming_stack_boundary): Likewise.
2320 (ix86_incoming_stack_boundary): Likewise.
2321 (ix86_can_eliminate): Likewise.
2322 (find_drap_reg): Likewise.
2323 (ix86_update_stack_boundary): Likewise.
2324 (ix86_get_drap_rtx): Likewise.
2325 (ix86_finalize_stack_realign_flags): Likewise.
2326 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2327 (TARGET_GET_DRAP_RTX): Likewise.
2328 (override_options): Overide option value for new options.
2329 (ix86_function_ok_for_sibcall): Remove check for
2330 force_align_arg_pointer.
2331 (ix86_handle_cconv_attribute): Likewise.
2332 (ix86_function_regparm): Likewise.
2333 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2334 (ix86_va_start): Replace virtual_incoming_args_rtx with
2335 crtl->args.internal_arg_pointer.
2336 (ix86_select_alt_pic_regnum): Check DRAP register.
2337 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2338 (ix86_compute_frame_layout): Compute frame layout wrt stack
2340 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2341 (ix86_expand_prologue): Decide if stack realignment is needed
2342 and generate prologue code accordingly.
2343 (ix86_expand_epilogue): Generate epilogue code wrt stack
2344 realignment is really needed or not.
2346 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2347 (ABI_STACK_BOUNDARY): Likewise.
2348 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2349 (STACK_REALIGN_DEFAULT): Likewise.
2350 (INCOMING_STACK_BOUNDARY): Likewise.
2351 (MAX_STACK_ALIGNMENT): Likewise.
2352 (ix86_incoming_stack_boundary): Likewise.
2353 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2354 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2355 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2356 (machine_function): Remove force_align_arg_pointer.
2358 * config/i386/i386.md (BX_REG): New.
2359 (R13_REG): Likewise.
2361 * config/i386/i386.opt (mforce_drap): New.
2362 (mincoming-stack-boundary): Likewise.
2363 (mstackrealign): Add Init(-1).
2365 * config/i386/i386-protos.h (ix86_can_eliminate): New
2367 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2369 * doc/extend.texi: Update force_align_arg_pointer.
2371 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2374 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2375 (INCOMING_STACK_BOUNDARY): Likewise.
2376 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2377 (TARGET_GET_DRAP_RTX): Likewise.
2379 2008-07-30 Andreas Schwab <schwab@suse.de>
2381 PR rtl-optimization/36929
2382 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2383 add_insn_before and fix argument order.
2384 (replace_inc_dec_mem): Handle NULL rtx.
2386 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2388 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2390 (arm_compute_initial_elimination_offset): Use it.
2391 (arm_compute_save_reg_mask): Include static chain save slot when
2392 calculating alignment.
2393 (arm_get_frame_offsets): Ditto.
2394 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2395 that we can use to decrement the stack when the stack decrement
2396 could be too big for an immediate value in a single insn.
2397 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2399 2008-07-30 Richard Guenther <rguenther@suse.de>
2401 PR tree-optimization/36967
2402 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2403 Release defs of statements we remove.
2405 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2407 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2408 instead of NULL_RTVEC.
2410 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2414 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2417 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2419 * final.c (call_from_call_insn): New.
2420 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2422 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2424 * configure.ac: Substitute ADA_CFLAGS.
2425 * configure: Regenerate.
2426 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2427 * Makefile.in: Remove mention of X_* variables.
2428 * config/pa/x-ada-hpux10: Remove.
2429 * config/pa/x-ada: Remove.
2431 * doc/fragments.texi: Update.
2433 2008-07-30 Olivier Hainque <hainque@adacore.com>
2435 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2436 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2437 __dso_handle explicitly here.
2439 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2442 * c-typeck.c (build_binary_op): Encapsulate code into...
2443 * c-common.c (shorten_binary_op): ...this new function.
2444 (conversion_warning): Use the new function. Handle non-negative
2445 constant in bitwise-and.
2446 * c-common.h (shorten_binary_op): Declare.
2448 2008-07-30 Olivier Hainque <hainque@adacore.com>
2450 * scan.c (make_sstring_space): Add explicit conversions of
2451 allocator's return value.
2452 * fix-header.c (recognized_function): Likewise.
2454 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2456 * doc/cpp.texi: Update to GFDL 1.2.
2457 * doc/gcc.texi: Do not list GPL as Invariant Section.
2458 * doc/gccint.texi: Likewise. Update copyright years.
2459 * doc/install.texi: Update copyright years.
2461 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2464 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2465 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2467 2008-07-29 Jan Hubicka <jh@suse.cz>
2469 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2470 (grokdeclarator): Likewise.
2471 * langhooks.c (lhd_warn_unused_global_decl): Use
2472 DECL_DECLARED_INLINE_P.
2473 * print-tree.c (print_node): Remove DECL_INLINE check.
2475 2008-07-29 Richard Guenther <rguenther@suse.de>
2477 PR tree-optimization/36945
2478 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2479 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2480 Record invariant addresses un-decomposed.
2481 (copy_reference_ops_from_call): Record reference call
2482 arguments properly. Simplify.
2483 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2484 helper split out from ...
2485 (create_component_ref_by_pieces): ... here. Simplify.
2486 Prepare for recursive invocation for call arguments.
2487 (create_expression_by_pieces): Adjust call to
2488 create_component_ref_by_pieces.
2489 (compute_avail): Process operand 2 of reference ops.
2491 2008-07-29 Richard Guenther <rguenther@suse.de>
2493 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2495 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2497 * c-format.c (check_format_types): Revert unwanted checkin.
2499 2008-07-29 Jan Hubicka <jh@suse.cz>
2501 * flags.h (flag_really_no_inline): Remove.
2502 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2503 * toplev.c (flag_really_no_inline): Remove.
2504 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2505 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2506 (cgraph_decide_inlining_incrementally): Likewise.
2507 (compute_inline_parameters): Likewise.
2508 * opts.c (decode_options): Simplify.
2509 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2510 * common.opt (finline): Initialize to 1.
2511 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2513 2008-07-29 Jan Hubicka <jh@suse.cz>
2515 * predict.c (always_optimize_for_size_p): New function.
2516 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2517 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2518 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2520 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2521 * function.c (prepare_function_start): Set default profile.
2522 * function.h (rtl_data): Add maybe_hot_insn_p.
2523 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2524 (construct_exit_block): Likewise.
2525 (tree_expand_cfg): Likewise.
2527 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2528 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2529 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2530 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2533 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2536 * c-decl.c (merge_decls): Merge USED flags.
2538 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2540 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2541 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2542 next_stack, lab_false and lab_over trees.
2544 2008-07-28 Richard Guenther <rguenther@suse.de>
2546 PR tree-optimization/36957
2547 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2548 (useless_type_conversion_p): Remove.
2549 (types_compatible_p): Remove.
2550 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2551 (useless_type_conversion_p): Declare.
2552 (types_compatible_p): Declare.
2553 (gimple_expr_type): Return the base type only if it is
2554 trivially convertible to the subtype.
2556 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2558 * configure.ac: Use the m4_do macro to concatenate the warnings into
2559 one string in ACX_PROG_CC_WARNING_OPTS,
2560 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2561 * configure: Regenerate.
2563 2008-07-28 Richard Guenther <rguenther@suse.de>
2565 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2566 (insert_fake_stores): Remove.
2567 (realify_fake_stores): Likewise.
2568 (execute_pre): Remove dead code.
2569 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2570 (find_func_aliases): Deal with it here instead.
2571 Re-enable gcc_unreachable call.
2573 2008-07-28 Richard Guenther <rguenther@suse.de>
2575 Merge from gimple-tuples-branch.
2577 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2578 * gimple.def: New file.
2579 * gsstruct.def: Likewise.
2580 * gimple-iterator.c: Likewise.
2581 * gimple-pretty-print.c: Likewise.
2582 * tree-gimple.c: Removed. Merged into ...
2583 * gimple.c: ... here. New file.
2584 * tree-gimple.h: Removed. Merged into ...
2585 * gimple.h: ... here. New file.
2587 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2588 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2589 --enable-checking=gimple flag.
2590 * config.in: Likewise.
2591 * configure: Regenerated.
2593 * tree-ssa-operands.h: Tuplified.
2594 * tree-vrp.c: Likewise.
2595 * tree-loop-linear.c: Likewise.
2596 * tree-into-ssa.c: Likewise.
2597 * tree-ssa-loop-im.c: Likewise.
2598 * tree-dump.c: Likewise.
2599 * tree-complex.c: Likewise.
2600 * cgraphbuild.c: Likewise.
2601 * tree-ssa-threadupdate.c: Likewise.
2602 * tree-ssa-loop-niter.c: Likewise.
2603 * tree-pretty-print.c: Likewise.
2604 * tracer.c: Likewise.
2605 * gengtype.c: Likewise.
2606 * tree-loop-distribution.c: Likewise.
2607 * tree-ssa-loop-unswitch.c: Likewise.
2608 * cgraph.c: Likewise.
2609 * cgraph.h: Likewise.
2610 * tree-ssa-loop-manip.c: Likewise.
2611 * value-prof.c: Likewise.
2612 * tree-ssa-loop-ch.c: Likewise.
2613 * tree-tailcall.c: Likewise.
2614 * value-prof.h: Likewise.
2617 * tree-pass.h: Likewise.
2618 * ipa-cp.c: Likewise.
2619 * tree-scalar-evolution.c: Likewise.
2620 * tree-scalar-evolution.h: Likewise.
2621 * target.h: Likewise.
2622 * lambda-mat.c: Likewise.
2623 * tree-phinodes.c: Likewise.
2624 * diagnostic.h: Likewise.
2625 * builtins.c: Likewise.
2626 * tree-ssa-alias-warnings.c: Likewise.
2627 * cfghooks.c: Likewise.
2628 * fold-const.c: Likewise.
2629 * cfghooks.h: Likewise.
2630 * omp-low.c: Likewise.
2631 * tree-ssa-dse.c: Likewise.
2632 * ipa-reference.c: Likewise.
2633 * tree-ssa-uncprop.c: Likewise.
2634 * toplev.c: Likewise.
2635 * tree-gimple.c: Likewise.
2636 * tree-gimple.h: Likewise.
2637 * tree-chrec.c: Likewise.
2638 * tree-chrec.h: Likewise.
2639 * tree-ssa-sccvn.c: Likewise.
2640 * tree-ssa-sccvn.h: Likewise.
2641 * cgraphunit.c: Likewise.
2642 * tree-ssa-copyrename.c: Likewise.
2643 * tree-ssa-ccp.c: Likewise.
2644 * tree-ssa-loop-ivopts.c: Likewise.
2645 * tree-nomudflap.c: Likewise.
2646 * tree-call-cdce.c: Likewise.
2647 * ipa-pure-const.c: Likewise.
2648 * c-format.c: Likewise.
2649 * tree-stdarg.c: Likewise.
2650 * tree-ssa-math-opts.c: Likewise.
2651 * tree-ssa-dom.c: Likewise.
2652 * tree-nrv.c: Likewise.
2653 * tree-ssa-propagate.c: Likewise.
2654 * ipa-utils.c: Likewise.
2655 * tree-ssa-propagate.h: Likewise.
2656 * tree-ssa-alias.c: Likewise.
2657 * gimple-low.c: Likewise.
2658 * tree-ssa-sink.c: Likewise.
2659 * ipa-inline.c: Likewise.
2660 * c-semantics.c: Likewise.
2661 * dwarf2out.c: Likewise.
2663 * tree-ssa-loop-ivcanon.c: Likewise.
2664 * predict.c: Likewise.
2665 * tree-ssa-loop.c: Likewise.
2666 * tree-parloops.c: Likewise.
2667 * tree-ssa-address.c: Likewise.
2668 * tree-ssa-ifcombine.c: Likewise.
2669 * matrix-reorg.c: Likewise.
2670 * c-decl.c: Likewise.
2671 * tree-eh.c: Likewise.
2672 * c-pretty-print.c: Likewise.
2673 * lambda-trans.c: Likewise.
2674 * function.c: Likewise.
2675 * langhooks.c: Likewise.
2676 * ebitmap.h: Likewise.
2677 * tree-vectorizer.c: Likewise.
2678 * function.h: Likewise.
2679 * langhooks.h: Likewise.
2680 * tree-vectorizer.h: Likewise.
2681 * ipa-type-escape.c: Likewise.
2682 * ipa-type-escape.h: Likewise.
2683 * domwalk.c: Likewise.
2684 * tree-if-conv.c: Likewise.
2685 * profile.c: Likewise.
2686 * domwalk.h: Likewise.
2687 * tree-data-ref.c: Likewise.
2688 * tree-data-ref.h: Likewise.
2689 * tree-flow-inline.h: Likewise.
2690 * tree-affine.c: Likewise.
2691 * tree-vect-analyze.c: Likewise.
2692 * c-typeck.c: Likewise.
2693 * gimplify.c: Likewise.
2694 * coretypes.h: Likewise.
2695 * tree-ssa-phiopt.c: Likewise.
2696 * calls.c: Likewise.
2697 * tree-ssa-coalesce.c: Likewise.
2698 * tree.def: Likewise.
2699 * tree-dfa.c: Likewise.
2700 * except.c: Likewise.
2701 * except.h: Likewise.
2702 * cfgexpand.c: Likewise.
2703 * tree-cfgcleanup.c: Likewise.
2704 * tree-ssa-pre.c: Likewise.
2705 * tree-ssa-live.c: Likewise.
2706 * tree-sra.c: Likewise.
2707 * tree-ssa-live.h: Likewise.
2708 * tree-predcom.c: Likewise.
2709 * lambda.h: Likewise.
2710 * tree-mudflap.c: Likewise.
2711 * ipa-prop.c: Likewise.
2712 * print-tree.c: Likewise.
2713 * tree-ssa-copy.c: Likewise.
2714 * ipa-prop.h: Likewise.
2715 * tree-ssa-forwprop.c: Likewise.
2716 * ggc-page.c: Likewise.
2717 * c-omp.c: Likewise.
2718 * tree-ssa-dce.c: Likewise.
2719 * tree-vect-patterns.c: Likewise.
2720 * tree-ssa-ter.c: Likewise.
2721 * tree-nested.c: Likewise.
2722 * tree-ssa.c: Likewise.
2723 * lambda-code.c: Likewise.
2724 * tree-ssa-loop-prefetch.c: Likewise.
2725 * tree-inline.c: Likewise.
2726 * tree-inline.h: Likewise.
2727 * tree-iterator.c: Likewise.
2728 * tree-optimize.c: Likewise.
2729 * tree-ssa-phiprop.c: Likewise.
2730 * tree-vect-transform.c: Likewise.
2731 * tree-object-size.c: Likewise.
2732 * tree-outof-ssa.c: Likewise.
2733 * cfgloop.c: Likewise.
2734 * system.h: Likewise.
2735 * tree-profile.c: Likewise.
2736 * cfgloop.h: Likewise.
2737 * c-gimplify.c: Likewise.
2738 * c-common.c: Likewise.
2739 * tree-vect-generic.c: Likewise.
2740 * tree-flow.h: Likewise.
2741 * c-common.h: Likewise.
2742 * basic-block.h: Likewise.
2743 * tree-ssa-structalias.c: Likewise.
2744 * tree-switch-conversion.c: Likewise.
2745 * tree-ssa-structalias.h: Likewise.
2746 * tree-cfg.c: Likewise.
2747 * passes.c: Likewise.
2748 * ipa-struct-reorg.c: Likewise.
2749 * ipa-struct-reorg.h: Likewise.
2750 * tree-ssa-reassoc.c: Likewise.
2751 * cfgrtl.c: Likewise.
2752 * varpool.c: Likewise.
2754 * tree-ssanames.c: Likewise.
2755 * tree-ssa-threadedge.c: Likewise.
2756 * langhooks-def.h: Likewise.
2757 * tree-ssa-operands.c: Likewise.
2758 * config/alpha/alpha.c: Likewise.
2759 * config/frv/frv.c: Likewise.
2760 * config/s390/s390.c: Likewise.
2761 * config/m32c/m32c.c: Likewise.
2762 * config/m32c/m32c-protos.h: Likewise.
2763 * config/spu/spu.c: Likewise.
2764 * config/sparc/sparc.c: Likewise.
2765 * config/i386/i386.c: Likewise.
2766 * config/sh/sh.c: Likewise.
2767 * config/xtensa/xtensa.c: Likewise.
2768 * config/stormy16/stormy16.c: Likewise.
2769 * config/ia64/ia64.c: Likewise.
2770 * config/rs6000/rs6000.c: Likewise.
2771 * config/pa/pa.c: Likewise.
2772 * config/mips/mips.c: Likewise.
2774 2008-07-28 Simon Baldwin <simonb@google.com>
2776 * c-pragma.c (handle_pragma_message): New function.
2777 (init_pragma): Register handle_pragma_message.
2778 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2781 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2783 PR tree-optimization/35252
2784 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2785 REALPART_EXPR to be considered as same load operation.
2787 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2789 PR tree-optimization/36830
2790 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2791 (expressions_equal_p): Return false if only one operand is null.
2793 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2795 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2796 version requirements.
2798 2008-07-26 Olivier Hainque <hainque@adacore.com>
2800 * collect2.c (symkind): New enum. Symbol kinds we care about.
2801 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2802 code and head comment accordingly.
2803 (scan_prog_file): Use symkind names instead of bare integers.
2805 2008-07-25 Jan Hubicka <jh@suse.cz>
2807 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2809 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2810 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2811 * dojump.c (clear_pending_stack_adjust): Likewise.
2812 * print-tree.c (print_node): Ignore DECL_INLINE.
2813 * tree-inline.c (inlinable_function_p): Likewise.
2815 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2817 * doc/extend.texi (hot attribute): Document that the hot attribute
2818 turns on -O3 for some ports.
2819 (cold attribute): Document that the cold attribute turns on -Os
2822 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2823 reflect function specific option support.
2825 * target.h (struct target_option_hooks): Add fields to say whether
2826 the cold attribute implies -Os and the hot attribute implies -O3.
2828 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2829 By default, do not turn on -Os for cold functions.
2830 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2831 not turn on -O3 for hot functions.
2833 * c-common.c (handle_hot_attribute): Use target hook to determine
2834 if hot functions should enable -O3.
2835 (handle_cold_attribute): Use target hook to determine if cold
2836 functions should enable -Os.
2838 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2839 (override_options): Move disable scheduling to
2840 optimization_options.
2841 (optimization_options): Disable scheduling here, not
2843 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2844 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2846 * config/ia64/ia64.c (ia64_override_options): Move setting
2847 scheduling flags to ia64_optimization_options.
2848 (ia64_optimization_options): Disable scheduling options here, and
2849 not in ia64_override_options.
2850 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2851 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2853 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2856 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2858 2008-07-25 Martin Jambor <mjambor@suse.cz>
2860 PR tree-optimization/36926
2861 * ipa-prop.c (ipa_analyze_call_uses): Call
2862 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2864 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2866 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2867 movv2si_internal): Add mem = reg alternative.
2869 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2872 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2873 DEFAULT_PCC_STRUCT_RETURN to 127.
2875 2008-07-24 Jan Hubicka <jh@suse.cz>
2877 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2878 (build_cgraph_edges): Likewise.
2879 * cgraph.c (cgraph_node): Do not update assembler hash.
2880 (cgraph_remove_node): Drop non-unit-at-a-time code.
2881 * tree-pass.h (pass_O0_always_inline): Remove.
2882 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2883 * toplev.c (process_options): Flag unit-at-a-time does not imply
2885 * cgraphunit.c: Update comments.
2886 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2887 (cgraph_assemble_pending_functions): Remove.
2888 (cgraph_reset_node): Drop non-unit-at-a-time code.
2889 (cgraph_finalize_function): Likewise.
2890 (cgraph_analyze_function): Likewise.
2891 (cgraph_finalize_compilation_unit): Likewise.
2892 (cgraph_expand_function): Likewise.
2893 (cgraph_optimize): Likesise.
2894 (save_inline_function_body): Likewise.
2895 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2896 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2897 * ipa-inline.c: Update comments.
2898 (enum inlining_mode): remove INLINE_SPEED.
2899 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2900 (cgraph_mark_inline_edge): Likewise.
2901 (try_inline): Likewise.
2902 (cgraph_decide_inlining_incrementally): Likewise.
2903 (cgraph_gate_inlining): Remove.
2904 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2905 (cgraph_gate_early_inlining): Likewise.
2906 (gate_inline_passes): Remove.
2907 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2908 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2909 pass_O0_always_inline): Remove.
2910 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2911 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2912 * opts.c (no_unit_at_a_time_default): Remove.
2913 (decode_options): Remove flag_unit_at_a_time reset and warning.
2914 * opts.h (no_unit_at_a_time_default): Remove.
2915 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2916 early in GNU dialect.
2917 (merge_decls): Update comment; drop unit-at-a-time check.
2918 (finish_decl): Likewise.
2919 (grok_declaration): Remove flag_inline_trees code.
2920 (finish_functions): Return on function returning non-void on all
2922 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2923 * cfgexpand.c (expand_one_static_var): Remove.
2924 (expand_one_var): Remove expand_one_static_var call.
2925 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2926 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2927 and flag_unit_at_a-time compatibility checks.
2928 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2929 * tree-inline.c (flag_inline_trees): Remove.
2930 (inlinable_function_p): Don't check it.
2931 (expand_call_inline): Remove non-unit-at-a-time code.
2932 * tree-inline.h (flag_inline_trees): Remove.
2933 * tree-optimize.c (execute_early_local_optimizations): Remove
2934 unit-at-a-time checks.
2935 (tree_rest_of_compilation): Likewise.
2936 * combine.c (setup_incoming_promotions): Likewise.
2937 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2938 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2939 * passes.c (pass_inline_parameters): Update comments; remove
2940 O0_alwaysinline pass.
2941 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2942 (execute_one_pass): Likewise.
2943 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2944 (ix86_function_sseregparm): Likewise.
2945 * arm.c (arm_function_in_section_p): Likewise.
2946 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2947 * varpool.c: Update comments.
2948 (decide_is_variable_needed): Remove unit-at-a-time checks.
2949 (varpool_finalize_decl): Likewise.
2951 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2953 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2955 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2957 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2959 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2960 imp symbol extension.
2962 2008-07-23 Ian Lance Taylor <iant@google.com>
2964 * tree-vrp.c (infer_value_range): Ignore asm statements when
2965 looking for memory accesses for -fdelete-null-pointer-checks.
2967 2008-07-24 Ben Elliston <bje@au.ibm.com>
2969 * config/spu/spu-c.c (__vector_keyword): New variable.
2970 (vector_keyword): Likewise.
2971 (spu_categorize_keyword): New function.
2972 (spu_macro_to_expand): Likewise.
2973 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2974 compiling an ISO C dialect.
2976 2008-07-24 Ben Elliston <bje@au.ibm.com>
2978 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2981 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2983 * configure: Regenerate.
2984 * configure.ac: Require texinfo 4.7.
2985 * doc/install.texi: Document texinfo 4.7 requirement.
2987 2008-07-23 Martin Jambor <mjambor@suse.cz>
2989 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2990 rather than for DECL_SAVED_TREE.
2991 * ipa-prop.c: Include diagnostic.h.
2992 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2994 (ipa_detect_param_modifications): Function rewritten from scratch.
2995 (ipa_compute_jump_functions): Changed accesses to modification flags.
2996 (ipa_free_node_params_substructures): Update flags destruction.
2997 (ipa_node_duplication_hook): Update flags duplication.
2998 (ipa_print_all_params_modified): Updated flag access.
2999 * ipa-prop.h (struct ipa_param_flags): New structure.
3000 (struct ipa_node_params): New field modification_analysis_done,
3001 modified_flags changed into param_flags.
3002 (ipa_is_ith_param_modified): Changed to use new flags.
3003 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
3005 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
3006 ipa-cp.c and split into two functions.
3007 (ipa_print_node_jump_functions): New function.
3008 (compute_scalar_jump_functions): New function.
3009 (type_like_member_ptr_p): New function.
3010 (compute_pass_through_member_ptrs): New function.
3011 (fill_member_ptr_cst_jump_function): New function.
3012 (determine_cst_member_ptr): New function.
3013 (compute_cst_member_ptr_arguments): New function.
3014 (ipa_compute_jump_functions): Complete rewrite.
3015 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
3016 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
3017 (struct ipa_member_ptr_cst): New structure.
3018 (union jump_func_value): New field member_cst.
3019 * ipa-cp.c (ipcp_lat_is_insertable): New function.
3020 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
3021 jump function types.
3022 (ipcp_print_all_lattices): Slight fprintf rearrangement.
3023 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
3024 instead of ipcp_print_all_jump_functions.
3025 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
3026 only for replacable scalars.
3028 * doc/invoke.texi (Optimize options): Add description of
3029 -findirect-inlining.
3030 * common.opt (flag_indirect_inlining): New flag.
3031 * opts.c (decode_options): Set flag_indirect_inlining when
3034 * ipa-inline.c: Include ipa-prop.h.
3035 (inline_indirect_intraprocedural_analysis): New function.
3036 (inline_generate_summary): Allocate parameter and argument info
3037 structures, call inline_indirect_intraprocedural_analysis on each
3038 node when doing indirect inlining and deallocate indirect inlining
3039 data structures in the end.
3040 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3041 (free_all_ipa_structures_after_iinln): New function.
3042 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3044 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3046 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3047 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3048 of computing the frequency separately.
3049 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3050 of computing the frequency separately.
3051 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3052 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3053 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3054 (ipa_get_stmt_member_ptr_load_param): New function.
3055 (ipa_is_ssa_with_stmt_def): New function.
3056 (ipa_note_param_call): New function.
3057 (ipa_analyze_call_uses): New function.
3058 (ipa_analyze_stmt_uses): New function.
3059 (ipa_analyze_params_uses): New function.
3060 (ipa_free_node_params_substructures): Also free the param_calls linked
3062 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3063 (ipa_print_node_param_flags): New function.
3064 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3065 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3066 * ipa-prop.h (struct ipa_param_flags): New field called.
3067 (struct ipa_param_call_note): New structure.
3068 (struct ipa_node_params): New fields param_calls and
3070 (ipa_is_ith_param_called): New function.
3071 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3072 ipa_analyze_params_uses and dump parameter flags.
3074 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3075 ipa_propagate_indirect_call_infos if performing indirect inlining,
3076 pass a new parameter new_edges to it.
3077 (add_new_edges_to_heap): New fucntion.
3078 (cgraph_decide_inlining_of_small_functions): New vector
3079 new_indirect_edges for newly found indirect edges , call
3080 ipa_propagate_indirect_call_infos after inlining.
3081 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3082 inlining if performing indirect inlining. Call
3083 free_all_ipa_structures_after_iinln when doing so too.
3084 (inline_generate_summary): Do not call
3085 free_all_ipa_structures_after_iinln here.
3086 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3087 (print_edge_addition_message): New function.
3088 (update_call_notes_after_inlining): New function.
3089 (propagate_info_to_inlined_callees): New function.
3090 (ipa_propagate_indirect_call_infos): New function.
3091 * ipa-prop.h: Include cgraph.h
3092 (struct ipa_param_call_note): Fields reordered, new field processed.
3093 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3095 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3096 rediscovered call statements.
3097 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3098 (dump_cgraph_node): Dump also the indirect_call flag.
3099 (cgraph_clone_edge): Copy also the indirect_call flag.
3100 * tree-inline.c (copy_bb): Do not check for fndecls from call
3101 expressions, check for edge availability when moving clones.
3102 (get_indirect_callee_fndecl): New function.
3103 (expand_call_inline): If callee declaration is not apprent from
3104 the statement, try calling get_indirect_callee_fndecl. Do not
3105 issue warnings or call sorry when not inlinings an indirect edge.
3106 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3108 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3109 bit more frandly to matching.
3110 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3111 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3112 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3114 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3117 * opth-gen.awk: Suppress function specific features when building
3119 * optc-gen.awk: Ditto.
3121 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3124 * diagnostic.c (pedwarn): Add opt parameter.
3126 * c-tree.h (pedwarn_init): Add opt parameter.
3127 (pedwarn_c90): Likewise.
3128 (pedwarn_c99): Likewise.
3129 * c-errors.c (pedwarn_c99): Likewise.
3130 (pedwarn_c90): Likewise.
3131 * toplev.h (pedwarn): Update declaration.
3132 (pedwarn0): Declare.
3133 * c-lex.c: All calls to pedwarn changed.
3134 * builtins.c: All calls to pedwarn changed.
3135 * toplev.c: All calls to pedwarn changed.
3136 * c-decl.c: All calls to pedwarn changed.
3137 * c-typeck.c: All calls to pedwarn changed.
3138 * c-common.c: All calls to pedwarn changed.
3139 * c-parser.c: All calls to pedwarn changed.
3141 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3142 Karthik Kumar <karthikkumar@gmail.com>
3144 * attribs.c (file scope): Include c-common.h.
3145 (decl_attributes): Add support for #pragma GCC optimize and
3148 * targhooks.c (default_can_inline_p): New function that is the
3149 default for the TARGET_CAN_INLINE_P target hook.
3151 * targhooks.h (default_can_inline_p): Add declaration.
3153 * tree.c (cl_optimization_node): New static tree for building
3154 OPTIMIZATION_NODE tree.
3155 (cl_target_option_node): New static tree for building
3156 TARGET_OPTION_NODE tree.
3157 (cl_option_hash_table): New hash table for hashing
3158 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3159 (cl_option_hash_hash): New function to provide the hash value for
3160 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3161 (cl_option_hash_eq): New function to provide an equality test for
3162 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3163 (tree_code_size): Add support for OPTIMIZATION_NODE and
3164 TARGET_OPTION_NODE trees.
3165 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3166 TARGET_OPTION_NODE trees.
3167 (build_optimization_node): Build a tree that has all of the
3168 current optimization options.
3169 (build_target_option_node): Build a tree that has the target
3170 options that might be changed on a per function basis.
3172 * tree.h (file scope): Include options.h.
3173 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3174 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3175 (TREE_OPTIMIZATION): Ditto.
3176 (TREE_TARGET_SPECIFIC): Ditto.
3177 (struct tree_function_decl): Add fields for remembering the
3178 current optimization options and target specific options.
3179 (struct tree_optimization_option): New tree variant that remembers
3180 the optimization options.
3181 (struct tree_target_option): New tree variant that remembers the
3182 target specific flags that might change for compiling a particular
3184 (union tree_node): Include tree_optimization_option and
3185 tree_target_option fields.
3186 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3187 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3188 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3189 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3190 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3191 optimization and target options.
3192 (optimization_default_node): New macro to refer to global_trees
3194 (optimization_current_node): Ditto.
3195 (optimization_cold_node): Ditto.
3196 (optimization_hot_node): Ditto.
3197 (target_option_default_node): Ditto.
3198 (target_option_current_node): Ditto.
3199 (current_option_pragma): Ditto.
3200 (current_optimize_pragma): Ditto.
3202 * target.h (struct gcc_target): Add valid_option_attribute_p,
3203 target_option_save, target_option_restore, target_option_print,
3204 target_option_pragma_parse, and can_inline_p hooks.
3206 * toplev.h (parse_optimize_options): Add declaration.
3207 (fast_math_flags_struct_set_p): Ditto.
3209 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3210 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3213 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3214 tree_can_inline_p hook to see if one function can inline another.
3215 (cgraph_decide_inlining): Ditto.
3216 (cgraph_decide_inlining_incrementally): Ditto.
3218 * opts.c (decode_options): Add support for running multiple times
3219 to allow functions with different target or optimization options
3220 than was specified on the command line.
3221 (fast_math_flags_struct_set_p): New function that is similar to
3222 fast_math_flags_set_p, except it uses the values in the
3223 cl_optimization structure instead of global variables.
3225 * optc-gen.awk: Add support for TargetSave to allow a back end to
3226 declare new fields that need to be saved when using function
3227 specific options. Include flags.h and target.h in the options.c
3228 source. Add support for Save to indicate which options can be set
3229 for individual functions. Generate cl_optimize_save,
3230 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3231 cl_target_option_restore, cl_target_option_print functions to
3232 allow functions to use different optimization or target options.
3234 * opt-functions.awk (var_type_struct): Return the type used for
3235 storing the field in a structure.
3237 * opth-gen.awk: Add support for TargetSave to allow a back end to
3238 declare new fields that need to be saved when using function
3239 specific options. Add support for Save to indicate which options
3240 can be set for individual functions. Only generate one extern for
3241 Mask fields. Generate cl_optimization and cl_target_option
3242 structures to remember optimization and target options.
3244 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3245 collecting new tree nodes.
3246 (TS_TARGET_OPTION): Ditto.
3248 * c-decl.c (merge_decls): Merge function specific target and
3249 optimization options.
3251 * function.c (invoke_set_current_function_hook): If the function
3252 uses different optimization options, change the global variables
3255 * coretypes.h (struct cl_optimization): Add forward reference.
3256 (struct cl_target_option): Ditto.
3258 * c-pragma.c (option_stack): New static vector to remember the
3259 current #pragma GCC option stack.
3260 (handle_pragma_option): New function to support #pragma GCC option
3261 to change target options.
3262 (optimize_stack): New static vector to remember the current
3263 #pragma GCC optimize stack.
3264 (handle_pragma_optimize): New function to support #pragma GCC
3265 optimize to change optimization options.
3266 (init_pragma): Add support for #pragma GCC optimize and #pragma
3269 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3270 optimization options.
3271 (TARGET_OPTION_NODE): New tree code for remembering certain target
3274 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3275 TARGET_OPTION_NODE trees.
3277 * common.opt (-O): Add Optimization flag.
3279 (-fmath-errno): Ditto.
3280 (-falign-functions): Add UInteger flag to make sure flag gets full
3281 int in cl_optimization structure.
3282 (-falign-jumps): Ditto.
3283 (-falign-labels): Ditto.
3284 (-falign-loops): Ditto.
3285 (-fsched-stalled-insns): Ditto.
3286 (-fsched-stalled-insns-dep): Ditto.
3288 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3290 (TARGET_OPTION_SAVE): Ditto.
3291 (TARGET_OPTION_RESTORE): Ditto.
3292 (TARGET_OPTION_PRINT): Ditto.
3293 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3294 (TARGET_CAN_INLINE_P): Ditto.
3295 (TARGET_INITIALIZER): Add new hooks.
3297 * tree-inline.c (tree_can_inline_p): New function to determine
3298 whether one function can inline another. Check if the functions
3299 use compatible optimization options, and also call the backend
3302 * tree-inline.h (tree_can_inline_p): Add declaration.
3304 * c-common.c (c_common_attribute): Add support for option and
3305 optimize attributes.
3306 (handle_option_attribute): Add support for the option attribute to
3307 allow the user to specify different target options for compiling a
3309 (handle_optimize_attribute): Add support for the optimize
3310 attribute to allow the user to specify different optimization
3311 options for compiling a specific function.
3312 (handle_hot_attribute): Turn on -O3 optimization for this one
3313 function if it isn't the default optimization level.
3314 (handle_cold_attribute): Turn on -Os optimization for this one
3315 function if it insn't the default optimization.
3316 (const_char_p): New const char * typedef.
3317 (optimize_args): New static vector to remember the optimization
3319 (parse_optimize_options): New function to set up the optimization
3320 arguments from either the optimize attribute or #pragma GCC optimize.
3322 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3323 (builtin_define_std): Ditto.
3325 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3326 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3327 (x86_64-*-*): Ditto.
3329 * Makefile.in (TREE_H): Add options.h.
3330 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3332 * doc/extend.texi (option attribute): Document new attribute.
3333 (optimize attribute): Ditto.
3334 (hot attribute): Document hot attribute sets -O3.
3335 (cold attribute): Document cold attribute sets -Os.
3336 (#pragma GCC option): Document new pragma.
3337 (#pragma GCC optimize): Ditto.
3339 * doc/options.texi (TargetSave): Document TargetSave syntax.
3340 (UInteger): Document UInteger must be used for certain flags.
3341 (Save): Document Save option to create target specific options
3342 that can be saved/restored on a function specific context.
3344 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3345 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3347 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3348 (TARGET_OPTION_SAVE): Ditto.
3349 (TARGET_OPTION_RESTORE): Ditto.
3350 (TARGET_OPTION_PRINT): Ditto.
3351 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3352 (TARGET_CAN_INLINE_P): Ditto.
3354 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3356 (-mfpmath=both): Ditto.
3358 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3359 Karthik Kumar <karthikkumar@gmail.com>
3361 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3362 (TARGET_POPCNT): Ditto.
3363 (TARGET_SAHF): Ditto.
3364 (TARGET_AES): Ditto.
3365 (TARGET_PCLMUL): Ditto.
3366 (TARGET_CMPXCHG16B): Ditto.
3367 (TARGET_RECIP): Move switch into target_flags.
3368 (TARGET_FUSED_MADD): Ditto.
3369 (ix86_arch_features): Make an unsigned char type.
3370 (ix86_tune_features): Ditto.
3371 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3372 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3373 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3375 * config/i386/i386.opt (arch): New TargetSave field to define
3376 fields that need to be saved for function specific option support.
3379 (branch_cost): Ditto.
3380 (ix86_isa_flags_explicit): Ditto.
3381 (tune_defaulted): Ditto.
3382 (arch_specified): Ditto.
3383 (-m128-long-double): Add Save flag to save option for target
3384 specific option support.
3386 (-maccumulate-outgoing-args): Ditto.
3387 (-malign-double): Ditto.
3388 (-malign-stringops): Ditto.
3389 (-mfancy-math-387): Ditto.
3390 (-mhard-float): Ditto.
3392 (-minline-all-stringops): Ditto.
3393 (-minline-stringops-dynamically): Ditto.
3394 (-mms-bitfields): Ditto.
3395 (-mno-align-stringops): Ditto.
3396 (-mno-fancy-math-387): Ditto.
3397 (-mno-push-args): Ditto.
3398 (-mno-red-zone): Ditto.
3399 (-mpush-args): Ditto.
3400 (-mred-zone): Ditto.
3402 (-msseregparm): Ditto.
3403 (-mstack-arg-probe): Ditto.
3418 (-mrecip): Move flag into target_flags.
3420 (-mno-fused-madd): Ditto.
3421 (-mfused-madd): Ditto.
3422 (-mabm): Move flag into ix86_isa_flags.
3429 * config/i386/i386-c.c: New file for #pragma support.
3430 (ix86_target_macros_internal): New function to #define or #undef
3431 target macros based when the user uses the #pragma GCC option to
3432 change target options.
3433 (ix86_pragma_option_parse): New function to add #pragma GCC option
3435 (ix86_target_macros): Move defining the target macros here from
3436 TARGET_CPU_CPP_BUILTINS in i386.h.
3437 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3438 defined, initialize any subtarget #pragmas.
3440 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3441 REGISTER_TARGET_PRAGMAS.
3443 * config/i386/t-i386: New file for x86 dependencies.
3444 (i386.o): Make dependencies mirror the include files used.
3445 (i386-c.o): New file, add dependencies.
3447 * config/i386/i386-protos.h (override_options): Add bool argument.
3448 (ix86_valid_option_attribute_tree): Add declaration.
3449 (ix86_target_macros): Ditto.
3450 (ix86_register_macros): Ditto.
3452 * config/i386/i386.c (ix86_tune_features): Move initialization of
3453 the target masks to initial_ix86_tune_features to allow functions
3454 to have different target options. Make type unsigned char,
3455 instead of unsigned int.
3456 (initial_ix86_tune_features): New static vector to hold processor
3457 masks for the tune variables.
3458 (ix86_arch_features): Move initialization of the target masks to
3459 initial_ix86_arch_features to allow functions to have different
3460 target options. Make type unsigned char, instead of unsigned int.
3461 (initial_ix86_arch_features): New static vector to hold processor
3462 masks for the arch variables.
3463 (enum ix86_function_specific_strings): New enum to describe the
3464 string options used for attribute((option(...))).
3465 (ix86_target_string): New function to return a string that
3466 describes the target options.
3467 (ix86_debug_options): New function to print the current options in
3469 (ix86_function_specific_save): New function hook to save the
3470 function specific global variables in the cl_target_option structure.
3471 (ix86_function_specific_restore): New function hook to restore the
3472 function specific variables from the cl_target_option structure to
3473 the global variables.
3474 (ix86_function_specific_print): New function hook to print the
3475 target specific options in the cl_target_option structure.
3476 (ix86_valid_option_attribute_p): New function hook to validate
3477 attribute((option(...))) arguments.
3478 (ix86_valid_option_attribute_tree): New function that is common
3479 code between attribute((option(...))) and #pragma GCC option
3480 support that parses the options and returns a tree holding the options.
3481 (ix86_valid_option_attribute_inner_p): New helper function for
3482 ix86_valid_option_attribute_tree.
3483 (ix86_can_inline_p): New function hook to decide if one function
3484 can inline another on a target specific basis.
3485 (ix86_set_current_function); New function hook to switch target
3486 options if the user used attribute((option(...))) or #pragma GCC
3488 (ix86_tune_defaulted): Move to static file scope from
3490 (ix86_arch_specified): Ditto.
3491 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3493 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3494 (OPTION_MASK_ISA_ABM_SET): Ditto.
3495 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3496 (OPTION_MASK_ISA_CX16_SET): Ditto.
3497 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3498 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3499 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3500 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3501 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3502 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3503 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3504 (struct ptt): Move to static file scope from override_options.
3505 (processor_target_table): Ditto.
3507 (ix86_handle_option): Add support for options that are now isa options.
3508 (override_options): Add support for declaring functions that
3509 support different target options than were specified on the
3510 command line. Move struct ptt, processor_target_table, cpu_names,
3511 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3512 Add bool argument. Fix up error messages so the appropriate error
3513 is given for either command line or attribute.
3514 (ix86_previous_fndecl): New static to remember previous function
3515 declaration to see if we need to change target options.
3516 (ix86_builtins_isa): New array to record the ISA of each builtin
3518 (def_builtin): Always create the builtin function, even if the
3519 current ISA doesn't support it.
3520 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3521 tests for those builtins.
3522 (ix86_init_builtins): Remove TARGET_MMX test for calling
3523 ix86_init_mmx_sse_builtins.
3524 (ix86_expand_builtin): If the current ISA doesn't support a given
3525 builtin, signal an error.
3526 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3527 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3528 (TARGET_OPTION_SAVE): Ditto.
3529 (TARGET_OPTION_RESTORE): Ditto.
3530 (TARGET_OPTION_PRINT): Ditto.
3531 (TARGET_CAN_INLINE_P): Ditto.
3533 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3535 * c-typeck.c (build_external_ref): Don't call assemble_external.
3536 * final.c (output_operand): Call assemble_external.
3538 2008-07-21 DJ Delorie <dj@redhat.com>
3540 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3541 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3543 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3545 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3546 original insn and splitter contents into ...
3547 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3548 flag_unsafe_math_optimizations. Add dummy scratch register.
3549 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3550 !flag_unsafe_math_optimizations. Returns number with next
3551 highest magnitude if this is still less or equal to the true
3552 quotient in magnitude.
3554 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3556 * Makefile.in: Replace toplev.h with TOPLEV_H.
3557 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3558 * c-lex.c (fe_file_change): Don't set in_system_header.
3559 * c-parser.c (c_token): Remove in_system_header.
3560 (c_lex_one_token): Don't set in_system_header.
3561 (c_parser_set_source_position_from_token): Don't set in_system_header.
3562 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3565 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3566 * flags.h (in_system_header): Remove.
3567 * function.c (saved_in_system_header): Remove.
3568 (push_cfun): Don't set in_system_header.
3569 (pop_cfun): Don't set in_system_header.
3570 (push_struct_function): Don't set in_system_header.
3571 * input.h (expanded_location): Add sysp.
3572 (in_system_header_at): New.
3573 (in_system_header): New.
3574 * toplev.c (in_system_header): Remove.
3575 * toplev.h: Include input.h
3577 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3578 * tree-ssa.c (warn_uninit): Call warning_at.
3579 (warn_uninitialized_var): Update calls to warn_uninit.
3580 (warn_uninitialized_phi): Update calls to warn_uninit.
3581 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3582 (expand_location): Initialize xloc.sysp.
3583 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3584 (tree_decl_with_vis): Remove in_system_header_flag.
3586 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3589 * recog.c (asm_operand_ok): Change the order of the extra
3590 memory constraint checks.
3592 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3595 * tree-switch-conversion.c (build_one_array): Call
3596 varpool_mark_needed_node and varpool_finalize_decl
3597 instead of assemble_variable.
3599 2008-07-19 Jan Hubicka <jh@suse.cz>
3601 * cgraph.c (cgraph_add_new_function): Do early local passes.
3602 * tree-nrv.c (gate_pass_return_slot): New gate.
3603 (pass_nrv): Add the gate.
3604 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3606 (coalesce_ssa_name): Coalesce SSA names.
3607 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3608 not optimizing so unused user vars remains visible.
3609 * common.opt (flag_tree_ter): Always enable by default.
3610 * tree-ssa-ter.c: Include flags.h
3611 (is_replaceable_p): Check that locations match; when aliasing is missing
3612 be conservative about loads.
3613 * tree-optimize.c (gate_init_datastructures): Remove.
3614 (pass_init_datastructures): New.
3615 * passes.c: Reorder passes so we always go into SSA.
3617 2008-07-19 Jan Hubicka <jh@suse.cz>
3619 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3620 * doc/invoke.texi (--combine): Likewise.
3621 (-finline-functions-called-once): Update levels when enabled.
3622 (-funit-at-a-time): Document new behaviour.
3623 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3624 -fno-section-anchors when disabled explicitly.
3625 (inline params): They are not ignored now.
3626 (precompiled headers): Remove unit-at-a-time as being incompatible.
3627 * opts.c (decode_options): Handle unit-at-a-time as alias;
3628 imply -fno-section-anchors when toplevel reorder is disabled
3630 * common.opt (ftoplevel-reorder): Set default value to 2.
3631 (funit-at-a-time): Set default value to 1.
3632 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3635 2008-07-19 Jan Hubicka <jh@suse.cz>
3637 * builtins.c (expand_builtin_int_roundingfn,
3638 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3641 2008-07-19 Richard Guenther <rguenther@suse.de>
3644 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3645 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3646 * tree-ssa-pre.c (get_expr_value_id): For newly created
3647 constant value-ids make sure to add the expression to its
3650 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3653 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3654 return value of the builtin is ignored.
3656 2008-07-19 Olivier Hainque <hainque@adacore.com>
3658 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3659 bits, a C conformant malloc implementation has to provide.
3660 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3662 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3666 * reload.c (find_reloads_subreg_address): Only reload address if
3667 reloaded == 0, not for reloaded != 1.
3670 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3671 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3672 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3673 m32c_legitimize_reload_address.
3675 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3676 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3677 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3679 2008-07-19 Olivier Hainque <hainque@adacore.com>
3681 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3682 argument, saying whether nested array are to be collapsed
3683 into a single array type DIE with multiple subscripts.
3684 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3685 issues, centralize the nested array types collapsing control and
3686 disable the transformation for Ada.
3688 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3691 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3693 (x86_64_shift_adj_2): New expander.
3694 (x86_64_shift_adj_3): Ditto.
3695 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3696 to split TImode operands.
3697 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3698 (ix86_split_lshr): Ditto.
3700 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3702 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3703 and __CHAR32_TYPE__.
3704 * c-typeck.c (digest_init): Support char16_t and char32_t.
3705 (set_nonincremental_init_from_string): Idem.
3707 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3710 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3711 PREFERRED_STACK_BOUNDARY.
3712 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3714 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3717 * function.c (locate_and_pad_parm): Cap boundary earlier.
3719 2008-07-17 Julian Brown <julian@codesourcery.com>
3721 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3722 no-op for targets which don't use DLLs.
3724 2008-07-17 Martin Jambor <mjambor@suse.cz>
3726 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3727 that nodes are relevant by examining the node->analyzed flag.
3728 (ipcp_init_stage): Check which nodes are relevant, assert that the
3729 relevant ones are also required.
3730 (ipcp_propagate_stage): Check on the side arrays are properly
3732 (ipcp_print_all_jump_functions): Make sure not to touch any node
3733 that is not analyzed or an edge that does not have a corresponding
3734 entry in the on-the-side vectors.
3735 (ipcp_function_scale_print): Likewise.
3736 (ipcp_update_callgraph): Check that the node is relevant.
3737 (ipcp_insert_stage): Check that the node is relevant. Check there is
3738 an info for every node and edge.
3739 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3740 (ipa_print_all_tree_maps): Likewise and a new variable info.
3741 (ipa_print_all_params_modified): Likewise.
3742 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3744 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3747 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3749 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3751 PR rtl-optimization/36753
3752 * fwprop.c (use_killed_between): Don't shortcut
3753 single-definition global registers.
3755 2008-07-16 Jan Hubicka <jh@suse.cz>
3757 * cgraph.h (varpool_empty_needed_queue): Declare.
3758 * cgraphunit.c (output_in_order): Mark all variables as needed;
3760 * varpool.c (varpool_assemble_node): Update debug queue.
3761 (varpool_assemble_pending_decls): Don't do it here.
3762 (varpool_empty_needed_queue): New function.
3764 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3766 * recog.c (peephole2_optimize): Fix formatting.
3768 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3770 * c-pch.c (get_ident): Avoid C++ keywords.
3771 * combine-stack-adj.c (single_set_for_csa): Likewise.
3772 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3773 output_asm_insn): Likewise.
3774 * reload.c (push_secondary_reload, find_reusable_reload,
3775 push_reload, combine_reloads, find_reloads,
3776 debug_reload_to_stream): Likewise.
3777 * reload.h (struct reload): Likewise.
3778 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3779 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3780 emit_output_reload_insns): Likewise.
3781 * targhooks.c (default_secondary_reload): Likewise.
3782 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3784 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3786 * recog.c (validate_change_1, validate_change,
3787 validate_unshare_change, validate_replace_rtx_1, struct
3788 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3790 * reload.c (push_secondary_reload, secondary_reload_class,
3791 scratch_reload_class, find_valid_class, find_reusable_reload,
3792 push_reload, find_dummy_reload, find_reloads_address_1,
3793 find_reloads_address_part, find_equiv_reg): Likewise.
3794 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3795 choose_reload_regs): Likewise.
3796 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3798 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3799 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3800 * sched-rgn.c (concat_INSN_LIST): Likewise.
3801 * stor-layout.c (mode_for_size, mode_for_size_tree,
3802 smallest_mode_for_size): Likewise.
3804 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3806 * cfg.c (dump_reg_info): Avoid C++ keywords.
3807 * dwarf2asm.c (dw2_force_const_mem,
3808 dw2_asm_output_encoded_addr_rtx): Likewise.
3809 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3810 * expmed.c (expand_shift): Likewise.
3811 * global.c (find_reg): Likewise.
3812 * graph.c (draw_edge): Likewise.
3813 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3814 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3815 widen_clz, widen_bswap, expand_parity, expand_unop,
3816 emit_cmp_and_jump_insn_1): Likewise.
3817 * postreload.c (reload_cse_simplify_operands): Likewise.
3818 * ra.h (add_neighbor): Likewise.
3819 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3820 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3821 record_reg_classes, copy_cost, record_address_regs,
3822 invalid_mode_change_p): Likewise.
3823 * regrename.c (regrename_optimize, scan_rtx_reg,
3824 dump_def_use_chain, find_oldest_value_reg,
3825 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3827 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3829 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3830 MASK_POWERPC64 for power4 in previous commit.
3832 2008-07-16 Olivier Hainque <hainque@adacore.com>
3834 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3835 instead of bare conversion to cast const-ness away.
3837 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3839 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3840 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3841 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3842 (TARGET_FUNCTION_VALUE): Define.
3844 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3846 * config/rs6000/rs6000.c (processor_target_table): Add
3847 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3849 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3852 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3853 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3854 m32c_legitimize_reload_address.
3856 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3858 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3859 DECL_IN_SYSTEM_HEADER in sync.
3861 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3863 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3864 * tree-ssa-pre.c (pre_expr_eq): Ditto
3865 (get_constant_for_value_id): Take a type as an argument.
3866 (fully_constant_expression): Pass in type.
3867 (find_or_generate_expression): Short circuit constant case.
3868 (create_expression_by_pieces): Remove special casing of
3870 (do_regular_insertion): Short circuit constant case.
3871 (do_partial_partial_insertion): Ditto.
3873 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3876 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3878 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3880 * config/xtensa/libgcc-xtensa.ver: New file.
3881 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3883 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3885 * df-problems.c (df_set_note): Avoid C++ keywords.
3886 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3887 * dse.c (record_store, remove_useless_values): Likewise.
3888 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3889 gen_reg_rtx_offset, operand_subword, change_address_1,
3890 change_address, adjust_address_1, offset_address,
3891 widen_memory_access, emit_copy_of_insn_after): Likewise.
3892 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3893 * fwprop.c (should_replace_address, propagate_rtx_1,
3894 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3896 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3897 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3898 * lcm.c (compute_insert_delete, pre_edge_lcm,
3899 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3900 * lower-subreg.c (resolve_reg_notes): Likewise.
3901 * mode-switching.c (optimize_mode_switching): Likewise.
3903 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3905 * bt-load.c (add_btr_def, migrate_btr_def,
3906 branch_target_load_optimize): Avoid C++ keywords.
3907 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3909 * combine.c (subst, simplify_set, make_extraction,
3910 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3911 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3912 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3914 2008-07-15 Richard Guenther <rguenther@suse.de>
3917 * c-common.c (strict_aliasing_warning): Do not warn for
3918 TYPE_REF_CAN_ALIAS_ALL pointers.
3919 (c_common_get_alias_set): may_alias types are not special.
3920 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3921 attribute and set can_ref_all accordingly.
3922 (build_reference_type_for_mode): Likewise.
3923 * doc/extend.texi (may_alias): Clarify.
3925 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3928 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3929 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3931 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3934 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3935 gcc_assert, instead call output_operand_lossage.
3937 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3939 * builtins.c (std_canonical_va_list): Treat structure based
3942 2008-07-15 Ben Elliston <bje@au.ibm.com>
3944 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3946 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3948 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3951 2008-07-14 Jan Hubicka <jh@suse.cz>
3953 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3954 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3955 fix predicates and constraints.
3956 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3957 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3959 2008-07-14 Doug Kwan <dougkwan@google.com>
3961 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3962 additional option file arm/eabi.opt.
3963 * config/arm/eabi.h (File): New configuration file for EABI targets.
3964 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3965 SUBSUBTARGET_EXTRA_SPECS.
3966 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3967 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3968 from STARTFILE_SPEC so that it can be referenced in an override.
3969 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3970 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3971 can be referenced in an override.
3972 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3973 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3974 so that it can be referenced in an override.
3975 (LINK_SPEC): Use BPABI_LINK_SPEC.
3976 * config/arm/eabi.opt (File): New.
3978 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3980 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3981 (FIXED_VALUE_H): New variable.
3982 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3983 input.h, fixed-value.h.
3984 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3985 (BASIC_BLOCK_H): Use $(BITMAP_H).
3986 (FUNCTION_H): Add varray.h.
3987 (IPA_REFERENCE_H): Use $(BITMAP_H).
3988 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3989 (DF_H): Use $(BITMAP_H).
3990 (GGC_H): Add statistics.h.
3992 (INSN_ATTR_H): Use it.
3993 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3995 (SYMTAB_H): Add $(OBSTACK_H).
3996 (CPP_INTERNAL_H): New.
3997 (TREE_DUMP_H): Add tree-pass.h.
3998 (TREE_FLOW_H): Use $(BITMAP_H)
3999 (PRETTY_PRINT_H): Use $(INPUT_H).
4000 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
4003 (many object files): Fix lots of header dependencies throughout.
4005 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4007 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
4009 (s-gtyp-input): Use them to write tmp-gi.list.
4010 (echo_to_gi.list): Remove.
4012 2008-07-14 Richard Guenther <rguenther@suse.de>
4014 * tree-ssa-sccvn.c (pre_info): Remove.
4015 (switch_to_PRE_table): Likewise.
4016 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
4017 (set_hashtable_value_ids): Do not create value-ids for the
4019 (run_scc_vn): Remove double test. Remove bogus special-case
4020 in value-number printing.
4021 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
4022 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
4024 * tree-flow-inline.h (get_value_handle): Remove.
4025 * tree-flow.h (get_value_handle): Remove.
4027 2008-07-14 Martin Jambor <mjambor@suse.cz>
4029 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
4030 in which we generate arithmetics is not a subrange.
4032 2008-07-14 Martin Jambor <mjambor@suse.cz>
4034 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4036 2008-07-14 Richard Guenther <rguenther@suse.de>
4038 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4040 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4043 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4044 reload for symbol refs moved to r0 with -fPIC.
4045 (legitimize_pic_address): Use the target register as temporary
4047 (emit_symbolic_move): Adjust comment.
4048 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4051 2008-07-14 Ben Elliston <bje@au.ibm.com>
4053 * c-common.h (C_CPP_HASHNODE): New macro.
4054 * coretypes.h (struct cpp_token): Forward declare.
4055 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4056 the context-sensitive keyword method.
4057 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4058 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4059 expand_bool_pixel): New.
4060 (altivec_categorize_keyword): New function.
4061 (init_vector_keywords): New function.
4062 (rs6000_macro_to_expand): Likewise.
4063 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4064 compiling an ISO C dialect.
4066 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4068 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4069 (create_expression_by_pieces): Fix typo.
4070 (do_regular_insertion): Use debug counter here too.
4072 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4075 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4076 CONST_OK_FOR_LETTER_P. All port-local users changed.
4077 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4078 implement Kp matching power-of-two.
4079 (CONSTRAINT_LEN): Define to match.
4080 * config/cris/cris.md: Replace all use of constraint K with Kc.
4081 ("*btst*): Use Kp for operand 0 of last alternative.
4083 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4086 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4089 2008-07-13 Jan Hubicka <jh@suse.cz>
4091 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4094 2008-07-13 Richard Guenther <rguenther@suse.de>
4097 * langhooks.c (lhd_print_error_function): Deal with recursive
4100 2008-07-12 Jan Hubicka <jh@suse.cz>
4102 * cgraph.c (assembler_name_hash): New static var.
4103 (hash_node_by_assembler_name, eq_assembler_name): New.
4104 (cgraph_node_for_asm): Use hashtable.
4105 (cgraph_remove_node): Maintain hashtable.
4106 (change_decl_assembler_name): Sanity check that names are not changing
4107 after aliasing was processed.
4108 * cgraph.h (varpoon_node): Add next GGC marker.
4109 * tree.c (decl_assembler_name_equal): Constify.
4110 (decl_assembler_name_hash): New.
4111 * tree.h (decl_assembler_name_equal): Constify.
4112 (decl_assembler_name_hash): Update.
4114 2008-07-12 David Daney <ddaney@avtrex.com>
4116 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4119 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4121 * doc/md.texi: Document the MIPS "v" constraint.
4122 * config/mips/mips.h (reg_class): Revert last change.
4123 (REG_CLASS_NAMES): Likewise.
4124 (REG_CLASS_CONTENTS): Likewise.
4125 * config/mips/mips.c (mips_regno_to_class): Likewise.
4126 * config/mips/constraints.md (v): Likewise, but add documentation.
4127 Add a comment to say that this constraint should not be used in
4130 2008-07-11 DJ Delorie <dj@redhat.com>
4132 * config/h8300/h8300.md (length): Fix branch offset limit.
4134 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4136 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4137 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4138 (avr_hard_regno_scratch_ok): New function.
4139 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4140 * config/avr/avr.md (all peepholes that request a scratch register):
4141 Remove avr_peep2_scratch_safe use.
4143 2008-07-11 Tom Tromey <tromey@redhat.com>
4144 Ian Lance Taylor <iant@google.com>
4146 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4147 (struct c_common_resword): Define.
4148 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4149 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4150 (c_common_reswords, num_c_common_reswords): Declare.
4151 * c-common.c (c_common_reswords): New global const array.
4152 (num_c_common_reswords): New const int.
4153 * c-parser.c (struct resword, reswords): Don't define.
4154 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4155 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4156 than reswords. If warning about C++ keywords, give them a special
4158 (c_lex_one_token): Warn about C++ keywords. Call
4159 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4160 (c_parser_external_declaration): Look for RID_xxx rather than
4161 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4162 (c_parser_statement_after_labels): Likewise.
4163 (c_parser_objc_class_instance_variables): Likewise.
4164 (c_parser_objc_class_declaration): Likewise.
4165 (c_parser_objc_try_catch_statement): Likewise.
4166 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4167 (declspecs_add_type): Likewise.
4169 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4171 * ggc-page.c (alloc_page):
4172 Substituting xmalloc, xcalloc with
4173 XNEWVEC and XCNEWVAR macros which add the
4176 2008-07-11 Richard Guenther <rguenther@suse.de>
4178 PR tree-optimization/36765
4179 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4180 aliases from HEAP vars to SMTs.
4182 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4184 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4185 * configure.ac (loose_warn): Move -Wc++-compat from here...
4186 (strict_warn): ...to here.
4187 * configure: Regenerate.
4189 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4191 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4192 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4193 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4194 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4195 excluding more specific h8300-*-* and sh-*-* targets.
4197 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4199 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4201 (execute_pre): Call loop_optimizer_finalize in early exit.
4203 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4206 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4207 uids in the bitmap, not just VAR_DECL uids.
4209 PR rtl-optimization/36419
4210 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4211 (combine_stack_adjustments_for_block): Call it if needed. Delete
4213 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4214 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4215 prologue sp adjustment.
4217 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4220 * opts.c (print_ignored_options): Report postponed diagnostics for
4221 unknown -Wno-* options as warnings, not errors.
4222 (postpone_unknown_option_error): Renamed to...
4223 (postpone_unknown_option_warning): ... this.
4225 2008-07-09 Doug Kwan <dougkwan@google.com>
4228 2008-07-08 Doug Kwan <dougkwan@google.com>
4230 * config/arm/arm.opt (mandroid): New option.
4231 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4232 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4234 (CC1PLUS_SPEC): Same.
4236 (STARTFILE_SPEC): Same.
4237 (ENDFILE_SPEC): Same.
4238 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4241 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4244 * config/mips/mips.h (reg_class): Remove V1_REG.
4245 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4246 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4248 (mips_get_tp): New function.
4249 (mips_legitimize_tls_address): Use it.
4250 * config/mips/constraints.md (v): Delete.
4251 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4252 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4253 After reload, split into a move and ...
4254 (*tls_get_tp_<mode>_split): ...this new instruction.
4256 2008-07-09 David Daney <ddaney@avtrex.com>
4258 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4260 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4262 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4263 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4265 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4266 htab_delete should be called. Don't free c.
4267 (lookup_tmp_var): Create temp_htab lazily.
4268 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4269 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4271 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4272 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4273 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4274 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4275 * tree-sra.c (generate_element_init): Likewise.
4276 * tree-mudflap.c (execute_mudflap_function_ops,
4277 execute_mudflap_function_decls): Likewise.
4278 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4279 * tree-gimple.h (struct gimplify_ctx): New type.
4280 (push_gimplify_context): Adjust prototype.
4282 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4284 * tree-ssa-pre.c (phi_translate_1): Update placement of
4287 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4289 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4290 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4291 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4292 * targhooks.c (default_hard_regno_scratch_ok): New function.
4293 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4294 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4295 * recog.c: Include "target.h".
4296 (peep2_find_free_register): Add check for global regs. Add target
4298 * Makefile.in (recog.o): Depend on target.h.
4300 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4302 * config/sh/sh.c (sh_canonical_va_list_type): New.
4303 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4305 2008-07-09 Raksit Ashok <raksit@google.com>
4307 * doc/invoke.texi (Option Summary): Mention new option
4308 -Wdisallowed-function-list=...
4309 (Warning Options): Document -Wdisallowed-function-list=...
4310 * common.opt (Wdisallowed-function-list=): New flag.
4311 * flags.h (warn_disallowed_functions): External definition of new
4312 boolean warning flag.
4313 (warn_if_disallowed_function_p): Declare new function.
4314 * opts.c (warning_disallowed_functions): New static variable.
4315 (warn_disallowed_functions): New boolean warning flag.
4316 (warn_if_disallowed_function_p): New function.
4317 (add_comma_separated_to_vector): Rename
4318 add_instrument_functions_exclude_list to this.
4319 (common_handle_option): Handle new option. Rename calls to
4320 add_instrument_functions_exclude_list into calls to
4321 add_comma_separated_to_vector.
4322 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4323 based on flag warn_disallowed_functions.
4325 2008-07-09 Christian Bruel <christian.bruel@st.com>
4327 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4328 instead of get_attr_length.
4330 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4332 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4334 * genemit.c (gen_insn): Likewise.
4335 * gengtype.c (note_def_vec): Likewise.
4336 * gengtype.h (note_def_vec): Likewise.
4337 * genoutput.c (struct data, output_insn_data, process_template,
4338 gen_expand, gen_split, note_constraint): Likewise.
4339 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4340 make_insn_sequence): Likewise.
4341 * gensupport.c (record_insn_name): Likewise.
4343 2008-07-08 Doug Kwan <dougkwan@google.com>
4345 * config/arm/arm.opt (mandroid): New option.
4346 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4347 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4349 (CC1PLUS_SPEC): Same.
4351 (STARTFILE_SPEC): Same.
4352 (ENDFILE_SPEC): Same.
4353 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4356 2008-07-08 Raksit Ashok <raksit@google.com>
4358 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4359 (set_storage_via_setmem): Fix expected_align parameter.
4360 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4361 missing from the list.
4362 * doc/md.texi (movmem): Explicitly state that expected alignment is
4363 to be expressed in bytes.
4364 (setmem): Explicitly state that expected alignment is to be expressed
4367 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4369 * reload.c (find_reloads_subreg_address): Do not require validity
4370 of address in original mode before reloading address.
4372 2008-07-07 Tianwei Sheng <tianweis@google.com>
4374 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4375 bounds array access.
4377 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4379 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4381 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4383 Fix PR tree-optimization/23455
4384 Fix PR tree-optimization/35286
4385 Fix PR tree-optimization/35287
4386 * Makefile.in (OBJS-common): Remove tree-vn.o.
4387 (tree-vn.o): Remove.
4388 * dbgcnt.def: Add treepre_insert debug counter.
4389 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4390 (debug_value_expressions): Ditto.
4391 (print_value_expressions): Ditto.
4392 * tree-pretty-print.c (dump_generic_node): Updated for
4393 VALUE_HANDLE removal.
4394 * tree-ssa-dom.c (record_equality): Ditto.
4395 (cprop_operand): Ditto.
4396 (lookup_avail_expr): Ditto.
4397 * tree-ssa-threadedge.c
4398 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4399 (simplify_control_stmt_condition): Ditto.
4400 * tree.c (tree_code_size): Ditto.
4401 (tree_node_structure): Ditto.
4402 (iterative_hash_expr): Ditto.
4404 * tree.h (VALUE_HANDLE_ID): Ditto.
4405 (VALUE_HANDLE_EXPR_SET): Ditto.
4406 (struct tree_value_handle): Ditto.
4407 (union tree_node): Ditto.
4408 * treestruct.def: Ditto.
4409 * tree-vn.c: Removed.
4410 * tree-ssa-pre.c: Rewritten entirely.
4411 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4412 (constant_value_ids): Ditto.
4413 (vn_nary_op_t): Moved to header.
4415 (vn_reference_op_t): Ditto
4416 (vn_reference_t): Ditto.
4417 (next_value_id): New variable.
4418 (VN_INFO): Add an assert.
4419 (vn_constant_eq): New function.
4420 (vn_constant_hash): Ditto.
4421 (get_or_alloc_constant_value_id): Ditto.
4422 (value_id_constant_p): Ditto.
4423 (vn_reference_compute_hash): De-staticify.
4424 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4425 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4426 (valueize_refs): Update opcode if it changes from ssa name to constant.
4427 (vn_reference_lookup_1): Add new argument.
4428 (vn_reference_lookup): Ditto.
4429 (vn_reference_lookup_pieces): New function.
4430 (vn_reference_insert): Add return type. Modify to deal with value ids.
4431 (vn_reference_insert_pieces): New function.
4432 (vn_nary_op_compute_hash): De-staticify.
4433 (vn_nary_op_eq): Ditto.
4434 (vn_nary_op_lookup_pieces): New function.
4435 (vn_nary_op_lookup): Add new argument.
4436 (vn_nary_op_insert_pieces): New function.
4437 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4438 (vn_phi_insert): Ditto.
4439 (visit_unary_op): Update for callee changes.
4440 (visit_binary_op): Ditto.
4441 (visit_reference_op_load): Ditto.
4442 (visit_reference_op_store): Ditto.
4443 (init_scc_vn): Init next_value_id, constant_to_value_id and
4445 (free_scc_vn): Free them.
4446 (set_hashtable_value_ids): New function.
4447 (run_scc_vn): Use it.
4448 (get_max_value_id): New function.
4449 (get_next_value_id): Ditto.
4450 (expressions_equal_p): Moved from tree-vn.c
4451 (sort_vuses): Ditto.
4452 (sort_vuses_heap): Ditto.
4453 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4455 * tree.c (iterative_hash_hashval_t): Made non-static
4456 * tree.h (iterative_hash_hashval_t): Declare it.
4458 2008-07-08 Martin Jambor <mjambor@suse.cz>
4460 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4461 instead of ipa_create_node_params.
4462 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4463 ipa_check_create_edge_args, free them with
4464 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4466 * ipa-prop.c: Include flags.h and tree-inline.h.
4467 (ipa_node_params_vector): New variable.
4468 (ipa_edge_args_vector): New variable.
4469 (edge_removal_hook_holder): New variable.
4470 (node_removal_hook_holder): New variable.
4471 (edge_duplication_hook_holder): New variable.
4472 (node_duplication_hook_holder): New variable.
4473 (ipa_detect_param_modifications): Check for presence of modified flags.
4474 (ipa_compute_jump_functions): Check for presence of jump functions.
4475 (ipa_free_edge_args_substructures): New function.
4476 (ipa_create_node_params): Removed.
4477 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4478 (ipa_free_node_params_substructures): New function.
4479 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4481 (ipa_edge_removal_hook): New function.
4482 (ipa_node_removal_hook): New function.
4483 (duplicate_array): New function.
4484 (ipa_edge_duplication_hook): New function.
4485 (ipa_node_duplication_hook): New function.
4486 (ipa_register_cgraph_hooks): New function.
4487 (ipa_unregister_cgraph_hooks): New function.
4488 (free_all_ipa_structures_after_ipa_cp): New function.
4490 * ipa-prop.h: Include vec.h.
4491 (ipa_node_params_t): New typedef with vector types for it.
4492 (ipa_edge_args_t): New typedef with vector types for it.
4493 (IPA_NODE_REF): Changed to access an on-the-side vector.
4494 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4495 (ipa_check_create_node_params): New function.
4496 (ipa_check_create_edge_args): New function.
4498 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4501 2008-07-07 Tom Tromey <tromey@redhat.com>
4503 * configure, config.in: Rebuilt.
4504 * configure.ac: Don't check for scandir or alphasort.
4506 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4508 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4509 types immediately after creating them.
4511 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4513 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4515 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4517 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4518 dump_constraint_graph.
4519 (dump_constraint_edge): New function.
4520 (dump_constraint_graph): New function.
4521 (debug_constraint_graph): New function.
4522 (dump_constraint): Removed useless comparison.
4523 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4524 (dump_constraint_graph): Declare.
4525 (debug_constraint_graph): Declare.
4526 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4528 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4530 * config/i386/i386.c (is_va_list_char_pointer): New.
4531 (ix86_va_start): Replace compare with ms_va_list_type_node
4532 by is_va_list_char_pointer.
4533 (ix86_gimplify_va_arg): Likewise.
4535 2008-07-07 Martin Jambor <mjambor@suse.cz>
4537 * cgraph.c (cgraph_edge_max_uid): New variable.
4538 (struct cgraph_edge_hook_list): New type.
4539 (struct cgraph_node_hook_list): New type.
4540 (struct cgraph_2edge_hook_list): New type.
4541 (struct cgraph_2node_hook_list): New type.
4542 (first_cgraph_edge_removal_hook): New variable.
4543 (first_cgraph_node_removal_hook): New variable.
4544 (first_cgraph_edge_duplicated_hook): New variable.
4545 (first_cgraph_node_duplicated_hook): New variable.
4546 (cgraph_add_edge_removal_hook): New function.
4547 (cgraph_remove_edge_removal_hook): New function.
4548 (cgraph_call_edge_removal_hooks): New function.
4549 (cgraph_add_node_removal_hook): New function.
4550 (cgraph_remove_node_removal_hook): New function.
4551 (cgraph_call_node_removal_hooks): New function.
4552 (cgraph_add_edge_duplication_hook): New function.
4553 (cgraph_remove_edge_duplication_hook): New function.
4554 (cgraph_call_edge_duplication_hooks): New function.
4555 (cgraph_add_node_duplication_hook): New function.
4556 (cgraph_remove_node_duplication_hook): New function.
4557 (cgraph_call_node_duplication_hooks): New function.
4558 (cgraph_create_edge): Assign to edge uid.
4559 (cgraph_remove_edge): Call edge removal hooks.
4560 (cgraph_node_remove_callees): Call edge removal hooks.
4561 (cgraph_node_remove_callers): Call edge removal hooks.
4562 (cgraph_remove_node): Call node removal hooks.
4563 (cgraph_clone_edge): Call edge duplication hooks.
4564 (cgraph_clone_node): Call node duplication hooks.
4566 * cgraph.h (cgraph_edge): New field uid.
4567 (cgraph_edge_hook): New type.
4568 (cgraph_node_hook): New type.
4569 (cgraph_2edge_hook): New type.
4570 (cgraph_2node_hook): New type.
4572 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4574 * config.in: Regenerate.
4576 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4578 * gcc.c (print_sysroot): New.
4579 (option_map, display_help, process_command): Handle the
4580 -print-sysroot option.
4581 (main): Print the sysroot if requested.
4582 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4584 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4587 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4589 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4591 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4592 (assign_parm_setup_block_p): Also check mode of entry_parm.
4594 2008-07-07 Richard Guenther <rguenther@suse.de>
4596 * tree-ssa-structalias.h (set_used_smts): Remove.
4597 * tree-ssa-structalias.c (used_smts): Likewise.
4598 (set_used_smts): Likewise.
4599 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4600 call to set_used_smts.
4602 2008-07-07 Richard Guenther <rguenther@suse.de>
4604 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4605 (new_var_info): Set it to false.
4606 (solution_set_add): Correctly handle pointers outside a var and
4608 (type_safe): Treat variables with is_full_var properly.
4609 (do_sd_constraint): Likewise.
4610 (do_ds_constraint): Likewise.
4611 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4612 (get_constraint_for_ptr_offset): New function.
4613 (get_constraint_for_component_ref): For addresses at least include
4614 the last field of the variable. Handle is_full_vars properly.
4615 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4616 (handle_ptr_arith): Remove.
4617 (find_func_aliases): Simplify assignment handling.
4618 (create_function_info_for): For parameter and result varinfos set
4620 (create_variable_info_for): Set is_full_var flag whenever we
4621 just created a single varinfo for a decl.
4622 (init_alias_vars): Initialize use_field_sensitive from
4623 max-fields-for-field-sensitive parameter.
4625 2008-07-07 Richard Guenther <rguenther@suse.de>
4627 PR tree-optimization/36713
4628 * tree-flow-inline.h (is_call_used): New function.
4629 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4630 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4631 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4633 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4635 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4637 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4639 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4641 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4642 Nathan Sidwell <nathan@codesourcery.com>
4644 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4645 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4647 * config/m68k/t-linux: New.
4648 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4651 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4653 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4654 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4657 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4659 * gcc.c (execute): Fix -Wc++-compat warning.
4661 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4664 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4665 constant for little endian.
4667 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4669 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4670 mips_base_mips16 instead of TARGET_MIPS16.
4671 (mips_base_mips16): Declare.
4672 * config/mips/mips.c (mips_base_mips16): Make global.
4673 (was_mips16_p): Remove GTY marker.
4674 (was_mips16_pch_p): New variable.
4675 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4676 (mips_override_options): Force to non-MIPS16 mode initially.
4677 Do not complain about MIPS16 PIC incompatibilities here.
4678 Only allow -mgpopt if -mexplicit-relocs is in force for
4681 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4683 * configure.ac: Check for caddr_t, define to char * if not defined.
4684 * configure: Regenerate.
4685 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4686 (mmap_gt_pch_use_address): Likewise.
4687 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4689 2008-07-06 Richard Guenther <rguenther@suse.de>
4691 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4692 (new_var_info): Deal with it.
4693 (solution_set_add): Likewise.
4694 (bitpos_of_field): Make signed, fix.
4695 (struct fieldoff): Remove type and decl fields. Make size field
4696 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4698 (fieldoff_compare): Deal with it.
4699 (push_fields_onto_fieldstack): Remove has_union argument, glob
4700 adjacent non-pointer fields together.
4701 (create_function_info_for): Do not set has_union.
4702 (create_variable_info_for): Simplify.
4704 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4706 * config.gcc (extra_headers): Add cross-stdarg.h for target
4707 x86_64-*-* and i?86-*-*.
4708 * config/i386/cross-stdarg.h: New.
4709 * builtins.c (std_fn_abi_va_list): New.
4710 (std_canonical_va_list_type): New.
4711 (stabilize_va_list): Replace va_list_type_node use by
4712 mtarget.canonical_va_list_type.
4713 (gimplify_va_arg_expr): Likewise.
4714 (expand_builtin_va_copy): Replace va_list_type_node use by
4715 mtarget.fn_abi_va_list.
4716 * tree-sra.c (is_va_list_type): New helper.
4717 (decl_can_be_decomposed_p): Replace
4718 va_list_type_node use by is_va_list_type.
4719 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4720 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4721 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4722 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4723 (ix86_enum_va_list): New.
4724 * config/i386/i386.c (sysv_va_list_type_node): New.
4725 (ms_va_list_type_node): New.
4726 (ix86_function_type_abi): Remove sorry.
4727 (ix86_build_builtin_va_list_abi): New.
4728 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4730 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4731 (ix86_init_builtins_va_builtins_abi): New.
4732 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4734 (ix86_handle_abi_attribute): New.
4735 (attribute_spec): Add sysv_abi and ms_abi.
4736 (ix86_fn_abi_va_list): New.
4737 (ix86_canonical_va_list_type): New.
4738 (ix86_enum_va_list): New.
4739 (TARGET_FN_ABI_VA_LIST): New.
4740 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4741 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4742 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4743 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4744 (TARGET_ENUM_VA_LIST): New.
4745 * expr.h (std_fn_abi_va_list): New.
4746 (std_canonical_va_list_type): New.
4747 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4748 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4749 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4750 TARGET_CANONICAL_VA_LIST_TYPE.
4751 * target.h (struct gcc_target): Add fn_abi_va_list hook
4752 and canonical_va_list_type hook.
4754 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4756 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4757 integral and pointer types.
4759 2008-07-04 Roger Sayle <roger@eyesopen.com>
4761 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4762 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4764 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4767 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4769 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4771 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4772 build_gimple_modify_stmt.
4773 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4774 gimple operand. Use fold_build* instead of build*.
4776 2008-07-04 Richard Guenther <rguenther@suse.de>
4778 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4779 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4780 properly to compute the reachability set if we do field-sensitive PTA.
4781 * invoke.texi (max-fields-for-field-sensitive): Document default.
4782 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4783 100 for optimize >= 2.
4785 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4787 * ggc-zone.c (lookup_page_table_if_allocated,
4788 set_page_table_entry, zone_find_object_size, alloc_small_page,
4789 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4790 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4791 -Wc++-compat and/or -Wcast-qual warnings.
4793 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4796 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4797 pic_offset_table_rtx to be marked as used here.
4798 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4799 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4800 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4801 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4804 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4806 * alloc-pool.c (hash_descriptor, eq_descriptor,
4807 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4808 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4810 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4811 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4812 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4813 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4816 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4818 * tree-flow.h (loop_only_exit_p): Declare.
4819 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4820 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4821 the number of iterations if it is constant. Otherwise, if this is the
4822 only possible exit of the loop, use the conservative estimate on the
4823 number of iterations of the entire loop if available.
4825 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4827 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4828 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4829 Add synchronization functions.
4830 * config/sync.c: New file.
4831 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4832 (LIBGCC_SYNC_CFLAGS): Likewise.
4834 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4837 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4838 (*pushtf_sse): New insn pattern.
4839 (pushtf splitters): New splitters.
4841 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4844 * predict.c (build_predict_expr): Use void_type_node for the tree
4845 type, instead of NULL_TREE.
4847 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4849 * config/i386/i386.c (contains_aligned_value_p): Return true
4851 (ix86_data_alignment): Align TCmode to 128bits.
4852 (ix86_local_alignment): Likewise.
4854 2008-07-03 Andrew Haley <aph@redhat.com>
4857 * vec.h (VEC_TA): New.
4858 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4859 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4860 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4861 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4862 (C_COMMON_FIXED_TYPES): Remove first arg.
4863 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4864 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4865 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4866 not to use empty macro arguments.
4868 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4870 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4871 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4872 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4873 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4874 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4875 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4876 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4877 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4878 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4879 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4880 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4881 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4882 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4883 config/rs6000/e500crtres64gpr.asm,
4884 config/rs6000/e500crtres64gprctr.asm,
4885 config/rs6000/e500crtrest32gpr.asm,
4886 config/rs6000/e500crtrest64gpr.asm,
4887 config/rs6000/e500crtresx32gpr.asm,
4888 config/rs6000/e500crtresx64gpr.asm,
4889 config/rs6000/e500crtsav32gpr.asm,
4890 config/rs6000/e500crtsav64gpr.asm,
4891 config/rs6000/e500crtsav64gprctr.asm,
4892 config/rs6000/e500crtsavg32gpr.asm,
4893 config/rs6000/e500crtsavg64gpr.asm,
4894 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4895 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4896 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4897 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4898 config/sparc/sol2-cn.asm: Remove .file directives.
4900 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4902 * resource.c (mark_referenced_resources): Look inside
4903 UNSPEC_VOLATILEs and ASM_INPUTs.
4905 2008-07-02 Ian Lance Taylor <iant@google.com>
4907 * rtlanal.c (add_reg_note): New function.
4908 * rtl.h (add_reg_note): Declare.
4909 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4910 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4911 * builtins.c (expand_builtin_longjmp): Likewise.
4912 (expand_builtin_nonlocal_goto): Likewise.
4913 * calls.c (emit_call_1, expand_call): Likewise.
4914 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4915 * cfglayout.c (fixup_reorder_chain): Likewise.
4916 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4917 (commit_one_edge_insertion): Likewise.
4918 * combine.c (move_deaths, distribute_notes): Likewise.
4919 * df-problems.c (df_set_note): Likewise.
4920 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4921 (set_unique_reg_note): Likewise.
4922 (emit_copy_of_insn_after): Likewise.
4923 * expr.c (expand_expr_real): Likewise.
4924 * gcse.c (add_label_notes): Likewise.
4925 * haifa-sched.c (create_check_block_twin): Likewise.
4926 * jump.c (mark_jump_label_1): Likewise.
4927 * loop-doloop.c (add_test, doloop_modify): Likewise.
4928 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4929 * lower-subreg.c (move_eh_region_note): Likewise.
4930 * optabs.c (emit_libcall_block): Likewise.
4931 * predict.c (predict_insn): Likewise.
4932 (combine_predictions_for_insn): Likewise.
4933 * recog.c (peephole2_optimize): Likewise.
4934 * regmove.c (try_auto_increment): Likewise.
4935 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4936 * reload.c (find_reloads): Likewise.
4937 * reload1.c (fixup_eh_region_note): Likewise.
4938 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4939 * reorg.c (delete_prior_computation): Likewise.
4940 (delete_computation, dbr_schedule): Likewise.
4941 * config/pa/pa.c (legitimize_pic_address): Likewise.
4942 * config/sh/sh.c (sh_reorg): Likewise.
4944 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4947 * config/libgcc-glibc.ver: Add %exclude.
4948 * config/m32r/libgcc-glibc.ver: Likwise.
4949 * config/s390/libgcc-glibc.ver: Likwise.
4950 * config/sh/libgcc-glibc.ver: Likwise.
4951 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4953 * config/i386/libgcc-glibc.ver: New.
4955 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4957 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4959 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4960 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4961 i[34567]86-*-linux*, x86_64-*-linux*. Add
4962 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4963 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4964 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4965 i[34567]86-*-linux*, x86_64-*-linux*.
4967 * libgcc-std.ver: Add empty GCC_4.4.0.
4969 * mkmap-symver.awk: Support multiple versions per symbol.
4971 * config/i386/i386.c (ix86_init_builtins): Always define
4972 __builtin_fabsq and __builtin_copysignq with fallbacks.
4973 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4974 and __builtin_copysignq if SSE2 isn't available.
4976 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4977 (LIBGCC2_TF_CEXT): Likwise.
4980 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4982 * config/i386/sfp-machine.h: Moved to libgcc.
4984 * config/i386/sfp-machine.h: New.
4985 * config/i386/t-linux: Likwise.
4987 * config/i386/t-darwin: Remove softfp_wrap_start and
4989 * config/i386/t-darwin64: Likewise.
4991 * config/i386/t-fprules-softfp64: Renamed to ...
4992 * config/i386/t-fprules-softfp: This.
4994 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4995 and softfp_wrap_end.
4997 2008-07-02 Jason Merrill <jason@redhat.com>
4999 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
5001 * tree.c (ctor_to_list): New fn.
5002 * tree.h: Declare it.
5003 (CONSTRUCTOR_ELT): New macro.
5004 (CONSTRUCTOR_NELTS): New macro.
5006 2008-07-02 Richard Guenther <rguenther@suse.de>
5008 * tree-ssa-structalias.c (struct variable_info): Reorder
5009 to fill padding on 64bit hosts. Make collapsed_to an int.
5010 (get_varinfo_fc): Deal with that.
5011 (new_var_info): Likewise.
5012 (collapse_rest_of_var): Likewise.
5014 2008-07-02 Joshua Sumali <jsumali@redhat.com>
5016 * doc/install.texi (--enable-java-home): Document.
5017 (--enable-aot-compile-rpm): Likewise.
5018 (--with-arch-directory): Likewise.
5019 (--with-os-directory): Likewise.
5020 (--with-origin-name): Likewise.
5021 (--with-arch-suffix): Likewise.
5022 (--with-jvm-root-dir): Likewise.
5023 (--with-jvm-jar-dir): Likewise.
5024 (--with-python-dir): Likewise.
5026 2008-07-02 Richard Guenther <rguenther@suse.de>
5028 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
5029 from decls explicitly. Merge operand checking from tuples.
5031 2008-07-02 Martin Jambor <mjambor@suse.cz>
5033 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5035 2008-07-02 Martin Jambor <mjambor@suse.cz>
5037 * tree-switch-conversion.c: Included timevar.h
5038 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5040 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5042 2008-07-02 Martin Jambor <mjambor@suse.cz>
5044 * tree-switch-conversion.c: Corrected various comments and
5046 (build_constructors): Fixed minor formatting mistakes.
5048 * invoke.texi (Optimize Options): Corrected the
5049 switch-conversion-max-branch-ratio parameter.
5051 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5053 * final.c (asm_insn_count): Return zero for an empty asm body.
5055 2008-07-02 Richard Guenther <rguenther@suse.de>
5057 * bitmap.h (bitmap_set_bit): Return bool.
5058 (bitmap_clear_bit): Likewise.
5059 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5060 write to the bitmap if it would.
5061 (bitmap_clear_bit): Likewise.
5062 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5063 bitmap_set_bit return value.
5064 (add_pred_graph_edge): Likewise.
5065 (add_graph_edge): Likewise.
5066 (do_sd_constraint): Likewise.
5067 (do_ds_constraint): Likewise.
5069 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5071 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5072 Fix -Wc++-compat and/or -Wcast-qual warnings.
5073 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5074 gen_regparm_prefix): Likewise.
5075 * vmsdbgout.c (write_modbeg, lookup_filename,
5076 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5078 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5080 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5081 defaults.h definition apply.
5083 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5085 * function.c (assign_parm_remove_parallels): New.
5086 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5088 (assign_parm_setup_block): Do not handle them.
5089 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5090 assign_parm_remove_parallels.
5092 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5094 * c-typeck.c (convert_for_assignment): Use
5095 vector_targets_convertible_p.
5096 * c-common.c (vector_targets_convertible_p): New.
5097 * c-common.h (vector_targets_convertible_p): New prototype.
5098 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5099 opaque_p_V2SI_type_node.
5101 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5103 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5106 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5108 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5109 TFmode constants via two element DImode vector for hosts with
5110 HOST_BITS_PER_WIDE_INT < 64.
5111 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5112 also for HOST_BITS_PER_WIDE_INT < 64.
5114 2008-07-01 Richard Guenther <rguenther@suse.de>
5116 PR tree-optimization/36666
5117 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5118 (get_constraint_exp_from_ssa_var): Split into ...
5119 (get_constraint_exp_for_temp): ... this ...
5120 (get_constraint_for_ssa_var): ... and that.
5121 Return constraint expressions for all touched sub-fields
5122 if the results address is not taken.
5123 (process_constraint): Remove assertion that aggregate
5124 assignments do not happen at this place.
5125 (get_constraint_for_component_ref): Add address_p argument.
5126 Return constraint expressions for all touched sub-fields
5127 if the results address is not taken.
5128 (do_deref): Use get_constraint_exp_for_temp.
5129 (get_constraint_for_1): Rename from ...
5130 (get_constraint_for): ... this. Add the old function as wrapper.
5131 (do_structure_copy): Use get_constraint_for_1.
5133 2008-07-01 Martin Jambor <mjambor@suse.cz>
5135 * Makefile.in (tree-switch-conversion.o): Add.
5136 (OBJS-common): Add tree-swtch-conversion.o.
5137 * passes.c (init_optimization_passes): Add pass_convert_switch.
5138 * tree-pass.h: (pass_convert_switch): Add.
5139 * tree-switch-conversion.c: New file.
5140 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5141 * common.opt (ftree-cswtch): New option.
5142 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5143 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5144 * opts.c (decode_options): Set flag_tree_switch_conversion when
5145 optimization level is >= 2.
5146 * doc/invoke.texi (Optimize Options): Added description of
5147 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5149 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5151 * config/darwin-driver.c (darwin_default_min_version): Fix
5152 -Wc++-compat warnings.
5154 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5156 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5159 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5161 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5163 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5165 PR rtl-optimization/34744
5166 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5167 (df_scan_free_internal): Free data structures not
5168 allocated in storage pools.
5169 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5170 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5171 df_scan_free_mws_vec.
5172 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5175 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5177 * config/i386/i386.c (contains_aligned_value_p): Return true
5179 (ix86_function_arg_boundary): Return its natural boundary
5181 (return_in_memory_32): Don't check TDmode.
5182 (ix86_split_to_parts): Support splitting into 4 parts and
5183 support TFmode for 32bit target.
5184 (ix86_split_long_move): Support splitting into 4 parts.
5185 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5187 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5188 (ix86_init_builtins): Here.
5189 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5190 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5191 'q' and 'w', respectively.
5193 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5195 (movtf_internal): Likewise.
5196 (<code>tf2): Likewise.
5197 (*absnegtf2_sse): Likewise.
5198 (copysign<mode>3): Likewise.
5199 (copysign<mode>3_const): Likewise.
5200 (copysign<mode>3_var): Likewise.
5201 (define_split UNSPEC_COPYSIGN): Likewise.
5202 * config/i386/sse.md (*nandtf3): Likewise.
5203 (<code>tf3): Likewise.
5204 (*<code>tf3): Likewise.
5206 2008-06-30 Joey Ye <joey.ye@intel.com>
5207 H.J. Lu <hongjiu.lu@intel.com>
5209 * global.c (compute_regsets): Set frame_pointer_needed here.
5210 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5212 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5214 * doc/install.texi (specific): Expand Windows build notes.
5216 2008-06-30 Ira Rosen <irar@il.ibm.com>
5218 PR tree-optimization/36648
5219 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5220 number of prolog iterations by step. Fix the comment.
5222 2008-06-30 Richard Guenther <rguenther@suse.de>
5225 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5226 handle calls from ECF_MALLOC functions.
5227 (handle_pure_call): ECF_MALLOC functions do not return
5229 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5231 2008-06-29 Andreas Schwab <schwab@suse.de>
5233 * config/m68k/m68k.c (print_operand): Always print a float
5235 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5236 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5239 * config/rs6000/x-linux64: Remove never used file.
5241 2008-06-29 Richard Guenther <rguenther@suse.de>
5243 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5245 (struct alias_info): Move ...
5246 * tree-ssa-alias.c: ... here.
5247 (update_alias_info): Declare.
5248 (compute_may_aliases): Call it.
5249 (update_alias_info): New function.
5250 * tree-ssa-structalias.c (update_alias_info): Move ...
5251 * tree-ssa-alias.c (update_alias_info_1): ... here.
5252 * tree-ssa-structalias.c (process_constraint_1): Remove
5253 unused from_call argument. Rename to ...
5254 (process_constraint): ... this. Delete old wrapper.
5255 (make_constraint_to): Adjust callers.
5256 (handle_const_call): Likewise.
5257 (handle_pure_call): Likewise.
5258 (init_base_vars): Likewise.
5259 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5260 (find_func_aliases): We don't need structure copies for
5262 (make_constraint_from_anything): Remove.
5263 (create_variable_info_for): For globals make constraints
5264 from escaped, not from anything.
5265 (compute_points_to_sets): Do not call update_alias_info.
5266 (ipa_pta_execute): Use make_constraint_from.
5268 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5270 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5271 (bitmap.o-warn, dominance.o-warn): New.
5272 * configure.ac (cxx_compat_warn): Delete.
5273 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5274 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5276 * configure: Regenerate.
5278 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5281 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5283 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5284 * df-scan.c (df_notes_rescan): Likewise.
5285 * ggc-page.c (set_page_table_entry): Likewise.
5286 * intl.c (gcc_gettext_width): Likewise.
5287 * varasm.c (get_unnamed_section, get_noswitch_section,
5288 get_section): Likewise.
5290 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5292 * regrename.c (build_def_use): Don't copy RTX.
5294 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5296 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5297 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5298 punctuation. Use @ref instead of @xref.
5299 (Function Names): Remove stray @display/@end display.
5300 (C++ Attributes): Use @ref instead of @xref.
5301 (Deprecated Features): Fix punctuation around @xref.
5302 (Backwards Compatibility): Likewise.
5303 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5305 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5307 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5308 constants for E500 double.
5310 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5312 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5313 element type of const_vector.
5315 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5317 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5318 Remove FLAGS_REG clobber from expander pattern.
5319 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5320 (anddi3, andsi3, andhi3, andqi3): Ditto.
5321 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5322 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5323 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5324 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5325 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5326 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5327 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5328 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5330 2008-06-28 Richard Guenther <rguenther@suse.de>
5332 * tree-ssa-structalias.c (callused_id, var_callused,
5333 callused_tree): Add.
5334 (handle_pure_call): New function.
5335 (find_func_aliases): Call it.
5336 (find_what_p_points_to): Handle the call-used set.
5337 (clobber_what_escaped): Likewise.
5338 (compute_call_used_vars): New function.
5339 (init_base_vars): Init the call-used variable.
5340 (do_sd_constraint): Do not propagate the solution from CALLUSED
5341 but use CALLUSED as a placeholder.
5342 (solve_graph): Likewise.
5343 * tree-flow-inline.h (gimple_call_used_vars): New function.
5344 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5345 (compute_call_used_vars): Declare.
5346 * tree-ssa-alias.c (set_initial_properties): Call
5347 compute_call_used_vars.
5348 (reset_alias_info): Clear call-used variables.
5349 (add_call_clobber_ops): Assert we are not called for const/pure
5350 functions. Remove handling of them.
5351 (add_call_read_ops): Handle pure functions by adding the
5352 call-used set of variables as VUSEs.
5353 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5354 (delete_tree_ssa): Free it.
5355 * tree-dfa.c (remove_referenced_var): Clear the var from the
5358 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5360 * tree.c (build_varargs_function_type_list): New.
5361 (build_function_type_list_1): New.
5362 (build_function_type_list): Use build_function_type_list_1.
5363 * tree.h (build_varargs_function_type_list): New.
5365 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5368 * config/spu/spu.c (spu_builtin_splats): Do not generate
5369 invalid CONST_VECTOR expressions.
5370 (spu_expand_vector_init): Likewise.
5372 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5374 * optabs.c (libfunc_decls): New variable.
5375 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5376 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5377 for the same function twice.
5379 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5381 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5382 ix86_expand_binary_operator directly.
5383 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5385 (*ashrti3_1): Ditto.
5386 (*lshrti3_1): Ditto.
5387 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5388 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5389 using only one splitter. Conditionaly execute splitter before or
5390 after peephole2 pass.
5391 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5392 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5393 Use only one alternative in asm template.
5394 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5396 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5397 "J" operand constraint for operand 2.
5398 (*ashldi3_cconly_rex64): Ditto.
5399 (*ashrdi3_cmp_rex64): Ditto.
5400 (*ashrdi3_cconly_rex64): Ditto.
5401 (*lshrdi3_cmp_rex64): Ditto.
5402 (*lshrdi3_cconly_rex64): Ditto.
5403 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5404 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5405 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5408 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5410 * gimplify.c (omp_is_private): Don't return true if decl is not
5411 already private on #pragma omp for or #pragma omp parallel for.
5414 * tree-cfg.c (struct move_stmt_d): Replace block field with
5415 orig_block and new_block fields.
5416 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5417 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5418 (move_block_to_fn): Replace vars_map and new_label_map arguments
5419 with struct move_stmt_d pointer.
5420 (replace_block_vars_by_duplicates): New function.
5421 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5422 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5423 all subblocks of ORIG_BLOCK to the new function. Call
5424 replace_block_vars_by_duplicates.
5425 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5426 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5427 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5428 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5429 (expand_omp): Temporarily set input_location to the location of
5430 region's controlling stmt.
5431 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5432 BIND_EXPR, push ctx->block_vars and gimplification vars into
5433 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5435 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5436 there are any BLOCK_VARS.
5437 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5438 OMP_PARALLEL or OMP_TASK stmt.
5439 (lower_omp): Save and restore input_location around the lower_omp_1
5442 2008-06-27 Richard Guenther <rguenther@suse.de>
5444 PR tree-optimization/36400
5445 PR tree-optimization/36373
5446 PR tree-optimization/36344
5447 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5448 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5449 (update_alias_info): Remove call clobbering code.
5450 (make_constraint_to): New helper function.
5451 (make_escape_constraint): Likewise.
5452 (handle_rhs_call): Use it on all pointer containing arguments.
5453 Also mark the static chain escaped.
5454 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5455 instead of ANYTHING.
5456 (make_constraint_from): New helper split out from ...
5457 (make_constraint_from_anything): ... here.
5458 (find_func_aliases): Add constraints for escape sites.
5459 (intra_create_variable_infos): Make constraints from NONLOCAL
5461 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5463 (clobber_what_p_points_to): Remove.
5464 (clobber_what_escaped): New function.
5465 (init_base_vars): Init NONLOCAL and ESCAPED.
5466 (do_sd_constraint): Do not propagate the solution from ESCAPED
5467 but use ESCAPED as a placeholder.
5468 (solve_graph): Likewise.
5469 * tree-flow.h (clobber_what_p_points_to): Remove.
5470 (clobber_what_escaped): Declare.
5471 * tree-ssa-alias.c (set_initial_properties): Call it.
5472 Remove code clobbering escaped pointers.
5474 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5476 * function.c (allocate_struct_function): Only allocate a unique
5477 funcdef_no if the decl is nonzero.
5479 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5481 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5482 * config/mips/mips.c (mips_split_const_insns): New function.
5483 * config/mips/mips.md (move_type): New attribute.
5484 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5485 (dword_mode): New attribute.
5486 (type): Avoid long line. Map "move_type"s to "type"s,
5487 choosing "multi" for doubleword moves if appropriate.
5488 Swap MTC/MFC comments to match their declaration order.
5489 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5490 "type" is "branch" or "jal" is "direct".
5491 (length): Handle "extended_mips16" first. Make the default
5492 "0" for "ghost" instructions. Set the length from "move_type".
5493 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5494 of "type", with "sll0" for the register alternative. Remove the
5495 "extended_mips16" attribute.
5496 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5497 of "type", with "shift_shift" for the register alternative.
5498 Remove the "length" attribute.
5499 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5500 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5501 of "type", with "andi" for the register alternative.
5502 (*zero_extendqihi2): Likewise.
5503 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5504 of "andi" instead of a "type" of "arith".
5505 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5507 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5508 (mov_<store>r, *mov<mode>_ra): Likewise.
5509 (extendsidi2): Use "move_type" instead of "type", with "move"
5510 for the register alternative.
5511 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5512 of "type", with "signext" for the register alternative.
5513 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5514 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5515 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5516 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5517 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5518 (unnamed branch insn): Likewise.
5519 (*movdi_gp32_fp64): Fold into...
5520 (*movdi_32bit): ...here.
5521 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5522 (*movdf_hardfloat): ...this new pattern.
5523 (*movdf_softfloat): Remove redundant FPR alternatives.
5524 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5525 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5526 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5527 the "move" attribute.
5528 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5529 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5530 and "store" for COP loads and stores.
5531 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5532 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5533 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5534 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5535 (*movtf_mips16, *movv2sf): Likewise.
5536 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5537 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5538 (mfhc1<mode>): Use "move_type" instead of "move".
5539 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5540 (loadgp_blockage): Remove the "length" attribute.
5541 (blockage, set_got_version, update_got_version): Likewise.
5542 (call_internal): Remove the "extended_mips16" attribute.
5543 (call_value_internal, call_value_multiple_internal): Likewise.
5544 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5546 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5547 the "length" attribute.
5549 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5551 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5552 -Wcast-qual warnings.
5553 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5554 handle_pragma_pop_macro): Likewise.
5555 * collect2.c (resolve_lib_name): Likewise.
5556 * config/arc/arc.c (arc_init): Likewise.
5557 * config/arm/arm.c (neon_builtin_compare,
5558 locate_neon_builtin_icode): Likewise.
5559 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5560 * config/bfin/bfin.c (bfin_init_machine_status,
5561 bfin_optimize_loop): Likewise.
5562 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5563 * config/cris/cris.c (cris_init_expanders): Likewise.
5564 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5565 * config/darwin.c (machopic_indirection_eq,
5566 machopic_indirection_name, machopic_output_indirection): Likewise.
5567 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5568 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5569 frv_optimize_membar): Likewise.
5570 * config/i386/cygwin.h (mingw_scan,
5571 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5572 * config/i386/cygwin1.c (mingw_scan): Likewise.
5573 * config/i386/i386.c (machopic_output_stub): Likewise.
5574 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5575 i386_pe_unique_section): Likewise.
5576 * config/ia64/ia64.c (ia64_init_machine_status,
5577 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5579 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5580 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5581 * config/m68k/m68k.c (m68k_handle_option,
5582 m68k_sched_md_init_global): Likewise.
5583 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5584 mcore_unique_section): Likewise.
5585 * config/mips/mips.c (mips_block_move_straight,
5586 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5588 * config/mmix/mmix.c (mmix_init_machine_status,
5589 mmix_encode_section_info): Likewise.
5590 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5591 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5592 print_operand_address, output_toc, redefine_groups,
5593 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5594 * config/s390/s390.c (s390_init_machine_status): Likewise.
5595 * config/score/score.c (score_block_move_straight,
5596 score_block_move_loop_body): Likewise.
5597 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5598 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5599 * emit-rtl.c (find_auto_inc): Likewise.
5600 * gcc.c (translate_options, process_command): Likewise.
5601 * reorg.c (dbr_schedule): Likewise.
5602 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5603 * xcoffout.c (xcoffout_declare_function): Likewise.
5605 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5607 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5608 ipa-pta working again.
5610 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5612 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5615 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5617 * config.gcc (powerpc*-*-*): Add new core e500mc.
5618 * config/rs6000/e500mc.md: New file.
5619 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5621 (rs6000_override_options): Add e500mc case to
5622 processor_target_table. Altivec and Spe options not allowed
5623 with e500mc. Add isel instruction to e500mc by
5624 default. Initialize rs6000_cost for e500mc.
5625 (rs6000_issue_rate): Set issue rate for e500mc.
5626 * config/rs6000/rs6000.h (processor_type): Add
5627 PROCESSOR_PPCE500MC.
5628 (ASM_CPU_SPEC): Add e500mc.
5629 Set TARGET_ISEL to rs6000_isel.
5630 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5631 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5632 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5634 * doc/invoke.texi: Add e500mc to list of cpus.
5636 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5639 * c-lex.c (lex_charconst): Initialize unsignedp.
5641 2008-06-27 Olivier Hainque <hainque@adacore.com>
5643 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5644 documented assumptions.
5646 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5648 * dwarf2out.c: Remove trailing white spaces. Break long line
5651 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5653 * libfuncs.h (LTI_synchronize): New libfunc_index.
5654 (synchronize_libfunc): Declare.
5655 * builtins.c (expand_builtin_synchronize): Consider using
5656 synchronize_libfunc before falling back on an asm blockage.
5657 * config/mips/mips.c: Include libfuncs.h
5658 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5660 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5662 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5663 parameter. Copy stack_reg to r11 where appropriate.
5664 (no_global_regs_above): Add gpr parameter.
5665 (rs6000_stack_info): Only add padding for SPE save area if we
5666 are saving SPE GPRs and CR.
5667 (saveres_routine_syms): New variable.
5668 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5670 (rs6000_savres_routine_sym): New function.
5671 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5673 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5674 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5675 Tweak FPR out-of-line saving.
5676 (rs6000_make_savres_rtx): New function.
5677 (rs6000_use_multiple_p): New function.
5678 (rs6000_savres_strategy): New function.
5679 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5680 out-of-line if appropriate.
5681 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5682 if we are optimizing for size.
5683 (GP_SAVE_INLINE): Define.
5684 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5685 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5686 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5687 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5688 (*save_fpregs_<mode>): Add use of r11.
5689 (*restore_gpregs_<mode>): New insn.
5690 (*return_and_restore_gpregs_<mode>): New insn.
5691 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5693 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5694 (*restore_gpregs_spe): New insn.
5695 (*return_and_restore_gpregs_spe): New insn.
5696 * config/rs6000/predicates.md (save_world_operation): Fix check.
5698 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5700 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5701 this point, so assert that.
5703 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5705 * cfganal.c: Include vec.h and vecprim.h.
5706 (compute_idf): Import from...
5707 * tree-into-ssa (compute_idf): ...here.
5708 * basic-block.h (compute_idf): Export.
5710 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5712 * c-decl.c (merge_decls): Use !current_function_decl to check for
5713 extern declaration of C99 inline function being at file scope.
5715 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5717 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5719 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5721 * alias.c (record_alias_subset, init_alias_analysis): Fix
5722 -Wc++-compat and/or -Wcast-qual warnings.
5723 * attribs.c (lookup_attribute_spec): Likewise.
5724 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5725 copy_bb, connect_traces,
5726 find_rarely_executed_basic_blocks_and_cr): Likewise.
5727 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5728 note_btr_set, migrate_btr_defs): Likewise.
5729 * builtins.c (result_vector, expand_builtin_memcpy,
5730 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5731 builtin_memset_read_str, expand_builtin_printf,
5732 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5734 * caller-save.c (mark_set_regs): Likewise.
5735 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5736 * cgraph.c (cgraph_edge): Likewise.
5737 * combine.c (likely_spilled_retval_1): Likewise.
5738 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5739 htab_counts_entry_del, get_coverage_counts): Likewise.
5740 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5741 new_cselib_val): Likewise.
5742 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5743 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5745 * df-core.c (df_compact_blocks): Likewise.
5746 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5747 * df-scan.c (df_grow_reg_info, df_ref_create,
5748 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5749 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5750 df_record_entry_block_defs, df_record_exit_block_uses,
5751 df_bb_verify): Likewise.
5752 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5753 DF_REF_EXTRACT_MODE_CONST): New.
5754 * dominance.c (get_immediate_dominator, get_dominated_by,
5755 nearest_common_dominator, root_of_dom_tree,
5756 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5757 -Wc++-compat and/or -Wcast-qual warnings.
5758 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5759 record_store, replace_read, check_mem_read_rtx, scan_insn,
5760 dse_step1, dse_record_singleton_alias_set): Likewise.
5761 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5763 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5765 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5766 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5767 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5768 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5769 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5770 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5771 file_name_acquire, output_file_names, add_const_value_attribute,
5772 premark_used_types_helper, file_table_eq, file_table_hash,
5773 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5774 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5775 -Wcast-qual warnings.
5776 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5777 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5778 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5779 gen_reg_rtx, start_sequence, init_emit): Likewise.
5780 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5781 * except.c (init_eh_for_function, gen_eh_region,
5782 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5783 arh_to_landing_pad, arh_to_label, add_action_record,
5784 add_call_site, switch_to_exception_section): Likewise.
5785 * expmed.c (synth_mult): Likewise.
5786 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5787 store_expr): Likewise.
5788 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5790 * function.c (assign_stack_temp_for_type,
5791 allocate_struct_function, match_asm_constraints_1): Likewise.
5792 * gcov-io.c (gcov_allocate): Likewise.
5793 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5794 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5795 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5796 record_one_set, insert_expr_in_table, insert_set_in_table,
5797 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5798 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5799 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5800 -Wcast-qual warnings.
5802 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5804 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5805 -Wcast-qual warnings.
5806 * gcc.c (process_command): Likewise.
5807 * genattrtab.c (oballoc): Use XOBNEW.
5808 (oballocvec): Define.
5809 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5810 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5811 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5812 -Wc++-compat and/or -Wcast-qual warnings.
5813 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5814 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5815 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5816 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5817 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5818 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5819 add_excls, process_presence_absence_names,
5820 process_presence_absence_patterns, add_presence_absence,
5821 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5822 get_free_state, add_arc, get_free_automata_list_el,
5823 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5824 transform_3, cache_presence, create_ainsns, create_automata,
5825 create_state_ainsn_table, dfa_insn_code_enlarge,
5826 output_trans_func, output_min_issue_delay_func,
5827 output_dead_lock_func, output_reset_func,
5828 output_get_cpu_unit_code_func, output_dfa_start_func,
5829 expand_automata): Likewise.
5830 * genextract.c (gen_insn): Likewise.
5831 * gengtype-lex.l: Likewise.
5832 * gengtype.c (read_input_list, adjust_field_type,
5833 process_gc_options): Likewise.
5834 * genoutput.c (note_constraint): Likewise.
5835 * genpreds.c (mangle, add_constraint): Likewise.
5836 * genrecog.c (process_define_predicate, new_decision,
5837 add_to_sequence): Likewise.
5838 * gensupport.c (record_insn_name): Likewise.
5840 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5842 * config/i386/driver-i386.c (detect_caches_amd,
5843 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5844 and/or -Wcast-qual warnings.
5845 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5846 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5847 gt_pch_save): Likewise.
5848 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5849 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5850 * global.c (compute_regsets): Likewise.
5851 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5852 finish_graph_dump_file): Likewise.
5853 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5854 unlink_bb_notes): Likewise.
5855 * integrate.c (get_hard_reg_initial_val): Likewise.
5856 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5857 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5858 * local-alloc.c (update_equiv_regs): Likewise.
5859 * loop-invariant.c (check_invariant_table_size,
5860 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5862 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5863 altered_reg_used, mark_altered): Likewise.
5864 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5865 insert_var_expansion_initialization,
5866 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5867 release_var_copies): Likewise.
5868 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5869 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5870 analyze_accesses_for_phi_node, check_var_notmodified_p,
5871 check_allocation_function, find_sites_in_func,
5872 record_all_accesses_in_func, transform_access_sites,
5873 transform_allocation_sites): Likewise.
5874 * omp-low.c (new_omp_region, create_omp_child_function_name,
5875 check_omp_nesting_restrictions, check_combined_parallel,
5876 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5877 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5878 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5879 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5881 * opts-common.c (prune_options): Likewise.
5882 * opts.c (add_input_filename, print_filtered_help,
5883 get_option_state): Likewise.
5884 * params.c (add_params): Likewise.
5885 * passes.c (set_pass_for_id, next_pass_1,
5886 do_per_function_toporder, pass_fini_dump_file): Likewise.
5887 * postreload.c (reload_cse_simplify_operands): Likewise.
5888 * predict.c (tree_predicted_by_p, tree_predict_edge,
5889 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5891 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5893 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5895 * recog.c (check_asm_operands, validate_change_1): Likewise.
5896 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5897 subst_asm_stack_regs): Likewise.
5898 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5899 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5900 * regmove.c (reg_is_remote_constant_p): Likewise.
5901 * regrename.c (regrename_optimize, scan_rtx_reg,
5902 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5904 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5905 regstat_compute_calls_crossed): Likewise.
5906 * reload1.c (init_reload, new_insn_chain,
5907 has_nonexceptional_receiver, reload, copy_reloads,
5908 calculate_needs_all_insns, init_elim_table): Likewise.
5909 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5910 * rtl.c (shallow_copy_rtx_stat): Likewise.
5911 * rtlanal.c (parms_set): Likewise.
5912 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5913 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5914 * sched-ebb.c (earliest_block_with_similiar_load,
5915 add_deps_for_risky_insns): Likewise.
5916 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5917 schedule_region): Likewise.
5918 * see.c (eq_descriptor_pre_extension,
5919 hash_descriptor_pre_extension, hash_del_pre_extension,
5920 eq_descriptor_properties, hash_descriptor_properties,
5921 hash_del_properties, see_seek_pre_extension_expr,
5922 see_initialize_data_structures, see_print_register_properties,
5923 see_print_pre_extension_expr, see_delete_merged_def_extension,
5924 see_delete_unmerged_def_extension, see_emit_use_extension,
5925 see_pre_delete_extension, see_map_extension, see_commit_changes,
5926 see_analyze_merged_def_local_prop,
5927 see_analyze_merged_def_local_prop,
5928 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5929 see_set_prop_merged_def, see_set_prop_unmerged_def,
5930 see_set_prop_unmerged_use, see_print_one_extension,
5931 see_merge_one_use_extension, see_merge_one_def_extension,
5932 see_store_reference_and_extension, see_update_uses_relevancy,
5933 see_update_defs_relevancy): Likewise.
5934 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5935 hash_statistics_free, curr_statistics_hash): Likewise.
5936 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5937 expand_asm_operands, expand_return, case_bit_test_cmp,
5938 expand_case): Likewise.
5939 * stor-layout.c (start_record_layout): Likewise.
5940 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5941 gt_pch_save_stringpool): Likewise.
5942 * tree-data-ref.c (hash_stmt_vertex_info,
5943 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5944 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5946 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5949 * config/i386/i386.md : Change constraints of HImode and QImode
5950 immediate operands from "i" to "n". Change SImode "ni" constraint to
5951 "i" and SImode "rmi" constraint to "g". Remove all constraints
5952 from const0_operand and const1_operand predicated operands.
5953 (i): Change QImode and HImode attribute from "i" to "n".
5954 (*subqi_2): Change HImode operands to QImode.
5957 2008-06-25 Olivier Hainque <hainque@adacore.com>
5959 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5962 2008-06-25 Richard Guenther <rguenther@suse.de>
5964 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5965 not overflow the result type.
5967 2008-06-25 Richard Guenther <rguenther@suse.de>
5969 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5970 (vn_lookup): Likewise.
5972 2008-06-25 Richard Guenther <rguenther@suse.de>
5974 PR tree-optimization/35518
5975 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5976 * tree-sra.c (instantiate_element): Use fold_build3 to build
5978 (try_instantiate_multiple_fields): Likewise.
5980 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5982 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5985 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5987 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5988 use_backchain_to_restore_sp to true
5989 if the offset of the link register save area would go over the 32k - 1
5990 offset limit of the load
5993 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5995 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5996 anchor for the type-punning blurb. Cross-reference "Structures
5997 unions enumerations and bit-fields implementation". Provide a
5998 cast-through-pointer example. Make final sentence self-contained.
5999 * doc/implement-c.texi (Structures unions enumerations and
6000 bit-fields implementation): Cross-reference the type-punning blurb
6001 in the -fstrict-aliasing documentation.
6003 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
6006 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
6007 the memory instead of the memory itself for the save area.
6009 2008-06-24 Olivier Hainque <hainque@adacore.com>
6010 Nicolas Roche <roche@adacore.com>
6012 * gengtype.c (srcdir_len): size_t instead of int.
6013 (get_file_realbasename): New function. For F a filename, the real
6014 basename of F, with all the path components stripped.
6015 (get_file_srcdir_relative_path): New function. For F a filename, the
6016 relative path to F from $(srcdir).
6017 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
6018 get_file_realbasename. Adjust the head comment.
6019 (get_prefix_langdir_index): New function. For F a filename, return the
6020 lang_dir_names[] relative index of the language directory that is
6022 (get_file_langdir): For F a filename, return the name of the language
6023 directory where F is located.
6024 (get_file_gtfilename): New function. The gt- output file name for an
6026 (get_output_file_with_visibility): Replace in-line computations with
6027 uses of get_file_gtfilename and get_prefix_langdir_index.
6028 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
6030 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6032 PR tree-optimization/36504
6033 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6034 references without base address.
6036 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6039 * calls.c (expand_call): Increase alignment for recursive functions.
6041 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6043 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6044 (TARGET_FUNCTION_VALUE): New define.
6045 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6046 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6048 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6050 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6051 (fmod<mode>3): Ditto.
6052 (remainderxf3): Ditto.
6053 (remainder<mode>3): Ditto.
6055 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6058 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6059 REG is a hard register.
6061 PR tree-optimization/36508
6062 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6063 499, don't check it at all in release compilers.
6065 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6067 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6068 together with SSE_TARGET_MATH to disable insn pattern.
6069 (*fop_<MODEF:mode>_2_i387): Ditto.
6070 (*fop_<MODEF:mode>_3_i387): Ditto.
6072 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6074 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6076 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6079 * gimplify.c (gimplify_asm_expr): Check the return code of
6080 parse_output_constraint call, set function return and is_inout
6083 2008-06-22 Ian Lance Taylor <iant@google.com>
6085 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6086 (narrowest_signed_type): Likewise.
6087 * c-typeck.c (c_common_type): Change local variable mclass to enum
6089 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6090 tcc_comparison, not the tree code itself.
6091 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6092 (c_expand_expr): Cast modifier to enum expand_modifier.
6093 * c-common.h (C_RID_CODE): Add casts.
6094 (C_SET_RID_CODE): Define.
6095 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6096 (c_lex_one_token): Add cast to avoid warning.
6097 (c_parser_objc_type_name): Rename local typename to type_name.
6098 (check_no_duplicate_clause): Change code parameter to enum
6100 (c_parser_omp_var_list_parens): Change kind parameter to enum
6102 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6103 c_parser_omp_list_var_parens.
6104 (c_parser_omp_threadprivate): Likewise.
6105 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6106 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6107 * c-format.c (NO_FMT): Define.
6108 (printf_length_specs): Use NO_FMT.
6109 (asm_fprintf_length_specs): Likewise.
6110 (gcc_diag_length_specs): Likewise.
6111 (scanf_length_specs): Likewise.
6112 (strfmon_length_specs): Likewise.
6113 (gcc_gfc_length_specs): Likewise.
6114 (printf_flag_specs): Change 0 to STD_C89.
6115 (asm_fprintf_flag_specs): Likewise.
6116 (gcc_diag_flag_specs): Likewise.
6117 (gcc_cxxdiag_flag_specs): Likewise.
6118 (scanf_flag_specs): Likewise.
6119 (strftime_flag_specs): Likewise.
6120 (strfmon_flag_specs): Likewise.
6121 (print_char_table): Likewise.
6122 (asm_fprintf_char_table): Likewise.
6123 (gcc_diag_char_table): Likewise.
6124 (gcc_tdiag_char_table): Likewise.
6125 (gcc_cdiag_char_table): Likewise.
6126 (gcc_cxxdiag_char_table): Likewise.
6127 (gcc_gfc_char_table): Likewise.
6128 (scan_char_table): Likewise.
6129 (time_char_table): Likewis.
6130 (monetary_char_table): Likewise.
6131 * c-format.h (BADLEN): Likewise.
6133 2008-06-21 Ian Lance Taylor <iant@google.com>
6135 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6136 Define END_OF_BASE_TREE_CODES around inclusion.
6137 * tree.c (tree_code_type): New global array.
6138 (tree_code_length, tree_code_name): Likewise.
6139 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6141 (all-tree.def, s-alltree): New targets.
6142 (gencheck.h, s-gencheck): Remove.
6143 (tree.o): Depend upon all-tree.def.
6144 (build/gencheck.o): Remove gencheck.h dependency.
6145 (mostlyclean): Don't remove gencheck.h.
6146 * c-common.h (enum c_tree_code): Remove.
6147 * c-lang.c (tree_code_type): Remove.
6148 (tree_code_length, tree_code_name): Remove.
6149 * gencheck.c (tree_codes): Include all-tree.def, rather than
6150 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6152 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6154 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6155 (operator_name_info): Size to MAX_TREE_CODES.
6156 (assignment_operator_name_info): Likewise.
6157 * cp/cp-lang.c (tree_code_type): Remove.
6158 (tree_code_length, tree_code_name): Remove.
6159 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6160 (assignment_operator_name_info): Likewise.
6161 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6163 * cp/mangle.c (write_expression): Likewise.
6164 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6165 * fortran/f95-lang.c (tree_code_type): Remove.
6166 (tree_code_length, tree_code_name): Remove.
6167 * java/java-tree.h (enum java_tree_code): Remove.
6168 * java/lang.c (tree_code_type): Remove.
6169 (tree_code_length, tree_code_name): Remove.
6170 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6171 * objc/objc-act.h (enum objc_tree_code): Remove.
6172 * objc/objc-lang.c (tree_code_type): Remove.
6173 (tree_code_length, tree_code_name): Remove.
6174 * objcp/objcp-lang.c (tree_code_type): Remove.
6175 (tree_code_length, tree_code_name): Remove.
6176 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6177 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6178 * ada/misc.c (tree_code_type): Remove.
6179 (tree_code_length, tree_code_name): Remove.
6181 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6183 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6184 the grand_bitmap_obstack.
6186 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6188 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6189 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6190 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6191 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6192 move_stmt_r, new_label_mapper): Likewise.
6193 * tree-complex.c (cvc_lookup): Likewise.
6194 * tree-dfa.c (create_function_ann): Likewise.
6195 * tree-dump.c (dump_register): Likewise.
6196 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6197 find_phi_replacement_condition): Likewise.
6198 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6199 tree_function_versioning): Likewise.
6200 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6201 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6202 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6203 get_nonlocal_debug_decl, convert_nonlocal_reference,
6204 convert_nonlocal_omp_clauses, get_local_debug_decl,
6205 convert_local_reference, convert_local_omp_clauses,
6206 convert_nl_goto_reference, convert_nl_goto_receiver,
6207 convert_tramp_reference, convert_call_expr): Likewise.
6208 * tree-outof-ssa.c (contains_tree_r): Likewise.
6209 * tree-parloops.c (reduction_phi, initialize_reductions,
6210 eliminate_local_variables_1, add_field_for_reduction,
6211 add_field_for_name, create_phi_for_local_result,
6212 create_call_for_reduction_1, create_loads_for_reductions,
6213 create_stores_for_reduction, create_loads_and_stores_for_name):
6215 * tree-phinodes.c (allocate_phi_node): Likewise.
6216 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6217 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6218 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6219 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6220 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6221 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6222 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6223 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6224 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6225 vn_nary_op_insert): Likewise.
6226 * tree-ssa.c (redirect_edge_var_map_add,
6227 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6228 * tree-vectorizer.c (vectorize_loops): Likewise.
6229 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6230 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6231 tree_cons_stat, build1_stat, build_variant_type_copy,
6232 decl_init_priority_lookup, decl_fini_priority_lookup,
6233 decl_priority_info, decl_restrict_base_lookup,
6234 decl_restrict_base_insert, decl_debug_expr_lookup,
6235 decl_debug_expr_insert, decl_value_expr_lookup,
6236 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6237 type_hash_add, get_file_function_name, tree_check_failed,
6238 tree_not_check_failed, tree_range_check_failed,
6239 omp_clause_range_check_failed, build_omp_clause,
6240 build_vl_exp_stat): Likewise.
6241 * value-prof.c (gimple_histogram_value,
6242 gimple_duplicate_stmt_histograms): Likewise.
6243 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6244 unshare_variable, variable_union_info_cmp_pos, variable_union,
6245 dataflow_set_different_1, dataflow_set_different_2,
6246 vt_find_locations, variable_was_changed, set_variable_part,
6247 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6248 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6249 section_entry_hash, object_block_entry_eq,
6250 object_block_entry_hash, create_block_symbol,
6251 initialize_cold_section_name, default_function_rodata_section,
6252 strip_reg_name, set_user_assembler_name, const_desc_eq,
6253 build_constant_desc, output_constant_def, lookup_constant_def,
6254 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6255 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6256 default_internal_label): Likewise.
6257 * varray.c (varray_init, varray_grow): Likewise.
6258 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6260 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6262 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6263 operators for "test" insn. Macroize insn using SWI mode macro.
6264 (*jcc_fused_2): Ditto.
6265 (*jcc_fused_3): Macroize insn using SWI mode macro.
6266 (*jcc_fused_4): Ditto.
6268 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6270 * tree-ssa-pre.c: Fix typo in comment.
6271 (init_antic, fini_antic): Add explicit funtions for
6272 initializing and deinitializing ANTIC and AVAIL sets.
6273 (create_expression_by_pieces): Fix typo in comment.
6274 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6275 (execute_pre): Eventually dump details about ANTIC_IN.
6277 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6279 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6280 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6281 add_to_obstack, file_at_path, find_a_file, execute,
6282 add_preprocessor_option, add_assembler_option, add_linker_option,
6283 process_command, insert_wrapper, do_option_spec, do_self_spec,
6284 spec_path, do_spec_1, is_directory, main, used_arg,
6285 getenv_spec_function): Likewise.
6286 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6287 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6290 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6292 * doc/rtl.texi: Updated subreg section.
6294 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6297 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6298 node->needed and node->reachable.
6299 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6300 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6301 (expand_task_call): Don't call expand_task_copyfn.
6302 (expand_task_copyfn): Renamed to...
6303 (finalize_task_copyfn): ... this.
6305 2008-06-19 Jan Hubicka <jh@suse.cz>
6307 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6308 clobbering framepointer.
6310 2008-06-19 Jan Hubicka <jh@suse.cz>
6312 * tree-optimize.c (execute_early_local_optimizations): Set
6313 cgraph_state only at first invocation.
6315 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6317 * system.h (-Wc++-compat): Activate as a warning, no an error.
6319 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6321 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6322 instead of "#" in insn asm template.
6323 (*jcc_fused_2): Ditto.
6325 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6327 * config/i386/i386.h (ix86_tune_indices)
6328 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6329 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6330 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6331 (*jcc_fused_2): Ditto.
6332 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6333 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6334 (print operand): Handle 'E' and 'e' code.
6336 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6338 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6339 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6340 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6342 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6344 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6346 (cgraph_expand_function): Use local copy of decl.
6347 (cgraph_expand_all_functions): Remove redundant initialization of
6349 (cgraph_optimize): Reword internal_error message.
6351 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6353 * arm-protos.h (arm_return_in_memory): Remove public
6354 arm_return_in_memory() prototype.
6355 * arm.c (arm_return_in_memory): Add static prototype, add target
6356 hook macro, change definition and comments.
6357 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6359 2008-06-19 Ben Elliston <bje@au.ibm.com>
6361 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6362 real.c: Remove references to IEEE 754R.
6363 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6364 * doc/libgcc.texi (Decimal float library routines): Likewise.
6366 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6368 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6369 (default_unwind_word_mode): Add prototype.
6370 * targhooks.c (default_unwind_word_mode): New function.
6371 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6372 instead of word_mode.
6373 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6374 (TARGET_INITIALIZER): Use it.
6376 * c-common.c (handle_mode_attribute): Support "unwind_word"
6378 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6380 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6381 word_mode to access SjLj_Function_Context member "data".
6382 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6383 conversion from targetm.eh_return_filter_mode () to
6384 targetm.unwind_word_mode () if they differ.
6386 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6387 (BT_FN_UNWINDWORD_PTR): New function type.
6388 (BT_FN_WORD_PTR): Remove.
6389 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6390 * except.c (expand_builtin_extend_pointer): Convert pointer to
6391 targetm.unwind_word_mode () instead of word_mode.
6393 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6394 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6395 (spu_unwind_word_mode): New function.
6396 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6397 (TARGET_UNWIND_WORD_MODE): Define.
6398 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6400 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6402 * config/spu/spu.c (reg_align): Remove.
6403 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6404 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6405 (spu_split_store): Likewise.
6407 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6409 * gcc/tree-vn.c: Fix typo in comment.
6411 2008-06-18 Jan Hubicka <jh@suse.cz>
6413 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6414 toplevel reorder too.
6416 2008-06-18 Jan Hubicka <jh@suse.cz>
6418 * c-opts.c (c_common_post_options): PCH is not compatible with
6420 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6421 -fno-toplevel-reorder by default now.
6423 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6425 PR documentation/30739
6426 * doc/install.texi (Prerequisites): Document dependency on awk.
6428 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6429 Ian Lance Taylor <iant@google.com>
6431 PR rtl-optimization/35604
6432 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6433 only want to change jump destinations, not eventual label comparisons.
6435 2008-06-16 Jan Hubicka <jh@suse.cz>
6437 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6439 (cgraph_analyze_function): Likewise.
6441 2008-06-16 Jan Hubicka <jh@suse.cz>
6443 * cgraph.h (cgraph_mark_if_needed): New function.
6444 * cgraphunit.c (cgraph_mark_if_needed): New function.
6445 * c-decl.c (duplicate_decl): Use it.
6447 2008-06-16 Jan Hubicka <jh@suse.cz>
6449 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6452 2008-06-16 Jan Hubicka <jh@suse.cz>
6454 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6456 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6457 Kazu Hirata <kazu@codesourcery.com>
6458 Maxim Kuvyrkov <maxim@codesourcery.com
6460 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6461 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6462 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6463 EXTRA_SPEC_FUNCTIONS.
6464 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6465 (DRIVER_SELF_SPECS): Adjust.
6466 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6467 * config/mips/st.h, config/mips/t-st: New.
6468 * config/mips/driver-native.c, config/mips/x-native: New.
6469 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6472 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6474 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6476 (ISA_HAS_FP_CONDMOVE): New macro.
6477 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6478 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6479 (ISA_HAS_NMADD3_NMSUB3): New macro.
6480 * config/mips/mips.c (mips_rtx_costs): Update.
6481 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6482 compiling for ST Loongson 2E/2F.
6483 (madd<mode>): Rename to madd4<mode>. Update.
6484 (madd3<mode>): New pattern.
6485 (msub<mode>): Rename to msub4<mode>. Update.
6486 (msub3<mode>): New pattern.
6487 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6488 (nmadd3<mode>): New pattern.
6489 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6490 (nmadd3<mode>_fastmath): New pattern.
6491 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6492 (nmsub3<mode>): New pattern.
6493 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6494 (nmsub3<mode>_fastmath): New pattern.
6495 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6497 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6499 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6500 (DF_REF_INSN_INFO): New.
6501 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6502 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6503 with a NULL DF_REF_INSN_INFO.
6504 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6506 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6507 DF_INSN_INFO_EQ_USES): New.
6508 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6509 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6510 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6511 * df-core.c: Update comment for above changes.
6512 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6513 DF_INSN_UID_* macros.
6514 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6515 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6516 insn rtx. Update all callers.
6517 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6518 df_ref_create_structure, df_insn_refs_collect): Likewise.
6519 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6520 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6521 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6522 macros to access the insn refs.
6523 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6524 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6525 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6526 for accessing the refs.
6527 (try_fwprop_subst): Likewise.
6528 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6529 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6530 for accessing the refs.
6531 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6532 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6533 to look at the insn refs.
6534 (record_uses): Likewise.
6535 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6537 (mark_artificial_uses): Don't mark_insn for artificial refs.
6538 (mark_reg_rependencies): Likewise.
6540 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6542 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6544 * configure: Regenerate.
6546 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6548 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6549 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6550 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6552 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6554 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6555 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6556 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6558 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6560 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6561 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6562 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6564 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6566 * tree-ssa-sccvn.c: Fix format of comments.
6568 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6570 * cgraph.c: Remove unneeded forward declarations of eq_node()
6573 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6575 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6577 (see_update_relevancy): Likewise.
6578 * fwprop.c (try_fwprop_subst): Likewise.
6579 * rtlanal.c (noop_move_p): Likewise.
6580 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6581 notes to non-existing libcall blocks.
6582 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6584 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6585 (dead_libcall_p): Remove.
6586 (delete_trivially_dead_insns): Don't use it.
6587 * web.c (union_defs): Remove comment about keeping nops.
6588 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6589 (compute_hash_table_work): Don't track libcall notes.
6590 (do_local_cprop): Don't take libcall pointers. Don't update
6592 (adjust_libcall_notes): Deleted.
6593 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6594 ever have existed in the first place).
6595 (replace_store_insn): Don't try to remove libcall notes.
6596 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6597 (resolve_reg_notes): Don't call them.
6598 (resolve_simple_move): Likewise.
6599 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6600 Don't remove REG_RETVAL notes.
6601 * emit-rtl.c (try_split): Don't update libcall notes.
6602 (emit_copy_of_insn_after): Dito.
6603 * cselib.c (cselib_current_insn_in_libcall): Remove.
6604 (cselib_process_insn): Don't set/clear it.
6605 (new_elt_loc_list): Don't record it.
6606 (cselib_init): Don't initialize it.
6607 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6608 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6610 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6611 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6612 (init_deps): Don't initialize it.
6613 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6614 * combine.c (delete_noop_moves): Don't update libcall notes.
6615 (can_combine_p): Remove now pointless #if 0 block.
6616 (try_combine): Remove another obsolete #if 0 block.
6617 (distribute_notes): Don't distribute libcall notes.
6618 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6619 * dce.c (libcall_dead_p): Remove.
6620 (delete_unmarked_insns): Don't handle libcall blocks.
6621 (preserve_libcall_for_dce): Remove.
6622 (prescan_insns_for_dce): Don't special-case libcall block insns.
6623 * reload1 (reload): Don't handle libcall notes.
6624 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6627 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6629 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6630 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6631 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6633 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6635 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6636 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6637 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6639 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6641 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6643 2008-06-16 Ira Rosen <irar@il.ibm.com>
6645 PR tree-optimization/36493
6646 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6647 the arguments list. Use VECTYPE to create vector pointer.
6648 (vectorizable_store): Fail if accesses through a pointer to vectype
6649 do not alias the original memory reference operands.
6650 Call vect_create_data_ref_ptr without the removed argument.
6651 (vectorizable_load): Likewise.
6652 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6655 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6658 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6661 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6663 * config/mips/loongson2ef.md: New file.
6664 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6665 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6666 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6667 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6668 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6670 (loongson2ef.md): New include.
6671 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6672 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6673 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6674 (loongson_gt_<mode>, loongson_extract_halfword)
6675 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6676 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6677 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6678 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6679 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6680 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6681 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6682 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6683 (vec_interleave_low<mode>): Define type attribute.
6684 * config/mips/mips.c (mips_ls2): New static variable.
6685 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6686 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6687 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6688 Implement target scheduling hooks.
6689 (mips_multipass_dfa_lookahead): Update to handle tuning for
6691 (mips_sched_init): Initialize data for Loongson scheduling.
6692 (mips_ls2_variable_issue): New static function.
6693 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6695 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6696 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6697 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6698 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6699 Handle ST Loongson 2E/2F cores.
6700 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6702 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6704 * omp-low.c (extract_omp_for_data): Fix comment typo.
6707 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6709 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6710 FIXME note about gcc/config.guess.
6711 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6712 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6713 * doc/cppopts.texi: Likewise.
6714 * doc/extend.texi: Likewise.
6715 * doc/gcc.texi: Likewise.
6716 * doc/gccint.texi: Likewise.
6717 * doc/gcov.texi: Likewise.
6718 * doc/gty.texi: Likewise.
6719 * doc/hostconfig.texi: Likewise.
6720 * doc/install.texi: Likewise.
6721 * doc/invoke.texi: Likewise.
6722 * doc/loop.texi: Likewise.
6723 * doc/makefile.texi: Likewise.
6724 * doc/md.texi: Likewise.
6725 * doc/passes.texi: Likewise.
6726 * doc/tm.texi: Likewise.
6727 * doc/tree-ssa.texi: Likewise.
6728 * doc/trouble.texi: Likewise.
6730 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6731 Nathan Sidwell <nathan@codesourcery.com>
6732 Maxim Kuvyrkov <maxim@codesourcery.com>
6733 Richard Sandiford <rdsandiford@googlemail.com>
6735 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6736 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6737 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6739 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6740 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6741 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6743 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6744 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6745 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6746 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6747 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6748 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6749 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6750 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6751 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6752 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6753 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6754 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6755 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6756 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6757 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6758 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6759 (mips_builtins): Add Loongson builtins.
6760 (mips_loongson_2ef_bdesc): New.
6761 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6762 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6763 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6764 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6766 (mips_expand_vector_init): New.
6767 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6768 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6770 * config/mips/mips.md: Add unspec numbers for Loongson
6771 builtins. Include loongson.md.
6772 (MOVE64): Include Loongson vector modes.
6773 (SPLITF): Include Loongson vector modes.
6774 (HALFMODE): Handle Loongson vector modes.
6775 * config/mips/loongson.md: New.
6776 * config/mips/loongson.h: New.
6777 * config.gcc: Add loongson.h header for mips*-*-* targets.
6778 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6780 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6782 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6783 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6784 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6785 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6786 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6787 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6788 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6789 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6790 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6791 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6792 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6793 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6794 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6795 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6796 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6797 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6798 Remove use_fixproto=yes.
6799 (ia64*-*-hpux*): Remove comment about using fixproto.
6800 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6802 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6804 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6806 * configure: Regenerate.
6808 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6811 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6812 before evaluating it.
6814 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6817 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6818 nested inline functions.
6819 (start_decl, start_function): Don't invert DECL_EXTERNAL
6820 for nested inline functions.
6822 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6824 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6825 splits that must be made for correctness.
6827 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6829 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6830 (AVAIL_NON_MIPS16): Likewise.
6831 (mips_builtin_description): Replace target_flags with a predicate.
6832 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6833 (dspr2_32): New availability predicates.
6834 (MIPS_BUILTIN): New macro.
6835 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6836 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6837 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6838 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6839 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6840 (mips_dsp_32only_bdesc): Merge into...
6841 (mips_builtins): ...this new array.
6842 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6843 (mips_init_builtins): Update after above changes.
6844 (mips_expand_builtin_1): Merge into...
6845 (mips_expand_builtin): ...here and update after above changes.
6847 2008-06-12 Paul Brook <paul@codesourcery.com>
6849 * longlong.h (__arm__): Define count_leading_zeros.
6850 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6851 (clzsi2, clzdi2): New functions.
6852 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6853 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6854 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6855 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6856 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6857 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6858 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6859 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6860 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6861 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6863 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6865 * config/m68k/m68k.c (m68k_tune_flags): New.
6866 (override_options): Compute m68k_tune_flags.
6867 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6868 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6870 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6873 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6875 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6877 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6878 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6880 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6882 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6883 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6885 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6888 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6891 2008-06-12 Richard Guenther <rguenther@suse.de>
6893 PR tree-optimization/36345
6894 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6895 add memory_tag_needed flag.
6896 (may_alias_p): Declare.
6897 * tree-ssa-alias.c (may_alias_p): Export.
6898 (set_initial_properties): Use memory_tag_needed flag.
6899 (update_reference_counts): Likewise.
6900 (reset_alias_info): Reset memory_tag_needed flag.
6901 (create_name_tags): Check memory_tag_needed flag.
6902 (dump_points_to_info_for): Dump it.
6903 * tree-ssa-structalias.c (struct variable_info): Remove
6904 directly_dereferenced flag.
6905 (new_var_info): Do not initialize it.
6906 (process_constraint_1): Do not set it.
6907 (update_alias_info): Set is_dereferenced flag.
6908 (set_uids_in_ptset): Use may_alias_p.
6909 (set_used_smts): Check memory_tag_needed flag.
6910 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6911 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6912 memory_tag_needed flag.
6913 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6916 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6918 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6919 red zone for w64 abi.
6920 (ix86_expand_prologue): Likewise.
6921 (ix86_force_to_memory): Likewise.
6922 (ix86_free_from_memory): Likewise.
6924 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6927 * config/rs6000/rs6000.c (rs6000_override_options): Set
6928 rs6000_isel conditionally to the absence of comand line override.
6929 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6930 Remove duplicate rs6000_isel setting.
6931 * config/rs6000/eabispe.h: Ditto.
6933 2008-06-11 Richard Guenther <rguenther@suse.de>
6935 * alias.c (get_alias_set): Use the element alias-set for arrays.
6936 (record_component_aliases): For arrays and vectors do nothing.
6937 * c-common.c (strict_aliasing_warning): Handle the cases
6938 of alias set zero explicitly.
6939 * Makefile.in (dfp.o-warn): Add -Wno-error.
6941 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6943 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6945 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6946 tune_32 tune_64 to supported_defaults. Allow values not
6947 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6948 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6949 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6950 with_cpu_64 to generic for 64-bit-supporting configurations, not
6951 with_cpu. Remove FIXMEs.
6952 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6953 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6954 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6955 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6956 arch_32 and arch_64.
6958 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6959 Olivier Hainque <hainque@adacore.com>
6961 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6962 Use DECL_SIZE_UNIT to retrieve the size of the field.
6964 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6966 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6967 with function calls after declarations. Lay out
6968 neon_float_type_node before further use.
6970 2008-06-11 Richard Guenther <rguenther@suse.de>
6972 * tree-flow.h (may_point_to_global_var): Declare.
6973 * tree-ssa-alias.c (may_point_to_global_var): New function.
6974 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6976 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6978 * configure.ac: Teach that fido supports .debug_line.
6979 * configure: Regenerate.
6981 2008-06-10 Tom Tromey <tromey@redhat.com>
6983 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6986 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6988 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6989 (encode_decimal64, decode_decimal64, encode_decimal128,
6990 decode_decimal128): Reverse order of 32-bit parts of value if host
6991 and target endianness differ.
6993 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6995 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6996 Avoid division by 0.
6997 (tree_mod_pow2_value_transform): Likewise.
6998 (tree_ic_transform): Likewise.
6999 (tree_stringops_transform): Likewise.
7000 (tree_mod_subtract_transform): Likewise.
7001 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
7002 (copy_edges_for_bb): Likewise.
7003 (initialize_cfun): Likewise.
7005 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7007 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
7008 nonmemory_operand. Add "N" operand constraint.
7010 (*jcc_btdi_mask_rex64): New instruction and split pattern.
7011 (*jcc_btsi_mask): Ditto.
7012 (*jcc_btsi_mask_1): Ditto.
7014 2008-06-10 Joseph Myers <joseph@codesourcery.com>
7016 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
7017 TYPE_CANONICAL for copied element type.
7019 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
7022 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
7023 Add m_CORE2 and m_GENERIC.
7024 * config/i386/predicates.md (bt_comparison_operator): New predicate.
7025 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
7027 (*jcc_btdi_rex64): New instruction and split pattern.
7029 (*jcc_btsi_1): Ditto.
7030 (*btsq): Fix Intel asm dialect operand order.
7034 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7037 * simplify-rtx.c (simplify_subreg): Add check for shift count
7040 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7042 * doc/md.texi: Synchronize with later constraints.md change.
7043 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7044 with a C implementation.
7045 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7047 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7048 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7049 when moving to and from MD_REGNUM.
7050 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7051 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7052 Handle byte and halfword moves.
7053 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7055 * config/mips/constraints.md (h): Turn into NO_REGS.
7056 (l, x): Update documentation.
7057 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7058 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7059 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7060 (HILO): New mode iterator.
7062 (any_div): New code iterator.
7063 (u): Extend code attribute to div and udiv.
7064 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7065 d_operand in the splitters. Remove redundant CONST_INT checks.
7066 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7067 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7068 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7069 accordingly, using normal moves instead of unspecs to move LO into
7070 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7071 (<u>mulsidi3): Handle expansion in C code.
7072 (<u>mulsidi3_32bit_internal): Rename to...
7073 (<u>mulsidi3_32bit): ...this.
7074 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7075 (*<u>mulsidi3_64bit): Rename to...
7076 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7077 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7078 to set LO and HI to the multiplication result. Use a normal move
7079 for MFLO and an unspec for MFHI.
7080 (*<u>mulsidi3_64bit_parts): Replace with...
7081 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7082 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7083 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7084 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7085 instead of HI. Split the instruction into a separate multiplication
7086 and MFHI if !TARGET_FIX_R4000.
7087 (<su>muldi3_highpart): Likewise.
7088 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7089 and the "=h" clobber.
7090 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7091 (<u>mulditi3): New expander.
7092 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7093 (madsi): Remove "=h" clobber.
7094 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7095 Force the modulus result to be a GPR and split the instruction into
7096 a division followed by an MFHI after reload.
7097 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7098 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7099 the MIPS16 HIGH define_split.
7100 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7101 of acc<->gpr moves to "multi".
7102 (*movdi_64bit): Replace the single "x" alternative with
7103 alternatives for moving into and out of "a".
7104 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7105 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7106 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7107 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7108 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7109 (movti): New expander.
7110 (*movti, *movti_mips16): New insns.
7111 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7112 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7113 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7114 * config/mips/predicates.md (fpr_operand): Delete.
7115 (d_operand): New predicate.
7117 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7119 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7120 failure on some Bourne shells.
7121 (x86_64-*-*): Ditto.
7123 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7125 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7127 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7129 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7130 (sparc-sun-solaris2*): Likewise.
7132 2008-06-09 Arnaud Charlet <charlet@adacore.com
7134 * doc/install.texi: Update requirements to build the Ada compiler.
7136 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7138 * df-scan.c (struct df_scan_problem_data): Remove the
7139 mw_link_pool alloc pool.
7140 (df_scan_free_internal): Don't free it.
7141 (df_scan_alloc): Don't allocate it.
7142 * df.h (struct df_link): Update comment.
7144 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7146 * except.h: Correct checks for when SJLJ exceptions must be used.
7148 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7150 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7153 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7155 PR tree-optimization/36218
7156 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7157 configure for the build system.
7158 (BUILD_LDFLAGS): Define.
7159 * configure: Regenerate.
7160 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7162 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7165 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7166 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7167 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7169 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7171 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7173 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7175 * config.gcc (Obsolete configurations): Remove list of
7177 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7178 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7179 targets matched by those patterns.
7180 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7181 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7182 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7183 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7184 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7185 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7186 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7187 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7188 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7189 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7190 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7191 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7192 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7193 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7194 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7195 Make code for Solaris 7 and greater unconditional for Solaris.
7196 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7197 Remove --with-* handling.
7198 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7199 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7200 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7201 LINK_OS_WINDISS_SPEC): Remove.
7202 * config/rs6000/sysv4.opt (mwindiss): Remove.
7203 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7204 * configure: Regenerate.
7205 * doc/cpp.texi: Don't mention BeOS.
7206 * doc/extend.texi (interrupt): Don't mention MS1.
7207 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7208 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7209 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7210 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7211 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7213 * doc/invoke.texi (MT Options): Remove.
7214 (-mwindiss): Remove.
7215 (CRIS Options): Remove cris-axis-aout references.
7216 (HPPA Options): Don't mention hppa1.1-*-pro.
7217 * doc/md.texi: (MorphoTech family): Remove.
7218 * libgcc2.c: Don't handle UWIN.
7219 * config/alpha/t-unicosmk: Remove.
7220 * config/alpha/unicosmk.h: Remove.
7221 * config/arm/kaos-arm.h: Remove.
7222 * config/arm/kaos-strongarm.h: Remove.
7223 * config/arm/strongarm-coff.h: Remove.
7224 * config/arm/strongarm-elf.h: Remove.
7225 * config/arm/strongarm-pe.h: Remove.
7226 * config/arm/t-strongarm-pe: Remove.
7227 * config/arm/t-xscale-coff: Remove.
7228 * config/arm/t-xscale-elf: Remove.
7229 * config/arm/xscale-coff.h: Remove.
7230 * config/arm/xscale-elf.h: Remove.
7231 * config/chorus.h: Remove.
7232 * config/cris/aout.h: Remove.
7233 * config/cris/aout.opt: Remove.
7234 * config/cris/t-aout: Remove.
7235 * config/i386/beos-elf.h: Remove.
7236 * config/i386/kaos-i386.h: Remove.
7237 * config/i386/ptx4-i.h: Remove.
7238 * config/i386/sco5.h: Remove.
7239 * config/i386/sco5.opt: Remove.
7240 * config/i386/sysv4-cpp.h: Remove.
7241 * config/i386/sysv5.h: Remove.
7242 * config/i386/t-beos: Remove.
7243 * config/i386/t-sco5: Remove.
7244 * config/i386/t-uwin: Remove.
7245 * config/i386/uwin.asm: Remove.
7246 * config/i386/uwin.h: Remove.
7247 * config/kaos.h: Remove.
7248 * config/mips/windiss.h: Remove.
7249 * config/mt: Remove directory.
7250 * config/pa/pa-osf.h: Remove.
7251 * config/pa/pa-pro-end.h: Remove.
7252 * config/pa/t-pro: Remove.
7253 * config/ptx4.h: Remove.
7254 * config/rs6000/beos.h: Remove.
7255 * config/rs6000/kaos-ppc.h: Remove.
7256 * config/rs6000/t-beos: Remove.
7257 * config/rs6000/windiss.h: Remove.
7258 * config/sh/kaos-sh.h: Remove.
7259 * config/sol2-6.h: Remove.
7260 * config/sparc/sol26-sld.h: Remove.
7261 * config/sparc/sysv4-only.h: Remove.
7262 * config/vax/bsd.h: Remove.
7263 * config/vax/t-memfuncs: Remove.
7264 * config/vax/ultrix.h: Remove.
7265 * config/vax/vaxv.h: Remove.
7266 * config/windiss.h: Remove.
7268 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7270 PR rtl-optimization/36438
7271 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7272 for vector shifts with constant scalar shift operands.
7274 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7276 * doc/invoke.texi: Document -march=xlr.
7277 * config/mips/xlr.md: New file.
7278 * config/mips/mips.md: Include it.
7280 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7281 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7282 (mips_rtx_cost_data): Likewise.
7284 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7286 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7287 PRE_INC and PRE_DEC cases.
7289 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7291 PR rtl-optimization/36419
7292 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7293 the emitting jump insn.
7296 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7297 is not bool, boolify the whole *expr_p and convert to the desired type.
7299 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7301 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7302 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7303 Add omp_private_outer_ref hook, add another argument to
7304 omp_clause_default_ctor hook.
7305 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7306 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7307 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7308 hook_tree_tree_tree_tree_null.
7309 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7310 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7311 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7312 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7313 * tree.def (OMP_TASK): New tree code.
7314 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7315 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7316 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7317 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7318 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7319 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7320 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7321 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7322 (OMP_DIRECTIVE_P): Add OMP_TASK.
7323 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7324 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7325 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7326 and OMP_CLAUSE_UNTIED entries.
7327 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7329 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7330 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7331 * tree-pretty-print.c (dump_omp_clause): Handle
7332 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7333 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7334 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7335 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7336 warning about unsigned iterators. Change decl/init/cond/incr
7337 arguments to TREE_VECs, check arguments for all collapsed loops.
7338 (c_finish_omp_taskwait): New function.
7339 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7341 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7342 default_function_array_conversion on init. Add par_clauses argument.
7343 If decl is present in parallel's lastprivate clause, change it to
7344 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7345 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7346 collapse count in clauses.
7347 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7348 c_parser_omp_for_loop callers.
7349 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7350 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7351 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7352 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7354 (c_parser_omp_clause_schedule): Handle schedule(auto).
7355 Include correct location in the error message.
7356 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7357 and PRAGMA_OMP_CLAUSE_UNTIED.
7358 (OMP_TASK_CLAUSE_MASK): Define.
7359 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7360 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7361 * tree-nested.c (convert_nonlocal_omp_clauses,
7362 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7363 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7364 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7365 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7367 (conver_nonlocal_reference, convert_local_reference,
7368 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7369 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7370 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7371 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7372 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7373 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7374 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7375 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7376 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7378 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7379 * c-common.h (c_finish_omp_taskwait): New prototype.
7380 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7381 * tree-parloops.c (create_parallel_loop): Create 1 entry
7382 vectors for OMP_FOR_{INIT,COND,INCR}.
7383 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7384 (make_edges): Handle OMP_TASK.
7385 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7386 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7387 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7388 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7389 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7390 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7391 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7392 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7393 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7394 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7395 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7396 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7397 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7398 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7399 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7400 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7401 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7402 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7403 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7404 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7405 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7406 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7407 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7408 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7409 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7410 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7411 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7412 original iterator is present in lastprivate clause or if
7413 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7414 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7415 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7416 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7417 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7418 if it is set, lookup var in outer contexts too. Handle
7419 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7420 to be implicitly determined firstprivate for task regions.
7421 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7422 if it is set, lookup var in outer contexts too. Set
7423 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7424 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7425 OMP_CLAUSE_UNTIED. Take region_type as last argument
7426 instead of in_parallel and in_combined_parallel.
7427 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7429 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7430 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7431 (new_omp_context): Set default_kind to
7432 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7433 (omp_region_type): New enum.
7434 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7435 fields, add region_type.
7436 (new_omp_context): Take region_type as argument instead of is_parallel
7437 and is_combined_parallel.
7438 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7439 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7440 ctx->is_combined_parallel checks.
7441 (gimplify_omp_task): New function.
7442 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7444 * omp-low.c (extract_omp_for_data): Use schedule(static)
7445 for schedule(auto). Handle pointer and unsigned iterators.
7446 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7447 Add loops argument. Extract data for collapsed OMP_FOR loops.
7448 (expand_parallel_call): Assert sched_kind isn't auto,
7449 map runtime schedule to index 3.
7450 (struct omp_for_data_loop): New type.
7451 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7452 Add loop, loops, collapse and iter_type fields.
7453 (workshare_safe_to_combine_p): Disallow combined for if
7454 iter_type is unsigned long long. Don't combine collapse > 1 loops
7455 unless all bounds and steps are constant. Adjust extract_omp_for_data
7457 (expand_omp_for_generic): Handle pointer, unsigned and long long
7458 iterators. Handle collapsed OMP_FOR loops. Adjust
7459 for struct omp_for_data changes. If libgomp function doesn't return
7460 boolean_type_node, add comparison of the return value with 0.
7461 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7462 pointer, unsigned and long long iterators. Adjust for struct
7463 omp_for_data changes.
7464 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7465 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7466 unsigned long long. Allocate loops array, pass it to
7467 extract_omp_for_data. For collapse > 1 loops use always
7468 expand_omp_for_generic.
7469 (omp_context): Add sfield_map and srecord_type fields.
7470 (is_task_ctx, lookup_sfield): New functions.
7471 (use_pointer_for_field): Use is_task_ctx helper. Change first
7472 argument's type from const_tree to tree. Clarify comment.
7473 In OMP_TASK disallow copy-in/out sharing.
7474 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7475 (install_var_field): Add mask argument. Populate both record_type
7476 and srecord_type if needed.
7477 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7479 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7480 and DECL_FIELD_OFFSET.
7481 (scan_sharing_clauses): Adjust install_var_field callers. For
7482 firstprivate clauses on explicit tasks allocate the var by value in
7483 record_type unconditionally, rather than by reference.
7484 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7485 Use is_taskreg_ctx instead of is_parallel_ctx.
7486 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7487 (create_omp_child_function_name): Add task_copy argument, use
7488 *_omp_cpyfn* names if it is true.
7489 (create_omp_child_function): Add task_copy argument, if true create
7490 *_omp_cpyfn* helper function.
7491 (scan_omp_parallel): Adjust create_omp_child_function callers.
7492 Rename parallel_nesting_level to taskreg_nesting_level.
7493 (scan_omp_task): New function.
7494 (lower_rec_input_clauses): Don't run constructors for firstprivate
7495 explicit task vars which are initialized by *_omp_cpyfn*.
7496 Pass outer var ref to omp_clause_default_ctor hook if
7497 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7498 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7499 OMP_CLAUSE_REDUCTION_INIT.
7500 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7501 avoid duplicate setting of fields. Handle
7502 OMP_CLAUSE_PRIVATE_OUTER_REF.
7503 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7504 copy-out if TREE_READONLY, only copy-in.
7505 (expand_task_copyfn): New function.
7506 (expand_task_call): New function.
7507 (struct omp_taskcopy_context): New type.
7508 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7510 (lower_omp_parallel): Rename to...
7511 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7512 Call create_task_copyfn if srecord_type is needed. Adjust
7514 (task_shared_vars): New variable.
7515 (check_omp_nesting_restrictions): Warn if work-sharing,
7516 barrier, master or ordered region is closely nested inside OMP_TASK.
7517 Add warnings for barrier if closely nested inside of work-sharing,
7518 ordered, or master region.
7519 (scan_omp_1): Call check_omp_nesting_restrictions even for
7520 GOMP_barrier calls. Rename parallel_nesting_level to
7521 taskreg_nesting_level. Handle OMP_TASK.
7522 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7523 work-sharing construct, continue looking for them on parent parallel
7525 (lower_omp_for_lastprivate): Add lastprivate clauses
7526 to the beginning of dlist rather than end. Adjust for struct
7527 omp_for_data changes.
7528 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7529 not after it. Handle collapsed OMP_FOR loops, adjust for
7530 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7531 (get_ws_args_for): Adjust extract_omp_for_data caller.
7532 (scan_omp_for): Handle collapsed OMP_FOR
7533 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7534 (lower_omp_single_simple): If libgomp function doesn't return
7535 boolean_type_node, add comparison of the return value with 0.
7536 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7537 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7538 (parallel_nesting_level): Rename to...
7539 (taskreg_nesting_level): ... this.
7540 (is_taskreg_ctx): New function.
7541 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7543 (execute_lower_omp): Rename parallel_nesting_level to
7544 taskreg_nesting_level.
7545 (expand_omp_parallel): Rename to...
7546 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7547 Call omp_task_call for OMP_TASK regions.
7548 (expand_omp): Adjust caller, handle OMP_TASK.
7549 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7551 * bitmap.c (bitmap_default_obstack_depth): New variable.
7552 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7553 if argument is NULL and bitmap_default_obstack is already initialized.
7554 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7556 * matrix-reorg.c (matrix_reorg): Likewise.
7558 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386.md (*indirect_jump): Macroize using P
7561 mode iterator. Remove !TARGET_64BIT from insn constraints.
7562 (*tablejump_1): Ditto.
7563 (*indirect_jump_rex64): Remove insn pattern.
7564 (*tablejump_1_rex64): Ditto.
7565 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7566 and eh_return_si insn patterns.
7568 2008-06-06 Richard Guenther <rguenther@suse.de>
7570 * tree-ssa-structalias.c (merge_smts_into): Remove.
7571 (find_what_p_points_to): Do not bother to compute the
7572 points-to set for pt_anything pointers.
7573 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7574 for pt_anything pointers is ok.
7576 2008-06-06 Jan Hubicka <jh@suse.cz>
7578 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7580 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7582 * cgraph.c: Fix typos in comments.
7583 (cgraph_availability_names): Fix string typo.
7584 * fold-const.c: Fix typos in comments.
7585 (fold_binary): Fix typo in warning.
7586 * genautomata.c: Fix typos in comments.
7587 (check_presence_pattern_sets): Fix typo in local variable.
7588 (output_description): Fix typo in output.
7589 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7590 * hwint.h: Likewise.
7591 * matrix-reorg.c (check_allocation_function): Likewise.
7592 * omega.c (smooth_weird_equations): Likewise.
7593 * auto-inc-dec.c: Fix typos in comments.
7594 * bb-reorder.c: Likewise.
7595 * builtins.c: Likewise.
7596 * c-common.c: Likewise.
7597 * c-cppbuiltin.c: Likewise.
7598 * c-parser.c: Likewise.
7599 * c-pretty-print.c: Likewise.
7600 * cfgcleanup.c: Likewise.
7601 * cfgexpand.c: Likewise.
7602 * cfghooks.c: Likewise.
7603 * cfglayout.c: Likewise.
7604 * cfgloopmanip.c: Likewise.
7605 * cgraphunit.c: Likewise.
7606 * coverage.c: Likewise.
7607 * dbxout.c: Likewise.
7608 * df-byte-scan.c: Likewise.
7609 * df-core.c: Likewise.
7610 * df-problems.c: Likewise.
7611 * df-scan.c: Likewise.
7613 * dominance.c: Likewise.
7614 * domwalk.c: Likewise.
7616 * dwarf2out.c: Likewise.
7617 * emit-rtl.c: Likewise.
7618 * et-forest.c: Likewise.
7619 * function.c: Likewise.
7620 * function.h: Likewise.
7622 * gcov-io.c: Likewise.
7625 * genattrtab.c: Likewise.
7626 * ggc-page.c: Likewise.
7627 * gimplify.c: Likewise.
7628 * gthr-lynx.h: Likewise.
7629 * haifa-sched.c: Likewise.
7630 * ipa-cp.c: Likewise.
7631 * ipa-inline.c: Likewise.
7632 * ipa-prop.h: Likewise.
7633 * ipa-pure-const.c: Likewise.
7634 * ipa-struct-reorg.c: Likewise.
7635 * ipa-struct-reorg.h: Likewise.
7636 * ipa-type-escape.c: Likewise.
7638 * loop-doloop.c: Likewise.
7639 * mips-tfile.c: Likewise.
7640 * mkmap-flat.awk: Likewise.
7641 * mkmap-symver.awk: Likewise.
7642 * modulo-sched.c: Likewise.
7643 * omp-low.c: Likewise.
7644 * optabs.c: Likewise.
7645 * optabs.h: Likewise.
7647 * passes.c: Likewise.
7648 * postreload-gcse.c: Likewise.
7649 * postreload.c: Likewise.
7650 * predict.c: Likewise.
7651 * pretty-print.h: Likewise.
7652 * profile.c: Likewise.
7653 * protoize.c: Likewise.
7654 * ra-conflict.c: Likewise.
7656 * recog.c: Likewise.
7657 * regclass.c: Likewise.
7659 * reload.c: Likewise.
7660 * rtl-error.c: Likewise.
7661 * rtlanal.c: Likewise.
7663 * sched-rgn.c: Likewise.
7666 * target.h: Likewise.
7667 * tree-dfa.c: Likewise.
7668 * tree-eh.c: Likewise.
7669 * tree-flow-inline.h: Likewise.
7670 * tree-inline.c: Likewise.
7671 * tree-into-ssa.c: Likewise.
7672 * tree-loop-distribution.c: Likewise.
7673 * tree-nested.c: Likewise.
7674 * tree-parloops.c: Likewise.
7675 * tree-pass.h: Likewise.
7676 * tree-pretty-print.c: Likewise.
7677 * tree-profile.c: Likewise.
7678 * tree-scalar-evolution.c: Likewise.
7679 * tree-sra.c: Likewise.
7680 * tree-ssa-alias-warnings.c: Likewise.
7681 * tree-ssa-ccp.c: Likewise.
7682 * tree-ssa-coalesce.c: Likewise.
7683 * tree-ssa-dom.c: Likewise.
7684 * tree-ssa-dse.c: Likewise.
7685 * tree-ssa-forwprop.c: Likewise.
7686 * tree-ssa-live.c: Likewise.
7687 * tree-ssa-live.h: Likewise.
7688 * tree-ssa-loop-im.c: Likewise.
7689 * tree-ssa-loop-ivopts.c: Likewise.
7690 * tree-ssa-loop-niter.c: Likewise.
7691 * tree-ssa-loop-prefetch.c: Likewise.
7692 * tree-ssa-phiopt.c: Likewise.
7693 * tree-ssa-phiprop.c: Likewise.
7694 * tree-ssa-sccvn.c: Likewise.
7695 * tree-ssa-ter.c: Likewise.
7696 * tree-ssa-threadupdate.c: Likewise.
7697 * tree-ssa.c: Likewise.
7698 * tree-vect-analyze.c: Likewise.
7699 * tree-vect-transform.c: Likewise.
7700 * tree-vectorizer.c: Likewise.
7701 * tree-vn.c: Likewise.
7702 * tree-vrp.c: Likewise.
7704 * tree.def: Likewise.
7706 * unwind-dw2-fde.c: Likewise.
7707 * unwind.inc: Likewise.
7708 * value-prof.c: Likewise.
7709 * vmsdbgout.c: Likewise.
7711 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7713 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7714 always place FP constants in the TOC for TARGET_POWERPC64.
7715 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7717 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7719 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7720 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7721 enable for TARGET_E500_DOUBLE.
7722 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7723 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7724 floating-point modes like integer modes for E500 double.
7725 (rs6000_legitimate_offset_address_p): Likewise.
7726 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7727 addressing for DDmode for E500 double.
7728 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7729 modes as using 64-bits of registers for E500 double.
7730 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7731 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7732 specially for E500 double.
7733 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7734 TDmode for E500 double.
7735 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7736 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7737 (rs6000_split_multireg_move): Do not handle TDmode specially for
7739 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7740 using 64-bit registers for E500 double.
7741 (emit_frame_save): Do not handle DDmode specially for E500 double.
7742 (gen_frame_mem_offset): Likewise.
7743 (rs6000_function_value): Do not call spe_build_register_parallel
7744 for DDmode or TDmode.
7745 (rs6000_libcall_value): Likewise.
7746 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7747 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7750 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7752 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7755 2008-06-04 Junjie Gu <jgu@tensilica.com>
7757 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7758 comparison for frame pointers.
7760 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7763 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7765 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7768 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7769 register is already smaller or equal to required mode.
7771 2008-06-04 Xinliang David Li <davidxl@google.com>
7773 * tree-call-cdce.c: New file.
7774 (cond_dead_built_in_calls): New static variable.
7775 (input_domain): New struct.
7776 (check_pow): New function.
7777 (check_builtin_call): Ditto.
7778 (check_target_format): Ditto.
7779 (is_call_dce_candidate): Ditto.
7780 (gen_one_condition): Ditto.
7781 (gen_conditions_for_domain): Ditto.
7782 (get_domain): Ditto.
7783 (gen_conditions_for_pow_cst_base): Ditto.
7784 (gen_conditions_for_pow_int_base): Ditto.
7785 (gen_conditions_for_pow): Ditto.
7786 (get_no_error_domain): Ditto.
7787 (gen_shrink_wrap_conditions): Ditto.
7788 (shrink_wrap_one_built_in_call): Ditto.
7789 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7790 (tree_call_cdce): Ditto.
7791 (gate_call_cdce): Ditto.
7792 (pass_call_cdce): New gimple pass.
7793 * passes.c: (init_optimization_passes): New pass.
7794 * tree-pass.h: New pass declaration.
7795 * opts.c (decode_options): New flag setting.
7796 * common.opt: Add -ftree-builtin-call-dce flag.
7797 * Makefile.in: Add new source file.
7798 * tempvar.def: New tv_id.
7799 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7801 2008-06-04 Richard Guenther <rguenther@suse.de>
7803 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7804 (is_call_clobbered): Always check var_ann->call_clobbered.
7805 (mark_call_clobbered): Always set var_ann->call_clobbered.
7806 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7807 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7808 (reset_alias_info): Clear call clobbering info on MTAGs and
7810 (set_pt_anything): Set pt_global_mem.
7811 (create_tag_raw): Adjust comment.
7812 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7814 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7815 Maxim Kuvyrkov <maxim@codesourcery.com>
7817 * config/m68k/m68k.opt (mxgot): New option.
7818 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7819 (m68k_output_addr_const_extra): New.
7820 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7821 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7822 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7823 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7825 2008-06-04 Richard Guenther <rguenther@suse.de>
7827 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7828 negative or non-representable offsets.
7830 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7832 * config/i386/i386.c (ix86_gen_leave): New.
7833 (ix86_gen_pop1): Likewise.
7834 (ix86_gen_add3): Likewise.
7835 (ix86_gen_sub3): Likewise.
7836 (ix86_gen_sub3_carry): Likewise.
7837 (ix86_gen_one_cmpl2): Likewise.
7838 (ix86_gen_monitor): Likewise.
7839 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7840 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7841 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7842 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7843 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7844 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7845 (ix86_expand_epilogue): Updated.
7846 (print_operand): Handle integer register operand for 'z'.
7847 (ix86_expand_strlensi_unroll_1): Likewise.
7848 (ix86_expand_strlen): Likewise.
7849 (ix86_expand_builtin): Likewise.
7850 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7851 mov{q}/mov{l} and add{q}/add{l}.
7853 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7855 * config/i386/i386.md (P): New mode iterator.
7856 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7857 using P mode iterator.
7858 (DFmode push_operand splitter): Ditto.
7859 (XFmode push_operand splitter): Ditto.
7860 (DFmode float_extend SFmode push_operand splitter): Ditto.
7861 (XFmode float_extend SFmode push_operand splitter): Do not generate
7862 SImode pushes for 64bit target. Macroize Dimode and SImode
7863 pushes using P mode iterator.
7864 (XFmode float_extend DFmode push_operand splitter): Ditto.
7866 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7868 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7869 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7870 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7872 (ix86_call_abi_override): Remove check for call_used_regs.
7874 2008-06-03 Richard Guenther <rguenther@suse.de>
7876 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7877 for the lhs of calls if the return type contains pointers.
7879 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7881 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7882 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7883 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7884 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7885 of cfun and DEFAULT_ABI to deceide abi mode.
7887 (REG_PARM_STACK_SPACE): Removed.
7888 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7889 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7890 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7891 (ix86_function_abi): Likewise.
7892 (ix86_function_type_abi): Likewise.
7893 (ix86_call_abi_override): Likewise.
7894 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7895 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7896 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7897 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7899 (X86_64_REGPARM_MAX): New.
7900 (X86_64_SSE_REGPARM_MAX): New.
7901 (X64_REGPARM_MAX): New.
7902 (X64_SSE_REGPARM_MAX): New.
7903 (X86_32_REGPARM_MAX): New.
7904 (X86_32_SSE_REGPARM_MAX): New.
7905 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7906 (ix86_function_regparm): Handle user calling abi.
7907 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7908 by DEFAULT_ABI versus SYSV_ABI check.
7909 (ix86_reg_parm_stack_space): New.
7910 (ix86_function_type_abi): New.
7911 (ix86_call_abi_override): New.
7912 (ix86_function_abi): New.
7913 (ix86_cfun_abi): New.
7914 (init_cumulative_args): Call abi specific initialization.
7915 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7916 (function_arg_64): Extend SSE_REGPARM_MAX check.
7917 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7918 (ix86_pass_by_reference): Likewise.
7919 (ix86_function_value_regno_p): Likewise.
7920 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7921 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7922 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7923 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7924 (setup_incoming_varargs_64): Adjust regparm for call abi.
7925 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7926 (ix86_va_start): Likewise.
7927 (ix86_gimplify_va_arg): Likewise.
7928 (ix86_expand_prologue): Likewise.
7929 (output_pic_addr_const): Likewise.
7930 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7931 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7932 (x86_output_mi_thunk): Likewise.
7933 (x86_function_profiler): Likewise.
7934 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7935 (SYSV_ABI, MS_ABI): New constants.
7937 (init_regs): Add prototype of function in regclass.c file.
7938 (OVERRIDE_ABI_FORMAT): New.
7939 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7940 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7941 (OUTGOING_REG_PARM_STACK_SPACE): New.
7942 (ix86_reg_parm_stack_space): New prototype.
7943 (CUMULATIVE_ARGS): Add call_abi member.
7944 (machine_function): Add call_abi member.
7945 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7946 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7948 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7951 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7952 (avr_builtin_setjmp_frame_value): New function.
7953 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7954 (nonlocal_goto): Define.
7956 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7958 * config/mips/mips.c (mips_emit_loadgp): Return early if
7959 there is nothing do to, otherwise emit a blockage if
7960 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7961 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7963 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7965 * configure.ac: Drop unneeded backslash ending up in config.in.
7966 * acinclude.m4: Likewise.
7967 * config.in: Regenerate.
7969 2008-05-26 Jan Hubicka <jh@suse.cz>
7971 * predict.c (maybe_hot_frequency_p): Break out of...
7972 (maybe_hot_bb_p): ... here.
7973 (maybe_hot_edge_p): New.
7974 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7975 * basic-block.h (maybe_hot_edge_p): Declare.
7977 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7979 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7980 (*cmpfp_<mode>_cc): Ditto.
7981 (*fp_jcc_8<mode>_387): Ditto.
7982 (*fop_<MODEF:mode>_2_i387): Ditto.
7983 (*fop_<MODEF:mode>_3_i387): Ditto.
7984 (*fop_xf_2_i387): Ditto.
7985 (*fop_xf_3_i387): Ditto.
7987 2008-06-02 Tomas Bily <tbily@suse.cz>
7989 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7991 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7993 * config/mips/mips.c (mips_valid_offset_p): New function.
7994 (mips_valid_lo_sum_p): Likewise.
7995 (mips_classify_address): Use them.
7996 (mips_force_address): New function.
7997 (mips_legitimize_address): Use it.
7998 * config/mips/mips.md (MOVE128): New mode iterator.
7999 (movtf): Require TARGET_64BIT. Remove empty strings.
8000 (*movtf_internal): Rename to...
8001 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
8002 of "R" and use {,fp}{load,store} attributes instead of "multi".
8003 Use a separate define_split.
8004 (*movtf_mips16): New pattern.
8006 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8008 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
8009 * config/mips/mips.c (mips_expand_before_return): New function.
8010 (mips_expand_epilogue): Call it.
8011 * config/mips/mips.md (return): Turn into a define_expand.
8012 (*return): New insn.
8014 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
8016 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
8017 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
8018 functions. Do not emit uses and clobbers of CONCATs; individually
8019 use and clobber their operands.
8020 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
8021 gen_clobber, emit_use and gen_use.
8022 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
8023 (expand_builtin_return): Likewise.
8024 * cfgbuild.c (count_basic_blocks): Likewise.
8025 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
8026 * explow.c (emit_stack_restore): Likewise.
8027 * expmed.c (extract_bit_field_1): Likewise.
8028 * expr.c (convert_move, emit_move_complex_parts): Likewise.
8029 (emit_move_multi_word, store_constructor): Likewise.
8030 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8031 (thread_prologue_and_epilogue_insns): Likewise.
8032 * lower-subreg.c (resolve_simple_move): Likewise.
8033 * optabs.c (widen_operand, expand_binop): Likewise.
8034 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8035 * reload.c (find_reloads): Likewise.
8036 * reload1.c (eliminate_regs_in_insn): Likewise.
8037 * stmt.c (expand_nl_goto_receiver): Likewise.
8038 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8039 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8040 * config/arm/arm.c (arm_load_pic_register): Likewise.
8041 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8042 * config/arm/arm.md (untyped_return): Likewise.
8043 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8044 * config/avr/avr.c (expand_prologue): Likewise.
8045 * config/bfin/bfin.c (do_unlink): Likewise.
8046 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8047 * config/cris/cris.c (cris_expand_prologue): Likewise.
8048 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8049 (machopic_legitimize_pic_address): Likewise.
8050 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8051 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8052 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8053 (ix86_expand_convert_uns_didf_sse): Likewise.
8054 (ix86_expand_vector_init_general): Likewise.
8055 * config/ia64/ia64.md (eh_epilogue): Likewise.
8056 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8057 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8058 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8059 (config/iq2000/iq2000.c): Likewise.
8060 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8061 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8062 (builtin_longjmp): Likewise.
8063 * config/mn10300/mn10300.md (call, call_value): Likewise.
8064 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8065 * config/pdp11/pdp11.md (abshi2): Likewise.
8066 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8067 * config/s390/s390.c (s390_emit_prologue): Likewise.
8068 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8069 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8070 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8071 * config/sh/sh.c (prepare_move_operands): Likewise.
8072 (output_stack_adjust, sh_expand_epilogue): Likewise.
8073 (sh_set_return_address, sh_expand_t_scc): Likewise.
8074 * config/sparc/sparc.c (load_pic_register): Likewise.
8075 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8076 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8077 * config/v850/v850.c (expand_epilogue): Likewise.
8079 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8081 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8082 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8083 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8084 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8085 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8086 stack pointer register.
8087 (output_movhi): Remove code for interrupt specific writing to the
8088 stack pointer register.
8090 2008-05-31 Richard Guenther <rguenther@suse.de>
8092 PR tree-optimization/34244
8093 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8094 (tree_expr_nonzero_warnv_p): Likewise.
8095 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8096 ssa_name_nonnegative_p.
8097 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8098 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8099 not tree_expr_nonzero_warnv_p.
8101 PR tree-optimization/36262
8103 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8105 PR tree-optimization/34244
8106 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8107 (record_numbers_of_iterations): New function.
8108 (execute_vrp): Cache the numbers of iterations of loops.
8109 * tree-scalar-evolution.c (scev_reset_except_niters):
8111 (scev_reset): Use scev_reset_except_niters.
8112 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8114 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8116 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8117 __WORKAROUND_RETS when appropriate.
8119 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8121 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8122 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8124 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8125 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8126 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8127 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8128 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8129 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8130 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8131 *fop_df_1_sse insn patterns using MODEF mode iterator.
8132 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8133 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8134 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8135 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8136 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8137 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8138 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8139 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8140 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8141 (*fop_xf_5_i387): Ditto.
8142 (*fop_xf_6_i387): Ditto.
8144 2008-05-30 Richard Guenther <rguenther@suse.de>
8146 * builtins.c (build_string_literal): Avoid generating
8147 a non-gimple_val result.
8149 2008-05-30 DJ Delorie <dj@redhat.com>
8151 * exec-tool.in: Use an environment variable (private) instead of a
8152 file (shared) as a semaphore, so as to not break parallel builds.
8154 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8156 * optabs.c (maybe_encapsulate_block): Remove.
8157 (emit_libcall_block): Adjust accordingly.
8158 * optabs.h (maybe_encapsulate_block): Remove prototype.
8160 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8161 Don't use maybe_encapsulate_block.
8163 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8165 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8166 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8167 rtx is a SYMBOL_REF before calling get_pool_constant.
8169 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8171 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8173 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8175 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8176 rather than OS names to choose INO_T_EQ definition.
8177 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8178 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8180 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8183 * config/darwin-f.c: New.
8184 * config/t-darwin: Added rule to build darwin-f.o.
8185 * config.gcc: Defined new variable, fortran_target_objs.
8186 (*-*-darwin*): Set fortran_target_objs.
8187 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8188 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8189 * configure: Regenerated.
8191 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8194 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8195 canonical type if needed.
8197 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8199 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8201 2008-05-29 Richard Guenther <rguenther@suse.de>
8203 PR tree-optimization/36343
8204 PR tree-optimization/36346
8205 PR tree-optimization/36347
8206 * tree-flow.h (clobber_what_p_points_to): Declare.
8207 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8208 pointed-to variable is dereferenced is irrelevant to whether
8209 the pointer can access the pointed-to variable.
8210 (clobber_what_p_points_to): New function.
8211 * tree-ssa-alias.c (set_initial_properties): Use it.
8212 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8213 call clobber check for NMTs.
8215 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8217 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8218 for printing gcov_type.
8220 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8222 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8223 and the eh region information.
8224 * value-prof.c (gimple_move_stmt_histograms): New function.
8225 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8227 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8229 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8231 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8233 * value-prof.c (tree_ic_transform): Print counts.
8234 * tree-profile.c (tree_gen_ic_func_profiler):
8235 Clear __gcov_indreict_call_callee variable to avoid misattribution
8238 2008-05-28 Rafael Espindola <espindola@google.com>
8240 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8243 2008-05-28 Richard Guenther <rguenther@suse.de>
8245 PR tree-optimization/36339
8246 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8247 and clobbering code out of the loop.
8249 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8251 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8254 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8255 s390_contiguous_bitmask_p, s390_symref_operand_p,
8256 s390_check_symref_alignment, s390_reload_larl_operand,
8257 s390_reload_symref_address): New functions.
8258 (s390_branch_condition_mnemonic): Support compare and branch
8260 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8261 and 'W' constraints.
8262 (s390_secondary_reload): Add secondary reloads for unaligned
8263 symbol refs or symbol refs to floating point or QI/TI mode
8265 (legitimate_address_p): Accept symbol references as addresses.
8266 (s390_expand_insv): Use rotate and insert selected bits
8267 instruction for insv when building for z10.
8268 (print_operand_address): Handle symbol ref addresses.
8269 (print_operand): Output modifier 'c' added for signed byte values.
8270 (s390_encode_section_info): Mark symbol refs with
8271 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8273 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8274 (length attribute): RRF, RRR have 4 byte length.
8275 (FPALL, INTALL): New mode iterators added.
8276 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8277 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8278 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8279 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8280 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8281 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8282 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8283 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8285 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8286 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8287 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8288 reload<INTALL:mode><P:mode>_toreg_z10,
8289 reload<FPALL:mode><P:mode>_tomem_z10,
8290 reload<FPALL:mode><P:mode>_toreg_z10,
8291 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8292 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8293 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8294 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8296 (movmem, clrmem, cmpmem): New splitters added.
8298 * config/s390/predicates.md (larl_operand): Use
8299 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8300 SYMBOL_REF_ALIGN1_P.
8301 (s390_signed_integer_comparison,
8302 s390_unsigned_integer_comparison): New predicates.
8304 * config/s390/s390-protos.h (s390_check_symref_alignment,
8305 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8306 s390_reload_symref_address,
8307 s390_compare_and_branch_condition_mask): Prototypes added.
8309 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8310 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8311 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8313 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8315 * config/s390/s390.c (z10_cost): New cost function for z10.
8316 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8317 (s390_issue_rate): Adjust issue rate for z10.
8318 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8319 (processor_flags): Add PF_Z10.
8320 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8321 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8322 * gcc/config.gcc: Add z10.
8324 2008-05-28 Richard Guenther <rguenther@suse.de>
8326 PR tree-optimization/36291
8327 * tree-flow. h (struct gimple_df): Remove var_anns member.
8328 * tree-flow-inline.h (gimple_var_anns): Remove.
8329 (var_ann): Simplify.
8330 * tree-dfa.c (create_var_ann): Simplify.
8331 (remove_referenced_var): Clear alias info from var_anns of globals.
8332 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8333 (delete_tree_ssa): Clear alias info from var_anns of globals.
8334 Do not free var_anns.
8335 (var_ann_eq): Remove.
8336 (var_ann_hash): Likewise.
8338 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8340 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8341 and loongson2f entries.
8342 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8343 * config/mips/mips.h (processor_type): Add Loongson-2E
8344 and Loongson-2F entries.
8345 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8346 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8347 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8348 * doc/invoke.texi (MIPS Options): Document loongson2e
8349 and loongson2f processor names.
8351 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8355 * config/i386/i386.c (ix86_function_arg_boundary): Use
8356 alignment of canonical type.
8357 (ix86_expand_vector_move): Check unaligned memory access for
8360 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8362 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8363 Moved to the front of file.
8365 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8366 H.J. Lu <hongjiu.lu@intel.com>
8368 * dwarf2out.c (current_fde): New.
8370 (lookup_cfa:): Likewise.
8371 (dwarf2out_end_epilogue): Likewise.
8372 (dwarf2out_note_section_used): Likewise.
8374 2008-05-27 Michael Matz <matz@suse.de>
8377 * c.opt (Wenum-compare): New warning option.
8378 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8380 2008-05-27 Michael Matz <matz@suse.de>
8383 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8385 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8386 into memory as tail calls.
8388 2008-05-27 Richard Guenther <rguenther@suse.de>
8390 PR tree-optimization/36339
8391 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8392 pointers cause all addressable variables to be call clobbered.
8394 2008-05-27 Richard Guenther <rguenther@suse.de>
8396 PR tree-optimization/36245
8397 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8399 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8401 * config/s390/s390.md: Replace all occurences of the 'm'
8402 constraint with 'RT'.
8404 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8406 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8408 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8410 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8411 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8412 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8414 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8416 * reload.c: (find_reloads): Skip alternatives according to the
8417 "enabled" attribute. Constify the constraint variable.
8418 * recog.c (get_attr_enabled): Add default implementation.
8419 (extract_insn): Set the alternative_enabled_p array
8420 in the recog_data struct.
8421 (preprocess_constraints, constrain_operands): Skip
8422 alternatives according to the "enabled" attribute
8423 * recog.h (struct recog_data): New field alternative_enabled_p.
8424 (skip_alternative): New inline function.
8425 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8426 (record_reg_classes): Skip alternative according to the
8427 "enabled" attribute.
8429 * doc/md.texi: Add documention for the "enabled" attribute.
8431 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8433 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8434 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8435 constraint with TARGET_MEM_CONSTRAINT.
8436 * recog.c (asm_operand_ok, preprocess_constraints,
8437 constrain_operands): Likewise.
8438 * regclass.c (record_reg_classes): Likewise.
8439 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8440 * reload1.c (maybe_fix_stack_asms): Likewise.
8441 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8442 * recog.h: Adjust comment.
8443 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8444 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8445 * doc/md.texi: Add a note to description of 'm' constraint.
8446 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8448 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8450 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8451 that the bitfield is of integral type before testing its precision.
8453 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8454 Sa Liu <saliu@de.ibm.com>
8456 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8457 __modti3, __udivti3, __umodti3 and __udivmodti4.
8458 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8459 that implement TImode mul and div functions.
8460 * config/spu/multi3.c: New. Implement __multi3.
8461 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8462 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8465 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8467 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8468 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8469 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8470 tls_sysv_suffix): New mode and mode attribute iterators.
8471 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8472 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8473 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8474 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8475 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8478 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8480 PR tree-optimization/36329
8481 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8482 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8483 * cgraphbuild.c (initialize_inline_failed): Use the latter
8484 macro in lieu of the former.
8485 * ipa-inline.c (cgraph_mark_inline): Likewise.
8486 (cgraph_decide_inlining_of_small_function): Likewise.
8487 (cgraph_decide_inlining): Likewise.
8488 (cgraph_decide_inlining_incrementally): Likewise.
8490 2008-05-26 Tristan Gingold <gingold@adacore.com>
8491 Anatoly Sokolov <aesok@post.ru>
8493 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8494 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8495 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8496 optimization for 'avr6' architecture.
8498 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8501 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8503 2008-05-26 Richard Guenther <rguenther@suse.de>
8505 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8506 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8508 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8511 * caller-save.c (insert_restore): Verify alignment of spill space.
8512 (insert_save): Likewise.
8513 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8514 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8515 (STACK_SLOT_ALIGNMENT): Likewise.
8516 * function.c (LOCAL_ALIGNMENT): Removed.
8517 (get_stack_local_alignment): New.
8518 (assign_stack_local): Use it. Set alignment on stack slot.
8519 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8520 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8521 (STACK_SLOT_ALIGNMENT): New.
8522 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8523 stack slot in XFmode.
8525 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8527 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8530 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8531 argument operand in rax isn't removed.
8533 2008-05-26 Richard Guenther <rguenther@suse.de>
8536 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8537 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8539 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8542 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8544 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8546 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8547 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8549 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8551 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8552 build a trampoline if we don't want one.
8553 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8554 return zero for nested functions if we don't want a trampoline.
8556 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8558 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8560 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8563 * c.opt: Removed undocumented option '-lang-fortran'.
8564 * c-common.h: Removed global variable 'lang_fortran'.
8565 * c-opts.c (c_common_handle_option): Removed code to handle
8566 option '-lang-fortran'. Updated includes.
8567 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8568 definition of '__GFORTRAN__'.
8569 (define__GNUC__): Reimplemented to use BASEVER and
8570 cpp_define_formatted.
8571 (builtin_define_with_value_n): Removed.
8572 * c-incpath.h: Renamed to ...
8573 * incpath.h: ... this.
8574 * c-incpath.c: Renamed to ...
8575 * incpath.c: ... this. Updated includes.
8576 * fix-header.c: Updated includes.
8577 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8578 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8579 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8581 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8583 * tree.h: Update the table of flags used on tree nodes.
8584 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8585 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8586 (FORCED_LABEL): Add access check.
8587 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8588 (ASM_INPUT_P): Likewise.
8589 (ASM_VOLATILE_P): Likewise.
8590 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8591 (OMP_SECTION_LAST): Access private_flag directly.
8592 (OMP_RETURN_NOWAIT): Likewise.
8593 (OMP_PARALLEL_COMBINED): Likewise.
8594 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8595 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8596 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8597 deprecated_flag directly.
8599 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8601 * final.c (frame_pointer_needed): Removed.
8602 * flags.h (frame_pointer_needed): Likewise.
8604 * function.h (rtl_data): Add frame_pointer_needed.
8605 (frame_pointer_needed): New.
8607 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8609 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8611 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8613 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8616 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8618 * c-common.c (strip_array_types): Move function to..
8620 (get_inner_array_type): Delete.
8621 * c-common.h (strip_array_types): Move declaration to..
8623 (get_inner_array_type): Delete.
8624 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8625 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8626 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8627 * config/pa/pa.c (emit_move_sequence): Likewise.
8629 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8631 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8634 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8636 * function.c: Include target hook for nonlocal_goto frame value.
8638 2008-05-24 Richard Guenther <rguenther@suse.de>
8640 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8641 variable can be only accessed through a pointer or a union.
8643 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8645 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8646 * doc/extend.texi: Likewise.
8648 2008-05-23 DJ Delorie <dj@redhat.com>
8650 * config/m32c/jump.md (untyped_call): Add.
8652 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8654 (m32c_address_cost): Detail costs for indirect offsets.
8656 2008-05-23 Rafael Espindola <espindola@google.com>
8658 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8659 if a node is a SUBREG.
8660 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8663 2008-05-23 Paul Brook <paul@codesourcery.com>
8664 Carlos O'Donell <carlos@codesourcery.com>
8666 * doc/extend.texi: Clarify use of __attribute__((naked)).
8667 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8668 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8669 * function.c (use_register_for_decl): Use
8670 targetm.calls.allocate_stack_slots_for_args.
8671 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8672 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8673 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8675 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8677 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8679 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8681 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8682 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8683 is only rounded once.
8685 2008-05-23 Richard Guenther <rguenther@suse.de>
8687 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8689 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8690 Jakub Jelinek <jakub@redhat.com>
8693 * configure.ac: Handle --enable-cld.
8694 * configure: Regenerated.
8695 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8696 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8697 (ix86_current_function_needs_cld): New define.
8698 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8699 (cld): New isns pattern.
8700 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8701 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8702 * config/i386/i386.opt (mcld): New option.
8703 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8704 TARGET_CLD and ix86_current_function_needs_cld.
8705 (override_options): Use -mcld by default for 32-bit code if
8708 * doc/install.texi (Options specification): Document --enable-cld.
8709 * doc/invoke.texi (Machine Dependent Options)
8710 [i386 and x86-64 Options]: Add -mcld option.
8711 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8713 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8714 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8715 (return_in_memory_64): Likewise.
8716 (return_in_memory_ms_64): Likewise.
8718 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8720 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8721 * builtins.c (fold_builtin_fpclassify): New.
8722 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8723 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8724 * c-common.c (handle_type_generic_attribute): Adjust to accept
8725 fixed arguments before an elipsis.
8726 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8727 * doc/extend.texi: Document __builtin_fpclassify.
8729 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8731 * omp-low.c (gate_expand_omp_ssa): Remove.
8732 (pass_expand_omp_ssa): Remove.
8733 (gate_expand_omp): Do not check for flag_openmp_ssa.
8734 * common.opt (-fopenmp-ssa): Remove.
8735 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8737 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8739 * config/sh/sh.opt (mfixed-range): New option.
8740 * config/sh/sh-protos.h (sh_fix_range): Declare.
8741 * config/sh/sh.c (sh_fix_range): New function.
8742 * config/sh/sh.h (sh_fixed_range_str): Declare.
8743 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8745 * doc/invoke.texi (SH Options): Document -mfixed-range.
8747 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8749 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8750 it before the redeclaration.
8752 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8754 * config/avr/avr.c (get_sequence_length): Add new function.
8755 (expand_prologue, expand_epilogue): Remove duplicate code.
8757 2008-05-22 Rafael Espindola <espindola@google.com>
8759 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8762 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8764 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8765 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8767 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8768 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8769 (vect_update_misalignment_for_peel): Likewise.
8770 (vector_alignment_reachable_p): Likewise.
8771 * tree-vect-transform.c (vectorizable_load): Likewise.
8772 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8773 (get_vectype_for_scalar_type): Pass mode of scalar_type
8774 to UNITS_PER_SIMD_WORD.
8776 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8777 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8778 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8779 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8780 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8782 2008-05-22 Ira Rosen <irar@il.ibm.com>
8784 PR tree-optimization/36293
8785 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8786 if the first load must be skipped because of a gap.
8788 2008-05-22 Richard Guenther <rguenther@suse.de>
8790 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8791 more cases of offset disambiguation that is possible if
8792 strict-aliasing rules apply.
8793 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8794 for basic offset and type-based disambiguation.
8796 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8798 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8799 ix86_expand_vector_set on V16QImode for SSE4.1.
8801 2008-05-21 Tom Tromey <tromey@redhat.com>
8803 * c.opt (Wimport): Mark as undocumented.
8804 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8806 (Warning Options): Likewise.
8807 * doc/cppopts.texi: Don't mention -Wimport.
8809 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8811 PR tree-optimization/36287
8812 PR tree-optimization/36286
8813 * lambda-code.c (build_access_matrix): Do not use the loop->num
8814 for computing the number of induction variables: use the loop depth
8817 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8820 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8821 option -f(no-)leading-underscore.
8823 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8825 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8826 GET_MODE_NUNITS (mode).
8828 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8830 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8831 (-mmulhw): Add 464 to description.
8832 (-mdlmzb): Likewise.
8833 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8834 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8836 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8837 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8838 * config/rs6000/rs6000.md: Update comments for 464.
8840 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8842 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8844 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8846 * config/i386/sse.md (vec_extractv4sf): Removed.
8847 (vec_extractv2df): Likewise.
8848 (vec_extractv2di): Likewise.
8849 (vec_extractv4si): Likewise.
8850 (vec_extractv8hi): Likewise.
8851 (vec_extractv16qi): Likewise.
8852 (vec_extract<mode>): New.
8854 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8856 * config/i386/sse.md (vec_setv4sf): Removed.
8857 (vec_setv2df): Likewise.
8858 (vec_setv2di): Likewise.
8859 (vec_setv4si): Likewise.
8860 (vec_setv8hi): Likewise.
8861 (vec_setv16qi): Likewise.
8862 (vec_set<mode>): New.
8864 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8866 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8867 goto for vec_concat and vec_interleave.
8869 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8871 * config/i386/sse.md (vec_initv4sf): Removed.
8872 (vec_initv2df): Likewise.
8873 (vec_initv2di): Likewise.
8874 (vec_initv4si): Likewise.
8875 (vec_initv8hi): Likewise.
8876 (vec_initv16qi): Likewise.
8877 (vec_init<mode>): New.
8879 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8881 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8883 2008-05-21 Tom Tromey <tromey@redhat.com>
8885 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8886 (zone_find_object_offset): Likewise.
8887 (gt_ggc_m_S): Likewise.
8888 (highest_bit): Likewise.
8889 * ggc-page.c (gt_ggc_m_S): New function.
8890 * stringpool.c (string_stack): Remove.
8891 (init_stringpool): Update.
8892 (ggc_alloc_string): Use ggc_alloc.
8893 (maybe_delete_ident): New function.
8894 (ggc_purge_stringpool): Likewise.
8895 (gt_ggc_m_S): Remove.
8896 * ggc-common.c (ggc_protect_identifiers): New global.
8897 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8898 ggc_protect_identifiers.
8899 * ggc.h (ggc_protect_identifiers): Declare.
8900 (gt_ggc_m_S): Update.
8901 (ggc_purge_stringpool): Declare.
8902 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8903 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8905 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8907 2008-05-21 David S. Miller <davem@davemloft.net>
8909 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8912 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8914 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8917 2008-05-20 David Daney <ddaney@avtrex.com>
8919 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8920 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8921 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8922 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8923 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8924 (atomic_hiqi_op): New define_code_iterator.
8925 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8926 mips_expand_compare_and_swap_12.
8927 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8928 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8929 (sync_<optab><mode>, sync_old_<optab><mode>,
8930 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8931 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8932 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8933 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8934 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8935 (test_and_set_12): New insn.
8936 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8937 sync_new_<optab><mode>, sync_old_nand<mode>,
8938 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8939 clobber to operand 0 for SI and DI mode insns.
8940 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8941 mips_gen_fn_4): New typedefs.
8942 (mips_gen_fn_ptrs): Define new union type.
8943 (mips_expand_compare_and_swap_12): Remove declaration.
8944 (mips_expand_atomic_qihi): Declare function.
8945 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8946 (mips_expand_atomic_qihi): ... this. Use new generator function
8948 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8949 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8950 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8951 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8952 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8953 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8954 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8955 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8956 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8957 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8960 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8962 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8965 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8967 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8968 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8969 (avr_attribute_table): Add 'OS_main' function attribute.
8970 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8971 functions with 'OS_main' attribute.
8973 2008-05-20 Richard Guenther <rguenther@suse.de>
8975 PR tree-optimization/35204
8976 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8977 helper, split out from ...
8978 (DFS): ... here. Make the DFS walk non-recursive.
8980 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8981 Jan Sjodin <jan.sjodin@amd.com>
8983 PR tree-optimization/36181
8984 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8985 (parallelize_loops): Don't parallelize when the loop has vector
8988 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8989 Sebastian Pop <sebastian.pop@amd.com>
8991 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8992 matrix, and never look at the tree representation of the memory
8994 (linear_transform_loops): Computes parameters and access matrices.
8995 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8997 (access_matrix_get_index_for_parameter): New.
8998 * tree-data-ref.h (struct access_matrix): New.
8999 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
9000 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
9001 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
9002 am_vector_index_for_loop): New.
9003 (struct data_reference): Add field access_matrix.
9004 (DR_ACCESS_MATRIX): New.
9005 (compute_data_dependences_for_loop): Update declaration.
9006 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
9007 * lambda.h (lambda_vector_vec_p): Declared.
9008 * lambda-code.c: Depend on pointer-set.h.
9009 (lambda_collect_parameters_from_af, lambda_collect_parameters,
9010 av_for_af_base, av_for_af, build_access_matrix,
9011 lambda_compute_access_matrices): New.
9012 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
9014 2008-05-20 Joseph Myers <joseph@codesourcery.com>
9016 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
9019 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9020 Sebastian Pop <sebastian.pop@amd.com>
9022 PR tree-optimization/36206
9023 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
9025 (instantiate_scev_1): Rename flags to fold_conversions.
9026 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
9027 outeside instantiation_loop.
9028 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
9029 (evolution_function_is_affine_or_constant_p): Removed.
9030 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9032 (analyze_siv_subscript): Pass in the loop nest number.
9033 Call evolution_function_is_affine_in_loop instead of
9034 evolution_function_is_affine_p.
9035 (analyze_overlapping_iterations): Pass in the loop nest number.
9037 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9038 Sebastian Pop <sebastian.pop@amd.com>
9040 PR tree-optimization/36206
9041 * tree-chrec.h (chrec_fold_op): New.
9042 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9045 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9047 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9049 (remove_duplicates): Do not set inode on non-inode systems.
9052 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9054 * config.gcc (tm_file): Update comments about relative pathnames.
9056 2008-05-20 Richard Guenther <rguenther@suse.de>
9058 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9059 * tree-ssa-sccvn.c (process_scc): Likewise.
9060 * tree-ssa-sink.c (execute_sink_code): Likewise.
9061 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9062 * tree-vrp.c (process_assert_insertions): Likewise.
9063 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9064 (perform_tree_ssa_dce): Likewise.
9065 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9066 (dump_dominator_optimization_stats): Likewise.
9067 * tree-vectorizer.c (vectorize_loops): Likewise.
9069 2008-05-20 Richard Guenther <rguenther@suse.de>
9071 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9073 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9075 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9076 (ix86_i386elf_return_in_memory): Likewise.
9077 (ix86_i386interix_return_in_memory): Likewise.
9078 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9079 (SUBTARGET_RETURN_IN_MEMORY): New.
9080 * config/i386/i386elf.h: Likewise.
9081 * config/i386/ptx4-i.h: Likewise.
9082 * config/i386/sol2-10.h: Likewise.
9083 * config/i386/sysv4.h: Likewise.
9084 * config/i386/vx-common.h: Likewise.
9085 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9086 * config/i386/i386.c (ix86_return_in_memory): Made static and
9087 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9088 (ix86_i386elf_return_in_memory): Removed.
9089 (ix86_i386interix_return_in_memory): Removed.
9090 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9091 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9093 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9095 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9097 2008-05-19 Xinliang David Li <davidxl@google.com>
9099 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9101 * common.opt: Ditto.
9102 * doc/invoke.texi: Ditto.
9104 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9106 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9107 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9109 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9111 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9112 sizes of operand array from 8/4 to 4/2.
9113 (ix86_expand_vector_init_general): Change size of operand array
9114 from 32 to 16. Remove op0, op1 and half_mode.
9116 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9118 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9119 (ix86_expand_vector_init_interleave): Likewise.
9120 (ix86_expand_vector_init_general): Use them. Assert
9121 word_mode == SImode when n_words == 4.
9123 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9125 * config/i386/i386.c (ix86_secondary_reload): New static function.
9126 (TARGET_SECONDARY_RELOAD): New define.
9127 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9128 * config/i386/i386.md (reload_outqi): Remove.
9130 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9133 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9134 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9135 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9136 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9137 (fold_builtin_1): Likewise.
9138 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9139 c-common.c (check_builtin_function_arguments): Handle
9140 BUILT_IN_ISINF_SIGN.
9141 * doc/extend.texi: Document __builtin_isinf_sign.
9142 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9144 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9146 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9147 EH cleanup at the end of the pass, search for those that have been
9148 turned into forwarder blocks and do the cleanup on their successor.
9150 2008-05-18 Richard Guenther <rguenther@suse.de>
9152 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9153 pointers to sizetype and vice versa.
9155 2008-05-18 Xinliang David Li <davidxl@google.com>
9157 * gcc/tree-ssa-dce.c: Coding style fix.
9158 (check_pow): Documentation comment.
9159 (check_log): Documenation comment. Coding style fix.
9160 (is_unnecessary_except_errno_call): Ditto.
9161 (gen_conditions_for_pow): Ditto.
9162 (gen_conditions_for_log): Ditto.
9163 (gen_shrink_wrap_conditions): Ditto.
9164 (shrink_wrap_one_built_in_calls): Ditto.
9165 * gcc/doc/invoke.texi: Better documentation string.
9166 * ChangeLog: Fix wrong change log entries from
9167 May 17 checkin on function call DCE.
9169 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9171 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9173 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9175 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9176 * df-problems.c (simulation routines): Fixed block comment to
9177 properly say how to add forwards scanning functions.
9179 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9181 * tree-inline.c (setup_one_parameter): Remove dead code.
9183 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9185 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9186 a BIT_AND_EXPR only for an INTEGER_TYPE.
9188 2008-05-17 Xinliang David Li <davidxl@google.com>
9190 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9191 (check_pow, check_log, is_unnecessary_except_errno_call): New
9192 functions to check for eliminating math functions that are pure
9193 except for setting errno.
9194 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9195 general condition expressions for shrink-wrapping pow/log calls.
9196 (gen_shrink_wrap_conditions): Ditto.
9197 (shrink_wrap_one_built_in_call): Ditto.
9198 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9199 (mark_operand_necessary): If debugging, output if OP is necessary.
9200 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9202 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9204 * gcc/common.opt: New user flag -ftree-builtin-dce.
9205 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9207 2008-05-16 David S. Miller <davem@davemloft.net>
9209 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9210 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9212 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9215 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9217 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9219 * ifcvt.c (dead_or_predicable): Rename
9220 df_simulate_one_insn_backwards to df_simulate_one_insn.
9221 * recog.c (peephole2_optimize): Ditto.
9222 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9224 * df.h: Rename df_simulate_one_insn_backwards to
9225 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9226 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9227 scanning of defs and uses.
9228 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9229 (df_simulate_one_insn_forwards): Removed.
9231 2008-05-16 Doug Kwan <dougkwan@google.com>
9233 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9235 (real_from_string): Handle NaNs and Inf as approriate.
9237 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9239 * doc/gty.texi (Source Files Containing Type Information): Note
9240 that headers should appear first in the gtfiles list.
9242 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9244 * tree.def (COND_EXEC): Properly documented this code.
9246 2008-05-16 Diego Novillo <dnovillo@google.com>
9248 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9249 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9252 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9254 * tree-ssa-dse (max_stmt_uid): Removed.
9255 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9256 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9257 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9258 * function.h (cfun.last_stmt_uid): New field.
9259 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9260 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9262 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9263 (create_stmt_ann): Initialize the ann->uid field.
9264 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9266 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9268 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9270 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9271 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9272 (init_empty_tree_cfg): Call it.
9274 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9276 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9279 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9281 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9282 * tree-dump.c (dump_options): New verbose option.
9283 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9285 * tree-pass.h (TDF_VERBOSE): New dump flag.
9286 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9287 (tree-flow.h): Added include.
9288 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9290 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9292 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9294 From Jie Zhang <jie.zhang@analog.com>
9295 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9296 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9297 mcpu=bf561-none and mcpu=bf561-0.2.
9298 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9299 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9300 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9301 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9302 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9303 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9304 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9306 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9307 (cputype_selected): Remove.
9308 (bfin_handle_option): Don't use cputype_selected.
9309 (override_options): When no mcpu option, enable all workarounds.
9310 Don't use bfin_workarounds.
9311 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9313 (DEFAULT_CPU_TYPE): Don't define.
9315 2008-05-16 Richard Guenther <rguenther@suse.de>
9317 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9318 on deletion of the last stmt.
9320 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9322 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9323 V8HImode for SSE2 and V16QImode for SSE4.1.
9325 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9327 * cgraph.h (compute_inline_parameters): Made public.
9328 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9329 variable_generate_summary, function_write_summary,
9330 variable_write_summary, variable_read_summary. Added generate_summary,
9331 write_summary, read_summary.
9332 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9333 pass_ipa_inline.function_generate_summary, to
9334 compute_inline_parameters.
9335 * ipa-inline.c (compute_inline_parameters): Made public and added
9337 (compute_inline_parameters_for_current): New function.
9338 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9339 (inline_generate_summary): Removed parameter and made to loop over
9341 (pass_ipa_inline): Updated for new IPA_PASS structure.
9342 * passes.c (execute_ipa_summary_passes): Now is called once per
9343 pass rather than once per node*pass.
9345 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9347 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9348 avr_have_mul_p, avr_asm_only_p): Remove variables.
9349 (avr_override_options): Remove initialization of removed variables.
9350 (avr_file_start): Convert removed variables to fields of
9351 'struct base_arch_s *avr_current_arch'.
9352 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9353 (AVR_HAVE_MUL): (Ditto.).
9354 (AVR_HAVE_MOVW): (Ditto.).
9355 (AVR_HAVE_LPMX): (Ditto.).
9356 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9357 avr_asm_only_p): Remove declaration.
9359 2008-05-15 Diego Novillo <dnovillo@google.com>
9361 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9362 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9364 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9367 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9368 Don't call record_truncated_value from here.
9369 (record_truncated_value): Turn it into a for_each_rtx callback.
9370 (record_truncated_values): New function.
9371 (combine_instructions): Call note_uses with record_truncated_values.
9372 Change name of check_conversion to check_promoted_subreg.
9374 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9376 * doc/sourcebuild.texi: Document support for torture tests.
9378 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9380 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9381 to alternative 4 of operand 2.
9383 2008-05-15 Richard Guenther <rguenther@suse.de>
9385 * tree-pass.h (current_pass): Declare.
9386 (get_pass_for_id): Likewise.
9387 * passes.c (passes_by_id, passes_by_id_size): New globals.
9388 (set_pass_for_id): New function.
9389 (get_pass_for_id): Likewise.
9390 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9391 (execute_function_todo): Flush per function statistics.
9392 * toplev.c (compile_file): Init statistics.
9393 (general_init): Do early statistics initialization.
9394 (finalize): Finish statistics.
9395 * statistics.h (statistics_early_init): Declare.
9396 (statistics_init): Likewise.
9397 (statistics_fini): Likewise.
9398 (statistics_fini_pass): Likewise.
9399 (statistics_counter_event): Likewise.
9400 (statistics_histogram_event): Likewise.
9401 * statistics.c: New file.
9402 * Makefile.in (OBJS-common): Add statistics.o.
9403 (statistics.o): Add dependencies.
9404 * doc/invoke.texi (-fdump-statistics): Document.
9406 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9408 (execute_pre): Use statistics_counter_event.
9409 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9410 (substitute_and_fold): Increment it. Use statistics_counter_event.
9412 2008-05-15 Diego Novillo <dnovillo@google.com>
9414 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9416 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9417 * tree-ssa-alias.c (new_type_alias): Remove references to
9418 sub-variables from comment.
9419 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9421 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9423 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9424 attribute to 1 only for insertps alternative.
9426 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9428 * config/bfin/bfin.md (loadbytes): New pattern.
9429 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9430 (bfin_init_builtins): Initialize it.
9431 (bdesc_1arg): Add it.
9433 2008-05-15 Sa Liu <saliu@de.ibm.com>
9435 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9436 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9437 * testsuite/lib/target-supports.exp: Add
9438 check_effective_target_fortran_integer_16.
9440 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9442 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9443 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9444 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9445 (TARGET_RETURN_IN_MEMORY): Define.
9447 2008-05-15 Richard Guenther <rguenther@suse.de>
9450 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9451 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9452 represent unmodifiable vars.
9454 2008-05-15 Richard Guenther <rguenther@suse.de>
9456 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9457 INDIRECT_REF and TARGET_MEM_REF.
9458 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9461 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9462 H.J. Lu <hongjiu.lu@intel.com>
9464 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9465 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9466 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9467 insn alternatives. Add missing alternatives.
9468 (*vec_concatv2di_rex64_sse4_1): Likewise.
9469 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9470 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9473 2008-05-15 Richard Guenther <rguenther@suse.de>
9475 PR tree-optimization/36009
9476 PR tree-optimization/36204
9477 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9478 (determine_invariantness_stmt): Record the loop a store is
9480 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9483 2008-05-15 Richard Guenther <rguenther@suse.de>
9485 PR tree-optimization/34330
9486 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9487 through the pointer will alias the SMT.
9489 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9491 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9493 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9495 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9497 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9498 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9500 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9501 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9502 (vashl_optab): New optab for vector/vector shifts.
9503 (vashr_optab): Ditto.
9504 (vlshr_optab): Ditto.
9505 (vrotl_optab): Ditto.
9506 (vrotr_optab): Ditto.
9507 (optab_subtype): New enum for optab_for_tree_code call.
9508 (optab_for_tree_code): Add enum optab_subtype argument.
9510 * optabs.c (optab_for_tree_code): Take an additional argument to
9511 distinguish between a vector shift by a scalar and vector shift by
9512 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9513 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9514 vector shift by a vector.
9515 (expand_widen_pattern_expr): Pass additional argument to
9516 optab_for_tree_code.
9518 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9519 vrotl_optab, vrotr_optab.
9521 * expr.c (expand_expr_real_1): Update calls to
9522 optab_for_tree_code to distinguish between vector shifted by a
9523 scalar and vector shifted by a vector.
9524 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9525 (supportable_narrowing_operation): Ditto.
9526 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9527 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9528 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9529 (vect_create_epilog_for_reduction): Ditto.
9530 (vectorizable_reduction): Ditto.
9531 (vectorizable_operation): Ditto.
9532 (vect_strided_store_supported): Ditto.
9533 (vect_strided_load_supported): Ditto.
9534 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9535 * expmed.c (expand_shift): Ditto.
9537 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9539 (ashr@var{m}3): Ditto.
9540 (vashl@var{m}3): Document new vector/vector shift standard name.
9541 (vashr@var{m}3): Ditto.
9542 (vlshr@var{m}3): Ditto.
9543 (vrotl@var{m}3): Ditto.
9544 (vrotr@var{m}3): Ditto.
9546 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9547 (PPERM_INVERT): Ditto.
9548 (PPERM_REVERSE): Ditto.
9549 (PPERM_REV_INV): Ditto.
9550 (PPERM_ZERO): Ditto.
9551 (PPERM_ONES): Ditto.
9552 (PPERM_SIGN): Ditto.
9553 (PPERM_INV_SIGN): Ditto.
9554 (PPERM_SRC1): Ditto.
9555 (PPERM_SRC2): Ditto.
9557 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9558 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9559 allows a memory operand to be the value being added, and split it
9560 to improve vectorization.
9561 (sse5_pmacsdqh_mem): Ditto.
9562 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9563 (sse5_mulv2div2di3_high): Ditto.
9564 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9565 (vec_pack_trunc_v4si): Ditto.
9566 (vec_pack_trunc_v2di): Ditto.
9567 (sse5_pcmov_<mode>): Remove code that tried to use use
9568 andps/andnps instead of pcmov.
9569 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9570 pmacsdqh instructions.
9571 (vec_widen_smult_lo_v4si): Ditto.
9573 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9574 (PPERM_INVERT): Ditto.
9575 (PPERM_REVERSE): Ditto.
9576 (PPERM_REV_INV): Ditto.
9577 (PPERM_ZERO): Ditto.
9578 (PPERM_ONES): Ditto.
9579 (PPERM_SIGN): Ditto.
9580 (PPERM_INV_SIGN): Ditto.
9581 (PPERM_SRC1): Ditto.
9582 (PPERM_SRC2): Ditto.
9583 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9585 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9587 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9588 says ignore whether the last reference is a memory operand.
9590 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9591 Paolo Bonzini <bonzini at gnu dot org>
9593 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9596 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9597 (vlshr<mode>3): Rename from vlshr<mode>3.
9598 (vashr<mode>3): Rename from vashr<mode>3.
9599 (mulv4sf3): Change the names of vector shift patterns.
9603 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9606 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9631 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9632 (floatunssidf2_internal): Change vector/vector shift names.
9633 (floatunsdidf2_internal): Ditto.
9640 (vashl<mode>3): Rename from ashl<mode>3.
9641 (vashr<mode>3): Rename from ashr<mode>3.
9642 (vlshr<mode>3): Rename from lshr<mode>3.
9643 (vrotl<mode>3): Rename from rotl<mode>3.
9645 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9648 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9649 multiply gives the wrong value when doing widening multiplies.
9650 (vec_widen_smult_lo_v4si): Ditto.
9652 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9654 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9655 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9656 emit_library_call_value.
9657 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9658 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9659 * calls.c (initialize_argument_information, precompute_arguments,
9660 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9661 (precompute_arguments): Removed flags parameter.
9662 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9664 2008-05-14 Richard Guenther <rguenther@suse.de>
9666 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9667 Make sure to register the store if the use is a PHI_NODE.
9669 2008-05-14 Olivier Hainque <hainque@adacore.com>
9671 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9672 memory if the component is to be referenced in BLKmode according
9673 to get_inner_reference.
9675 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9677 * calls.c (emit_library_call_value_1): Restore code clearing
9678 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9680 2008-05-14 Olivier Hainque <hainque@adacore.com>
9681 Nicolas Roche <roche@adacore.com>
9683 * configure.ac: Add support for a "gcc_subdir" variable in
9684 config-lang.in, to denote a subdirectory where the language/GCC
9685 integration files are to be found.
9686 * configure: Regenerate.
9688 2008-05-14 Ira Rosen <irar@il.ibm.com>
9690 PR tree-optimization/36098
9691 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9692 value for the first load in the group in case of a gap.
9693 (vect_build_slp_tree): Check that there are no gaps in loads.
9695 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9697 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9698 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9699 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9700 emit_insn and remove unneeded code to construct extra args.
9701 (emit_no_conflict_block): Removed.
9702 * optabls.h: (emit_no_conflict_block): Removed.
9703 * cse.c (cse_extended_basic_block): Remove search for
9704 REG_NO_CONFLICT note.
9705 * global.c: Removed incorrect comment added in revision 117.
9706 * expr.c (convert_move): Change call to emit_no_conflict_block to
9708 * recog.c: Change comments so that they do not mention
9710 * local_alloc.c (combine_regs): Removed last parameter.
9711 (no_conflict_p): Removed.
9712 (block_alloc): Removed note, no_conflict_combined_regno and set
9713 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9714 (combine_regs): Removed already_dead and code to look for
9715 REG_NO_CONFLICT notes.
9716 * lower_subreg (remove_retval_note): Removed code to look for
9717 REG_NO_CONFLICT block.
9718 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9719 (resolve_clobber): Remove code to process libcalls that have
9720 REG_NO_CONFLICT notes.
9721 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9723 * combine.c (can_combine_p, distribute_notes): Removed
9724 REG_NO_CONFLICT case.
9725 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9727 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9728 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9730 * reg-notes.def (NO_CONFLICT): Removed.
9732 2008-05-14 David S. Miller <davem@davemloft.net>
9734 * config/sparc/sparc.c (sparc_profile_hook): If
9735 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9736 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9737 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9739 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9741 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9743 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9746 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9747 and op1 expansion before vector concat to have less live pseudos.
9749 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9751 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9752 ix86_expand_vector_set if supported.
9754 2008-05-13 Diego Novillo <dnovillo@google.com>
9755 Kenneth Zadeck <zadeck@naturalbridge.com>
9757 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9759 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9760 phinodes_print_statistics, init_ssanames, fini_ssanames,
9761 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9762 release_ssa_name, release_defs, replace_ssa_name_symbol,
9763 ssanames_print_statistics): Move ...
9764 * tree-flow.h: ... here.
9765 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9766 Use FN instead of cfun.
9767 (make_ssa_name_fn): Rename from make_ssa_name.
9768 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9769 * tree-flow-inline.h (make_ssa_name): Move from
9770 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9771 * omp-low.c (expand_omp_parallel):
9772 * tree-flow-inline.h (redirect_edge_var_map_result):
9773 * tree-ssa.c (init_tree_ssa): Add argument FN.
9774 Use it instead of cfun. Update all users.
9776 2008-05-13 Tom Tromey <tromey@redhat.com>
9778 PR preprocessor/22168:
9779 * doc/cpp.texi (Top): Update menu.
9780 (Alternatives to Wrapper #ifndef): New node.
9781 (Other Directives): Document deprecation.
9782 (Obsolete Features): Remove menu.
9783 (Assertions): Merge node into Obsolete Features.
9784 (Obsolete once-only headers): Move earlier; rename to Alternatives
9786 * doc/cppopts.texi: Update.
9787 * c.opt (Wdeprecated): Enable for C and ObjC.
9788 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9789 (C++ Dialect Options): Move -Wno-deprecated from here to...
9790 (Warning Options): ... here.
9792 2008-05-13 Richard Guenther <rguenther@suse.de>
9795 * fold-const.c (fold_sign_changed_comparison): Do not allow
9796 changes in pointer-ness.
9798 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9801 * config/sh/sh.c (sh_expand_prologue): Don't clear
9802 RTX_FRAME_RELATED_P for push insns.
9804 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9806 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9808 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9810 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9811 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9812 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9814 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9816 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9817 (*vec_concatv4sf_sse): This.
9818 (*sse2_concatv2si): Renamed to ...
9819 (*vec_concatv2si_sse2): This.
9820 (*sse1_concatv2si): Renamed to ...
9821 (*vec_concatv2si_sse): This.
9822 (*vec_concatv2di_rex): Renamed to ...
9823 (*vec_concatv2di_rex64): This.
9824 (*vec_concatv2si_sse4_1): New.
9825 (*vec_concatv2di_rex64_sse4_1): Likewise.
9827 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9829 PR rtl-optimization/36111
9830 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9831 that was created for swappable operands.
9833 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9836 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9837 * configure.ac: Add call to ACX_PROG_GNAT.
9839 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9841 * optc-gen.awk: Fix comment typo.
9843 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9845 * pretty-print.c (pp_integer_with_precision): Use
9846 HOST_LONG_LONG_FORMAT.
9848 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9850 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9852 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9854 * config/i386/i386.c (bdesc_ptest): Removed.
9855 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9856 (bdesc_args): Add __builtin_ia32_ptestz128,
9857 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9858 (ix86_init_mmx_sse_builtins): Updated.
9859 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9860 (ix86_expand_builtin): Updated.
9862 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9864 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9865 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9867 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9869 * value-prof.c (interesting_stringop_to_profile): Do not
9870 return early for BUILT_IN_MEMPCPY.
9872 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9874 * calls.c (expand_call): Don't use callgraph to increase
9875 preferred_stack_boundary.
9877 * cgraph.h (cgraph_rtl_info): Use unsigned on
9878 preferred_incoming_stack_boundary.
9880 * final.c (rest_of_clean_state): Use unsigned on
9881 preferred_stack_boundary.
9883 2008-05-09 Tom Tromey <tromey@redhat.com>
9885 PR preprocessor/22231:
9886 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9889 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9891 PR tree-optimization/36129
9892 * tree-ssa-ccp.c: Include value-prof.h.
9893 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9894 built-in function was folded to a constant.
9895 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9897 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9898 Sebastian Pop <sebastian.pop@amd.com>
9900 * tree-scalar-evolution.c: Document instantiate_scev.
9901 (instantiate_parameters_1): Renamed instantiate_scev_1.
9902 Don't use the same loop for instantiation_loop and evolution_loop.
9903 (instantiate_scev): New.
9904 (instantiate_parameters): Moved...
9905 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9906 same loop twice. Maintains the semantics for this function.
9907 * tree-scalar-evolution.h (instantiate_scev): Declare.
9908 (instantiate_parameters): ...here. Now static inline.
9909 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9910 instead of resolve_mixers.
9912 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9914 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9916 2008-05-09 Tomas Bily <tbily@suse.cz>
9918 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9919 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9920 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9921 * c-common.c (c_common_truthvalue_conversion): Likewise.
9922 * tree-object-size.c (compute_object_offset): Likewise.
9923 * tree-inline.c (estimate_num_insns_1): Likewise.
9924 * varasm.c (const_hash_1, compare_constant, copy_constant)
9925 (compute_reloc_for_constant, output_addressed_constants)
9926 (initializer_constant_valid_p): Likewise.
9927 * c-omp.c (check_omp_for_incr_expr): Likewise.
9928 * gimplify.c (gimplify_expr): Likewise.
9929 * c-typeck.c (c_finish_return): Likewise.
9930 * tree-vectorizer.c (supportable_widening_operation)
9931 (supportable_narrowing_operation): Likewise.
9932 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9933 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9934 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9935 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9936 (descr_info_loc): Likewise.
9937 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9938 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9939 (fold_unary): Likewise.
9940 * builtins.c (get_pointer_alignment): Likewise.
9941 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9942 (instantiate_parameters_1): Likewise.
9943 * tree.c (expr_align, stabilize_reference): Likewise.
9944 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9945 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9946 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9947 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9948 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9949 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9951 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9952 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9953 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9954 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9955 (forward_propagate_comparison)
9956 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9957 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9958 * emit-rtl.c (component_ref_for_mem_expr)
9959 (set_mem_attributes_minus_bitpos): Likewise.
9960 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9961 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9963 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9964 (build_function_call, pointer_diff, build_compound_expr)
9965 (c_finish_return): Likewise.
9966 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9967 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9969 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9970 * expr.c (is_aligning_offset): Likewise.
9971 * tree-ssa-alias.c (is_escape_site): Likewise.
9972 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9973 (check_all_va_list_escapes): Likewise.
9974 * tree-ssa-loop-ivopts.c (determine_base_object)
9975 (determine_common_wider_type): Likewise.
9976 * dojump.c (do_jump): Likewise.
9977 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9978 * tree-gimple.c (is_gimple_cast): Likewise.
9979 * fold-const.c (decode_field_reference, )
9980 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9981 (fold_binary): Likewise.
9982 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9983 (already_warned_in_frontend_p): Likewise.
9984 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9985 * tree.c (really_constant_p, get_unwidened): Likewise.
9986 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9987 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9988 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9990 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9992 (CONVERT_EXPR_P): Define.
9993 (CASE_CONVERT): Define.
9995 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9998 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9999 (delete_unmarked_insns): When deleting a call, call
10000 delete_unreachable_blocks.
10001 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10002 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
10004 2008-05-08 Richard Guenther <rguenther@suse.de>
10006 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
10007 (-ftree-salias): Likewise.
10008 (salias-max-implicit-fields): Remove param documentation.
10009 (salias-max-array-elements): Likewise.
10010 * tree-pass.h (pass_create_structure_vars): Remove.
10011 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10012 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10013 * tree-ssa-alias.c (create_structure_vars): Remove.
10014 (gate_structure_vars): Likewise.
10015 (pass_create_structure_vars): Likewise.
10016 (gate_build_alias): Likewise.
10017 (pass_build_alias): Adjust to run always and dump the function.
10018 * common.opt (ftree-salias): Hide.
10019 * passes.c (init_optimization_passes): Remove
10020 pass_create_structure_vars, adjust comment.
10021 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
10022 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
10023 * opts.c (decode_options): Do not set flag_tree_salias.
10024 (common_handle_option): Add OPT_ftree_salias to the backward
10025 compatibility section.
10027 2008-05-08 Richard Guenther <rguenther@suse.de>
10029 * tree-flow-inline.h (var_can_have_subvars): Move ...
10030 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10031 * tree-flow.h (var_can_have_subvars): Remove.
10032 (push_fields_onto_fieldstack): Remove.
10033 (sort_fieldstack): Likewise.
10034 (struct fieldoff): Move ...
10035 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10036 alias_set and base_for_components fields.
10037 (sort_fieldstack): Make static.
10038 (push_fields_onto_fieldstack): Likewise. Remove code that
10039 handles anything but RECORD_TYPEs. Remove alias_set and
10040 base_for_components handling.
10041 (create_variable_info_for): Adjust.
10043 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10045 * common.opt (Wframe-larger-than=): Shorten the help message
10047 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10049 2008-05-08 Rafael Espindola <espindola@google.com>
10051 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10053 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10054 trap and that both operands are gimple values.
10055 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10056 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10059 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10061 * read-rtl.c (join_c_conditions): Return the first string if the
10062 two strings are equal.
10064 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10066 * gensupport.h (pred_data): Add a "num_codes" field.
10067 (add_predicate_code): Declare.
10068 * gensupport.c (add_predicate_code): New function.
10069 (std_pred_table): Add an "allows_const_p" field.
10070 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10071 Remove the (incomplete) list of such codes from the codes field.
10072 (init_predicate_table): Use add_predicate_code. Add all
10073 RTX_CONST_OBJs if allows_const_p is true.
10074 * genrecog.c (process_define_predicate): Use add_predicate_code.
10076 2008-05-08 David Daney <ddaney@avtrex.com>
10077 Richard Sandiford <rsandifo@nildram.co.uk>
10079 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10080 special case of constant zero operands.
10081 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10082 old and new values. Special case constant zero values.
10083 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10085 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10086 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10088 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10091 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10092 similar RTX_CONST_OBJ before CONST_INT.
10094 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10096 * stmt.c (expand_stack_restore): Change sa mode if needed.
10098 2008-05-08 Richard Guenther <rguenther@suse.de>
10100 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10101 return type to bool.
10102 (ix86_sol10_return_in_memory): Likewise.
10103 (ix86_i386elf_return_in_memory): Likewise.
10104 (ix86_i386interix_return_in_memory): Likewise.
10105 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10106 (ix86_sol10_return_in_memory): Likewise.
10107 (ix86_i386elf_return_in_memory): Likewise.
10108 (ix86_i386interix_return_in_memory): Likewise.
10110 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10113 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10115 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10116 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10119 2008-05-08 Richard Guenther <rguenther@suse.de>
10121 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10122 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10123 (DR_SUBVARS): Remove.
10124 * tree-dfa.c (dump_subvars_for): Remove.
10125 (debug_subvars_for): Likewise.
10126 (dump_variable): Do not dump subvars.
10127 (remove_referenced_var): Do not remove subvars.
10128 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10129 (lookup_subvars_for_var): Remove.
10130 (get_subvars_for_var): Likewise.
10131 (get_subvars_at): Likewise.
10132 (get_first_overlapping_subvar): Likewise.
10133 (overlap_subvar): Likewise.
10134 * tree-flow.h (subvar_t): Remove.
10135 (struct var_ann_d): Remove subvars field.
10136 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10137 argument. Remove special handling of SFTs.
10138 (compute_tag_properties): Likewise.
10139 (set_initial_properties): Likewise.
10140 (compute_call_clobbered): Likewise.
10141 (count_mem_refs): Likewise.
10142 (compute_memory_partitions): Likewise.
10143 (compute_flow_insensitive_aliasing): Likewise.
10144 (setup_pointers_and_addressables): Likewise.
10145 (new_type_alias): Likewise.
10146 (struct used_part): Remove.
10147 (used_portions): Likewise.
10148 (struct used_part_map): Likewise.
10149 (used_part_map_eq): Likewise.
10150 (used_part_map_hash): Likewise.
10151 (free_used_part_map): Likewise.
10152 (up_lookup): Likewise.
10153 (up_insert): Likewise.
10154 (get_or_create_used_part_for): Likewise.
10155 (create_sft): Likewise.
10156 (create_overlap_variables_for): Likewise.
10157 (find_used_portions): Likewise.
10158 (create_structure_vars): Likewise.
10159 * tree.def (STRUCT_FIELD_TAG): Remove.
10160 * tree.h (MTAG_P): Adjust.
10161 (struct tree_memory_tag): Remove base_for_components and
10162 unpartitionable flags.
10163 (struct tree_struct_field_tag): Remove.
10164 (SFT_PARENT_VAR): Likewise.
10165 (SFT_OFFSET): Likewise.
10166 (SFT_SIZE): Likewise.
10167 (SFT_NONADDRESSABLE_P): Likewise.
10168 (SFT_ALIAS_SET): Likewise.
10169 (SFT_UNPARTITIONABLE_P): Likewise.
10170 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10171 (union tree_node): Remove sft field.
10172 * alias.c (get_alias_set): Remove special handling of SFTs.
10173 * print-tree.c (print_node): Remove handling of SFTs.
10174 * tree-dump.c (dequeue_and_dump): Likewise.
10175 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10176 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10177 * tree-predcom.c (set_alias_info): Do not set subvars.
10178 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10179 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10180 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10181 (add_vars_for_offset): Remove.
10182 (add_virtual_operand): Remove special handling of SFTs.
10183 (add_call_clobber_ops): Likewise.
10184 (add_call_read_ops): Likewise.
10185 (get_asm_expr_operands): Likewise.
10186 (get_modify_stmt_operands): Likewise.
10187 (get_expr_operands): Likewise.
10188 (add_to_addressable_set): Likewise.
10189 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10190 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10191 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10192 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10193 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10194 (tree_node_structure): Likewise.
10195 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10197 (find_what_p_points_to): Likewise.
10199 2008-05-08 Sa Liu <saliu@de.ibm.com>
10201 * config/spu/spu.md: Fixed subti3 pattern.
10203 2008-05-08 Richard Guenther <rguenther@suse.de>
10205 PR middle-end/36154
10206 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10207 sure to create a representative for trailing arrays for PTA.
10209 2008-05-08 Richard Guenther <rguenther@suse.de>
10211 PR middle-end/36172
10212 * fold-const.c (operand_equal_p): Two objects which types
10213 differ in pointerness are not equal.
10215 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10217 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10218 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10219 (emit_library_call_value_1): Add new variable fndecl initialized by
10220 NULL_TREE. It should be the decl type of orgfun, but this information
10221 seems not to be available here, so it uses the default calling abi.
10222 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10223 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10224 by TARGET_RETURN_IN_MEMORY.
10225 * config/i386/i386-interix.h: Likewise.
10226 * config/i386/i386.h: Likewise.
10227 * config/i386/i386elf.h: Likewise.
10228 * config/i386/ptx4-i.h: Likewise.
10229 * config/i386/sol2-10.h: Likewise.
10230 * config/i386/sysv4.h: Likewise.
10231 * config/i386/vx-common.h: Likewise.
10232 * config/cris/cris.h: Removed #if 0 clause.
10233 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10234 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10236 (ix86_sol10_return_in_memory): Likewise.
10237 (ix86_i386elf_return_in_memory): New.
10238 (ix86_i386interix_return_in_memory): New.
10239 * config/mt/mt-protos.h (mt_return_in_memory): New.
10240 * config/mt/mt.c: Likewise.
10241 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10242 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10243 * config/bfin/bfin.h: Likewise.
10244 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10246 * config/bfin/bfin.c: Likewise.
10247 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10248 * config/alpha/unicosmk.h: Likewise.
10249 * config/i386/cygming.h: Likewise.
10250 * config/iq2000/iq2000.h: Likewise.
10251 * config/mips/mips.h: Likewise.
10252 * config/mn10300/mn10300.h: Likewise.
10253 * config/rs6000/rs6000.h: Likewise.
10254 * config/score/score.h: Likewise.
10255 * config/spu/spu.h: Likewise.
10256 * config/v850/v850.h: Likewise.
10257 * defaults.h: Likewise.
10258 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10259 * expr.c (emit_block_move): Adjust use of
10260 OUTGOING_REG_PARM_STACK_SPACE.
10261 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10262 OUTGOING_REG_PARM_STACK_SPACE.
10263 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10265 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10267 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10268 on OMP_RETURN for OMP_FOR.
10271 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10272 (fortran_common): New function.
10273 (gen_variable_die): Call fortran_common instead of common_check,
10274 adjust for it returning tree instead of rtx. Formatting.
10276 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10280 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10281 * c-decl.c (merge_decls): Ditto.
10282 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10283 to RTL_CONST_OR_PURE_CALL_P.
10284 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10285 Initialized DECL_LOOPING_CONST_PURE.
10286 (process_call_operands): Set tree_side_effects properly.
10287 * tree.h (TREE_READONLY_DECL_P): Removed.
10288 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10289 (DECL_LOOPING_OR_CONST_P): New macro.
10290 (struct tree_function_decl): Added looping_const_or_pure_p.
10291 (ECF_*) Renumbered.
10292 (ECF_LOOPING_OR_CONST_P): New macro.
10293 * rtlanal.c (pure_const_p): Removed.
10294 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10295 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10296 to RTL_CONST_CALL_P.
10297 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10298 (check_decl, check_tree, check_call, scan_function): Initialize
10300 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10301 (static_execute): Set looping true for recursive functions.
10302 Undo setting state to IPA_NEITHER for recursive functions.
10303 * cse.c (cse_insn):
10304 * ifcvt.c (noce_can_store_speculate_p): Changed
10305 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10306 RTL_CONST_OR_PURE_CALL_P.
10307 * dse.c (scan_insn): Ditto.
10308 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10309 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10310 RTL_CONST_OR_PURE_CALL_P.
10311 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10312 pure_call_p to RTL_CONST_CALL_P.
10313 * gimplify.c (gimplify_call_expr): Clear side effects for
10314 non-looping pure and constant calls.
10315 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10316 (flags_from_decl_or_type): Set ecf flags from decl flags.
10317 (initialize_argument_information): Turn off
10318 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10319 Change const to pure if callee_copies is true rather than just
10321 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10322 way of marking pure calls.
10323 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10324 Remove hack that was supposed to fix pr7335 and remove old
10325 way of marking pure calls.
10326 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10327 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10328 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10329 RTL_CONST_OR_PURE_CALL_P.
10330 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10331 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10332 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10333 * sched-deps.c (schedule_analyze): Ditto.
10334 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10335 return_val field of calls to represent pure and const function info.
10336 (CONST_OR_PURE_CALL_P): Deleted macro.
10337 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10338 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10339 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10341 * tree-optimize.c (execute_fixup_cfg): Added test for
10342 ECF_LOOPING_CONST_OR_PURE.
10343 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10345 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10346 effects for looping pure or const calls.
10347 (verify_gimple_expr): Added verification code.
10348 * config/alpha/alpha.c (alpha_legitimize_address,
10349 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10351 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10352 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10353 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10354 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10355 RTL_CONST_OR_PURE_CALL_P.
10356 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10357 and const calls to be deleted.
10359 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10362 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10363 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10364 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10365 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10366 to handle nonimmediate operands.
10367 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10368 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10369 to handle nonimmediate operands.
10370 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10371 (mmx_pmulhrwv4hi3): New expander. Use
10372 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10373 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10374 (sse2_umulv1siv1di3): New expander. Use
10375 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10376 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10377 (mmx_eq<mode>3): New expander. Use
10378 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10379 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10380 (mmx_uavgv8qi3): New expander. Use
10381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10382 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10383 (mmx_uavgv4hi3): New expander. Use
10384 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10386 * config/i386/sse.md
10387 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10388 to handle nonimmediate operands.
10389 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10390 to handle nonimmediate operands.
10391 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10392 to handle nonimmediate operands.
10393 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10394 to handle nonimmediate operands.
10395 (sse2_unpckhpd_exp): New expander. Use
10396 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10397 (sse2_unpcklpd_exp): New expander. Use
10398 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10399 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10400 to handle nonimmediate operands.
10401 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10402 to handle nonimmediate operands.
10403 (*sse2_<plusminus_insn><mode>3): Rename from
10404 sse2_<plusminus_insn><mode>3 insn pattern.
10405 (sse2_<plusminus_insn><mode>3): New expander. Use
10406 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10407 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10408 (sse2_umulv2siv2di3): New expander. Use
10409 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10410 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10411 (sse4_1_mulv2siv2di3): New expander. Use
10412 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10413 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10414 (sse2_pmaddwd): New expander. Use
10415 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10416 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10417 (sse2_eq<mode>3): New expander. Use
10418 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10419 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10420 (sse4_1_eqv2di3): New expander. Use
10421 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10422 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10423 (sse2_uavgv16qi3): New expander. Use
10424 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10425 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10426 (sse2_uavgv16qi3): New expander. Use
10427 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10428 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10429 (sse2_uavgv8hi3): New expander. Use
10430 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10431 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10432 (ssse3_pmulhrswv8hi3): New expander. Use
10433 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10434 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10435 (ssse3_pmulhrswv4hi3): New expander. Use
10436 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10438 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10439 (<sse>_vmmul<mode>3): Ditto.
10440 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10442 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10443 (ssse3_pmaddubsw): Ditto.
10445 * config/i386/i386.c (struct_builtin_description)
10446 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10447 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10448 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10449 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10450 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10451 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10452 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10453 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10454 (ix86_fixup_binary_operands): Assert that src1
10455 and src2 must have the same mode when swapped.
10456 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10457 and ix86_binary_operator_ok. Do not force operands in registers
10460 2008-05-07 Jan Hubicka <jh@suse.cz>
10462 * cgraph.c (dump_cgraph_node): Update.
10463 * cgraph.h (cgraph_local_info): Break out inline summary.
10464 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10466 * ipa-inline (inline_summary): New accestor function.
10467 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10468 cgraph_decide_inlining, compute_inline_parameters): Update.
10469 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10471 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10473 Cleanup ColdFire scheduling support and add V4 pipeline model.
10475 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10476 (define_attr cpu): Add cfv4 value.
10477 (define_attr type, define_attr type1): Merge into a single 'type'
10478 attribute. Update all uses.
10479 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10480 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10482 (define_attr opx_mem, define_attr opy_mem): Remove.
10483 (define_attr op_mem): Clean up, update comment.
10484 (define_attr size): Use specific values instead of general int.
10485 (define_attr guess, define_attr split): Remove. Update all uses.
10486 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10487 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10488 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10489 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10490 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10491 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10492 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10493 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10494 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10495 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10496 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10497 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10498 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10499 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10500 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10501 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10502 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10503 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10504 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10505 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10506 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10507 Update or set attributes.
10508 (stack_tie): New fake instruction.
10510 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10511 (m68k_sched_attr_size): Update declaration.
10512 (m68k_sched_attr_type2): Remove.
10513 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10514 Declare new bypass predicates.
10516 * config/m68k/m68k.c (m68k_sched_issue_rate,
10517 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10519 (TARGET_SCHED_ISSUE_RATE,
10520 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10521 (override_options): Handle scheduling for ColdFire V4 core.
10522 (m68k_expand_prologue): Emit stack_tie.
10523 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10524 'OP_TYPE_FPN'. Update all uses.
10525 (sched_guess_p): Remove.
10526 (sched_address_type): Handle symbolic addresses.
10527 (sched_get_operand): New static function.
10528 (sched_operand_type): Merge into sched_attr_op_type.
10529 (sched_attr_op_type): Handle FP registers, handle quick constants,
10531 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10532 (m68k_sched_attr_size): Update. Move logic to ...
10533 (sched_get_attr_size_int): New static function.
10534 (sched_get_opxy_mem_type): New static function.
10535 (m68k_sched_attr_op_mem): Update.
10536 (m68k_sched_attr_type2): Remove.
10537 (sched_cfv4_bypass_data): New static variable.
10538 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10539 (m68k_sched_issue_rate): Implement scheduler hook.
10540 (struct _sched_ib: enabled_p): New field.
10541 (m68k_sched_variable_issue): Update. Handle V4.
10542 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10543 sched_dump_class_func_t, sched_dump_split_class,
10544 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10545 sched_dump_dfa_class, m68k_sched_dump): Remove.
10546 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10548 (m68k_sched_init_global): Remove statisctics dumping, introduce
10549 sanity check that all instructions have pipeline reservations. Handle
10551 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10552 Handle ColdFire V4 core.
10553 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10554 New static functions.
10555 (m68k_sched_address_bypass_p): New bypass predicate.
10556 (sched_get_indexed_address_scale): New static function.
10557 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10559 * cf.md: Update comments.
10560 (define_attr type2): Remove. Use 'type' attribute instead.
10562 (cf_ib): Rename to cfv123_ib. Update all uses.
10563 (cf_oep): Rename to cfv123_oep. Update all uses.
10564 (cf_chr): Rename to cfv123_chr. Update all uses.
10565 (cf_mem): Rename to cfv123_mem. Update all uses.
10566 (cf_mac): Move to more appropriate place.
10567 (cfv123_guess): New automaton and cpu_unit.
10568 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10569 Update uses of 'size' attribute. Handle before reload scheduling.
10570 (cfv123_guess): New dummy reservation for unhandled instructions.
10571 (cfv4_*): Pipeline description of ColdFire V4 core.
10572 (ignore): New reservation to handle 'ignore' type.
10574 2008-05-07 Ian Lance Taylor <iant@google.com>
10576 PR middle-end/36013
10577 * gimplify.c (find_single_pointer_decl_1): Don't look through
10579 (find_single_pointer_decl): Adjust comments.
10581 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10583 PR middle-end/36137
10584 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10585 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10587 PR middle-end/36106
10588 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10589 integral type rather than floating point, then VIEW_CONVERT_EXPR
10590 to the floating point type.
10592 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10594 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10595 TFmode op0 to register.
10597 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10599 * c-decl.c (grokdeclarator): Comment typo.
10601 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10603 * tree-flow.h: Remove prototype for computed_goto_p.
10604 * tree-cfg.c (computed_goto_p): Make static.
10606 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10609 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10610 (contains_aligned_value_p): This. Handle _Decimal128.
10611 (ix86_function_arg_boundary): Only align _Decimal128 to its
10612 natural boundary and handle it properly.
10614 2008-05-06 Martin Jambor <mjambor@suse.cz>
10616 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10617 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10618 (ipcp_method_set_orig_node): Removed.
10619 (ipcp_cval_get_cvalue_type): Removed.
10620 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10621 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10622 (ipcp_cval_set_cvalue_type): Removed.
10623 (ipcp_cval_get_cvalue): Removed.
10624 (ipcp_cval_set_cvalue): Removed.
10625 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10626 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10627 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10628 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10629 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10630 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10631 (ipcp_get_ith_lattice): Changed parameters.
10632 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10633 (ipcp_lattice_from_jfunc): Changed parameters.
10634 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10635 (ipcp_method_cval_print): Added temporary variable info.
10636 (ipcp_redirect): Removed already unused local variable caller.
10637 (ipcp_redirect): New temporary variable orig_callee_info
10638 (ipcp_redirect): Removed newly unused local variable callee.
10639 (ipcp_redirect): Removed (a bit confusing) local variable type.
10640 (ipcp_insert_stage): Added local variable info.
10641 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10643 (ipcp_formal_create): Removed.
10644 (ipcp_method_cval_set): Removed.
10645 (ipcp_propagate_stage): Renamed lattice variables.
10646 (ipcp_method_cval_set_cvalue_type): Removed.
10647 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10648 (ipcp_print_all_lattices): Changed printed strings to refer to
10649 lattices rather than cvals.
10650 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10651 (ipcp_propagate_const): Changed formal parameters.
10652 (build_const_val): Changed formal parameters.
10653 (ipcp_insert_stage): Removed useless variable cvalue
10654 (build_const_val): Changed formal parameters.
10655 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10656 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10657 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10658 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10659 (ipcp_print_func_profile_counts): Changed string from "method" to
10661 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10662 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10663 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10664 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10665 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10666 (ipcp_lat_is_const): Changed parameters and made inline.
10667 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10668 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10669 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10670 the predicate condition directly
10671 (ipcp_propagate_stage): Added local variable args. Removed local
10672 variable callee. (Both are mere code simplifications.)
10673 (ipcp_method_dont_insert_const): Renamed to
10674 ipcp_node_not_modifiable_p.
10675 (ipcp_node_not_modifiable_p): Made inline.
10676 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10677 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10678 (ipcp_print_all_lattices): Removed variable cvalue
10679 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10682 2008-05-06 Olivier Hainque <hainque@adacore.com>
10684 * tree-sra.c (try_instantiate_multiple_fields): Early return
10685 if field has POINTER_TYPE.
10687 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10689 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10690 by using 'q' specifier for instruction.
10691 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10693 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10695 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10696 Change mode of zero_extract from QImode to HImode.
10697 (sign bit tests peepholes): (Ditto.).
10699 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10701 * config/i386/mmx.md: Remove double backslashes from asm templates.
10702 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10703 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10704 to handle nonimmediate operands.
10705 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10706 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10707 to handle nonimmediate operands.
10708 (*mmx_<code>v2sf3_finite): New insn pattern.
10709 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10710 (mmx_<code>v2sf3): New expander. Use
10711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10712 (mmx_<plusminus_insn><mode>3): New expander. Use
10713 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10714 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10715 (mmx_add<mode>3): Removed.
10716 (mmx_ssadd<mode>3): Ditto.
10717 (mmx_usadd<mode>3): Ditto.
10718 (mmx_sub<mode>3): Ditto.
10719 (mmx_sssub<mode>3): Ditto.
10720 (mmx_ussub<mode>3): Ditto.
10721 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10722 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10723 to handle nonimmediate operands.
10724 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10726 (mmx_smulv4hi3_highpart): New expander. Use
10727 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10728 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10730 (mmx_umulv4hi3_highpart): New expander. Use
10731 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10732 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10733 (mmx_<code>v4hi3): New expander. Use
10734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10735 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10736 (mmx_<code>v8qi3): New expander. Use
10737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10738 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10739 (mmx_<code><mode>3): New expander. Use
10740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10742 2008-05-05 Jan Hubicka <jh@suse.cz>
10744 PR tree-optimization/36118
10745 * passes.c (pass_init_dump_file): Fix dump header.
10747 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10749 PR middle-end/36141
10750 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10751 VCE for function decls.
10753 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10755 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10757 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10759 * config/i386/i386.md (sat_plusminus): New.
10760 (plusminus_insn): Likewise.
10761 (plusminus_mnemonic): Likewise.
10763 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10764 (*<addsub><mode>3_cc_overflow): Renamed to ...
10765 (*<plusminus_insn><mode>3_cc_overflow): This.
10766 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10767 (*<plusminus_insn>si3_zext_cc_overflow): This.
10769 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10770 (<plusminus_insn><mode>3): This.
10771 (*<addsub><mode>3): Renamed to ...
10772 (*<plusminus_insn><mode>3): This.
10773 (<sse>_vm<addsub><mode>3): Renamed to ...
10774 (<sse>_vm<plusminus_insn><mode>3): This.
10775 (sse3_h<addsub>v4sf3): Renamed to ...
10776 (sse3_h<plusminus_insn>v4sf3): This.
10777 (sse3_h<addsub>v2df3): Renamed to ...
10778 (sse3_h<plusminus_insn>v2df3): This.
10779 (<plusminus_insn><mode>3): New.
10780 (*<plusminus_insn><mode>3): Likewise.
10781 (sse2_<plusminus_insn><mode>3): Likewise.
10782 (add<mode>): Removed.
10783 (*add<mode>3): Likewise.
10784 (sse2_ssadd<mode>3): Likewise.
10785 (sse2_usadd<mode>3): Likewise.
10786 (sub<mode>3): Likewise.
10787 (*sub<mode>3): Likewise.
10788 (sse2_sssub<mode>3): Likewise.
10789 (sse2_ussub<mode>3): Likewise.
10791 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10793 * gthr-single.h: Add in required interface elements as per gthr.h.
10794 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10795 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10796 Generalize UNUSED macro.
10797 (__gthread_once): Add.
10798 (__gthread_key_create): Add.
10799 (__gthread_key_delete): Add.
10800 (__gthread_getspecific): Add.
10801 (__gthread_setspecific): Add.
10803 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10805 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10806 the same size types for the indirect reference on the rhs, then
10809 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10811 * config/i386/i386.md
10812 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10813 one insn template instead of template series.
10814 (*xordi_1_rex64): Ditto.
10815 (*xordi_2_rex64): Ditto.
10817 2008-05-05 Ira Rosen <irar@il.ibm.com>
10819 PR tree-optimization/36119
10820 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10823 2008-06-04 Jan Hubicka <jh@suse.cz>
10825 tree-optimization/36100
10826 * tree-pass.h (pass_O0_always_inline): Declare.
10827 * ipa-inline.c (inline_transform): Remove dead code.
10828 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10829 pass_O0_always_inline): New.
10830 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10832 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10834 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10835 mnemonic in this_param move for TARGET_64BIT.
10837 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10839 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10840 (*strmovsi_rex_1): Ditto.
10841 (*strsetsi_1): Ditto.
10842 (*strsetsi_rex_1): Ditto.
10844 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10845 adddicc expanders using SWI mode iterator.
10847 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10850 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10853 2008-05-04 David S. Miller <davem@davemloft.net>
10855 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10856 (sparc*-*-linux*): Use linux.h in tm_file.
10857 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10858 compiler defaulting to 32-bit.
10859 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10861 * config/sparc/linux.h: Remove definitions now obtained
10862 properly from linux.h
10863 * config/sparc/linux64.h: Likewise.
10864 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10865 don't want this setting for 32-bit builds in a biarch compiler.
10866 * doc/install.texi: Add sparc-linux to list of targets
10867 supporting --enable-targets=all.
10869 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10871 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10873 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10875 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10876 after V4SI_FTYPE_V8HI.
10877 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10878 case V4SI_FTYPE_V2DF.
10880 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10882 * doc/invoke.texi (max-flow-memory-locations): Removed.
10883 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10885 2008-05-03 Richard Guenther <rguenther@suse.de>
10887 PR middle-end/34973
10888 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10890 2008-05-02 David S. Miller <davem@davemloft.net>
10892 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10894 2008-05-02 Simon Baldwin <simonb@google.com>
10897 * c-common.h (warn_array_subscript_range): Removed.
10898 * c-common.c (warn_array_subscript_range): Ditto.
10899 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10900 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10902 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10904 * config/i386/i386.c (ix86_special_builtin_type): New.
10905 (bdesc_special_args): Likewise.
10906 (ix86_expand_special_args_builtin): Likewise.
10907 (ix86_init_mmx_sse_builtins): Updated.
10908 (ix86_expand_builtin): Updated.
10909 (ix86_expand_store_builtin): Removed.
10910 (ix86_expand_unop_builtin): Likewise.
10912 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10913 * config/i386/mmintrin.h (__v2sf): Here.
10915 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10917 (_mm_loadl_pi): Likewise.
10918 (_mm_storeh_pi): Replace __v2si with __v2sf.
10919 (_mm_storel_pi): Likewise.
10921 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10922 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10923 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10924 __builtin_ia32_loadlpd.
10926 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10928 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10929 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10930 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10931 (ix86_init_mmx_sse_builtins): Updated.
10932 (ix86_expand_args_builtin): Likewise.
10933 (ix86_expand_builtin): Likewise.
10934 (ix86_expand_unop1_builtin): Renamed to ...
10935 (ix86_expand_unop_vec_merge_builtin): This.
10937 2008-05-01 Jan Hubicka <jh@suse.cz>
10940 * ipa-inline.c (inline_generate_summary): Make static.
10941 (inline_transform): Do not call inlining at -O0; make static.
10942 * passes.c (execute_todo): Add sanity check.
10943 (execute_one_ipa_transform_pass): Execute proper flags.
10945 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10947 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10948 (DECL_NONADDRESSABLE_P): Likewise.
10949 * alias.c (record_component_aliases): Fix comment.
10951 2008-05-01 Simon Baldwin <simonb@google.com>
10953 * c-common.h (warn_array_subscript_range): New function.
10954 * c-common.c (warn_array_subscript_range): Ditto.
10955 * tree-vrp.c (check_array_ref): Corrected code to agree with
10956 comment, ignoring only arrays of size 0 or size 1.
10957 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10959 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10961 * config/i386/i386.c (ix86_builtin_type): Replace
10962 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10963 (bdesc_args): Updated.
10964 (ix86_init_mmx_sse_builtins): Likewise.
10965 (ix86_expand_args_builtin): Likewise.
10967 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10970 * doc/extend.texi: Correct __builtin_ia32_palignr.
10972 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10975 * config/i386/i386.c (bdesc_crc32): Removed.
10976 (ix86_expand_crc32): Likewise.
10977 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10978 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10979 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10980 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10981 UINT_FTYPE_UINT_UCHAR.
10982 (bdesc_args): Updated. Add crc32 builtins.
10983 (ix86_init_mmx_sse_builtins): Updated.
10984 (ix86_expand_args_builtin): Updated to support subreg.
10986 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10988 2008-05-01 Jan Hubicka <jh@suse.cz>
10990 * tree-pass.h (opt_pass): Add IPA_PASS.
10991 (varpool_node, cgraph_node): Forward declare.
10992 (ipa_opt_pass): Define.
10993 (pass_ipa_inline): Turn into ipa_opt_pass.
10994 (pass_apply_inline): Remove.
10995 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10996 (apply_inline): Turn into ....
10997 (inline_transform): ... this one.
10998 (inline_generate_summary): New function.
10999 (pass_apply_inline): Remove.
11000 * function.h (ipa_opt_pass): Forward declare structure; typedef;
11002 (struct function): Add ipa_transforms_to_apply.
11003 * passes.c (register_one_dump_file): Work on IPA_PASS.
11004 (init_optimization_passes): Remove pass_inline_parameters and
11006 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
11007 (execute_one_pass) ... here; apply transforms when possible.
11008 (add_ipa_transform_pass, execute_ipa_summary_asses,
11009 execute_one_ipa_transform_pass): New.
11010 (execute_ipa_pass_list): Update for IPA_PASS type.
11012 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11014 * config/i386/i386.c (ix86_builtin_type): Add
11015 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
11016 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
11017 (bdesc_args): Add SSE4a builtins.
11018 (ix86_init_mmx_sse_builtins): Updated.
11019 (ix86_expand_args_builtin): Likewise.
11020 (ix86_expand_builtin): Likewise.
11022 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
11024 * config/i386/i386.c (ix86_builtin_type): Add
11025 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
11026 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
11027 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
11028 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
11029 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
11030 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11031 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11032 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11033 and DI_FTYPE_DI_DI_INT.
11034 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11035 (ix86_init_mmx_sse_builtins): Updated.
11036 (ix86_expand_args_builtin): Likewise.
11037 (ix86_expand_builtin): Likewise.
11038 (ix86_expand_binop_imm_builtin): Removed.
11040 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11042 2008-04-30 Richard Guenther <rguenther@suse.de>
11044 PR tree-optimization/32921
11045 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11047 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11049 * config/arm/arm.c (arm_unwind_emit): Use
11050 crtl->all_throwers_are_sibcalls instead of
11051 cfun->all_throwers_are_sibcalls.
11052 (arm_output_fn_unwind): Likewise.
11053 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11054 instead of cfun->uses_pic_offset_table.
11055 (frv_expand_prologue): Likewise.
11056 (frv_frame_pointer_required): Likewise.
11057 (frv_expand_fdpic_call): Likewise.
11058 (frv_emit_movsi): Likewise.
11059 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11060 cfun->returns_pcc_struct instead of
11061 current_function_returns_pcc_struct.
11062 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11063 instead of cfun->calls_eh_return.
11064 (m32c_pushm_popm): Likewise.
11065 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11066 "extern" declaration.
11068 2008-04-30 Richard Guenther <rguenther@suse.de>
11070 PR tree-optimization/21636
11071 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11073 (evaluate_stmt): Print the likely value.
11074 (ccp_visit_stmt): Avoid excessive vertical spacing.
11076 2008-04-30 Rafael Espindola <espindola@google.com>
11078 * builtins.c (fold_call_expr): Return realret.
11079 * tree-ssa-threadedge.c
11080 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11081 __builtin_object_size.
11083 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11085 * gcc.c (wrapper_string): New variable.
11086 (insert_wrapper): New function.
11087 (execute): New option -wrapper.
11088 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11090 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11092 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11093 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11094 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11096 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11097 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11098 config/rs6000/e500crtres64gprctr.asm,
11099 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11100 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11101 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11102 config/rs6000/e500crtsav64gprctr.asm,
11103 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11104 config/rs6000/e500crtsavg64gprctr.asm: New files.
11105 * config/rs6000/t-ppccomm: Add build rules for new files.
11106 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11107 * config/rs6000/t-netbsd: Add build rules for new files.
11108 (LIB2FUNCS_STATIC_EXTRA): New variable.
11109 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11110 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11111 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11113 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11115 * config/i386/i386.c (ix86_builtin_type): Add
11116 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11117 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11118 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11119 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11120 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11121 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11122 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11123 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11124 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11125 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11126 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11127 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11128 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11129 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11130 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11131 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11132 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11133 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11134 V1DI_FTYPE_V2SI_V2SI.
11135 (bdesc_2arg): Moved to ...
11136 (bdesc_args): Here.
11137 (ix86_init_mmx_sse_builtins): Updated.
11138 (ix86_expand_args_builtin): Updated. Take a pointer
11139 to const struct builtin_description. Handle comparison
11141 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11142 (ix86_expand_builtin): Updated.
11144 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11145 (ssse3_pmaddubsw128): This.
11146 (ssse3_pmaddubswv4hi3): Renamed to ...
11147 (ssse3_pmaddubsw): This.
11149 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11150 (__builtin_ia32_packssdw128): Likewise.
11151 (__builtin_ia32_packuswb128): Likewise.
11152 (__builtin_ia32_pmaddubsw): Likewise.
11153 (__builtin_ia32_pmaddubsw128): Likewise.
11155 2008-04-30 Richard Guenther <rguenther@suse.de>
11157 PR tree-optimization/14847
11158 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11159 (recognize_bits_test): Use it.
11160 (recognize_single_bit_test): Likewise.
11162 2008-04-30 Martin Jambor <mjambor@suse.cz>
11164 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11165 instead of setting number of formal parameters to zero.
11166 (ipcp_init_stage): Do not set the number of actual parameters to zero
11168 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11169 which are called with variable number of arguments.
11170 (ipcp_insert_stage): Explicitely skipping all nodes which are
11171 called with variable number of arguments.
11172 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11173 number of parameters.
11175 * ipa-prop.h (struct ipa_node_params): Added flag
11176 called_with_var_arguments
11177 (ipa_set_param_count): Added. Changed sole setter to use it.
11178 (ipa_get_param_count): Added. All readers of param_count
11179 converted to use it instead.
11180 (ipa_set_called_with_variable_arg): Added.
11181 (ipa_is_called_with_var_arguments): Added.
11182 (ipa_get_ith_param): Added. All readers of param_decls converted
11184 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11186 (ipa_get_cs_argument_count): Added, all readers of argument_count
11188 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11191 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11192 (struct ipcp_lattice): Renamed cval_type to type
11193 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11195 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11196 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11197 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11198 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11199 (build_const_val): Changed the type of parameter cvalue to tree
11200 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11201 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11203 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11206 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11207 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11208 (ipa_add_method): Renamed to ipa_push_func_to_list
11209 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11210 (ipa_callsite_param_count): Removed.
11211 (ipa_callsite_param_count_set): Removed.
11212 (ipa_callsite_param): Removed.
11213 (ipa_callsite_callee): Removed.
11214 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11215 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11216 (ipa_method_formal_count): Removed.
11217 (ipa_method_formal_count_set): Removed.
11218 (ipa_method_get_tree): Removed.
11219 (ipa_method_tree_map_create): Removed.
11220 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11221 (ipa_create_param_decls_array): Creates the array itself
11222 (ipa_create_param_decls_array): Temporary variable info instead of
11223 a few dereferences.
11224 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11225 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11226 (get_type): Removed.
11227 (ipa_jf_get_info_type): Removed.
11228 (ipa_node_create): Renamed to ipa_create_node_params
11229 (ipa_free): Renamed to ipa_free_all_node_params
11230 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11231 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11232 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11233 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11234 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11235 ipa_free_all_edge_args
11236 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11237 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11238 (ipa_create_methodlist_node): Removed.
11239 (ipa_methodlist_method): Removed.
11240 (ipa_methodlist_method_set): Removed.
11241 (ipa_methodlist_next_method): Removed.
11242 (ipa_methodlist_next_method_set): Removed.
11243 (ipa_method_is_modified): Removed.
11244 (ipa_method_modify_create): Removed.
11245 (ipa_method_modify_init): Temporary variable info instead of a few
11247 (ipa_detect_param_modifications): Temporary variable info instead of
11248 a few dereferences.
11249 (ipa_compute_jump_functions): Temporary variable info instead of
11250 a few dereferences.
11251 (ipa_method_modify_set): Removed.
11252 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11253 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11254 than craph_node as the first parameter.
11255 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11256 (ipa_method_modify_init): Removed.
11257 (ipa_compute_jump_functions): Added a temp variable instead of
11258 repeatadly dereferencing the cgraph_edge.aux pointer
11259 (ipa_callsite_param_set_type): Removed.
11260 (ipa_compute_jump_functions): i renamed to index and moved to
11262 (ipa_callsite_param_set_info_type_formal): Removed.
11263 (ipa_callsite_param_set_info_type): Removed.
11264 (ipa_callsite_param_map_create): Removed.
11265 (ipa_callsite_tree): Removed.
11266 (ipa_callsite_caller): Removed.
11267 (ipa_pop_func_from_list): return_method removed to return_func
11269 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11270 prefixed all values with IPA_. Changed all users.
11271 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11272 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11273 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11274 (union parameter_info): Renamed to jump_func_value.
11275 (union jump_func_value): Renamed value to constant
11276 (struct ipa_jump_func): Renamed info_type to value
11277 (struct ipa_node): Renamed to ipa_node_params
11278 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11279 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11280 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11281 (struct ipa_edge): Renamed to ipa_edge_args
11282 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11283 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11284 (struct ipa_methodlist): Renamed to ipa_func_list
11285 (struct ipa_func_list): method_p renamed to node, next_method
11287 (ipa_methodlist_p): Removed, switched all users to struct pointer
11288 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11290 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11292 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11293 (rs6000_emit_epilogue): Use backchain to restore only when we
11294 have a large frame. Make use of frame pointer to restore if we
11295 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11297 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11299 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11300 Add mode to zero_extract.
11301 (sign bit tests peepholes): (Ditto.).
11303 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11305 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11306 Instructions in comments with SSE3.
11307 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11308 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11309 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11310 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11311 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11312 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11313 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11314 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11315 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11316 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11317 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11318 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11319 (bdesc_sse_args): Renamed to ...
11320 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11321 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11322 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11323 IX86_BUILTIN_FABSQ.
11324 (bdesc_1arg): Moved to ...
11325 (bdesc_args): Here.
11326 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11327 Instructions in comments with SSE3.
11328 (ix86_expand_sse_operands_builtin): Renamed to ...
11329 (ix86_expand_args_builtin): This. Updated.
11330 (ix86_expand_unop1_builtin): Update comments.
11331 (ix86_expand_builtin): Updated.
11333 2008-04-29 Richard Guenther <rguenther@suse.de>
11335 PR tree-optimization/36078
11336 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11337 Update virtual SSA form after cleaning up the CFG.
11339 2008-04-29 Richard Guenther <rguenther@suse.de>
11341 PR middle-end/15255
11342 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11344 2008-04-29 Richard Guenther <rguenther@suse.de>
11346 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11347 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11348 (compute_flow_insensitive_aliasing): Do not treat
11349 PTR_IS_REF_ALL pointers special.
11350 (get_smt_for): Likewise.
11351 (may_alias_p): Re-structure.
11352 (is_escape_site): A ref-all pointer conversion is not an escape site.
11353 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11354 PTR_IS_REF_ALL pointers special.
11355 * tree-ssa-structalias.h (struct alias_info): Remove
11356 ref_all_symbol_mem_tag field.
11357 (PTR_IS_REF_ALL): Remove.
11359 2008-04-29 Richard Guenther <rguenther@suse.de>
11361 PR middle-end/36077
11362 * fold-const.c (extract_muldiv_1): In combining division constants
11363 make sure to never overflow.
11365 2008-04-29 Nick Clifton <nickc@redhat.com>
11367 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11369 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11372 * optc-gen.awk: Work around HP-UX/IA awk bug.
11374 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11376 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11379 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11382 * config/i386/i386.md
11383 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11384 Change operand 1 predicate to nonimmediate_operand.
11386 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11389 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11391 * gengtype.c (walk_type, write_func_for_structure): Handle
11393 * doc/gty.texi: Document chain_circular.
11395 2008-04-28 Richard Guenther <rguenther@suse.de>
11397 PR tree-optimization/36066
11398 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11401 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11404 * config/i386/i386.md
11405 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11406 Use match_scratch instead of match_operand for operands 3 and 4.
11408 2008-04-27 Richard Guenther <rguenther@suse.de>
11410 PR tree-optimization/18754
11411 PR tree-optimization/34223
11412 * tree-pass.h (pass_complete_unrolli): Declare.
11413 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11414 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11415 Rewrite loop into loop closed SSA form if it is not already.
11416 (tree_unroll_loops_completely): Re-structure to iterate over
11417 innermost loops with intermediate CFG cleanups.
11418 Unroll outermost loops only if requested or the code does not grow
11420 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11421 loops are available.
11422 (tree_vectorize): Instead do so here.
11423 (tree_complete_unroll): Also unroll outermost loops.
11424 (tree_complete_unroll_inner): New function.
11425 (gate_tree_complete_unroll_inner): Likewise.
11426 (pass_complete_unrolli): New pass.
11427 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11428 uses outside of the loop.
11429 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11430 form if it is available.
11431 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11432 * passes.c (init_optimization_passes): Schedule complete inner
11433 loop unrolling pass before the first CCP pass after final inlining.
11435 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11437 * targhooks.h (default_emutls_var_fields,
11438 default_emutls_var_init): Declare.
11439 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11440 * target.h (struct gcc_target): Add struct emutls member.
11441 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11442 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11443 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11444 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11445 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11446 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11447 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11448 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11449 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11450 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11451 emit debug information.
11452 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11453 * varasm.c: Include targhooks.h.
11454 (emutls_object_section, emutls_tmpl_section): New.
11455 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11456 (EMUTLS_SEPARATOR): New.
11457 (prefix_name): New.
11458 (get_emutls_object_name): New.
11459 (default_emutls_var_fields): New, broken out of ...
11460 (get_emutls_object_type): ... here. Adjust to use target hooks.
11461 (get_emutls_init_templ_addr): Adjust to use target hooks.
11462 (emutls_decl): Adjust to use target hooks.
11463 (emutls_finish): Likewise.
11464 (default_emutls_var_init): New, broken out of ...
11465 (assemble_variable): ... here. Adjust to use target hooks.
11466 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11467 SECCAT_EMUTLS_TMPL.
11468 * c-common.c (handle_section_attribute): Prevent overriding
11469 sections for emulated tls with special sections.
11470 * config/i386/i386.c (x86_64_elf_select_section): Add
11471 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11472 (x86_64_elf_unique_section): Likewise.
11473 * config/vxworks.c: Include tree.h.
11474 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11475 (vxworks_override_options): Set TLS scheme.
11476 * doc/tm.texi (Emulated TLS): New node.
11478 2008-04-26 Simon Baldwin <simonb@google.com>
11481 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11482 with propagated string constants.
11484 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11486 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11487 constraint for operand 2 when operand 0 is memory operand.
11488 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11489 operand 0 is memory operand.
11490 (fix_trunc<mode>_i387_with_temp): Ditto.
11491 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11492 operand 2 when operand 1 is memory operand.
11493 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11494 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11495 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11496 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11497 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11498 operands 2,3 and 4 when operand 1 is memory operand.
11499 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11501 (fistdi2_floor_with_temp): Ditto.
11502 (fist<mode>2_floor_with_temp): Ditto.
11503 (fistdi2_ceil_with_temp): Ditto.
11504 (fist<mode>2_ceil_with_temp): Ditto.
11505 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11507 2008-04-26 David Daney <ddaney@avtrex.com>
11509 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11511 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11512 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11513 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11514 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11515 (compare_and_swap_12): New insn.
11516 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11517 * config/mips/mips.c (mips_force_binary): New function.
11518 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11519 (mips_expand_compare_and_swap_12): New function.
11520 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11522 2008-04-25 Jan Hubicka <jh@suse.cz>
11525 * cfgexpand.c (pass_expand): Turn into RTL pass.
11526 * passes.c (execute_one_pass): Do pass typechecking after execution.
11527 * tree-pass.h (pass_expand): Turn into RTL pass.
11529 * function.h (struct rtl_data): Move here fields
11530 accesses_prior_frames, calls_eh_return, saves_all_registers,
11531 has_nonlocal_goto, has_asm_statement, is_thunk,
11532 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11533 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11534 arg_pointer_save_area_init from struct function; turn into bool.
11535 (struct function): Move
11536 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11537 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11538 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11539 tail_call_emit, arg_pointer_save_area_init
11540 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11541 (current_function_returns_struct, current_function_returns_pcc_struct,
11542 current_function_calls_setjmp, current_function_calls_alloca,
11543 current_function_accesses_prior_frames,
11544 current_function_calls_eh_return, current_function_is_thunk,
11545 current_function_stdarg, current_function_profile,
11546 current_function_limit_stack, current_function_uses_pic_offset_table,
11547 current_function_uses_const_pool, current_function_has_nonlocal_label,
11548 current_function_saves_all_registers,
11549 current_function_has_nonlocal_goto,
11550 current_function_has_asm_statement): Remove accesor macros.
11551 * ra-conflict.c (global_conflicts): Update.
11552 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11553 (suitable_for_tail_call_opt_p): Update.
11554 * builtins.c (expand_builtin_return_addr): Update.
11555 (expand_builtin_setjmp_setup): Update.
11556 (expand_builtin_nonlocal_goto): Update.
11557 * final.c (final_start_function): Update.
11558 (profile_function): Update.
11559 (leaf_function_p): Update.
11560 (only_leaf_regs_used): Update.
11561 * df-scan.c (df_get_exit_block_use_set): Update.
11562 * dojump.c (clear_pending_stack_adjust): Update.
11563 * tree-stdarg.c (gate_optimize_stdarg): Update.
11564 * gimple-low.c (lower_function_body): Update.
11565 * global.c (compute_regsets): Update.
11566 (global_alloc): Update.
11567 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11568 * expr.c (expand_assignment): Update.
11569 * dse.c (dse_step0): Update.
11570 (dse_step1): Update.
11571 * c-decl.c (store_parm_decls): Update.
11572 * local-alloc.c (combine_regs): Update.
11573 (find_free_reg): Update.
11574 * function.c (assign_parms_augmented_arg_list): Update.
11575 (assign_parm_find_data_types): Update.
11576 (assign_parms): Update.
11577 (allocate_struct_function): Update.
11578 (expand_function_start): Update.
11579 (expand_function_end): Update.
11580 (get_arg_pointer_save_area): Update.
11581 (thread_prologue_and_epilogue_insns): Update.
11582 (rest_of_match_asm_constraints): Update.
11583 * stor-layout.c (variable_size): Update.
11584 * gcse.c (gcse_main): Update.
11585 (bypass_jumps): Update.
11586 * gimplify.c (gimplify_function_tree): Update.
11587 * calls.c (emit_call_1): Update.
11588 (expand_call): Update.
11589 * bt-load.c (compute_defs_uses_and_gen): Update.
11590 * except.c (sjlj_assign_call_site_values): Update.
11591 (sjlj_emit_function_enter): Update.
11592 (can_throw_external): Update.
11593 (set_nothrow_function_flags): Update.
11594 (expand_builtin_unwind_init): Update.
11595 (expand_eh_return): Update.
11596 (convert_to_eh_region_ranges): Update.
11597 (output_function_exception_table): Update.
11598 * emit-rtl.c (gen_tmp_stack_mem): Update.
11599 * cfgexpand.c (expand_used_vars): Update.
11600 (tree_expand_cfg): Update.
11601 * cfgcleanup.c (rest_of_handle_jump): Update.
11602 * explow.c (allocate_dynamic_stack_space): Update.
11603 * varasm.c (assemble_start_function): Update.
11604 (force_const_mem): Update.
11605 (mark_constant_pool): Update.
11606 * tree-optimize.c (tree_rest_of_compilation): Update.
11607 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11608 * tree-cfg.c (notice_special_calls): Update.
11609 (is_ctrl_altering_stmt): Update.
11610 (tree_can_make_abnormal_goto): Update.
11611 (tree_purge_dead_abnormal_call_edges): Update.
11612 * config/alpha/predicates.md: Update.
11613 * config/alpha/alpha.c (alpha_sa_mask): Update.
11614 (alpha_sa_size): Update.
11615 (alpha_does_function_need_gp): Update.
11616 (alpha_expand_prologue): Update.
11617 (alpha_start_function): Update.
11618 (alpha_output_function_end_prologue): Update.
11619 (alpha_expand_epilogue): Update.
11620 * config/frv/frv.c (frv_stack_info): Update.
11621 (frv_expand_epilogue): Update.
11622 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11623 (s390_register_info): Update.
11624 (s390_frame_info): Update.
11625 (s390_init_frame_layout): Update.
11626 (s390_can_eliminate): Update.
11627 (save_gprs): Update.
11628 * config/spu/spu.c (spu_split_immediate): Update.
11629 (need_to_save_reg): Update.
11630 (spu_expand_prologue): Update.
11631 (spu_expand_epilogue): Update.
11632 * config/sparc/sparc.md: Update.
11633 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11634 (sparc_tls_got): Update.
11635 (legitimize_pic_address): Update.
11636 (sparc_emit_call_insn): Update.
11637 (sparc_expand_prologue): Update.
11638 (output_return): Update.
11639 (print_operand): Update.
11640 (sparc_function_ok_for_sibcall): Update.
11641 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11642 * config/m32r/m32r.md: Update.
11643 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11644 (m32r_compute_frame_size): Update.
11645 (m32r_expand_prologue): Update.
11646 (m32r_expand_epilogue): Update.
11647 (m32r_legitimize_pic_address): Update.
11648 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11649 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11650 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11651 (gen_push): Update.
11652 (ix86_save_reg): Update.
11653 (ix86_compute_frame_layout): Update.
11654 (ix86_expand_prologue): Update.
11655 (ix86_expand_epilogue): Update.
11656 * config/sh/sh.c (output_stack_adjust): Update.
11657 (calc_live_regs): Update.
11658 (sh5_schedule_saves): Update.
11659 (sh_expand_prologue): Update.
11660 (sh_expand_epilogue): Update.
11661 (sh_setup_incoming_varargs): Update.
11662 (sh_allocate_initial_value): Update.
11663 (sh_get_pr_initial_val): Update.
11664 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11665 * config/sh/sh.md (label:): Update.
11666 * config/avr/avr.c (out_movhi_mr_r): Update.
11667 * config/crx/crx.h (enum): Update.
11668 * config/xtensa/xtensa.h (along): Update.
11669 * config/stormy16/stormy16.c Update.
11670 (xstormy16_compute_stack_layout): Update.
11671 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11672 (fr30_expand_prologue): Update.
11673 * config/cris/cris.c (cris_conditional_register_usage): Update.
11674 (cris_reg_saved_in_regsave_area): Update.
11675 (cris_initial_frame_pointer_offset): Update.
11676 (cris_simple_epilogue): Update.
11677 (cris_expand_prologue): Update.
11678 (cris_expand_epilogue): Update.
11679 (cris_expand_pic_call_address): Update.
11680 (cris_asm_output_symbol_ref): Update.
11681 (cris_asm_output_label_ref): Update.
11682 * config/cris/cris.md Update.
11683 * config/iq2000/iq2000.c (compute_frame_size): Update.
11684 (iq2000_expand_epilogue): Update.
11685 * config/mt/mt.h (save_direction): Update.
11686 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11687 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11688 (ia64_secondary_reload_class): Update.
11689 * config/m68k/m68k.c (m68k_save_reg): Update.
11690 (m68k_expand_prologue): Update.
11691 (m68k_expand_epilogue): Update.
11692 (legitimize_pic_address): Update.
11693 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11694 (first_reg_to_save): Update.
11695 (first_altivec_reg_to_save): Update.
11696 (compute_vrsave_mask): Update.
11697 (compute_save_world_info): Update.
11698 (rs6000_stack_info): Update.
11699 (spe_func_has_64bit_regs_p): Update.
11700 (rs6000_ra_ever_killed): Update.
11701 (rs6000_emit_eh_reg_restore): Update.
11702 (rs6000_emit_allocate_stack): Update.
11703 (rs6000_emit_prologue): Update.
11704 (rs6000_emit_epilogue): Update.
11705 (rs6000_output_function_epilogue): Update.
11706 (output_profile_hook): Update.
11707 (rs6000_elf_declare_function_name): Update.
11708 * config/rs6000/rs6000.h (rs6000_args): Update.
11709 * config/rs6000/rs6000.md: Update.
11710 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11711 * config/arc/arc.c (arc_output_function_epilogue): Update.
11712 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11713 * config/darwin.c (machopic_function_base_name): Update.
11714 * config/score/score3.c (score3_compute_frame_size): Update.
11717 (score3_epilogue): Update.
11718 * config/score/score7.c (score7_compute_frame_size): Update.
11719 (score7_prologue): Update.
11720 (score7_epilogue): Update.
11721 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11722 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11723 * config/arm/arm.c (use_return_insn): Update.
11724 (require_pic_register): Update.
11725 (arm_load_pic_register): Update.
11726 (arm_compute_save_reg0_reg12_mask): Update.
11727 (arm_compute_save_reg_mask): Update.
11728 (thumb1_compute_save_reg_mask): Update.
11729 (output_return_instruction): Update.
11730 (arm_output_function_prologue): Update.
11731 (arm_output_epilogue): Update.
11732 (arm_get_frame_offsets): Update.
11733 (arm_expand_prologue): Update.
11734 (thumb_pushpop): Update.
11735 (thumb_exit): Update.
11736 (thumb1_expand_prologue): Update.
11737 (thumb1_expand_epilogue): Update.
11738 (arm_unwind_emit): Update.
11739 (arm_output_fn_unwind): Update.
11740 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11741 * config/arm/arm.md: Update.
11742 * config/pa/pa.md: Update.
11743 * config/pa/pa.c (legitimize_pic_address): Update.
11744 (compute_frame_size): Update.
11745 (hppa_expand_prologue): Update.
11746 (hppa_expand_epilogue): Update.
11747 (borx_reg_operand): Update.
11748 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11749 (HARD_REGNO_RENAME_OK): Update.
11750 * config/mips/mips.c (mips_global_pointer): Update.
11751 (mips_save_reg_p): Update.
11752 (mips_compute_frame_info): Update.
11753 (mips_frame_pointer_required): Update.
11754 (mips_expand_prologue): Update.
11755 (mips_expand_epilogue): Update.
11756 (mips_can_use_return_insn): Update.
11757 (mips_reorg_process_insns): Update.
11758 * config/v850/v850.c (compute_register_save_size): Update.
11759 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11760 * config/mmix/mmix.c (along): Update.
11761 (mmix_expand_epilogue): Update.
11762 * config/bfin/bfin.c (legitimize_pic_address): Update.
11763 (must_save_p): Update.
11764 (stack_frame_needed_p): Update.
11765 (add_to_reg): Update.
11766 (bfin_expand_prologue): Update.
11767 * stmt.c (expand_asm_operands): Update.
11768 * reload1.c (reload): Update.
11769 (init_elim_table): Update.
11771 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11773 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11775 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11777 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11778 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11779 (mov<mode>): Removed.
11780 (*movv4sf_internal): Likewise.
11781 (*movv2df_internal): Likewise.
11783 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11785 * config.gcc (crx-*-elf): Remove deprecation.
11787 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11789 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11790 __gcc_deregister_frame with atexit.
11791 (deregister_frame_dtor): Remove.
11793 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11794 Nathan Sidwell <nathan@codesourcery.com>
11796 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11798 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11799 (rs6000_isel): Likewise.
11800 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11801 (rs6000_isel): New variable.
11802 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11804 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11807 * c-common.c (handle_vector_size_attribute): Call
11808 lang_hooks.types.reconstruct_complex_type instead of
11809 reconstruct_complex_type.
11810 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11811 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11812 * langhooks.h (struct lang_hooks_for_types): Add
11813 reconstruct_complex_type hook.
11814 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11815 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11817 2008-04-24 Richard Guenther <rguenther@suse.de>
11819 * c-common.h (check_builtin_function_arguments): Declare.
11820 * c-common.c (validate_nargs): New function.
11821 (check_builtin_function_arguments): Likewise.
11822 * c-typeck.c (build_function_call): Call
11823 check_builtin_function_arguments.
11824 * builtins.c (fold_builtin_classify): Remove error reporting code.
11825 (fold_builtin_unordered_cmp): Likewise.
11826 (fold_builtin_1): Likewise.
11827 (fold_builtin_n): Likewise.
11829 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11831 PR tree-optimization/36008
11832 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11833 the original op1, rather than delta by step.
11835 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11836 Sebastian Pop <sebastian.pop@amd.com>
11838 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11839 eliminate_local_variables_stmt, eliminate_local_variables,
11840 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11841 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11842 of code delimited by two edges in the CFG.
11843 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11844 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11845 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11846 the case of parallelisation of reductions.
11847 (expr_invariant_in_region_p): New.
11849 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11850 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11852 2008-04-24 Ira Rosen <irar@il.ibm.com>
11853 Richard Guenther <rguenther@suse.de>
11855 PR tree-optimization/36034
11856 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11857 incapable of dealing with loads with gaps.
11859 2008-04-24 Rafael Espindola <espindola@google.com>
11861 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11862 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11863 vrp_evaluate_conditional.
11864 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11865 (vrp_evaluate_conditional): Split the cond argument.
11866 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11867 (simplify_stmt_for_jump_threading): Update call to
11868 vrp_evaluate_conditional.
11870 2008-04-24 Ira Rosen <irar@il.ibm.com>
11872 PR tree-optimization/35982
11873 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11874 interleaved data-refs are of the same type.
11876 2008-04-24 Danny Smith <dannysmith@users.net>
11878 * c-format.c (check_format_info_main): Use strncmp rather than a
11879 magic prefix to handle multichar length specs.
11880 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11881 Don't prefix "I64" and "I32" with '\0'.
11883 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11886 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11887 in registers for -m32 only if stdarg_p (fntype).
11889 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11891 PR rtl-optimization/36006
11892 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11893 temp to op0 in order to avoid invalid rtx sharing.
11895 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11897 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11898 check TREE_INVARIANT.
11899 * tree-gimple.c (is_gimple_address): New.
11900 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11901 * tree-gimple.h (is_gimple_address): New.
11902 * tree.h (decl_address_invariant_p): New.
11903 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11904 (build_string): Likewise.
11905 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11906 (tree_invariant_p_1): Likewise.
11907 (save_expr): Use it.
11908 (tree_invariant_p): New.
11909 (skip_simple_arithmetic): Use it.
11910 (stabilize_reference_1): Use it.
11911 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11913 (build1_stat): Drop code to compute TREE_INVARIANT.
11914 (build2_stat): Drop code to compute TREE_INVARIANT.
11915 (build3_stat): Drop code to compute TREE_INVARIANT.
11916 (build4_stat): Drop code to compute TREE_INVARIANT.
11917 (build5_stat): Drop code to compute TREE_INVARIANT.
11918 (build7_stat): Drop code to compute TREE_INVARIANT.
11919 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11920 * tree.h (struct tree_base): Remove invariant_flag.
11921 (TREE_INVARIANT): Remove.
11922 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11923 (fold_builtin_expect): Check TREE_CONSTANT.
11924 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11925 * c-tree.h (c_expr_to_decl): Drop third parameter.
11926 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11927 (build_c_cast): Don't set TREE_INVARIANT.
11928 (pop_init_level): Don't set TREE_INVARIANT.
11929 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11930 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11932 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11933 (gimplify_addr_expr): Adjust comment.
11934 * tree-mudflap.c (mf_build_string):
11935 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11936 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11937 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11938 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11939 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11940 * langhooks.h (struct lang_hooks): Drop third parameter from
11943 2008-04-23 Richard Guenther <rguenther@suse.de>
11945 PR tree-optimization/27799
11946 PR tree-optimization/32921
11947 PR tree-optimization/32624
11948 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11949 SMTs aliases and the tag itself into the solution.
11950 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11951 merge the points-to solution back into the SMT aliases.
11952 (may_alias_p): Use alias_set_subset_of instead of
11953 aliases_conflict_p. A pointer which points to
11954 memory with alias set zero may access any variable.
11956 2008-04-23 Richard Guenther <rguenther@suse.de>
11958 * alias.c (alias_set_subset_of): Correctly handle asking
11959 if zero is a subset of an alias set with zero child.
11960 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11961 (compute_flow_insensitive_aliasing): Correctly walk all
11962 pointers. Do not unnecessarily union sets.
11964 2008-04-23 Richard Guenther <rguenther@suse.de>
11966 PR middle-end/36021
11967 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11969 2008-04-22 Tomas Bily <tbily@suse.cz>
11971 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11973 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11975 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11976 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11977 * tree-inline.c (estimate_num_insns_1): Likewise.
11978 * varasm.c (const_hash_1, compare_constant, copy_constant)
11979 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11980 * emit-rtl.c (component_ref_for_mem_expr)
11981 (set_mem_attributes_minus_bitpos): Likewise.
11982 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11983 (is_aligning_offset): Likewise.
11984 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11985 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11986 * dojump.c (do_jump): Likewise.
11987 * builtins.c (get_pointer_alignment, get_memory_rtx)
11988 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11989 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11991 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11993 PR rtl-optimization/36017
11994 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11995 expanding the library call.
11997 2008-04-22 Ian Lance Taylor <iant@google.com>
11999 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
12000 than size_in_bytes.
12002 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
12004 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
12005 of LR/CTR moves for Power6.
12007 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
12009 PR middle-end/36003
12010 * passes.c (init_optimization_passes): Remove
12011 pass_fast_rtl_byte_dce.
12013 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
12016 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
12017 builtin functions to generate faster code.
12018 (_mm_cvtpu16_ps): Ditto.
12019 (_mm_cvtpi32x2_ps): Ditto.
12021 2008-04-22 Nick Clifton <nickc@redhat.com>
12023 * common.opt (ftree-loop-distribution): Add Optimization
12026 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
12027 (frv_expand_builtin_va_start): Likewise.
12029 * config/arm/arm.c (thumb_find_work_register): Fix location of
12030 argument register count.
12032 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12034 Support scheduling for ColdFire V1 and V3 microarchitecture.
12035 Improve scheduling of multiplication instructions.
12037 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12038 (mac): New instruction attribute.
12039 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12040 (m68k_sched_mac): New variable.
12041 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12042 Handle cfv1 and cfv3.
12043 (max_insn_size): New static variable.
12044 (struct _sched_ib): New type.
12045 (sched_ib): New static variable.
12046 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12047 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12048 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12050 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12051 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12052 new variables. Update.
12053 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12054 Add modeling of cfv3 instruction buffer. Update.
12055 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12056 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12057 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12058 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12059 a particular reservation applies to.
12060 (type2): Reorganize attribute values. Rename alu to alu_reg,
12061 alu_l to alu, move_l to omove. Join move to alu. Split mul
12062 to mul_l and mul_w.
12063 (cf_ib_*): Simplify description of instruction buffer.
12064 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12065 (cf_mem): Split into cf_mem1 and cf_mem2.
12066 (cf_v2_move_??): Rename to cfv12_alu_??.
12067 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12068 (cf_v2_mul_??): Remove reservations.
12069 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12070 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12071 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12073 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12074 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12075 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12076 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12077 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12078 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12079 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12080 expansions of the above reservations for instructions of sizes
12083 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12085 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12087 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12089 * coverage.c: Include tree-pass.h.
12090 (coverage_counter_alloc): Print da_file_name to the dump file.
12092 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12094 * sbitmap.c (sbitmap_range_empty_p): New function.
12095 * sbitmap.h (sbitmap_range_empty_p): New function.
12096 * bitmap.h: Now includes obstack.h.
12098 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12099 Kenneth Zadeck <zadeck@naturalbridge.com>
12101 * dbgcnt.def (ra_byte_scan): Added.
12102 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12103 when the last hit happens for a counter.
12104 * timevar.def (TV_DF_BYTE_LR): New variable.
12105 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12106 * passes.c (pass_fast_rtl_byte_dce): New pass.
12107 * fwprop.c (update_df): Added mode to call df_ref_create.
12108 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12109 DF_REF_EXTRACT_OFFSET.
12110 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12111 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12113 (df_ref_extract): Added mode field.
12114 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12115 DF_REF_EXTRACT_OFFSET.
12116 (DF_REF_EXTRACT_MODE): New macro.
12117 (df_byte_lr_bb_info): New structure.
12118 (df_print_byte_regset, df_compute_accessed_bytes,
12119 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12120 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12121 df_byte_lr_simulate_uses,
12122 df_byte_lr_simulate_artificial_refs_at_top,
12123 df_byte_lr_simulate_artificial_refs_at_end,
12124 df_compute_accessed_bytes): New function.
12125 (df_ref_create): Add parameter.
12126 (df_byte_lr_get_bb_info): New inline function.
12127 * df-scan.c (df_ref_record, df_uses_record,
12128 df_ref_create_structure): Added mode parameter.
12129 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12130 df_defs_record, df_uses_record, df_get_conditional_uses,
12131 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12132 df_entry_block_defs_collect, df_exit_block_uses_collect):
12133 Added mode parameter to calls to df_ref_record, df_uses_record,
12134 df_ref_create_structure.
12135 (df_ref_equal_p, df_ref_compare): Added test for modes.
12136 (df_ref_create_structure): Added code to set mode. Renamed
12137 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12138 DF_REF_EXTRACT_OFFSET.
12139 * df-core.c (df_print_byte_regset): New function.
12140 * df-byte-scan.c: New file.
12141 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12142 calls to BITMAP_FREE.
12143 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12144 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12145 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12146 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12147 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12148 df_byte_lr_local_compute, df_byte_lr_init,
12149 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12150 df_byte_lr_transfer_function, df_byte_lr_free,
12151 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12152 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12153 df_byte_lr_simulate_uses,
12154 df_byte_lr_simulate_artificial_refs_at_top,
12155 df_byte_lr_simulate_artificial_refs_at_end): New function.
12156 * dce.c (byte_dce_process_block): New function.
12157 (dce_process_block): au is now passed in rather than computed
12158 locally. Changed loops that look at artificial defs to not look
12159 for conditional or partial ones, because there never are any.
12160 (fast_dce): Now is able to drive byte_dce_process_block or
12161 dce_process_block depending on the kind of dce being done.
12162 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12163 (rest_of_handle_fast_byte_dce): New function.
12164 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12165 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12167 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12170 * gcc.h: Added fortran options that take arguments to
12171 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12174 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12176 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12177 scalarization if on the LHS and not a full access.
12179 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12181 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12183 2008-04-18 Rafael Espindola <espindola@google.com>
12185 * tree-vrp.c (find_case_label_index): Fix the binary search.
12186 (find_case_label_range): New.
12187 (vrp_visit_switch_stmt): Use find_case_label_range.
12188 (simplify_switch_using_ranges): Use find_case_label_range.
12190 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12192 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12193 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12195 2008-04-18 Tom Tromey <tromey@redhat.com>
12198 * doc/cpp.texi (Implementation-defined behavior): Mention
12201 2008-04-18 Ian Lance Taylor <iant@google.com>
12203 * fold-const.c (pointer_may_wrap_p): New static function.
12204 (fold_comparison): Add another test for pointer overflow. Use
12205 pointer_may_wrap_p to disable some false positives.
12207 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12209 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12210 (fname_as_string): Match updated cpp_interpret_string prototype.
12211 (fix_string_type): Support char16_t* and char32_t*.
12212 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12213 derivative) nodes. Register as builtin if C++0x.
12214 (c_parse_error): Support CPP_CHAR{16,32}.
12215 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12216 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12217 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12218 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12219 CTI_CHAR32_ARRAY_TYPE>: New elements.
12220 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12221 char32_type_node, signed_char32_type_node, char16_array_type_node,
12222 char32_array_type_node): New defines.
12223 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12224 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12225 (lex_string): Support CPP_STRING{16,32}, match updated
12226 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12227 (lex_charconst): Support CPP_CHAR{16,32}.
12228 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12229 and CPP_STRING{16,32}.
12231 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12234 * aclocal.m4: Regenerate.
12235 * configure: Regenerate.
12237 2008-04-18 Jan Hubicka <jh@suse.cz>
12239 * except.c (dw2_size_of_call_site_table,
12240 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12242 * cgraphbuild.c (build_cgraph_edges): Update.
12243 * tree-pass.h: Update comment.
12244 * final.c (leaf_function_p): Update.
12245 (leaf_renumber_regs): Update.
12246 (rest_of_clean_state): Update.
12247 * omp-low.c (expand_omp_parallel): Update.
12248 * ipa-reference.c (analyze_function): Update.
12249 * reorg.c (find_end_label): Update.
12250 (optimize_skip): Update.
12251 (fill_simple_delay_slots): Update.
12252 (fill_simple_delay_slots): Update.
12253 (make_return_insns): Update.
12254 (dbr_schedule): Update.
12255 * gimple-low.c (record_vars_into): Update.
12256 * cfgbuild.c (make_edges): Update.
12257 * function.c (assign_stack_local): Update.
12258 (assign_parm_adjust_stack_rtl): Update.
12259 (locate_and_pad_parm): Update.
12260 (allocate_struct_function): Do not initialize stack_alignment_needed
12261 and preferred_stack_boundary here.
12262 (stack_protect_prologue): Update.
12263 (stack_protect_epilogue): Update.
12264 (expand_function_start): Initialize stack_alignment_needed,
12265 preferred_stack_boundary and max_jumptable_ents.
12266 (expand_function_end): Update.
12267 (free_after_compilation): Do not NULLify epilogue_delay_list.
12268 * function.h (struct rtl_data): Add stack_protect_guard,
12269 stack_alignment_needed,
12270 preferred_stack_boundary, epilogue_delay_list.
12271 (struct function): Remove value_histograms, stack_alignment_needed,
12272 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12274 unexpanded_var_list, stack_protect_guard.
12275 (current_function_epilogue_delay_list): Remove.
12276 * ipa-type-escape.c (analyze_function): Update.
12277 * gimplify.c (pop_gimplify_context): Update comment.
12278 * calls.c (expand_call): Update.
12279 (emit_library_call_value_1): Update.
12280 * except.c (set_nothrow_function_flags): Update.
12281 * cfgexpand.c (get_decl_align_unit): Update.
12282 (create_stack_guard): Update.
12283 (estimated_stack_frame_size): Update.
12284 (expand_used_vars): Update.
12285 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12286 * explow.c (allocate_dynamic_stack_space): Update.
12287 * tree-ssa-live.c (remove_unused_locals): Update.
12288 * varasm.c (mark_constant_pool): Update.
12289 * tree-inline.c (remap_decls): Update.
12290 (initialize_cfun): Update.
12291 (declare_return_variable): Update.
12292 (inline_forbidden_p): Update.
12293 (expand_call_inline): Update.
12294 (declare_inline_vars): Update.
12295 (tree_function_versioning): Update.
12296 * tree-flow.h (value_histograms): New.
12297 (VALUE_HISTOGRAMS): New macro.
12298 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12300 * tree-cfg.c (set_bb_for_stmt): Update.
12301 (replace_by_duplicate_decl): Update.
12302 (move_block_to_fn): Update.
12303 (new_label_mapper): Update.
12304 (dump_function_to_file): Update.
12305 * ipa-struct-reorg.c (build_data_structure): Update.
12306 * cfgrtl.c (print_rtl_with_bb): Update.
12307 * reload1.c (reload): Update.
12309 * config/i386/i386.c (setup_incoming_varargs_64,
12310 ix86_compute_frame_layout): Update.
12311 * config/arc/arc.c (arc_output_function_epilogue): Update.
12313 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12315 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12316 for FreeBSD as well.
12317 * gthr-posix95.h: Likewise.
12319 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12321 PR rtl-optimization/35838
12322 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12323 out the byte offset of the first subreg.
12325 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12327 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12328 to split_ti instead of three separate calls with single member arrays.
12329 (subti3 splitter): Ditto.
12330 (adddi3 splitter): Ditto with split_di.
12331 (subdi3 splitter): Ditto.
12332 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12333 two separate calls with single member arrays. Swap match_dup
12334 operands 1 and 2 to better fit into the array.
12335 (negdi2 splitter): Ditto with split_di.
12336 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12337 two separate calls with single member arrays. Swap match_dup operands
12338 6 and 7 to better fit into the array.
12340 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12342 * config/i386/i386.c (sse_builtin_type): New.
12343 (bdesc_sse_args): Likewise.
12344 (bdesc_sse_3arg): Removed.
12345 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12346 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12347 IX86_BUILTIN_ROUNDPS.
12348 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12349 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12350 IX86_BUILTIN_ROUNDPS.
12351 (ix86_expand_sse_4_operands_builtin): Removed.
12352 (ix86_expand_sse_operands_builtin): New.
12353 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12354 and CODE_FOR_sse4_1_roundps.
12355 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12356 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12358 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12361 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12362 regs before frame pop when needed. If use_backchain_to_restore_sp
12363 then load backchain into a temp reg to restore vr and vrsave. Add
12364 code to restore vr after frame pop if possible.
12366 2008-04-17 Richard Guenther <rguenther@suse.de>
12368 * tree-vn.c (expressions_equal_p): Do not check type
12369 equality or compatibility before calling operand_equal_p.
12370 * fold-const.c (operand_equal_p): Check equivalence of
12371 integer constants before bailing out due to signedness or
12372 precision differences.
12373 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12374 spurious differences in type qualification. Ignore types
12375 for COMPONENT_REFs at all.
12377 2008-04-17 Christian Bruel <christian.bruel@st.com>
12379 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12380 msw_skip comparison.
12382 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12385 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12388 PR tree-optimization/35899
12389 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12390 rather than TREE_OPERAND.
12392 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12395 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12396 temporary registers. Change operand predicate to general_operand.
12397 (remainderxf3): Ditto.
12399 2008-04-16 Richard Guenther <rguenther@suse.de>
12401 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12402 * tree-affine.c (aff_combination_expand): Look through some
12405 2008-04-15 Doug Kwan <dougkwan@google.com>
12407 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12409 * tree-pretty-print.c (dump_generic_node): Ditto.
12410 * final.c (output_addr_const): Ditto.
12411 * dwarf2out.c (output_cfi): Ditto.
12412 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12413 * print-rtl.c (print_rtx): Ditto.
12414 * print-tree.c (print_node_brief, print_node): Ditto.
12415 * c-common.c (match_case_to_enum_1): Ditto.
12416 * sched-vis.c (print_value): Ditto.
12417 * config/i386/i386.c (print_operand): Cast to long unsigned int
12420 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12421 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12422 MS Windows VirtualProtect function.
12424 2008-04-15 Jan Hubicka <jh@suse.cz>
12426 * gengtype.c (write_root): Param_is argument is OK.
12427 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12428 * function.h: Include varray.h
12429 (rtl_eh): New stucture based on except.c one.
12430 (call_site_record): New forward declaration and vector type.
12431 * calls.c (emit_call_1): Do not call
12432 note_current_region_may_contain_throw.
12433 * except.c (eh_status): Remove cur_region, try_region since they are
12435 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12436 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12437 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12438 Remove call_site_data_used, call_site_data_size.
12439 Turn call_site_record into vector in function.h.
12440 (note_current_region_may_contain_throw): Remove.
12441 (get_exception_pointer, get_exception_filter): Do not take struct
12442 function argument; update.
12443 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12444 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12445 build_post_landing_pads, dw2_build_landing_pads,
12446 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12447 sjlj_emit_function_enter, sjlj_emit_function_enter,
12448 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12449 sjlj_build_landing_pads, finish_eh_generation,
12450 remove_exception_handler_label, remove_eh_handler,
12451 maybe_remove_eh_handler, add_reachable_handler,
12452 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12453 add_action_record, collect_one_action_chain, add_call_site,
12454 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12455 sjlj_output_call_site_table, output_function_exception_table,
12456 * except.h (note_current_region_may_contain_throw): Remove
12457 (get_exception_pointer, get_exception_filter): Do not take struct
12459 * Makefile.in (GTFILES): Put varargs before struct function.
12461 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12463 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12464 punt for STRING_CST.
12465 (get_constraint_for): Deal with STRING_CST here instead.
12467 2008-04-15 Richard Guenther <rguenther@suse.de>
12469 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12470 statements in a basic-block with a backward walk. Do not
12471 substitute into dead statements but instead remove those.
12473 2008-04-15 Richard Guenther <rguenther@suse.de>
12475 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12476 to zero, thus disable creation of SFTs.
12478 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12480 * tree-predcom.c (suitable_reference_p): Return false if the
12481 reference can throw.
12483 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12486 * c-decl.c (finish_decl): If extern or static var has variable
12487 size, set TREE_TYPE (decl) to error_mark_node.
12489 2008-04-15 Rafael Espindola <espindola@google.com>
12491 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12494 2008-04-15 Richard Guenther <rguenther@suse.de>
12496 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12497 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12498 (visit_reference_op_load): Do walk vuse-vdef chains on
12499 vn_reference_lookup.
12500 (visit_reference_op_store): But do not here.
12501 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12502 vn_reference_lookup.
12503 (vn_lookup_with_vuses): But do so here.
12505 2008-04-14 Ian Lance Taylor <iant@google.com>
12507 * fold-const.c (fold_overflow_warning): Remove assertion.
12509 2008-04-15 Ben Elliston <bje@au.ibm.com>
12511 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12512 temp1 local variables.
12514 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12517 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12518 ".text.unlikely" section as executable.
12520 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12522 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12523 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12524 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12525 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12526 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12527 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12528 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12530 2008-04-14 Ian Lance Taylor <iant@google.com>
12532 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12533 * fold-const.c (fold_comparison): If appropriate, test
12534 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12535 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12536 reassociating a pointer type.
12537 * doc/invoke.texi (Optimize Options): Document that
12538 -fstrict-overflow applies to pointer wraparound.
12540 2008-04-13 Jan Hubicka <jh@suse.cz>
12542 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12544 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12546 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12547 we are going to "save the world".
12549 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12551 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12552 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12553 operand 0 constraint, not "=".
12555 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12557 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12559 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12561 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12562 of size of positions_needed * CHAR_BIT.
12564 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12566 PR middle-end/35897
12567 * dse.c (store_info): Change positions_needed to unsigned
12569 (lowpart_bitmask): New.
12570 (record_store): Cast to unsigned HOST_WIDE_INT for
12571 positions_needed. Assert width <= size of positions_needed *
12572 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12573 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12574 lowpart_bitmask to set mask.
12576 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12578 * config/bfin/constraints.md: New file.
12579 * config/bfin/bfin.md: Include it.
12580 (adddi3): Use satisfies_constraint functions instead of the old macros.
12581 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12582 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12583 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12584 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12585 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12586 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12587 EXTRA_CONSTRAINT): Delete.
12588 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12589 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12591 * config/bfin/bfin.c: Include "tm-constrs.h".
12592 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12593 Use satisfies_constraint functions instead of the old macros.
12594 * doc/md.texi (Blackfin Constraints): Update file name reference.
12596 2008-04-11 Richard Guenther <rguenther@suse.de>
12598 PR tree-optimization/35869
12599 * tree-vrp.c (execute_vrp): Move switch statement update after
12600 jump threading. Schedule another cfg cleanup run.
12602 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12605 * attribs.c (decl_attributes): Return early on errorneous node.
12607 2008-04-10 Oleg Ryjkov <olegr@google.com>
12609 * tree.h (struct tree_base): Added a new flag default_def_flag.
12610 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12612 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12614 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12616 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12619 * pa.md: Define mode iterator P. Define mode attribute dwc.
12620 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12621 (icacheflush): Likewise.
12622 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12623 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12625 2008-04-11 Ben Elliston <bje@au.ibm.com>
12627 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12629 2008-04-10 Rafael Espindola <espindola@google.com>
12631 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12632 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12633 (extract_range_from_expr): The same.
12635 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12637 * config/mips/mips.md (GPR2): New mode iterator.
12638 (seq): Add comment.
12639 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12640 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12641 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12642 Rewrite these to take two modes, the mode of comparison and the
12643 mode of the destination.
12644 * config/mips/mips.c (mips_expand_scc): Instead of having
12645 paradoxical subreg as destination, expand "narrowing" scc if mode
12646 of comparison is SI and target is requested in DI mode.
12647 (mips_emit_int_order_test): Update comment. Make mode of
12648 comparison match CMP0 rather than TARGET. When creating inverse
12649 target use mode of TARGET.
12651 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12653 * gcov-dump.c (tag_summary): Only print summaries for the first
12654 GCOV_COUNTERS_SUMMABLE counters.
12656 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12658 * config/i386/i386.md (absneg): New code iterator.
12659 (absnegprefix): New code attribute.
12660 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12661 patterns using absneg code iterator.
12662 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12663 using absneg code iterator.
12664 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12665 *neg<mode>2 patterns using absneg code iterator.
12666 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12667 *negextendsfdf2 patterns using absneg code iterator.
12668 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12669 *negextendsfxf2 patterns using absneg code iterator.
12670 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12671 *negextendsfdf2 patterns using absneg code iterator.
12672 * config/i386/sse.md (<code><mode>2): Macroize expander from
12673 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12675 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12677 * config/s390/s390.h: Remove the remains of the recent search
12678 & replace action of current_function_outgoing_args_size.
12680 2008-04-10 Ira Rosen <irar@il.ibm.com>
12682 PR tree-optimization/35821
12683 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12684 NEW_STMT_LIST is not NULL.
12686 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12689 * toplev.c (process_options): Remove -ffunction-sections debugging
12692 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12694 PR middle-end/PR28690
12695 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12696 than gen_rtx_fmt_ee to perform more canonicalizations.
12698 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12701 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12703 2008-04-09 Richard Guenther <rguenther@suse.de>
12705 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12706 (dump_function_to_file): Dump function arguments with types.
12708 2008-04-08 Richard Guenther <rguenther@suse.de>
12710 * fold-const.c (fold_widened_comparison): Do not allow
12711 sign-changes that change the result.
12713 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12716 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12717 kinds of indirect references.
12719 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12721 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12722 GNU Fortran language string.
12724 2008-04-08 Rafael Espindola <espindola@google.com>
12726 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12727 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12728 * tree.h (tree_call_nonnegative_warnv_p): New.
12730 2008-04-08 Jan Hubicka <jh@suse.cz>
12732 * function.c (free_after_compilation): Clear out regno_reg_rtx
12735 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12738 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12740 PR middle-end/PR28690
12741 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12742 same precedence as REG_POINTER and MEM_POINTER operands.
12744 2008-04-08 Richard Guenther <rguenther@suse.de>
12746 PR middle-end/35834
12747 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12748 for adding index to base.
12750 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12752 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12753 (MINGW_ENABLE_EXECUTE_STACK): New.
12754 (IN_LIBGCC2): For libgcc include windows.h file for
12755 function declarations.
12757 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12759 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12760 and tem2 if tem1 is not a REG or MULT.
12762 2008-04-08 Jan Hubicka <jh@suse.cz>
12764 * function.h (incomming_args): Break out of struct function.
12765 (function_subsections): Break out of struct function.
12766 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12767 return_rtx and hard_reg_initial_vals from struct function.
12768 Kill inl_max_label_num.
12769 (current_function_pops_args, current_function_args_info,
12770 current_function_args_size, current_function_args_size,
12771 current_function_pretend_args_size,
12772 current_function_outgoing_args_size,
12773 current_function_internal_arg_pointer, current_function_return_rtx):
12774 Kill compatibility accestor macros.
12775 * builtins.c (expand_builtin_apply_args_1): Update.
12776 (expand_builtin_next_arg): Update.
12777 * df-scan.c (df_get_call_refs): Update.
12778 * dbxout.c (dbxout_function_end): Update.
12779 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12780 (output_line_info): Update.
12781 (secname_for_decl): Update.
12782 (dwarf2out_var_location): Update.
12783 * function.c (free_after_compilation): Update.
12784 (assign_parm_find_stack_rtl): Update.
12785 (assign_parms): Update.
12786 (expand_dummy_function_end): Update.
12787 (expand_function_end): Update.
12788 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12789 (expand_call): Update.
12790 (emit_library_call_value_1): Update.
12791 (store_one_arg): Update.
12792 * varasm.c (initialize_cold_section_name): Update.
12793 (unlikely_text_section): Update.
12794 (unlikely_text_section_p): Update.
12795 (assemble_start_function): Update.
12796 (assemble_end_function): Update.
12797 (default_section_type_flags): Update.
12798 (switch_to_section): Update.
12799 * integrate.c (set_decl_abstract_flags): Update.
12800 (get_hard_reg_initial_val): Update.
12801 (has_hard_reg_initial_val): Update.
12802 (allocate_initial_values): Update.
12803 * resource.c (init_resource_info): Update.
12804 * config/alpha/alpha.c (NUM_ARGS): Update.
12805 (direct_return): Update.
12806 (alpha_va_start): Update.
12807 (alpha_sa_size): Update.
12808 (alpha_initial_elimination_offset): Update.
12809 (alpha_expand_prologue): Update.
12810 (alpha_start_function): Update.
12811 (alpha_expand_epilogue): Update.
12812 (unicosmk_initial_elimination_offset):
12813 * config/alpha/alpha.md (call expander): Update.
12814 * config/s390/s390.c (s390_register_info): Update.
12815 (s390_register_info): Update.
12816 (s390_frame_info): Update.
12817 (s390_initial_elimination_offset): Update.
12818 (s390_build_builtin_va_list): Update.
12819 (s390_va_start): Update.
12820 * config/spu/spu.c (direct_return): Update.
12821 (spu_expand_prologue): Update.
12822 (spu_initial_elimination_offset): Update.
12823 (spu_build_builtin_va_list): Update.
12824 (spu_va_start): Update.
12825 * config/sparc/sparc.c (sparc_init_modes): Update.
12826 (sparc_compute_frame_size): Update.
12827 (function_value): Update.
12828 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12829 * config/i386/i386.md (return expander): Update.
12830 * config/i386/i386.c (ix86_va_start): Update.
12831 (ix86_can_use_return_insn_p): Update.
12832 (ix86_compute_frame_layout): Update.
12833 (ix86_expand_epilogue): Update.
12834 * config/sh/sh.c (output_stack_adjust): Update.
12835 (calc_live_regs): Update.
12836 (sh_expand_prologue): Update.
12837 (sh_builtin_saveregs): Update.
12838 (sh_va_start): Update.
12839 (initial_elimination_offset): Update.
12840 (sh_allocate_initial_value): Update.
12841 (sh_function_ok_for_sibcall): Update.
12842 (sh_get_pr_initial_val): Update.
12843 * config/sh/sh.md (return expander): Update.
12844 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12845 * config/crx/crx.c (crx_compute_frame): UPdate.
12846 (crx_initial_elimination_offset): UPdate.
12847 * config/xtensa/xtensa.c (compute_frame_size): Update
12848 (xtensa_builtin_saveregs): Update.
12849 (xtensa_va_start): Update.
12850 (order_regs_for_local_alloc): Update.
12851 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12852 (xstormy16_expand_builtin_va_start): Update.
12853 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12854 * config/m68hc11/m68hc11.md (return expanders): Update.
12855 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12856 (expand_epilogue): Update.
12857 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12858 (cris_simple_epilogue): Update.
12859 (cris_expand_prologue): Update.
12860 (cris_expand_epilogue): Update.
12861 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12862 (compute_frame_size): Update.
12863 * config/mt/mt.c (mt_compute_frame_size): Update.
12864 * config/mn10300/mn10300.c (expand_prologue): Update.
12865 (expand_epilogue): Update.
12866 (initial_offset): Update.
12867 (mn10300_builtin_saveregs):
12868 * config/mn10300/mn10300.md (return expander): Update.
12869 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12870 (ia64_initial_elimination_offset): Update.
12871 (ia64_initial_elimination_offset): Update.
12872 (ia64_expand_prologue): Update.
12873 * config/m68k/m68k.md (return expander): Update.
12874 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12875 (rs6000_stack_info): Update.
12876 * config/mcore/mcore.c (layout_mcore_frame): Update.
12877 (mcore_expand_prolog): Update.
12878 * config/arc/arc.c (arc_compute_frame_size): Update.
12879 * config/score/score3.c (score3_compute_frame_size): Update.
12880 * config/score/score7.c (score7_compute_frame_size): Update.
12881 * config/arm/arm.c (use_return_insn): Update.
12882 (thumb_find_work_register): Update.
12883 (arm_compute_save_reg_mask): Update.
12884 (arm_output_function_prologue): Update.
12885 (arm_output_epilogue): Update.
12886 (arm_size_return_regs): Update.
12887 (arm_get_frame_offsets): Update.
12888 (arm_expand_prologue): Update.
12889 (thumb_exit): Update.
12890 (thumb_unexpanded_epilogue): Update.
12891 (thumb1_output_function_prologue): Update.
12892 * config/pa/pa.md (return expander): Update.
12893 * config/pa/pa.c (compute_frame_size): Update.
12894 (hppa_builtin_saveregs): Update.
12895 * config/mips/mips.c (mips_va_start): Update.
12896 (mips16_build_function_stub): Update.
12897 (mips_compute_frame_info): Update.
12898 (mips_restore_gp): Update.
12899 (mips_output_function_prologue): Update.
12900 (mips_expand_prologue): Update.
12901 * config/v850/v850.c (compute_frame_size): Update.
12902 (expand_prologue): * config/mmix/mmix.c (along): update.
12903 (mmix_initial_elimination_offset): update.
12904 (mmix_reorg): update.
12905 (mmix_use_simple_return): update.
12906 (mmix_expand_prologue): update.
12907 (mmix_expand_epilogue): Update.
12908 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12909 (emit_link_insn): Update.
12911 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12913 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12914 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12916 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12919 2008-04-07 Jan Hubicka <jh@suse.cz>
12921 * function.h (rtl): Rename to x_rtl.
12922 (crtl): New define.
12923 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12924 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12925 used_temp_slots avail_temp_slots, temp_slot_level,
12926 nonlocal_goto_handler_labels): Update accesstors.
12927 (rtl): New global variable.
12928 (struct function): Move some fileds to rtl_data.
12929 (get_arg_pointer_save_area): Update prototype.
12930 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12931 get_arg_pointer_save_area.
12932 * expr.c (init_expr): Update
12933 * function.c (get_frame_size): Update
12934 (assign_stack_local): Update
12935 (expand_function_end): Update.
12936 (get_art_pointer_save_area): Update
12938 * emit-rtl.c (rtl): Declare.
12939 (regno_reg_rtx): Declare.
12940 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12942 (gen_reg_rtx): Update.
12943 * varasm.c (n_deferred_constatns): Update accestor.
12944 (init_varasm_status): Do not allocate varasm_status.
12945 (force_const_mem, get_pool_size, output_constant_pool): Update.
12946 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12947 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12948 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12949 * sparc/sparc.h (INIT_EXPANDERS): Update.
12950 * ia64/ia64.h (INIT_EXPANDERS): Update.
12952 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12954 * reload.c (push_secondary_reload): Add missing break to for loop.
12956 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12958 PR middle-end/PR28690
12959 * rtlanal.c: Update copyright years.
12960 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12961 as REG_POINTER and MEM_POINTER operands.
12962 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12963 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12964 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12965 * gcse.c: Update copyright years.
12966 (pre_delete): Call gen_reg_rtx_and_attrs.
12967 (hoist_code): Likewise.
12968 (build_store_vectors): Likewise.
12969 (delete_store): Likewise.
12970 * loop-invariant.c (move_invariant_reg): Likewise.
12971 Update copyright years.
12973 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12975 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12976 control string instead of quoted.
12978 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12980 * doc/rtl.texi: Rewrite of subreg section.
12982 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12985 * config/i386/i386.c (legitimize_pic_address): Add treating
12986 of dllimport SYM_REF's.
12987 (legitimize_dllimport_symbol): Add prototype.
12989 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12991 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12992 reference in constructor with non self-referential type.
12994 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12996 Removal of Return with Depressed Stack Pointer support
12997 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12998 (ECF_SP_DEPRESSED): Likewise.
12999 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
13000 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
13001 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13002 (expand_call): Do not test ECF_SP_DEPRESSED.
13003 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13004 * function.c (keep_stack_depressed): Delete.
13005 (handle_epilogue_set): Likewise.
13006 (update_epilogue_consts): Likewise.
13007 (emit_equiv_load): Likewise.
13008 (thread_prologue_and_epilogue_insns): Remove support for Return with
13009 Depressed Stack Pointer.
13010 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
13012 2008-04-06 Richard Guenther <rguenther@suse.de>
13014 PR tree-optimization/35400
13015 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
13016 information from SSA_NAMEs.
13018 2008-04-06 Anatoly Sokolov <aesok@post.ru>
13020 * config/avr/avr.h (avr_mega_p): Remove declaration.
13021 (AVR_MEGA): Remove macro.
13022 * config/avr/avr.c (avr_mega_p): Remove variable.
13023 (avr_override_options): Remove inicializion of avr_mega_p.
13024 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13025 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
13026 (avr_jump_mode): (Ditto.).
13027 (avr_output_progmem_section_asm_op): (Ditto.).
13028 (avr_asm_init_sections): (Ditto.).
13029 (avr_asm_init_sections): (Ditto.).
13030 (avr_rtx_costs): (Ditto.).
13031 * config/avr/avr.md: (Ditto.).
13032 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13035 2008-04-06 Richard Guenther <rguenther@suse.de>
13037 PR tree-optimization/35842
13038 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13039 is_gimple_invariant_address.
13041 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13043 * gcc.c (default_compilers): Sync Fortran extensions list with
13044 that in fortran/lang-specs.h.
13045 * doc/invoke.texi: Likewise.
13046 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13047 * dwarf2out.c (gen_compile_unit_die): Likewise.
13049 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13051 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13053 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13056 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13057 attribute is used for nested functions.
13059 2008-04-05 Jan Hubicka <jh@suse.cz>
13061 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13063 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13065 (dump_files): Update.
13066 (enable_rtl_dump_file): Do not accept letter argument.
13067 * tree-pass.h (dump_file_info): Remove letter argument.
13068 * toplev.c (decode_d_option): Update -da handling.
13069 * toplev.h (enable_rtl_dump_file): Update prototype.
13070 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13071 it out based on pass type.
13072 (register_dump_files_1): Likewise.
13073 (init_optimization_passes): Update register_one_dump_file calls.
13074 (execute_one_pass): Sanity check that IPA passes are called at IPA
13075 level and RTL passes at RTL level.
13076 (execute_pass_list): IPA pass can not be after or subpass of
13078 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13079 disallov RTL subpasses of IPA subpasses.
13081 2008-04-05 Ben Elliston <bje@au.ibm.com>
13083 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13084 builtins that return exactly once and do not throw. Cache call to
13087 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13089 PR rtl-optimization/34916
13090 PR middle-end/35519
13091 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13092 between instruction pairs.
13094 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13096 * doc/invoke.texi: Document -mbitops for SH.
13097 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13098 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13099 * config/sh/sh.c (print_operand): Add %t operand code.
13100 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13101 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13102 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13103 (extendqihi2): Likewise.
13104 (movqi_i): Likewise.
13105 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13106 (extv): Use bld instruction for SH2A if possible.
13108 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13109 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13110 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13111 (bset.b, bclr.b): Define peepholes.
13112 * config/sh/sh.opt (mbitops): New option.
13114 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13117 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13118 and view convert expression.
13120 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13123 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13125 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13127 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13129 * config/i386/cpuid.h (bit_AES): New.
13130 (bit_PCLMUL): Likewise.
13132 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13133 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13134 SSE2 if AES or PCLMUL is enabled.
13135 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13136 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13137 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13138 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13139 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13140 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13141 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13142 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13143 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13144 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13145 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13146 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13147 __builtin_ia32_aeskeygenassist128 and
13148 __builtin_ia32_pclmulqdq128.
13149 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13150 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13151 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13153 * config/i386/i386.h (TARGET_AES): New.
13154 (TARGET_PCLMUL): Likewise.
13155 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13157 * config/i386/i386.md (UNSPEC_AESENC): New.
13158 (UNSPEC_AESENCLAST): Likewise.
13159 (UNSPEC_AESDEC): Likewise.
13160 (UNSPEC_AESDECLAST): Likewise.
13161 (UNSPEC_AESIMC): Likewise.
13162 (UNSPEC_AESKEYGENASSIST): Likewise.
13163 (UNSPEC_PCLMUL): Likewise.
13165 * config/i386/i386.opt (maes): New.
13166 (mpclmul): Likewise.
13168 * config/i386/sse.md (aesenc): New pattern.
13169 (aesenclast): Likewise.
13170 (aesdec): Likewise.
13171 (aesdeclast): Likewise.
13172 (aesimc): Likewise.
13173 (aeskeygenassist): Likewise.
13174 (pclmulqdq): Likewise.
13176 * config/i386/wmmintrin.h: New.
13178 * doc/extend.texi: Document AES and PCLMUL built-in function.
13180 * doc/invoke.texi: Document -maes and -mpclmul.
13182 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13184 * function.c (free_after_parsing): Replace with
13185 cxx_push_function_context from C++ front-end.
13186 (allocate_struct_function): Don't call langhook.
13187 * langhooks.h (struct lang_hooks_for_functions): Delete.
13188 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13190 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13191 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13192 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13193 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13194 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13195 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13196 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13198 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13199 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13201 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13204 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13207 2008-04-04 Richard Guenther <rguenther@suse.de>
13209 PR middle-end/35823
13210 * fold-const.c (optimize_minmax_comparison): Use the correct
13211 type for the constant in the simplified comparison.
13213 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13215 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13216 Pass L2 size as "--param l2-cache-size" to the compiler.
13217 (decode_l2_cache): New function to decode L2 cache parameters using
13218 0x8000006 extended cpuid function.
13219 (detect_caches_amd): Determine parameters of L2 cache using
13220 decode_l2_caches function.
13221 (decode_caches_intel): Decode L2 cache parameters.
13222 (detect_caches_intel): Determine L2 cache parameters using
13223 decode_caches_intel and decode_l2_caches functions.
13225 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13227 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13228 secondary input reload for subword loads from the constant pool.
13230 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13233 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13234 constants of the appropriate size for runtime calculations.
13237 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13238 decimal-float literal constant zero.
13240 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13243 * c-parser.c (c_parser_omp_atomic): Call
13244 default_function_array_conversion on the RHS.
13246 PR middle-end/35818
13247 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13248 call is_variable_sized if decl has incomplete type.
13250 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13252 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13254 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13256 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13258 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13259 (sgt<u>): Merge sgt and sgtu into new expander.
13260 (sgt, sgtu): Remove expanders.
13261 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13262 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13263 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13264 *sgtu_<mode>_mips16 into new pattern.
13265 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13266 (sge<u>): Merge sge and sgeu into new expander.
13267 (sge, sgeu): Remove expanders.
13268 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13270 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13271 (slt<u>): Merge slt and sltu into new expander.
13272 (slt, sltu): Remove expanders.
13273 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13274 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13275 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13276 *sltu_<mode>_mips16 into new pattern.
13277 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13278 (sle<u>): Merge sle and sleu into new expander.
13279 (sle, sleu): Remove expanders.
13280 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13281 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13282 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13283 *sleu_<mode>_mips16 into new pattern.
13284 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13286 2008-04-03 Jan Hubicka <jh@suse.cz>
13288 PR tree-optimization/35795
13289 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13290 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13291 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13292 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13293 * score/score3.c (score3_output_mi_thunk): Likewise.
13294 * score/score7.c (score7_output_mi_thunk): Likewise.
13295 * mips/mips.c (mips_output_mi_thunk): Likewise.
13297 2008-04-03 Richard Guenther <rguenther@suse.de>
13299 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13300 conversions. Simplify code.
13302 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13304 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13306 2008-04-03 Tom Tromey <tromey@redhat.com>
13307 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13309 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13310 * config/bfin/t-bfin-linux (generated_files): Add
13311 linux-sysroot-suffix.h.
13312 * doc/install.texi (Prerequisites): Require make 3.80.
13313 * doc/sourcebuild.texi (Front End Directory): Document new
13315 * Makefile.in (generated_files): New variable.
13316 (ALL_HOST_OBJS): New variable.
13317 ($(ALL_HOST_OBJS)): New target.
13319 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13321 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13322 (remap_block): Call id->transform_lang_insert_block instead
13324 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13325 Set id.transform_lang_insert_block to NULL.
13326 (clone_body): Move to cp/optimize.c
13327 * tree-inline.h (struct copy_body_data): Change
13328 transform_lang_insert_block to function pointer.
13329 (copy_generic_body, copy_decl_no_change): Export.
13330 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13331 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13332 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13334 * c-tree.h (insert_block): Kill.
13335 * c-decl.c (insert_block): Kill.
13337 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13339 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13340 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13341 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13343 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13344 argument, call {push,pop}_function_context from here.
13345 * c-parser.c: Use c_{push,pop}_function_context.
13347 * function.c (push_function_context_to): Move meat ...
13348 (push_function_context): ... here. Simplify.
13349 * function.c (pop_function_context_from): Move meat ...
13350 (pop_function_context): ... here. Simplify.
13351 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13353 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13354 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13355 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13356 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13358 2008-04-03 Ben Elliston <bje@au.ibm.com>
13360 * expmed.c (extract_force_align_mem_bit_field): Remove.
13362 2008-04-03 Richard Guenther <rguenther@suse.de>
13364 PR middle-end/35800
13365 * expr.h (try_casesi): Adjust prototype.
13366 * expr.c (try_casesi): Take fallback label as extra parameter.
13367 Use that for gen_casesi if default_label is NULL.
13368 * stmt.c (expand_case): Pass fallback label to try_casesi,
13369 make sure to fill gaps with a fallback label if default_label
13372 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13375 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13377 2008-04-03 Ben Elliston <bje@au.ibm.com>
13379 * expmed.c (extract_split_bit_field): Remove if (0) code.
13380 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13381 (do_ds_constraint): Likewise.
13383 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13385 * doc/cppopts.texi (-dU): Document.
13386 * c-common.h (flag_dump_macros): Update comment.
13387 * c-opts.c (handle_OPT_d): Handle -dU.
13388 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13389 dump_queued_macros, cb_used_define, cb_used_undef): New.
13390 (init_pp_output): Handle -dU.
13391 (cb_line_change): Call dump_queued_macros.
13392 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13394 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13396 * config/avr/predicates.md (io_address_operand): New predicate.
13397 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13398 * config/avr/avr.c (avr_io_address_p): Remove function.
13399 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13400 'avr_io_address_p' function.
13401 (out_movhi_r_mr): (Ditto.).
13402 (out_movqi_mr_r): (Ditto.).
13403 (out_movhi_mr_r): (Ditto.).
13404 (avr_address_cost): (Ditto.).
13406 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13408 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13409 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13410 in 32bit mode when XMM registers are available to avoid store
13412 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13413 corresponding post-reload splitters.
13415 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13417 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13418 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13419 __builtin_ia32_roundss.
13420 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13421 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13422 __builtin_ia32_roundss.
13423 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13424 IX86_BUILTIN_SHUFPD here.
13426 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13428 * config/i386/i386.md (plogic): New.
13429 (plogicprefix): Likewise.
13431 * config/i386/mmx.md (mmx_<code><mode>3): New.
13432 (mmx_and<mode>3): Removed.
13433 (mmx_ior<mode>3): Likewise.
13434 (mmx_xor<mode>3): Likewise.
13436 * config/i386/sse.md (<code><mode>3): New.
13437 (*<code><mode>3): Likewise.
13438 (*<code><mode>3): Likewise.
13439 (<code><mode>3): Likewise.
13440 (*sse_<code><mode>3): Likewise.
13441 (*sse2_<code><mode>3): Likewise.
13442 (<code>tf3): Likewise.
13443 (*<code>tf3): Likewise.
13444 (and<mode>3): Likewise.
13445 (*and<mode>3): Likewise.
13446 (ior<mode>3): Removed.
13447 (*ior<mode>3): Likewise.
13448 (xor<mode>3): Likewise.
13449 (*xor<mode>3): Likewise.
13450 (*and<mode>3): Likewise.
13451 (*ior<mode>3): Likewise.
13452 (*xor<mode>3): Likewise.
13453 (and<mode>3): Likewise.
13454 (*sse_and<mode>3): Likewise.
13455 (*sse2_and<mode>3): Likewise.
13456 (andtf3): Likewise.
13457 (*andtf3): Likewise.
13458 (ior<mode>3): Likewise.
13459 (*sse_ior<mode>3): Likewise.
13460 (*sse2_ior<mode>3): Likewise.
13461 (iortf3): Likewise.
13462 (*iortf3): Likewise.
13463 (xor<mode>3): Likewise.
13464 (*sse_xor<mode>3): Likewise.
13465 (*sse2_xor<mode>3): Likewise.
13466 (xortf3): Likewise.
13467 (*xortf3): Likewise.
13469 2008-04-02 Richard Guenther <rguenther@suse.de>
13471 PR tree-optimization/14495
13472 PR tree-optimization/34793
13473 * tree-vrp.c (struct switch_update): New structure.
13474 (to_remove_edges, to_update_switch_stmts): New VECs.
13475 (simplify_switch_using_ranges): New function. Remove not taken
13476 case labels and edges.
13477 (simplify_stmt_using_ranges): Call it.
13478 (identify_jump_threads): Mark edges we have queued for removal
13479 so we don't thread them.
13480 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13482 * tree-cfg.c (group_case_labels): Deal with missing default label.
13483 (tree_verify_flow_info): Allow missing default label.
13484 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13485 (emit_case_nodes): Likewise.
13486 (expand_case): Do not rely on the default label to be present.
13487 * expr.c (try_casesi): Deal with NULL default_label.
13488 (do_tablejump): Likewise.
13490 2008-04-02 Richard Guenther <rguenther@suse.de>
13492 PR tree-optimization/14495
13493 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13494 SWITCH_EXPR here ...
13495 (vrp_visit_switch_stmt): ... but here (new function).
13496 (find_case_label_index): New helper function.
13497 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13499 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13501 * fwprop.c: Fix ISO-C99ism.
13503 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13506 * Makefile.in (objdir): Set it here.
13507 * configure.ac: Not here. Find dynamic linker characteristics.
13508 * exec-tool.in: Use them.
13509 * aclocal.m4: Regenerate.
13510 * configure: Regenerate.
13512 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13514 * expr.c (expand_var): Delete it.
13515 * expr.h (expand_var): Delete prototype.
13516 * function.c (expand_function_start): Use expand_decl instead.
13517 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13520 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13522 PR rtl-optimization/35542
13523 * fwprop.c (forward_propagate_and_simplify): Replace
13524 loc_reg_mentioned_in_p with reg_mentioned_p.
13526 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13528 PR rtl-optimization/35281
13529 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13530 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13531 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13532 (varying_mem_p): Move above propagate_rtx.
13533 (all_uses_available_at): Do not check MEMs.
13535 2008-04-02 Rafael Espindola <espindola@google.com>
13537 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13538 (register_edge_assert_for_2): Split the cond argument.
13539 (register_edge_assert_for_1): Adjust for the change in
13540 register_edge_assert_for_2.
13541 (register_edge_assert_for): Split the cond argument.
13542 (find_switch_asserts): Adjust for the change in
13543 register_edge_assert_for.
13545 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13547 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13548 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13549 offsets for 64-bit mingw.
13550 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13551 abi for x86_64-pc-mingw.
13553 2008-04-02 Richard Guenther <rguenther@suse.de>
13555 * tree-vrp.c (extract_range_from_assert): Make sure to not
13556 produce range min/max with TREE_OVERFOW set.
13557 If merging a anti-range and a range keep the anti-range if
13558 the range covers all values of the type.
13559 (register_edge_assert_for_2): Only allow sign-changing
13560 conversions in detecting canonical range checks. Also
13561 register an assert for the unsigned name if useful.
13563 PR tree-optimization/35787
13564 * tree-vrp.c (vrp_val_max): New function.
13565 (vrp_val_min): Likewise.
13566 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13567 (vrp_val_is_min): Likewise.
13568 (supports_overflow_infinity): Use vrp_val_{min,max}.
13569 (negative_overflow_infinity): Likewise.
13570 (positive_overflow_infinity): Likewise.
13571 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13572 (is_positive_overflow_infinity): Likewise.
13573 (is_overflow_infinity): Likewise.
13574 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13575 vrp_val_is_{min,max}.
13576 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13577 to ranges if possible. Avoid empty ranges.
13579 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13581 PR middle-end/35705
13582 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13583 the expression is a function address.
13585 2008-04-01 George Helffrich <george@gcc.gnu.org>
13587 PR fortran/35154, fortran/23057
13588 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13589 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13590 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13591 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13593 (dbxout_syms): Check for COMMON-based symbol and wrap in
13594 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13595 in bracket for efficiency.
13597 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13598 using DW_TAG_common_block + member offset.
13599 (add_pubname_string): New function.
13600 (dw_expand_expr): New function to find block name and offset for
13602 (common_check): New function to check whether symbol in Fortran COMMON.
13603 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13605 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13608 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13610 2008-04-02 Ben Elliston <bje@au.ibm.com>
13612 * config/v850/v850.md (casesi): Remove if (0) code.
13613 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13614 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13616 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13618 * config/i386/i386.md (rex64suffix): New mode attribute.
13619 (floathi<mode>2): Disable expander for SSE math.
13620 (*floathi<mode>2_1): New insn insn_and_split pattern.
13621 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13622 corresponding post-reload splitters.
13623 (*floathi<mode>2_i387): New macroized insn pattern.
13624 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13625 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13626 insn_and_split pattern.
13627 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13628 New macroized instruction patterns and corresponding post-reload
13630 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13631 and corresponding post-reload splitters.
13632 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13633 New macroized instruction patterns.
13634 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13635 macroized instruction patterns and corresponding post-reload splitters.
13636 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13637 corresponding post-reload splitters.
13638 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13639 New macroized instruction patterns.
13640 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13641 corresponding post-reload splitters.
13642 (*floatsi<mode>2_i387): New macroized instruction patterns.
13644 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13646 * config/i386/i386.md (smaxmin): New.
13647 (umaxmin): Likewise.
13648 (maxminiprefix): Likewise.
13649 (maxminfprefix): Likewise.
13650 (<code><mode>3): Likewise.
13651 (smin<mode>3): Removed.
13652 (smax<mode>3): Likewise.
13654 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13655 (mmx_<code>v4hi3): Likewise.
13656 (mmx_<code>v8qi3): Likewise.
13657 (mmx_smaxv2sf3): Removed.
13658 (mmx_sminv2sf3): Likewise.
13659 (mmx_umaxv8qi3): Likewise.
13660 (mmx_smaxv4hi3): Likewise.
13661 (mmx_uminv8qi3): Likewise.
13662 (mmx_sminv4hi3): Likewise.
13664 * config/i386/sse.md (<addsub><mode>3): New.
13665 (*<addsub><mode>3): Likewise.
13666 (<sse>_vm<addsub><mode>3): Likewise.
13667 (<maxmin><mode>3): Likewise.
13668 (*<maxmin><mode>3_finite): Likewise.
13669 (*<maxmin><mode>3): Likewise.
13670 (<sse>_vm<maxmin><mode>3): Likewise.
13671 (sse3_h<addsub>v4sf3): Likewise.
13672 (sse3_h<addsub>v2df3): Likewise.
13673 (<maxmin>v16qi3): Likewise.
13674 (*<maxmin>v16qi3): Likewise.
13675 (<maxmin>v8hi3): Likewise.
13676 (*<maxmin>v8hi3): Likewise.
13677 (*sse4_1_<maxmin><mode>3): Likewise.
13678 (*sse4_1_<maxmin><mode>3): Likewise.
13679 (add<mode>3): Removed.
13680 (*add<mode>3): Likewise.
13681 (<sse>_vmadd<mode>3): Likewise.
13682 (sub<mode>3): Likewise.
13683 (*sub<mode>3): Likewise.
13684 (<sse>_vmsub<mode>3): Likewise.
13685 (smin<mode>3): Likewise.
13686 (*smin<mode>3_finite): Likewise.
13687 (*smin<mode>3): Likewise.
13688 (<sse>_vmsmin<mode>3): Likewise.
13689 (smax<mode>3): Likewise.
13690 (*smax<mode>3_finite): Likewise.
13691 (*smax<mode>3): Likewise.
13692 (<sse>_vmsmax<mode>3): Likewise.
13693 (sse3_haddv4sf3): Likewise.
13694 (sse3_haddv2df3): Likewise.
13695 (sse3_hsubv4sf3): Likewise.
13696 (sse3_hsubv2df3): Likewise.
13697 (umaxv16qi3): Likewise.
13698 (*umaxv16qi3): Likewise.
13699 (smaxv8hi3): Likewise.
13700 (*smaxv8hi3): Likewise.
13701 (*sse4_1_smax<mode>3): Likewise.
13702 (*sse4_1_umax<mode>3): Likewise.
13703 (uminv16qi3): Likewise.
13704 (*uminv16qi3): Likewise.
13705 (sminv8hi3): Likewise.
13706 (*sminv8hi3): Likewise.
13707 (*sse4_1_smin<mode>3): Likewise.
13708 (*sse4_1_umin<mode>3): Likewise.
13710 2008-04-01 Rafael Espindola <espindola@google.com>
13712 * tree-cfg.c (verify_expr): remove in_phi.
13713 (verify_stmt): Don't call walk_tree with verify_expr. Use
13714 is_gimple_min_invariant instead of is_gimple_val.
13716 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13718 * doc/include/gpl_v3.texi: Update for manpage generation.
13719 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13721 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13722 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13723 gpl_v3.texi instead of gpl.texi.
13726 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13729 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13731 2008-04-01 Rafael Espindola <espindola@google.com>
13733 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13734 (extract_code_and_val_from_cond): Use
13735 extract_code_and_val_from_cond_with_ops.
13737 2008-04-01 Jan Hubicka <jh@suse.cz>
13739 * function.c (free_after_compilation): Free epilogue_delay_list.
13740 (prepare_function_start): Assert that previous compilation was freed.
13742 2008-04-01 Jan Hubicka <jh@suse.cz>
13743 Jim Wilson <wilson@tuliptree.org>
13744 Andreas Tobler <andreast@gcc.gnu.org>
13746 PR middle-end/35781
13747 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13748 rtl.emit instead cfun->emit.
13749 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13750 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13752 2008-04-01 Ben Elliston <bje@au.ibm.com>
13754 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13756 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13758 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13760 (fprofile-use): Add var flag_profile_use
13761 * coverage.c (coverage_begin_output): Do not open a gcno file for
13762 output only if -ftest-coverage is set.
13763 Do not add getpwd() to gcda file path.
13764 (build_gcov_info): Check the new flag
13765 flag_profile_datafile_relative_path.
13766 (coverage_init): Use profile_data_prefix.
13767 Read profile counter only if flag_profile_use is set.
13768 * opts.c (common_handle_option): New option fprofile-use=,
13769 fprofile-dir=, fprofile-generate=.
13770 * toplev.c (profile_data_prefix): New variable definition.
13771 * toplev.h (profile_data_prefix): New declaration.
13772 * doc/invoke.tex (Option Summary, Optimization Options):
13775 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13777 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13778 use tmp consistently.
13781 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13782 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13783 UNSPEC_FR_RECIP_APPROX_RES.
13784 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13786 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13789 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13791 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13793 PR middle-end/30186
13794 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13795 element of the vector via a pointer.
13797 2008-03-31 Ian Lance Taylor <iant@google.com>
13799 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13801 2008-03-31 Jan Hubicka <jh@suse.cz>
13803 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13804 get_arg_pointer_save_area.
13805 * expr.c (init_expr): Just clear out rtl.expr.
13806 * function.c (free_after_compilation): Clear out whole RTL structure.
13807 (get_func_frame_size): Merge into ...
13808 (get_frame_size): ... this one.
13809 (assign_stack_local_1): Merge into ...
13810 (assign_stack_local): ... this one.
13811 (expand_function_end): Update call of get_arg_pointer_save_area.
13812 (get_art_pointer_save_area): Remove cfun argument.
13813 * function.h (emit_status): regno_pointer_align does not need length
13814 attribute. Move x_regno_reg_rtx to ...
13815 (regno_reg_rtx): ... new global array.
13816 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13817 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13818 apply_args_value, forced_labels, stack_pointer_delta):
13820 (struct varasm_status): Move here from varasm.c
13821 (struct rtl_data): New. Move here some fields from struct function.
13822 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13823 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13824 used_temp_slots avail_temp_slots, temp_slot_level,
13825 nonlocal_goto_handler_labels): Update accesstors.
13826 (rtl): New global variable.
13827 (struct function): Move some fileds to rtl_data.
13828 (get_arg_pointer_save_area): Update prototype.
13829 * emit-rtl.c (rtl): Declare.
13830 (regno_reg_rtx): Declare.
13831 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13833 (gen_reg_rtx): Update.
13834 (init_virtual_regs): Do not tate emit_status argument.
13835 (init_emit): Do not allocate emit.
13836 * varasm.c (varasm_statuc): Move to function.h.
13837 (n_deferred_constatns): Update accestor.
13838 (init_varasm_status): Do not allocate varasm_status.
13839 (force_const_mem, get_pool_size, output_constant_pool): Update.
13840 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13841 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13843 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13845 PR rtl-optimization/35729
13846 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13849 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13852 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13853 load/store if memory is unaligned.
13854 (*movti_rex64): Likewise.
13856 * config/i386/predicates.md (misaligned_operand): New.
13858 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13861 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13864 2008-03-31 Jan Beulich <jbeulich@novell.com>
13866 * config/ia64/constraints.md: Add 'j' constraint.
13867 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13868 (movdi_internal): Likewise.
13870 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13873 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13875 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13878 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13879 proper error message for the third argument on blendpd and
13882 * config/i386/sse.md (blendbits): New.
13883 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13885 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13887 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13889 2008-03-30 Richard Guenther <rguenther@suse.de>
13891 PR middle-end/31023
13892 * fold-const.c (fold_sign_changed_comparison): Do leave
13893 conversions to base-types alone.
13895 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13897 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13898 the link register if one altivec register is be saved.
13900 2008-03-30 Ben Elliston <bje@au.ibm.com>
13902 * final.c (final_scan_insn): Remove if (0) code.
13904 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13906 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13908 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13910 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13911 of V4SFmode to ix86_binary_operator_ok.
13913 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13915 * config/i386/i386.c (override_options): Initialize
13916 ix86_veclib_handler to ix86_veclibabi_svml when
13917 -mveclibabi=svml is used.
13918 (ix86_veclibabi_svml): New function for SVML ABI style
13919 vectorization support.
13920 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13922 2008-03-28 Rafael Espindola <espindola@google.com>
13924 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13925 (tree_binary_nonnegative_warnv_p): Make it public.
13926 (tree_single_nonnegative_warnv_p): Make it public.
13927 (tree_invalid_nonnegative_warnv_p): Make it public.
13928 (tree_unary_nonzero_warnv_p): Make it public.
13929 (tree_binary_nonzero_warnv_p): Make it public
13930 (tree_single_nonzero_warnv_p): Make it public.
13931 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13932 (extract_range_from_binary_expr): Split the expr argument.
13933 (extract_range_from_unary_expr): Split the expr argument.
13934 (extract_range_from_comparison): Split the expr argument.
13935 (extract_range_from_expr): Use the new aux functions.
13936 (vrp_evaluate_conditional_warnv): Use
13937 vrp_evaluate_conditional_warnv_with_ops.
13938 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13939 (tree_binary_nonzero_warnv_p): Declare.
13940 (tree_single_nonzero_warnv_p): Declare.
13941 (tree_expr_nonzero_warnv_p): Declare.
13942 (tree_unary_nonnegative_warnv_p): Declare.
13943 (tree_binary_nonnegative_warnv_p): Declare.
13944 (tree_single_nonnegative_warnv_p): Declare.
13945 (tree_invalid_nonnegative_warnv_p): Declare.
13947 2008-03-28 Richard Guenther <rguenther@suse.de>
13949 PR tree-optimization/30317
13950 PR tree-optimization/30911
13951 PR tree-optimization/34793
13952 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13953 (struct assert_locus_d): New member EXPR.
13954 (register_new_assert_for): Add EXPR parameter to support
13955 ASSERT_EXPR <name, expr OP limit>.
13956 (register_edge_assert_for_1): Adjust callers.
13957 (find_assert_locations): Likewise.
13958 (process_assert_insertions_for): Build condition from expression.
13959 (extract_range_from_assert): Handle ASSERT_EXPRs
13960 of the form ASSERT_EXPR <name, expr OP limit>.
13961 (register_edge_assert_for_2): New helper registering
13962 asserts for comparisons. Recognize range tests of the form
13963 (unsigned)i - CST1 OP CST2.
13964 (register_edge_assert_for_1): Use it.
13965 (register_edge_assert_for): Likewise.
13966 (needs_overflow_infinity): Integer sub-types
13967 do not need overflow infinities.
13968 (vrp_val_is_max): The extreme values of integer sub-types
13969 are those of the base type.
13970 (vrp_val_is_min): Likewise.
13971 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13974 2008-03-28 Nick Clifton <nickc@redhat.com>
13977 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13978 Return GENERAL_REGS for stack adjustment reloads.
13980 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13983 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13984 const_vector when all the vectors are constant.
13986 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13988 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13990 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13991 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13993 (s<code>_sf): Use new scc_sf attribute for opcode names.
13995 2008-03-27 Tom Tromey <tromey@redhat.com>
13997 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13998 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13999 config/spu/t-spu-elf, config/i386/t-interix,
14000 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
14001 config/i386/x-darwin, config/i386/x-mingw32,
14002 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
14003 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
14004 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
14005 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
14006 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
14007 config/rs6000/x-darwin, config/rs6000/t-rs6000,
14008 config/score/t-score-elf, config/arm/t-strongarm-pe,
14009 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
14010 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
14011 Revert automatic dependency patch.
14013 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
14016 * config/i386/i386.c (ix86_function_arg_boundary): Align
14017 decimal floating point to its natural boundary.
14019 2008-03-27 Richard Guenther <rguenther@suse.de>
14021 PR middle-end/35716
14022 * fold-const.c (fold_comparison): Restrict distinct decl
14023 comparison folding to VAR_DECLs and PARM_DECLs. Do not
14024 solely rely on operand_equal_p.
14026 2008-03-27 Richard Guenther <rguenther@suse.de>
14029 * c-common.c (handle_weak_attribute): Reject combination of
14032 2008-03-27 Richard Guenther <rguenther@suse.de>
14034 PR tree-optimization/32810
14035 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14036 conversions from DECL_INITIAL.
14037 (fold_const_aggregate_ref): Likewise from constructor elements.
14039 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14041 * tree-affine.h (aff_combination_expand): Declare.
14042 (get_inner_reference_aff): Likewise.
14043 * tree-affine.c (aff_combination_expand): Split out from
14044 tree_to_aff_combination_expand.
14045 (get_inner_reference_aff): New function.
14046 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14047 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14048 (struct lim_aux_data): sm_done field removed.
14049 (mem_ref_loc_p, mem_ref_locs_p): New types.
14050 (struct mem_ref): Added id, stored, accesses_in_loop,
14051 indep_loop, dep_loop, indep_ref, dep_ref fields.
14052 Removed is_stored, locs and next fields.
14053 (memory_accesses): New variable.
14054 (movement_possibility): Do not allow moving statements
14055 that store to memory.
14056 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14058 (determine_max_movement): For statements with memory references,
14059 find the outermost loop in that the reference is independent.
14060 (move_computations_stmt): Mark the virtual operands for renaming.
14061 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14062 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14063 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14064 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14065 create_vop_ref_mapping, analyze_memory_references,
14066 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14067 get_all_locs_in_loop, ref_always_accessed_p,
14068 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14069 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14070 store_motion_loop, store_motion): New functions.
14071 (struct vop_to_refs_elt): New type.
14072 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14073 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14074 (schedule_sm): Replaced by...
14075 (execute_sm): ... this.
14076 (determine_lsm_ref, hoist_memory_references,
14077 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14078 find_more_ref_vops, free_mem_ref, free_mem_refs,
14079 determine_lsm_loop, determine_lsm): Removed.
14080 (tree_ssa_lim_finalize): Free data structures used by store motion.
14081 (tree_ssa_lim): Call analyze_memory_references. Use
14082 store_motion instead of determine_lsm.
14084 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14086 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14087 rename tmake_file to m68hc11/t-m68hc11.
14088 (mcore): Set inhibit_libc to true.
14089 * config.host (alpha*-dec-*vms*): Set extra_programs.
14090 (interix3*): Don't use host_xmake_file.
14091 * configure.ac: Let config.gcc override inhibit_libc.
14092 * configure: Regenerate.
14094 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14095 * config/t-openbsd-thread: Remove commented out lines.
14097 * config/x-interix: Remove.
14099 * config/m68hc11/t-m68hc11-gas: Rename to...
14100 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14102 * config/mcore/t-mcore: Remove T_CFLAGS.
14103 * config/mcore/t-mcore-pe: Likewise.
14105 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14107 * configure.ac: Replace custom __GNU_SOURCE test with
14108 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14109 * aclocal.m4: Regenerate.
14110 * configure: Regenerate.
14111 * config.in: Regenerate.
14113 2008-03-27 Richard Guenther <rguenther@suse.de>
14115 * fold-const.c (target.h): Include.
14116 (fold_comparison): Fold comparison of addresses of decls
14117 that bind locally or of constants. Consolidate address folding code.
14118 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14119 results from fold_binary_to_constant.
14120 (compare_values_warnv): Likewise.
14122 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14124 PR middle-end/35429
14125 * fold-const.c (fold_truthop): Check for integeral types when folding
14126 a == 0 && b == 0 and a != 0 || b != 0 .
14128 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14130 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14132 2008-03-26 Andreas Schwab <schwab@suse.de>
14134 * doc/invoke.texi: Fix use of @item vs. @itemx.
14136 2008-03-26 Tom Tromey <tromey@redhat.com>
14138 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14139 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14140 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14141 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14142 build/genconstants.o, build/genemit.o, build/genextract.o,
14143 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14144 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14147 2008-03-26 Richard Guenther <rguenther@suse.de>
14150 2008-03-26 Richard Guenther <rguenther@suse.de>
14152 * fold-const.c (target.h): Include.
14153 (fold_comparison): Fold comparison of addresses of two decls
14154 that bind locally. Consolidate address folding code.
14156 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14158 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14159 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14160 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14161 dconstsqrt2, dconstthird, dconste and/or dconst10.
14162 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14163 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14164 dconstsqrt2, dconste): Delete.
14165 (init_emit_once): Likewise. Simplify initializing dconstm1.
14167 * real.c (get_real_const): New.
14168 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14169 dconstsqrt2, dconste): Delete.
14170 (real_value_const, get_real_const): New.
14172 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14174 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14176 * config/i386/i386.c (ix86_function_arg_boundary): Check
14177 BIGGEST_ALIGNMENT instead of 128.
14178 (setup_incoming_varargs_64): Likewise.
14180 2008-03-26 Tom Tromey <tromey@redhat.com>
14182 * Makefile.in (DEPFILES): Add missing '/'.
14184 2008-03-26 Richard Guenther <rguenther@suse.de>
14186 * fold-const.c (target.h): Include.
14187 (fold_comparison): Fold comparison of addresses of two decls
14188 that bind locally. Consolidate address folding code.
14190 2008-03-26 Nick Clifton <nickc@redhat.com>
14193 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14194 not allow INT+INT as a legitimate addressing mode.
14196 2008-03-26 Richard Guenther <rguenther@suse.de>
14198 * tree-flow.h (widen_bitfield): Remove declaration.
14199 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14200 (widen_bitfield): Remove function.
14201 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14204 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14207 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14210 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14212 PR rtl-optimization/35232
14213 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14214 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14215 reg_reloaded_call_part_clobbered here.
14216 (reload_regs_reach_end_p): New function.
14217 (reload_reg_rtx_for_input): New variable.
14218 (reload_reg_rtx_for_output): Likewise.
14219 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14220 when reassigning a pseudo register. Load reloadreg from
14221 reload_reg_rtx_for_input, moving the mode and register
14223 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14224 instead of the original when deciding whether an input reload
14225 would be a no-op or whether an output reload can be deleted.
14226 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14227 when setting up new_spill_reg_store. Load it from
14228 reload_reg_rtx_for_output, moving the mode and register
14230 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14231 instead of the original when deciding whether an output reload
14232 would be a no-op. Do the same when modifying insn notes.
14233 Use rtx_equal_p instead of == to compare the registers.
14234 (inherit_piecemeal_p): Take a mode and two register numbers
14236 (emit_reload_insns): Clear new_spill_reg_store for every hard
14237 register in the reload register. Remove spill registers
14238 from reg_reloaded_valid before considering whether to record
14239 inheritance information for them. Use reload_reg_rtx_for_output
14240 instead of reg_rtx when recording output reloads. Use
14241 reload_reg_rtx_for_input instead of reg_rtx when recording
14242 input reloads. Set or clear reg_reloaded_call_part_clobbered
14243 at the same time as setting reg_reloaded_valid.
14244 (delete_output_reload): Add a new_reload_reg parameter and use it
14245 instead of rld[j].reg_rtx.
14246 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14249 2008-03-25 Tom Tromey <tromey@redhat.com>
14251 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14252 (build/genattr.o): Likewise.
14253 (build/genattrtab.o): Likewise.
14254 (build/gencodes.o): Likewise.
14255 (build/genconfig.o): Likewise.
14256 (build/genconstants.o): Likewise.
14257 (build/genemit.o): Likewise.
14258 (build/genextract.o): Likewise.
14259 (build/genflags.o): Likewise.
14261 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14263 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14264 instead of size_int for integer types.
14265 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14266 to match type of MINUS_EXPR.
14268 2008-03-25 Tom Tromey <tromey@redhat.com>
14270 * configure: Rebuilt.
14271 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14274 2008-03-25 Tom Tromey <tromey@redhat.com>
14276 * config/x-solaris (host-solaris.o): Update.
14277 * config/x-linux (host-linux.o): Update.
14278 * config/x-hpux (host-hpux.o): Update.
14279 * config/x-darwin (host-darwin.o): Update.
14280 * config/v850/t-v850e (v850-c.o): Update.
14281 * config/v850/t-v850 (v850-c.o): Update.
14282 * config/t-vxworks (vxworks.o): Update.
14283 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14284 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14285 * config/spu/t-spu-elf (spu-c.o): Update.
14287 * config/sh/t-symbian (sh-c.o): Update.
14288 (symbian.o): Update.
14289 * config/sh/t-sh (sh-c.o): Update.
14290 * config/score/t-score-elf (score7.o, score3.o): Update.
14291 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14292 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14293 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14294 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14295 (rs6000.o): Remove.
14296 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14297 * config/m32c/t-m32c (m32c-pragma.o): Update.
14298 * config/ia64/t-ia64 (ia64-c.o): Update.
14299 * config/i386/x-mingw32 (host-mingw32.o): Update.
14300 * config/i386/x-i386 (driver-i386.o): Update.
14301 * config/i386/x-darwin (host-i386-darwin.o): Update.
14302 * config/i386/x-cygwin (host-cygwin.o): Update.
14303 * config/i386/t-nwld (nwld.o): Update.
14304 * config/i386/t-netware (netware.o): Update.
14305 * config/i386/t-interix (winnt.o): Update.
14306 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14307 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14308 msformat-c.o): Update.
14309 * config/bfin/t-bfin-linux (generated_files): Add
14310 linux-sysroot-suffix.h.
14311 * config/arm/t-wince-pe (pe.o): Update.
14312 * config/arm/t-strongarm-pe (pe.o): Update.
14313 * config/arm/t-pe (pe.o): Update.
14314 * config/arm/t-arm (arm-c.o): Update.
14315 * doc/install.texi (Prerequisites): Require make 3.80.
14316 * Makefile.in: Remove .o targets.
14317 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14318 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14319 (simple_generated_h, simple_generated_c): Move earlier.
14320 (generated_files): New variable.
14321 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14322 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14323 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14324 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14325 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14326 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14327 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14328 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14329 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14330 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14331 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14332 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14334 (COMPILE.base, COMPILE): New variables.
14335 (%.o): New pattern rule.
14336 (ALL_HOST_OBJS): New variable.
14337 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14338 (dummy-checksum.o, cc1-checksum.o): Remove.
14339 (DRIVER_SHLIB): New variable.
14340 (DRIVER_DEFINES): Use it.
14341 (gencondmd.c): Move out of build/.
14342 (s-conditions): Update.
14343 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14344 (ALL_BUILD_OBJS): Likewise.
14345 (build/%.o): Use BUILDCOMPILE.
14346 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14347 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14348 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14349 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14350 build/genconfig.o, build/genconstants.o, build/genemit.o,
14351 build/genextract.o, build/genflags.o, build/genmddeps.o,
14352 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14353 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14354 build/gen-protos.o, build/scan.o, build/fix-header.o,
14355 build/scan-decls.o): Simplify.
14356 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14357 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14358 prefix.o, toplev.o): Reduce to variable setting.
14359 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14360 ($(out_object_file), gcc-options.o): New targets.
14361 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14362 * configure: Rebuilt.
14363 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14364 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14366 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14368 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14369 complain when we hit an error, return ERROR_MARK_NODE.
14371 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14373 * config/sh/constraints.md (Pso, Psz): New constraints.
14374 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14375 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14377 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14379 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14380 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14382 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14384 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14385 (prefetch_sh2a): New.
14387 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14388 Naveen.H.S <naveen.hs@kpitcummins.com>
14390 * config/sh/constraints.md (I28): New constraint.
14391 * config/sh/sh.c (broken_move): Add support for movi20s.
14392 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14394 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14395 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14396 Naveen.H.S <naveen.hs@kpitcummins.com>
14398 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14399 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14400 (print_operand): Handle resbank in %@ operand code.
14401 (sh_encode_section_info): New.
14402 (push_regs): Add conditions for resbank.
14403 (sh_expand_epilogue): Likewise.
14404 (sh_insert_attributes): Likewise.
14405 (sh_attribute_table): Likewise.
14406 (sh_handle_resbank_handler_attribute): New.
14407 (sh2a_handle_function_vector_handler_attribute): New.
14408 (sh2a_is_function_vector_call): New.
14409 (sh2a_get_function_vector_number): New.
14410 (sh2a_function_vector_p): New.
14411 (sh_cfun_resbank_handler_p): New.
14412 * config/sh/sh.md (calli): Emit jsr/n if possible.
14413 (calli_tbr_rel): New.
14414 (calli_pcrel): Emit jsr/n if possible.
14415 (return_i): Emit rts/n if possible.
14416 (call_valuei_tbr_rel): New.
14417 (call_valuei_pcrel): Add condition for SH2A target.
14418 (call_value): Likewise.
14419 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14420 (sh2a_get_function_vector_number): Likewise.
14421 (sh2a_is_function_vector_call): Likewise.
14422 * doc/extend.texi: Document TBR relative addressing of SH2A.
14423 (resbank): Add description for SH2A.
14425 2008-03-24 Richard Guenther <rguenther@suse.de>
14428 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14429 pointer assignments change conversions according to middle-end rules.
14430 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14431 * configure.ac: Include type checking in yes.
14432 * configure: Regenerate.
14434 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14436 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14437 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14439 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14441 * gthr-vxworks.h (UNUSED): Define.
14443 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14445 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14447 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14449 * doc/extend.texi (Function Attributes): Add missing comma in the
14450 example of the "alloc_size" attribute.
14452 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14455 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14457 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14460 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14463 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14464 of the underlying type of a MS bitfield layout to the natural
14465 alignment of the type.
14467 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14469 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14470 to their natural alignment to avoid store forwarding stalls.
14472 2008-03-22 Richard Guenther <rguenther@suse.de>
14474 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14475 For PHI nodes verify the address is invariant.
14476 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14477 (get_symbol_constant_value): Use is_gimple_min_invariant.
14478 (maybe_fold_stmt_indirect): Likewise.
14480 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14482 PR rtl-optimization/33927
14483 * Makefile.in (dse.o): Depend on $(TM_P_H).
14484 * expr.h (extract_low_bits): Declare.
14485 * expmed.c (extract_low_bits): New function.
14486 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14487 * dse.c: Include tm_p.h.
14488 (find_shift_sequence): Remove the read_reg argument and return the
14489 read value. Emit the instructions instead of returning them.
14490 Iterate on new_mode rather than calculating it each time.
14491 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14492 source to NEW_MODE and extract_low_bits to convert the shifted
14493 value to READ_MODE.
14494 (replace_read): Allow the load and store to have different mode
14495 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14496 or extraction instructions before trying the replacement. Update
14497 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14499 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14501 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14502 to their natural alignment to avoid store forwarding stalls.
14504 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14507 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14508 encouraging but not allowing gprs for input;
14509 change the input constraint to !f#r.
14510 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14512 change the output constraint to !f#r.
14514 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14517 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14518 corresponding post-reload splitters.
14519 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14520 when x87 FP math is selected.
14521 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14522 New function prototype.
14523 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14524 unreachable function to ease macroization of insn patterns.
14526 2008-03-21 Martin Jambor <mjambor@suse.cz>
14528 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14529 reference dumps if ddr is NULL or dependence is unknown.
14531 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14533 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14534 unsigned extension into account.
14535 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14536 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14537 Do computations on a scratch register.
14539 2008-03-21 Richard Guenther <rguenther@suse.de>
14541 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14542 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14543 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14544 * tree-ssa-dom.c (record_equality): Likewise.
14545 * tree-inline.c (copy_body_r): Likewise.
14546 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14549 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14551 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14552 as 'delete_unused' argument.
14554 2008-03-20 Richard Guenther <rguenther@suse.de>
14556 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14557 special casing of constant qualifiers.
14558 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14559 care about them in general.
14560 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14561 regardless of their type.
14562 (fold_stmt_r): Forcefully fold *& if we end up with that.
14564 2008-03-20 Paul Brook <paul@codesourcery.com>
14566 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14567 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14569 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14571 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14572 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14574 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14576 * common.opt (Wmudflap): New option.
14577 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14578 (mx_register_decls): Likewise.
14579 (mudflap_finish_file): Likewise.
14580 * doc/invoke.texi: Document -Wno-mudflap.
14582 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14584 * c-format.c (replace_format_name_to_system_name): New.
14585 (cmp_attribs): New.
14586 (convert_format_name_to_system_name): New.
14587 (decode_format_attr): Add use of convert_format_name_to_system_name.
14588 (format_types_orig): Add gnu_ prefix to names.
14589 (check_format_info_main): Special treating of \0 escaped names for
14590 supporting multi-character format specifiers as I32, I64.
14591 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14592 (gnu_target_overrides_format_attributes): New.
14593 * c-format.h: Add structure target_ovr_attr to hold
14594 system specific formatter names.
14595 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14596 msformat-c.o file to c_target_objs and cxx_target_objs.
14597 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14598 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14599 (TARGET_N_FORMAT_TYPES): New.
14600 * config/i386/msformat-c.c: New.
14601 * config/i386/t-cygming: Add build rule for msformat-c.o.
14602 * doc/extend.texi: Add new format names gnu_* and ms_* and
14604 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14606 2008-03-20 Ira Rosen <irar@il.ibm.com>
14608 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14609 optimizations turned on under -O3.
14610 (ftree-vectorize): Add that the flag is turned on with -O3.
14612 2008-03-20 Ben Elliston <bje@au.ibm.com>
14614 * regmove.c (try_auto_increment): Fix spelling error in comment.
14615 * final.c (final_scan_insn): Likewise.
14617 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14620 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14621 allocator preferences for "y" and "r" class registers.
14622 ("*mov<mode>_internal"): Ditto.
14623 ("*movv2sf_internal_rex64"): Ditto.
14624 ("*movv2sf_internal"): Ditto.
14626 2008-03-19 Michael Matz <matz@suse.de>
14628 PR middle-end/35616
14629 * calls.c (expand_call): Check overlap of arguments with call
14630 address for sibcalls.
14632 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14635 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14636 of the underlying type of a MS bitfield layout to the natural
14637 alignment of the type.
14639 2008-03-19 Jan Hubicka <jh@suse.cz>
14642 * toplev.c (decode_d_option): Handle all CPP flags.
14643 * tree-vrp.c: Update tree_pass descriptors.
14644 * regrename.c: Update tree_pass descriptors.
14645 * fwprop.c: Update tree_pass descriptors.
14646 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14647 * tree-into-ssa.c: Update tree_pass descriptors.
14648 * tree-dump.c: Update tree_pass descriptors.
14649 * tree-complex.c: Update tree_pass descriptors.
14650 * tree-dump.h: Update tree_pass descriptors.
14651 * see.c: Update tree_pass descriptors.
14652 * cgraphbuild.c: Update tree_pass descriptors.
14653 * tracer.c: Update tree_pass descriptors.
14654 * tree-loop-distribution.c: Update tree_pass descriptors.
14655 * cgraph.c: Update tree_pass descriptors.
14656 * postreload-gcse.c: Update tree_pass descriptors.
14657 * postreload.c: Update tree_pass descriptors.
14658 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14659 * tree-tailcall.c: Update tree_pass descriptors.
14660 * tree-pass.h (tree_opt_pass): Rename to ...
14661 (opt_pass) ... this one; add "type" field and remove letter field.
14662 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14663 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14664 all_lowering_passes): Update declaration.
14665 * ipa-cp.c: Update tree_pass descriptors.
14666 * final.c: Update tree_pass descriptors.
14667 * omp-low.c: Update tree_pass descriptors.
14668 * tree-ssa-dse.c: Update tree_pass descriptors.
14669 * ipa-reference.c: Update tree_pass descriptors.
14670 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14671 * auto-inc-dec.c: Update tree_pass descriptors.
14672 * reorg.c: Update tree_pass descriptors.
14673 * cgraphunit.c: Update tree_pass descriptors.
14674 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14675 * tree-ssa-ccp.c: Update tree_pass descriptors.
14676 * df-core.c: Update tree_pass descriptors.
14677 * mode-switching.c: Update tree_pass descriptors.
14678 * tree-nomudflap.c: Update tree_pass descriptors.
14679 * modulo-sched.c: Update tree_pass descriptors.
14680 * ipa-pure-const.c: Update tree_pass descriptors.
14681 * cse.c: Update tree_pass descriptors.
14682 * web.c: Update tree_pass descriptors.
14683 * tree-stdarg.c: Update tree_pass descriptors.
14684 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14685 * tree-ssa-dom.c: Update tree_pass descriptors.
14686 * tree-nrv.c: Update tree_pass descriptors.
14687 * tree-ssa-alias.c: Update tree_pass descriptors.
14688 * loop-init.c: Update tree_pass descriptors.
14689 * gimple-low.c: Update tree_pass descriptors.
14690 * ipa-inline.c: Update tree_pass descriptors.
14691 * tree-ssa-sink.c: Update tree_pass descriptors.
14692 * global.c: Update tree_pass descriptors.
14693 * ifcvt.c: Update tree_pass descriptors.
14694 * jump.c: Update tree_pass descriptors.
14695 * predict.c: Update tree_pass descriptors.
14696 * tree-ssa-loop.c: Update tree_pass descriptors.
14697 * recog.c: Update tree_pass descriptors.
14698 * dse.c: Update tree_pass descriptors.
14699 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14700 * tree-eh.c: Update tree_pass descriptors.
14701 * regmove.c: Update tree_pass descriptors.
14703 * function.c: Update tree_pass descriptors.
14704 * tree-vectorizer.c: Update tree_pass descriptors.
14705 * gcse.c: Update tree_pass descriptors.
14706 * ipa-type-escape.c: Update tree_pass descriptors.
14707 * tree-if-conv.c: Update tree_pass descriptors.
14708 * init-regs.c: Update tree_pass descriptors.
14709 * ipa.c: Update tree_pass descriptors.
14710 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14711 * rtl-factoring.c: Update tree_pass descriptors.
14712 * lower-subreg.c: Update tree_pass descriptors.
14713 * bt-load.c: Update tree_pass descriptors.
14714 * tree-dfa.c: Update tree_pass descriptors.
14715 * except.c: Update tree_pass descriptors.
14716 * emit-rtl.c: Update tree_pass descriptors.
14717 * cfgexpand.c: Update tree_pass descriptors.
14718 * tree-cfgcleanup.c: Update tree_pass descriptors.
14719 * cfgcleanup.c: Update tree_pass descriptors.
14720 * tree-ssa-pre.c: Update tree_pass descriptors.
14721 * tree-sra.c: Update tree_pass descriptors.
14722 * tree-mudflap.c: Update tree_pass descriptors.
14723 * tree-ssa-copy.c: Update tree_pass descriptors.
14724 * cfglayout.c: Update tree_pass descriptors.
14725 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14726 * tree-ssa-dce.c: Update tree_pass descriptors.
14727 * tree-ssa.c: Update tree_pass descriptors.
14728 * regclass.c: Update tree_pass descriptors.
14729 * integrate.c: Update tree_pass descriptors.
14730 * tree-optimize.c: Update tree_pass descriptors.
14731 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14732 * tree-object-size.c: Update tree_pass descriptors.
14733 * combine.c: Update tree_pass descriptors.
14734 * tree-outof-ssa.c: Update tree_pass descriptors.
14735 * bb-reorder.c: Update tree_pass descriptors.
14736 * stack-ptr-mod.c: Update tree_pass descriptors.
14737 * var-tracking.c: Update tree_pass descriptors.
14738 * tree-profile.c: Update tree_pass descriptors.
14739 * tree-vect-generic.c: Update tree_pass descriptors.
14740 * reg-stack.c: Update tree_pass descriptors.
14741 * sched-rgn.c: Update tree_pass descriptors.
14742 * tree-ssa-structalias.c: Update tree_pass descriptors.
14743 * tree-cfg.c: Update tree_pass descriptors.
14744 * passes.c (current_pass): Update declaration.
14745 (finish_optimization_passes): Update.
14746 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14747 (register_one_dump_file, register_dump_files_1, next_pass_1):
14749 (init_optimization_passes): Update handling of new types.
14750 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14751 * ipa-struct-reorg.c: Update tree_pass descriptors.
14752 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14753 * combine-stack-adj.c: Update tree_pass descriptors.
14754 * cfgrtl.c: Update tree_pass descriptors.
14755 * dce.c: Update tree_pass descriptors.
14756 * tree-ssanames.c: Update tree_pass descriptors.
14758 2008-03-19 Richard Guenther <rguenther@suse.de>
14760 PR middle-end/35609
14761 * tree-ssa.c (walk_data): New structure.
14762 (warn_uninitialized_var): If not always_executed warn with "maybe"
14764 (execute_early_warn_uninitialized): Compute post-dominators.
14765 Initialize always_executed before processing each basic block.
14767 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14770 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14771 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14773 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14775 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14777 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14779 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14781 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14782 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14783 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14784 target after ignore has been set, and move there also the commputation
14785 of subtarget and original_target.
14786 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14787 (LANG_HOOKS_INITIALIZER): Remove it.
14788 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14790 2008-03-18 Richard Guenther <rguenther@suse.de>
14792 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14793 found an expression with constants, note that in the VN for the lhs.
14794 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14795 fold them to constants if possible. Run cleanup_cfg if done so.
14796 (execute_pre): Return todo.
14797 (do_pre): Likewise.
14798 (execute_fre): Likewise.
14799 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14801 (get_prop_source_stmt): Look through pointer conversions.
14803 2008-03-18 Jan Hubicka <jh@suse.cz>
14805 * tree-pretty-print.c: Include predict.h.
14806 (dump_generic_node): Dump predictor.
14807 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14808 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14809 * gimple-low.c (lower_stmt): Likewise.
14810 * expr.c (expand_expr_real): Likewise.
14811 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14813 (build_predict_expr, build_predict_expr): New.
14814 * predict.h (predictor_name, build_predict_expr): Update.
14815 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14816 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14817 * predict.def (PRED_CONTINUE): Update hitrate.
14818 * tree.def (PREDICT_EXPR): Define.
14819 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14820 do not handle BIND_EXPR.
14821 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14822 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14823 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14826 2008-03-18 Michael Matz <matz@suse.de>
14828 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14830 2008-03-18 Richard Guenther <rguenther@suse.de>
14832 * tree-gimple.h (is_gimple_invariant_address): Declare.
14833 (is_gimple_constant): Likewise.
14834 * tree-gimple.c (is_gimple_constant): New function.
14835 (is_gimple_invariant_address): Likewise.
14836 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14837 and is_gimple_invariant_address.
14838 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14840 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14841 an addressable base.
14843 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14845 PR middle-end/35611
14846 * gimplify.c (gimplify_expr): Gimplify second operand of
14849 2008-03-17 Richard Guenther <rguenther@suse.de>
14851 PR tree-optimization/19637
14852 * fold-const.c (fold_unary): Remove restrictions of removing
14853 intermediate pointer-conversions (P2)(P1)P0.
14854 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14855 conversion to void pointer.
14856 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14858 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14861 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14862 emulated thread local variables.
14864 2008-03-16 Richard Guenther <rguenther@suse.de>
14866 PR middle-end/35607
14867 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14868 expand TREE_INVARIANT operations that are not gimple invariant.
14870 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14872 * doc/extend.texi (Alignment): Say that the ABI controls
14873 the __alignof__ for non-strict-alignment targets rather
14874 than being a recommendation.
14876 2008-03-15 Paul Brook <paul@codesourcery.com>
14878 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14880 (arm_output_fn_unwind): Mark functions that can not be unwound.
14882 2008-03-15 Paul Brook <paul@codesourcery.com>
14884 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14885 extension instructions.
14887 2008-03-15 Richard Guenther <rguenther@suse.de>
14889 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14890 and fold constant aggregate refs.
14891 (fold_const_aggregate_ref): Handle string constants
14892 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14893 (evaluate_stmt): Simplify now that ccp_fold folds constant
14896 2008-03-15 Paul Brook <paul@codesourcery.com>
14898 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14899 (extzv): Use gen_extzv_t2.
14900 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14902 2008-03-15 Richard Guenther <rguenther@suse.de>
14904 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14905 (fold_const_aggregate_ref): Likewise.
14906 (get_value): Return NULL if we don't have any values.
14907 (ccp_finalize): Set const_val to NULL after freeing it.
14908 * tree-flow.h (get_symbol_constant_value): Declare.
14909 (fold_const_aggregate_ref): Likewise.
14910 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14912 2008-03-15 Richard Guenther <rguenther@suse.de>
14914 PR middle-end/35593
14915 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14916 to not produce negative array indices if not allowed. Add
14917 parameter to indicate that.
14918 (maybe_fold_offset_to_component_ref): Allow negative array
14919 indices only for the first member of a structure.
14920 (maybe_fold_offset_to_reference): Allow negative array indices.
14921 (maybe_fold_stmt_addition): Likewise.
14923 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14924 Anatoly Sokolov <aesok@post.ru>
14926 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14927 (avr_arch): Add ARCH_AVR6.
14928 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14929 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14930 instead of fixed value 2.
14931 (print_operand_address): Use gs() asm specifier instead of pm().
14932 (avr_assemble_integer): (Ditto.).
14933 (avr_output_addr_vec_elt): (Ditto.).
14934 (print_operand): Handle "!" code.
14935 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14936 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14937 (AVR_HAVE_EIJMP_EICALL): Define.
14938 (AVR_3_BYTE_PC): Redefine.
14939 (AVR_2_BYTE_PC): (Ditto.).
14940 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14941 (LINK_SPEC): Add atmega2560 and atmega2561.
14942 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14944 * config/avr/avr.md (call_insn): Use eicall instead of icall
14945 for 3 byte PC devices.
14946 (call_value_insn): (Ditto.).
14947 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14948 (indirect_jump): Use only for for 2 byte PC devices.
14949 (*tablejump): (Ditto.).
14950 (*indirect_jump_avr6): Add insn.
14951 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14952 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14953 instead of ijmp for 3 byte PC devices.
14954 (__tablejump2__): (Ditto.).
14955 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14956 (MULITLIB_DIRNAMES): (Ditto.).
14957 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14959 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14961 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14962 "sse2_umulsidi3". Use V1DI mode for operand 0.
14963 ("mmx_psadbw"): Use V1DI mode for operand 0.
14964 * config/i386/i386-modes.def (V1SI): New vector mode.
14965 * config/i386/i386.c (struct builtin_description)
14966 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14967 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14968 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14969 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14970 v1di_ftype_v8qi_v8qi type.
14971 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14973 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14974 __builtin_ia32_pmuludq]: Fix the mode of return value.
14976 2008-03-15 Richard Guenther <rguenther@suse.de>
14978 PR middle-end/35595
14979 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14982 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14984 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14985 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14986 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14987 unless TARGET_SERIALIZE_VOLATILE is enabled.
14988 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14989 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14990 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14992 2008-03-14 Richard Guenther <rguenther@suse.de>
14994 PR tree-optimization/34172
14995 * tree-flow.h (refs_may_alias_p): Declare.
14996 (get_single_def_stmt): Likewise.
14997 (get_single_def_stmt_from_phi): Likewise.
14998 (get_single_def_stmt_with_phi): Likewise.
14999 * tree-dfa.c (refs_may_alias_p): New function.
15000 (get_single_def_stmt): Likewise.
15001 (get_single_def_stmt_from_phi): Likewise.
15002 (get_single_def_stmt_with_phi): Likewise.
15003 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
15004 (vn_reference_lookup_1): New helper function.
15005 (vn_reference_lookup): Walk the virtual use-def chain to
15006 continue searching for a match if the def does not alias the
15007 reference we are looking for.
15009 2008-03-14 David Edelsohn <edelsohn@gnu.org>
15011 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
15012 archive and Perzl. Update The Written Word listing.
15014 2008-03-14 Richard Guenther <rguenther@suse.de>
15016 PR tree-optimization/34043
15017 PR tree-optimization/33989
15018 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
15020 (bitmap_find_leader): Use extra argument to verify dominance
15021 relationship inside a basic-block.
15022 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
15023 (find_leader_in_sets): Adjust.
15024 (create_component_ref_by_pieces): Take extra argument for
15025 dominance check, handle lookup failures.
15026 (find_or_generate_expression): Likewise.
15027 (create_expression_by_pieces): Likewise.
15028 (insert_into_preds_of_block): Adjust.
15029 (create_value_expr_from): If asked for, verify all operands
15030 are in the blocks AVAIL_OUT set.
15031 (make_values_for_stmt): Check for SSA_NAMEs that are life
15032 over an abnormal edge.
15033 (compute_avail): Remove such check.
15034 (do_SCCVN_insertion): New function.
15035 (eliminate): If we do not find a leader suitable for replacement
15036 insert a replacement expression from SCCVN if available.
15037 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15038 (struct vn_ssa_aux): Add needs_insertion flag.
15039 * tree-ssa-sccvn.c (may_insert): New global flag.
15040 (copy_reference_ops_from_ref): Value-number union member access
15041 based on its size, not type and member if insertion is allowed.
15042 (visit_reference_op_load): For a weak match from union type
15043 punning lookup a view-converted value and insert a SSA_NAME
15044 for that value if that is not found.
15045 (visit_use): Make dumps shorter. Do not disallow value numbering
15046 SSA_NAMEs that are life over an abnormal edge to constants.
15047 (free_scc_vn): Release inserted SSA_NAMEs.
15048 (run_scc_vn): New flag to specify whether insertion is allowed.
15049 Process SSA_NAMEs in forward order.
15050 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15051 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15052 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15053 pointer type to/from integral types that do not change the
15054 precision to regular conversions.
15056 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15058 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15059 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15060 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15061 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15062 input arguments and the mode of return value. Built-in functions
15063 that operate on whole 64-bit MMX register now use V1DI mode.
15065 2008-03-13 Alon Dayan <alond@il.ibm.com>
15066 Olga Golovanevsky <olga@il.ibm.com>
15068 PR tree-optimization/35041
15069 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15070 to locate the right position in a statement.
15072 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15076 * config/i386/xmmintrin.h: Change all static inline functions to
15077 extern inline and add __gnu_inline__ attribute.
15078 * config/i386/bmintrin.h: Ditto.
15079 * config/i386/smmintrin.h: Ditto.
15080 * config/i386/tmmintrin.h: Ditto.
15081 * config/i386/mmintrin-common.h: Ditto.
15082 * config/i386/ammintrin.h: Ditto.
15083 * config/i386/emmintrin.h: Ditto.
15084 * config/i386/pmmintrin.h: Ditto.
15085 * config/i386/mmintrin.h: Ditto.
15086 * config/i386/mm3dnow.h: Ditto.
15088 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15090 PR middle-end/35185
15091 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15092 (lower_omp_2): New function.
15093 (lower_omp_1, lower_omp): Rewritten.
15095 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15098 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15099 with the phrase "Microsoft Windows compilers".
15100 (Push/Pop Macro Pragmas): New subsection. Document
15101 #pragma push_macro and pragma pop_macro.
15103 2008-03-12 Paul Brook <paul@codesourcery.com>
15105 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15107 2008-03-12 Paul Brook <paul@codesourcery.com>
15109 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15110 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15111 (thumb2_addsi_shortim): Rename ...
15112 (thumb2_addsi_short): ... to this. Allow register operands.
15113 (thumb2_subsi_short): New pattern.
15114 (thumb2_one_cmplsi2_short,
15115 thumb2_negsi2_short): New patterns and peepholes.
15117 2008-03-12 Paul Brook <paul@codesourcery.com>
15119 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15121 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15123 * config/i386/i386.md (int_cond): New code iterator.
15125 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15126 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15127 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15128 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15129 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15130 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15131 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15132 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15134 2008-03-12 Paul Brook <paul@codesourcery.com>
15136 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15137 instead of {arm,thumb}_compute_save_reg_mask.
15138 (output_return_instruction): Ditto.
15139 (thumb_unexpanded_epilogue): Ditto.
15140 (thumb1_expand_prologue): Ditto.
15141 (thumb1_output_function_prologue): Ditto.
15142 (arm_set_return_address): Ditto.
15143 (thumb_set_return_address): Ditto.
15144 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15145 regs to achieve stack alignment.
15146 (thumb1_compute_save_reg_mask): Fix compiler warning.
15147 (arm_output_epilogue): Use offsets->saved_regs_mask.
15148 Adjust stack pointer by poping call clobered registers.
15149 (arm_expand_prologue): Use offsets->saved_regs_mask.
15150 Adjust stack pointer by pushing extra registers.
15151 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15153 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15156 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15157 conversion to the operands of a multiplication.
15159 2008-03-12 Richard Guenther <rguenther@suse.de>
15161 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15162 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15163 * timevar.def (TV_TREE_PHIPROP): Add.
15164 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15165 pass description. Use TV_TREE_PHIPROP.
15166 * tree-ssa-forwprop.c: Remove phiprop code.
15168 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15170 PR middle-end/35549
15171 * omp-low.c (maybe_lookup_decl): Constify first argument.
15172 (use_pointer_for_field): Change last argument from bool to
15173 omp_context *. Disallow shared copy-in/out in nested
15174 parallel if decl is shared in outer parallel too.
15175 (build_outer_var_ref, scan_sharing_clauses,
15176 lower_rec_input_clauses, lower_copyprivate_clauses,
15177 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15179 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15180 Ira Rosen <irar@il.ibm.com>
15182 * tree-vectorizer.c (free_stmt_vec_info): New function.
15183 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15184 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15185 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15186 * tree-vect-transform.c (vectorizable_conversion): Free
15187 vec_oprnds0 if it was allocated.
15188 (vect_permute_store_chain): Remove unused VECs.
15189 (vectorizable_store): Free VECs that are allocated in the..
15191 (vect_transform_strided_load, vectorizable_load): Likewise.
15192 (vect_remove_stores): Simplify the code.
15193 (vect_transform_loop): Move code to vect_remove_stores().
15194 Call vect_remove_stores() and free_stmt_vec_info().
15196 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15198 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15199 TARGET_HPUX. Revise comment.
15200 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15201 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15202 Use sr4 variant of `be' instruction when not generating PIC code.
15203 (attr_length_call): Adjust for above change.
15205 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15207 * ipa-reference.c (static_execute): Remove module_statics_const and
15208 associated setting code.
15210 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15213 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15214 predicate for operand 1.
15215 (paritysi2_cmp): Use register_operand predicate for operand 2.
15216 Use earlyclobber modifier for operand 1. Remove support for
15218 (paritydi2_cmp): Use register_operand predicate for operand 3.
15219 Use earlyclobber modifier for operand 1. Remove support for
15222 2008-03-11 Paul Brook <paul@codesourcery.com>
15223 Vladimir Prus <vladimir@codesourcery.com>
15225 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15226 (arm_compute_save_reg0_reg12_mask): Always
15227 check if register 11 must be saved. Always safe hard frame pointer
15228 when frame_pointer_needeed.
15229 (arm_compute_save_reg_mask): Save IP and PC
15230 only with apcs frames.
15231 (arm_output_epilogue): Adjust Thumb2 codepath to
15232 be also invoked and work for ARM non-apcs frames.
15233 (arm_expand_prologue): Don't bother saving IP
15234 for non-apcs frame, since it's not clobbered by
15235 prologue code. Implement non-apcs frame
15238 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15240 PR rtl-optimization/35281
15241 * expr.c (convert_move): Use a new pseudo for the intermediate
15242 from_mode->word_mode result.
15244 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15246 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15247 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15248 * toplev.c (compile_file): Don't call it.
15250 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15252 PR middle-end/35526
15253 * expr.c (store_expr): Call emit_block_move if the mode
15254 of "temp" RTX is BLKmode.
15256 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15257 Richard Guenther <rguenther@suse.de>
15259 PR tree-optimization/31358
15260 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15261 the step with a NULL_TREE.
15262 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15263 to sizetype if type is a pointer type.
15264 (add_candidate_1): Don't convert the base and step to
15265 the generic type if the orginal type is a pointer type.
15266 (add_iv_value_candidates): Use sizetype for the step
15267 if type is a pointer type.
15268 (cand_value_at): Likewise.
15269 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15271 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15272 Don't convert the tem affine to the type.
15273 (add_elt_to_tree): Use sizetype for the step if a pointer.
15274 Use POINTER_PLUS_EXPR for pointers.
15275 (aff_combination_to_tree): Use sizetype for the step if a
15278 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15280 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15281 Remove commutativity hint.
15283 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15287 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15288 errorneous type. Check that v is a VAR_DECL.
15290 PR middle-end/35099
15291 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15293 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15295 PR tree-optimization/35494
15296 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15297 may be overriden at link and run time.
15299 2008-03-10 Richard Guenther <rguenther@suse.de>
15301 PR tree-optimization/34677
15302 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15303 (poolify_tree): Likewise.
15304 (modify_expr_template): Likewise.
15305 (poolify_modify_stmt): Likewise.
15306 (insert_fake_stores): Handle all component-ref style stores
15307 in addition to INDIRECT_REF. Also handle complex types.
15308 Do not poolify the inserted load.
15309 (realify_fake_stores): Do not rebuild the tree but only
15310 make it a SSA_NAME copy.
15311 (init_pre): Remove initialzation of modify_expr_template.
15312 Do not allocate modify_expr_node_pool.
15313 (fini_pre): Do not free modify_expr_node_pool.
15315 2008-03-10 Paul Brook <paul@codesourcery.com>
15317 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15318 to avoid conflicts.
15320 2008-03-10 Paul Brook <paul@codesourcery.com>
15321 Mark Shinwell <shinwell@codesourcery.com>
15323 * config/arm/cortex-r4.md: New.
15324 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15326 * config/arm/arm.md: Include cortex-r4.md.
15327 (insn): Add smmls, sdiv and udiv values.
15328 (generic_sched): Don't use generic scheduling for Cortex-R4.
15329 (arm_issue_rate): New function.
15330 (TARGET_SCHED_ISSUE_RATE): Define.
15332 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15334 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15336 2008-03-10 Richard Guenther <rguenther@suse.de>
15338 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15339 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15341 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15343 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15344 Set default to true.
15346 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15348 * c.opt (Wsynth): Deprecate.
15349 * doc/invoke.texi (Option Summary, Warning Options): Document
15350 -Wno-format-contains-nul.
15352 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15355 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15356 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15358 2008-03-09 Ira Rosen <irar@il.ibm.com>
15360 * config/rs6000/rs6000.c (builtin_description): Rename vector
15361 left shift operations.
15362 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15363 (altivec_vsl<VI_char>): Rename to ...
15364 (ashl<mode>3): ... new name.
15365 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15367 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15369 2008-03-08 Richard Guenther <rguenther@suse.de>
15371 * coverage.h (tree_coverage_counter_addr): Declare.
15372 * coverage.c (tree_coverage_counter_addr): New function.
15373 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15374 before using again.
15375 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15376 (tree_gen_one_value_profiler): Likewise.
15377 (tree_gen_ic_profiler): Likewise.
15378 (tree_gen_average_profiler): Likewise.
15379 (tree_gen_ior_profiler): Likewise.
15381 2008-03-08 Richard Guenther <rguenther@suse.de>
15383 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15384 (vn_binary_op_insert): Likewise.
15385 (vn_unary_op_lookup): Likewise.
15386 (vn_unary_op_insert): Likewise.
15387 (vn_nary_op_lookup): Declare.
15388 (vn_nary_op_insert): Likewise.
15389 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15390 and binary hashes, use a single obstack for unary_op_pool
15391 and binary_op_pool.
15392 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15393 a single struct vn_nary_op_s. Store tree code length and
15394 a variable number of operands.
15395 (struct vn_reference_op_struct): Remove unused op2.
15396 (vn_reference_op_eq): Do not compare op2.
15397 (vn_reference_op_compute_hash): Do not compute hash of op2.
15398 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15399 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15400 with vn_nary_op_compute_hash.
15401 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15402 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15404 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15406 (visit_unary_op): Call nary functions.
15407 (visit_binary_op): Likewise.
15408 (process_scc): Adjust for struct vn_tables_s changes.
15409 (allocate_vn_table): Likewise.
15410 (free_vn_table): Likewise.
15411 * tree-vn.c (vn_add): Call nary functions.
15412 (vn_lookup): Likewise.
15414 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15417 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15418 wdst back after sync_compare_and_swapqhi_internal.
15420 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15423 * config/i386/i386-modes.def (V1DI): New vector mode.
15424 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15425 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15426 (MMXMODE248): Ditto.
15427 (MMXMODE): Add V1DI mode.
15428 (mmxvecsize): Change DI mode to V1DI mode.
15429 ("mov<mode>): Use MMXMODEI8 mode iterator.
15430 ("*mov<mode>_internal_rex64"): Ditto.
15431 ("*mov<mode>_internal"): Ditto.
15432 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15433 ("mmx_sub<mode>3"): Ditto.
15434 ("mmx_adddi3"): Remove insn pattern.
15435 ("mmx_subdi3"): Ditto.
15436 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15437 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15438 ("mmx_ashl<mode>3"): Ditto.
15439 ("mmx_lshrdi3"): Remove insn pattern.
15440 ("mmx_ashldi3"): Ditto.
15441 * config/i386/i386.c (classify_argument): Handle V1DImode.
15442 (function_arg_advance_32): Ditto.
15443 (function_arg_32): Ditto.
15444 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15445 mmx_addv1di3 insn pattern.
15446 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15447 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15448 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15449 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15450 Remove definitions of built-in functions.
15451 (V1DI_type_node): New node.
15452 (v1di_ftype_v1di_int): Ditto.
15453 (v1di_ftype_v1di_v1di): Ditto.
15454 (v2si_ftype_v2si_si): Ditto.
15455 (v4hi_ftype_v4hi_di): Remove node.
15456 (v2si_ftype_v2si_di): Ditto.
15457 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15458 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15459 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15460 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15461 Add new builtins using def_builtin_const.
15462 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15463 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15464 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15465 * config/i386/mmintrin.h (__v1di): New typedef.
15466 (_mm_add_si64): Cast arguments to __v1di type.
15467 (_mm_sub_si64): Ditto.
15468 (_mm_sll_pi16): Cast __count to __v4hi type.
15469 (_mm_sll_pi32): Cast __count to __v2si type.
15470 (_mm_sll_si64): Cast arguments to __v1di type.
15471 (_mm_srl_pi16): Cast __count to __v4hi type.
15472 (_mm_srl_pi32): Cast __count to __v2si type.
15473 (_mm_srl_si64): Cast arguments to __v1di type.
15474 (_mm_sra_pi16): Cast __count to __v4hi type.
15475 (_mm_sra_pi32): Cast __count to __v2si type.
15476 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15477 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15478 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15479 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15480 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15481 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15482 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15483 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15484 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15485 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15486 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15487 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15489 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15491 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15493 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15496 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15497 reg+const addressing for Altivec modes. Don't generate reg+reg
15498 addressing for TFmode or TDmode quantities.
15500 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15502 * c-common.c (vector_types_convertible_p): Call langhook
15503 instead of comptypes.
15505 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15508 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15509 integral and scalar float variables which have a
15512 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15514 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15515 dwarf_register_span hook when emitting unwind information for
15516 register-to-memory saves.
15517 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15518 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15520 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15522 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15523 for the same VAR_DECL.
15525 2008-03-06 Tom Tromey <tromey@redhat.com>
15527 * treelang: Delete.
15528 * doc/standards.texi (Standards): Don't mention treelang.
15529 * doc/invoke.texi (Overall Options): Don't mention treelang.
15530 * doc/install.texi (Prerequisites): Don't mention bison or
15532 (Configuration): Don't mention treelang.
15533 (Building): Likewise.
15534 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15536 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15538 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15539 word-extractions out of a multi-word object.
15541 2008-03-06 Richard Guenther <rguenther@suse.de>
15543 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15544 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15545 result type and precision.
15546 * expr.c (get_inner_reference): Set unsignedp based on the result
15547 type of BIT_FIELD_REF.
15548 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15549 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15550 (try_instantiate_multiple_fields): Likewise. Use the correct type
15552 (sra_build_assignment): Likewise.
15553 (sra_build_elt_assignment): Likewise.
15554 (sra_explode_bitfield_assignment): Likewise.
15555 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15556 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15557 set BIT_FIELD_REF_UNSIGNED.
15558 (vectorizable_load): Likewise.
15560 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15562 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15565 2008-03-06 Richard Guenther <rguenther@suse.de>
15567 * alias.c (struct alias_set_entry): Move has_zero_child field
15568 to pack with alias_set.
15570 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15572 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15575 2008-03-05 Ian Lance Taylor <iant@google.com>
15577 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15579 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15581 * fwprop.c (update_df): Support width and offset parameters of
15583 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15584 global_conflicts): Change DF_REF_EXTRACT to either
15585 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15586 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15587 * df-scan.c (df_ref_record, df_defs_record,
15588 df_ref_create_structure, df_def_record_1, df_uses_record,
15589 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15590 df_bb_refs_collect, df_entry_block_defs_collect,
15591 df_exit_block_uses_collect): Support new width and offset fields.
15592 (ref_extract_pool): New storage pool.
15593 (df_free_ref): New function.
15594 (df_reg_chain_unlink, df_free_collection_rec,
15595 df_sort_and_compress_refs): Call df_free_ref.
15596 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15598 (df_ref_create_structure): Allocate df_ref_extract if offset and
15599 width fields are used.
15600 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15601 (df_uses_record): Get offset and width from ZERO_EXTRACT
15603 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15604 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15605 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15606 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15607 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15608 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15609 (df_ref_extract): New structure.
15610 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15611 (df_ref_create): Add width and offset parameters.
15613 2008-03-05 Richard Guenther <rguenther@suse.de>
15615 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15616 Use ranges_overlap_p.
15617 (offset_overlaps_with_access): Rename
15618 to ranges_overlap_p and move ...
15619 * tree-flow-inline.h (ranges_overlap_p): ... here.
15621 * tree.h (get_inner_reference, handled_component_p): Update
15624 * tree.h (record_component_aliases, get_alias_set,
15625 alias_sets_conflict_p, alias_sets_must_conflict_p,
15626 objects_must_conflict_p): Move declarations ...
15627 * alias.h (record_component_aliases, get_alias_set,
15628 alias_sets_conflict_p, alias_sets_must_conflict_p,
15629 objects_must_conflict_p): ... here.
15630 Include coretypes.h.
15631 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15633 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15635 * cfg.c: Include tree-flow.h.
15636 (remove_edge_raw): Call redirect_edge_var_map_clear.
15637 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15638 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15639 (redirect_edge_var_map_result): New.
15640 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15641 PENDING_STMT use with redirect_edge_var_map_*.
15642 * tree-ssa.c (edge_var_maps): New definition.
15643 (redirect_edge_var_map_add): New.
15644 (redirect_edge_var_map_clear): New.
15645 (redirect_edge_var_map_dup): New.
15646 (redirect_edge_var_map_vector): New.
15647 (redirect_edge_var_map_destroy): New.
15648 (ssa_redirect_edge): Replace PENDING_STMT use with
15649 redirect_edge_var_map_*.
15650 (flush_pending_stmts): Same.
15651 (delete_tree_ssa): Destroy edge var map.
15652 * tree-flow.h (struct _edge_var_map): New.
15653 Define edge_var_map vector type.
15654 Declare redirect_edge_var_map_* prototypes.
15655 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15656 * tree-cfg.c (reinstall_phi_args): Replace
15657 PENDING_STMT use with redirect_edge_var_map_*.
15659 2008-03-05 Richard Guenther <rguenther@suse.de>
15661 PR tree-optimization/35472
15662 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15663 whose single use_stmt has a overlapping set of loaded and
15664 stored symbols as that use_stmt might be a noop assignment then.
15666 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15668 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15670 2008-03-05 Richard Guenther <rguenther@suse.de>
15673 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15674 should be constants.
15675 * tree-cfg.c (verify_expr): Verify it.
15676 * fold-const.c (fold_truthop): Remove code generating
15677 BIT_FIELD_REFs of structure bases.
15678 (fold_binary): Likewise.
15679 (fold_ternary): Position and size of BIT_FIELD_REFs are
15680 always host integers.
15681 (make_bit_field_ref): Remove.
15682 (optimize_bit_field_compare): Remove.
15683 (all_ones_mask_p): Remove.
15685 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15688 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15689 (split_block_and_df_analyze): New. Split basic block and rebuild
15691 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15693 (split_pattern_seq): Likewise.
15694 (erase_matching_seqs): Likewise.
15695 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15697 2008-03-04 Geoff Keating <geoffk@apple.com>
15699 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15700 declaration and code.
15701 (tree_invalid_nonnegative_warnv_p): Likewise.
15703 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15705 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15706 examples. Truncate option-names then causing overfull hbox.
15708 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15711 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15713 * configure: Rebuilt.
15715 2008-03-04 Rafael Espindola <espindola@google.com>
15717 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15718 (tree_unary_nonnegative_warnv_p): New.
15719 (tree_binary_nonnegative_warnv_p): New.
15720 (tree_single_nonnegative_warnv_p): New.
15721 (tree_invalid_nonnegative_warnv_p): New.
15722 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15724 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15727 * opts.c (handle_option): Postpone 'unknown option' errors only for
15730 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15733 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15736 2008-03-04 Rafael Espindola <espindola@google.com>
15738 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15739 (tree_binary_nonzero_warnv_p): New.
15740 (tree_single_nonzero_warnv_p): New.
15741 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15743 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15745 PR middle-end/35456
15746 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15747 transformations for modes that have signed zeros.
15748 * ifcvt.c (noce_try_abs): Ditto.
15750 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15752 * config/i386/i386.c (override_options): Force
15753 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15755 2008-03-04 Jan Hubicka <jh@suse.cz>
15758 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15761 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15763 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15764 label to probe the stack.
15766 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15768 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15769 (__gthr_win32_mutex_destroy): Declare.
15770 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15771 __gthr_win32_mutex_destroy.
15772 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15774 2008-03-03 Jan Hubicka <jh@suse.cz>
15777 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15778 aggressive on inlining cold calls.
15780 2008-03-03 Richard Guenther <rguenther@suse.de>
15782 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15783 struct copies into the expression table.
15784 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15785 (try_to_simplify): Likewise.
15786 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15787 integral and pointer arguments which do not change the
15788 precision to NOP_EXPRs.
15789 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15790 VIEW_CONVERT_EXPR case.
15792 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15794 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15795 defined in a loop at depth 0 is invariant.
15796 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15797 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15798 be called at loop depth 0.
15800 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15803 * gcc.c (process_command): Update copyright notice dates.
15804 * gcov.c (print_version): Likewise.
15805 * gcov-dump.c (print_version): Likewise.
15806 * mips-tfile.c (main): Likewise.
15807 * mips-tdump.c (main): Likewise.
15809 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15812 * c-common.c (flag_permissive): Delete.
15813 (constant_expression_warnings): Check flags first.
15814 (constant_expression_error): New.
15815 * c-common.h (flag_permissive): Delete.
15816 (constant_expression_error): Declare.
15817 * flags.h (flag_permissive): Declare. Update description.
15818 * diagnostic.c (pedwarn): Update.
15820 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15821 (permissive_error_kind): New.
15822 * toplev.c (flag_permissive): Define. Update description.
15823 * toplev.h (permissive_error_kind): Declare.
15824 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15825 (pedwarn_c90): Use pedantic_warning_kind.
15826 * c-opts.c (c_common_post_options): flag_permissive does not affect
15827 flag_pedantic_errors.
15829 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15831 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15832 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15833 __absvsi2, __absvDI2): Use unsigned arithmetic.
15835 2008-03-02 Andi Kleen <ak@suse.de>
15836 Richard Guenther <rguenther@suse.de>
15838 * struct-equiv.c: Remove file.
15839 * cfg_cleanup.c (condjump_equiv_p): Remove.
15840 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15841 (struct-equiv.o): Remove rule.
15842 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15843 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15844 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15846 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15848 * ifcvt.c (noce_process_if_block): Try to handle only the then
15849 block if the else block exists but isn't suitable.
15851 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15854 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15855 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15856 regression from previous patch.
15858 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15861 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15863 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15864 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15865 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15866 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15867 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15868 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15869 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15870 (__gthread_mutex_destroy_function): Rename to
15871 __gthread_mutex_destroy.
15872 * gthr-dce.h (__gthread_mutex_destroy): Call
15873 pthread_mutex_destroy.
15874 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15875 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15876 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15878 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15880 * df-scan.c (df_ref_chain_change_bb): Simplify.
15881 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15882 set_block_for_insn if there's any change.
15883 * df.h ((df_insn_change_bb): Fix prototype.
15884 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15885 df_insn_change_bb, don't call set_block_for_insn.
15886 * emit-rtl.c (reorder_insns): Likewise.
15887 * haifa-sched.c (move_insn): Likewise.
15889 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15891 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15893 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15895 * tree-flow-inline.h (next_readonly_imm_use): Return
15896 NULL_USE_OPERAND_P after the end.
15898 2008-03-01 Richard Guenther <rguenther@suse.de>
15900 PR tree-optimization/35411
15901 * tree-sra.c (sra_build_assignment): Split conversion to
15902 final type to a separate statement if we are not assigning
15905 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15907 * fold-const.c (fold_convertible_p): Correct the logic to follow
15908 that in fold_convert().
15910 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15913 * tree-inline.c (build_duplicate_type): When we make a
15914 duplicate type, make it unique in the canonical types system.
15916 2008-02-29 Tom Tromey <tromey@redhat.com>
15918 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15919 input_file_stack_history, input_file_stack_restored): Remove.
15920 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15921 * input.h (struct file_stack): Remove.
15922 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15923 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15925 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15927 (diagnostic_last_module_changed): Add 'map' argument.
15928 (diagnostic_set_last_function): Likewise.
15929 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15930 line map, not input_file_stack.
15931 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15933 2008-02-29 Paul Brook <paul@codesourcery.com>
15935 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15937 2008-02-29 Paul Brook <paul@codesourcery.com>
15939 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15941 2008-02-29 Richard Guenther <rguenther@suse.de>
15943 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15945 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15946 value for comparing for a store match.
15947 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15948 (try_to_simplify): Do not do a full-blown reference lookup.
15950 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15952 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15953 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15955 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15957 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15959 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15960 strides against cache sizes.
15962 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15964 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15967 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15969 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15970 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15971 is smaller than the original promoted value.
15972 (simplify_subreg): If OP is a SUBREG, try to preserve its
15973 SUBREG_PROMOTED_VAR_P information.
15975 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15977 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15978 (VN_INFO_GET): Allocate new objects on the obstack.
15979 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15980 for rpo_numbers_temp, for consistency.
15981 (free_scc_vn): Free the obstack.
15983 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15985 * doc/invoke.texi: Document -ftree-loop-distribution.
15986 * tree-loop-distribution.c: New.
15987 * tree-pass.h (pass_loop_distribution): New.
15988 * graphds.h (struct graph): Add htab_t indices.
15989 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15990 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15991 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15992 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15993 * tree-data-ref.c (debug_data_dependence_relations): New.
15994 (dump_data_dependence_relation): Also print data references.
15995 (free_data_ref): Extern.
15996 (same_access_functions): Moved...
15997 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15998 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15999 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
16000 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
16001 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
16002 (stmts_from_loop): Skip LABEL_EXPR.
16003 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
16005 (build_rdg): Initialize rdg->indices htab.
16006 (free_rdg, stores_from_loop, ref_base_address,
16007 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
16008 have_similar_memory_accesses_1, ref_base_address_1,
16009 remove_similar_memory_refs): New.
16010 * tree-data-ref.h: Depend on tree-chrec.h.
16011 (debug_data_dependence_relations, free_data_ref): Declared.
16012 (same_access_functions): ... here.
16013 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
16015 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
16016 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
16017 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
16018 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
16019 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
16020 rdg_vertex_for_stmt): Declared.
16021 (struct rdg_edge): Add level.
16023 (free_rdg, stores_from_loop, remove_similar_memory_refs,
16024 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
16026 (rdg_has_similar_memory_accesses): New.
16027 * tree-vect-analyze.c: Remove unused static decls.
16028 * lambda.h (dependence_level): New.
16029 * common.opt (ftree-loop-distribution): New.
16030 * tree-flow.h (mark_virtual_ops_in_bb,
16031 slpeel_tree_duplicate_loop_to_edge_cfg,
16032 rename_variables_in_loop): Declared.
16033 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16034 (OBJS-common): Add tree-loop-distribution.o.
16035 (tree-loop-distribution.o): New rule.
16036 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16037 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16038 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16040 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16043 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16044 other than structures and unions.
16046 2008-02-28 Richard Guenther <rguenther@suse.de>
16049 2008-02-26 Richard Guenther <rguenther@suse.de>
16051 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16052 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16053 (lookup_decl_from_uid): Declare.
16054 (remove_decl_from_map): Likewise.
16055 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16056 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16057 (decl_for_uid_map): New global hashtable mapping DECL_UID
16059 (init_ttree): Allocate it.
16060 (insert_decl_to_uid_decl_map): New helper function.
16061 (make_node_stat): Insert new decls into the map.
16062 (copy_node_stat): Likewise.
16063 (lookup_decl_from_uid): New function.
16064 (remove_decl_from_map): Likewise.
16065 (print_decl_for_uid_map_statistics): New helper.
16066 (dump_tree_statistics): Call it.
16068 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16069 (referenced_var_iterator): Adjust.
16070 (FOR_EACH_REFERENCED_VAR): Adjust.
16071 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16072 (num_referenced_vars): Adjust.
16073 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16074 (first_referenced_var): Remove.
16075 (end_referenced_vars_p): Likewise.
16076 (next_referenced_var): Likewise.
16077 (referenced_var_iterator_set): New helper function.
16078 * tree-dfa.c (referenced_var_lookup): Adjust.
16079 (referenced_var_check_and_insert): Likewise.
16080 (remove_referenced_var): Likewise.
16081 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16082 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16083 (verify_call_clobbering): Likewise.
16084 (verify_memory_partitions): Likewise.
16085 (init_tree_ssa): Allocate bitmap instead of hashtable for
16087 (delete_tree_ssa): Adjust.
16088 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16089 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16090 (compute_tag_properties): Likewise.
16091 (set_initial_properties): Likewise.
16092 (find_partition_for): Likewise.
16093 (update_reference_counts): Likewise.
16094 (dump_may_aliases_for): Likewise.
16095 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16096 (add_call_clobber_ops): Likewise.
16097 (add_call_read_ops): Likewise.
16098 (get_asm_expr_operands): Likewise.
16099 * tree-into-ssa.c (dump_decl_set): Likewise.
16100 (update_ssa): Likewise.
16101 * tree-sra.c (scan_function): Likewise.
16102 (decide_instantiations): Likewise.
16103 (scalarize_parms): Likewise.
16104 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16105 (dsa_named_for): Likewise.
16106 * tree-ssa-structalias.c (update_alias_info): Likewise.
16107 (merge_smts_into): Likewise.
16109 2008-02-27 David Daney <ddaney@avtrex.com>
16112 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16113 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16114 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16115 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16116 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16118 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16121 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16122 (BUILT_IN_NEXTTOWARD): Remove.
16123 (BUILT_IN_NEXTTOWARDF): Ditto.
16124 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16125 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16127 2008-02-27 Tom Tromey <tromey@redhat.com>
16129 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16130 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16132 2008-02-27 Jan Beulich <jbeulich@novell.com>
16134 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16135 update the respective field on newdecl.
16137 2008-02-27 Revital Eres <eres@il.ibm.com>
16139 PR rtl-optimization/34999
16140 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16141 crossing edges that ends with a call insn.
16142 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16143 call insn and clear the EDGE_CROSSING flag of the crossing edge
16144 when fixing fallthru edges.
16146 2008-02-27 Richard Guenther <rguenther@suse.de>
16148 PR middle-end/35390
16149 * fold-const.c (fold_unary): Return the correct argument,
16150 converted to the result type.
16152 2008-02-27 Richard Guenther <rguenther@suse.de>
16154 PR middle-end/34971
16155 * expr.c (expand_expr_real_1): Assert on rotates that operate
16157 * fold-const.c (fold_binary): Use the types precision, not the
16158 bitsize of the mode if folding rotate expressions. Build rotates
16159 only for full modes.
16161 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16163 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16164 and CPP_PRAGMA_EOL.
16165 * c-pragma.c (pragma_ns_name): New typedef.
16166 (registered_pp_pragmas): New variable.
16167 (c_pp_lookup_pragma): New function.
16168 (c_register_pragma_1): If flag_preprocess_only, do nothing
16169 for non-expanded pragmas, for expanded ones push pragma's
16170 namespace and name into registered_pp_pragmas vector.
16171 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16172 flag_preprocess_only, don't register GCC pch_preprocess
16173 pragma if flag_preprocess_only.
16174 * c-opts.c (c_common_init): Call init_pragma even if
16175 flag_preprocess_only.
16176 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16177 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16178 cpp_register_pragma if flag_preprocess_only.
16180 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16183 * c-parser.c (c_parser_translation_unit): Warn for empty
16184 translation unit, not empty source file.
16186 2008-02-26 Paul Brook <paul@codesourcery.com>
16188 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16189 operand for Thumb-2.
16190 * config/arm/arm.h (reg_class): Add CORE_REGS.
16191 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16192 (BASE_REG_CLASS): Use CORE_REGS.
16193 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16194 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16195 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16196 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16197 ARM_REGNO_OK_FOR_INDEX_P.
16198 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16199 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16200 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16201 (ldm/stm peepholes): Ditto.
16202 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16203 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16204 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16205 * config/arm/constraints.md: Enable "k" constraint on ARM.
16207 2008-02-27 Ben Elliston <bje@au.ibm.com>
16209 * config/rs6000/rs6000.c: Annotate cache line size field in all
16210 instances of struct processor_costs.
16212 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16214 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16215 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16216 jump_bypass): New counters.
16217 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16218 * dce.c (gate_ud_dce): Same.
16219 (gate_fast_dce): Same.
16220 * dse.c (gate_dse1): New function.
16221 (gate_dse2): New function.
16222 (gate_dse): Merge results of new gate functions.
16223 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16224 (gate_handle_jump_bypass): Add dbg_cnt.
16225 (gate_handle_gcse): Add dbg_cnt.
16226 * ifcvt.c (gate_handle_if_conversion): Same.
16227 (gate_handle_if_after_combine): Same.
16228 (gate_handle_if_after_reload): Same.
16229 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16231 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16233 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16235 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16237 2008-02-26 Jason Merrill <jason@redhat.com>
16240 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16241 alone if it's the naming decl for the type's main variant.
16243 2008-02-26 Tom Tromey <tromey@redhat.com>
16245 * system.h (USE_MAPPED_LOCATION): Poison.
16246 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16247 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16248 (make_goto_expr_edges): Likewise.
16249 (remove_bb): Likewise.
16250 (execute_warn_function_return): Likewise.
16251 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16253 * c-common.c (fname_decl): Remove old location code.
16254 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16256 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16258 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16259 (gen_rtx_ASM_INPUT): Likewise.
16260 (gen_rtx_ASM_INPUT_loc): Likewise.
16261 (get_rtx_asm_OPERANDS): Remove.
16262 * cfglayout.c (insn_locators_alloc): Remove old location code.
16263 (set_curr_insn_source_location): Likewise.
16264 (curr_insn_locator): Likewise.
16265 * print-tree.c (print_node): Remove old location code.
16266 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16267 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16268 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16269 location_from_locus.
16270 (construct_exit_block): Remove old location code.
16271 * emit-rtl.c (force_next_line_note): Remove old location code.
16272 * profile.c (branch_prob): Remove old location code.
16273 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16274 LOC_LINE): Remove old-location variants.
16275 * langhooks.c (lhd_print_error_function): Remove old location
16277 * configure, config.in: Rebuilt.
16278 * configure.ac (--enable-mapped-location): Remove.
16279 * c-decl.c (c_init_decl_processing): Remove old location code.
16280 (finish_function): Likewise.
16281 * recog.c (decode_asm_operands): Remove old location code.
16282 * c-pch.c (c_common_read_pch): Remove old location code.
16283 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16285 * gimple-low.c (lower_function_body): Remove old location code.
16286 * toplev.c (unknown_location): Remove.
16287 (push_srcloc): Remove old-location variant.
16288 (process_options): Remove old location code.
16289 (lang_dependent_init): Likewise.
16290 * input.h (UNKNOWN_LOCATION): Move definition.
16291 (location_t): Undeprecate.
16292 (source_locus): Remove.
16293 (location_from_locus): Remove.
16294 (struct location_s): Remove.
16295 Remove all old-location code.
16296 (input_line, input_filename): Remove.
16297 * final.c (final_scan_insn): Remove old location code.
16298 * diagnostic.c (diagnostic_build_prefix): Remove
16299 USE_MAPPED_LOCATION test.
16300 * tree.h (gimple_stmt) <locus>: Now a location_t.
16301 (tree_exp) <locus>: Likewise.
16302 (DECL_IS_BUILTIN): Remove old-location variant.
16303 (annotate_with_file_line, annotate_with_locus): Likewise.
16304 (expr_locus, set_expr_locus): Update.
16305 * tree.c (build1_stat): Remove old location code.
16306 (last_annotated_node): Remove.
16307 (annotate_with_file_line): Remove old-location variant.
16308 (annotate_with_locus): Likewise.
16309 (expr_location): Remove old location code.
16310 (set_expr_location): Likewise.
16311 (expr_has_location): Likewise.
16312 (expr_locus): Likewise.
16313 (set_expr_locus): Likewise.
16314 (expr_filename): Don't use location_from_locus.
16315 (expr_lineno): Likewise.
16316 * rtl-error.c (location_for_asm): Remove old location code.
16317 * c-lex.c (cb_line_change): Remove old location code.
16318 (fe_file_change): Likewise.
16319 (cb_def_pragma): Likewise.
16320 (c_lex_with_flags): Likewise.
16321 * gengtype.c (do_typedef): Don't special-case location types.
16322 (define_location_structures): Remove.
16323 (main): Don't call define_location_structures.
16324 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16327 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16330 * builtins.def (BUILT_IN_STDARG_START): Remove.
16331 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16332 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16333 * tree-inline.c (inline_forbidden_p_1): Likewise.
16335 2008-02-26 Richard Guenther <rguenther@suse.de>
16337 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16338 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16339 (lookup_decl_from_uid): Declare.
16340 (remove_decl_from_map): Likewise.
16341 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16342 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16343 (decl_for_uid_map): New global hashtable mapping DECL_UID
16345 (init_ttree): Allocate it.
16346 (insert_decl_to_uid_decl_map): New helper function.
16347 (make_node_stat): Insert new decls into the map.
16348 (copy_node_stat): Likewise.
16349 (lookup_decl_from_uid): New function.
16350 (remove_decl_from_map): Likewise.
16351 (print_decl_for_uid_map_statistics): New helper.
16352 (dump_tree_statistics): Call it.
16354 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16355 (referenced_var_iterator): Adjust.
16356 (FOR_EACH_REFERENCED_VAR): Adjust.
16357 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16358 (num_referenced_vars): Adjust.
16359 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16360 (first_referenced_var): Remove.
16361 (end_referenced_vars_p): Likewise.
16362 (next_referenced_var): Likewise.
16363 (referenced_var_iterator_set): New helper function.
16364 * tree-dfa.c (referenced_var_lookup): Adjust.
16365 (referenced_var_check_and_insert): Likewise.
16366 (remove_referenced_var): Likewise.
16367 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16368 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16369 (verify_call_clobbering): Likewise.
16370 (verify_memory_partitions): Likewise.
16371 (init_tree_ssa): Allocate bitmap instead of hashtable for
16373 (delete_tree_ssa): Adjust.
16374 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16375 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16376 (compute_tag_properties): Likewise.
16377 (set_initial_properties): Likewise.
16378 (find_partition_for): Likewise.
16379 (update_reference_counts): Likewise.
16380 (dump_may_aliases_for): Likewise.
16381 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16382 (add_call_clobber_ops): Likewise.
16383 (add_call_read_ops): Likewise.
16384 (get_asm_expr_operands): Likewise.
16385 * tree-into-ssa.c (dump_decl_set): Likewise.
16386 (update_ssa): Likewise.
16387 * tree-sra.c (scan_function): Likewise.
16388 (decide_instantiations): Likewise.
16389 (scalarize_parms): Likewise.
16390 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16391 (dsa_named_for): Likewise.
16392 * tree-ssa-structalias.c (update_alias_info): Likewise.
16393 (merge_smts_into): Likewise.
16395 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16398 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16399 * c-opts.c (c_common_handle_option): Wall enables
16400 Wvolatile-register-var.
16401 * common.opt: Move Wvolatile-register-var to...
16404 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16406 * common.opt (Wlarger-than=): New.
16407 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16409 * opts.c (common_handle_option): Handle -Wlarger-than=.
16410 * optc-gen.awk: Likewise.
16411 * opth-gen.awk: Likewise.
16412 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16413 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16415 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16417 * c-common.c (match_case_to_enum_1): Add appropriate
16418 OPT_W* parameter to warning.
16419 (c_do_switch_warnings): Likewise.
16420 * c-typeck.c (warning_init): Add one more parameter following
16421 'warning' function.
16422 (push_init_level): Update call to warning_init.
16423 (pop_init_level): Likewise.
16424 (add_pending_init): Likewise.
16425 (output_init_element: Likewise.
16427 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16430 * toplev.c (toplev_main): If there are warnings or error, print
16431 errors for ignored options.
16432 * opts.c (ignored_options): New static variable.
16433 (postpone_unknown_option_error): New.
16434 (print_ignored_options): New.
16435 (handle_option): Postpone errors for unknown -Wno-* options.
16436 * opts.h (print_ignored_options): Declare.
16438 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16440 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16443 2008-02-25 Richard Guenther <rguenther@suse.de>
16446 2008-02-25 Richard Guenther <rguenther@suse.de>
16448 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16449 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16450 (lookup_decl_from_uid): Declare.
16451 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16452 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16453 (decl_for_uid_map): New global hashtable mapping DECL_UID
16455 (init_ttree): Allocate it.
16456 (insert_decl_to_uid_decl_map): New helper function.
16457 (make_node_stat): Insert new decls into the map.
16458 (copy_node_stat): Likewise.
16459 (lookup_decl_from_uid): New function.
16460 (print_decl_for_uid_map_statistics): New helper.
16461 (dump_tree_statistics): Call it.
16463 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16464 (referenced_var_iterator): Adjust.
16465 (FOR_EACH_REFERENCED_VAR): Adjust.
16466 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16467 (num_referenced_vars): Adjust.
16468 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16469 (first_referenced_var): Remove.
16470 (end_referenced_vars_p): Likewise.
16471 (next_referenced_var): Likewise.
16472 (referenced_var_iterator_set): New helper function.
16473 * tree-dfa.c (referenced_var_lookup): Adjust.
16474 (referenced_var_check_and_insert): Likewise.
16475 (remove_referenced_var): Likewise.
16476 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16477 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16478 (verify_call_clobbering): Likewise.
16479 (verify_memory_partitions): Likewise.
16480 (init_tree_ssa): Allocate bitmap instead of hashtable for
16482 (delete_tree_ssa): Adjust.
16483 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16484 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16485 (compute_tag_properties): Likewise.
16486 (set_initial_properties): Likewise.
16487 (find_partition_for): Likewise.
16488 (update_reference_counts): Likewise.
16489 (dump_may_aliases_for): Likewise.
16490 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16491 (add_call_clobber_ops): Likewise.
16492 (add_call_read_ops): Likewise.
16493 (get_asm_expr_operands): Likewise.
16494 * tree-into-ssa.c (dump_decl_set): Likewise.
16495 (update_ssa): Likewise.
16496 * tree-sra.c (scan_function): Likewise.
16497 (decide_instantiations): Likewise.
16498 (scalarize_parms): Likewise.
16499 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16500 (dsa_named_for): Likewise.
16501 * tree-ssa-structalias.c (update_alias_info): Likewise.
16502 (merge_smts_into): Likewise.
16504 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16507 * doc/invoke.texi (-fcx-limited-range): Document new option.
16508 * toplev.c (process_options): Handle -fcx-fortran-rules.
16509 * common.opt: Add documentation for -fcx-fortran-rules.
16511 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16514 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16515 actual behaviour and C99.
16517 2008-02-26 Ben Elliston <bje@au.ibm.com>
16519 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16520 (ASM_CPU_POWER6_SPEC): Likewise.
16521 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16522 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16523 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16525 2008-02-25 Richard Guenther <rguenther@suse.de>
16527 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16528 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16529 (lookup_decl_from_uid): Declare.
16530 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16531 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16532 (decl_for_uid_map): New global hashtable mapping DECL_UID
16534 (init_ttree): Allocate it.
16535 (insert_decl_to_uid_decl_map): New helper function.
16536 (make_node_stat): Insert new decls into the map.
16537 (copy_node_stat): Likewise.
16538 (lookup_decl_from_uid): New function.
16539 (print_decl_for_uid_map_statistics): New helper.
16540 (dump_tree_statistics): Call it.
16542 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16543 (referenced_var_iterator): Adjust.
16544 (FOR_EACH_REFERENCED_VAR): Adjust.
16545 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16546 (num_referenced_vars): Adjust.
16547 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16548 (first_referenced_var): Remove.
16549 (end_referenced_vars_p): Likewise.
16550 (next_referenced_var): Likewise.
16551 (referenced_var_iterator_set): New helper function.
16552 * tree-dfa.c (referenced_var_lookup): Adjust.
16553 (referenced_var_check_and_insert): Likewise.
16554 (remove_referenced_var): Likewise.
16555 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16556 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16557 (verify_call_clobbering): Likewise.
16558 (verify_memory_partitions): Likewise.
16559 (init_tree_ssa): Allocate bitmap instead of hashtable for
16561 (delete_tree_ssa): Adjust.
16562 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16563 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16564 (compute_tag_properties): Likewise.
16565 (set_initial_properties): Likewise.
16566 (find_partition_for): Likewise.
16567 (update_reference_counts): Likewise.
16568 (dump_may_aliases_for): Likewise.
16569 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16570 (add_call_clobber_ops): Likewise.
16571 (add_call_read_ops): Likewise.
16572 (get_asm_expr_operands): Likewise.
16573 * tree-into-ssa.c (dump_decl_set): Likewise.
16574 (update_ssa): Likewise.
16575 * tree-sra.c (scan_function): Likewise.
16576 (decide_instantiations): Likewise.
16577 (scalarize_parms): Likewise.
16578 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16579 (dsa_named_for): Likewise.
16580 * tree-ssa-structalias.c (update_alias_info): Likewise.
16581 (merge_smts_into): Likewise.
16583 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16586 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16587 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16588 * alias.h (nonoverlapping_memrefs_p): Likewise.
16590 2008-02-25 Jan Beulich <jbeulich@novell.com>
16592 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16593 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16594 __emultls_get_address, __emultls_register_common,
16595 __floatundi?f, and _Unwind_GetIPInfo.
16596 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16597 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16598 (gen_regparm_prefix): Likewise.
16599 (i386_nlm_encode_section_info): Sync with
16600 config/i386/winnt.c:i386_pe_encode_section_info().
16601 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16602 i386_nlm_mangle_decl_assembler_name): New.
16603 (netware_override_options): New.
16604 * config/i386/netware.h (netware_override_options): Declare.
16605 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16606 (i386_nlm_mangle_decl_assembler_name): Declare.
16607 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16609 2008-02-25 Ben Elliston <bje@au.ibm.com>
16612 * c-decl.c (grokdeclarator): Remove unused local variables
16613 `typedef_type' and `type_as_written'.
16615 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16616 unused local variable `has_hot_blocks'.
16617 (fix_crossing_conditional_branches): Remove unused local variable
16620 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16622 PR middle-end/19984
16623 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16624 using DEF_C99_BUILTIN.
16625 (BUILT_IN_NANF): Ditto.
16626 (BUILT_IN_NANL): Ditto.
16628 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16629 Revital Eres <eres@il.ibm.com>
16631 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16632 regarding the order of two dependent insns in the same row.
16634 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16636 * stor-layout.c (layout_decl): Do not bump the alignment of a
16637 bit-field to more than byte alignment if it is packed.
16639 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16641 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16644 2008-02-24 Diego Novillo <dnovillo@google.com>
16646 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16649 * tree-vrp.c (vrp_evaluate_conditional): With
16650 -Wtype-limits, emit a warning when comparing against a
16651 constant outside the natural range of OP0's type.
16652 * c.opt (Wtype-limits): Move ...
16653 * common.opt (Wtype-limits): ... here.
16655 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16657 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16658 * config/rs6000/e300c2c3.md: New file.
16659 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16661 (rs6000_override_options): Add e300c2 and e300c3 cases to
16662 processor_target_table. Do not allow usage of Altivec or Spe
16663 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16664 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16665 * config/rs6000/rs6000.h (processor_type): Add
16666 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16667 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16668 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16669 and ppce300c3. Include e300c2c3.md.
16671 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16673 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16674 instead of TARGET_STRICT_ALIGN.
16676 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16678 * explow.c (memory_address): Assert that the generated address is
16681 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16684 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16685 * config/darwin-ppc-ldouble-patch.def: New file.
16686 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16687 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16688 SUBTARGET_INIT_BUILTINS if defined.
16689 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16692 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16695 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16696 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16698 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16701 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16702 file" warning condtional on -Winvalid-PCH.
16704 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16706 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16708 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16712 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16713 prevent reload from using MMX registers.
16714 (*mov<mode>_internal): Ditto.
16715 (*movv2sf_internal_rex64): Ditto.
16716 (*movv2sf_internal): Ditto.
16718 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16720 PR documentation/31569
16721 * doc/install.texi2html: Use makeinfo --no-number-sections.
16723 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16725 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16726 ensure that we can address an entire entity > 8 bytes. Don't
16727 generate reg+reg addressing for such data.
16729 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16731 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16732 strings when optimizing for size, unless the target cares about
16735 2008-02-22 Tom Tromey <tromey@redhat.com>
16737 * regclass.c (current_pass): Remove declaration.
16739 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16741 * config/avr/libgcc.S (__RAMPZ__): Define.
16742 (__do_copy_data): Add for devices with 128KB code memory.
16744 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16746 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16748 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16750 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16752 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16755 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16758 * c-typeck.c (build_binary_op): Warn about floating point
16759 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16761 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16764 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16765 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16767 (rs6000_override_options): Set altivec_abi as default, not override,
16768 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16769 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16770 is used; use new member spe_abi.
16771 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16772 spe_abi and altivec_abi.
16774 2008-02-22 Tomas Bily <tbily@suse.cz>
16776 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16778 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16781 * config.build (build_file_translate): Set to `CMD //c' only if
16783 * Makefile.in (build_file_translate): Improve comment.
16785 2008-02-21 Jan Hubicka <jh@suse.cz>
16787 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16788 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16789 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16791 2008-02-21 Michael Matz <matz@suse.de>
16794 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16796 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16798 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16799 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16800 as insn constraint.
16801 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16802 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16803 SSE_VEC_FLOAT_MODE_P as insn constraint.
16804 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16805 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16806 sse4a_movntdf using MODEF mode iterator.
16807 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16808 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16809 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16810 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16811 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16812 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16813 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16815 2008-02-21 Richard Guenther <rguenther@suse.de>
16817 * tree.def (PAREN_EXPR): New tree code.
16818 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16820 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16821 * expr.c (expand_expr_real_1): Likewise.
16822 * tree-inline.c (estimate_num_insns_1): Likewise.
16823 * tree-complex.c (expand_complex_move): Likewise.
16824 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16827 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16830 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16832 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16835 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16837 * config/sh/sh.c (find_barrier): Don't go past
16838 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16840 2008-02-20 DJ Delorie <dj@redhat.com>
16842 * config/h8300/h8300.md (insv): Force source operand to be a register.
16844 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16845 as a jump, not as a plain insn.
16847 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16849 * doc/invoke.texi (Warning Options): Add new option
16850 -Wframe-larger-than=.
16851 (-Wframe-larger-than): Document.
16853 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16854 Add declarations for new option variables.
16856 * final.c (final_start_function): Check the frame size
16857 before emission and issue a Wframe-larger-than warning.
16859 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16860 Add definitions for new option variables.
16861 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16863 * common.opt (Wframe-larger-than=): New option.
16865 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16867 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16868 (<sse>_div<mode>3): Ditto.
16869 (<sse>_vmdiv<mode>3): Ditto.
16870 (<sse>_vmsqrt<mode>2): Ditto.
16871 (*smax<mode>3): Ditto.
16872 (sse5_frcz<mode>2): Ditto.
16873 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16874 as insn constraint.
16876 2008-02-20 Richard Guenther <rguenther@suse.de>
16878 PR middle-end/35265
16879 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16880 be happy with INTEGRAL_TYPE_P.
16882 2008-02-20 Richard Guenther <rguenther@suse.de>
16884 * fold-const.c (split_tree): Associate floatig-point expressions
16885 if flag_associative_math is set.
16887 2008-02-20 Richard Guenther <rguenther@suse.de>
16889 * tree.h (fold_real_zero_addition_p): Declare.
16890 * fold-const.c (fold_real_zero_addition_p): Export.
16891 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16892 floating-point operations with zero and one.
16894 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16896 * doc/install.texi: Correct references to CFLAGS, replacing them
16897 with BOOT_CFLAGS. Document flags used during bootstrap for
16900 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16902 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16903 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16904 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16906 (smin<mode>3): Ditto from similar patterns.
16907 (smax<mode>3): Ditto.
16908 (*ieee_smin<mode>3): Ditto.
16909 (*ieee_smax<mode>3): Ditto.
16910 * config/i386/sse.md (sse): New mode attribute.
16911 (mov<mode>): Macroize expander from movv4sf and movv2df using
16912 SSEMODEF2P mode iterator.
16913 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16914 SSE_VEC_FLOAT_MODE_P as insn constraint.
16915 (storent<mode>): Ditto.
16916 (storent<mode>): Macroize expander from storentsf and storentdf using
16917 MODEF mode iterator.
16918 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16919 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16920 (abs<mode>2): Ditto from similar patterns.
16921 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16922 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16923 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16924 (<sse>_vmsqrt<mode>2): Ditto.
16925 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16926 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16927 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16928 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16929 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16930 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16931 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16933 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16934 iterator and SSE_FLOAT_MODE_P as insn constraint.
16935 (<sse>_ucomi): Ditto from similar patterns.
16936 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16937 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16938 SSE_VEC_FLOAT_MODE_P as insn constraint.
16939 (vcond<mode>): Ditto from similar patterns.
16940 (and<mode>3, *and<mode>3): Ditto.
16941 (<sse>_nand<mode>3): Ditto.
16942 (ior<mode>3, *ior<mode>3): Ditto.
16943 (xor<mode>3, *xor<mode>3): Ditto.
16944 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16945 iterator and SSE_FLOAT_MODE_P as insn constraint.
16946 (*nand<mode>3): Ditto from similar patterns.
16947 (*ior<mode>3): Ditto.
16948 (*xor<mode>3): Ditto.
16950 2008-02-20 Ira Rosen <irar@il.ibm.com>
16952 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16953 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16954 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16956 2008-02-19 Jan Hubicka <jh@suse.cz>
16958 * predict.c (tree_bb_level_predictions): Remove variable next
16959 mistakely introduced by previous commit.
16961 2008-02-19 Jan Hubicka <jh@suse.cz>
16963 * predict.c (predict_paths_leading_to): Rewrite.
16964 (predict_paths_for_bb): New.
16965 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16967 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16970 * Makefile.in (build_file_translate): New.
16971 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16972 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16973 * configure.ac (build_file_translate): Substitute it.
16974 * configure: Regenerate.
16976 2008-02-19 Jan Hubicka <jh@suse.cz>
16978 PR rtl-optimization/34408
16979 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16982 2008-02-19 Jan Hubicka <jh@suse.cz>
16984 PR middle-end/28779
16985 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16988 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16991 * config/i386/i386-modes.def: Revert the last DI alignment
16992 change until Ada people can look into it.
16994 2008-02-19 Nick Clifton <nickc@redhat.com>
16996 * opts.c (print_specific_help): Fix typo in --help text.
16998 2008-02-19 Jakub Jelinek <jakub@redhat.com>
17001 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
17002 32-bit inline asm without asm alternatives for host GCC < 3.0.
17004 2008-02-19 Richard Guenther <rguenther@suse.de>
17006 PR tree-optimization/34989
17007 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
17008 Allow propagation to INDIRECT_REF if we can simplify only.
17010 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17012 * c-common.c (warn_for_collisions_1): Use appropriate option when
17015 2008-02-19 Nick Clifton <nickc@redhat.com>
17018 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
17019 (handle_options): Fix indentation.
17020 (print_filtered_help): If no language-specific options were
17021 displayed tell the user how to list all the options supported by
17022 the language's front-end.
17023 (print_specific_help): Fix indentation and remove duplicate line.
17024 (common_handle_option): Handle the -v option.
17025 For --help enable the display of undocumented options if the -v
17026 switch has been included on the command line.
17027 For --help= check for overlaps in the arguments between the option
17028 classes and the language names and issue a warning when they
17029 cannot be disambiguated.
17030 * c.opt (v): Pass on to the common option handler.
17032 2008-02-19 Revital Eres <eres@il.ibm.com>
17034 * modulo-sched.c (sms_schedule): Change dump message when
17035 create_ddg function fails.
17036 (try_scheduling_node_in_cycle): Rename row to cycle.
17037 (print_partial_schedule): Rename CYCLE to ROW.
17039 2008-02-19 Christian Bruel <christian.bruel@st.com>
17040 Zdenek Dvorak <ook@ucw.cz>
17042 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17044 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17047 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17048 (*x86_movdicc_0_m1_se): Ditto.
17050 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17052 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17053 (CMPtype): Define as __gcc_CMPtype.
17054 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17055 (CMPtype): Define as __gcc_CMPtype.
17057 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17059 Support valgrind 3.3 for --enable-checking=valgrind.
17060 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17062 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17063 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17064 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17065 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17066 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17067 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17068 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17070 * ggc-zone.c: Similar.
17071 * ggc-page.c: Similar.
17073 2008-02-19 Paul Brook <paul@codesourcery.com>
17076 * config/arm/ieee754-df.S: Fix do_it typo.
17077 * config/arm/ieee754-sf.S: Fix do_it typo.
17079 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17082 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17083 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17084 (OPTION_MASK_ISA_SSE_SET): Likewise.
17085 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17086 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17087 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17088 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17089 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17090 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17091 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17092 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17093 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17094 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17095 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17096 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17097 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17098 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17099 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17100 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17101 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17102 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17103 (OPTION_MASK_ISA_SSE4): Removed.
17104 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17105 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17106 (override_options): Don't turn on implied SSE/MMX bits in
17109 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17111 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17114 2008-02-18 Joey Ye <joey.ye@intel.com>
17116 PR middle-end/34921
17117 * tree-nested.c (insert_field_into_struct): Set type alignment
17118 to field alignment if the former is less than the latter.
17120 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17122 * BASE-VER: Set to 4.4.0.
17124 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17126 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17127 * doc/cfg.texi: Likewise.
17128 * doc/extend.texi: Likewise.
17129 * doc/gty.texi: Likewise.
17130 * doc/invoke.texi: Likewise.
17131 * doc/loop.texi: Likewise.
17132 * doc/md.texi: Likewise.
17133 * doc/passes.texi: Likewise.
17134 * doc/rtl.texi: Likewise.
17135 * doc/sourcebuild.texi: Likewise.
17136 * doc/tm.texi: Likewise.
17137 * doc/tree-ssa.texi: Likewise.
17139 2008-02-17 Richard Guenther <rguenther@suse.de>
17141 PR middle-end/35227
17142 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17143 without default definition.
17145 2008-02-17 Richard Guenther <rguenther@suse.de>
17147 PR tree-optimization/35231
17148 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17151 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17154 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17155 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17156 libgcc_cmp_return mode.
17158 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17161 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17163 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17165 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17168 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17170 * doc/c-tree.texi: Use `@.' where appropriate.
17171 * doc/extend.texi: Likewise.
17172 * doc/install.texi: Likewise.
17173 * doc/invoke.texi: Likewise.
17174 * doc/loop.texi: Likewise.
17175 * doc/makefile.texi: Likewise.
17176 * doc/md.texi: Likewise.
17177 * doc/passes.texi: Likewise.
17178 * doc/standards.texi: Likewise.
17179 * doc/tm.texi: Likewise.
17181 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17183 PR middle-end/35196
17184 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17186 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17187 rather than in entry_bb.
17189 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17191 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17192 libgcc_cmp_return mode.
17194 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17196 PR middle-end/35130
17197 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17198 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17200 2008-02-15 Richard Guenther <rguenther@suse.de>
17201 Zdenek Dvorak <ook@ucw.cz>
17203 PR tree-optimization/35164
17204 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17205 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17206 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17207 Only propagate addresses which do not have abnormal SSA_NAMEs
17210 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17213 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17215 2008-02-15 Jan Hubicka <jh@suse.cz>
17217 PR middle-end/35149
17218 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17220 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17222 PR middle-end/34621
17223 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17224 when calculating alignment_pad.
17226 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17228 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17229 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17230 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17231 and STACK_BOUNDARY define.
17233 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17235 PR preprocessor/35061
17236 * c-pragma.c (handle_pragma_pop_macro): Check that
17237 pushed_macro_table has been allocated.
17239 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17241 PR middle-end/35136
17242 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17243 (force_gimple_operand): Likewise.
17244 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17245 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17246 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17247 (find_interesting_uses_address): Check addressability and alignment
17248 of the base expression only after substituting bases of IVs into it.
17250 2008-02-14 Michael Matz <matz@suse.de>
17253 * function.c (instantiate_virtual_regs_in_insn): Reload address
17254 before falling back to reloading the whole operand.
17256 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17258 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17259 before the first section switch note.
17261 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17263 * doc/bugreport.texi: Update copyright years.
17264 * doc/c-tree.texi: Likewise.
17265 * doc/cfg.texi: Likewise.
17266 * doc/cpp.texi: Likewise.
17267 * doc/cppinternals.texi: Likewise.
17268 * doc/fragments.texi: Likewise.
17269 * doc/frontends.texi: Likewise.
17270 * doc/gcc.texi: Likewise.
17271 * doc/gty.texi: Likewise.
17272 * doc/hostconfig.texi: Likewise.
17273 * doc/implement-c.texi: Likewise.
17274 * doc/libgcc.texi: Likewise.
17275 * doc/loop.texi: Likewise.
17276 * doc/makefile.texi: Likewise.
17277 * doc/options.texi: Likewise.
17278 * doc/passes.texi: Likewise.
17279 * doc/rtl.texi: Likewise.
17280 * doc/sourcebuild.texi: Likewise.
17281 * doc/standards.texi: Likewise.
17282 * doc/tree-ssa.texi: Likewise.
17283 * doc/trouble.texi: Likewise.
17285 * doc/extend.texi: Use @: or add comma where appropriate.
17286 * doc/invoke.texi: Likewise.
17287 * doc/tm.texi: Likewise.
17289 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17292 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17295 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17297 * doc/md.texi (clz, ctz): Add reference.
17298 * doc/rtl.texi (clz, ctz): Likewise.
17300 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17303 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17306 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17308 * config/s390/s390.c (struct constant_pool): New field
17309 emit_pool_after added.
17310 (s390_mainpool_start): Set the emit_pool_after flag according
17311 to the section switch notes.
17312 (s390_mainpool_finish): Consider emit_pool_after when emitting
17313 the literal pool at the end of the function.
17314 (s390_chunkify_start): Force literal pool splits at section
17317 2008-02-13 Michael Matz <matz@suse.de>
17320 * var-tracking.c (clobber_variable_part): Correctly traverse the
17323 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17326 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17327 Add -fdump-ipa-inline.
17328 * tree-dump.c (dump_files): Remove tree-inlined dump.
17329 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17331 2008-02-12 Richard Guenther <rguenther@suse.de>
17333 PR tree-optimization/35171
17334 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17337 2008-02-12 Richard Guenther <rguenther@suse.de>
17339 PR middle-end/35163
17340 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17341 value-preserving mode. Disallow final truncation.
17343 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17345 PR middle-end/35136
17346 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17347 code from here to...
17348 (force_gimple_operand): ...here.
17350 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17353 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17354 non-compatible pointers.
17355 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17356 different FIELD_DECLs, try harder by comparing field offsets, sizes
17359 PR inline-asm/35160
17360 * function.c (match_asm_constraints_1): Don't replace the same input
17363 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17365 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17366 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17367 (expand_epilogue): Restore RAMPZ register.
17368 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17370 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17372 * config/i386/cygwin.asm: (__alloca): Correct calling
17373 convention and alignment.
17374 (__chkstk): Force 8 byte stack alignment.
17376 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17377 Richard Guenther <rguenther@suse.de>
17379 PR tree-optimization/33992
17380 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17381 the zero we compare against.
17383 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17385 PR libfortran/35063
17386 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17387 to CloseHandle after unlocking to prevent accumulation of handle
17390 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17392 PR middle_end/34150
17393 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17394 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17395 and update LABEL_NUSES during and after reload.
17397 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17399 PR middle-end/34627
17400 * combine.c (simplify_if_then_else): Make sure the comparison is
17401 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17403 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17406 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17407 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17408 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17409 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17410 * tree.h (get_type_static_bounds): Likewise.
17412 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17414 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17415 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17416 Make -Wfoo language annotations match what the compiler outputs.
17418 2008-02-08 Sa Liu <saliu@de.ibm.com>
17420 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17421 intrinsics spu_convts, spu_convtu, spu_convtf.
17423 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17425 * doc/extend.texi (Function Attributes) <noinline>: Mention
17426 asm ("") as method to keep calls.
17428 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17431 * doc/options.texi (Options): Replace references to opts.sh with
17433 * opts-common.c: Likewise.
17434 * optc-gen.awk: Likewise.
17436 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17438 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17440 2008-02-07 Richard Henderson <rth@redhat.com>
17443 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17444 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17447 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17449 PR tree-optimization/35085
17450 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17451 for operand entry oe2 in addition to operand entry oe3 in order to
17452 expose more opportunities for vectorizer sum reduction.
17454 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17457 * Makefile.in (LIBS): Remove $(GMPLIBS).
17458 (cc1-dummy, cc1): Add $(GMPLIBS).
17460 2008-02-06 Jan Hubicka <jh@suse.cz>
17463 * i386.md (moddf_integer): Do not produce partial memory stalls for
17464 targets where it hurts.
17466 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17469 * optabs.c (expand_float): Do not check for decimal modes when
17470 expanding unsigned integer through signed conversion.
17472 2008-02-06 Nick Clifton <nickc@redhat.com>
17474 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17475 inside the clobber with a match_operand and duplicated operand
17476 number in the constraint.
17477 (ineqbranchsi): Delete redundant comment.
17479 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17481 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17482 builtin_define ("__USE_INIT_FINI__").
17483 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17485 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17487 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17489 PR documentation/30330
17490 * doc/invoke.texi (C++ Dialect Options)
17491 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17492 For each warning option -Wfoo that allows -Wno-foo, ensure both
17493 -Wfoo and -Wno-foo are listed in the option index. Fix index
17494 entry of -Wswitch-default, index -Wnormalized= including the
17495 `=', and -Wlarger-than-@var{len} including @var{len}.
17497 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17499 * config/i386/i386.md (floatunssisf2): Use
17500 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17501 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17502 Macroize expander using MODEF mode iterator.
17504 2008-02-05 Diego Novillo <dnovillo@google.com>
17506 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17509 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17511 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17514 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17516 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17519 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17520 to indicate if a message should be generated.
17521 (init_cumulative_args): Updated.
17522 (function_value_32): Likewise.
17524 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17526 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17528 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17531 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17532 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17534 2008-02-04 Diego Novillo <dnovillo@google.com>
17536 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17539 * tree-vrp.c (vrp_evaluate_conditional): With
17540 -Wtype-limits, emit a warning when comparing against a
17541 constant outside the natural range of OP0's type.
17543 2008-02-04 Richard Guenther <rguenther@suse.de>
17545 PR middle-end/33631
17546 * expr.c (count_type_elements): Give for unions instead of
17549 2008-02-04 Richard Guenther <rguenther@suse.de>
17551 PR middle-end/35043
17552 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17553 to TYPE_DOMAINs base type instead of using bitsizetype here.
17555 2008-02-03 Jason Merrill <jason@redhat.com>
17557 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17559 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17562 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17563 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17564 (RS/6000 and PowerPC Options): Fix typos and markup.
17565 * doc/passes.texi (Tree-SSA passes): Likewise.
17567 2008-02-02 Michael Matz <matz@suse.de>
17570 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17571 from record_last_reg_set_info.
17572 (record_last_reg_set_info): Take an RTX argument, iterate over all
17573 constituent hardregs.
17574 (record_last_set_info, record_opr_changes): Change calls to
17575 new signature or to record_last_reg_set_info_regno.
17577 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17579 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17581 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17583 PR rtl-optimization/34773
17584 * reg-notes.def (EQUAL): Mention significance of combination of
17585 REG_EQUAL and REG_RETVAL.
17586 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17587 insn that has a REG_RETVAL.
17589 2008-02-01 Roger Sayle <roger@eyesopen.com>
17592 * configure.ac (--enable-fixed-point): Disable unless explicitly
17594 * configure: Regenerate.
17596 2008-02-01 Richard Guenther <rguenther@suse.de>
17599 * invoke.texi (-finline-limit): Remove no longer true parts
17600 of the documentation. Note that there is no default value.
17602 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17603 Mark Mitchell <mark@codesourcery.com>
17604 Ben Elliston <bje@au.ibm.com>
17607 * doc/extend.texi (Other Builtins): Document.
17609 2008-01-31 Tom Browder <tom.browder@gmail.com>
17611 * doc/c-tree.texi (Types): Fix grammar.
17612 (Expression trees): Ditto.
17613 * doc/passes.texi (Tree-SSA passes): Ditto.
17615 * doc/configterms.texi (Configure Terms): Fix typo.
17616 * doc/cpp.texi (Common Predefined Macros): Ditto.
17617 * doc/md.texi (Machine Constraints): Ditto.
17619 * doc/makefile.texi (Makefile): Add comma.
17621 2008-01-31 Tom Browder <tom.browder@gmail.com>
17622 Gerald Pfeifer <gerald@pfeifer.com>
17624 * doc/sourcebuild.texi (Front End): Remove references to CVS
17625 and CVSROOT/modules.
17626 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17627 (Back End): Remove reference to CVS.
17629 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17632 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17634 (mips16_gp_pseudo_reg): ...here.
17635 * config/mips/mips.md (load_const_gp): Replace with...
17636 (load_const_gp_<mode>): ...this :P-based insn.
17638 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17640 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17641 options. Minor fixes.
17642 (-std): Move reference to standards closer to where language
17643 standards are first mentioned.
17645 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17647 PR rtl-optimization/34995
17648 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17649 parameter and return a bool. If the rtx parameter is nonnull,
17650 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17651 (find_reloads): Update call accordingly. Pass the new operand
17652 if it needed no address reloads, otherwise pass null.
17654 2008-01-30 Richard Henderson <rth@redhat.com>
17657 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17658 for unbounded arrays.
17660 2008-01-30 Silvius Rus <rus@google.com>
17662 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17664 2008-01-30 Jan Hubicka <jh@suse.cz>
17667 * i386.c (init_cumulative_args): Use real function declaration when
17670 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17672 PR rtl-optimization/34998
17673 * global.c (build_insn_chain): Treat non-subreg_lowpart
17674 SUBREGs of pseudos as clobbering all the words covered by the
17675 SUBREG, not just all the bytes.
17676 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17677 original df_ref rather than an extract parameter.
17678 (global_conflicts): Update call accordingly.
17680 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17682 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17683 the overflow check to make it easier to read.
17684 (__fixtfdi): Change the type of the ll member in union
17685 long_double to UDItype_x.
17687 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17689 PR middle-end/34969
17690 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17691 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17692 * tree-inline.c (fold_marked_statements): Call
17693 cgraph_update_edges_for_call_stmt if folding a call statement.
17694 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17695 debug_generic_stmt calls, reset it back afterwards.
17698 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17700 * c-typeck.c (build_external_ref): Don't pedwarn about
17701 static vars in current function's scope.
17703 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17705 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17707 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17710 * ipa-struct-reorg.c: Fix spelling.
17711 * params.def: Ditto.
17713 2008-01-29 Richard Guenther <rguenther@suse.de>
17715 PR middle-end/35006
17716 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17718 * tree-inline.c (remap_type): Increment remapping_type_depth
17719 around remapping types.
17720 (copy_body_r): Only add referenced variables if they are referenced
17721 from code, not types.
17723 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17734 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17735 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17737 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17740 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17741 pointer for tiny stack.
17743 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17745 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17747 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17749 * config/vx-common.h: Fix typo in comment.
17751 2008-01-28 Ian Lance Taylor <iant@google.com>
17755 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17756 coalesce pointers if they have different DECL_NO_TBAA_P values.
17757 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17758 between variables with different DECL_NO_TBAA_P values.
17760 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17763 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17764 are not legitimate small data references on SPE targets.
17766 2008-01-28 David Daney <ddaney@avtrex.com>
17768 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17770 2008-01-28 David Daney <ddaney@avtrex.com>
17772 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17774 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17776 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17777 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17778 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17779 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17780 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17781 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17782 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17783 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17785 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17787 * basic-block.h (condjump_equiv_p): Fix comment.
17789 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17791 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17792 print_generic_stmt_indented): Fix comment.
17794 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17796 * configure.ac (__stack_chk_fail): Add detecion for availability
17797 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17798 * configure: Regenerate.
17800 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17802 PR middle-end/34688
17803 * final.c (output_addr_const): Handle TRUNCATE.
17805 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17808 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17809 (zero_cost, infinite_cost): New constants.
17810 (struct cost_pair): Change type of cost to comp_cost.
17811 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17812 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17814 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17815 split_address_cost, ptr_difference_cost, difference_cost,
17816 get_computation_cost_at, get_computation_cost,
17817 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17818 determine_use_iv_cost_condition, determine_use_iv_costs,
17819 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17820 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17821 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17822 Change type of cost to comp_cost.
17823 (determine_iv_cost): Increase cost of non-original ivs, instead
17824 of decreasing the cost of original ones.
17825 (get_address_cost): Indicate the complexity of the addressing mode
17827 (try_add_cand_for): Prefer using ivs not specific to some object.
17828 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17830 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17831 Janis Johnson <janis187@us.ibm.com>
17834 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17835 (TARGET_INSTANTIATE_DECLS): Likewise.
17836 * target.h (expand_to_rtl_hook): New target hook.
17837 (instantiate_decls): Likewise.
17838 * function.c (instantiate_decl): Make non-static. Rename to...
17839 (instantiate_decl_rtl): ... this.
17840 (instantiate_expr): Use instantiate_decl_rtl.
17841 (instantiate_decls_1): Likewise.
17842 (instantiate_decls): Likewise.
17843 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17844 * function.h (instantiate_decl_rtl): Add prototype.
17845 * cfgexpand.c (target.h): New include.
17846 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17847 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17848 (TARGET_INSTANTIATE_DECLS): Likewise.
17849 (TARGET_INITIALIZER): New target hooks added.
17850 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17852 * config/rs6000/rs6000.c (tree-flow.h): New include.
17853 (machine_function): Add sdmode_stack_slot field.
17854 (rs6000_alloc_sdmode_stack_slot): New function.
17855 (rs6000_instantiate_decls): Likewise.
17856 (rs6000_secondary_memory_needed_rtx): Likewise.
17857 (rs6000_check_sdmode): Likewise.
17858 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17859 (TARGET_INSTANTIATE_DECLS): Likewise.
17860 (rs6000_hard_regno_mode_ok): Allow SDmode.
17861 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17862 (rs6000_emit_move): Handle SDmode.
17863 (function_arg_advance): Likewise.
17864 (function_arg): Likewise.
17865 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17866 SDmode var args for 32-bit compiles.
17867 (rs6000_secondary_reload_class): Handle SDmode.
17868 (rs6000_output_function_epilogue): Likewise.
17869 (rs6000_function_value): Simplify if statement.
17870 (rs6000_libcall_value): Likewise.
17871 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17872 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17873 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17874 (movsd_hardfloat): New define_insn.
17875 (movsd_softfloat): Likewise.
17876 (movsd_store): Likewise.
17877 (movsd_load): Likewise.
17878 (extendsddd2): Likewise.
17879 (extendsdtd2): Likewise.
17880 (truncddsd2): Likewise.
17881 (movdd_hardfloat64): Fixup comment.
17882 (UNSPEC_MOVSD_LOAD): New constant.
17883 (UNSPEC_MOVSD_STORE): Likewise.
17885 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17888 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17890 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17891 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17892 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17893 and TRUTH_XOR_EXPR.
17895 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17898 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17899 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17900 __LONGDOUBLE128 too.
17901 * config/rs6000/aix61.h: New file.
17903 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17905 PR rtl-optimization/34959
17906 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17907 popcount and parity rtxes the same mode as their operand.
17908 Truncate or extend the result to the return value's mode
17911 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17914 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17915 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17916 to GOT_VERSION_REGNUM.
17917 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17918 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17919 * config/mips/mips.c (mips_emit_call_insn): New function.
17920 (mips_call_tls_get_addr): Call mips_expand_call directly.
17921 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17923 (mips16_build_call_stub): Likewise. Return the call insn or null.
17924 (mips_expand_call): Update the call to mips16_build_call_stub
17925 accordingly and a remove redundant condition. Assert that MIPS16
17926 stubs do not use lazy binding. Use mips_emit_call_insn and return
17928 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17930 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17931 (mips_avoid_hazard): Remove hazard_set handling.
17932 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17933 (UNSPEC_RESTORE_GP): ...this.
17934 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17935 (FAKE_CALL_REGNO): Rename to...
17936 (GOT_VERSION_REGNUM): ...this.
17937 (type): Add "ghost" value. Add an associated insn reservation.
17938 (hazard_set): Remove.
17939 (exception_receiver): Rename to...
17940 (restore_gp): ...this and update the unspec identifier accordingly.
17941 (exception_receiver, nonlocal_got_receiver): New expanders.
17942 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17943 FAKE_CALL_REGNO. Remove hazard_set attribute.
17944 (set_got_version, update_got_version): New patterns.
17946 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17949 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17951 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17954 * doc/install.texi2html: Generate gcc-vers.texi.
17956 2008-01-25 DJ Delorie <dj@redhat.com>
17958 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17960 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17962 * config/c4x: Remove directory.
17963 * config.gcc (crx-*, mt-*): Mark obsolete.
17964 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17965 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17966 sh-*-rtemscoff*): Remove cases.
17967 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17968 * real.c (encode_c4x_single, decode_c4x_single,
17969 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17970 c4x_extended_format): Remove.
17971 * real.h (c4x_single_format, c4x_extended_format): Remove.
17972 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17974 (Pragmas): Remove comment about c4x pragmas.
17975 * doc/install.texi (c4x): Remove target-specific instructions.
17976 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17977 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17978 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17979 refer to C4x source files as examples.
17980 (C4X_FLOAT_FORMAT): Remove documentation.
17982 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17984 * config/bfin/bfin.c (override_options): Reorder tests so that
17985 flag_pic gets enabled for -msep-data.
17987 2008-01-25 Richard Guenther <rguenther@suse.de>
17989 PR middle-end/32244
17990 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17991 to its bitfield precision if required.
17993 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17995 PR middle-end/33880
17996 * tree-nested.c (walk_omp_for): New function.
17997 (convert_nonlocal_reference, convert_local_reference): Call
17998 walk_omp_for on OMP_FOR.
17999 (convert_call_expr): Call walk_body on OMP_FOR's
18000 OMP_FOR_PRE_INIT_BODY.
18002 2008-01-25 Richard Guenther <rguenther@suse.de>
18004 PR tree-optimization/34966
18005 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
18006 default defs and PHI_NODEs we have to insert after the
18007 defining statement.
18009 2008-01-24 Nick Clifton <nickc@redhat.com>
18011 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
18012 Provide a default definition.
18013 (LIBGCC2_UNITS_PER_WORD): Likewise.
18015 * config/stormy16/stormy16.c: Include df.h for the prototype
18016 for df_regs_ever_live_p.
18017 (xstormy16_expand_builtin_va_start): Convert the stack offset
18018 into a component_ref and then use POINTER_PLUS_EXPR to add it
18019 to the incoming_virtual_args_rtx.
18020 (xstormy16_gimplify_va_arg_expr): Rename to
18021 xstormy16_gimplify_va_arg_expr.
18022 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
18023 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
18024 xstormy16_gimplify_va_arg_expr.
18025 Fix up some formatting issues.
18027 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
18028 Move to predicates.md.
18029 (xs_hi_general_operand): Likewise.
18030 (xs_hi_nonmemory_operand): Likewise.
18031 * config/stormy16/predicates.md:
18032 (xstormy16_carry_plus_operand): New predicate.
18033 (xs_hi_general_operand): New predicate.
18034 (xs_hi_nonmemory_operand): New predicate.
18035 * config/stormy16/stormy16-protos.h:
18036 (xstormy16_carry_plus_operand): Delete prototype.
18037 (xs_hi_general_operand): Likewise.
18038 (xs_hi_nonmemory_operand): Likewise.
18040 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18041 modifiers as they are no longer needed and they can trigger
18042 reload spill failures.
18044 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18045 with a match_operand in order to help reload.
18047 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18048 constraint with 'e' for the 8th alternative as this version of
18049 the mov.w instruction only accepts the lower 8 registers.
18051 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18054 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18055 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18058 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18060 PR middle-end/33333
18061 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18063 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18065 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18067 (remove_structure): Update allocations list before removing structure.
18069 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18071 * ipa-struct-reorg.c (is_safe_cond_expr,
18072 create_new_stmts_for_cond_expr): Use integer_zerop function,
18073 that recognize not only zero-pointer, but zero-integer too.
18075 2008-01-25 Ben Elliston <bje@au.ibm.com>
18078 * fixproto: Escape "." in sed expression that strips leading "./".
18080 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18083 * gcc.c (SWITCH_OK): Removed.
18084 (SWITCH_LIVE): Changed to bit.
18085 (SWITCH_FALSE): Likewise.
18086 (SWITCH_IGNORE): Likewise.
18087 (switchstr): Change live_cond to unsigned int.
18088 (process_command): Replace SWITCH_OK with 0.
18089 (do_self_spec): Likewise.
18090 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18091 (give_switch): Likewise.
18092 (used_arg): Likewise.
18093 (do_spec_1): Set the SWITCH_IGNORE bit.
18094 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18095 bits. Set the SWITCH_LIVE bit.
18097 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18099 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18101 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18103 PR tree-optimization/34472
18104 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18105 parameter to a "bool *" and set *DATA to false if there is
18106 an unsafe access. Do not delete the structure here.
18107 (check_cond_exprs): Delete it here instead.
18108 (check_cond_exprs, exclude_cold_structs): Do not increase
18109 I when removing a structure.
18111 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18114 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18115 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18117 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18119 PR middle-end/34934
18120 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18121 a fixed vector for stack.
18123 2008-01-24 Ben Elliston <bje@au.ibm.com>
18126 * doc/gcc.texi (Software development): Add a direntry for g++.
18128 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18130 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18131 stale and straggling -fforce-addr comments above.
18133 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18135 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18136 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18138 2008-01-23 Michael Matz <matz@suse.de>
18141 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18144 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18146 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18147 malloc result type.
18149 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18151 * config/avr/avr.c (avr_current_arch): New variable.
18152 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18153 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18154 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18155 (avr_override_options): Init 'avr_current_arch'.
18156 (base_arch_s): Move from here...
18157 * config/avr/avr.h (base_arch_s): ... here. Add new members
18158 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18159 'mega' to 'have_jmp_call'.
18160 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18161 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18163 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18165 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18166 MULTILIB_MATCHES): Ditto.
18168 2008-01-23 Richard Guenther <rguenther@suse.de>
18170 PR middle-end/31529
18171 * cgraphunit.c (cgraph_reset_node): Always mark the node
18172 not reachable if it is not queued already.
18174 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18176 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18177 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18178 (cputype_selected): New static variable.
18179 (bfin_handle_option): Set it if -mcpu is used.
18180 (override_option): Select default set of workarounds if no cpu type
18181 selected on the command line.
18182 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18184 From Michael Frysinger <michael.frysinger@analog.com>
18185 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18186 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18188 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18189 for bf547, bf523, bf524, and bf526.
18190 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18192 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18193 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18194 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18195 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18196 * doc/invoke.texi (Blackfin Options): Document that
18197 -mcpu now accept bf547, bf523, bf524, and bf526.
18199 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18201 PR rtl-optimization/34628
18202 * combine.c (try_combine): Stop and undo after the first combination
18203 if an autoincrement side-effect on the first insn has effectively
18206 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18209 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18210 Offset addresses are not valid for Altivec or paired float modes.
18212 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18215 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18216 if DECL_INITIAL (decl) is error_mark_node.
18219 * c-common.c (handle_vector_size_attribute): Only allow
18220 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18221 the same way as pointer, array etc. types.
18222 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18225 * tree.c (build_type_attribute_qual_variant): Call
18226 build_qualified_type if attributes are equal, but quals are not.
18228 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18231 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18232 * flags.h (warn_strict_aliasing): Remove.
18233 (warn_strict_overflow): Remove.
18234 * opts.c (warn_strict_aliasing): Remove.
18235 (warn_strict_overflow): Remove.
18236 * c-opts.c (c_common_handle_option): -Wall only sets
18237 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18238 (c_common_post_options): Give default values to -Wstrict-aliasing
18239 and -Wstrict-overflow if they are uninitialized.
18240 * common.opt (Wstrict-aliasing): Specify Var and Init.
18241 (Wstrict-overflow): Likewise.
18243 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18245 PR rtl-optimization/26854
18246 PR rtl-optimization/34400
18247 PR rtl-optimization/34884
18248 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18250 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18251 (df_rd_bb_info.expanded_lr_out): Deleted
18252 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18253 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18254 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18255 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18256 Removed code to allocate, initialize or free expanded_lr_out.
18257 (df_rd_bb_local_compute_process_def): Restructured to make more
18259 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18260 sets if the sets are being trimmed.
18262 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18265 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18266 (as_vers): Likewise.
18267 * configure: Regenerated.
18269 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18271 PR middle-end/33092
18272 * tree-pass.h (pass_build_alias): New pass.
18273 * tree-ssa-alias.c (gate_build_alias): New.
18274 (pass_build_alias): New.
18275 * passes.c (init_optimization_passes): Add pass_build_alias after
18276 pass_create_structure_vars.
18278 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18280 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18281 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18282 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18283 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18284 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18285 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18286 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18287 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18288 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18289 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18290 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18291 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18292 * config/s390/s390.md (FP_ALL): New mode iterator.
18293 (_d): New mode attribute.
18294 ("*signbit<mode>2>"): Changed mode of first operand.
18295 ("isinf<mode>2"): Changed mode of first operand.
18296 ("*TDC_insn"): Adaptation for DFP modes.
18298 2008-01-22 Ben Elliston <bje@au.ibm.com>
18300 * tree.c (check_qualified_type): Improve function description.
18302 2008-01-21 Jason Merrill <jason@redhat.com>
18305 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18306 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18309 2008-01-21 DJ Delorie <dj@redhat.com>
18311 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18314 2008-01-21 Richard Guenther <rguenther@suse.de>
18316 PR middle-end/34856
18317 * tree-cfg.c (verify_expr): Allow all invariant expressions
18318 instead of just constant class ones as reference argument.
18319 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18320 like any other constant.
18321 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18323 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18325 * regmove.c (fixup_match_1): Update call crossed frequencies.
18327 2008-01-21 Richard Guenther <rguenther@suse.de>
18330 * tree-inline.c (setup_one_parameter): Deal with mismatched
18331 types using a VIEW_CONVERT_EXPR.
18333 2008-01-21 Alon Dayan <alond@il.ibm.com>
18334 Olga Golovanevsky <olga@il.ibm.com>
18336 PR tree-optimization/34701
18337 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18338 when the structure size is not a power of 2.
18340 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18342 * doc/install.texi: Add doc for --enable-checking=df.
18344 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18346 PR rtl-optimization/34808
18347 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18349 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18351 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18354 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18356 PR rtl-optimization/26854
18357 PR rtl-optimization/34400
18358 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18360 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18361 (df_rd_bb_info.expanded_lr_out): New.
18362 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18363 * loop_iv.c (iv_analysis_loop_init): Ditto.
18364 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18365 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18366 Added code to allocate, initialize or free expanded_lr_out.
18367 (df_rd_bb_local_compute_process_def): Restructured to make
18368 more understandable.
18369 (df_rd_confluence_n): Add code to do nothing with fake edges and
18370 code to no apply invalidate_by_call sets if the sets are being trimmed.
18371 (df_lr_local_finalize): Renamed to df_lr_finalize.
18372 (df_live_local_finalize): Renamed to df_live_finalize.
18374 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18377 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18378 deciding whether to use reciprocal instructions.
18380 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18382 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18383 dwarf2out_note_section_used if cold_text_section is NULL.
18385 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18387 PR gcov-profile/34610
18388 * tree-cfg.c (make_edges): Mark both outgoing edges from
18389 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18390 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18391 from OMP_FOR and OMP_CONTINUE outgoing edges.
18393 * tree-profile.c (tree_profiling): Return early if
18394 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18396 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18397 from cfun to child_cfun.
18398 * function.h (struct function): Add after_tree_profile bit.
18400 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18402 * config/avr/avr.S (_exit): Disable interrupt.
18404 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18405 Steven Bosscher <stevenb.gcc@gmail.com>
18407 PR rtl-optimization/26854
18408 PR rtl-optimization/34400
18409 * df-problems.c (df_live_scratch): New scratch bitmap.
18410 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18411 (df_live_reset): Clear the proper bitmaps.
18412 (df_live_bb_local_compute): Only process the artificial defs once
18413 since the order is not important.
18414 (df_live_init): Init the df_live sets only with the variables
18415 found live by df_lr.
18416 (df_live_transfer_function): Use the df_lr sets to prune the
18417 df_live sets as they are being computed.
18418 (df_live_free): Free df_live_scratch.
18420 2008-01-18 Ian Lance Taylor <iant@google.com>
18422 * common.opt: Add fmerge-debug-strings.
18423 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18424 flag_merge_debug_strings rather than flag_merge_constants.
18425 * doc/invoke.texi (Option Summary): Mention
18426 -fmerge-debug-strings.
18427 (Debugging Options): Document -fmerge-debug-strings.
18429 2008-01-18 Ian Lance Taylor <iant@google.com>
18432 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18433 (struct tree_function_decl): Add new field operator_new_flag.
18434 * tree-inline.c (expand_call_inline): When inlining a call to
18435 operator new, force the return value to go into a variable, and
18436 set DECL_NO_TBAA_P on that variable.
18437 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18439 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18442 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18443 DWARF2_DEBUGGING_INFO.
18444 (dwarf2out_note_section_used): Ditto. Add prototype.
18445 (have_multiple_function_sections, text_section_used,
18446 cold_text_section_used, *cold_text_sections): Move declarations
18449 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18451 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18452 field and add signal_ra.
18453 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18454 assignments to frame state pc. Move end of stack check after
18455 MD_FALLBACK_FRAME_STATE_FOR.
18456 (uw_update_context_1): Use frame state signal_regs if set, instead
18457 of checking signal_frame flag.
18458 (uw_update_context): Use frame state signal_ra if set.
18459 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18460 * config/xtensa/linux-unwind.h: New file.
18462 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18464 * modulo-sched.c (get_sched_window): Fix comment typo.
18466 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18468 PR tree-optimization/34648
18469 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18471 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18473 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18474 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18476 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18478 PR rtl-optimization/34400
18479 * df-core.c (df_worklist_dataflow_overeager,
18480 df_worklist_dataflow_doublequeue): New functions.
18481 (df_worklist_dataflow): Two different worklist solvers.
18482 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18485 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18488 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18489 and ftree-parallelize-loops.
18491 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18493 PR rtl-optimization/34826
18494 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18496 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18498 * global.c (find_reg): Mark the eh regs as used if necessary.
18499 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18500 * ra.h (struct allocno): no_eh_reg field added. Changed
18501 no_stack_reg type to bitfield.
18503 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18505 * tree.c (substitute_in_expr): Add missing 'break'.
18507 2008-01-17 Richard Guenther <rguenther@suse.de>
18509 PR tree-optimization/34825
18510 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18511 x / x as division to handle.
18513 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18515 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18516 "-pthread" is specified.
18517 * pa-hpux11.h (LIB_SPEC): Likewise.
18519 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18520 Peter Bergner <bergner@vnet.ibm.com>
18522 PR rtl-optimization/33796
18523 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18525 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18527 PR libgfortran/34699
18528 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18530 * pa-hpux10.h (LINK_SPEC): Likewise.
18531 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18533 2008-01-16 Richard Guenther <rguenther@suse.de>
18535 PR middle-end/32628
18536 * fold-const.c (fold_convert_const_int_from_int): Do not
18537 set overflow if that occured only because of a sign extension
18538 change when converting from/to a sizetype with the same
18539 precision and signedness.
18541 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18544 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18545 location address to the correct place. Update copyright year.
18547 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18549 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18550 no dependences in the dependence_relations vector.
18552 2008-01-16 Jan Hubicka <jh@suse.cz>
18554 PR rtl-optimization/31396
18555 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18556 * cfg.c (dump_reg_info): Print it.
18557 * regs.h (struct reg_info_t): add freq_calls_crossed.
18558 (REG_FREQ_CALLS_CROSSED): New macro.
18559 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18560 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18561 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18562 regmove_optimize): Update call crossed frequencies.
18563 * local-alloc.c (struct qty): Add freq_calls_crossed.
18564 (alloc_qty): Copute freq_calls_crossed.
18565 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18566 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18567 * ra.h (struct allocno): Add freq_calls_crossed.
18569 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18571 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18572 libgomp when compiling with ftree-parallelize-loops.
18573 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18575 2008-01-16 Richard Guenther <rguenther@suse.de>
18577 PR tree-optimization/34769
18578 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18579 * tree.c (int_cst_value): Instead make this function more
18580 permissive in what it accepts as valid input. Document this
18581 function always sign-extends the value.
18583 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18584 Richard Guenther <rguenther@suse.de>
18587 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18588 (gimple_fold_indirect_ref_rhs): ... this.
18589 (gimple_fold_indirect_ref): New function with foldings
18590 that preserve lvalueness.
18591 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18592 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18593 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18594 to fold an INDIRECT_REF, fall back to the old use of
18595 fold_indirect_ref_1.
18597 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18599 * tree-data-ref.c (subscript_dependence_tester_1): Call
18600 free_conflict_function.
18601 (compute_self_dependence): Same.
18603 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18606 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18607 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18609 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18610 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18611 for DWARF2_UNWIND_INFO targets.
18613 2008-01-16 Richard Guenther <rguenther@suse.de>
18616 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18617 type qualifiers for function types.
18619 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18621 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18622 loop_iterator li from previous commit.
18624 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18626 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18628 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18630 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18631 (parallelize_loops): Don't parallelize irreducible components.
18633 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18636 * c-opts (c_common_post_options): Do not enable CPP
18637 flag_pedantic_errors by default.
18639 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18641 PR rtl-optimization/31944
18642 * cse.c (remove_pseudo_from_table): New function.
18643 (merge_equiv_classes): Use above function to remove pseudo-registers.
18644 (invalidate): Likewise.
18646 2008-01-13 Richard Guenther <rguenther@suse.de>
18648 PR middle-end/34601
18649 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18650 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18652 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18654 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18655 validate_change to unshare the source of the PC set.
18657 2008-01-12 Jan Hubicka <jh@suse.cz>
18659 PR middle-end/32135
18660 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18661 references above array bounds. This might trigger bounds checks for
18662 pointers to arrays.
18664 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18666 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18667 new_replaceable_dependencies.
18669 2008-01-12 Doug Kwan <dougkwan@google.com>
18671 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18672 instead of OPT_Wreturn_type in warning due to ignored return type
18674 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18675 options included in -Wextra.
18676 * c.opt: New option -Wignored_qualifiers.
18677 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18678 -Wignore_qualifiers.
18679 (-Wignored-qualifiers): Document.
18680 (-Wreturn-type): Remove description of functionality now handled
18681 by -Wignored-qualifiers.
18683 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18686 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18687 NOP_EXPR if it is between integral types with the same precision.
18689 2008-01-12 Jan Hubicka <jh@suse.cz>
18692 * invoke.texi (max-inline-recursive-depth): Fix default value.
18694 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18696 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18699 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18701 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18703 2008-01-11 James E. Wilson <wilson@specifix.com>
18706 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18708 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18710 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18711 save/restore frame pointer register and don't use 'call-prologues'
18712 optimization in function with "OS_task" attribute.
18714 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18716 PR middle-end/31309
18717 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18718 when copying to memory.
18720 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18722 PR rtl-optimization/30905
18723 * cfgcleanup.c: Include dce.h
18724 (crossjumps_occured): New global variable.
18725 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18726 If something changed, set crossjumps_occured to true.
18727 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18728 Don't add/remove fake edges to exit here...
18729 (cleanup_cfg): ...but do it here, when crossjumping.
18730 Run a fast DCE when successful crossjumps occured in the latest
18731 iteration of try_optimize_cfg.
18733 2008-01-11 Richard Guenther <rguenther@suse.de>
18735 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18736 (struct vn_unary_op_s): Likewise.
18737 (vn_reference_insert): Free old reference on hash collision.
18739 2008-01-10 Raksit Ashok <raksit@google.com>
18741 PR rtl-optimization/27971
18742 * combine.c (find_split_point): Split PLUS expressions which are
18743 inside a MEM rtx, and whose first operand is complex.
18745 2008-01-10 DJ Delorie <dj@redhat.com>
18747 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18748 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18749 (m32c_hard_regno_ok): Call the underlying function.
18751 2008-01-10 Richard Guenther <rguenther@suse.de>
18753 PR middle-end/34683
18754 * tree-cfg.c (tree_merge_blocks): Do not go through the
18755 full-blown folding and stmt updating path if we just deal
18756 with virtual operands.
18757 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18758 test for abnormal SSA_NAMEs.
18760 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18762 PR middle-end/34641
18763 * reload.c (push_reload): Add assertions. All constants from
18764 reg_equiv_constant should have been used for replacing the respective
18766 (find_reloads_address): Invoke find_reloads_address_part for
18767 constant taken from the reg_equiv_constant array.
18769 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18771 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18772 field (valnum) the first in the struct. Replace bools with
18775 2008-01-10 Richard Guenther <rguenther@suse.de>
18777 PR tree-optimization/34651
18778 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18779 types and ordering for masking and converting.
18781 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18783 PR tree-optimization/34017
18784 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18785 also for PHI_NODE expressions.
18787 2008-01-09 Jan Hubicka <jh@suse.cz>
18789 PR tree-optimization/34708
18790 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18791 based on number of case labels.
18792 (init_inline_once): Remove switch_cost.
18793 * tree-inline.h (eni_weights_d): Remove switch_cost.
18795 2008-01-09 Richard Guenther <rguenther@suse.de>
18796 Andrew Pinski <andrew_pinski@playstation.sony.com>
18798 PR middle-end/30132
18799 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18800 temporary if an rvalue is ok or an lvalue is not required.
18802 2008-01-09 Richard Guenther <rguenther@suse.de>
18804 PR middle-end/34458
18805 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18806 adjust return type.
18808 2008-01-09 Richard Guenther <rguenther@suse.de>
18810 PR middle-end/34679
18811 * tree.c (host_integerp): Check for sizetype only if the
18812 type is an integer type.
18814 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18817 * opts.c (decode_options): Disable inlining of functions called
18818 once if not in unit-at-a-time mode.
18820 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18822 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18824 2008-01-08 Richard Guenther <rguenther@suse.de>
18826 PR middle-end/31863
18827 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18828 out early if the result will be unused.
18830 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18835 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18836 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18839 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18841 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18842 for vectorization tuned.
18844 2008-01-08 Richard Guenther <rguenther@suse.de>
18846 PR tree-optimization/34683
18847 * tree-ssa-operands.c (operand_build_cmp): Export.
18848 * tree-ssa-operands.h (operand_build_cmp): Declare.
18849 * tree-vn.c (vuses_compare): Remove.
18850 (sort_vuses): Use operand_build_cmp.
18851 (sort_vuses_heap): Likewise.
18852 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18853 to re-use old VEC if available. Do not sort already sorted VUSEs.
18854 (vdefs_to_vec): Do not sort already sorted VDEFs.
18856 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18858 PR middle-end/34694
18859 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18861 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18864 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18865 limitations of reciprocal sequences on x86 targets.
18867 2008-01-08 Richard Guenther <rguenther@suse.de>
18869 PR tree-optimization/34683
18870 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18872 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18875 * config/darwin.c (darwin_mergeable_string_section): Don't use
18876 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18878 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18881 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18882 negxf2. Macroize expander using X87MODEF mode iterator. Change
18883 predicates of op0 and op1 to register_operand.
18884 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18885 expander using X87MODEF mode iterator. Change predicates of
18886 op0 and op1 to register_operand.
18887 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18888 corresponding patterns and macroize using MODEF macro. Change
18889 predicates of op0 and op1 to register_operand and remove
18890 "m" constraint. Disparage "r" alternative with "!".
18891 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18892 macroize using X87MODEF macro. Change predicates of op0 and op1
18893 to register_operand and remove "m" constraint. Disparage "r"
18894 alternative with "!".
18895 (absneg splitter with memory operands): Remove.
18896 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18897 patterns and macroize using X87MODEF mode iterator.
18898 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18899 Change predicate of op1 to register_operand.
18900 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18901 for memory operands.
18903 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18905 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18907 2008-01-07 Richard Guenther <rguenther@suse.de>
18909 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18912 2008-01-07 Richard Guenther <rguenther@suse.de>
18914 PR tree-optimization/34683
18915 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18916 VOPs of the needed size to save memory. Use VEC_quick_push
18917 to save compile-time.
18918 (vdefs_to_vec): Likewise.
18920 2008-01-07 Sa Liu <saliu@de.ibm.com>
18922 * config/spu/spu.md (divdf3): Genetate inline code for double
18923 division. The implementation doesn't handle INF or NAN, therefore it
18924 only applies when -ffinite-math-only is given.
18926 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18929 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18930 * doc/cpp.texi ([Common Predefined Macros]): Document.
18932 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18934 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18935 order to use commutative addition instead of subtraction.
18937 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18938 Mircea Namolaru <namolaru@il.ibm.com>
18939 Vladimir Yanovsky <yanov@il.ibm.com>
18940 Revital Eres <eres@il.ibm.com>
18942 PR tree-optimization/34263
18943 * tree-outof-ssa.c (process_single_block_loop_latch,
18944 contains_tree_r): New functions.
18945 (analyze_edges_for_bb): Call process_single_block_loop_latch
18946 function to empty single-basic-block latch block if possible.
18948 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18950 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18952 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18954 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18956 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18958 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18960 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18962 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18964 PR tree-optimization/34618
18965 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18968 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18971 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18972 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18973 Update copyright year.
18975 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18976 Update copyright year.
18977 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18980 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18982 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18983 edge does not point to current bb before changing need_assert.
18985 2008-01-04 Richard Guenther <rguenther@suse.de>
18987 PR middle-end/34029
18988 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18989 for verifying purposes if they are is_gimple_min_invariant.
18991 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18993 PR tree-optimization/34448
18994 PR tree-optimization/34465
18995 * gimplify.c (gimplify_init_constructor): Add new parameter
18996 notify_temp_creation. Use it.
18997 (gimplify_modify_expr_rhs): Take volatiles into account when
18998 optimizing constructors.
18999 Do not optimize constructors if gimplify_init_constructor will dump to
19001 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
19002 * gcc.c-torture/compile/pr34448.c: New.
19004 2008-01-04 Jakub Jelinek <jakub@redhat.com>
19006 PR gcov-profile/34609
19007 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
19008 return_slot if result is TREE_ADDRESSABLE.
19010 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
19012 * config/mips/mips.md (sqrt_condition): Tweak comment.
19013 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
19015 2008-01-03 Tom Tromey <tromey@redhat.com>
19018 * c-common.c (c_type_hash): Handle VLAs.
19020 2008-01-03 Jan Hubicka <jh@suse.cz>
19022 PR tree-optimization/31081
19023 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
19024 0 when inlining and not inlining to first basic block.
19025 (remap_decl): When var is initialized to 0, don't set default_def.
19026 (expand_call_inline): Set entry_bb.
19027 * tree-inline.h (copy_body_data): Add entry_bb.
19029 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19032 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19035 PR tree-optimization/29484
19036 * tree-inline.c (inline_forbidden_p_2): New function.
19037 (inline_forbidden_p): Disallow inlining if some static var
19038 has an address of a local LABEL_DECL in its initializer.
19039 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19042 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19044 PR tree-optimization/34635
19045 * tree-data-ref.c (add_other_self_distances): Make sure that the
19046 evolution step is constant.
19048 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19050 PR middle-end/34608
19051 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19053 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19055 * tree-sra.c (scalarize_init): Insert the generate_element_init
19056 statements after the generate_element_zero statements.
19058 2008-01-02 Richard Guenther <rguenther@suse.de>
19060 PR middle-end/34093
19061 PR middle-end/31976
19062 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19063 for very large number of operands instead of ICEing.
19065 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19068 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19069 while stack probing.
19071 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19073 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19076 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19078 PR libmudflap/26442
19079 * tree-mudflap.c (mx_register_decls): Guard warning by
19080 !DECL_ARTIFICIAL check.
19082 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19084 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19085 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19086 sse5_perm<mode>): Fix constraints.