1 2008-08-23 Jan Hubicka <jh@suse.cz>
3 * tree.c (decl_address_ip_invariant_p): New function.
4 * tree.h (decl_address_ip_invariant_p): Declare.
5 * gimple.c (strip_invariant_refs): Break out from ...
6 (is_gimple_invariant_address): ... here
7 (is_gimple_ip_invariant_address): New function.
8 (is_gimple_ip_invariant): New function.
9 * gimple.h (is_gimple_ip_invariant_address, is_gimple_ip_invariant):
12 * ipa-cp.c (ipcp_lat_is_const): Remove handling of IPA_CONST_VALUE_REF.
13 (ipcp_lat_is_insertable): All constants are insertable.
14 (ipcp_lattice_from_jfunc, ipcp_print_all_lattices): Remove handling of
16 (ipcp_initialize_node_lattices): Propagate all types of operands.
17 (build_const_val): Do not handle IPA_CONST_VALUE_REF.
18 (ipcp_create_replace_map): Reformat.
19 (ipcp_need_redirect_p): Simplify.
20 (ipcp_insert_stage): Check that argument is used before clonning.
21 * ipa-prop.c (ipa_print_node_jump_functions): Do not handle IPA_CONST_REF.
22 (compute_scalar_jump_functions): Simplify using is_gimple_ip_invariat.
23 (determine_cst_member_ptr): Keep wrapping ADDR_EXPR of members.
24 (update_call_notes_after_inlining): Expect ADDR_EXPR in operand.
25 * ipa-prop.h (jump_func_type): Remove IPA_CONST_REF.
26 (jump_func_type): Remove IPA_CONST_VALUE_REF.
27 * tree-inline.c (tree_function_versioning): Add variables referenced by
30 2008-08-23 Jan Hubicka <jh@suse.cz>
33 * i386.c (standard_80387_constant_p): Use optimize_size.
35 2008-08-23 Ira Rosen <irar@il.ibm.com>
37 PR tree-optimization/37161
38 * tree-vectorizer.h (vect_get_smallest_scalar_type): Declare.
39 * tree-vect-analyze.c (vect_get_smallest_scalar_type): New function.
40 (vect_determine_vectorization_factor): Move the scalar type
41 retrieval to vect_get_smallest_scalar_type.
42 (vect_build_slp_tree): Call vect_get_smallest_scalar_type to get
43 scalar type. Remove redundant computation.
44 * tree-vect-transform.c (vect_get_constant_vectors): Add argument.
45 (vect_get_slp_defs): Take the type of RHS into account if
46 necessary by calling vect_get_smallest_scalar_type. Call
47 vect_get_constant_vectors with additional argument.
49 2008-08-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
52 * doc/invoke.texi (Wwrite-strings): Clarify description.
54 2008-08-23 Ira Rosen <irar@il.ibm.com>
56 PR tree-optimization/37174
57 * tree-vect-analyze.c (vect_get_and_check_slp_defs): Check that the
58 def stmt is a part of the loop before accessing its stmt_vec_info.
60 2008-08-22 Anatoly Sokolov <aesok@post.ru>
63 * config/avr/avr.md (UNSPEC_SWAP): New constants.
64 (*swap): New insn pattern.
65 (*ashlqi3): Rename from ashlqi3 insn pattern.
66 (ashlqi3): New expanders.
67 (*lshrqi3): Rename from lshrqi3 insn pattern.
68 (lshrqi3): New expanders.
69 (ashlqi3_const4, ashlqi3_const5, ashlqi3_const6, lshrqi3_const4,
70 lshrqi3_const5, lshrqi3_const6): New splitters.
71 (andi, ashlqi3_l_const4, ashlqi3_l_const5, ashlqi3_l_const6,
72 lshrqi3_l_const4, lshrqi3_l_const5, lshrqi3_l_const6): Define
75 2008-08-22 Richard Guenther <rguenther@suse.de>
77 PR tree-optimization/37078
78 * tree-vrp.c (extract_range_from_unary_expr): Avoid generating
81 2008-08-22 Richard Guenther <rguenther@suse.de>
83 PR tree-optimization/37143
84 * tree-vect-transform.c (vect_create_cond_for_align_checks): Build
85 a conversion statement instead of a copy.
87 2008-08-22 Uros Bizjak <ubizjak@gmail.com>
90 * config/i386/i386.c (ix86_match_ccmode): Handle CCAmode,
91 CCCmode, CCOmode and CCSmode destination modes.
94 * config/i386/mmx.md (*vec_extractv2sf_0): Avoid combining registers
95 from different units in a single alternative.
96 (*vec_extractv2sf_1): Ditto.
97 (*vec_extractv2si_0): Ditto.
98 (*vec_extractv2si_1): Ditto.
99 * config/i386/sse.md (sse2_storehpd): Ditto.
100 (sse2_storelpd): Ditto.
101 (sse2_loadhpd): Ditto.
102 (sse2_loadlpd): Ditto.
105 * config/i386/i386.md (clzsi2_abm): Fix operand 1 constraints.
106 (popcountsi2): Ditto.
108 (popcountdi2): Ditto.
110 (popcounthi2): Ditto.
112 2008-08-22 Richard Guenther <rguenther@suse.de>
116 * fold-const.c (extract_muldiv_1): Optimize (X * C1) % C2 only
117 if the multiplication does not overflow.
119 2008-08-21 Nathan Sidwell <nathan@codesourcery.com>
121 * c-ppoutput.c (init_pp_output): Initialize src_line to 1.
123 2008-08-21 Richard Henderson <rth@redhat.com>
125 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Remove
126 spurrious comma from test.
127 * configure: Rebuild.
129 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
132 * builtins.c (fold_builtin_next_arg): Add warning about undefined
135 2008-08-21 Aldy Hernandez <aldyh@redhat.com>
137 * c-tree.h (grokfield): New argument.
138 * c-decl.c (grokfield): Handle new location argument.
139 * c-parser.c (c_parser_struct_declaration): Pass location to
142 2008-08-21 Richard Guenther <rguenther@suse.de>
144 * tree-ssa-ccp.c (ccp_fold): Fold VIEW_CONVERT_EXPRs of constants.
146 2008-08-21 Jan Hubicka <jh@suse.cz>
148 * cgraph.c (first_cgraph_function_insertion_hook): New variable.
149 (cgraph_add_function_insertion_hook,
150 cgraph_remove_function_insertion_hook,
151 cgraph_call_function_insertion_hooks): New functions.
152 * cgraph.h (cgraph_add_function_insertion_hook,
153 cgraph_remove_function_insertion_hook,
154 cgraph_call_function_insertion_hooks): Declare.
155 * ipa-reference.c (function_insertion_hook_holder): New variable.
156 (check_operand, look_for_address_of): When checking late, do not care
157 about module bitmaps.
158 (add_new_function): New function.
159 (generate_summary): Register hooks; zero module bitmaps.
160 (propagate): Unregister hooks.
161 * ipa-pure-const.c (function_insertion_hook_holder): New variable.
162 (add_new_function): New function.
163 (generate_summary): Register hook.
164 (propagate): Remove hook.
166 * ipa-cp.c (ipcp_need_redirect_p): Fix to not be constant 0.
168 * tree-pass.h (pass_ipa_cp): Make ipa_opt_pass.
169 * ipa-cp.c (ipcp_update_cloned_node): New function.
170 (build_const_val): Handle functions correctly; bring type logic
171 into sync with tree-inline.c
172 (ipcp_init_stage): Take care of computing stuff needed by
173 indirect inlining; update clones.
174 (ipcp_generate_summary): Break out of ipcp_driver.
175 (ipcp_driver): Do only execution and transformation.
176 (pass_ipa_cp): Make IPA_PASS.
177 * tree-ssa-ccp.c (fold_stmt_r): Check type before trying to fold
179 * ipa-inline.c (inline_indirect_intraprocedural_analysis): When doing
180 ipcp, some info is already available.
181 * ipa-prop.c (ipa_count_arguments): Grow edge lists as needed.
182 * tree-inline.c (remap_ssa_name): Unshare expression.
184 2008-08-21 Richard Guenther <rguenther@suse.de>
186 * tree-ssa-pre.c (insert_into_preds_of_block): Before inserting
187 a PHI ask VN if it is already available.
188 * tree-ssa-sccvn.h (vn_phi_lookup): Declare.
189 * tree-ssa-sccvn.c (vn_phi_lookup): Export.
191 2008-08-21 Richard Guenther <rguenther@suse.de>
194 * tree-chrec.c (chrec_apply): Always call chrec_fold_plus which
195 makes sure to produce a result of the correct type.
197 2008-08-21 Jan Hubicka <jh@suse.cz>
198 Backport from LTO branch:
200 2008-05-05 Kenneth Zadeck <zadeck@naturalbridge.com>
201 Jan Hubicka <jh@suse.cz>
204 (init_state, finish_state, set_function_state, generate_summary):
206 (scan_stmt): Renamed from scan_function. Changed to keep state in
207 local static vars rather than cgraph aux field.
208 (propagate): Renamed from static_execute. Changed to keep state in
209 local static vars rather than cgraph aux field.
210 (pass_ipa_pure_const): Changed from SIMPLE_IPA_PASS to IPA_PASS.
211 * tree-pass.h (pass_ipa_pure_const): Turn into IPA_PASS.
213 2008-07-15 Kenneth Zadeck <zadeck@naturalbridge.com>
215 * tree-pass.h (pass_ipa_reference): Make into ipa_opt_pass.
216 * ipa-reference.c (init_function_info, generate_summary,
217 propagate): New functions.
218 (analyze_function): Call init_function_info.
219 (static_execute): Stripped into generate_summary and propagate.
220 (pass_ipa_reference): Made into ipa_opt_pass.
222 2008-08-21 Richard Guenther <rguenther@suse.de>
224 PR tree-optimization/37181
225 * tree-vrp.c (extract_range_from_binary_expr): Check for NULL
227 (extract_range_from_unary_expr): Likewise.
229 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
231 * diagnostic.c (pedwarn_at): Rename as pedwarn.
233 * toplev.h (pedwarn_at): Likewise.
234 * builtins.c: Update all calls to pedwarn.
236 * toplev.c: Likewise.
237 * c-tree.h: Likewise.
238 * c-decl.c: Likewise.
239 * c-errors.c: Likewise.
240 * c-typeck.c: Likewise.
241 * c-common.c: Likewise.
242 * c-parser.c: Likewise.
244 2008-08-20 Joseph Myers <joseph@codesourcery.com>
247 * config/sparc/sparc.c (function_arg_slotno): Handle structure
248 with MODE_VECTOR_INT mode.
250 2008-08-21 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
253 * tree-ssa.c (warn_uninit): Do not warn for variables that can be
254 initialized outside the current module.
255 (warn_uninitialized_var): Ignore left-hand side when walking the
256 trees. Ignore address expressions. Examine VUSE operands in gimple
257 statements with a variable declaration on the right-hand side.
259 2008-08-20 Richard Sandiford <rdsandiford@googlemail.com>
262 * rtlanal.c (subreg_offset_representable_p): Revert last change.
264 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
267 * c-common.c (conversion_warning): Do not warn if applying bit-and
268 operator to unsigned constant that fits in the target type.
270 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
273 * c-common.c (conversion_warning): Do not warn for artificial
276 2008-08-20 Richard Guenther <rguenther@suse.de>
278 * tree-vrp.c (op_with_constant_singleton_value_range): New function.
279 (extract_range_from_binary_expr): Fall back to constant propagation.
280 (extract_range_from_unary_expr): Likewise.
282 2008-08-20 Richard Guenther <rguenther@suse.de>
284 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Do not mess
285 with TREE_THIS_VOLATILE on shared nodes.
286 (fold_stmt_r): Likewise.
288 2008-08-20 Jakub Jelinek <jakub@redhat.com>
291 * c-parser.c (c_parser_attributes): For keywords use canonical
292 spelling for attr_name.
294 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
296 * value-prof.c (check_counter): Revert wrong call to error.
298 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
300 * profile.c: Update calls to inform.
301 * value-prof.c: Update calls to inform.
303 2008-08-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
305 * diagnostic.c (inform): Add an explicit location_t parameter.
306 * toplev.h (inform): Update declaration.
307 * builtins.c: Update all calls to inform.
308 * c-common.c: Likewise.
309 * c-decl.c: Likewise.
310 * c-opts.c: Likewise.
312 * c-pragma.c: Likewise.
313 * c-typeck.c: Likewise.
314 * coverage.c: Likewise.
316 * toplev.c: Likewise.
317 * tree-cfg.c: Likewise.
318 * tree-ssa.c: Likewise.
320 2008-08-20 H.J. Lu <hongjiu.lu@intel.com>
323 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): In
324 V2DI mode, for SSE4.1, use movq instead of vector set if the
325 second element is zero and inter-unit moves are OK.
327 2008-08-20 Richard Guenther <rguenther@suse.de>
329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): More
330 properly handle conversion/copy chains after tuplification.
332 2008-08-20 Richard Guenther <rguenther@suse.de>
334 * passes.c (init_optimization_passes): Move the second
335 forwprop pass before alias computation. Remove the second
336 DCE pass. Remove the first dominator and phi copy/const
339 2008-08-20 Nick Clifton <nickc@redhat.com>
341 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Always test for assembler
342 support of this feature. Do not assume that a sufficiently new
343 assembler will support the feature regardless of the target type.
344 (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): Likewise.
345 * configure: Regenerate.
347 2008-08-20 Richard Guenther <rguenther@suse.de>
349 * tree-vrp.c (found_in_subgraph): Remove.
350 (live): New global static.
351 (live_on_edge): New function.
352 (blocks_visited): Remove.
353 (register_edge_assert_for_2): Use live_on_edge.
354 (find_conditional_asserts): Remove code dealing with
355 found_in_subgraph. Do not walk the CFG.
356 (find_switch_asserts): Likewise.
357 (find_assert_locations_1): Renamed from find_assert_locations.
358 Move finding assert locations for conditional and switch
359 statements first. Update live bitmap. Do not walk the CFG.
360 (find_assert_locations): New function.
361 (insert_range_assertions): Remove entry of CFG walk.
362 Adjust call to find_assert_locations.
363 * tree-ssa-pre.c (do_regular_insertion): Ignore critical edges
364 that only can appear because of fake exit edges but assert we
365 never try to insert on those.
366 (fini_pre): Do not remove fake exit edges here...
367 (execute_pre): ...but here, before committing edge inserts.
369 2008-08-19 Richard Guenther <rguenther@suse.de>
371 * passes.c (init_optimization_passes): Exchange store-ccp
374 2008-08-19 Rafael Espindola <espindola@google.com>
376 * varasm.c (weak_decls): Move earlier in the file.
377 (assemble_external): Add weak decls to the weak_decls list.
378 (declare_weak): Don't add decls to the weak_decls list.
380 2008-08-19 H.J. Lu <hongjiu.lu@intel.com>
383 * config/i386/sse.md (sse2_punpckhqdq, sse2_punpcklqdq): Moved
384 before (sse2_shufpd_<mode>).
386 2008-08-19 Jakub Jelinek <jakub@redhat.com>
389 * pretty-print.c (pp_base_format): Deal with recursive BLOCK trees.
390 * tree.c (block_nonartificial_location): Likewise.
392 2008-08-19 Richard Guenther <rguenther@suse.de>
394 PR tree-optimization/35972
395 PR tree-optimization/23094
396 * tree-ssa-sccvn.h (vn_reference_lookup_pieces): Add maywalk
398 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Properly
399 handle MISALIGNED_INDIRECT_REF.
400 (get_ref_from_reference_ops): New helper.
401 (vn_reference_lookup_pieces): Walk the use-def chain using the
402 alias-oracle if requested.
403 * tree-ssa-pre.c (phi_translate_1): Do reference lookup with
404 walking the use-def chain.
405 (compute_avail): But not here.
406 (create_component_ref_by_pieces_1): Properly handle
407 MISALIGNED_INDIRECT_REF.
408 (do_regular_insertion): Handle fully redundant
409 expressions after PHI-translation also for SSA_NAME values, not
410 only constants. Correctly use edoubleprime for that.
412 2008-08-19 Ira Rosen <irar@il.ibm.com>
414 * tree-vectorizer.c (supportable_widening_operation): Support
415 multi-step conversion, return the number of steps in such conversion
416 and the required intermediate types.
417 (supportable_narrowing_operation): Likewise.
418 * tree-vectorizer.h (vect_pow2): New function.
419 (supportable_widening_operation): Change argument types.
420 (supportable_narrowing_operation): Likewise.
421 (vectorizable_type_promotion): Add an argument.
422 (vectorizable_type_demotion): Likewise.
423 * tree-vect-analyze.c (vect_analyze_operations): Call
424 vectorizable_type_promotion and vectorizable_type_demotion with
426 (vect_get_and_check_slp_defs): Detect patterns.
427 (vect_build_slp_tree): Add an argument, don't fail in case of multiple
429 (vect_analyze_slp_instance): Don't fail in case of multiple types. Call
430 vect_build_slp_tree with correct arguments. Calculate unrolling factor
431 according to the smallest type in the loop.
432 (vect_detect_hybrid_slp_stmts): Include statements from patterns.
433 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Call
434 supportable_widening_operation with correct arguments.
435 * tree-vect-transform.c (vect_get_slp_defs): Allocate output vector
436 operands lists according to the number of vector statements in left
437 or right node, if exists.
438 (vect_gen_widened_results_half): Remove unused argument.
439 (vectorizable_conversion): Call supportable_widening_operation,
440 supportable_narrowing_operation, and vect_gen_widened_results_half
441 with correct arguments.
442 (vectorizable_assignment): Change documentation, support multiple
444 (vectorizable_operation): Likewise.
445 (vect_get_loop_based_defs): New function.
446 (vect_create_vectorized_demotion_stmts): Likewise.
447 (vectorizable_type_demotion): Support loop-aware SLP and general
448 multi-step conversion. Call vect_get_loop_based_defs and
449 vect_create_vectorized_demotion_stmts for transformation.
450 (vect_create_vectorized_promotion_stmts): New function.
451 (vectorizable_type_promotion): Support loop-aware SLP and general
452 multi-step conversion. Call vect_create_vectorized_promotion_stmts
454 (vectorizable_store): Change documentation, support multiple
456 (vectorizable_load): Likewise.
457 (vect_transform_stmt): Pass SLP_NODE to
458 vectorizable_type_promotion and vectorizable_type_demotion.
459 (vect_schedule_slp_instance): Move here the calculation of number
460 of vectorized statements for each node from...
461 (vect_schedule_slp): ... here.
462 (vect_transform_loop): Call vect_schedule_slp without the last
465 2008-08-19 Dorit Nuzman <dorit@il.ibm.com>
468 * tree-vect-transform.c (vect_create_epilog_for_reduction): Change =
469 to == in assert statement.
470 (vectorizable_reduction): Fix typo.
472 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
475 * value-prof.c (check_counter): Dereference pointer to overall
476 count when printing it.
478 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
480 * profile.h: Really add it.
482 2008-08-18 H.J. Lu <hongjiu.lu@intel.com>
484 * mcf.c: Really add it.
486 2008-08-18 Paul Yuan <yingbo.com@gmail.com>
487 Vinodha Ramasamy <vinodha@google.com>
489 * cgraph.c (cgraph_edge): Handle inconsistent counts when setting
491 * value-prof.c (check_counter): Fix the counter if
492 flag_profile_correction is true.
493 (tree_divmod_fixed_value_transform, tree_mod_pow2_value_transform,
494 tree_mod_subtract_transform):
495 Follow check_counter parameter change.
496 * common.opt (fprofile-correction): New option.
498 * profile.h: Likewise.
499 * profile.c (edge_info, EDGE_INFO): Moved to new file profile.h.
500 (sum_edge_counts, is_edge_inconsistent, correct_negative_edge_counts,
501 is_inconsistent, set_bb_counts, read_profile_edge_counts): New
503 (compute_branch_probabilities): Refactored. Invokes mcf_smooth_cfg if
504 flag_profile_correction is set.
506 2008-08-18 Richard Sandiford <rdsandiford@googlemail.com>
508 * rtlanal.c (subreg_offset_representable_p): Check HARD_REGNO_MODE_OK.
510 2008-08-18 Tomas Bily <tbily@suse.cz>
512 * tree.h (IS_CONVERT_EXPR_CODE_P): Renamed to CONVERT_EXPR_CODE_P.
513 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Use
515 * tree-data-ref.c (split_constant_offset_1): Likewise.
516 * tree-inline.c (estimate_operator_cost): Use CASE_CONVERT.
517 * tree-sra.c (sra_walk_expr): Likewise.
518 * matrix-reorg.c (ssa_accessed_in_assign_rhs): Likewise.
519 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
520 * gimple.h (gimple_assign_cast_p): Use CONVERT_EXPR_CODE_P.
521 * tree-ssa-structalias.c (find_func_aliases, find_func_aliases):
523 * gimple.c (gimple_assign_unary_nop_p): Likewise.
524 * tree-vect-transform.c (vectorizable_type_demotion)
525 (vectorizable_type_promotion): Likewise.
526 * tree-inline.c (expand_call_inline):
527 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
528 (forward_propagate_addr_expr_1, forward_propagate_comparison)
529 (tree_ssa_forward_propagate_single_use_vars): Likewise.
530 * expr.c (expand_expr_real_1): Likewise.
531 * tree-ssa-dom.c (hashable_expr_equal_p, iterative_hash_hashable_expr)
532 (gimple_assign_unary_useless_conversion_p): Likewise.
533 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
534 * tree-ssa-ccp.c (ccp_fold, fold_gimple_assign): Likewise.
535 * fold-const.c (fold_unary): Likewise.
536 * tree.h (CONVERT_EXPR_P): Likewise.
537 * tree.c (simple_cst_equal, iterative_hash_expr): Likewise.
538 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
540 (register_edge_assert_for_2, extract_range_from_unary_expr)
541 (register_edge_assert_for_1): Likewise.
543 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
545 * real.h (dconst_e, dconst_third, dconst_sqrt2, dconst_e_ptr,
546 dconst_third_ptr, dconst_sqrt2_ptr): Declare.
547 (enum real_value_const): Delete.
548 (get_real_const): Delete.
549 * real.c (get_real_const): Delete.
550 (dconst_e_ptr): Define.
551 (dconst_third_ptr): Define.
552 (dconst_sqrt2_ptr): Define.
553 * builtins.c: Update all callers.
555 2008-08-18 Richard Guenther <rguenther@suse.de>
557 * tree-ssa-reassoc.c (reassociate_bb): Properly reset the
558 statement iterator after statement removal.
560 2008-08-18 Andreas Tobler <a.tobler@schweiz.org>
562 * config/rs6000/driver-rs6000.c (detect_caches_freebsd): New function.
563 (detect_processor_freebsd): Likewise.
564 (host_detect_local_cpu): Call newly added functions for FreeBSD.
566 2008-08-18 Richard Guenther <rguenther@suse.de>
568 * tree-cfg.c (verify_types_in_gimple_assign): Verify copies
569 and loads have the correct types.
571 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
574 * c-opts.c (cpp_opts): Remove static.
575 * c-parser.c (cpp_opts): Declare it extern.
576 (disable_extension_diagnostics): Handle cpp options.
577 (enable_extension_diagnostics): Likewise.
579 2008-08-18 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
581 * diagnostics.c (permerror_at): Rename as permerror.
583 * toplev.h: Likewise.
585 2008-08-18 Richard Guenther <rguenther@suse.de>
587 * passes.c (init_optimization_passes): Remove cleanup_cfg1,
588 sdse1 and addressables2 passes. Replace dce1 with cddce1.
589 Move call_cdce before build_alias. Move copyrename2,
590 cunrolli and ccp2 beafore build_alias. Re-add addressable2
591 right after final inlining.
592 * tree-cfg.c (build_gimple_cfg): Do not dump function here.
593 (pass_build_cfg): But instead via TODO_dump_func.
595 2008-08-18 Richard Guenther <rguenther@suse.de>
597 * tree-sra.c (generate_element_init_1): Deal with NULL constructor
599 (scalarize_init): If we failed to generate some initializers
600 do not generate zeros for not instantiated members. Instead
601 rely on the copy out.
602 * tree-ssa-operands.c (get_addr_dereference_operands): Warn
603 about missing flow-sensitive alias info only if we have
606 2008-08-17 Nick Clifton <nickc@redhat.com>
608 * doc/extend.texi (Function Attributes): Fix typo in description
609 if hot function attribute.
611 2008-08-17 Daniel Jacobowitz <dan@codesourcery.com>
612 Richard Sandiford <rdsandiford@googlemail.com>
614 * doc/install.texi (--with-mips-plt): Document.
615 * doc/invoke.texi (-mplt, -mno-plt): Document.
616 * config.gcc (mips*-*-*): Add mips-plt to supported_defaults
617 and handle ${with_mips_plt}.
618 * config/mips/mips.opt (mplt): New option.
619 * config/mips/mips.h (TARGET_ABICALLS_PIC0): New macro.
620 (TARGET_ABICALLS_PIC2): Likewise.
621 (TARGET_GPWORD): Return false for TARGET_ABSOLUTE_ABICALLS.
622 (OPTION_DEFAULT_SPECS): Add a mips-plt entry.
623 (ASM_SPEC): Use !mabi=* instead of !mabi*.
624 (MIPS_CALL): Use TARGET_ABICALLS_PIC2 instead of TARGET_ABICALLS
625 to decide whether to output ".option picX" directives.
626 * config/mips/linux.h (SUBTARGET_ASM_SPEC): Remove -mabi=64 handling.
627 Pass -call_nonpic rather than -KPIC for -mplt.
628 (BASE_DRIVER_SELF_SPECS): Remove -mplt if -mno-shared is not present
629 on the command line. Also remove it when -mabi=64 is used without
631 * config/mips/linux64.h (SUBTARGET_ASM_SPEC): Delete.
632 * config/mips/mips.c (mips_use_pic_fn_addr_reg_p): Handle
633 TARGET_ABICALLS_PIC0.
634 (mips_classify_symbol): Use TARGET_ABICALLS_PIC2 instead of
636 (mips16_build_function_stub): Only output ".option pic" directives
637 and PIC stubs if TARGET_ABICALLS_PIC2. Call through $25 instead of $1.
638 (mips16_build_call_stub): Fix comment and remove redundant
639 ".set at"/"set .noat" directives.
640 (mips_function_rodata_section): Use the default behaviour for
641 TARGET_ABSOLUTE_ABICALLS.
642 (mips_file_start): Emit ".option pic0" for TARGET_ABICALLS_PIC0.
643 (mips_global_pointer): Handle TARGET_ABICALLS_PIC0.
644 (mips_restore_gp): Do nothing if the current function doesn't use
646 (mips_expand_prologue): Only save $gp if the current function uses it.
647 Use a normal move for TARGET_ABICALLS_PIC0.
648 (mips_override_options): Only set flag_pic if TARGET_ABICALLS_PIC2.
650 2008-08-17 Richard Sandiford <rdsandiford@googlemail.com>
652 * config/mips/mips.c (mips_save_reg_p): Don't short-circuit rest
653 of function when handling GLOBAL_POINTER_REGNUM.
655 2008-08-16 Eric Botcazou <ebotcazou@adacore.com>
658 * common.opt (-fstack-check): Do not declare the variable here.
659 (-fstack-check=): New option variant.
660 * doc/invoke.texi (Code Gen Options): Document it.
661 * expr.h (STACK_OLD_CHECK_PROTECT): New macro.
662 (STACK_CHECK_PROTECT): Bump to 3 pages if DWARF-2 EH is used.
663 (STACK_CHECK_STATIC_BUILTIN): New macro.
664 * doc/tm.texi (Stack Checking): Document STACK_CHECK_STATIC_BUILTIN.
665 * opts.c: Include expr.h.
666 (common_handle_option) <OPT_fold_stack_check_>: New case.
667 <OPT_fstack_check>: Likewise.
668 * calls.c (initialize_argument_information): Use TYPE_SIZE_UNIT
669 consistently in the test for variable-sized types. Adjust for
670 new behaviour of flag_stack_check.
671 * explow.c: Include except.h.
672 (allocate_dynamic_stack_space): Do not take into account
673 STACK_CHECK_MAX_FRAME_SIZE for static builtin stack checking.
674 * function.c (gimplify_parameters): Use DECL_SIZE_UNIT in the test
675 for variable-sized parameters. Treat all parameters whose size is
676 greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized if generic
677 stack checking is enabled.
678 * gimplify.c (gimplify_decl_expr): Treat non-static objects whose
679 size is greater than STACK_CHECK_MAX_VAR_SIZE as variable-sized
680 if generic stack checking is enabled.
681 (expand_function_end): Adjust for new behaviour of flag_stack_check.
682 * reload1.c (reload): Likewise.
683 * stmt.c (expand_decl): Assert that all automatic variables have
684 fixed size at this point and remove dead code.
685 * flags.h (stack_check_type): New enumeration type.
686 (flag_stack_check): Declare.
687 * toplev.c (flag_stack_check): New global variable.
688 * Makefile.in (opts.o): Add dependency on EXPR_H.
689 (explow.o): Add dependency on except.h.
691 2008-08-16 Andy Hutchinson <hutchinsonandy@aim.com>
693 * config/avr/avr.c (avr_override_options): Reduce value of
694 PARAM_INLINE_CALL_COST.
696 2008-08-15 Eric Botcazou <ebotcazou@adacore.com>
698 * expr.c (expand_expr_real_1) <VIEW_CONVERT_EXPR>: When converting
699 to BLKmode, try to fetch an inner memory reference. Use 'mode' in
700 lieu of TYPE_MODE (type) throughout.
702 2008-08-15 Joseph Myers <joseph@codesourcery.com>
704 * config/arm/arm.c (add_minipool_backward_ref): Check for
705 8-byte-aligned entries in second case of forcing insertion after a
706 particular entry. Change third case to avoid inserting
707 non-8-byte-aligned entries before 8-byte-aligned ones.
709 2008-08-15 Richard Guenther <rguenther@suse.de>
711 * tree-ssa-ccp.c (maybe_fold_offset_to_reference): Do not
712 strip components for unknown size accesses.
714 2008-08-15 Wolfgang Gellerich <gellerich@de.ibm.com>
716 * config/s390/2097.md New file.
717 * config/s390/s390.md ("z10prop" attribute): Define none,
718 z10_super, z10_super_E1, z10_super_A1, z10_super_c,
719 z10_super_c_E1, z10_fwd, z10_fwd_A1, z10_fwd_A3, z10_fwd_E1,
720 z10_rec, z10_fr, z10_fr_A3, z10_fr_E1, z10_c, and z10_cobra as
721 possible values and apply them to insns as appropriate.
722 ("type" attribute): Removed itof and added ftrunctf,ftruncdf,
723 ftruncsd, ftruncdd, itoftf, itofdf, itofsf, itofdd, itoftd,
724 fdivdd, fdivtd, floaddd, floadsd, fmuldd, fmultd, fsimpdd,
725 fsimpsd, fsimptd, fstoredd, fstoresd, ftoidfp as possible
727 ("bfp" mode attribute): Removed. Every occurence replaced
729 * config/s390/s390.c (struct "z10_cost"): Updated entries.
730 * config/s390/2084.md (insn_reservation "x_itof"): Updated
733 2008-08-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
736 * c-parser.c (c_lex_one_token): Do not store the canonical spelling
739 2008-08-14 Dorit Nuzman <dorit@il.ibm.com>
741 * tree-vect-transform.c (vect_create_epilog_for_reduction): Takes an
742 additional argument. Support reduction when duplication is needed due
743 to data-types of different sizes in the loop.
744 (get_initial_def_for_induction): Fix printout.
745 (vect_get_vec_def_for_stmt_copy): Support case where the
746 vec_stmt_for_operand is a phi node.
747 (vectorizable_reduction): Support reduction when duplication is needed
748 due to data-types of different sizes in the loop.
749 (vectorizable_call): Remove restriction to not vectorize in case we
750 have data-types of different sizes in the loop.
751 (vectorizable_conversion): Likewise.
752 (vectorizable_operation): Likewise.
753 (vectorizable_type_demotion): Likewise.
754 (vectorizable_type_promotion): Likewise.
755 (vectorizable_induction): Add restriction to not vectorize in case
756 we have data-types of different sizes in the loop.
758 2008-08-14 Christophe Saout <christophe@saout.de>
759 Uros Bizjak <ubizjak@gmail.com>
762 * config/i386/sse.md (vec_concatv2di): Remove movlps alternative.
763 (*vec_concatv2di_rex64_sse4_1): Ditto.
764 (*vec_concatv2di_rex64_sse): Ditto.
766 2008-08-14 Jakub Jelinek <jakub@redhat.com>
769 * fold-const.c (fold_widened_comparison): Do not allow
770 sign changes that change the result even if shorter type
771 is wider than arg1_unw's type.
773 2008-08-13 Kazu Hirata <kazu@codesourcery.com>
775 * gcc.dg/arm-g2.c, gcc.dg/arm-mmx-1.c, gcc.dg/arm-scd42-2.c:
776 Skip if the multilib testing specifies -march that does not
777 agree with the one specified in the testcase.
779 2008-08-13 Joseph Myers <joseph@codesourcery.com>
781 * config/sparc/sparc.c (emit_soft_tfmode_cvt): Explicitly sign or
782 zero extend SImode values being converted to TFmode before passing
785 2008-08-13 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
787 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Predefine
788 __PPU__ when targeting the Cell/B.E. PPU processor.
790 2008-08-13 Eric Botcazou <ebotcazou@adacore.com>
792 * gimple.h (gimple_call_set_chain): Accept SSA variables.
793 * tree-ssa-pre.c (create_component_ref_by_pieces_1) <CALL_EXPR>:
794 Rematerialize the static chain, if any.
795 * tree-ssa-sccvn.c (copy_reference_ops_from_call): Also copy the
798 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
800 * dwarf2out.c (dwarf_stack_op_name): Remove prototype.
801 (new_loc_descr): Likewise.
802 (add_loc_descr): Likewise.
803 (size_of_loc_descr): Likewise.
804 (size_of_locs): Likewise.
805 (output_loc_operands): Likewise.
806 (output_loc_sequence): Likewise.
807 (new_reg_loc_descr): New.
808 (build_cfa_loc): Use it.
809 (build_cfa_aligned_loc): Likewise.
810 (one_reg_loc_descriptor): Likewise.
811 (based_loc_descr): Likewise.
813 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
816 * doc/invoke.texi (Wmain): Update.
817 * c-decl.c (start_decl): warn_main is only 0 or 1.
818 (start_function): Likewise. Fix formatting.
819 (finish_function): Delete redundant warning.
820 * c.opt (Wmain): Add Var(warn_main) and Init(-1).
821 * c-opts (c_common_handle_option): -Wall only has effect if
822 warn_main is uninitialized. OPT_Wmain is automatically
823 handled. -pedantic also enables Wmain.
824 (c_common_post_options): Handle all logic for Wmain here.
825 * c-common.c (warn_main): Delete.
826 (check_main_parameter_types): Make pedwarns conditional on
828 * c-common.h (warn_main): Delete.
830 2008-08-13 H.J. Lu <hongjiu.lu@intel.com>
833 * expr.c (emit_group_store): Allocate stack temp with the
834 largest alignment when copying from register to stack.
836 2008-08-13 Richard Guenther <rguenther@suse.de>
838 * tree.h (maybe_fold_offset_to_address): Declare.
839 * tree-ssa-ccp.c (surely_varying_stmt_p): Fix typo in last commit.
840 (ccp_fold): Handle pointer conversions the same as fold_stmt.
841 Likewise for POINTER_PLUS_EXPR.
842 (maybe_fold_offset_to_reference): Enable disabled code.
843 (maybe_fold_offset_to_address): New function.
844 (fold_stmt_r): Use it.
845 (fold_gimple_assign): Likewise.
846 * gimplify.c (gimplify_conversion): Use maybe_fold_offset_to_address.
847 (gimplify_expr): Likewise.
849 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
851 * toplev.h (pedwarn_at): Fix declaration.
853 2008-08-13 Joseph Myers <joseph@codesourcery.com>
855 * config/sparc/linux64.h (LINK_ARCH32_SPEC, LINK_ARCH64_SPEC,
856 LINK_SPEC): Use %R in -Y P argument.
858 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
861 * diagnostic.c (pedwarn_at): New.
862 * toplev.h (pedwarn_at): Declare.
863 * c-tree.h (build_enumerator): Update declaration.
864 * c-decl.c (finish_enum): Update comment.
865 (build_enumerator): Take a location parameter. Give a pedwarn but do
866 not perform any conversion.
867 * c-parser.c (c_parser_enum_specifier): Set correct location for
870 2008-08-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
873 * c-common.c (conversion_warning): Use a switch. Ignore boolean
874 expressions except for conversions to signed:1 bitfields. Handle
875 COND_EXPR with constant operands.
877 2008-08-13 Richard Guenther <rguenther@suse.de>
879 PR tree-optimization/15255
880 * tree-ssa-reassoc.c (linearize_expr_tree): Declare.
881 (struct oecount_s): New struct and VEC types.
883 (oecount_hash): New function.
884 (oecount_eq): Likewise.
885 (oecount_cmp): Likewise.
886 (zero_one_operation): New function.
887 (build_and_add_sum): Likewise.
888 (undistribute_ops_list): Perform un-distribution of multiplication
889 and division on the chain of summands.
890 (should_break_up_subtract): Also break up subtracts for factors.
891 (reassociate_bb): Delete dead visited statements.
892 Call undistribute_ops_list. Re-sort and optimize if it did something.
893 * passes.c (init_optimization_passes): Move DSE before
895 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Correctly handle
898 2008-08-12 Janis Johnson <janis187@us.ibm.com>
900 * doc/invoke.texi (-fipa-pta): Say the option is experimental.
902 * doc/invoke.texi: Revert unintended checkin.
904 2008-08-12 Nathan Froyd <froydnj@codesourcery.com>
907 * gcc.c (include_spec_function): Tweak call to find_a_file.
909 2008-08-12 Jakub Jelinek <jakub@redhat.com>
912 * expr.c (expand_expr_real_1): Handle TRUTH_ANDIF_EXPR
914 * dojump.c (do_jump): Likewise.
916 PR tree-optimization/37084
917 * tree-inline.c (copy_bb): Call gimple_regimplify_operands
918 if id->regimplify, don't assume stmt is a cast assignment.
920 2008-08-12 Anatoly Sokolov <aesok@post.ru>
922 * final.c (final_scan_insn): Use app_enable/app_disable functions.
924 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
927 * builtins.c (do_mpfr_bessel_n): Fix copy-and-paste bug introduced
930 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
932 * defaults.h (TARGET_FLOAT_FORMAT): Remove.
933 (UNKNOWN_FLOAT_FORMAT, IEEE_FLOAT_FORMAT, VAX_FLOAT_FORMAT): Remove.
935 * config/alpha/alpha.h (TARGET_FLOAT_FORMAT): Remove.
936 * config/iq2000/iq2000.h (TARGET_FLOAT_FORMAT): Remove.
937 * config/pdp11/pdp11.h (TARGET_FLOAT_FORMAT): Remove.
938 * config/score/score.h (TARGET_FLOAT_FORMAT): Remove.
939 * config/vax/vax.h (TARGET_FLOAT_FORMAT): Remove.
941 * doc/tm.texi (Storage Layout): Remove documentation for
944 * simplify-rtx.c (simplify_binary_operation_1): Replace
945 TARGET_FLOAT_FORMAT check by appropriate HONOR_... checks.
947 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
949 * real.h (struct real_format): New member has_sign_dependent_rounding.
950 * real.c (ieee_single_format, mips_single_format, motorola_single_format,
951 spu_single_format, ieee_double_format, mips_double_format,
952 motorola_double_format, ieee_extended_motorola_format,
953 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
954 ieee_extended_intel_96_round_53_format, ibm_extended_format,
955 mips_extended_format, ieee_quad_format, mips_quad_format,
956 vax_f_format, vax_d_format, vax_g_format): Initialize it.
957 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
959 * defaults.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
960 MODE_HAS_SIGNED_ZEROS, MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
961 * config/spu/spu.h (MODE_HAS_NANS, MODE_HAS_INFINITIES,
962 MODE_HAS_SIGN_DEPENDENT_ROUNDING): Remove.
963 (ROUND_TOWARDS_ZERO): Likewise.
965 * real.h (REAL_MODE_FORMAT): Protect MODE against macro expansion.
966 (FLOAT_MODE_FORMAT): New macro.
967 (REAL_MODE_FORMAT_COMPOSITE_P): Remove, replace by ...
968 (MODE_COMPOSITE_P): ... this new macro.
969 (MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
970 MODE_HAS_SIGN_DEPENDENT_ROUNDING): New macros.
971 * machmode.h (GET_MODE_INNER): Cast result to enum machine_mode.
973 * flags.h: Include "real.h".
975 * fold-const.c (const_binop): Use MODE_COMPOSITE_P instead of
976 REAL_MODE_FORMAT_COMPOSITE_P.
977 * simplify-rtx.c (simplify_const_binary_operation): Likewise.
979 * doc/tm.texi (Storage Layout): Remove documentation of
980 MODE_HAS_NANS, MODE_HAS_INFINITIES, MODE_HAS_SIGNED_ZEROS,
981 MODE_HAS_SIGN_DEPENDENT_ROUNDING. Update documentation of
982 ROUND_TOWARDS_ZERO and LARGEST_EXPONENT_IS_NORMAL to clarify
983 they only apply to libgcc2.a.
985 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
987 * config/spu/float_disf.c: New file.
988 * config/spu/float_unsdisf.c: New file.
989 * config/spu/t-elf (LIB2FUNCS_STATIC_EXTRA): Add them.
990 (LIB2FUNCS_EXCLUDE): Define.
992 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
993 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
995 * real.h (struct real_format): New member round_towards_zero.
996 * real.c (round_for_format): Respect fmt->round_towards_zero.
997 (ieee_single_format, mips_single_format, motorola_single_format,
998 spu_single_format, ieee_double_format, mips_double_format,
999 motorola_double_format, ieee_extended_motorola_format,
1000 ieee_extended_intel_96_format, ieee_extended_intel_128_format,
1001 ieee_extended_intel_96_round_53_format, ibm_extended_format,
1002 mips_extended_format, ieee_quad_format, mips_quad_format,
1003 vax_f_format, vax_d_format, vax_g_format): Initialize it.
1004 * config/pdp11/pdp11.c (pdp11_f_format, pdp11_d_format): Likewise.
1006 * builtins.s (do_mpfr_arg1): Consider round_towards_zero member of
1007 real_format to choose rounding mode when calling MPFR functions.
1008 (do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Likewise.
1009 (do_mpfr_bessel_n, do_mpfr_remquo, do_mpfr_lgamma_r): Likewise.
1011 * real.h (real_to_decimal_for_mode): Add prototype.
1012 * real.c (real_to_decimal_for_mode): Renames old real_to_decimal.
1013 Respect target rounding mode when generating decimal representation.
1014 (real_to_decimal): New stub for backwards compatibility.
1015 * c-cppbuiltin.c (builtin_define_with_hex_fp_value): Use
1016 real_to_decimal_for_mode instead of real_to_decimal.
1018 * config/spu/spu.md ("floatdisf2", "floatunsdisf2"): New.
1020 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1021 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
1023 * real.c (spu_single_format): New variable.
1024 * real.h (spu_single_format): Declare.
1026 * config/spu/spu.c (spu_override_options): Install SFmode format.
1027 (spu_split_immediate): Use integer mode to operate on pieces of
1028 floating-point values in all cases.
1030 * config/spu/spu.md (UNSPEC_FLOAT_EXTEND, UNSPEC_FLOAT_TRUNCATE): New.
1031 ("extendsfdf2"): Use UNSPEC_FLOAT_EXTEND instead of FLOAT_EXTEND.
1032 ("truncdfsf2"): Use UNSPEC_FLOAT_TRUNCATE instead of FLOAT_TRUNCATE.
1034 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1036 * config/spu/spu.c (spu_safe_dma): Respect TARGET_SAFE_DMA.
1038 2008-08-12 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1040 * config/spu/spu.h (DWARF_FRAME_RETURN_COLUMN): Define.
1042 2008-08-12 Jakub Jelinek <jakub@redhat.com>
1045 * gimplify.c (gimplify_modify_expr_rhs): Test TREE_READONLY
1046 on the VAR_DECL instead of TYPE_READONLY on its type.
1048 2008-08-12 Ira Rosen <irar@il.ibm.com>
1050 * tree-vectorizer.c: Depend on langhooks.h.
1051 (supportable_widening_operation): Add two arguments. Support double
1053 (supportable_narrowing_operation): Likewise.
1054 * tree-vectorizer.h (supportable_widening_operation): Add two
1056 (supportable_narrowing_operation): Likewise.
1057 * tree-vect-patterns.c (vect_recog_widen_mult_pattern) : Call
1058 supportable_widening_operation with correct arguments.
1059 * tree-vect-transform.c (vectorizable_conversion): Likewise.
1060 (vectorizable_type_demotion): Support double type conversions.
1061 (vectorizable_type_promotion): Likewise.
1062 * Makefile.in (tree-vectorizer.o): Depend on langhooks.h.
1064 2008-08-11 Michael Matz <matz@suse.de>
1066 * i386/i386.c (override_options): Move initialisation from
1067 flag_schedule_insns_after_reload to here from ...
1068 (optimization_options): ... here.
1070 2008-08-11 Jakub Jelinek <jakub@redhat.com>
1072 PR rtl-optimization/36998
1073 * dwarf2out.c (compute_barrier_args_size_1,
1074 compute_barrier_args_size): Temporarily remove assertions.
1076 2008-08-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1079 * tree-ssa.c (struct walk_data): Add new flag
1080 warn_possibly_uninitialized.
1081 (warn_uninitialized_var): Use it.
1082 (warn_uninitialized_vars): New.
1083 (execute_early_warn_uninitialized): Call it.
1084 (execute_late_warn_uninitialized): Likewise.
1086 2008-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
1089 * reload1.c (gen_reload): Guard calls to get_secondary_mem
1092 2008-08-09 Jan Hubicka <jh@suse.cz>
1095 * optabs.c (maybe_emit_unop_insn): Remove produced code if
1097 (expand_fix): Be prepared for expansion to fail.
1098 (expand_sfix_optab): Remove instructions if expansion failed.
1100 2008-08-09 Anatoly Sokolov <aesok@post.ru>
1102 * config/avr/avr.c (avr_mcu_types): Move the AT43USB320 device to
1104 * config/avr/avr.h (CRT_BINUTILS_SPECS): (Ditto.).
1105 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1107 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1109 * config.gcc (mips*-*-linux*, mips64*-*-linux*): Add
1110 mips/t-libgcc-mips16 to tmake_file.
1111 * config/mips/mips-protos.h (mips_call_type): New enum.
1112 (mips_pic_base_register, mips_got_load): Declare.
1113 (mips_restore_gp): Take an rtx argument.
1114 (mips_use_pic_fn_addr_reg_p): Declare.
1115 (mips_expand_call): Replace the sibcall_p argument with
1116 a mips_call_type argument. Add a lazy_p parameter.
1117 (mips_split_call): Declare.
1118 * config/mips/mips.h (MIPS16_PIC_TEMP_REGNUM): New macro.
1119 (MIPS16_PIC_TEMP): Likewise.
1120 (reg_class): Delete M16_NA_REGS.
1121 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
1122 (SYMBOL_FLAG_BIND_NOW, SYMBOL_REF_BIND_NOW_P): New macros.
1123 (mips_split_hi_p): Declare.
1124 * config/mips/mips.c (mips_split_hi_p): New array.
1125 (mips_regno_to_class): Change M16_NA_REGS entries to M16_REGS.
1126 (mips_got_symbol_type_p): New function.
1127 (mips_global_symbol_p): Check SYMBOL_REF_EXTERNAL_P.
1128 (mips16_stub_function_p): New function.
1129 (mips16_local_function_p): Likewise.
1130 (mips_use_pic_fn_addr_reg_p): Likewise.
1131 (mips_cannot_force_const_mem): Return false for HIGHs.
1132 Extend CONST_INT and symbolic handling to MIPS16, using
1133 mips_symbol_insns to check that the base symbol type is a
1134 legitimate constant. Reject GOT-based constants if
1135 TARGET_MIPS16_PCREL_LOADS.
1136 (mips_const_insns): Check targetm.cannot_force_const_mem when
1137 decomposing a symbolic base and a large offset.
1138 (mips_emit_call_insn): Add ORIG_ADDR and ADDR parameters.
1139 When calling a function that needs $25 from MIPS16 code,
1140 move the target address into $25 separately and add a USE
1142 (mips16_gp_pseudo_reg): Insert the initializer immediately
1143 before the first real insn.
1144 (mips_pic_base_register, mips_got_load): New functions.
1145 (mips_split_symbol): Generalize the name of the LO_SUM_OUT
1146 parameter to LOW_OUT. Say that it can be any valid SET_SRC
1147 when splitting a load-address operation. Split SYMBOL_GOT_DISP
1148 constants and highs of SYMBOL_GOT_PAGE_OFST constants.
1149 (mips_call_tls_get_addr): Update the call to mips_expand_call,
1150 also passing NULL_RTX rather than const0_rtx as the aux argument.
1151 (mips_rewrite_small_data_p): Check mips_lo_relocs and mips_split_p
1152 instead of TARGET_EXPLICIT_RELOCS.
1153 (mips_ok_for_lazy_binding_p): Check SYMBOL_REF_BIND_NOW_P.
1154 (mips_load_call_address): Replace the sibcall_p argument with
1155 a mips_call_type argument. Use mips_got_load.
1156 (mips16_local_alias): New structure.
1157 (mips16_local_aliases): New variable.
1158 (mips16_local_aliases_hash): New function.
1159 (mips16_local_aliases_eq): Likewise.
1160 (mips16_local_alias): Likewise.
1161 (mips16_stub_function): Likewise.
1162 (mips16_build_function_stub): Create a local alias for the target
1163 function. Handle TARGET_ABICALLS. For PIC abicalls, emit a
1164 .cpload directive and an R_MIPS_NONE relocation for the target
1165 function, then load the alias rather than the function itself.
1166 Wrap the non-PIC abicalls version in ".option pic0/.option pic2".
1167 (mips16_copy_fpr_return_value): Use mips16_stub_function and
1168 mips_expand_call. Set SYMBOL_REF_BIND_NOW on the symbol.
1169 (mips16_build_call_stub): Replace the FN parameter with an
1170 FN_PTR parameter. Force the address into a register if it
1171 isn't a call_insn_operand; don't rely on the caller to do this.
1172 If a call to a locally-defined and locally-binding MIPS16
1173 function must be made indirectly, redirect the call to the
1174 function's local alias. Use mips16_stub_function_p,
1175 mips16_stub_function, mips_expand_call and use_reg.
1176 Set SYMBOL_FLAG_BIND_NOW on __mips_call_* symbols.
1177 Use explicit %hi and %lo accesses where possible.
1178 Use MIPS_CALL to generate the correct code form of a
1179 jal instruction. Add clobbers of $18 instead of uses.
1180 Update the call to mips_emit_call_insn.
1181 (mips_expand_call): Replace the SIBCALL_P argument with a
1182 mips_call_type argument and handle the new MIPS_CALL_EPILOGUE value.
1183 Take a LAZY_P parameter. Call mips16_build_call_stub first,
1184 allowing it to modify the call address. Update the calls to
1185 mips_load_call_address and mips_emit_call_insn.
1186 (mips_split_call): New function.
1187 (mips_init_relocs): Clear mips_split_hi_p. Only use %gp_rel if
1188 !TARGET_MIPS16. Split SYMBOL_GOT_DISP, and the high parts of
1189 SYMBOL_GOT_PAGE_OFST, for MIPS16 code.
1190 (mips_global_pointer): Check mips16_cfun_returns_in_fpr_p.
1191 (mips_extra_live_on_entry): Include MIPS16_PIC_TEMP_REGNUM
1193 (mips_cprestore_slot): New function.
1194 (mips_restore_gp): Take a TEMP parameter. Handle TARGET_MIPS16
1195 and use mips_cprestore_slot.
1196 (mips_output_function_prologue): Handle TARGET_MIPS16 for
1198 (mips_emit_loadgp): Move into MIPS16_PIC_TEMP for MIPS16,
1199 then use a copygp_mips16 instruction to set up $28.
1200 (mips_expand_prologue): Initialize the cprestore slot for MIPS16 too.
1201 (mips16_lay_out_constants): Call split_all_insns_noflow.
1202 (mips_reorg_process_insns): Explicitly set all_noreorder_p to
1203 false if TARGET_MIPS16.
1204 (mips_reorg): Don't call vr4130_align_insns if TARGET_MIPS16.
1205 (mips_output_mi_thunk): Use mips_got_symbol_type_p. Use the
1206 mips_dangerous_for_la25_p approach for MIPS16 PIC calls too.
1207 (mips_set_mips16_mode): Always set MASK_EXPLICIT_RELOCS for
1208 MIPS16 code. Allow MIPS16 o32 PIC.
1209 (mips_override_options): Allow MIPS16 o32 PIC.
1210 * config/mips/mips.md: Lower CONST_GP_P moves into register moves
1211 after reload if TARGET_USE_GOT.
1212 (UNSPEC_COPYGP): New constant.
1213 (length): Use a default length of 8 for MIPS16 GOT loads.
1214 (*got_disp<mode>): Check mips_split_p instead of TARGET_XGOT.
1215 (*got_page<mode>): Check mips_split_hi_p.
1216 (*got_disp<mode>, *got_page<mode>): Use mips_got_load.
1217 (unspec_got<mode>, unspec_call<mode>): New expanders.
1218 (load_got<mode>, load_call<mode>): Remove the length attributes.
1219 Use a got attribute instead of a type attribute.
1220 (copygp_mips16): New insn.
1221 (restore_gp): Add a scratch clobber and pass it to mips_restore_gp.
1222 (load_call<mode>): Use a "d" constraint instead of an "r" constraint.
1223 (sibcall, sibcall_value, call, call_value): Update the calls
1224 to mips_expand_call.
1225 (call_internal, call_value_internal): Use mips_split_call.
1226 (call_value_multiple_internal): Likewise.
1227 (call_split): Move after call_internal (the insn it is split from).
1228 (call_internal_direct, call_value_internal_direct): Turn into
1229 define_insn_and_splits. Split if TARGET_SPLIT_CALLS.
1230 (call_direct_split, call_value_direct_split): New patterns.
1231 * config/mips/constraints.md (c): Handle TARGET_MIPS16 first
1232 and use M16_REGS instead of M16_NA_REGS.
1233 * config/mips/predicates.md (const_call_insn_operand): Replace
1234 the TARGET_ABSOLUTE_ABICALLS-based check with a more general
1235 mips_use_pic_fn_addr_reg_p check.
1236 (move_operand): Reject HIGHs if mips_split_hi_p.
1237 * config/mips/mips16.S: Assembly as empty if the ABI is not suitable.
1238 (__mips16_floatunsisf): Inline __mips16_floatsisf.
1239 (CALL_STUB_NO_RET, CALL_STUB_REG): Copy the target register to $25.
1240 * config/mips/libgcc-mips16.ver: New file.
1241 * config/mips/t-libgcc-mips16 (SHLIB_MAPFILES): Add
1242 $(srcdir)/config/mips/libgcc-mips16.ver.
1244 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1246 * config/mips/mips.c (mips_unspec_address_offset): Move earlier in file.
1247 (mips_unspec_address, mips_unspec_offset_high): Likewise.
1248 (mips_ok_for_lazy_binding_p, mips_load_call_address): Likewise.
1249 (mips16_cfun_returns_in_fpr_p): Likewise.
1251 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1253 * config/mips/mips.h (MASK_RETURN_ADDR): Expand commentary.
1254 * config/mips/linux-unwind.h (mips_fallback_frame_state): Add 2
1255 rather than 4 to PC.
1257 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1259 * config/mips/mips.h (STATIC_CHAIN_REGNUM): Remap to $15.
1260 (FUNCTION_PROFILER): Save the static chain pointer into $2
1261 beforehand and restore it aftewards.
1262 (TRAMPOLINE_TEMPLATE): Adjust accordingly. Load the target
1263 address directly into $25 and call the function through $25;
1264 do not clobber $3. Pad the DImode version to cover the space
1265 left by the deleted $25 <- $3 move.
1266 (TRAMPOLINE_SIZE): Adjust the size of the SImode version after
1267 the removal of the $25 <- $3 move.
1268 (INITIALIZE_TRAMPOLINE): Update offsets accordingly.
1269 * config/mips/sdemtk.h (FUNCTION_PROFILER): As for mips.h.
1271 2008-08-09 Richard Sandiford <rdsandiford@googlemail.com>
1272 Daniel Jacobowitz <dan@codesourcery.com>
1274 * config/mips/mips.h (FUNCTION_NAME_ALREADY_DECLARED): Delete.
1275 * config/mips/linux.h (ASM_DECLARE_FUNCTION_NAME): Delete.
1276 (ASM_DECLARE_FUNCTION_SIZE, FUNCTION_NAME_ALREADY_DECLARED): Delete.
1277 * config/mips/mips.c (mips_start_function_definition): New function.
1278 (mips_end_function_definition): Likewise.
1279 (mips_output_function_prologue): Use mips_start_function_definition.
1280 (mips_output_function_epilogue): Use mips_end_function_definition.
1281 (build_mips16_function_stub): Use mips_start_function_definition
1282 and mips_end_function_definition.
1283 (build_mips16_call_stub): Likewise.
1285 2008-08-09 Richard Guenther <rguenther@suse.de>
1287 * gimple.c (gimple_build_call_1): Deal with FUNCTION_DECL fn.
1288 * gimple.h (gimple_call_fn): Adjust comment.
1289 (gimple_call_set_fndecl): New function.
1290 (gimple_call_fndecl): Adjust for GIMPLE_CALL no
1291 longer having bare FUNCTION_DECL operand.
1292 (gimple_call_return_type): Likewise.
1293 * tree-cfg.c (verify_stmt): Verify function operand of a GIMPLE_CALL.
1295 * value-prof.c (gimple_divmod_fixed_value): Do not emit labels.
1296 (gimple_mod_pow2): Likewise.
1297 (gimple_mod_subtract): Likewise.
1298 (gimple_ic): Likewise.
1299 (gimple_stringop_fixed_value): Likewise.
1300 (gimple_indirect_call_to_profile): Fix for GIMPLE_CALL no
1301 longer having bare FUNCTION_DECL operand.
1302 * ipa-cp.c (ipcp_update_callgraph): Use gimple_call_set_fndecl.
1303 * omp-low.c (optimize_omp_library_calls): Likewise.
1304 * cgraphunit.c (update_call_expr): Likewise.
1305 * tree-ssa-math-opts.c (execute_cse_reciprocals): Likewise.
1306 (execute_convert_to_rsqrt): Likewise.
1307 * cfgexpand.c (gimple_to_tree): Simplify.
1308 (release_stmt_tree): Fix for GIMPLE_CALL no longer having
1309 bare FUNCTION_DECL operand.
1310 * tree-nested.c (init_tmp_var_with_call): Use gimple_call_return_type.
1311 (convert_gimple_call): Use gimple_call_fndecl.
1312 * c-common.c (c_warn_unused_result): Likewise.
1314 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1317 * c-typeck.c (digest_init): Call verify_sequence_points from here.
1318 (c_finish_return): Likewise.
1319 (c_start_case): Likewise.
1320 * c-common.c (warn_for_collisions_1): Use explicit location in
1322 * c-parser.c (c_parser_condition): New. Call
1323 verify_sequence_points.
1324 (c_parser_paren_condition): Call c_parser_condition.
1325 (c_parser_for_statement): Call c_parser_condition.
1327 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1330 * diagnostic.def (DK_PEDWARN, DK_PERMERROR): New.
1331 * diagnostic.c (pedantic_warning_kind, permissive_error_kind):
1332 Moved from diagnostic.h
1333 (diagnostic_report_diagnostic): Return bool. Handle DK_PEDWARN and
1335 (emit_diagnostic): New.
1336 (warning0, pedwarn0): Delete.
1337 (warning, warning_at, pedwarn, permerror): Return bool.
1338 * diagnostic.h (pedantic_warning_kind, permissive_error_kind):
1339 Moved to diagnostic.c.
1340 (struct diagnostic_context): Use correct type for
1341 classify_diagnostic.
1342 (diagnostic_report_diagnostic): Update declaration.
1343 (emit_diagnostic): Declare.
1344 * errors.c (warning): Return bool.
1345 * errors.h (warning): Update declaration.
1346 * toplev.h (warning0, pedwarn0): Delete.
1347 (warning, warning_at, pedwarn, permerror): Return bool.
1348 * c-errors.c (pedwarn_c99, pedwarn_c90): Use DK_PEDWARN.
1349 * c-decl.c (locate_old_decl): Delete 'diag' argument. Always use
1350 inform. Update all calls.
1351 (diagnose_mismatched_decls): Check return value of warning/pedwarn
1352 before giving informative note.
1353 (implicit_decl_warning): Likewise.
1354 * c-typeck.c (build_function_call): Likewise.
1355 * tree-sssa.c (warn_uninit): Likewise.
1356 * builtins.c (gimplify_va_arg_expr): Likewise.
1358 2008-08-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1361 * doc/invoke.texi (-Wextra): Move warning from here...
1362 (-Wuninitialized): ... to here.
1364 2008-08-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1367 * flags.h (set_Wunused): Delete
1368 * toplev.c (process_options): Handle Wunused flags here.
1369 * opts.c (maybe_warn_unused_parameter): Delete.
1370 (common_handle_option): Replace set_Wunused by warn_unused.
1371 (set_Wextra): Do not handle Wunused-parameter here.
1372 (set_Wunused): Delete.
1373 * c-opts.c (c_common_handle_option): Replace set_Wunused by
1375 * common.opt (Wunused): Add Var and Init.
1376 (Wunused-function): Likewise.
1377 (Wunused-label): Likewise.
1378 (Wunused-parameter): Likewise.
1379 (Wunused-value): Likewise.
1380 (Wunused-variable): Likewise.
1382 2008-08-08 Peter Bergner <bergner@vnet.ibm.com>
1384 * doc/invoke.texi: Add cpu_type power7.
1385 * config.in (HAVE_AS_VSX): New.
1386 * config.gcc: Add cpu_type power7.
1387 * configure.ac (HAVE_AS_VSX): Check for assembler support of the
1389 * configure: Regenerate.
1390 * config/rs6000/rs6000.c (rs6000_override_options): Alias power7 to
1392 * config/rs6000/rs6000.h (ASM_CPU_POWER7_SPEC): Define.
1393 (ASM_CPU_SPEC): Pass %(asm_cpu_power7) for -mcpu=power7.
1394 (EXTRA_SPECS): Add asm_cpu_power7 spec string.
1396 2008-08-08 Dorit Nuzman <dorit@il.ibm.com>
1398 * tree-vect-transform.c (vectorizable_conversion): Pass the integral
1399 type to vectorize.builtin_conversion.
1400 (vectorizable_conversion): Likewise.
1401 * config/i386/i386.c (ix86_vectorize_builtin_conversion): Always takes
1402 integral type as input.
1403 * config/rs6000/rs6000.c (rs6000_builtin_conversion): Add case for
1405 (rs6000_expand_builtin): Add case for ALTIVEC_BUILTIN_VCTUXS
1406 and ALTIVEC_BUILTIN_VCTSXS.
1407 (rs6000_builtin_mul_widen_even. rs6000_builtin_mul_widen_odd): Fix
1410 2008-08-08 Richard Guenther <rguenther@suse.de>
1412 * tree-ssa-ccp.c (likely_value): Calls are not all varying.
1413 (surely_varying_stmt_p): Calls are varying only if they are
1414 non-builtin and not indirect or have no result.
1415 (ccp_fold): Re-instantiate code before the tuples merge.
1417 2008-08-08 Richard Guenther <rguenther@suse.de>
1419 PR tree-optimization/37056
1420 * gimple.h (gimple_assign_rhs_class): New helper function.
1421 * tree-ssa-loop-niter.c (get_val_for): Fix tuplification, handle
1422 unary operations properly.
1424 2008-08-07 Jan Hubicka <jh@suse.cz>
1426 * i386.h (ix86_size_cost): Declare.
1427 (ix86_cur_cost): New function macro.
1428 * i386.md (peepholes expanding size and splitters): Predicate by
1429 optimize_insn_for_speed_p.
1430 (peepholes reduce size and splitters): Predicate by
1431 optimize_insn_for_size_p.
1432 * i386.c (ix86_size_cost): Rename from ...
1433 (size_cost): This one.
1434 (override_options): Update.
1435 (decide_alg): Likewise.
1436 (ix86_expand_clear): Use RTL profile.
1437 (ix86_pad_returns): Use RTL profile.
1439 2008-08-07 Jan Hubicka <jh@suse.cz>
1441 * recog.c (split_all_insns): Set RTL profile
1442 (peephole2_optimize): Likewise.
1443 * function.c (thread_prologue_and_epilogue_insns): Likewise.
1444 * combine.c (combine_instructions): Likewise.
1446 2008-08-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1448 * c-common.c (c_common_reswords): Also warn about keyword "bool".
1450 2008-08-07 Bob Wilson <bob.wilson@acm.org>
1452 * config/xtensa/xtensa.c (xtensa_copy_incoming_a7): Copy incoming
1453 value in a6 after the set_frame_ptr insn.
1455 2008-08-07 Richard Henderson <rth@redhat.com>
1458 * gcc.c (cpp_options): Pass along -g*.
1460 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1462 * config/arm/arm.c (output_move_neon): Update comment describing
1463 big-endian vector layout.
1464 (arm_assemble_integer): Do not handle big-endian NEON vectors
1466 * config/arm/neon.md (vec_set<mode>_internal, vec_extract<mode>,
1467 neon_vget_lane<mode>_sext_internal,
1468 neon_vget_lane<mode>_zext_internal, neon_vget_lane<mode>): Adjust
1469 element indices for big-endian.
1471 2008-08-07 Richard Henderson <rth@redhat.com>
1473 * configure.ac (HAVE_GAS_CFI_PERSONALITY_DIRECTIVE): New.
1474 * configure, config.in: Rebuild.
1475 * debug.h (dwarf2out_do_cfi_asm): Declare.
1476 * c-cppbuiltin.c (c_cpp_builtins): Use it.
1477 * dwarf2out.c (dwarf2out_do_cfi_asm): New.
1478 (dwarf2out_cfi_label, add_fde_cfi, output_call_frame_info,
1479 dwarf2out_begin_prologue, dwarf2out_end_epilogue): Use it.
1481 2008-08-07 Joseph Myers <joseph@codesourcery.com>
1483 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
1484 movv2si_internal): Combine into mov<mode>_internal.
1485 (movv2si_internal_2): Remove.
1487 2008-08-07 Jan Hubicka <jh@suse.cz>
1490 * i386.md (single stringop patterns): Enable unconditionally.
1492 2008-08-07 H.J. Lu <hongjiu.lu@intel.com>
1495 * config/i386/emmintrin.h (_mm_move_epi64): Use
1496 __builtin_ia32_movq128.
1498 * config/i386/i386.c (ix86_builtins): Add IX86_BUILTIN_MOVQ128.
1499 (bdesc_args): Add IX86_BUILTIN_MOVQ128.
1501 * config/i386/sse.md (sse2_movq128): New.
1503 * doc/extend.texi: Document __builtin_ia32_movq128.
1505 2008-08-07 Richard Guenther <rguenther@suse.de>
1508 * tree-ssa-alias-warnings.c (nonstandard_alias_p): Ref-all
1509 pointers can access anything.
1511 2008-08-06 Jan Hubicka <jh@suse.cz>
1513 * optabs.c (emit_unop_insn): Break out to ...
1514 (maybe_emit_unop_insn): ... this one.
1515 (expand_sfix_optab): Use maybe variant.
1516 * optabs.h (maybe_emit_unop_insn): Declare.
1518 * i386.md (mov0 patterns): Enable by default.
1519 (FP conversion expanders): Disable expansion of code expanding
1520 sequences when instruction should be optimized for size.
1521 (single strinop patterns): Enable when optimizing for size.
1522 (string expanders): Disable expanding of code expanding sequences
1523 when optimizning instruction for size.
1524 * i386.c (ix86_expand_vector_move_misalign): Do code size optimization
1526 (ix86_fp_comparison_sahf_cost): Likewise.
1527 (ix86_expand_branch): Likewise.
1528 (ix86_expand_ashl_const): Likewise.
1529 (ix86_split_ashl): Likewise.
1530 (ix86_expand_strlen): Likewise.
1531 (ix86_emit_fp_unordered_jump): Likewie.
1533 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1535 * c-common.c: Fix typo.
1536 (c_common_reswords): Activate more C++ keyword warnings.
1538 * matrix-reorg.c (compute_offset): Avoid C++ keywords.
1540 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1543 * diagnostic.c (permerror_at): New.
1544 * toplev.h (permerror_at): Declare.
1546 2008-08-06 Victor Kaplansky <victork@il.ibm.com>
1547 Ira Rosen <irar@il.ibm.com>
1549 * tree-vect-transform.c (vect_model_simple_cost): Return
1550 immediately if stmt is pure SLP.
1551 (vect_model_store_cost): Ditto.
1552 (vect_model_load_cost): Ditto.
1553 (vectorizable_store): Remove PURE_SLP check before call
1554 to vect_model_store_cost.
1555 (vect_model_store_cost): When checking whether stmt describe
1556 strided access, add a check that it is not slp_node.
1558 2008-08-06 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1561 * c-common.c (warn_for_sign_compare): New. Handle separately the
1562 case that 'constant' is zero.
1563 * c-typeck.c (build_binary_op): Move code to c-common.c
1565 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1567 * config/alpha/alpha.c (alpha_preferred_reload_class,
1568 alpha_secondary_reload, alpha_emit_set_const_1, function_value,
1569 alpha_output_mi_thunk_osf): Avoid C++ keywords.
1570 * config/arm/arm.c (output_move_vfp, output_move_neon): Likewise.
1571 * config/arm/arm.md: Likewise.
1572 * config/avr/avr-protos.h (preferred_reload_class,
1573 test_hard_reg_class, avr_simplify_comparison_p,
1574 out_shift_with_cnt, class_max_nregs): Likewise.
1575 * config/avr/avr.c (class_max_nregs, avr_simplify_comparison_p,
1576 output_movqi, output_movhi, output_movsisf, out_shift_with_cnt,
1577 preferred_reload_class, test_hard_reg_class): Likewise.
1578 * config/bfin/bfin.c (legitimize_pic_address, hard_regno_mode_ok,
1579 bfin_memory_move_cost, bfin_secondary_reload,
1580 bfin_output_mi_thunk): Likewise.
1581 * config/crx/crx.c (crx_secondary_reload_class,
1582 crx_memory_move_cost): Likewise.
1583 * config/frv/frv-protos.h (frv_secondary_reload_class,
1584 frv_class_likely_spilled_p, frv_class_max_nregs): Likewise.
1585 * config/frv/frv.c (frv_override_options, frv_alloc_temp_reg,
1586 frv_secondary_reload_class, frv_class_likely_spilled_p,
1587 frv_class_max_nregs): Likewise.
1588 * config/h8300/h8300.c (h8300_classify_operand,
1589 h8300_unary_length, h8300_bitfield_length, h8300_asm_insn_count):
1591 * config/i386/winnt.c (i386_pe_declare_function_type): Likewise.
1592 * config/ia64/ia64.c (ia64_preferred_reload_class,
1593 ia64_secondary_reload_class, ia64_output_mi_thunk): Likewise.
1594 * config/iq2000/iq2000.c (gen_int_relational): Likewise.
1595 * config/m32c/m32c.c (class_can_hold_mode, m32c_output_compare):
1597 * config/m68hc11/m68hc11.c (preferred_reload_class,
1598 m68hc11_memory_move_cost): Likewise.
1599 * config/mcore/mcore.c (mcore_secondary_reload_class,
1600 mcore_reload_class): Likewise.
1601 * config/mips/mips.c (mips_hard_regno_mode_ok_p,
1602 mips_class_max_nregs, mips_cannot_change_mode_class,
1603 mips_preferred_reload_class, mips_secondary_reload_class,
1604 mips_output_mi_thunk): Likewise.
1605 * config/mmix/mmix.c (mmix_preferred_reload_class,
1606 mmix_preferred_output_reload_class, mmix_secondary_reload_class):
1608 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
1610 * config/pa/pa.c (pa_secondary_reload, pa_combine_instructions,
1611 pa_can_combine_p, pa_cannot_change_mode_class): Likewise.
1612 * config/pa/pa.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1613 * config/rs6000/rs6000.c (paired_expand_vector_init,
1614 rs6000_secondary_reload_class, rs6000_output_mi_thunk,
1615 compare_section_name, rs6000_memory_move_cost): Likewise.
1616 * config/s390/s390.c (s390_emit_compare_and_swap,
1617 s390_preferred_reload_class, s390_secondary_reload,
1618 legitimize_pic_address, legitimize_tls_address,
1619 legitimize_reload_address, s390_expand_cs_hqi, s390_expand_atomic,
1620 s390_class_max_nregs): Likewise.
1621 * config/s390/s390.h (LEGITIMIZE_RELOAD_ADDRESS): Likewise.
1622 * config/s390/s390.md: Likewise.
1623 * config/score/score-protos.h (score_secondary_reload_class,
1624 score_preferred_reload_class): Likewise.
1625 * config/score/score.c (score_preferred_reload_class,
1626 score_secondary_reload_class): Likewise.
1627 * config/score/score3.c (score3_output_mi_thunk,
1628 score3_preferred_reload_class, score3_secondary_reload_class,
1629 score3_hard_regno_mode_ok): Likewise.
1630 * config/score/score3.h (score3_preferred_reload_class,
1631 score3_secondary_reload_class): Likewise.
1632 * config/score/score7.c (score7_output_mi_thunk,
1633 score7_preferred_reload_class, score7_secondary_reload_class,
1634 score7_hard_regno_mode_ok): Likewise.
1635 * config/score/score7.h (score7_preferred_reload_class,
1636 score7_secondary_reload_class): Likewise.
1637 * config/sh/sh.c (prepare_move_operands, output_far_jump,
1638 output_branchy_insn, add_constant, gen_block_redirect,
1639 sh_insn_length_adjustment, sh_cannot_change_mode_class,
1640 sh_output_mi_thunk, replace_n_hard_rtx, sh_secondary_reload):
1642 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
1643 * config/stormy16/stormy16.c (xstormy16_output_cbranch_hi,
1644 xstormy16_output_cbranch_si, xstormy16_secondary_reload_class,
1645 xstormy16_preferred_reload_class): Likewise.
1646 * config/xtensa/xtensa.c (xtensa_expand_compare_and_swap,
1647 xtensa_expand_atomic, override_options,
1648 xtensa_preferred_reload_class, xtensa_secondary_reload_class):
1650 * reorg.c (try_merge_delay_insns): Likewise.
1651 * tree.c (merge_dllimport_decl_attributes): Likewise.
1653 * config/frv/frv.c (frv_print_operand): Change isalpha to ISALPHA.
1655 2008-08-06 Michael Matz <matz@suse.de>
1657 * Makefile.in (write_entries_to_file): Quote words.
1658 * gengtype.c: (read_input_line): Skip over leading white-space.
1660 2008-08-06 Marc Gauthier <marc@tensilica.com>
1662 * config.gcc: Match more processor names for Xtensa.
1663 * configure.ac: Likewise.
1664 * doc/install.texi (Specific): Likewise.
1665 * configure: Regenerate.
1667 2008-08-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1669 * builtins.c (expand_builtin_profile_func): Avoid C++ keywords.
1670 * calls.c (avoid_likely_spilled_reg): Likewise.
1671 * cfgexpand.c (gimple_assign_rhs_to_tree): Likewise.
1672 * cgraph.c (cgraph_clone_edge, cgraph_clone_node): Likewise.
1673 * config/i386/i386.c (ix86_expand_special_args_builtin,
1674 ix86_secondary_reload): Likewise.
1675 * except.c (struct eh_region, gen_eh_region_catch,
1676 remove_unreachable_regions, duplicate_eh_regions,
1677 assign_filter_values, build_post_landing_pads,
1678 sjlj_find_directly_reachable_regions, remove_eh_handler,
1679 reachable_next_level, foreach_reachable_handler,
1680 can_throw_internal_1, can_throw_external_1,
1681 collect_one_action_chain): Likewise.
1682 * expr.c (expand_expr_real_1, vector_mode_valid_p): Likewise.
1683 * fold-const.c (twoval_comparison_p, eval_subst): Likewise.
1684 * function.c (update_temp_slot_address, instantiate_new_reg,
1685 instantiate_virtual_regs_in_rtx,
1686 instantiate_virtual_regs_in_insn): Likewise.
1687 * gimple.c (extract_ops_from_tree, gimple_seq_copy): Likewise.
1688 * gimplify.c (gimplify_call_expr, gimplify_init_constructor,
1689 gimplify_cleanup_point_expr): Likewise.
1690 * ipa-cp.c (ipcp_lattice_changed): Likewise.
1691 * passes.c (next_pass_1): Likewise.
1692 * print-tree.c (print_node_brief, print_node): Likewise.
1693 * profile.c (branch_prob): Likewise.
1694 * tree-dump.c (dump_register): Likewise.
1695 * tree-eh.c (replace_goto_queue_cond_clause, lower_catch):
1697 * tree-inline.c (remap_ssa_name, remap_type_1, remap_blocks,
1698 copy_statement_list, remap_gimple_op_r, copy_tree_body_r,
1699 copy_edges_for_bb, copy_cfg_body, copy_tree_r,
1700 copy_arguments_for_versioning, copy_static_chain): Likewise.
1701 * tree-into-ssa.c (names_replaced_by, add_to_repl_tbl,
1702 add_new_name_mapping, register_new_name_mapping): Likewise.
1703 * tree-mudflap.c (mf_xform_derefs): Likewise.
1704 * tree-predcom.c (struct chain, dump_chain, replace_ref_with,
1705 get_init_expr, combine_chains): Likewise.
1706 * tree-pretty-print.c (dump_generic_node): Likewise.
1707 * tree-ssa-structalias.c (create_variable_info_for): Likewise.
1708 * tree-vrp.c (simplify_cond_using_ranges): Likewise.
1709 * tree.c (substitute_in_expr, iterative_hash_expr): Likewise.
1710 * value-prof.c (gimple_duplicate_stmt_histograms): Likewise.
1712 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1715 * calls.c (expand_call): Use the biggest preferred stack
1718 2008-08-06 Michael Matz <matz@suse.de>
1721 * reload.c (push_reload): Merge in,out,in_reg,out_reg members
1722 for reused reload, instead of overwriting them.
1724 2008-08-06 H.J. Lu <hongjiu.lu@intel.com>
1727 * cfgexpand.c (expand_stack_alignment): Check parm_stack_boundary
1728 for incoming stack boundary.
1730 * function.c (assign_parm_find_entry_rtl): Update
1731 parm_stack_boundary.
1733 * function.h (rtl_data): Add parm_stack_boundary.
1735 * config/i386/i386.c (ix86_finalize_stack_realign_flags): Check
1736 parm_stack_boundary for incoming stack boundary.
1738 2008-08-06 Joseph Myers <joseph@codesourcery.com>
1740 * jump.c (rtx_renumbered_equal_p): Do not call subreg_regno_offset
1741 for unrepresentable subregs or treat them as equal to other regs
1742 or subregs with the same register number.
1744 2008-08-06 Aldy Hernandez <aldyh@redhat.com>
1747 * gimplify.c (gimplify_modify_expr): Do not optimize zero-sized types
1750 2008-08-06 Jan Hubicka <jh@suse.cz>
1752 * predict.c (maybe_hot_frequency_p): When profile is absent, all
1753 frequencies might be hot.
1755 2008-08-06 Andreas Krebbel <krebbel1@de.ibm.com>
1757 * reload.c (find_reloads): Force constants into literal pool
1758 also if they are wrapped in a SUBREG.
1760 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1763 * haifa-sched.c (sched_insn_is_legitimate_for_speculation_p): Move ...
1764 * sched-deps.c (sched_insn_is_legitimate_for_speculation_p): ... here.
1765 Don't allow predicated instructions for data speculation.
1766 * sched-int.h (sched_insn_is_legitimate_for_speculation_p): Move
1769 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1771 * haifa-sched.c (extend_global): Split to extend_global_data and
1772 extend_region_data. Update all uses.
1773 (extend_all): Rename to extend_block_data.
1775 2008-08-06 Maxim Kuvyrkov <maxim@codesourcery.com>
1777 * sched-rgn.c (new_ready): Check if instruction can be
1778 speculatively scheduled before attempting speculation.
1779 (debug_rgn_dependencies): Remove wrongful assert.
1781 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1783 * config/xtensa/t-xtensa: Remove dependency for gt-xtensa.h.
1785 2008-08-05 Bob Wilson <bob.wilson@acm.org>
1787 * config/xtensa/xtensa.c (xtensa_va_start): Unshare valist.
1788 (xtensa_gimplify_va_arg_expr): Unshare valist, orig_ndx, ndx, array,
1789 va_size, and type_size.
1791 2008-08-04 Jason Merrill <jason@redhat.com>
1794 * tree-ssa.c (useless_type_conversion_p_1): Call langhook
1795 if TYPE_STRUCTURAL_EQUALITY_P is true for both types.
1797 2008-08-05 Richard Henderson <rth@redhat.com>
1799 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): Check .cfi_personality.
1800 * configure: Rebuild.
1802 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
1805 * tree-tailcall.c (process_assignment): Use gimple_assign_cast_p
1806 instead of IS_CONVERT_EXPR_CODE_P for seeing if the assignment
1809 2008-08-05 Richard Henderson <rth@redhat.com>
1811 * Makefile.in (c-cppbuiltin.o): Depend on debug.h.
1812 * c-cppbuiltin.c (c_cpp_builtins): Define __GCC_HAVE_DWARF2_CFI_ASM.
1813 * doc/cpp.texi (__GCC_HAVE_DWARF2_CFI_ASM): Document it.
1814 * common.opt (fdwarf2-cfi-asm): New.
1815 * configure.ac (HAVE_GAS_CFI_DIRECTIVE): New.
1816 * config.in, configure: Rebuild.
1817 * dwarf2asm.c (dw2_asm_output_data_raw): New.
1818 (dw2_asm_output_data_uleb128_raw, dw2_asm_output_data_sleb128_raw): New.
1819 (dw2_force_const_mem): Externalize.
1820 * dwarf2asm.h: Update.
1821 * dwarf2out.c (dwarf2out_cfi_label): If flag_dwarf2_cfi_asm, don't
1822 generate a real label.
1823 (output_cfi_directive): New.
1824 (add_fde_cfi): If flag_dwarf2_cfi_asm, use it.
1825 (output_call_frame_info): Do nothing if flag_dwarf2_cfi_asm.
1826 (dwarf2out_begin_prologue): Emit .cfi_startproc, .cfi_personality,
1828 (dwarf2out_end_epilogue): Emit .cfi_endproc.
1829 (output_loc_operands_raw, output_loc_sequence_raw): New.
1830 (output_cfa_loc_raw): New.
1832 2008-08-05 Paul Brook <paul@codesourcery.com>
1834 * doc/invoke.texi: Document new ARM -mfpu= and -mcpu= options.
1835 * config/arm/arm.c (all_fpus): Add vfpv3 and vfpv3-d16.
1836 (fp_model_for_fpu): Add entry for FPUTYPE_VFP3D16.
1837 (arm_file_start): Add FPUTYPE_VFP3D16. Rename vfp3 to vfpv3.
1838 * config/arm/arm.h (TARGET_VFPD32): Define.
1839 (TARGET_VFP3): Use TARGET_VFPD32.
1840 (fputype): Add FPUTYPE_VFP3D16.
1841 (LAST_VFP_REGNUM): Use TARGET_VFPD32.
1842 * config/arm/constraints.md ("w"): Use TARGET_VFPD32.
1843 * config/arm/arm-cores.def: Add cortex-r4f.
1844 * config/arm/arm-tune.md: Regenerate.
1846 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1848 * config/spu_spu_mfcio.h: Wrap in extern "C" if __cplusplus.
1849 Reword some comments throughout the file.
1851 (MFC_MIN_DMA_LIST_ELEMENTS): New define.
1852 (MFC_MAX_DMA_LIST_ELEMENTS): Likewise.
1853 (MFC_MIN_DMA_LIST_SIZE): Redefine in terms of MFC_MIN_DMA_LIST_ELEMENTS.
1854 (MFC_MAX_DMA_LIST_SIZE): Redefine in terms of MFC_MAX_DMA_LIST_ELEMENTS.
1856 (MFC_START_ENABLE): Remove PPU-only define.
1857 (MFC_PUTS_CMD, MFC_PUTFS_CMD, MFC_PUTBS_CMD): Likewise.
1858 (MFC_GETS_CMD, MFC_GETFS_CMD, MFC_GETBS_CMD): Likewise.
1860 (MFC_PUTB_CMD, MFC_PUTF_CMD): Reimplement using symbolic constants.
1861 (MFC_PUTL_CMD, MFC_PUTLB_CMD, MFC_PUTLF_CMD): Likewise.
1862 (MFC_PUTR_CMD, MFC_PUTRB_CMD, MFC_PUTRF_CMD): Likewise.
1863 (MFC_PUTRL_CMD, MFC_PUTRLB_CMD, MFC_PUTRLF_CMD): Likewise.
1864 (MFC_GETB_CMD, MFC_GETF_CMD): Likewise.
1865 (MFC_GETL_CMD, MFC_GETLB_CMD, MFC_GETLF_CMD): Likewise.
1866 (MFC_SNDSIGB_CMD, MFC_SNDSIGF_CMD): Likewise.
1868 (MFC_SDCRT_CMD, MFC_SDCRTST_CMD): New defines.
1869 (MFC_SDCRZ_CMD, MFC_SDCRST_CMD, MFC_SDCRF_CMD): Likewise.
1870 (mfc_sdcrt, mfc_sdcrtst): Likewise.
1871 (mfc_sdcrz, mfc_sdcrst, mfc_sdcrf): Likewise.
1873 (spu_read_machine_status): Fix typo.
1875 2008-08-05 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1877 * config/spu/spu.h (CANNOT_CHANGE_MODE_CLASS): Allow (multi)word-sized
1878 SUBREG of multi-word hard register.
1879 * config/spu/spu.c (valid_subreg): Likewise.
1880 (adjust_operand): Handle SUBREGs of multi-word hard registers.
1882 2008-08-04 Richard Guenther <rguenther@suse.de>
1884 * tree-ssa-loop-ivopts.c (add_iv_value_candidates): Also add
1885 the candidate with the stripped base if that base is different
1886 from the original base even for offset zero.
1888 2008-08-04 Richard Guenther <rguenther@suse.de>
1891 * tree-ssa-loop-niter.c (number_of_iterations_lt_to_ne): Correctly
1892 check for no_overflow.
1894 2008-08-04 Richard Guenther <rguenther@suse.de>
1896 * tree-vect-transform.c (vectorizable_call): Fix tuplification.
1898 2008-08-04 Paul Brook <paul@codesourcery.com>
1900 * cofig/arm/arm.c (thumb_core_reg_alloc_order): New.
1901 (arm_order_regs_for_local_alloc): New function.
1902 * config/arm/arm-protos.h (arm_order_regs_for_local_alloc): Add
1904 * config/arm/arm.h (ORDER_REGS_FOR_LOCAL_ALLOC): Define.
1906 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1909 * config/i386/i386.c (ix86_expand_prologue): Use UNITS_PER_WORD
1910 instead of STACK_BOUNDARY / BITS_PER_UNIT to align stack.
1911 (ix86_expand_epilogue): Likewise.
1913 2008-08-04 H.J. Lu <hongjiu.lu@intel.com>
1915 * config/i386/i386.c (ix86_compute_frame_layout): Fix a typo
1918 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1920 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use Yi instead of x
1921 to avoid inter-unit moves for !TARGET_INTER_UNIT_MOVES.
1922 (*movv2sf_internal_rex64): Ditto.
1924 2008-08-03 Jan Hubicka <jh@suse.cz>
1926 * optabs.c (expand_binop, expand_builtin_pow, expand_builtin_powi,
1927 expand_builtin_strcat): Upse optimize_insn_for_speed predicate.
1928 * expmed.c (expand_smod_pow2): Likewise.
1930 2008-08-03 Uros Bizjak <ubizjak@gmail.com>
1933 * config/i386/sse.md (vec_concatv2di): Add Y2 constraint to
1934 alternative 0 of operand 1.
1935 (*vec_concatv2di_rex64_sse): Ditto.
1936 (*vec_concatv2di_rex64_sse4_1): Add x constraint to alternative 0
1938 (*sse2_storeq_rex64): Penalize allocation of "r" registers.
1939 * config/i386/mmx.md (*mov<mode>_internal_rex64): Penalize allocation
1940 of "Y2" registers to avoid SSE <-> MMX conversions for DImode moves.
1941 (*movv2sf_internal_rex64): Ditto.
1943 2008-08-02 Richard Guenther <rguenther@suse.de>
1946 * config/i386/sse.md (SSEMODE4S, SSEMODE2D): New mode iterators.
1947 (ssedoublesizemode): New mode attribute.
1948 (sse_shufps): Call gen_sse_shufps_v4sf.
1949 (sse_shufps_1): Macroize.
1950 (sse2_shufpd): Call gen_Sse_shufpd_v2df.
1951 (sse2_shufpd_1): Macroize.
1952 (vec_extract_odd, vec_extract_even): New expanders.
1953 (vec_interleave_highv4sf, vec_interleave_lowv4sf,
1954 vec_interleave_highv2df, vec_interleave_lowv2df): Likewise.
1955 * i386.c (ix86_expand_vector_init_one_nonzero): Call
1956 gen_sse_shufps_v4sf instead of gen_sse_shufps_1.
1957 (ix86_expand_vector_set): Likewise.
1958 (ix86_expand_reduc_v4sf): Likewise.
1960 2008-08-01 Doug Kwan <dougkwan@google.com>
1962 * matrix-reorg.c: Re-enable all code.
1963 (struct malloc_call_data): Change CALL_STMT to gimple type.
1964 (collect_data_for_malloc_call): Tuplify.
1965 (struct access_site_info): Change STMT to gimple type.
1966 (struct matrix_info): Change MIN_INDIRECT_LEVEL_ESCAPE_STMT,
1967 and MALLOC_FOR_LEVEL to gimple and gimple pointer type.
1968 (struct free_info): Change STMT to gimple type.
1969 (struct matrix_access_phi_node): Change PHI to gimple type.
1970 (get_inner_of_cast_expr): Remove.
1971 (may_flatten_matrices_1): Tuplify.
1972 (may_flatten_matrices): Ditto.
1973 (mark_min_matrix_escape_level): Ditto.
1974 (ssa_accessed_in_tree): Refactor statement RHS related code into ...
1975 (ssa_accessed_in_call_rhs): New
1976 (ssa_accessed_in_assign_rhs): New
1977 (record_access_alloc_site_info): Tuplify.
1978 (add_allocation_site): Ditto.
1979 (analyze_matrix_allocation_site): Ditto.
1980 (analyze_transpose): Ditto.
1981 (get_index_from_offset): Ditto.
1982 (update_type_size): Ditto.
1983 (analyze_accesses_for_call_expr): Tuplify and renamed into ...
1984 (analyze_accesses_for_call_stmt): New. Also handle LHS of a call.
1985 (analyze_accesses_for_phi_node): Tuplify.
1986 (analyze_accesses_for_modify_stmt): Tuplify and renamed into ...
1987 (analyze_accesses_for_assign_stmt): Remove code for handling call LHS.
1988 (analyze_matrix_accesses): Tuplify.
1989 (check_var_data): New call-back type for check_var_notmodified_p.
1990 (check_var_notmodified_p): Tuplify and use call-back struct to
1991 return statement found.
1992 (can_calculate_expr_before_stmt): Factor out statement related code
1994 (can_calculate_stmt_before_stmt): New.
1995 (check_allocation_function): Tuplify.
1996 (find_sites_in_func): Ditto.
1997 (record_all_accesses_in_func): Ditto.
1998 (transform_access_sites): Ditto.
1999 (transform_allocation_sites): Ditto.
2000 (matrix_reorg): Re-enable.
2001 (gate_matrix_reorg): Re-enable.
2003 2008-08-01 Jakub Jelinek <jakub@redhat.com>
2005 * dwarf2out.c (compute_barrier_args_size): Set barrier_args_size
2006 for labels for which it hasn't been set yet. If it has been set,
2007 stop walking insns and continue with next worklist item.
2008 (dwarf2out_stack_adjust): Don't call compute_barrier_args_size
2009 if the only BARRIER is at the very end of a function.
2011 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2013 * cfgexpand.c (expand_stack_alignment): Assert that
2014 stack_realign_drap and drap_rtx must match.
2016 * function.c (instantiate_new_reg): If DRAP is used to realign
2017 stack, replace virtual_incoming_args_rtx with internal arg
2020 2008-08-01 Richard Guenther <rguenther@suse.de>
2022 * tree-ssa-pre.c (fini_pre): Take in_fre parameter. Free
2023 loop information only if we initialized it.
2024 (execute_pre): Call fini_pre with in_fre.
2025 * tree-ssa-loop-ivcanon (try_unroll_loop_completely): Dump
2026 if we do not unroll because we hit max-completely-peeled-insns.
2027 Use our estimation for consistency, do allow shrinking.
2029 2008-08-01 H.J. Lu <hongjiu.lu@intel.com>
2031 * config/i386/i386.c (override_options): Replace ABI_STACK_BOUNDARY
2032 with MIN_STACK_BOUNDARY.
2033 (ix86_update_stack_boundary): Likewise.
2034 (ix86_expand_prologue): Assert MIN_STACK_BOUNDARY instead of
2037 * config/i386/i386.h (ABI_STACK_BOUNDARY): Renamed to ...
2038 (MIN_STACK_BOUNDARY): This.
2040 2008-08-01 Richard Guenther <rguenther@suse.de>
2043 * gimplify.c (gimplify_call_expr): Set error_mark_node on GS_ERROR.
2045 2008-08-01 Richard Guenther <rguenther@suse.de>
2047 PR tree-optimization/36988
2048 * tree-ssa-ccp.c (ccp_fold): Conversions of constants only
2049 do not matter if that doesn't change volatile qualification.
2051 2008-08-01 Paolo Bonzini <bonzini@gnu.org>
2053 * configure.ac: Do not generate libada-mk. Do not subst
2055 * libada-mk.in: Remove.
2056 * Makefile.in: Pass TARGET_LIBGCC2_CFLAGS to libgcc.mvars.
2057 * configure: Regenerate.
2059 2008-08-01 Basile Starynkevitch <basile@starynkevitch.net>
2061 * tree-pass.h: Added comment about not dumping passes with name
2062 starting with star in struct opt_pass.
2063 * passes.c (register_dump_files_1): Don't do dump for a pass with
2064 name starting with star.
2065 * doc/passes.texi (Pass manager): Mention pass names and special
2066 meaning of star prefix to avoid dump.
2068 2008-07-31 Adam Nemet <anemet@caviumnetworks.com>
2070 * config.gcc (mipsisa64r2*-*-linux*): New configuration. Set ISA
2072 * config/mips/mips.h (GENERATE_MIPS16E): Update comment.
2073 (ISA_MIPS64R2): New macro.
2074 (TARGET_CPU_CPP_BUILTINS, MULTILIB_ISA_DEFAULT): Handle it.
2075 (ISA_HAS_64BIT_REGS, ISA_HAS_MUL3, ISA_HAS_FP_CONDMOVE,
2076 ISA_HAS_8CC, ISA_HAS_FP4, ISA_HAS_PAIRED_SINGLE,
2077 ISA_HAS_MADD_MSUB, ISA_HAS_NMADD4_NMSUB4, ISA_HAS_CLZ_CLO,
2078 ISA_HAS_ROR, ISA_HAS_PREFETCH, ISA_HAS_PREFETCHX, ISA_HAS_SEB_SEH,
2079 ISA_HAS_EXT_INS, ISA_HAS_MXHC1, ISA_HAS_HILO_INTERLOCKS,
2080 ISA_HAS_SYNCI, MIN_FPRS_PER_FMT): Return true for ISA_MIPS64R2.
2081 (MIPS_ISA_LEVEL_SPEC, ASM_SPEC, LINK_SPEC): Handle -mips64r2.
2082 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF):
2083 Move up to keep list alphabetically sorted.
2084 (TUNE_20KC, TUNE_24K, TUNE_74K, TUNE_LOONGSON_2EF): Likewise.
2085 * config/mips/mips.c (mips_cpu_info_table): Add default MIPS64r2
2087 * doc/invoke.texi (MIPS Options): Add -mips64r2.
2088 (-march=@var{arch}): Add mips64r2.
2090 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2092 * config/i386/darwin.h (MAIN_STACK_BOUNDARY): Define to 128.
2094 2008-07-31 Steve Ellcey <sje@cup.hp.com>
2096 * expr.c (expand_assignment): Check for complete type.
2098 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2101 * cfgexpand.c (expand_stack_alignment): Set stack_realign_tried.
2103 * dwarf2out.c (based_loc_descr): Check crtl->stack_realign_tried
2104 for stack alignment.
2106 * function.h (rtl_data): Add stack_realign_tried. Update comments.
2108 2008-07-31 Kaz Kojima <kkojima@gcc.gnu.org>
2110 * config/sh/sh.c (sh_canonical_va_list_type): Remove.
2111 (TARGET_CANONICAL_VA_LIST_TYPE): Remove.
2113 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2115 PR rtl-optimization/36419
2116 * dwarf2out.c (barrier_args_size): New variable.
2117 (compute_barrier_args_size, compute_barrier_args_size_1): New
2119 (dwarf2out_stack_adjust): For BARRIERs call compute_barrier_args_size
2120 if not called yet in the current function, use barrier_args_size
2121 array to find the new args_size value.
2122 (dwarf2out_frame_debug): Free and clear barrier_args_size.
2124 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2127 * dwarf2out.c (dwarf2out_frame_debug_expr): Move rule 17 before
2130 2008-07-31 H.J. Lu <hongjiu.lu@intel.com>
2133 * dwarf2out.c (dwarf2out_args_size_adjust): New.
2134 (dwarf2out_stack_adjust): Use it.
2135 (dwarf2out_frame_debug_expr): Likewise.
2137 2008-07-31 Richard Guenther <rguenther@suse.de>
2139 PR tree-optimization/36978
2140 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Do not fold
2141 the generated condition.
2143 2008-07-31 Richard Guenther <rguenther@suse.de>
2145 * passes.c (init_optimization_passes): Always call
2146 pass_early_warn_uninitialized.
2147 * opts.c (decode_options): Do not warn about -Wuninitialized at -O0.
2148 * doc/invoke.texi (-Wuninitialized): Correct for enabling at -O0.
2149 * doc/passes.texi (Warn for uninitialized variables): Adjust.
2151 2008-07-31 Jakub Jelinek <jakub@redhat.com>
2154 * builtins.c (maybe_emit_free_warning): New function.
2155 (expand_builtin): Process BUILT_IN_FREE even at -O0. Call
2156 maybe_emit_free_warning for BUILT_IN_FREE.
2159 * dwarf2out.c (get_context_die): New function.
2160 (force_decl_die, force_type_die): Use it.
2161 (dwarf2out_imported_module_or_decl): Likewise. If base_type_die
2162 returns NULL, force generation of DW_TAG_typedef and put that into
2165 PR preprocessor/36649
2166 * c-pch.c (c_common_read_pch): Save and restore
2167 line_table->trace_includes across PCH restore.
2169 2008-07-30 Eric Botcazou <ebotcazou@adacore.com>
2172 * dwarf2out.c (is_subrange_type): Deal with BOOLEAN_TYPE.
2174 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2177 * final.c (call_from_call_insn): Handle COND_EXEC.
2179 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2181 * builtins.c (std_gimplify_va_arg_expr): Replace
2182 PREFERRED_STACK_BOUNDARY with MAX_SUPPORTED_STACK_ALIGNMENT.
2183 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
2185 2008-07-30 Joey Ye <joey.ye@intel.com>
2186 H.J. Lu <hongjiu.lu@intel.com>
2188 * builtins.c (expand_builtin_setjmp_receiver): Replace
2189 virtual_incoming_args_rtx with crtl->args.internal_arg_pointer.
2190 (expand_builtin_apply_args_1): Likewise.
2191 (expand_builtin_longjmp): Need DRAP for stack alignment.
2192 (expand_builtin_apply): Likewise.
2194 * caller-save.c (setup_save_areas): Call assign_stack_local_1
2195 instead of assign_stack_local to allow alignment reduction.
2197 * calls.c (emit_call_1): Need DRAP for stack alignment if
2199 (expand_call): Replace virtual_incoming_args_rtx with
2200 crtl->args.internal_arg_pointer.
2201 * stmt.c (expand_nl_goto_receiver): Likewise.
2203 * cfgexpand.c (get_decl_align_unit): Estimate stack variable
2204 alignment and store to stack_alignment_estimated and
2205 max_used_stack_slot_alignment.
2206 (expand_one_var): Likewise.
2207 (expand_stack_alignment): New function.
2208 (tree_expand_cfg): Initialize max_used_stack_slot_alignment
2209 and stack_alignment_estimated fields in rtl_data. Call
2210 expand_stack_alignment at end.
2212 * defaults.h (INCOMING_STACK_BOUNDARY): New.
2213 (MAX_STACK_ALIGNMENT): Likewise.
2214 (MAX_SUPPORTED_STACK_ALIGNMENT): Likewise.
2215 (SUPPORTS_STACK_ALIGNMENT): Likewise.
2217 * emit-rtl.c (gen_reg_rtx): Estimate stack alignment for
2218 stack alignment when generating virtual registers.
2220 * function.c (assign_stack_local): Renamed to ...
2221 (assign_stack_local_1): This. Add a parameter to indicate
2222 if it is OK to reduce alignment.
2223 (assign_stack_local): Use it.
2224 (instantiate_new_reg): Instantiate virtual incoming args rtx
2225 to vDRAP if stack realignment and DRAP is needed.
2226 (assign_parms): Collect parameter/return type alignment and
2227 contribute to stack_alignment_estimated.
2228 (locate_and_pad_parm): Likewise.
2229 (get_arg_pointer_save_area): Replace virtual_incoming_args_rtx
2230 with crtl->args.internal_arg_pointer.
2232 * function.h (rtl_data): Add new field drap_reg,
2233 max_used_stack_slot_alignment, stack_alignment_estimated,
2234 stack_realign_needed, need_drap, stack_realign_processed and
2235 stack_realign_finalized.
2236 (stack_realign_fp): New macro.
2237 (stack_realign_drap): Likewise.
2239 * global.c (compute_regsets): Frame pointer is needed when
2240 stack is realigned. Can eliminate frame pointer when stack is
2241 realigned and dynamic realigned argument pointer isn't used.
2243 * reload1.c (update_eliminables): Frame pointer is needed
2244 when stack is realigned.
2245 (init_elim_table): Can eliminate frame pointer when stack is
2246 realigned and dynamic realigned argument pointer isn't used.
2248 * rtl.h (assign_stack_local_1): Declare new funtion.
2250 * target-def.h (TARGET_UPDATE_STACK_BOUNDARY): New.
2251 (TARGET_GET_DRAP_RTX): Likewise.
2252 (TARGET_CALLS): Add TARGET_UPDATE_STACK_BOUNDARY and
2253 TARGET_GET_DRAP_RTX.
2255 * target.h (gcc_target): Add update_stack_boundary and get_drap_rtx.
2257 * tree-vectorizer.c (vect_can_force_dr_alignment_p): Replace
2258 STACK_BOUNDARY with MAX_STACK_ALIGNMENT.
2260 2008-07-30 Xuepeng Guo <xuepeng.guo@intel.com>
2261 H.J. Lu <hongjiu.lu@intel.com>
2263 * dwarf2out.c (dw_fde_struct): Add stack_realignment, drap_reg,
2264 vdrap_reg, stack_realign and drap_reg_saved.
2265 (add_cfi): Don't allow redefining CFA when DRAP is used.
2266 (reg_save): Handle stack alignment.
2267 (dwarf2out_frame_debug_expr): Add rules 16-20 to handle stack
2268 alignment. Don't generate DWARF information for (set fp sp)
2270 (dwarf2out_begin_prologue): Initialize drap_reg and vdrap_reg
2272 (int_loc_descriptor): Move prototype forward. Also define if
2273 DWARF2_UNWIND_INFO is true.
2274 (output_cfa_loc): Handle DW_CFA_expression.
2275 (build_cfa_aligned_loc): New.
2276 (based_loc_descr): Update assert for stack realign. For local
2277 variables, use sp+offset when stack is aligned without drap and
2278 fp+offset when stack is aligned with drap. For arguments, use
2279 cfa+offset when drap is used to align stack.
2281 2008-07-30 Joey Ye <joey.ye@intel.com>
2282 H.J. Lu <hongjiu.lu@intel.com>
2284 * config/i386/i386.c (ix86_force_align_arg_pointer_string):
2286 (ix86_gen_andsp): New.
2287 (ix86_user_incoming_stack_boundary): Likewise.
2288 (ix86_default_incoming_stack_boundary): Likewise.
2289 (ix86_incoming_stack_boundary): Likewise.
2290 (ix86_can_eliminate): Likewise.
2291 (find_drap_reg): Likewise.
2292 (ix86_update_stack_boundary): Likewise.
2293 (ix86_get_drap_rtx): Likewise.
2294 (ix86_finalize_stack_realign_flags): Likewise.
2295 (TARGET_UPDATE_STACK_BOUNDARY): Likewise.
2296 (TARGET_GET_DRAP_RTX): Likewise.
2297 (override_options): Overide option value for new options.
2298 (ix86_function_ok_for_sibcall): Remove check for
2299 force_align_arg_pointer.
2300 (ix86_handle_cconv_attribute): Likewise.
2301 (ix86_function_regparm): Likewise.
2302 (setup_incoming_varargs_64): Don't set stack_alignment_needed here.
2303 (ix86_va_start): Replace virtual_incoming_args_rtx with
2304 crtl->args.internal_arg_pointer.
2305 (ix86_select_alt_pic_regnum): Check DRAP register.
2306 (ix86_save_reg): Replace force_align_arg_pointer with drap_reg.
2307 (ix86_compute_frame_layout): Compute frame layout wrt stack
2309 (ix86_internal_arg_pointer): Just return virtual_incoming_args_rtx.
2310 (ix86_expand_prologue): Decide if stack realignment is needed
2311 and generate prologue code accordingly.
2312 (ix86_expand_epilogue): Generate epilogue code wrt stack
2313 realignment is really needed or not.
2315 * config/i386/i386.h (MAIN_STACK_BOUNDARY): New.
2316 (ABI_STACK_BOUNDARY): Likewise.
2317 (PREFERRED_STACK_BOUNDARY_DEFAULT): Likewise.
2318 (STACK_REALIGN_DEFAULT): Likewise.
2319 (INCOMING_STACK_BOUNDARY): Likewise.
2320 (MAX_STACK_ALIGNMENT): Likewise.
2321 (ix86_incoming_stack_boundary): Likewise.
2322 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): Removed.
2323 (REAL_PIC_OFFSET_TABLE_REGNUM): Updated to use BX_REG.
2324 (CAN_ELIMINATE): Defined with ix86_can_eliminate.
2325 (machine_function): Remove force_align_arg_pointer.
2327 * config/i386/i386.md (BX_REG): New.
2328 (R13_REG): Likewise.
2330 * config/i386/i386.opt (mforce_drap): New.
2331 (mincoming-stack-boundary): Likewise.
2332 (mstackrealign): Add Init(-1).
2334 * config/i386/i386-protos.h (ix86_can_eliminate): New
2336 2008-07-30 H.J. Lu <hongjiu.lu@intel.com>
2338 * doc/extend.texi: Update force_align_arg_pointer.
2340 * doc/invoke.texi: Document -mincoming-stack-boundary. Update
2343 * doc/tm.texi (MAX_STACK_ALIGNMENT): Add macro.
2344 (INCOMING_STACK_BOUNDARY): Likewise.
2345 (TARGET_UPDATE_STACK_BOUNDARY): New target hook.
2346 (TARGET_GET_DRAP_RTX): Likewise.
2348 2008-07-30 Andreas Schwab <schwab@suse.de>
2350 PR rtl-optimization/36929
2351 * dse.c (replace_inc_dec): Use emit_insn_before instead of
2352 add_insn_before and fix argument order.
2353 (replace_inc_dec_mem): Handle NULL rtx.
2355 2008-07-30 Andrew Jenner <andrew@codesourcery.com>
2357 * config/arm/arm.c (arm_compute_static_chain_stack_bytes): New
2359 (arm_compute_initial_elimination_offset): Use it.
2360 (arm_compute_save_reg_mask): Include static chain save slot when
2361 calculating alignment.
2362 (arm_get_frame_offsets): Ditto.
2363 (thumb1_compute_save_reg_mask): Ensure we have a low register saved
2364 that we can use to decrement the stack when the stack decrement
2365 could be too big for an immediate value in a single insn.
2366 (thumb1_expand_prologue): Avoid using r12 for stack decrement.
2368 2008-07-30 Richard Guenther <rguenther@suse.de>
2370 PR tree-optimization/36967
2371 * tree-predcom.c (remove_stmt): Use gimple_assign_ssa_name_copy_p.
2372 Release defs of statements we remove.
2374 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2376 * config/arm/arm.c (arm_expand_prologue): Use 0-length rtvec
2377 instead of NULL_RTVEC.
2379 2008-07-30 Nathan Froyd <froydnj@codesourcery.com>
2383 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Add clause for
2386 2008-07-30 Rafael Avila de Espindola <espindola@google.com>
2388 * final.c (call_from_call_insn): New.
2389 (final_scan_insn): Call assemble_external on FUNCTION_DECLs.
2391 2008-07-30 Paolo Bonzini <bonzini@gnu.org>
2393 * configure.ac: Substitute ADA_CFLAGS.
2394 * configure: Regenerate.
2395 * config.host: Remove mention of pa/x-ada and pa/x-ada-hpux10 files.
2396 * Makefile.in: Remove mention of X_* variables.
2397 * config/pa/x-ada-hpux10: Remove.
2398 * config/pa/x-ada: Remove.
2400 * doc/fragments.texi: Update.
2402 2008-07-30 Olivier Hainque <hainque@adacore.com>
2404 * config/mips/irix-crti.asm: .hide __gcc_init and __gcc_fini.
2405 * config/mips/iris6.h (IRIX_SUBTARGET_LINK_SPEC, irix ld): Hide
2406 __dso_handle explicitly here.
2408 2008-07-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2411 * c-typeck.c (build_binary_op): Encapsulate code into...
2412 * c-common.c (shorten_binary_op): ...this new function.
2413 (conversion_warning): Use the new function. Handle non-negative
2414 constant in bitwise-and.
2415 * c-common.h (shorten_binary_op): Declare.
2417 2008-07-30 Olivier Hainque <hainque@adacore.com>
2419 * scan.c (make_sstring_space): Add explicit conversions of
2420 allocator's return value.
2421 * fix-header.c (recognized_function): Likewise.
2423 2008-07-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2425 * doc/cpp.texi: Update to GFDL 1.2.
2426 * doc/gcc.texi: Do not list GPL as Invariant Section.
2427 * doc/gccint.texi: Likewise. Update copyright years.
2428 * doc/install.texi: Update copyright years.
2430 2008-07-30 Alan Modra <amodra@bigpond.net.au>
2433 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Add
2434 a use of pic_offset_table_rtx for -msecure-plt __tls_get_addr calls.
2436 2008-07-29 Jan Hubicka <jh@suse.cz>
2438 * c-decl.c (merge_decls): Do not handle DECL_INLINE.
2439 (grokdeclarator): Likewise.
2440 * langhooks.c (lhd_warn_unused_global_decl): Use
2441 DECL_DECLARED_INLINE_P.
2442 * print-tree.c (print_node): Remove DECL_INLINE check.
2444 2008-07-29 Richard Guenther <rguenther@suse.de>
2446 PR tree-optimization/36945
2447 * tree-ssa-sccvn.h (copy_reference_ops_from_ref): Declare.
2448 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Export.
2449 Record invariant addresses un-decomposed.
2450 (copy_reference_ops_from_call): Record reference call
2451 arguments properly. Simplify.
2452 * tree-ssa-pre.c (create_component_ref_by_pieces_1): New
2453 helper split out from ...
2454 (create_component_ref_by_pieces): ... here. Simplify.
2455 Prepare for recursive invocation for call arguments.
2456 (create_expression_by_pieces): Adjust call to
2457 create_component_ref_by_pieces.
2458 (compute_avail): Process operand 2 of reference ops.
2460 2008-07-29 Richard Guenther <rguenther@suse.de>
2462 * gimplify.c (gimplify_expr): Clear TREE_SIDE_EFFECTS for OBJ_TYPE_REF.
2464 2008-07-29 Jakub Jelinek <jakub@redhat.com>
2466 * c-format.c (check_format_types): Revert unwanted checkin.
2468 2008-07-29 Jan Hubicka <jh@suse.cz>
2470 * flags.h (flag_really_no_inline): Remove.
2471 * cgraph.c (cgraph_function_possibly_inlined_p): Simplify.
2472 * toplev.c (flag_really_no_inline): Remove.
2473 * c-cppbuiltin.c (c_cpp_builtins): Use flag_no_inline.
2474 * ipa-inline.c (cgraph_decide_inlining): Do not check flag_no_inline.
2475 (cgraph_decide_inlining_incrementally): Likewise.
2476 (compute_inline_parameters): Likewise.
2477 * opts.c (decode_options): Simplify.
2478 * c-opts.c (c_common_post_options): Do not set flag_no_inline.
2479 * common.opt (finline): Initialize to 1.
2480 * tree-inline.c (inlinable_function_p): Check flag_no_inline.
2482 2008-07-29 Jan Hubicka <jh@suse.cz>
2484 * predict.c (always_optimize_for_size_p): New function.
2485 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2486 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2487 optimize_insn_for_size_p, optimize_insn_for_speed_p): New global
2489 (rtl_profile_for_bb, rtl_profile_for_edge, rtl_default_profile): New.
2490 * function.c (prepare_function_start): Set default profile.
2491 * function.h (rtl_data): Add maybe_hot_insn_p.
2492 * cfgexpand.c (expand_gimple_basic_block): Set RTL profile.
2493 (construct_exit_block): Likewise.
2494 (tree_expand_cfg): Likewise.
2496 (optimize_bb_for_size_p, optimize_bb_for_speed_p,
2497 optimize_edge_for_size_p, optimize_edge_for_speed_p,
2498 optimize_insn_for_size_p, optimize_insn_for_speed_p): Declare.
2499 (rtl_profile_for_bb, rtl_profile_for_edge, default_rtl_profile):
2502 2008-07-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2505 * c-decl.c (merge_decls): Merge USED flags.
2507 2008-07-29 Kaz Kojima <kkojima@gcc.gnu.org>
2509 * config/sh/sh.c (sh_gimplify_va_arg_expr): Unshare the addr,
2510 valist, next_fp, next_fp_tmp, next_fp_limit, next_o, next_o_limit,
2511 next_stack, lab_false and lab_over trees.
2513 2008-07-28 Richard Guenther <rguenther@suse.de>
2515 PR tree-optimization/36957
2516 * tree-flow.h (tree_ssa_useless_type_conversion): Remove.
2517 (useless_type_conversion_p): Remove.
2518 (types_compatible_p): Remove.
2519 * gimple.h (tree_ssa_useless_type_conversion): Declare.
2520 (useless_type_conversion_p): Declare.
2521 (types_compatible_p): Declare.
2522 (gimple_expr_type): Return the base type only if it is
2523 trivially convertible to the subtype.
2525 2008-07-28 Andreas Tobler <a.tobler@schweiz.org>
2527 * configure.ac: Use the m4_do macro to concatenate the warnings into
2528 one string in ACX_PROG_CC_WARNING_OPTS,
2529 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC and ACX_PROG_CC_WARNINGS_ARE_ERRORS.
2530 * configure: Regenerate.
2532 2008-07-28 Richard Guenther <rguenther@suse.de>
2534 * tree-ssa-pre.c (insert_into_preds_of_block): Remove dead code.
2535 (insert_fake_stores): Remove.
2536 (realify_fake_stores): Likewise.
2537 (execute_pre): Remove dead code.
2538 * tree-ssa-structalias.c (get_constraint_for_1): Remove tcc_unary case.
2539 (find_func_aliases): Deal with it here instead.
2540 Re-enable gcc_unreachable call.
2542 2008-07-28 Richard Guenther <rguenther@suse.de>
2544 Merge from gimple-tuples-branch.
2546 * ChangeLog.tuples: ChangeLog from gimple-tuples-branch.
2547 * gimple.def: New file.
2548 * gsstruct.def: Likewise.
2549 * gimple-iterator.c: Likewise.
2550 * gimple-pretty-print.c: Likewise.
2551 * tree-gimple.c: Removed. Merged into ...
2552 * gimple.c: ... here. New file.
2553 * tree-gimple.h: Removed. Merged into ...
2554 * gimple.h: ... here. New file.
2556 * Makefile.in: Add dependencies on GIMPLE_H and tree-iterator.h.
2557 * configure.ac: Added support for ENABLE_GIMPLE_CHECKING and the
2558 --enable-checking=gimple flag.
2559 * config.in: Likewise.
2560 * configure: Regenerated.
2562 * tree-ssa-operands.h: Tuplified.
2563 * tree-vrp.c: Likewise.
2564 * tree-loop-linear.c: Likewise.
2565 * tree-into-ssa.c: Likewise.
2566 * tree-ssa-loop-im.c: Likewise.
2567 * tree-dump.c: Likewise.
2568 * tree-complex.c: Likewise.
2569 * cgraphbuild.c: Likewise.
2570 * tree-ssa-threadupdate.c: Likewise.
2571 * tree-ssa-loop-niter.c: Likewise.
2572 * tree-pretty-print.c: Likewise.
2573 * tracer.c: Likewise.
2574 * gengtype.c: Likewise.
2575 * tree-loop-distribution.c: Likewise.
2576 * tree-ssa-loop-unswitch.c: Likewise.
2577 * cgraph.c: Likewise.
2578 * cgraph.h: Likewise.
2579 * tree-ssa-loop-manip.c: Likewise.
2580 * value-prof.c: Likewise.
2581 * tree-ssa-loop-ch.c: Likewise.
2582 * tree-tailcall.c: Likewise.
2583 * value-prof.h: Likewise.
2586 * tree-pass.h: Likewise.
2587 * ipa-cp.c: Likewise.
2588 * tree-scalar-evolution.c: Likewise.
2589 * tree-scalar-evolution.h: Likewise.
2590 * target.h: Likewise.
2591 * lambda-mat.c: Likewise.
2592 * tree-phinodes.c: Likewise.
2593 * diagnostic.h: Likewise.
2594 * builtins.c: Likewise.
2595 * tree-ssa-alias-warnings.c: Likewise.
2596 * cfghooks.c: Likewise.
2597 * fold-const.c: Likewise.
2598 * cfghooks.h: Likewise.
2599 * omp-low.c: Likewise.
2600 * tree-ssa-dse.c: Likewise.
2601 * ipa-reference.c: Likewise.
2602 * tree-ssa-uncprop.c: Likewise.
2603 * toplev.c: Likewise.
2604 * tree-gimple.c: Likewise.
2605 * tree-gimple.h: Likewise.
2606 * tree-chrec.c: Likewise.
2607 * tree-chrec.h: Likewise.
2608 * tree-ssa-sccvn.c: Likewise.
2609 * tree-ssa-sccvn.h: Likewise.
2610 * cgraphunit.c: Likewise.
2611 * tree-ssa-copyrename.c: Likewise.
2612 * tree-ssa-ccp.c: Likewise.
2613 * tree-ssa-loop-ivopts.c: Likewise.
2614 * tree-nomudflap.c: Likewise.
2615 * tree-call-cdce.c: Likewise.
2616 * ipa-pure-const.c: Likewise.
2617 * c-format.c: Likewise.
2618 * tree-stdarg.c: Likewise.
2619 * tree-ssa-math-opts.c: Likewise.
2620 * tree-ssa-dom.c: Likewise.
2621 * tree-nrv.c: Likewise.
2622 * tree-ssa-propagate.c: Likewise.
2623 * ipa-utils.c: Likewise.
2624 * tree-ssa-propagate.h: Likewise.
2625 * tree-ssa-alias.c: Likewise.
2626 * gimple-low.c: Likewise.
2627 * tree-ssa-sink.c: Likewise.
2628 * ipa-inline.c: Likewise.
2629 * c-semantics.c: Likewise.
2630 * dwarf2out.c: Likewise.
2632 * tree-ssa-loop-ivcanon.c: Likewise.
2633 * predict.c: Likewise.
2634 * tree-ssa-loop.c: Likewise.
2635 * tree-parloops.c: Likewise.
2636 * tree-ssa-address.c: Likewise.
2637 * tree-ssa-ifcombine.c: Likewise.
2638 * matrix-reorg.c: Likewise.
2639 * c-decl.c: Likewise.
2640 * tree-eh.c: Likewise.
2641 * c-pretty-print.c: Likewise.
2642 * lambda-trans.c: Likewise.
2643 * function.c: Likewise.
2644 * langhooks.c: Likewise.
2645 * ebitmap.h: Likewise.
2646 * tree-vectorizer.c: Likewise.
2647 * function.h: Likewise.
2648 * langhooks.h: Likewise.
2649 * tree-vectorizer.h: Likewise.
2650 * ipa-type-escape.c: Likewise.
2651 * ipa-type-escape.h: Likewise.
2652 * domwalk.c: Likewise.
2653 * tree-if-conv.c: Likewise.
2654 * profile.c: Likewise.
2655 * domwalk.h: Likewise.
2656 * tree-data-ref.c: Likewise.
2657 * tree-data-ref.h: Likewise.
2658 * tree-flow-inline.h: Likewise.
2659 * tree-affine.c: Likewise.
2660 * tree-vect-analyze.c: Likewise.
2661 * c-typeck.c: Likewise.
2662 * gimplify.c: Likewise.
2663 * coretypes.h: Likewise.
2664 * tree-ssa-phiopt.c: Likewise.
2665 * calls.c: Likewise.
2666 * tree-ssa-coalesce.c: Likewise.
2667 * tree.def: Likewise.
2668 * tree-dfa.c: Likewise.
2669 * except.c: Likewise.
2670 * except.h: Likewise.
2671 * cfgexpand.c: Likewise.
2672 * tree-cfgcleanup.c: Likewise.
2673 * tree-ssa-pre.c: Likewise.
2674 * tree-ssa-live.c: Likewise.
2675 * tree-sra.c: Likewise.
2676 * tree-ssa-live.h: Likewise.
2677 * tree-predcom.c: Likewise.
2678 * lambda.h: Likewise.
2679 * tree-mudflap.c: Likewise.
2680 * ipa-prop.c: Likewise.
2681 * print-tree.c: Likewise.
2682 * tree-ssa-copy.c: Likewise.
2683 * ipa-prop.h: Likewise.
2684 * tree-ssa-forwprop.c: Likewise.
2685 * ggc-page.c: Likewise.
2686 * c-omp.c: Likewise.
2687 * tree-ssa-dce.c: Likewise.
2688 * tree-vect-patterns.c: Likewise.
2689 * tree-ssa-ter.c: Likewise.
2690 * tree-nested.c: Likewise.
2691 * tree-ssa.c: Likewise.
2692 * lambda-code.c: Likewise.
2693 * tree-ssa-loop-prefetch.c: Likewise.
2694 * tree-inline.c: Likewise.
2695 * tree-inline.h: Likewise.
2696 * tree-iterator.c: Likewise.
2697 * tree-optimize.c: Likewise.
2698 * tree-ssa-phiprop.c: Likewise.
2699 * tree-vect-transform.c: Likewise.
2700 * tree-object-size.c: Likewise.
2701 * tree-outof-ssa.c: Likewise.
2702 * cfgloop.c: Likewise.
2703 * system.h: Likewise.
2704 * tree-profile.c: Likewise.
2705 * cfgloop.h: Likewise.
2706 * c-gimplify.c: Likewise.
2707 * c-common.c: Likewise.
2708 * tree-vect-generic.c: Likewise.
2709 * tree-flow.h: Likewise.
2710 * c-common.h: Likewise.
2711 * basic-block.h: Likewise.
2712 * tree-ssa-structalias.c: Likewise.
2713 * tree-switch-conversion.c: Likewise.
2714 * tree-ssa-structalias.h: Likewise.
2715 * tree-cfg.c: Likewise.
2716 * passes.c: Likewise.
2717 * ipa-struct-reorg.c: Likewise.
2718 * ipa-struct-reorg.h: Likewise.
2719 * tree-ssa-reassoc.c: Likewise.
2720 * cfgrtl.c: Likewise.
2721 * varpool.c: Likewise.
2723 * tree-ssanames.c: Likewise.
2724 * tree-ssa-threadedge.c: Likewise.
2725 * langhooks-def.h: Likewise.
2726 * tree-ssa-operands.c: Likewise.
2727 * config/alpha/alpha.c: Likewise.
2728 * config/frv/frv.c: Likewise.
2729 * config/s390/s390.c: Likewise.
2730 * config/m32c/m32c.c: Likewise.
2731 * config/m32c/m32c-protos.h: Likewise.
2732 * config/spu/spu.c: Likewise.
2733 * config/sparc/sparc.c: Likewise.
2734 * config/i386/i386.c: Likewise.
2735 * config/sh/sh.c: Likewise.
2736 * config/xtensa/xtensa.c: Likewise.
2737 * config/stormy16/stormy16.c: Likewise.
2738 * config/ia64/ia64.c: Likewise.
2739 * config/rs6000/rs6000.c: Likewise.
2740 * config/pa/pa.c: Likewise.
2741 * config/mips/mips.c: Likewise.
2743 2008-07-28 Simon Baldwin <simonb@google.com>
2745 * c-pragma.c (handle_pragma_message): New function.
2746 (init_pragma): Register handle_pragma_message.
2747 * doc/extend.texi (Diagnostic Pragmas): Added #pragma message
2750 2008-07-27 Victor Kaplansky <victork@il.ibm.com>
2752 PR tree-optimization/35252
2753 * tree-vect-analyze.c (vect_build_slp_tree): Make IMAGPART_EXPR and
2754 REALPART_EXPR to be considered as same load operation.
2756 2008-07-27 Eric Botcazou <ebotcazou@adacore.com>
2758 PR tree-optimization/36830
2759 * tree-ssa-sccvn.c (vn_reference_op_compute_hash): Hash operand #2.
2760 (expressions_equal_p): Return false if only one operand is null.
2762 2008-07-26 Gerald Pfeifer <gerald@pfeifer.com>
2764 * doc/install.texi (powerpc-*-netbsd*): Remove redundant texinfo
2765 version requirements.
2767 2008-07-26 Olivier Hainque <hainque@adacore.com>
2769 * collect2.c (symkind): New enum. Symbol kinds we care about.
2770 (is_ctor_dtor): Return symkind instead of int. Adjust prototype,
2771 code and head comment accordingly.
2772 (scan_prog_file): Use symkind names instead of bare integers.
2774 2008-07-25 Jan Hubicka <jh@suse.cz>
2776 * cgraph.c (cgraph_function_possibly_inlined_p): Do not rely on
2778 * cgraphunit.c (record_cdtor_fn): Do not initialize DECL_INLINE
2779 (cgraph_preserve_function_body_p): Do not rely on DECL_INLINE.
2780 * dojump.c (clear_pending_stack_adjust): Likewise.
2781 * print-tree.c (print_node): Ignore DECL_INLINE.
2782 * tree-inline.c (inlinable_function_p): Likewise.
2784 2008-07-25 Michael Meissner <gnu@the-meissners.org>
2786 * doc/extend.texi (hot attribute): Document that the hot attribute
2787 turns on -O3 for some ports.
2788 (cold attribute): Document that the cold attribute turns on -Os
2791 * doc/tm.texi (OPTIMIZATION_OPTIONS): Update documentation to
2792 reflect function specific option support.
2794 * target.h (struct target_option_hooks): Add fields to say whether
2795 the cold attribute implies -Os and the hot attribute implies -O3.
2797 * target-def.h (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION):
2798 By default, do not turn on -Os for cold functions.
2799 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): By default, do
2800 not turn on -O3 for hot functions.
2802 * c-common.c (handle_hot_attribute): Use target hook to determine
2803 if hot functions should enable -O3.
2804 (handle_cold_attribute): Use target hook to determine if cold
2805 functions should enable -Os.
2807 * config/i386/i386.c (ix86_target_string): Add -m3dnowa support.
2808 (override_options): Move disable scheduling to
2809 optimization_options.
2810 (optimization_options): Disable scheduling here, not
2812 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2813 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2815 * config/ia64/ia64.c (ia64_override_options): Move setting
2816 scheduling flags to ia64_optimization_options.
2817 (ia64_optimization_options): Disable scheduling options here, and
2818 not in ia64_override_options.
2819 (TARGET_OPTION_COLD_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2820 (TARGET_OPTION_HOT_ATTRIBUTE_SETS_OPTIMIZATION): Define.
2822 2008-07-25 H.J. Lu <hongjiu.lu@intel.com>
2825 * config/i386/i386.c (override_options): Don't clear TARGET_CMOVE.
2827 2008-07-25 Martin Jambor <mjambor@suse.cz>
2829 PR tree-optimization/36926
2830 * ipa-prop.c (ipa_analyze_call_uses): Call
2831 ipa_is_ssa_with_stmt_def instead of SSA_NAME_IS_DEFAULT_DEF.
2833 2008-07-25 Joseph Myers <joseph@codesourcery.com>
2835 * config/arm/iwmmxt.md (movv8qi_internal, movv4hi_internal,
2836 movv2si_internal): Add mem = reg alternative.
2838 2008-07-25 Andreas Tobler <a.tobler@schweiz.org>
2841 * config/sparc/sparc.h (DEFAULT_PCC_STRUCT_RETURN): Define
2842 DEFAULT_PCC_STRUCT_RETURN to 127.
2844 2008-07-24 Jan Hubicka <jh@suse.cz>
2846 * cgraphbuild.c (record_reference): Drop non-unit-at-a-time code.
2847 (build_cgraph_edges): Likewise.
2848 * cgraph.c (cgraph_node): Do not update assembler hash.
2849 (cgraph_remove_node): Drop non-unit-at-a-time code.
2850 * tree-pass.h (pass_O0_always_inline): Remove.
2851 * ipa-reference.c (gate_reference): Remove unit-at-a-time check.
2852 * toplev.c (process_options): Flag unit-at-a-time does not imply
2854 * cgraphunit.c: Update comments.
2855 (decide_is_function_needed): Drop non-unit-at-a-time mode.
2856 (cgraph_assemble_pending_functions): Remove.
2857 (cgraph_reset_node): Drop non-unit-at-a-time code.
2858 (cgraph_finalize_function): Likewise.
2859 (cgraph_analyze_function): Likewise.
2860 (cgraph_finalize_compilation_unit): Likewise.
2861 (cgraph_expand_function): Likewise.
2862 (cgraph_optimize): Likesise.
2863 (save_inline_function_body): Likewise.
2864 * ipa-pure-const.c (gate_pure_const): Drop flag_unit_at_a_time check.
2865 * tree-ssa-alias.c (maybe_be_aliased): Likewise.
2866 * ipa-inline.c: Update comments.
2867 (enum inlining_mode): remove INLINE_SPEED.
2868 (cgraph_clone_inlined_nodes): Drop unit-at-a-time check.
2869 (cgraph_mark_inline_edge): Likewise.
2870 (try_inline): Likewise.
2871 (cgraph_decide_inlining_incrementally): Likewise.
2872 (cgraph_gate_inlining): Remove.
2873 (cgraph_early_inlining): Remove flag_unit_at_a_time checks.
2874 (cgraph_gate_early_inlining): Likewise.
2875 (gate_inline_passes): Remove.
2876 (pass_inline_parameters, pass_ipa_inline): Remove gates.
2877 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
2878 pass_O0_always_inline): Remove.
2879 * c-pch.c (c_pch_matching): Remove -funit-at-a-time.
2880 * dwarf2out.c (reference_to_unused): Remove flag_unit_at_a_time check.
2881 * opts.c (no_unit_at_a_time_default): Remove.
2882 (decode_options): Remove flag_unit_at_a_time reset and warning.
2883 * opts.h (no_unit_at_a_time_default): Remove.
2884 * c-decl.c (diagnose_mismatched_decls): Do not require inline keyword
2885 early in GNU dialect.
2886 (merge_decls): Update comment; drop unit-at-a-time check.
2887 (finish_decl): Likewise.
2888 (grok_declaration): Remove flag_inline_trees code.
2889 (finish_functions): Return on function returning non-void on all
2891 * ipa-tye-escape.c (gate_type_escape_vars): Remove.
2892 * cfgexpand.c (expand_one_static_var): Remove.
2893 (expand_one_var): Remove expand_one_static_var call.
2894 (expand_used_vars_for_block): Remove flag_unit_a_time check.
2895 * c-opts.c (c_common_post_options): Remove flag_inline_trees code
2896 and flag_unit_at_a-time compatibility checks.
2897 * varasm.c (assemble_alias): Remove flag_unit_at_a_time check.
2898 * tree-inline.c (flag_inline_trees): Remove.
2899 (inlinable_function_p): Don't check it.
2900 (expand_call_inline): Remove non-unit-at-a-time code.
2901 * tree-inline.h (flag_inline_trees): Remove.
2902 * tree-optimize.c (execute_early_local_optimizations): Remove
2903 unit-at-a-time checks.
2904 (tree_rest_of_compilation): Likewise.
2905 * combine.c (setup_incoming_promotions): Likewise.
2906 * tree-profile.c (tree_gen_ic_func_profiler): Likewise.
2907 * tree-ssa-structalias.c (delete_points_to_sets): Likewise.
2908 * passes.c (pass_inline_parameters): Update comments; remove
2909 O0_alwaysinline pass.
2910 (execute_one_ipa_transform_pass): Do not reset in_gimple_form.
2911 (execute_one_pass): Likewise.
2912 * i386.c (ix86_function_regparm): Remove unit-at-a-time check.
2913 (ix86_function_sseregparm): Likewise.
2914 * arm.c (arm_function_in_section_p): Likewise.
2915 * bfin.c (bfin_load_pic_reg, bfin_function_ok_for_sibcall): Likewise.
2916 * varpool.c: Update comments.
2917 (decide_is_variable_needed): Remove unit-at-a-time checks.
2918 (varpool_finalize_decl): Likewise.
2920 2008-07-24 Kaz Kojima <kkojima@gcc.gnu.org>
2922 * config/sh/sh.h (OPTIMIZATION_OPTIONS): Set flag_omit_frame_pointer
2924 (OVERRIDE_OPTIONS): Check if flag_omit_frame_pointer is equal to 2.
2926 2008-07-24 Kai Tietz <kai.tietz@onevision.com>
2928 * config/i386/i386.c (get_dllimport_decl): Treat user_label_prefix for
2929 imp symbol extension.
2931 2008-07-23 Ian Lance Taylor <iant@google.com>
2933 * tree-vrp.c (infer_value_range): Ignore asm statements when
2934 looking for memory accesses for -fdelete-null-pointer-checks.
2936 2008-07-24 Ben Elliston <bje@au.ibm.com>
2938 * config/spu/spu-c.c (__vector_keyword): New variable.
2939 (vector_keyword): Likewise.
2940 (spu_categorize_keyword): New function.
2941 (spu_macro_to_expand): Likewise.
2942 (spu_cpu_cpp_builtins): Enable context-sensitive macros if not
2943 compiling an ISO C dialect.
2945 2008-07-24 Ben Elliston <bje@au.ibm.com>
2947 * config/rs6000/rs6000-c.c: Move GTY(()) markers to match
2950 2008-07-23 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
2952 * configure: Regenerate.
2953 * configure.ac: Require texinfo 4.7.
2954 * doc/install.texi: Document texinfo 4.7 requirement.
2956 2008-07-23 Martin Jambor <mjambor@suse.cz>
2958 * ipa-cp.c (ipcp_print_edge_profiles): Test for node->analyzed
2959 rather than for DECL_SAVED_TREE.
2960 * ipa-prop.c: Include diagnostic.h.
2961 (ipa_check_stmt_modifications): Check LHS of GIMPLE_MODIFY_EXPRs
2963 (ipa_detect_param_modifications): Function rewritten from scratch.
2964 (ipa_compute_jump_functions): Changed accesses to modification flags.
2965 (ipa_free_node_params_substructures): Update flags destruction.
2966 (ipa_node_duplication_hook): Update flags duplication.
2967 (ipa_print_all_params_modified): Updated flag access.
2968 * ipa-prop.h (struct ipa_param_flags): New structure.
2969 (struct ipa_node_params): New field modification_analysis_done,
2970 modified_flags changed into param_flags.
2971 (ipa_is_ith_param_modified): Changed to use new flags.
2972 * Makefile.in (ipa-prop.o): Add $(DIAGNOSTIC_H) to dependencies.
2974 * ipa-prop.c (ipa_print_all_jump_functions): Moved here from
2975 ipa-cp.c and split into two functions.
2976 (ipa_print_node_jump_functions): New function.
2977 (compute_scalar_jump_functions): New function.
2978 (type_like_member_ptr_p): New function.
2979 (compute_pass_through_member_ptrs): New function.
2980 (fill_member_ptr_cst_jump_function): New function.
2981 (determine_cst_member_ptr): New function.
2982 (compute_cst_member_ptr_arguments): New function.
2983 (ipa_compute_jump_functions): Complete rewrite.
2984 * ipa-prop.h (enum jump_func_type): Make explicit that we depend
2985 on IPA_UNKNOWN being zero. Added value IPA_CONST_MEMBER_PTR.
2986 (struct ipa_member_ptr_cst): New structure.
2987 (union jump_func_value): New field member_cst.
2988 * ipa-cp.c (ipcp_lat_is_insertable): New function.
2989 (ipcp_lattice_from_jfunc): Produces bottom lattices for unhandled
2990 jump function types.
2991 (ipcp_print_all_lattices): Slight fprintf rearrangement.
2992 (ipcp_print_all_structures): Call ipa_print_all_jump_functions
2993 instead of ipcp_print_all_jump_functions.
2994 (ipcp_insert_stage): Use ipcp_lat_is_insertable, create replace maps
2995 only for replacable scalars.
2997 * doc/invoke.texi (Optimize options): Add description of
2998 -findirect-inlining.
2999 * common.opt (flag_indirect_inlining): New flag.
3000 * opts.c (decode_options): Set flag_indirect_inlining when
3003 * ipa-inline.c: Include ipa-prop.h.
3004 (inline_indirect_intraprocedural_analysis): New function.
3005 (inline_generate_summary): Allocate parameter and argument info
3006 structures, call inline_indirect_intraprocedural_analysis on each
3007 node when doing indirect inlining and deallocate indirect inlining
3008 data structures in the end.
3009 * ipa-prop.c (ipa_create_param_decls_array): Return if already done.
3010 (free_all_ipa_structures_after_iinln): New function.
3011 (free_all_ipa_structures_after_ipa_cp): Checks whether iinln will be
3013 * Makefile.in (ipa-inline.o): Added $(IPA_PROP_H) to dependencies.
3015 * cgraphbuild.c (compute_call_stmt_bb_frequency): New function.
3016 (build_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3017 of computing the frequency separately.
3018 (rebuild_cgraph_edges): Call compute_call_stmt_bb_frequency instead
3019 of computing the frequency separately.
3020 * ipa-cp.c (ipcp_print_all_structures): Replace a call to
3021 ipa_print_all_param_modified with a call to ipa_print_all_param_flags.
3022 * ipa-prop.c (ipa_get_member_ptr_load_param): New function.
3023 (ipa_get_stmt_member_ptr_load_param): New function.
3024 (ipa_is_ssa_with_stmt_def): New function.
3025 (ipa_note_param_call): New function.
3026 (ipa_analyze_call_uses): New function.
3027 (ipa_analyze_stmt_uses): New function.
3028 (ipa_analyze_params_uses): New function.
3029 (ipa_free_node_params_substructures): Also free the param_calls linked
3031 (ipa_node_duplication_hook): Also duplicate the param_calls linked list.
3032 (ipa_print_node_param_flags): New function.
3033 (ipa_print_all_params_modified): Renamed to ipa_print_all_param_flags.
3034 (ipa_print_all_param_flags): Calls ipa_print_node_param_flags.
3035 * ipa-prop.h (struct ipa_param_flags): New field called.
3036 (struct ipa_param_call_note): New structure.
3037 (struct ipa_node_params): New fields param_calls and
3039 (ipa_is_ith_param_called): New function.
3040 * ipa-inline.c (inline_indirect_intraprocedural_analysis): Call
3041 ipa_analyze_params_uses and dump parameter flags.
3043 * ipa-inline.c (cgraph_decide_recursive_inlining): Call
3044 ipa_propagate_indirect_call_infos if performing indirect inlining,
3045 pass a new parameter new_edges to it.
3046 (add_new_edges_to_heap): New fucntion.
3047 (cgraph_decide_inlining_of_small_functions): New vector
3048 new_indirect_edges for newly found indirect edges , call
3049 ipa_propagate_indirect_call_infos after inlining.
3050 (cgraph_decide_inlining): Call ipa_propagate_indirect_call_infos after
3051 inlining if performing indirect inlining. Call
3052 free_all_ipa_structures_after_iinln when doing so too.
3053 (inline_generate_summary): Do not call
3054 free_all_ipa_structures_after_iinln here.
3055 * ipa-prop.c (update_jump_functions_after_inlining): New function.
3056 (print_edge_addition_message): New function.
3057 (update_call_notes_after_inlining): New function.
3058 (propagate_info_to_inlined_callees): New function.
3059 (ipa_propagate_indirect_call_infos): New function.
3060 * ipa-prop.h: Include cgraph.h
3061 (struct ipa_param_call_note): Fields reordered, new field processed.
3062 * cgraph.h (cgraph_edge): Shrink loop_nest field to 31 bits, add a new
3064 * cgraphunit.c (verify_cgraph_node): Allow indirect edges not to have
3065 rediscovered call statements.
3066 * cgraph.c (cgraph_create_edge): Initialize indirect_call to zero.
3067 (dump_cgraph_node): Dump also the indirect_call flag.
3068 (cgraph_clone_edge): Copy also the indirect_call flag.
3069 * tree-inline.c (copy_bb): Do not check for fndecls from call
3070 expressions, check for edge availability when moving clones.
3071 (get_indirect_callee_fndecl): New function.
3072 (expand_call_inline): If callee declaration is not apprent from
3073 the statement, try calling get_indirect_callee_fndecl. Do not
3074 issue warnings or call sorry when not inlinings an indirect edge.
3075 * Makefile.in (IPA_PROP_H): Added $(CGRAPH_H) to dependencies.
3077 * ipa-prop.c (ipa_print_node_param_flags): Make the dump format a
3078 bit more frandly to matching.
3079 * testsuite/g++.dg/ipa/iinline-1.C: New testcase.
3080 * testsuite/gcc.dg/ipa/iinline-1.c: New testcase.
3081 * testsuite/gcc.dg/ipa/modif-1.c: New testcase.
3083 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3086 * opth-gen.awk: Suppress function specific features when building
3088 * optc-gen.awk: Ditto.
3090 2008-07-23 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3093 * diagnostic.c (pedwarn): Add opt parameter.
3095 * c-tree.h (pedwarn_init): Add opt parameter.
3096 (pedwarn_c90): Likewise.
3097 (pedwarn_c99): Likewise.
3098 * c-errors.c (pedwarn_c99): Likewise.
3099 (pedwarn_c90): Likewise.
3100 * toplev.h (pedwarn): Update declaration.
3101 (pedwarn0): Declare.
3102 * c-lex.c: All calls to pedwarn changed.
3103 * builtins.c: All calls to pedwarn changed.
3104 * toplev.c: All calls to pedwarn changed.
3105 * c-decl.c: All calls to pedwarn changed.
3106 * c-typeck.c: All calls to pedwarn changed.
3107 * c-common.c: All calls to pedwarn changed.
3108 * c-parser.c: All calls to pedwarn changed.
3110 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3111 Karthik Kumar <karthikkumar@gmail.com>
3113 * attribs.c (file scope): Include c-common.h.
3114 (decl_attributes): Add support for #pragma GCC optimize and
3117 * targhooks.c (default_can_inline_p): New function that is the
3118 default for the TARGET_CAN_INLINE_P target hook.
3120 * targhooks.h (default_can_inline_p): Add declaration.
3122 * tree.c (cl_optimization_node): New static tree for building
3123 OPTIMIZATION_NODE tree.
3124 (cl_target_option_node): New static tree for building
3125 TARGET_OPTION_NODE tree.
3126 (cl_option_hash_table): New hash table for hashing
3127 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3128 (cl_option_hash_hash): New function to provide the hash value for
3129 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3130 (cl_option_hash_eq): New function to provide an equality test for
3131 OPTIMIZATION_NODE and TARGET_OPTION_NODE trees.
3132 (tree_code_size): Add support for OPTIMIZATION_NODE and
3133 TARGET_OPTION_NODE trees.
3134 (tree_code_structure): Add support for OPTIMIZATION_NODE and
3135 TARGET_OPTION_NODE trees.
3136 (build_optimization_node): Build a tree that has all of the
3137 current optimization options.
3138 (build_target_option_node): Build a tree that has the target
3139 options that might be changed on a per function basis.
3141 * tree.h (file scope): Include options.h.
3142 (DECL_FUNCTION_SPECIFIC_TARGET): New accessor macro.
3143 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3144 (TREE_OPTIMIZATION): Ditto.
3145 (TREE_TARGET_SPECIFIC): Ditto.
3146 (struct tree_function_decl): Add fields for remembering the
3147 current optimization options and target specific options.
3148 (struct tree_optimization_option): New tree variant that remembers
3149 the optimization options.
3150 (struct tree_target_option): New tree variant that remembers the
3151 target specific flags that might change for compiling a particular
3153 (union tree_node): Include tree_optimization_option and
3154 tree_target_option fields.
3155 (enum tree_index): Add TI_OPTIMIZATION_DEFAULT,
3156 TI_OPTIMIZATION_CURRENT, TI_OPTIMIZATION_COLD,
3157 TI_OPTIMIZATION_HOT, TI_TARGET_OPTION_DEFAULT,
3158 TI_TARGET_OPTION_CURRENT, TI_CURRENT_OPTION_PRAGMA,
3159 TI_CURRENT_OPTIMIZE_PRAGMA entries for saving function specific
3160 optimization and target options.
3161 (optimization_default_node): New macro to refer to global_trees
3163 (optimization_current_node): Ditto.
3164 (optimization_cold_node): Ditto.
3165 (optimization_hot_node): Ditto.
3166 (target_option_default_node): Ditto.
3167 (target_option_current_node): Ditto.
3168 (current_option_pragma): Ditto.
3169 (current_optimize_pragma): Ditto.
3171 * target.h (struct gcc_target): Add valid_option_attribute_p,
3172 target_option_save, target_option_restore, target_option_print,
3173 target_option_pragma_parse, and can_inline_p hooks.
3175 * toplev.h (parse_optimize_options): Add declaration.
3176 (fast_math_flags_struct_set_p): Ditto.
3178 * c-cppbuiltin.c (c_cpp_builtins_optimize_pragma): New function to
3179 adjust the current __OPTIMIZE__, etc. macros when #pragma GCC
3182 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Call
3183 tree_can_inline_p hook to see if one function can inline another.
3184 (cgraph_decide_inlining): Ditto.
3185 (cgraph_decide_inlining_incrementally): Ditto.
3187 * opts.c (decode_options): Add support for running multiple times
3188 to allow functions with different target or optimization options
3189 than was specified on the command line.
3190 (fast_math_flags_struct_set_p): New function that is similar to
3191 fast_math_flags_set_p, except it uses the values in the
3192 cl_optimization structure instead of global variables.
3194 * optc-gen.awk: Add support for TargetSave to allow a back end to
3195 declare new fields that need to be saved when using function
3196 specific options. Include flags.h and target.h in the options.c
3197 source. Add support for Save to indicate which options can be set
3198 for individual functions. Generate cl_optimize_save,
3199 cl_optimize_restore, cl_optimize_print, cl_target_option_save,
3200 cl_target_option_restore, cl_target_option_print functions to
3201 allow functions to use different optimization or target options.
3203 * opt-functions.awk (var_type_struct): Return the type used for
3204 storing the field in a structure.
3206 * opth-gen.awk: Add support for TargetSave to allow a back end to
3207 declare new fields that need to be saved when using function
3208 specific options. Add support for Save to indicate which options
3209 can be set for individual functions. Only generate one extern for
3210 Mask fields. Generate cl_optimization and cl_target_option
3211 structures to remember optimization and target options.
3213 * treestruct.def (TS_OPTIMIZATION): Add support for garbage
3214 collecting new tree nodes.
3215 (TS_TARGET_OPTION): Ditto.
3217 * c-decl.c (merge_decls): Merge function specific target and
3218 optimization options.
3220 * function.c (invoke_set_current_function_hook): If the function
3221 uses different optimization options, change the global variables
3224 * coretypes.h (struct cl_optimization): Add forward reference.
3225 (struct cl_target_option): Ditto.
3227 * c-pragma.c (option_stack): New static vector to remember the
3228 current #pragma GCC option stack.
3229 (handle_pragma_option): New function to support #pragma GCC option
3230 to change target options.
3231 (optimize_stack): New static vector to remember the current
3232 #pragma GCC optimize stack.
3233 (handle_pragma_optimize): New function to support #pragma GCC
3234 optimize to change optimization options.
3235 (init_pragma): Add support for #pragma GCC optimize and #pragma
3238 * tree.def (OPTIMIZATION_NODE): New tree code for remembering
3239 optimization options.
3240 (TARGET_OPTION_NODE): New tree code for remembering certain target
3243 * print-tree.c (print_node): Add support for OPTIMIZATION_NODE and
3244 TARGET_OPTION_NODE trees.
3246 * common.opt (-O): Add Optimization flag.
3248 (-fmath-errno): Ditto.
3249 (-falign-functions): Add UInteger flag to make sure flag gets full
3250 int in cl_optimization structure.
3251 (-falign-jumps): Ditto.
3252 (-falign-labels): Ditto.
3253 (-falign-loops): Ditto.
3254 (-fsched-stalled-insns): Ditto.
3255 (-fsched-stalled-insns-dep): Ditto.
3257 * target-def.h (TARGET_VALID_OPTION_ATTRIBUTE_P): Add default
3259 (TARGET_OPTION_SAVE): Ditto.
3260 (TARGET_OPTION_RESTORE): Ditto.
3261 (TARGET_OPTION_PRINT): Ditto.
3262 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3263 (TARGET_CAN_INLINE_P): Ditto.
3264 (TARGET_INITIALIZER): Add new hooks.
3266 * tree-inline.c (tree_can_inline_p): New function to determine
3267 whether one function can inline another. Check if the functions
3268 use compatible optimization options, and also call the backend
3271 * tree-inline.h (tree_can_inline_p): Add declaration.
3273 * c-common.c (c_common_attribute): Add support for option and
3274 optimize attributes.
3275 (handle_option_attribute): Add support for the option attribute to
3276 allow the user to specify different target options for compiling a
3278 (handle_optimize_attribute): Add support for the optimize
3279 attribute to allow the user to specify different optimization
3280 options for compiling a specific function.
3281 (handle_hot_attribute): Turn on -O3 optimization for this one
3282 function if it isn't the default optimization level.
3283 (handle_cold_attribute): Turn on -Os optimization for this one
3284 function if it insn't the default optimization.
3285 (const_char_p): New const char * typedef.
3286 (optimize_args): New static vector to remember the optimization
3288 (parse_optimize_options): New function to set up the optimization
3289 arguments from either the optimize attribute or #pragma GCC optimize.
3291 * c-common.h (c_cpp_builtins_optimize_pragma): Add declaration.
3292 (builtin_define_std): Ditto.
3294 * config.gcc (i[3467]86-*-*): Add i386-c.o to C/C++ languages.
3295 Add t-i386 Makefile fragment to add i386-c.o and i386.o dependencies.
3296 (x86_64-*-*): Ditto.
3298 * Makefile.in (TREE_H): Add options.h.
3299 (options.o): Add $(TARGET_H) $(FLAGS_H) dependencies.
3301 * doc/extend.texi (option attribute): Document new attribute.
3302 (optimize attribute): Ditto.
3303 (hot attribute): Document hot attribute sets -O3.
3304 (cold attribute): Document cold attribute sets -Os.
3305 (#pragma GCC option): Document new pragma.
3306 (#pragma GCC optimize): Ditto.
3308 * doc/options.texi (TargetSave): Document TargetSave syntax.
3309 (UInteger): Document UInteger must be used for certain flags.
3310 (Save): Document Save option to create target specific options
3311 that can be saved/restored on a function specific context.
3313 * doc/c-tree.texi (DECL_FUNCTION_SPECIFIC_TARGET): Document new macro.
3314 (DECL_FUNCTION_SPECIFIC_OPTIMIZATION): Ditto.
3316 * doc/tm.texi (TARGET_VALID_OPTION_ATTRIBUTE_P): Document new hook.
3317 (TARGET_OPTION_SAVE): Ditto.
3318 (TARGET_OPTION_RESTORE): Ditto.
3319 (TARGET_OPTION_PRINT): Ditto.
3320 (TARGET_OPTION_PRAGMA_PARSE): Ditto.
3321 (TARGET_CAN_INLINE_P): Ditto.
3323 * doc/invoke.texi (-mfpmath=sse+387): Document as an alias for
3325 (-mfpmath=both): Ditto.
3327 2008-07-23 Michael Meissner <gnu@the-meissners.org>
3328 Karthik Kumar <karthikkumar@gmail.com>
3330 * config/i386/i386.h (TARGET_ABM): Move switch into ix86_isa_flags.
3331 (TARGET_POPCNT): Ditto.
3332 (TARGET_SAHF): Ditto.
3333 (TARGET_AES): Ditto.
3334 (TARGET_PCLMUL): Ditto.
3335 (TARGET_CMPXCHG16B): Ditto.
3336 (TARGET_RECIP): Move switch into target_flags.
3337 (TARGET_FUSED_MADD): Ditto.
3338 (ix86_arch_features): Make an unsigned char type.
3339 (ix86_tune_features): Ditto.
3340 (OVERRIDE_OPTIONS): Add bool argument to override_options call.
3341 (TARGET_CPU_CPP_BUILTINS): Move into ix86_target_macros.
3342 (REGISTER_TARGET_PRAGMAS): Define, call ix86_register_pragmas.
3344 * config/i386/i386.opt (arch): New TargetSave field to define
3345 fields that need to be saved for function specific option support.
3348 (branch_cost): Ditto.
3349 (ix86_isa_flags_explicit): Ditto.
3350 (tune_defaulted): Ditto.
3351 (arch_specified): Ditto.
3352 (-m128-long-double): Add Save flag to save option for target
3353 specific option support.
3355 (-maccumulate-outgoing-args): Ditto.
3356 (-malign-double): Ditto.
3357 (-malign-stringops): Ditto.
3358 (-mfancy-math-387): Ditto.
3359 (-mhard-float): Ditto.
3361 (-minline-all-stringops): Ditto.
3362 (-minline-stringops-dynamically): Ditto.
3363 (-mms-bitfields): Ditto.
3364 (-mno-align-stringops): Ditto.
3365 (-mno-fancy-math-387): Ditto.
3366 (-mno-push-args): Ditto.
3367 (-mno-red-zone): Ditto.
3368 (-mpush-args): Ditto.
3369 (-mred-zone): Ditto.
3371 (-msseregparm): Ditto.
3372 (-mstack-arg-probe): Ditto.
3387 (-mrecip): Move flag into target_flags.
3389 (-mno-fused-madd): Ditto.
3390 (-mfused-madd): Ditto.
3391 (-mabm): Move flag into ix86_isa_flags.
3398 * config/i386/i386-c.c: New file for #pragma support.
3399 (ix86_target_macros_internal): New function to #define or #undef
3400 target macros based when the user uses the #pragma GCC option to
3401 change target options.
3402 (ix86_pragma_option_parse): New function to add #pragma GCC option
3404 (ix86_target_macros): Move defining the target macros here from
3405 TARGET_CPU_CPP_BUILTINS in i386.h.
3406 (ix86_register_pragmas): Register the #pragma GCC option hook. If
3407 defined, initialize any subtarget #pragmas.
3409 * config/i386/darwin.h (REGISTER_SUBTARGET_PRAGMAS): Rename from
3410 REGISTER_TARGET_PRAGMAS.
3412 * config/i386/t-i386: New file for x86 dependencies.
3413 (i386.o): Make dependencies mirror the include files used.
3414 (i386-c.o): New file, add dependencies.
3416 * config/i386/i386-protos.h (override_options): Add bool argument.
3417 (ix86_valid_option_attribute_tree): Add declaration.
3418 (ix86_target_macros): Ditto.
3419 (ix86_register_macros): Ditto.
3421 * config/i386/i386.c (ix86_tune_features): Move initialization of
3422 the target masks to initial_ix86_tune_features to allow functions
3423 to have different target options. Make type unsigned char,
3424 instead of unsigned int.
3425 (initial_ix86_tune_features): New static vector to hold processor
3426 masks for the tune variables.
3427 (ix86_arch_features): Move initialization of the target masks to
3428 initial_ix86_arch_features to allow functions to have different
3429 target options. Make type unsigned char, instead of unsigned int.
3430 (initial_ix86_arch_features): New static vector to hold processor
3431 masks for the arch variables.
3432 (enum ix86_function_specific_strings): New enum to describe the
3433 string options used for attribute((option(...))).
3434 (ix86_target_string): New function to return a string that
3435 describes the target options.
3436 (ix86_debug_options): New function to print the current options in
3438 (ix86_function_specific_save): New function hook to save the
3439 function specific global variables in the cl_target_option structure.
3440 (ix86_function_specific_restore): New function hook to restore the
3441 function specific variables from the cl_target_option structure to
3442 the global variables.
3443 (ix86_function_specific_print): New function hook to print the
3444 target specific options in the cl_target_option structure.
3445 (ix86_valid_option_attribute_p): New function hook to validate
3446 attribute((option(...))) arguments.
3447 (ix86_valid_option_attribute_tree): New function that is common
3448 code between attribute((option(...))) and #pragma GCC option
3449 support that parses the options and returns a tree holding the options.
3450 (ix86_valid_option_attribute_inner_p): New helper function for
3451 ix86_valid_option_attribute_tree.
3452 (ix86_can_inline_p): New function hook to decide if one function
3453 can inline another on a target specific basis.
3454 (ix86_set_current_function); New function hook to switch target
3455 options if the user used attribute((option(...))) or #pragma GCC
3457 (ix86_tune_defaulted): Move to static file scope from
3459 (ix86_arch_specified): Ditto.
3460 (OPTION_MASK_ISA_AES_SET): New macro for moving switches into
3462 (OPTION_MASK_ISA_PCLMUL_SET): Ditto.
3463 (OPTION_MASK_ISA_ABM_SET): Ditto.
3464 (OPTION_MASK_ISA_POPCNT_SET): Ditto.
3465 (OPTION_MASK_ISA_CX16_SET): Ditto.
3466 (OPTION_MASK_ISA_SAHF_SET): Ditto.
3467 (OPTION_MASK_ISA_AES_UNSET): Ditto.
3468 (OPTION_MASK_ISA_PCLMUL_UNSET): Ditto.
3469 (OPTION_MASK_ISA_ABM_UNSET): Ditto.
3470 (OPTION_MASK_ISA_POPCNT_UNSET): Ditto.
3471 (OPTION_MASK_ISA_CX16_UNSET): Ditto.
3472 (OPTION_MASK_ISA_SAHF_UNSET): Ditto.
3473 (struct ptt): Move to static file scope from override_options.
3474 (processor_target_table): Ditto.
3476 (ix86_handle_option): Add support for options that are now isa options.
3477 (override_options): Add support for declaring functions that
3478 support different target options than were specified on the
3479 command line. Move struct ptt, processor_target_table, cpu_names,
3480 ix86_tune_defaulted, ix86_arch_specified to static file scope.
3481 Add bool argument. Fix up error messages so the appropriate error
3482 is given for either command line or attribute.
3483 (ix86_previous_fndecl): New static to remember previous function
3484 declaration to see if we need to change target options.
3485 (ix86_builtins_isa): New array to record the ISA of each builtin
3487 (def_builtin): Always create the builtin function, even if the
3488 current ISA doesn't support it.
3489 (ix86_init_mmx_sse_builtins): Remove TARGET_AES and TARGET_PCLMUL
3490 tests for those builtins.
3491 (ix86_init_builtins): Remove TARGET_MMX test for calling
3492 ix86_init_mmx_sse_builtins.
3493 (ix86_expand_builtin): If the current ISA doesn't support a given
3494 builtin, signal an error.
3495 (TARGET_VALID_OPTION_ATTRIBUTE_P): Set target hook.
3496 (TARGET_SET_CURRENT_FUNCTION): Ditto.
3497 (TARGET_OPTION_SAVE): Ditto.
3498 (TARGET_OPTION_RESTORE): Ditto.
3499 (TARGET_OPTION_PRINT): Ditto.
3500 (TARGET_CAN_INLINE_P): Ditto.
3502 2008-07-22 Rafael Avila de Espindola <espindola@google.com>
3504 * c-typeck.c (build_external_ref): Don't call assemble_external.
3505 * final.c (output_operand): Call assemble_external.
3507 2008-07-21 DJ Delorie <dj@redhat.com>
3509 * config/h8300/h8300.c (h8300_hard_regno_scratch_ok): New.
3510 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
3512 2008-07-21 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
3514 * config/spu/spu.md ("div<mode>3"): Convert into expander, move
3515 original insn and splitter contents into ...
3516 ("*div<mode>3_fast"): ... this new pattern. Enable only if
3517 flag_unsafe_math_optimizations. Add dummy scratch register.
3518 ("*div<mode>3_adjusted"): New insn and splitter. Enable only if
3519 !flag_unsafe_math_optimizations. Returns number with next
3520 highest magnitude if this is still less or equal to the true
3521 quotient in magnitude.
3523 2008-07-21 Rafael Avila de Espindola <espindola@google.com>
3525 * Makefile.in: Replace toplev.h with TOPLEV_H.
3526 * c-decl.c (merge_decls): Don't set DECL_IN_SYSTEM_HEADER.
3527 * c-lex.c (fe_file_change): Don't set in_system_header.
3528 * c-parser.c (c_token): Remove in_system_header.
3529 (c_lex_one_token): Don't set in_system_header.
3530 (c_parser_set_source_position_from_token): Don't set in_system_header.
3531 * diagnostic.c (diagnostic_report_diagnostic): Use location from
3534 * diagnostic.h (diagnostic_report_warnings_p): Add LOC argument.
3535 * flags.h (in_system_header): Remove.
3536 * function.c (saved_in_system_header): Remove.
3537 (push_cfun): Don't set in_system_header.
3538 (pop_cfun): Don't set in_system_header.
3539 (push_struct_function): Don't set in_system_header.
3540 * input.h (expanded_location): Add sysp.
3541 (in_system_header_at): New.
3542 (in_system_header): New.
3543 * toplev.c (in_system_header): Remove.
3544 * toplev.h: Include input.h
3546 * tree-cfg.c (execute_warn_function_return): Call warning_at.
3547 * tree-ssa.c (warn_uninit): Call warning_at.
3548 (warn_uninitialized_var): Update calls to warn_uninit.
3549 (warn_uninitialized_phi): Update calls to warn_uninit.
3550 * tree.c (make_node_stat): Don't set DECL_IN_SYSTEM_HEADER.
3551 (expand_location): Initialize xloc.sysp.
3552 * tree.h (DECL_IN_SYSTEM_HEADER): Use in_system_header_at.
3553 (tree_decl_with_vis): Remove in_system_header_flag.
3555 2008-07-21 Andreas Krebbel <krebbel1@de.ibm.com>
3558 * recog.c (asm_operand_ok): Change the order of the extra
3559 memory constraint checks.
3561 2008-07-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
3564 * tree-switch-conversion.c (build_one_array): Call
3565 varpool_mark_needed_node and varpool_finalize_decl
3566 instead of assemble_variable.
3568 2008-07-19 Jan Hubicka <jh@suse.cz>
3570 * cgraph.c (cgraph_add_new_function): Do early local passes.
3571 * tree-nrv.c (gate_pass_return_slot): New gate.
3572 (pass_nrv): Add the gate.
3573 * tree-ssa-coalese.c (hash_ssa_name_by_var, eq_ssa_name_by_var): New
3575 (coalesce_ssa_name): Coalesce SSA names.
3576 * tree-ssa-live.c (remove_unused_locals): Be more conservative when
3577 not optimizing so unused user vars remains visible.
3578 * common.opt (flag_tree_ter): Always enable by default.
3579 * tree-ssa-ter.c: Include flags.h
3580 (is_replaceable_p): Check that locations match; when aliasing is missing
3581 be conservative about loads.
3582 * tree-optimize.c (gate_init_datastructures): Remove.
3583 (pass_init_datastructures): New.
3584 * passes.c: Reorder passes so we always go into SSA.
3586 2008-07-19 Jan Hubicka <jh@suse.cz>
3588 * doc/extend.texi (flatten attribute): Remove note about unit-at-a-time
3589 * doc/invoke.texi (--combine): Likewise.
3590 (-finline-functions-called-once): Update levels when enabled.
3591 (-funit-at-a-time): Document new behaviour.
3592 (-ftoplevel-reorder): Document that it is enabled -O0 and imply
3593 -fno-section-anchors when disabled explicitly.
3594 (inline params): They are not ignored now.
3595 (precompiled headers): Remove unit-at-a-time as being incompatible.
3596 * opts.c (decode_options): Handle unit-at-a-time as alias;
3597 imply -fno-section-anchors when toplevel reorder is disabled
3599 * common.opt (ftoplevel-reorder): Set default value to 2.
3600 (funit-at-a-time): Set default value to 1.
3601 * config/rs6000/rs6000.c (optimization_options): Set section anchors
3604 2008-07-19 Jan Hubicka <jh@suse.cz>
3606 * builtins.c (expand_builtin_int_roundingfn,
3607 expand_builtin_int_roundingfn_2): Do not take subtarget argument;
3610 2008-07-19 Richard Guenther <rguenther@suse.de>
3613 * tree-ssa-sccvn.h (get_constant_value_id): Declare.
3614 * tree-ssa-sccvn.c (get_constant_value_id): New function.
3615 * tree-ssa-pre.c (get_expr_value_id): For newly created
3616 constant value-ids make sure to add the expression to its
3619 2008-07-19 Jakub Jelinek <jakub@redhat.com>
3622 * omp-low.c (expand_omp_atomic_fetch_op): Make sure the
3623 return value of the builtin is ignored.
3625 2008-07-19 Olivier Hainque <hainque@adacore.com>
3627 * doc/tm.texi (MALLOC_ABI_ALIGNMENT): New macro. Alignment, in
3628 bits, a C conformant malloc implementation has to provide.
3629 * defaults.h (MALLOC_ABI_ALIGNMENT): Default to BITS_PER_WORD.
3631 2008-07-19 Joseph Myers <joseph@codesourcery.com>
3635 * reload.c (find_reloads_subreg_address): Only reload address if
3636 reloaded == 0, not for reloaded != 1.
3639 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3640 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3641 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3642 m32c_legitimize_reload_address.
3644 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3645 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3646 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3648 2008-07-19 Olivier Hainque <hainque@adacore.com>
3650 * dwarf2out.c (add_subscript_info): New explicit COLLAPSE_P
3651 argument, saying whether nested array are to be collapsed
3652 into a single array type DIE with multiple subscripts.
3653 (gen_array_type_die): Factorize comments about the MIPS_DEBUG_INFO
3654 issues, centralize the nested array types collapsing control and
3655 disable the transformation for Ada.
3657 2008-07-18 Uros Bizjak <ubizjak@gmail.com>
3660 * config/i386/i386.md (x86_64_shift_adj_1): Rename from
3662 (x86_64_shift_adj_2): New expander.
3663 (x86_64_shift_adj_3): Ditto.
3664 * config/i386/i386.c (ix86_split_ashr): Use gen_x86_64_shift_adj_3
3665 to split TImode operands.
3666 (ix86_split_ashl): Use gen_x86_64_shift_adj_2 to split TImode operands.
3667 (ix86_split_lshr): Ditto.
3669 2008-07-18 Kris Van Hees <kris.van.hees@oracle.com>
3671 * c-common.c (c_stddef_cpp_builtins): Define __CHAR16_TYPE__
3672 and __CHAR32_TYPE__.
3673 * c-typeck.c (digest_init): Support char16_t and char32_t.
3674 (set_nonincremental_init_from_string): Idem.
3676 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3679 * builtins.c (std_gimplify_va_arg_expr): Limit alignment to
3680 PREFERRED_STACK_BOUNDARY.
3681 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
3683 2008-07-18 H.J. Lu <hongjiu.lu@intel.com>
3686 * function.c (locate_and_pad_parm): Cap boundary earlier.
3688 2008-07-17 Julian Brown <julian@codesourcery.com>
3690 * config/arm/arm.c (arm_cxx_determine_class_data_visibility): Make
3691 no-op for targets which don't use DLLs.
3693 2008-07-17 Martin Jambor <mjambor@suse.cz>
3695 * ipa-cp.c (ipcp_print_all_lattices): New variable info, check
3696 that nodes are relevant by examining the node->analyzed flag.
3697 (ipcp_init_stage): Check which nodes are relevant, assert that the
3698 relevant ones are also required.
3699 (ipcp_propagate_stage): Check on the side arrays are properly
3701 (ipcp_print_all_jump_functions): Make sure not to touch any node
3702 that is not analyzed or an edge that does not have a corresponding
3703 entry in the on-the-side vectors.
3704 (ipcp_function_scale_print): Likewise.
3705 (ipcp_update_callgraph): Check that the node is relevant.
3706 (ipcp_insert_stage): Check that the node is relevant. Check there is
3707 an info for every node and edge.
3708 * ipa-prop.c (ipa_init_func_list): Check the nodes are relevant.
3709 (ipa_print_all_tree_maps): Likewise and a new variable info.
3710 (ipa_print_all_params_modified): Likewise.
3711 * ipa-prop.h (ipa_edge_args_info_available_for_edge_p): New function.
3713 2008-07-17 Roman Zippel <zippel@linux-m68k.org>
3716 * config/host-linux.c (TRY_EMPTY_VM_SPACE): Define for __mc68000__.
3718 2008-07-17 Paolo Bonzini <bonzini@gnu.org>
3720 PR rtl-optimization/36753
3721 * fwprop.c (use_killed_between): Don't shortcut
3722 single-definition global registers.
3724 2008-07-16 Jan Hubicka <jh@suse.cz>
3726 * cgraph.h (varpool_empty_needed_queue): Declare.
3727 * cgraphunit.c (output_in_order): Mark all variables as needed;
3729 * varpool.c (varpool_assemble_node): Update debug queue.
3730 (varpool_assemble_pending_decls): Don't do it here.
3731 (varpool_empty_needed_queue): New function.
3733 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3735 * recog.c (peephole2_optimize): Fix formatting.
3737 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3739 * c-pch.c (get_ident): Avoid C++ keywords.
3740 * combine-stack-adj.c (single_set_for_csa): Likewise.
3741 * final.c (asm_insn_count, final_scan_insn, alter_subreg,
3742 output_asm_insn): Likewise.
3743 * reload.c (push_secondary_reload, find_reusable_reload,
3744 push_reload, combine_reloads, find_reloads,
3745 debug_reload_to_stream): Likewise.
3746 * reload.h (struct reload): Likewise.
3747 * reload1.c (reload_reg_class_lower, find_reg, find_reload_regs,
3748 allocate_reload_reg, choose_reload_regs, emit_input_reload_insns,
3749 emit_output_reload_insns): Likewise.
3750 * targhooks.c (default_secondary_reload): Likewise.
3751 * varasm.c (section_entry_eq, object_block_entry_eq): Likewise.
3753 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3755 * recog.c (validate_change_1, validate_change,
3756 validate_unshare_change, validate_replace_rtx_1, struct
3757 funny_match, constrain_operands, peephole2_optimize): Avoid C++
3759 * reload.c (push_secondary_reload, secondary_reload_class,
3760 scratch_reload_class, find_valid_class, find_reusable_reload,
3761 push_reload, find_dummy_reload, find_reloads_address_1,
3762 find_reloads_address_part, find_equiv_reg): Likewise.
3763 * reload1.c (spill_failure, eliminate_regs_1, allocate_reload_reg,
3764 choose_reload_regs): Likewise.
3765 * rtlanal.c (replace_rtx, nonzero_bits1, num_sign_bit_copies1):
3767 * rtlhooks.c (gen_lowpart_if_possible): Likewise.
3768 * sched-ebb.c (add_deps_for_risky_insns): Likewise.
3769 * sched-rgn.c (concat_INSN_LIST): Likewise.
3770 * stor-layout.c (mode_for_size, mode_for_size_tree,
3771 smallest_mode_for_size): Likewise.
3773 2008-07-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3775 * cfg.c (dump_reg_info): Avoid C++ keywords.
3776 * dwarf2asm.c (dw2_force_const_mem,
3777 dw2_asm_output_encoded_addr_rtx): Likewise.
3778 * except.c (gen_eh_region, add_action_record, output_ttype): Likewise.
3779 * expmed.c (expand_shift): Likewise.
3780 * global.c (find_reg): Likewise.
3781 * graph.c (draw_edge): Likewise.
3782 * local-alloc.c (reg_meets_class_p, find_free_reg): Likewise.
3783 * optabs.c (expand_binop, expand_twoval_unop, expand_twoval_binop,
3784 widen_clz, widen_bswap, expand_parity, expand_unop,
3785 emit_cmp_and_jump_insn_1): Likewise.
3786 * postreload.c (reload_cse_simplify_operands): Likewise.
3787 * ra.h (add_neighbor): Likewise.
3788 * reg-stack.c (remove_regno_note, change_stack): Likewise.
3789 * regclass.c (memory_move_secondary_cost, dump_regclass, regclass,
3790 record_reg_classes, copy_cost, record_address_regs,
3791 invalid_mode_change_p): Likewise.
3792 * regrename.c (regrename_optimize, scan_rtx_reg,
3793 dump_def_use_chain, find_oldest_value_reg,
3794 replace_oldest_value_reg, copyprop_hardreg_forward_1): Likewise.
3796 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3798 * config/rs6000/rs6000.c (processor_target_table): Remove duplicate
3799 MASK_POWERPC64 for power4 in previous commit.
3801 2008-07-16 Olivier Hainque <hainque@adacore.com>
3803 * collect2.c (scan_prog_file, COFF version): Use CONST_CAST
3804 instead of bare conversion to cast const-ness away.
3806 2008-07-16 Anatoly Sokolov <aesok@post.ru>
3808 * config/xtensa/xtensa.h (FUNCTION_OUTGOING_VALUE,
3809 XTENSA_FUNCTION_VALUE, XTENSA_FUNCTION_VALUE): Remove.
3810 * config/xtensa/xtensa.c (xtensa_function_value): New function.
3811 (TARGET_FUNCTION_VALUE): Define.
3813 2008-07-16 David Edelsohn <edelsohn@gnu.org>
3815 * config/rs6000/rs6000.c (processor_target_table): Add
3816 MASK_PPC_GPOPT for power4, power5, power5+, power6, and power6x.
3818 2008-07-16 Joseph Myers <joseph@codesourcery.com>
3821 * config/m32c/m32c.c (BIG_FB_ADJ): Move definition earlier.
3822 (m32c_legitimate_address_p): Handle "++rii" addresses created by
3823 m32c_legitimize_reload_address.
3825 2007-07-16 Rafael Avila de Espindola <espindola@google.com>
3827 * c-decl.c (merge_decls): Keep DECL_SOURCE_LOCATION and
3828 DECL_IN_SYSTEM_HEADER in sync.
3830 2008-07-15 Daniel Berlin <dberlin@dberlin.org>
3832 * tree-ssa-sccvn.c (expressions_equal_p): Check type equality.
3833 * tree-ssa-pre.c (pre_expr_eq): Ditto
3834 (get_constant_for_value_id): Take a type as an argument.
3835 (fully_constant_expression): Pass in type.
3836 (find_or_generate_expression): Short circuit constant case.
3837 (create_expression_by_pieces): Remove special casing of
3839 (do_regular_insertion): Short circuit constant case.
3840 (do_partial_partial_insertion): Ditto.
3842 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3845 * config/sh/sh.md (symGOT_load): Don't add REG_EQUAL note.
3847 2008-07-15 Bob Wilson <bob.wilson@acm.org>
3849 * config/xtensa/libgcc-xtensa.ver: New file.
3850 * config/xtensa/t-linux (SHLIB_MAPFILES): Append libgcc-xtensa.ver.
3852 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3854 * df-problems.c (df_set_note): Avoid C++ keywords.
3855 * df-scan.c (df_ref_change_reg_with_loc_1): Likewise.
3856 * dse.c (record_store, remove_useless_values): Likewise.
3857 * emit-rtl.c (gen_reg_rtx, update_reg_offset, gen_rtx_REG_offset,
3858 gen_reg_rtx_offset, operand_subword, change_address_1,
3859 change_address, adjust_address_1, offset_address,
3860 widen_memory_access, emit_copy_of_insn_after): Likewise.
3861 * explow.c (round_push, allocate_dynamic_stack_space): Likewise.
3862 * fwprop.c (should_replace_address, propagate_rtx_1,
3863 propagate_rtx, try_fwprop_subst, forward_propagate_and_simplify):
3865 * gcse.c (cprop_jump, find_implicit_sets, bypass_block,
3866 gcse_emit_move_after, update_ld_motion_stores): Likewise.
3867 * lcm.c (compute_insert_delete, pre_edge_lcm,
3868 compute_rev_insert_delete, pre_edge_rev_lcm): Likewise.
3869 * lower-subreg.c (resolve_reg_notes): Likewise.
3870 * mode-switching.c (optimize_mode_switching): Likewise.
3872 2008-07-15 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3874 * bt-load.c (add_btr_def, migrate_btr_def,
3875 branch_target_load_optimize): Avoid C++ keywords.
3876 * caller-save.c (insert_restore, insert_save, insert_one_insn):
3878 * combine.c (subst, simplify_set, make_extraction,
3879 make_compound_operation, known_cond, simplify_shift_const_1): Likewise.
3880 * cse.c (make_regs_eqv, merge_equiv_classes, validate_canon_reg,
3881 fold_rtx, equiv_constant, cse_insn, cse_process_notes_1): Likewise.
3883 2008-07-15 Richard Guenther <rguenther@suse.de>
3886 * c-common.c (strict_aliasing_warning): Do not warn for
3887 TYPE_REF_CAN_ALIAS_ALL pointers.
3888 (c_common_get_alias_set): may_alias types are not special.
3889 * tree.c (build_pointer_type_for_mode): Look up the may_alias
3890 attribute and set can_ref_all accordingly.
3891 (build_reference_type_for_mode): Likewise.
3892 * doc/extend.texi (may_alias): Clarify.
3894 2008-07-15 Kaz Kojima <kkojima@gcc.gnu.org>
3897 * config/sh/sh.h (GO_IF_LEGITIMATE_ADDRESS): Allow
3898 (plus (plus (reg) (const_int)) (const_int)) when reload_in_progress.
3900 2008-07-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
3903 * config/rs6000/rs6000.c (print_operand <case 'y'>): Don't use
3904 gcc_assert, instead call output_operand_lossage.
3906 2008-07-15 Kai Tietz <kai.tietz@onevision.com>
3908 * builtins.c (std_canonical_va_list): Treat structure based
3911 2008-07-15 Ben Elliston <bje@au.ibm.com>
3913 * emit-rtl.c (set_mem_attributes_minus_bitpos): Improve comment.
3915 2007-07-14 Rafael Avila de Espindola <espindola@google.com>
3917 * c-decl.c (diagnose_mismatched_decls): Don't warn if TREE_NO_WARNING
3920 2008-07-14 Jan Hubicka <jh@suse.cz>
3922 * i386.md (sse5 cmov pattern): Update call of ix86_sse5_valid_op_p
3923 * sse.md (sse5 patterns): Update call of ix86_sse5_valid_op_p;
3924 fix predicates and constraints.
3925 * i386.c (ix86_sse5_valid_op_p): Add commutative parameter.
3926 * i386-protos.h (ix86_sse5_valid_op_p): Update declaration.
3928 2008-07-14 Doug Kwan <dougkwan@google.com>
3930 * config.gcc (arm*-*-eabi*): Include arm/eabi.h and use
3931 additional option file arm/eabi.opt.
3932 * config/arm/eabi.h (File): New configuration file for EABI targets.
3933 * config/arm/elf.h (SUBTARGET_EXTRA_SPECS): Add
3934 SUBSUBTARGET_EXTRA_SPECS.
3935 (SUBSUBTARGET_EXTRA_SPECS): Provide empty default.
3936 * config/arm/unknown-elf.h (UNKNOWN_ELF_STARTFILE_SPEC): Renamed
3937 from STARTFILE_SPEC so that it can be referenced in an override.
3938 (STARTFILE_SPEC): Use UNKNOWN_ELF_STARTFILE_SPEC.
3939 (UNKNOWN_ELF_ENDFILE_SPEC): Renamed from ENDFILE_SPEC so that it
3940 can be referenced in an override.
3941 (ENDFILE_SPEC): Use UNKNOWN_ELF_ENDFILE_SPEC.
3942 * config/arm/bpabi.h (BPABI_LINK_SPEC): Renamed from LINK_SPEC
3943 so that it can be referenced in an override.
3944 (LINK_SPEC): Use BPABI_LINK_SPEC.
3945 * config/arm/eabi.opt (File): New.
3947 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3949 * Makefile.in (TARGET_DEF_H): Add targhooks.h.
3950 (FIXED_VALUE_H): New variable.
3951 (RTL_BASE_H): Use $(INPUT_H) and $(FIXED_VALUE_H) instead of
3952 input.h, fixed-value.h.
3953 (TREE_H): Use $(INPUT_H), add $(SYMTAB_H).
3954 (BASIC_BLOCK_H): Use $(BITMAP_H).
3955 (FUNCTION_H): Add varray.h.
3956 (IPA_REFERENCE_H): Use $(BITMAP_H).
3957 (CGRAPH_H): Add $(BASIC_BLOCK_H).
3958 (DF_H): Use $(BITMAP_H).
3959 (GGC_H): Add statistics.h.
3961 (INSN_ATTR_H): Use it.
3962 (SYSTEM_H): Add safe-ctype.h, filenames.h.
3964 (SYMTAB_H): Add $(OBSTACK_H).
3965 (CPP_INTERNAL_H): New.
3966 (TREE_DUMP_H): Add tree-pass.h.
3967 (TREE_FLOW_H): Use $(BITMAP_H)
3968 (PRETTY_PRINT_H): Use $(INPUT_H).
3969 (EBITMAP_H): Rename from typo-ed EBIMAP_H.
3972 (many object files): Fix lots of header dependencies throughout.
3974 2008-07-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3976 * Makefile.in (write_entries_to_file, write_entries_to_file_split):
3978 (s-gtyp-input): Use them to write tmp-gi.list.
3979 (echo_to_gi.list): Remove.
3981 2008-07-14 Richard Guenther <rguenther@suse.de>
3983 * tree-ssa-sccvn.c (pre_info): Remove.
3984 (switch_to_PRE_table): Likewise.
3985 (free_scc_vn): Do not clear SSA_NAME_VALUE. Do not free pre_info.
3986 (set_hashtable_value_ids): Do not create value-ids for the
3988 (run_scc_vn): Remove double test. Remove bogus special-case
3989 in value-number printing.
3990 * tree-ssa-sccvn.h (switch_to_PRE_table): Remove.
3991 * tree-ssa-ccp.c (get_symbol_constant_value): Do not look at
3993 * tree-flow-inline.h (get_value_handle): Remove.
3994 * tree-flow.h (get_value_handle): Remove.
3996 2008-07-14 Martin Jambor <mjambor@suse.cz>
3998 * tree-switch-conversion.c (gen_inbound_check): Make sure the type
3999 in which we generate arithmetics is not a subrange.
4001 2008-07-14 Martin Jambor <mjambor@suse.cz>
4003 * Makefile.in (IPA_PROP_H): Added ipa-prop.h to IPA_PROP_H variable.
4005 2008-07-14 Richard Guenther <rguenther@suse.de>
4007 * tree-ssa-pre.c (insert_into_preds_of_block): Do not call convert.
4009 2008-07-14 Andreas Krebbel <krebbel1@de.ibm.com>
4012 * config/s390/s390.c: (s390_secondary_reload): Add a secondary
4013 reload for symbol refs moved to r0 with -fPIC.
4014 (legitimize_pic_address): Use the target register as temporary
4016 (emit_symbolic_move): Adjust comment.
4017 * config/s390/s390.md (reloadsi_PIC_addr, reloaddi_PIC_addr):
4020 2008-07-14 Ben Elliston <bje@au.ibm.com>
4022 * c-common.h (C_CPP_HASHNODE): New macro.
4023 * coretypes.h (struct cpp_token): Forward declare.
4024 * doc/extend.texi (PowerPC AltiVec Built-in Functions): Document
4025 the context-sensitive keyword method.
4026 * config/rs6000/rs6000-c.c (__vector_keyword, vector_keyword,
4027 __pixel_keyword, pixel_keyword, __bool_keyword, bool_keyword,
4028 expand_bool_pixel): New.
4029 (altivec_categorize_keyword): New function.
4030 (init_vector_keywords): New function.
4031 (rs6000_macro_to_expand): Likewise.
4032 (rs6000_cpu_cpp_builtins): Enable context-sensitive macros if not
4033 compiling an ISO C dialect.
4035 2008-07-13 Daniel Berlin <dberlin@dberlin.org>
4037 * tree-ssa-pre.c (fully_constant_expression): Add fold_convert calls.
4038 (create_expression_by_pieces): Fix typo.
4039 (do_regular_insertion): Use debug counter here too.
4041 2008-07-14 Hans-Peter Nilsson <hp@axis.com>
4044 * config/cris/cris.h (CRIS_CONST_OK_FOR_LETTER_P): Renamed from
4045 CONST_OK_FOR_LETTER_P. All port-local users changed.
4046 (CONST_OK_FOR_CONSTRAINT_P): Define; implement Kc as old K,
4047 implement Kp matching power-of-two.
4048 (CONSTRAINT_LEN): Define to match.
4049 * config/cris/cris.md: Replace all use of constraint K with Kc.
4050 ("*btst*): Use Kp for operand 0 of last alternative.
4052 2008-07-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4055 * tree-call-cdce.c (check_target_format): Accept MIPS single, double
4058 2008-07-13 Jan Hubicka <jh@suse.cz>
4060 * tree.c (decl_assembler_name_equal): Expect assembler name of decl
4063 2008-07-13 Richard Guenther <rguenther@suse.de>
4066 * langhooks.c (lhd_print_error_function): Deal with recursive
4069 2008-07-12 Jan Hubicka <jh@suse.cz>
4071 * cgraph.c (assembler_name_hash): New static var.
4072 (hash_node_by_assembler_name, eq_assembler_name): New.
4073 (cgraph_node_for_asm): Use hashtable.
4074 (cgraph_remove_node): Maintain hashtable.
4075 (change_decl_assembler_name): Sanity check that names are not changing
4076 after aliasing was processed.
4077 * cgraph.h (varpoon_node): Add next GGC marker.
4078 * tree.c (decl_assembler_name_equal): Constify.
4079 (decl_assembler_name_hash): New.
4080 * tree.h (decl_assembler_name_equal): Constify.
4081 (decl_assembler_name_hash): Update.
4083 2008-07-12 David Daney <ddaney@avtrex.com>
4085 * config/mips/driver-native.c (host_detect_local_cpu): Handle
4088 2008-07-12 Richard Sandiford <rdsandiford@googlemail.com>
4090 * doc/md.texi: Document the MIPS "v" constraint.
4091 * config/mips/mips.h (reg_class): Revert last change.
4092 (REG_CLASS_NAMES): Likewise.
4093 (REG_CLASS_CONTENTS): Likewise.
4094 * config/mips/mips.c (mips_regno_to_class): Likewise.
4095 * config/mips/constraints.md (v): Likewise, but add documentation.
4096 Add a comment to say that this constraint should not be used in
4099 2008-07-11 DJ Delorie <dj@redhat.com>
4101 * config/h8300/h8300.md (length): Fix branch offset limit.
4103 2008-07-11 Anatoly Sokolov <aesok@post.ru>
4105 * config/avr/avr-protos.h (avr_peep2_scratch_safe): Remove prototype.
4106 * config/avr/avr.c (avr_peep2_scratch_safe): Remove.
4107 (avr_hard_regno_scratch_ok): New function.
4108 (TARGET_HARD_REGNO_SCRATCH_OK): Define.
4109 * config/avr/avr.md (all peepholes that request a scratch register):
4110 Remove avr_peep2_scratch_safe use.
4112 2008-07-11 Tom Tromey <tromey@redhat.com>
4113 Ian Lance Taylor <iant@google.com>
4115 * c-common.h (enum rid): Add RID_CXX_COMPAT_WARN.
4116 (struct c_common_resword): Define.
4117 (D_CONLY, D_CXXONLY, D_C99, D_CXX0X, D_EXT, D_EXT89): Define.
4118 (D_ASM, D_OBJC, D_CXX_OBJC, D_CXXWARN): Define.
4119 (c_common_reswords, num_c_common_reswords): Declare.
4120 * c-common.c (c_common_reswords): New global const array.
4121 (num_c_common_reswords): New const int.
4122 * c-parser.c (struct resword, reswords): Don't define.
4123 (D_C89, D_EXT, D_EXT89, D_OBJC): Don't define.
4124 (c_parse_init): Clarify mask code. Use c_common_reswords rather
4125 than reswords. If warning about C++ keywords, give them a special
4127 (c_lex_one_token): Warn about C++ keywords. Call
4128 objc_is_reserved_word rather than OBJC_IS_AT_KEYWORD.
4129 (c_parser_external_declaration): Look for RID_xxx rather than
4130 RID_AT_xxx, for ObjC++ keywords which are also C++ keywords.
4131 (c_parser_statement_after_labels): Likewise.
4132 (c_parser_objc_class_instance_variables): Likewise.
4133 (c_parser_objc_class_declaration): Likewise.
4134 (c_parser_objc_try_catch_statement): Likewise.
4135 * c-decl.c (c_print_identifier): Ignore RID_CXX_COMPAT_WARN.
4136 (declspecs_add_type): Likewise.
4138 2008-07-11 Angelo Graziosi <angelo.graziosi@alice.it>
4140 * ggc-page.c (alloc_page):
4141 Substituting xmalloc, xcalloc with
4142 XNEWVEC and XCNEWVAR macros which add the
4145 2008-07-11 Richard Guenther <rguenther@suse.de>
4147 PR tree-optimization/36765
4148 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add
4149 aliases from HEAP vars to SMTs.
4151 2008-07-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4153 * Makefile.in (LOOSE_WARN, STRICT_WARN): Update comments.
4154 * configure.ac (loose_warn): Move -Wc++-compat from here...
4155 (strict_warn): ...to here.
4156 * configure: Regenerate.
4158 2008-07-10 Joseph Myers <joseph@codesourcery.com>
4160 * config.gcc (arm-*-coff*, armel-*-coff*, h8300-*-*,
4161 i[34567]86-*-aout*, i[34567]86-*-coff*, m68k-*-aout*,
4162 m68k-*-coff*, sh-*-*, mips-sgi-irix[56]*, pdp11-*-bsd,
4163 rs6000-ibm-aix4.[12]*, powerpc-ibm-aix4.[12]*): Deprecate targets,
4164 excluding more specific h8300-*-* and sh-*-* targets.
4166 2008-07-10 Daniel Berlin <dberlin@dberlin.org>
4168 * tree-ssa-pre.c (create_expression_by_pieces): Add fold_convert calls.
4170 (execute_pre): Call loop_optimizer_finalize in early exit.
4172 2008-07-10 Jakub Jelinek <jakub@redhat.com>
4175 * omp-low.c (lower_omp_2): If task_shared_vars, test all DECL_P
4176 uids in the bitmap, not just VAR_DECL uids.
4178 PR rtl-optimization/36419
4179 * combine-stack-adj.c (adjust_frame_related_expr): New function.
4180 (combine_stack_adjustments_for_block): Call it if needed. Delete
4182 * dwarf2out.c (dwarf2out_frame_debug_expr): Adjust
4183 DW_CFA_GNU_args_size if CSA pass merged some adjustments into
4184 prologue sp adjustment.
4186 2008-07-10 Peter Maydell <pmaydell@chiark.greenend.org.uk>
4189 * opts.c (print_ignored_options): Report postponed diagnostics for
4190 unknown -Wno-* options as warnings, not errors.
4191 (postpone_unknown_option_error): Renamed to...
4192 (postpone_unknown_option_warning): ... this.
4194 2008-07-09 Doug Kwan <dougkwan@google.com>
4197 2008-07-08 Doug Kwan <dougkwan@google.com>
4199 * config/arm/arm.opt (mandroid): New option.
4200 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4201 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4203 (CC1PLUS_SPEC): Same.
4205 (STARTFILE_SPEC): Same.
4206 (ENDFILE_SPEC): Same.
4207 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4210 2008-07-09 Richard Sandiford <rdsandiford@googlemail.com>
4213 * config/mips/mips.h (reg_class): Remove V1_REG.
4214 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Update accordingly.
4215 * config/mips/mips.c (mips_regno_to_class): Map $3 to M16_NA_REGS
4217 (mips_get_tp): New function.
4218 (mips_legitimize_tls_address): Use it.
4219 * config/mips/constraints.md (v): Delete.
4220 * config/mips/mips.md (TLS_GET_TP_REGNUM): New constant.
4221 (tls_get_tp_<mode>): Allow any GPR destination and clobber $3.
4222 After reload, split into a move and ...
4223 (*tls_get_tp_<mode>_split): ...this new instruction.
4225 2008-07-09 David Daney <ddaney@avtrex.com>
4227 * config/mips/driver-native.c: Include coretypes.h and tm.h.
4229 2008-07-09 Jakub Jelinek <jakub@redhat.com>
4231 * gimplify.c (struct gimplify_ctx): Move to tree-gimple.h.
4232 (push_gimplify_context): Don't allocate temp_htab nor c itself here.
4234 (pop_gimplify_context): Check c->temp_htab instead of optimize whether
4235 htab_delete should be called. Don't free c.
4236 (lookup_tmp_var): Create temp_htab lazily.
4237 (gimplify_scan_omp_clauses, gimplify_omp_parallel, gimplify_omp_task,
4238 gimplify_body, force_gimple_operand): Adjust push_gimplify_context
4240 * omp-low.c (lower_omp_sections, lower_omp_single, lower_omp_master,
4241 lower_omp_ordered, lower_omp_critical, lower_omp_for,
4242 create_task_copyfn, lower_omp_taskreg, execute_lower_omp):
4243 * tree-ssa-ccp.c (convert_to_gimple_builtin): Likewise.
4244 * tree-sra.c (generate_element_init): Likewise.
4245 * tree-mudflap.c (execute_mudflap_function_ops,
4246 execute_mudflap_function_decls): Likewise.
4247 * tree-inline.c (setup_one_parameter, optimize_inline_calls): Likewise.
4248 * tree-gimple.h (struct gimplify_ctx): New type.
4249 (push_gimplify_context): Adjust prototype.
4251 2008-07-09 Daniel Berlin <dberlin@dberlin.org>
4253 * tree-ssa-pre.c (phi_translate_1): Update placement of
4256 2008-07-09 Anatoly Sokolov <aesok@post.ru>
4258 * target.h (struct gcc_target): Add hard_regno_scratch_ok field.
4259 * target-def.h (TARGET_HARD_REGNO_SCRATCH_OK): New.
4260 (TARGET_INITIALIZER): Use TARGET_HARD_REGNO_SCRATCH_OK.
4261 * targhooks.c (default_hard_regno_scratch_ok): New function.
4262 * targhooks.h (default_hard_regno_scratch_ok): Declare function.
4263 * doc/tm.texi: Document TARGET_HARD_REGNO_SCRATCH_OK hook.
4264 * recog.c: Include "target.h".
4265 (peep2_find_free_register): Add check for global regs. Add target
4267 * Makefile.in (recog.o): Depend on target.h.
4269 2008-07-09 Kaz Kojima <kkojima@gcc.gnu.org>
4271 * config/sh/sh.c (sh_canonical_va_list_type): New.
4272 (TARGET_CANONICAL_VA_LIST_TYPE): Define.
4274 2008-07-09 Raksit Ashok <raksit@google.com>
4276 * doc/invoke.texi (Option Summary): Mention new option
4277 -Wdisallowed-function-list=...
4278 (Warning Options): Document -Wdisallowed-function-list=...
4279 * common.opt (Wdisallowed-function-list=): New flag.
4280 * flags.h (warn_disallowed_functions): External definition of new
4281 boolean warning flag.
4282 (warn_if_disallowed_function_p): Declare new function.
4283 * opts.c (warning_disallowed_functions): New static variable.
4284 (warn_disallowed_functions): New boolean warning flag.
4285 (warn_if_disallowed_function_p): New function.
4286 (add_comma_separated_to_vector): Rename
4287 add_instrument_functions_exclude_list to this.
4288 (common_handle_option): Handle new option. Rename calls to
4289 add_instrument_functions_exclude_list into calls to
4290 add_comma_separated_to_vector.
4291 * c-parser.c (c_parser_postfix_expression_after_primary): New warning
4292 based on flag warn_disallowed_functions.
4294 2008-07-09 Christian Bruel <christian.bruel@st.com>
4296 * final.c (get_attr_length_1): Call get_attr_length_1 with fallback_fn
4297 instead of get_attr_length.
4299 2008-07-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4301 * genattrtab.c (insert_right_side, evaluate_eq_attr): Avoid C++
4303 * genemit.c (gen_insn): Likewise.
4304 * gengtype.c (note_def_vec): Likewise.
4305 * gengtype.h (note_def_vec): Likewise.
4306 * genoutput.c (struct data, output_insn_data, process_template,
4307 gen_expand, gen_split, note_constraint): Likewise.
4308 * genrecog.c (new_decision, add_to_sequence, factor_tests,
4309 make_insn_sequence): Likewise.
4310 * gensupport.c (record_insn_name): Likewise.
4312 2008-07-08 Doug Kwan <dougkwan@google.com>
4314 * config/arm/arm.opt (mandroid): New option.
4315 * config/arm/bpabi.h (ANDROID_LINK_SPEC): New macro.
4316 (LINK_SPEC): Enable Android specific behaviour when -mandroid is used.
4318 (CC1PLUS_SPEC): Same.
4320 (STARTFILE_SPEC): Same.
4321 (ENDFILE_SPEC): Same.
4322 (TARGET_BPABI_CPP_BUILTINS): Define __ANDROID__ when -mandroid is
4325 2008-07-08 Raksit Ashok <raksit@google.com>
4327 * expr.c (emit_block_move_via_movmem): Fix expected_align parameter.
4328 (set_storage_via_setmem): Fix expected_align parameter.
4329 * doc/invoke.texi (i386 and x86-64 Options): Add a couple of options
4330 missing from the list.
4331 * doc/md.texi (movmem): Explicitly state that expected alignment is
4332 to be expressed in bytes.
4333 (setmem): Explicitly state that expected alignment is to be expressed
4336 2008-07-08 Joseph Myers <joseph@codesourcery.com>
4338 * reload.c (find_reloads_subreg_address): Do not require validity
4339 of address in original mode before reloading address.
4341 2008-07-07 Tianwei Sheng <tianweis@google.com>
4343 * df-core.c (df_remove_problem): Adjust the access to avoid out of
4344 bounds array access.
4346 2008-07-08 Jakub Jelinek <jakub@redhat.com>
4348 * tree-sra.c (sra_build_assignment): Handle CONVERT_EXPR_P dst.
4350 2008-07-05 Daniel Berlin <dberlin@dberlin.org>
4352 Fix PR tree-optimization/23455
4353 Fix PR tree-optimization/35286
4354 Fix PR tree-optimization/35287
4355 * Makefile.in (OBJS-common): Remove tree-vn.o.
4356 (tree-vn.o): Remove.
4357 * dbgcnt.def: Add treepre_insert debug counter.
4358 * gcc/tree-flow.h (add_to_value): Updated for other changes.
4359 (debug_value_expressions): Ditto.
4360 (print_value_expressions): Ditto.
4361 * tree-pretty-print.c (dump_generic_node): Updated for
4362 VALUE_HANDLE removal.
4363 * tree-ssa-dom.c (record_equality): Ditto.
4364 (cprop_operand): Ditto.
4365 (lookup_avail_expr): Ditto.
4366 * tree-ssa-threadedge.c
4367 (record_temporary_equivalences_from_stmts_at_dest): Ditto.
4368 (simplify_control_stmt_condition): Ditto.
4369 * tree.c (tree_code_size): Ditto.
4370 (tree_node_structure): Ditto.
4371 (iterative_hash_expr): Ditto.
4373 * tree.h (VALUE_HANDLE_ID): Ditto.
4374 (VALUE_HANDLE_EXPR_SET): Ditto.
4375 (struct tree_value_handle): Ditto.
4376 (union tree_node): Ditto.
4377 * treestruct.def: Ditto.
4378 * tree-vn.c: Removed.
4379 * tree-ssa-pre.c: Rewritten entirely.
4380 * tree-ssa-sccvn.c (constant_to_value_id): New hashtable.
4381 (constant_value_ids): Ditto.
4382 (vn_nary_op_t): Moved to header.
4384 (vn_reference_op_t): Ditto
4385 (vn_reference_t): Ditto.
4386 (next_value_id): New variable.
4387 (VN_INFO): Add an assert.
4388 (vn_constant_eq): New function.
4389 (vn_constant_hash): Ditto.
4390 (get_or_alloc_constant_value_id): Ditto.
4391 (value_id_constant_p): Ditto.
4392 (vn_reference_compute_hash): De-staticify.
4393 (copy_reference_ops_from_ref): Don't use get_callee_fndecl.
4394 Disable some code with a FIXME. Remove VALUE_HANDLE use.
4395 (valueize_refs): Update opcode if it changes from ssa name to constant.
4396 (vn_reference_lookup_1): Add new argument.
4397 (vn_reference_lookup): Ditto.
4398 (vn_reference_lookup_pieces): New function.
4399 (vn_reference_insert): Add return type. Modify to deal with value ids.
4400 (vn_reference_insert_pieces): New function.
4401 (vn_nary_op_compute_hash): De-staticify.
4402 (vn_nary_op_eq): Ditto.
4403 (vn_nary_op_lookup_pieces): New function.
4404 (vn_nary_op_lookup): Add new argument.
4405 (vn_nary_op_insert_pieces): New function.
4406 (vn_nary_op_insert): Add return type. Modify to deal with value ids.
4407 (vn_phi_insert): Ditto.
4408 (visit_unary_op): Update for callee changes.
4409 (visit_binary_op): Ditto.
4410 (visit_reference_op_load): Ditto.
4411 (visit_reference_op_store): Ditto.
4412 (init_scc_vn): Init next_value_id, constant_to_value_id and
4414 (free_scc_vn): Free them.
4415 (set_hashtable_value_ids): New function.
4416 (run_scc_vn): Use it.
4417 (get_max_value_id): New function.
4418 (get_next_value_id): Ditto.
4419 (expressions_equal_p): Moved from tree-vn.c
4420 (sort_vuses): Ditto.
4421 (sort_vuses_heap): Ditto.
4422 * tree-ssa-sccvn.h: Structures moved from tree-ssa-sccvn.c (noted
4424 * tree.c (iterative_hash_hashval_t): Made non-static
4425 * tree.h (iterative_hash_hashval_t): Declare it.
4427 2008-07-08 Martin Jambor <mjambor@suse.cz>
4429 * ipa-cp.c (ipcp_init_cloned_node): Call ipa_check_create_node_params
4430 instead of ipa_create_node_params.
4431 (ipcp_driver): Allocate infos with ipa_check_create_node_params and
4432 ipa_check_create_edge_args, free them with
4433 free_all_ipa_structures_after_ipa_cp, call ipa_register_cgraph_hooks.
4435 * ipa-prop.c: Include flags.h and tree-inline.h.
4436 (ipa_node_params_vector): New variable.
4437 (ipa_edge_args_vector): New variable.
4438 (edge_removal_hook_holder): New variable.
4439 (node_removal_hook_holder): New variable.
4440 (edge_duplication_hook_holder): New variable.
4441 (node_duplication_hook_holder): New variable.
4442 (ipa_detect_param_modifications): Check for presence of modified flags.
4443 (ipa_compute_jump_functions): Check for presence of jump functions.
4444 (ipa_free_edge_args_substructures): New function.
4445 (ipa_create_node_params): Removed.
4446 (ipa_free_all_edge_args): Changed to deallocate the on-the-side vector.
4447 (ipa_free_node_params_substructures): New function.
4448 (ipa_free_all_node_params): Changed to deallocate the on-the-side
4450 (ipa_edge_removal_hook): New function.
4451 (ipa_node_removal_hook): New function.
4452 (duplicate_array): New function.
4453 (ipa_edge_duplication_hook): New function.
4454 (ipa_node_duplication_hook): New function.
4455 (ipa_register_cgraph_hooks): New function.
4456 (ipa_unregister_cgraph_hooks): New function.
4457 (free_all_ipa_structures_after_ipa_cp): New function.
4459 * ipa-prop.h: Include vec.h.
4460 (ipa_node_params_t): New typedef with vector types for it.
4461 (ipa_edge_args_t): New typedef with vector types for it.
4462 (IPA_NODE_REF): Changed to access an on-the-side vector.
4463 (IPA_EDGE_REF): Changed to access an on-the-side vector.
4464 (ipa_check_create_node_params): New function.
4465 (ipa_check_create_edge_args): New function.
4467 * Makefile.in (IPA_PROP_H): New variable for ipa-prop.h. Converted
4470 2008-07-07 Tom Tromey <tromey@redhat.com>
4472 * configure, config.in: Rebuilt.
4473 * configure.ac: Don't check for scandir or alphasort.
4475 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4477 * config/arm/arm.c (arm_init_neon_builtins): Register built-in
4478 types immediately after creating them.
4480 2008-07-07 Joseph Myers <joseph@codesourcery.com>
4482 * config/arm/aout.h (DOLLARS_IN_IDENTIFIERS): Remove.
4484 2008-07-07 Fernando Pereira <fernando@cs.ucla.edu>
4486 * tree-ssa-structalias.c (compute_points_to_sets): Add call to
4487 dump_constraint_graph.
4488 (dump_constraint_edge): New function.
4489 (dump_constraint_graph): New function.
4490 (debug_constraint_graph): New function.
4491 (dump_constraint): Removed useless comparison.
4492 * tree-ssa-structalias.h (dump_constraint_edge): Declare.
4493 (dump_constraint_graph): Declare.
4494 (debug_constraint_graph): Declare.
4495 * tree-dump.c (struct dump_option_value_info): Declare TDF_GRAPH.
4497 2008-07-07 Kai Tietz <kai.tietz@onevision.com>
4499 * config/i386/i386.c (is_va_list_char_pointer): New.
4500 (ix86_va_start): Replace compare with ms_va_list_type_node
4501 by is_va_list_char_pointer.
4502 (ix86_gimplify_va_arg): Likewise.
4504 2008-07-07 Martin Jambor <mjambor@suse.cz>
4506 * cgraph.c (cgraph_edge_max_uid): New variable.
4507 (struct cgraph_edge_hook_list): New type.
4508 (struct cgraph_node_hook_list): New type.
4509 (struct cgraph_2edge_hook_list): New type.
4510 (struct cgraph_2node_hook_list): New type.
4511 (first_cgraph_edge_removal_hook): New variable.
4512 (first_cgraph_node_removal_hook): New variable.
4513 (first_cgraph_edge_duplicated_hook): New variable.
4514 (first_cgraph_node_duplicated_hook): New variable.
4515 (cgraph_add_edge_removal_hook): New function.
4516 (cgraph_remove_edge_removal_hook): New function.
4517 (cgraph_call_edge_removal_hooks): New function.
4518 (cgraph_add_node_removal_hook): New function.
4519 (cgraph_remove_node_removal_hook): New function.
4520 (cgraph_call_node_removal_hooks): New function.
4521 (cgraph_add_edge_duplication_hook): New function.
4522 (cgraph_remove_edge_duplication_hook): New function.
4523 (cgraph_call_edge_duplication_hooks): New function.
4524 (cgraph_add_node_duplication_hook): New function.
4525 (cgraph_remove_node_duplication_hook): New function.
4526 (cgraph_call_node_duplication_hooks): New function.
4527 (cgraph_create_edge): Assign to edge uid.
4528 (cgraph_remove_edge): Call edge removal hooks.
4529 (cgraph_node_remove_callees): Call edge removal hooks.
4530 (cgraph_node_remove_callers): Call edge removal hooks.
4531 (cgraph_remove_node): Call node removal hooks.
4532 (cgraph_clone_edge): Call edge duplication hooks.
4533 (cgraph_clone_node): Call node duplication hooks.
4535 * cgraph.h (cgraph_edge): New field uid.
4536 (cgraph_edge_hook): New type.
4537 (cgraph_node_hook): New type.
4538 (cgraph_2edge_hook): New type.
4539 (cgraph_2node_hook): New type.
4541 2008-07-07 Andreas Tobler <a.tobler@schweiz.org>
4543 * config.in: Regenerate.
4545 2008-07-07 Vladimir Prus <vladimir@codesourcery.com>
4547 * gcc.c (print_sysroot): New.
4548 (option_map, display_help, process_command): Handle the
4549 -print-sysroot option.
4550 (main): Print the sysroot if requested.
4551 * doc/invoke.texi (Debugging Options): Document -print-sysroot.
4553 2008-07-07 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
4556 * unwind-pe.h (size_of_encoded_value): add attribute unused.
4558 2008-07-07 Daniel Jacobowitz <dan@codesourcery.com>
4560 * function.c (assign_parm_remove_parallels): Check mode of entry_parm.
4561 (assign_parm_setup_block_p): Also check mode of entry_parm.
4563 2008-07-07 Richard Guenther <rguenther@suse.de>
4565 * tree-ssa-structalias.h (set_used_smts): Remove.
4566 * tree-ssa-structalias.c (used_smts): Likewise.
4567 (set_used_smts): Likewise.
4568 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Remove
4569 call to set_used_smts.
4571 2008-07-07 Richard Guenther <rguenther@suse.de>
4573 * tree-ssa-structalias.c (struct variable_info): Add is_full_var flag.
4574 (new_var_info): Set it to false.
4575 (solution_set_add): Correctly handle pointers outside a var and
4577 (type_safe): Treat variables with is_full_var properly.
4578 (do_sd_constraint): Likewise.
4579 (do_ds_constraint): Likewise.
4580 (process_constraint): Remove zeroing offset for !use_field_sensitive.
4581 (get_constraint_for_ptr_offset): New function.
4582 (get_constraint_for_component_ref): For addresses at least include
4583 the last field of the variable. Handle is_full_vars properly.
4584 (get_constraint_for_1): Factor common code, handle POINTER_PLUS_EXPR.
4585 (handle_ptr_arith): Remove.
4586 (find_func_aliases): Simplify assignment handling.
4587 (create_function_info_for): For parameter and result varinfos set
4589 (create_variable_info_for): Set is_full_var flag whenever we
4590 just created a single varinfo for a decl.
4591 (init_alias_vars): Initialize use_field_sensitive from
4592 max-fields-for-field-sensitive parameter.
4594 2008-07-07 Richard Guenther <rguenther@suse.de>
4596 PR tree-optimization/36713
4597 * tree-flow-inline.h (is_call_used): New function.
4598 * tree-nrv.c (dest_safe_for_nrv_p): Use it.
4599 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
4600 * tree-outof-ssa.c (create_temp): Set call-used flag if required.
4602 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4604 * config/m68k/m68k.c (m68k_return_in_memory): Fix arguments types.
4606 2008-07-07 Mark Shinwell <shinwell@codesourcery.com>
4608 * config/m68k/lb1sf68.asm: Add PIC macros for Linux targets.
4610 2008-07-07 Maxim Kuvyrkov <maxim@codesourcery.com>
4611 Nathan Sidwell <nathan@codesourcery.com>
4613 * config.gcc (m68k-*-linux*): Add with_arch. Add sysroot-suffix.h
4614 to tm_file. Add m68k/t-floatlib, m68k/t-linux & m68k/t-mlibs to
4616 * config/m68k/t-linux: New.
4617 * doc/install.texi: Document m68k-*-linux is now multilibbed by
4620 2008-07-07 Nathan Sidwell <nathan@codesourcery.com>
4622 * config/m68k/t-cf (MULTILIB_EXTRA_OPTS): Add no-mac.
4623 * config/m68k/m68k-devices.def: Remove multilibs that only differ
4626 2008-07-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4628 * gcc.c (execute): Fix -Wc++-compat warning.
4630 2008-07-06 H.J. Lu <hongjiu.lu@intel.com>
4633 * config/ia64/ia64.c (ia64_split_tmode): Fix typo in TImode
4634 constant for little endian.
4636 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
4638 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4639 mips_base_mips16 instead of TARGET_MIPS16.
4640 (mips_base_mips16): Declare.
4641 * config/mips/mips.c (mips_base_mips16): Make global.
4642 (was_mips16_p): Remove GTY marker.
4643 (was_mips16_pch_p): New variable.
4644 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
4645 (mips_override_options): Force to non-MIPS16 mode initially.
4646 Do not complain about MIPS16 PIC incompatibilities here.
4647 Only allow -mgpopt if -mexplicit-relocs is in force for
4650 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
4652 * configure.ac: Check for caddr_t, define to char * if not defined.
4653 * configure: Regenerate.
4654 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
4655 (mmap_gt_pch_use_address): Likewise.
4656 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
4658 2008-07-06 Richard Guenther <rguenther@suse.de>
4660 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
4661 (new_var_info): Deal with it.
4662 (solution_set_add): Likewise.
4663 (bitpos_of_field): Make signed, fix.
4664 (struct fieldoff): Remove type and decl fields. Make size field
4665 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
4667 (fieldoff_compare): Deal with it.
4668 (push_fields_onto_fieldstack): Remove has_union argument, glob
4669 adjacent non-pointer fields together.
4670 (create_function_info_for): Do not set has_union.
4671 (create_variable_info_for): Simplify.
4673 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
4675 * config.gcc (extra_headers): Add cross-stdarg.h for target
4676 x86_64-*-* and i?86-*-*.
4677 * config/i386/cross-stdarg.h: New.
4678 * builtins.c (std_fn_abi_va_list): New.
4679 (std_canonical_va_list_type): New.
4680 (stabilize_va_list): Replace va_list_type_node use by
4681 mtarget.canonical_va_list_type.
4682 (gimplify_va_arg_expr): Likewise.
4683 (expand_builtin_va_copy): Replace va_list_type_node use by
4684 mtarget.fn_abi_va_list.
4685 * tree-sra.c (is_va_list_type): New helper.
4686 (decl_can_be_decomposed_p): Replace
4687 va_list_type_node use by is_va_list_type.
4688 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
4689 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
4690 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
4691 * config/i386/i386-protos.h (ix86_get_valist_type): New.
4692 (ix86_enum_va_list): New.
4693 * config/i386/i386.c (sysv_va_list_type_node): New.
4694 (ms_va_list_type_node): New.
4695 (ix86_function_type_abi): Remove sorry.
4696 (ix86_build_builtin_va_list_abi): New.
4697 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
4699 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
4700 (ix86_init_builtins_va_builtins_abi): New.
4701 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
4703 (ix86_handle_abi_attribute): New.
4704 (attribute_spec): Add sysv_abi and ms_abi.
4705 (ix86_fn_abi_va_list): New.
4706 (ix86_canonical_va_list_type): New.
4707 (ix86_enum_va_list): New.
4708 (TARGET_FN_ABI_VA_LIST): New.
4709 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4710 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
4711 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
4712 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4713 (TARGET_ENUM_VA_LIST): New.
4714 * expr.h (std_fn_abi_va_list): New.
4715 (std_canonical_va_list_type): New.
4716 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
4717 (TARGET_CANONICAL_VA_LIST_TYPE): New.
4718 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
4719 TARGET_CANONICAL_VA_LIST_TYPE.
4720 * target.h (struct gcc_target): Add fn_abi_va_list hook
4721 and canonical_va_list_type hook.
4723 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
4725 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
4726 integral and pointer types.
4728 2008-07-04 Roger Sayle <roger@eyesopen.com>
4730 * config/rs6000/host-darwin.c (darwin_rs6000_extra_signals): Cast
4731 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
4733 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
4736 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns for PIC.
4738 2008-07-04 Jakub Jelinek <jakub@redhat.com>
4740 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4741 build_gimple_modify_stmt.
4742 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
4743 gimple operand. Use fold_build* instead of build*.
4745 2008-07-04 Richard Guenther <rguenther@suse.de>
4747 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
4748 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
4749 properly to compute the reachability set if we do field-sensitive PTA.
4750 * invoke.texi (max-fields-for-field-sensitive): Document default.
4751 * opts.c (decode_options): Set max-fields-for-field-sensitive to
4752 100 for optimize >= 2.
4754 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4756 * ggc-zone.c (lookup_page_table_if_allocated,
4757 set_page_table_entry, zone_find_object_size, alloc_small_page,
4758 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
4759 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
4760 -Wc++-compat and/or -Wcast-qual warnings.
4762 2008-07-04 Alan Modra <amodra@bigpond.net.au>
4765 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
4766 pic_offset_table_rtx to be marked as used here.
4767 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
4768 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
4769 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
4770 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
4773 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4775 * alloc-pool.c (hash_descriptor, eq_descriptor,
4776 alloc_pool_descriptor): Fix -Wc++-compat warnings.
4777 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
4779 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
4780 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
4781 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics): Likewise.
4782 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
4785 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
4787 * tree-flow.h (loop_only_exit_p): Declare.
4788 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
4789 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
4790 the number of iterations if it is constant. Otherwise, if this is the
4791 only possible exit of the loop, use the conservative estimate on the
4792 number of iterations of the entire loop if available.
4794 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
4796 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
4797 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
4798 Add synchronization functions.
4799 * config/sync.c: New file.
4800 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
4801 (LIBGCC_SYNC_CFLAGS): Likewise.
4803 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
4806 * config/i386/i386.md (mode): Add TF to "mode" attribute.
4807 (*pushtf_sse): New insn pattern.
4808 (pushtf splitters): New splitters.
4810 2008-07-03 Michael Meissner <gnu@the-meissners.org>
4813 * predict.c (build_predict_expr): Use void_type_node for the tree
4814 type, instead of NULL_TREE.
4816 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
4818 * config/i386/i386.c (contains_aligned_value_p): Return true
4820 (ix86_data_alignment): Align TCmode to 128bits.
4821 (ix86_local_alignment): Likewise.
4823 2008-07-03 Andrew Haley <aph@redhat.com>
4826 * vec.h (VEC_TA): New.
4827 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
4828 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
4829 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
4830 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
4831 (C_COMMON_FIXED_TYPES): Remove first arg.
4832 (C_COMMON_FIXED_MODE_TYPES): Likewise.
4833 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
4834 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
4835 not to use empty macro arguments.
4837 2008-07-02 Joseph Myers <joseph@codesourcery.com>
4839 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
4840 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
4841 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
4842 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
4843 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
4844 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
4845 config/ia64/crtn.asm, config/m68hc11/larith.asm,
4846 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
4847 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
4848 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
4849 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
4850 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
4851 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
4852 config/rs6000/e500crtres64gpr.asm,
4853 config/rs6000/e500crtres64gprctr.asm,
4854 config/rs6000/e500crtrest32gpr.asm,
4855 config/rs6000/e500crtrest64gpr.asm,
4856 config/rs6000/e500crtresx32gpr.asm,
4857 config/rs6000/e500crtresx64gpr.asm,
4858 config/rs6000/e500crtsav32gpr.asm,
4859 config/rs6000/e500crtsav64gpr.asm,
4860 config/rs6000/e500crtsav64gprctr.asm,
4861 config/rs6000/e500crtsavg32gpr.asm,
4862 config/rs6000/e500crtsavg64gpr.asm,
4863 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
4864 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
4865 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
4866 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
4867 config/sparc/sol2-cn.asm: Remove .file directives.
4869 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
4871 * resource.c (mark_referenced_resources): Look inside
4872 UNSPEC_VOLATILEs and ASM_INPUTs.
4874 2008-07-02 Ian Lance Taylor <iant@google.com>
4876 * rtlanal.c (add_reg_note): New function.
4877 * rtl.h (add_reg_note): Declare.
4878 * auto-inc-dec.c (attempt_change): Use add_reg_note.
4879 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
4880 * builtins.c (expand_builtin_longjmp): Likewise.
4881 (expand_builtin_nonlocal_goto): Likewise.
4882 * calls.c (emit_call_1, expand_call): Likewise.
4883 * cfgexpand.c (add_reg_br_prob_note): Likewise.
4884 * cfglayout.c (fixup_reorder_chain): Likewise.
4885 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
4886 (commit_one_edge_insertion): Likewise.
4887 * combine.c (move_deaths, distribute_notes): Likewise.
4888 * df-problems.c (df_set_note): Likewise.
4889 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
4890 (set_unique_reg_note): Likewise.
4891 (emit_copy_of_insn_after): Likewise.
4892 * expr.c (expand_expr_real): Likewise.
4893 * gcse.c (add_label_notes): Likewise.
4894 * haifa-sched.c (create_check_block_twin): Likewise.
4895 * jump.c (mark_jump_label_1): Likewise.
4896 * loop-doloop.c (add_test, doloop_modify): Likewise.
4897 * loop-unswitch.c (compare_and_jump_seq): Likewise.
4898 * lower-subreg.c (move_eh_region_note): Likewise.
4899 * optabs.c (emit_libcall_block): Likewise.
4900 * predict.c (predict_insn): Likewise.
4901 (combine_predictions_for_insn): Likewise.
4902 * recog.c (peephole2_optimize): Likewise.
4903 * regmove.c (try_auto_increment): Likewise.
4904 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
4905 * reload.c (find_reloads): Likewise.
4906 * reload1.c (fixup_eh_region_note): Likewise.
4907 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
4908 * reorg.c (delete_prior_computation): Likewise.
4909 (delete_computation, dbr_schedule): Likewise.
4910 * config/pa/pa.c (legitimize_pic_address): Likewise.
4911 * config/sh/sh.c (sh_reorg): Likewise.
4913 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4916 * config/libgcc-glibc.ver: Add %exclude.
4917 * config/m32r/libgcc-glibc.ver: Likwise.
4918 * config/s390/libgcc-glibc.ver: Likwise.
4919 * config/sh/libgcc-glibc.ver: Likwise.
4920 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
4922 * config/i386/libgcc-glibc.ver: New.
4924 * config/i386/libgcc-x86_64-glibc.ver: Removed.
4926 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
4928 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
4929 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
4930 i[34567]86-*-linux*, x86_64-*-linux*. Add
4931 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
4932 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
4933 x86_64-*-linux*. Add i386/t-linux to tmake_file for
4934 i[34567]86-*-linux*, x86_64-*-linux*.
4936 * libgcc-std.ver: Add empty GCC_4.4.0.
4938 * mkmap-symver.awk: Support multiple versions per symbol.
4940 * config/i386/i386.c (ix86_init_builtins): Always define
4941 __builtin_fabsq and __builtin_copysignq with fallbacks.
4942 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
4943 and __builtin_copysignq if SSE2 isn't available.
4945 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
4946 (LIBGCC2_TF_CEXT): Likwise.
4949 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
4951 * config/i386/sfp-machine.h: Moved to libgcc.
4953 * config/i386/sfp-machine.h: New.
4954 * config/i386/t-linux: Likwise.
4956 * config/i386/t-darwin: Remove softfp_wrap_start and
4958 * config/i386/t-darwin64: Likewise.
4960 * config/i386/t-fprules-softfp64: Renamed to ...
4961 * config/i386/t-fprules-softfp: This.
4963 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
4964 and softfp_wrap_end.
4966 2008-07-02 Jason Merrill <jason@redhat.com>
4968 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
4970 * tree.c (ctor_to_list): New fn.
4971 * tree.h: Declare it.
4972 (CONSTRUCTOR_ELT): New macro.
4973 (CONSTRUCTOR_NELTS): New macro.
4975 2008-07-02 Richard Guenther <rguenther@suse.de>
4977 * tree-ssa-structalias.c (struct variable_info): Reorder
4978 to fill padding on 64bit hosts. Make collapsed_to an int.
4979 (get_varinfo_fc): Deal with that.
4980 (new_var_info): Likewise.
4981 (collapse_rest_of_var): Likewise.
4983 2008-07-02 Joshua Sumali <jsumali@redhat.com>
4985 * doc/install.texi (--enable-java-home): Document.
4986 (--enable-aot-compile-rpm): Likewise.
4987 (--with-arch-directory): Likewise.
4988 (--with-os-directory): Likewise.
4989 (--with-origin-name): Likewise.
4990 (--with-arch-suffix): Likewise.
4991 (--with-jvm-root-dir): Likewise.
4992 (--with-jvm-jar-dir): Likewise.
4993 (--with-python-dir): Likewise.
4995 2008-07-02 Richard Guenther <rguenther@suse.de>
4997 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
4998 from decls explicitly. Merge operand checking from tuples.
5000 2008-07-02 Martin Jambor <mjambor@suse.cz>
5002 * tree-switch-conversion.c: Included timevar.h which I forgot before.
5004 2008-07-02 Martin Jambor <mjambor@suse.cz>
5006 * tree-switch-conversion.c: Included timevar.h
5007 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
5009 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
5011 2008-07-02 Martin Jambor <mjambor@suse.cz>
5013 * tree-switch-conversion.c: Corrected various comments and
5015 (build_constructors): Fixed minor formatting mistakes.
5017 * invoke.texi (Optimize Options): Corrected the
5018 switch-conversion-max-branch-ratio parameter.
5020 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
5022 * final.c (asm_insn_count): Return zero for an empty asm body.
5024 2008-07-02 Richard Guenther <rguenther@suse.de>
5026 * bitmap.h (bitmap_set_bit): Return bool.
5027 (bitmap_clear_bit): Likewise.
5028 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
5029 write to the bitmap if it would.
5030 (bitmap_clear_bit): Likewise.
5031 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
5032 bitmap_set_bit return value.
5033 (add_pred_graph_edge): Likewise.
5034 (add_graph_edge): Likewise.
5035 (do_sd_constraint): Likewise.
5036 (do_ds_constraint): Likewise.
5038 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5040 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
5041 Fix -Wc++-compat and/or -Wcast-qual warnings.
5042 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
5043 gen_regparm_prefix): Likewise.
5044 * vmsdbgout.c (write_modbeg, lookup_filename,
5045 vmsdbgout_source_line, vmsdbgout_init): Likewise.
5047 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
5049 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
5050 defaults.h definition apply.
5052 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5054 * function.c (assign_parm_remove_parallels): New.
5055 (assign_parm_setup_block_p): Do not return true for non-BLKmode
5057 (assign_parm_setup_block): Do not handle them.
5058 (assign_parm_setup_reg, assign_parm_setup_stack): Call
5059 assign_parm_remove_parallels.
5061 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
5063 * c-typeck.c (convert_for_assignment): Use
5064 vector_targets_convertible_p.
5065 * c-common.c (vector_targets_convertible_p): New.
5066 * c-common.h (vector_targets_convertible_p): New prototype.
5067 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
5068 opaque_p_V2SI_type_node.
5070 2008-07-01 Steve Ellcey <sje@cup.hp.com>
5072 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
5075 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
5077 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
5078 TFmode constants via two element DImode vector for hosts with
5079 HOST_BITS_PER_WIDE_INT < 64.
5080 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
5081 also for HOST_BITS_PER_WIDE_INT < 64.
5083 2008-07-01 Richard Guenther <rguenther@suse.de>
5085 PR tree-optimization/36666
5086 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
5087 (get_constraint_exp_from_ssa_var): Split into ...
5088 (get_constraint_exp_for_temp): ... this ...
5089 (get_constraint_for_ssa_var): ... and that.
5090 Return constraint expressions for all touched sub-fields
5091 if the results address is not taken.
5092 (process_constraint): Remove assertion that aggregate
5093 assignments do not happen at this place.
5094 (get_constraint_for_component_ref): Add address_p argument.
5095 Return constraint expressions for all touched sub-fields
5096 if the results address is not taken.
5097 (do_deref): Use get_constraint_exp_for_temp.
5098 (get_constraint_for_1): Rename from ...
5099 (get_constraint_for): ... this. Add the old function as wrapper.
5100 (do_structure_copy): Use get_constraint_for_1.
5102 2008-07-01 Martin Jambor <mjambor@suse.cz>
5104 * Makefile.in (tree-switch-conversion.o): Add.
5105 (OBJS-common): Add tree-swtch-conversion.o.
5106 * passes.c (init_optimization_passes): Add pass_convert_switch.
5107 * tree-pass.h: (pass_convert_switch): Add.
5108 * tree-switch-conversion.c: New file.
5109 * gcc.dg/tree-ssa/cswtch.c: New testcase.
5110 * common.opt (ftree-cswtch): New option.
5111 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5112 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
5113 * opts.c (decode_options): Set flag_tree_switch_conversion when
5114 optimization level is >= 2.
5115 * doc/invoke.texi (Optimize Options): Added description of
5116 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
5118 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5120 * config/darwin-driver.c (darwin_default_min_version): Fix
5121 -Wc++-compat warnings.
5123 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
5125 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
5128 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5130 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
5132 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
5134 PR rtl-optimization/34744
5135 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
5136 (df_scan_free_internal): Free data structures not
5137 allocated in storage pools.
5138 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
5139 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
5140 df_scan_free_mws_vec.
5141 * dse.c (dse_step6): Free offset_map_p and offset_map_n
5144 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
5146 * config/i386/i386.c (contains_aligned_value_p): Return true
5148 (ix86_function_arg_boundary): Return its natural boundary
5150 (return_in_memory_32): Don't check TDmode.
5151 (ix86_split_to_parts): Support splitting into 4 parts and
5152 support TFmode for 32bit target.
5153 (ix86_split_long_move): Support splitting into 4 parts.
5154 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
5156 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
5157 (ix86_init_builtins): Here.
5158 (ix86_scalar_mode_supported_p): Always return true for TFmode.
5159 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
5160 'q' and 'w', respectively.
5162 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
5164 (movtf_internal): Likewise.
5165 (<code>tf2): Likewise.
5166 (*absnegtf2_sse): Likewise.
5167 (copysign<mode>3): Likewise.
5168 (copysign<mode>3_const): Likewise.
5169 (copysign<mode>3_var): Likewise.
5170 (define_split UNSPEC_COPYSIGN): Likewise.
5171 * config/i386/sse.md (*nandtf3): Likewise.
5172 (<code>tf3): Likewise.
5173 (*<code>tf3): Likewise.
5175 2008-06-30 Joey Ye <joey.ye@intel.com>
5176 H.J. Lu <hongjiu.lu@intel.com>
5178 * global.c (compute_regsets): Set frame_pointer_needed here.
5179 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
5181 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5183 * doc/install.texi (specific): Expand Windows build notes.
5185 2008-06-30 Ira Rosen <irar@il.ibm.com>
5187 PR tree-optimization/36648
5188 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
5189 number of prolog iterations by step. Fix the comment.
5191 2008-06-30 Richard Guenther <rguenther@suse.de>
5194 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
5195 handle calls from ECF_MALLOC functions.
5196 (handle_pure_call): ECF_MALLOC functions do not return
5198 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
5200 2008-06-29 Andreas Schwab <schwab@suse.de>
5202 * config/m68k/m68k.c (print_operand): Always print a float
5204 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
5205 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
5208 * config/rs6000/x-linux64: Remove never used file.
5210 2008-06-29 Richard Guenther <rguenther@suse.de>
5212 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
5214 (struct alias_info): Move ...
5215 * tree-ssa-alias.c: ... here.
5216 (update_alias_info): Declare.
5217 (compute_may_aliases): Call it.
5218 (update_alias_info): New function.
5219 * tree-ssa-structalias.c (update_alias_info): Move ...
5220 * tree-ssa-alias.c (update_alias_info_1): ... here.
5221 * tree-ssa-structalias.c (process_constraint_1): Remove
5222 unused from_call argument. Rename to ...
5223 (process_constraint): ... this. Delete old wrapper.
5224 (make_constraint_to): Adjust callers.
5225 (handle_const_call): Likewise.
5226 (handle_pure_call): Likewise.
5227 (init_base_vars): Likewise.
5228 (handle_lhs_call): Likewise. Remove unnecessary constraint.
5229 (find_func_aliases): We don't need structure copies for
5231 (make_constraint_from_anything): Remove.
5232 (create_variable_info_for): For globals make constraints
5233 from escaped, not from anything.
5234 (compute_points_to_sets): Do not call update_alias_info.
5235 (ipa_pta_execute): Use make_constraint_from.
5237 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5239 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
5240 (bitmap.o-warn, dominance.o-warn): New.
5241 * configure.ac (cxx_compat_warn): Delete.
5242 (loose_warn): Add -Wcast-qual and -Wc++-compat.
5243 * system.h: Remove #pragma diagnostic for -Wcast-qual and
5245 * configure: Regenerate.
5247 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
5250 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5252 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
5253 * df-scan.c (df_notes_rescan): Likewise.
5254 * ggc-page.c (set_page_table_entry): Likewise.
5255 * intl.c (gcc_gettext_width): Likewise.
5256 * varasm.c (get_unnamed_section, get_noswitch_section,
5257 get_section): Likewise.
5259 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
5261 * regrename.c (build_def_use): Don't copy RTX.
5263 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
5265 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
5266 (Type Attributes): Fix nesting of @table and @subsection. Adjust
5267 punctuation. Use @ref instead of @xref.
5268 (Function Names): Remove stray @display/@end display.
5269 (C++ Attributes): Use @ref instead of @xref.
5270 (Deprecated Features): Fix punctuation around @xref.
5271 (Backwards Compatibility): Likewise.
5272 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
5274 2008-06-28 Joseph Myers <joseph@codesourcery.com>
5276 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
5277 constants for E500 double.
5279 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5281 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
5282 element type of const_vector.
5284 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
5286 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
5287 Remove FLAGS_REG clobber from expander pattern.
5288 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
5289 (anddi3, andsi3, andhi3, andqi3): Ditto.
5290 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
5291 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
5292 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
5293 (ashlsi3, ashlhi3, ashlqi3): Ditto.
5294 (ashrsi3, ashrhi3, ashrqi3): Ditto.
5295 (lshrsi3, lshrhi3, lshrqi3): Ditto.
5296 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
5297 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
5299 2008-06-28 Richard Guenther <rguenther@suse.de>
5301 * tree-ssa-structalias.c (callused_id, var_callused,
5302 callused_tree): Add.
5303 (handle_pure_call): New function.
5304 (find_func_aliases): Call it.
5305 (find_what_p_points_to): Handle the call-used set.
5306 (clobber_what_escaped): Likewise.
5307 (compute_call_used_vars): New function.
5308 (init_base_vars): Init the call-used variable.
5309 (do_sd_constraint): Do not propagate the solution from CALLUSED
5310 but use CALLUSED as a placeholder.
5311 (solve_graph): Likewise.
5312 * tree-flow-inline.h (gimple_call_used_vars): New function.
5313 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
5314 (compute_call_used_vars): Declare.
5315 * tree-ssa-alias.c (set_initial_properties): Call
5316 compute_call_used_vars.
5317 (reset_alias_info): Clear call-used variables.
5318 (add_call_clobber_ops): Assert we are not called for const/pure
5319 functions. Remove handling of them.
5320 (add_call_read_ops): Handle pure functions by adding the
5321 call-used set of variables as VUSEs.
5322 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
5323 (delete_tree_ssa): Free it.
5324 * tree-dfa.c (remove_referenced_var): Clear the var from the
5327 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
5329 * tree.c (build_varargs_function_type_list): New.
5330 (build_function_type_list_1): New.
5331 (build_function_type_list): Use build_function_type_list_1.
5332 * tree.h (build_varargs_function_type_list): New.
5334 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
5337 * config/spu/spu.c (spu_builtin_splats): Do not generate
5338 invalid CONST_VECTOR expressions.
5339 (spu_expand_vector_init): Likewise.
5341 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
5343 * optabs.c (libfunc_decls): New variable.
5344 (libfunc_decl_hash, libfunc_decl_eq): New functions.
5345 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
5346 for the same function twice.
5348 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
5350 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
5351 ix86_expand_binary_operator directly.
5352 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
5354 (*ashrti3_1): Ditto.
5355 (*lshrti3_1): Ditto.
5356 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
5357 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
5358 using only one splitter. Conditionaly execute splitter before or
5359 after peephole2 pass.
5360 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
5361 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
5362 Use only one alternative in asm template.
5363 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
5365 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
5366 "J" operand constraint for operand 2.
5367 (*ashldi3_cconly_rex64): Ditto.
5368 (*ashrdi3_cmp_rex64): Ditto.
5369 (*ashrdi3_cconly_rex64): Ditto.
5370 (*lshrdi3_cmp_rex64): Ditto.
5371 (*lshrdi3_cconly_rex64): Ditto.
5372 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
5373 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
5374 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
5377 2008-06-27 Jakub Jelinek <jakub@redhat.com>
5379 * gimplify.c (omp_is_private): Don't return true if decl is not
5380 already private on #pragma omp for or #pragma omp parallel for.
5383 * tree-cfg.c (struct move_stmt_d): Replace block field with
5384 orig_block and new_block fields.
5385 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
5386 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
5387 (move_block_to_fn): Replace vars_map and new_label_map arguments
5388 with struct move_stmt_d pointer.
5389 (replace_block_vars_by_duplicates): New function.
5390 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
5391 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
5392 all subblocks of ORIG_BLOCK to the new function. Call
5393 replace_block_vars_by_duplicates.
5394 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
5395 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
5396 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
5397 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
5398 (expand_omp): Temporarily set input_location to the location of
5399 region's controlling stmt.
5400 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
5401 BIND_EXPR, push ctx->block_vars and gimplification vars into
5402 the BIND_EXPR and its block's BLOCK_VARS instead of directly
5404 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
5405 there are any BLOCK_VARS.
5406 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
5407 OMP_PARALLEL or OMP_TASK stmt.
5408 (lower_omp): Save and restore input_location around the lower_omp_1
5411 2008-06-27 Richard Guenther <rguenther@suse.de>
5413 PR tree-optimization/36400
5414 PR tree-optimization/36373
5415 PR tree-optimization/36344
5416 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
5417 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
5418 (update_alias_info): Remove call clobbering code.
5419 (make_constraint_to): New helper function.
5420 (make_escape_constraint): Likewise.
5421 (handle_rhs_call): Use it on all pointer containing arguments.
5422 Also mark the static chain escaped.
5423 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
5424 instead of ANYTHING.
5425 (make_constraint_from): New helper split out from ...
5426 (make_constraint_from_anything): ... here.
5427 (find_func_aliases): Add constraints for escape sites.
5428 (intra_create_variable_infos): Make constraints from NONLOCAL
5430 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
5432 (clobber_what_p_points_to): Remove.
5433 (clobber_what_escaped): New function.
5434 (init_base_vars): Init NONLOCAL and ESCAPED.
5435 (do_sd_constraint): Do not propagate the solution from ESCAPED
5436 but use ESCAPED as a placeholder.
5437 (solve_graph): Likewise.
5438 * tree-flow.h (clobber_what_p_points_to): Remove.
5439 (clobber_what_escaped): Declare.
5440 * tree-ssa-alias.c (set_initial_properties): Call it.
5441 Remove code clobbering escaped pointers.
5443 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5445 * function.c (allocate_struct_function): Only allocate a unique
5446 funcdef_no if the decl is nonzero.
5448 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
5450 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
5451 * config/mips/mips.c (mips_split_const_insns): New function.
5452 * config/mips/mips.md (move_type): New attribute.
5453 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
5454 (dword_mode): New attribute.
5455 (type): Avoid long line. Map "move_type"s to "type"s,
5456 choosing "multi" for doubleword moves if appropriate.
5457 Swap MTC/MFC comments to match their declaration order.
5458 (extended_mips16): Default to "yes" if "move_type" is "sll0",
5459 "type" is "branch" or "jal" is "direct".
5460 (length): Handle "extended_mips16" first. Make the default
5461 "0" for "ghost" instructions. Set the length from "move_type".
5462 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
5463 of "type", with "sll0" for the register alternative. Remove the
5464 "extended_mips16" attribute.
5465 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
5466 of "type", with "shift_shift" for the register alternative.
5467 Remove the "length" attribute.
5468 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
5469 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
5470 of "type", with "andi" for the register alternative.
5471 (*zero_extendqihi2): Likewise.
5472 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
5473 of "andi" instead of a "type" of "arith".
5474 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
5476 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
5477 (mov_<store>r, *mov<mode>_ra): Likewise.
5478 (extendsidi2): Use "move_type" instead of "type", with "move"
5479 for the register alternative.
5480 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
5481 of "type", with "signext" for the register alternative.
5482 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
5483 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
5484 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
5485 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
5486 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
5487 (unnamed branch insn): Likewise.
5488 (*movdi_gp32_fp64): Fold into...
5489 (*movdi_32bit): ...here.
5490 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
5491 (*movdf_hardfloat): ...this new pattern.
5492 (*movdf_softfloat): Remove redundant FPR alternatives.
5493 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
5494 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
5495 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
5496 the "move" attribute.
5497 (*movdi_32bit): Use "move_type" instead of "type" and remove the
5498 "length" attribute. Use "fpload" and "fpstore" instead of "load"
5499 and "store" for COP loads and stores.
5500 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
5501 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
5502 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
5503 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
5504 (*movtf_mips16, *movv2sf): Likewise.
5505 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
5506 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
5507 (mfhc1<mode>): Use "move_type" instead of "move".
5508 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
5509 (loadgp_blockage): Remove the "length" attribute.
5510 (blockage, set_got_version, update_got_version): Likewise.
5511 (call_internal): Remove the "extended_mips16" attribute.
5512 (call_value_internal, call_value_multiple_internal): Likewise.
5513 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
5515 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
5516 the "length" attribute.
5518 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5520 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
5521 -Wcast-qual warnings.
5522 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
5523 handle_pragma_pop_macro): Likewise.
5524 * collect2.c (resolve_lib_name): Likewise.
5525 * config/arc/arc.c (arc_init): Likewise.
5526 * config/arm/arm.c (neon_builtin_compare,
5527 locate_neon_builtin_icode): Likewise.
5528 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
5529 * config/bfin/bfin.c (bfin_init_machine_status,
5530 bfin_optimize_loop): Likewise.
5531 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
5532 * config/cris/cris.c (cris_init_expanders): Likewise.
5533 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
5534 * config/darwin.c (machopic_indirection_eq,
5535 machopic_indirection_name, machopic_output_indirection): Likewise.
5536 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
5537 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
5538 frv_optimize_membar): Likewise.
5539 * config/i386/cygwin.h (mingw_scan,
5540 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
5541 * config/i386/cygwin1.c (mingw_scan): Likewise.
5542 * config/i386/i386.c (machopic_output_stub): Likewise.
5543 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
5544 i386_pe_unique_section): Likewise.
5545 * config/ia64/ia64.c (ia64_init_machine_status,
5546 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
5548 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
5549 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
5550 * config/m68k/m68k.c (m68k_handle_option,
5551 m68k_sched_md_init_global): Likewise.
5552 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
5553 mcore_unique_section): Likewise.
5554 * config/mips/mips.c (mips_block_move_straight,
5555 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
5557 * config/mmix/mmix.c (mmix_init_machine_status,
5558 mmix_encode_section_info): Likewise.
5559 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
5560 * config/rs6000/rs6000.c (rs6000_init_machine_status,
5561 print_operand_address, output_toc, redefine_groups,
5562 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
5563 * config/s390/s390.c (s390_init_machine_status): Likewise.
5564 * config/score/score.c (score_block_move_straight,
5565 score_block_move_loop_body): Likewise.
5566 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
5567 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
5568 * emit-rtl.c (find_auto_inc): Likewise.
5569 * gcc.c (translate_options, process_command): Likewise.
5570 * reorg.c (dbr_schedule): Likewise.
5571 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
5572 * xcoffout.c (xcoffout_declare_function): Likewise.
5574 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
5576 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
5577 ipa-pta working again.
5579 2008-06-27 David Edelsohn <edelsohn@gnu.org>
5581 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
5584 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
5586 * config.gcc (powerpc*-*-*): Add new core e500mc.
5587 * config/rs6000/e500mc.md: New file.
5588 * config/rs6000/rs6000.c (processor_costs): Add new costs for
5590 (rs6000_override_options): Add e500mc case to
5591 processor_target_table. Altivec and Spe options not allowed
5592 with e500mc. Add isel instruction to e500mc by
5593 default. Initialize rs6000_cost for e500mc.
5594 (rs6000_issue_rate): Set issue rate for e500mc.
5595 * config/rs6000/rs6000.h (processor_type): Add
5596 PROCESSOR_PPCE500MC.
5597 (ASM_CPU_SPEC): Add e500mc.
5598 Set TARGET_ISEL to rs6000_isel.
5599 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
5600 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
5601 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
5603 * doc/invoke.texi: Add e500mc to list of cpus.
5605 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5608 * c-lex.c (lex_charconst): Initialize unsignedp.
5610 2008-06-27 Olivier Hainque <hainque@adacore.com>
5612 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
5613 documented assumptions.
5615 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
5617 * dwarf2out.c: Remove trailing white spaces. Break long line
5620 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
5622 * libfuncs.h (LTI_synchronize): New libfunc_index.
5623 (synchronize_libfunc): Declare.
5624 * builtins.c (expand_builtin_synchronize): Consider using
5625 synchronize_libfunc before falling back on an asm blockage.
5626 * config/mips/mips.c: Include libfuncs.h
5627 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
5629 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
5631 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
5632 parameter. Copy stack_reg to r11 where appropriate.
5633 (no_global_regs_above): Add gpr parameter.
5634 (rs6000_stack_info): Only add padding for SPE save area if we
5635 are saving SPE GPRs and CR.
5636 (saveres_routine_syms): New variable.
5637 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
5639 (rs6000_savres_routine_sym): New function.
5640 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
5642 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
5643 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
5644 Tweak FPR out-of-line saving.
5645 (rs6000_make_savres_rtx): New function.
5646 (rs6000_use_multiple_p): New function.
5647 (rs6000_savres_strategy): New function.
5648 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
5649 out-of-line if appropriate.
5650 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
5651 if we are optimizing for size.
5652 (GP_SAVE_INLINE): Define.
5653 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
5654 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
5655 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
5656 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
5657 (*save_fpregs_<mode>): Add use of r11.
5658 (*restore_gpregs_<mode>): New insn.
5659 (*return_and_restore_gpregs_<mode>): New insn.
5660 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
5662 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
5663 (*restore_gpregs_spe): New insn.
5664 (*return_and_restore_gpregs_spe): New insn.
5665 * config/rs6000/predicates.md (save_world_operation): Fix check.
5667 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5669 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
5670 this point, so assert that.
5672 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
5674 * cfganal.c: Include vec.h and vecprim.h.
5675 (compute_idf): Import from...
5676 * tree-into-ssa (compute_idf): ...here.
5677 * basic-block.h (compute_idf): Export.
5679 2008-06-26 Joseph Myers <joseph@codesourcery.com>
5681 * c-decl.c (merge_decls): Use !current_function_decl to check for
5682 extern declaration of C99 inline function being at file scope.
5684 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
5686 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
5688 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5690 * alias.c (record_alias_subset, init_alias_analysis): Fix
5691 -Wc++-compat and/or -Wcast-qual warnings.
5692 * attribs.c (lookup_attribute_spec): Likewise.
5693 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
5694 copy_bb, connect_traces,
5695 find_rarely_executed_basic_blocks_and_cr): Likewise.
5696 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
5697 note_btr_set, migrate_btr_defs): Likewise.
5698 * builtins.c (result_vector, expand_builtin_memcpy,
5699 expand_builtin_mempcpy_args, expand_builtin_strncpy,
5700 builtin_memset_read_str, expand_builtin_printf,
5701 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
5703 * caller-save.c (mark_set_regs): Likewise.
5704 * calls.c (expand_call, emit_library_call_value_1): Likewise.
5705 * cgraph.c (cgraph_edge): Likewise.
5706 * combine.c (likely_spilled_retval_1): Likewise.
5707 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
5708 htab_counts_entry_del, get_coverage_counts): Likewise.
5709 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
5710 new_cselib_val): Likewise.
5711 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
5712 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
5714 * df-core.c (df_compact_blocks): Likewise.
5715 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
5716 * df-scan.c (df_grow_reg_info, df_ref_create,
5717 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
5718 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
5719 df_record_entry_block_defs, df_record_exit_block_uses,
5720 df_bb_verify): Likewise.
5721 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
5722 DF_REF_EXTRACT_MODE_CONST): New.
5723 * dominance.c (get_immediate_dominator, get_dominated_by,
5724 nearest_common_dominator, root_of_dom_tree,
5725 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
5726 -Wc++-compat and/or -Wcast-qual warnings.
5727 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
5728 record_store, replace_read, check_mem_read_rtx, scan_insn,
5729 dse_step1, dse_record_singleton_alias_set): Likewise.
5730 * dwarf2asm.c (dw2_force_const_mem): Likewise.
5732 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5734 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
5735 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
5736 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
5737 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
5738 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
5739 add_ranges_num, add_ranges_by_labels, file_info_cmp,
5740 file_name_acquire, output_file_names, add_const_value_attribute,
5741 premark_used_types_helper, file_table_eq, file_table_hash,
5742 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
5743 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
5744 -Wcast-qual warnings.
5745 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
5746 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
5747 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
5748 gen_reg_rtx, start_sequence, init_emit): Likewise.
5749 * et-forest.c (et_new_occ, et_new_tree): Likewise.
5750 * except.c (init_eh_for_function, gen_eh_region,
5751 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
5752 arh_to_landing_pad, arh_to_label, add_action_record,
5753 add_call_site, switch_to_exception_section): Likewise.
5754 * expmed.c (synth_mult): Likewise.
5755 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
5756 store_expr): Likewise.
5757 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
5759 * function.c (assign_stack_temp_for_type,
5760 allocate_struct_function, match_asm_constraints_1): Likewise.
5761 * gcov-io.c (gcov_allocate): Likewise.
5762 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
5763 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
5764 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
5765 record_one_set, insert_expr_in_table, insert_set_in_table,
5766 dump_hash_table, compute_hash_table_work, alloc_hash_table,
5767 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
5768 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
5769 -Wcast-qual warnings.
5771 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5773 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
5774 -Wcast-qual warnings.
5775 * gcc.c (process_command): Likewise.
5776 * genattrtab.c (oballoc): Use XOBNEW.
5777 (oballocvec): Define.
5778 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
5779 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
5780 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
5781 -Wc++-compat and/or -Wcast-qual warnings.
5782 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
5783 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
5784 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
5785 gen_presence_absence_set, gen_automaton, gen_regexp_el,
5786 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
5787 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
5788 add_excls, process_presence_absence_names,
5789 process_presence_absence_patterns, add_presence_absence,
5790 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
5791 get_free_state, add_arc, get_free_automata_list_el,
5792 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
5793 transform_3, cache_presence, create_ainsns, create_automata,
5794 create_state_ainsn_table, dfa_insn_code_enlarge,
5795 output_trans_func, output_min_issue_delay_func,
5796 output_dead_lock_func, output_reset_func,
5797 output_get_cpu_unit_code_func, output_dfa_start_func,
5798 expand_automata): Likewise.
5799 * genextract.c (gen_insn): Likewise.
5800 * gengtype-lex.l: Likewise.
5801 * gengtype.c (read_input_list, adjust_field_type,
5802 process_gc_options): Likewise.
5803 * genoutput.c (note_constraint): Likewise.
5804 * genpreds.c (mangle, add_constraint): Likewise.
5805 * genrecog.c (process_define_predicate, new_decision,
5806 add_to_sequence): Likewise.
5807 * gensupport.c (record_insn_name): Likewise.
5809 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5811 * config/i386/driver-i386.c (detect_caches_amd,
5812 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
5813 and/or -Wcast-qual warnings.
5814 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
5815 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
5816 gt_pch_save): Likewise.
5817 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
5818 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
5819 * global.c (compute_regsets): Likewise.
5820 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
5821 finish_graph_dump_file): Likewise.
5822 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
5823 unlink_bb_notes): Likewise.
5824 * integrate.c (get_hard_reg_initial_val): Likewise.
5825 * ipa-prop.c (ipa_push_func_to_list): Likewise.
5826 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
5827 * local-alloc.c (update_equiv_regs): Likewise.
5828 * loop-invariant.c (check_invariant_table_size,
5829 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
5831 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
5832 altered_reg_used, mark_altered): Likewise.
5833 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
5834 insert_var_expansion_initialization,
5835 combine_var_copies_in_loop_exit, apply_opt_in_copies,
5836 release_var_copies): Likewise.
5837 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
5838 analyze_matrix_decl, add_allocation_site, analyze_transpose,
5839 analyze_accesses_for_phi_node, check_var_notmodified_p,
5840 check_allocation_function, find_sites_in_func,
5841 record_all_accesses_in_func, transform_access_sites,
5842 transform_allocation_sites): Likewise.
5843 * omp-low.c (new_omp_region, create_omp_child_function_name,
5844 check_omp_nesting_restrictions, check_combined_parallel,
5845 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
5846 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
5847 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
5848 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
5850 * opts-common.c (prune_options): Likewise.
5851 * opts.c (add_input_filename, print_filtered_help,
5852 get_option_state): Likewise.
5853 * params.c (add_params): Likewise.
5854 * passes.c (set_pass_for_id, next_pass_1,
5855 do_per_function_toporder, pass_fini_dump_file): Likewise.
5856 * postreload.c (reload_cse_simplify_operands): Likewise.
5857 * predict.c (tree_predicted_by_p, tree_predict_edge,
5858 clear_bb_predictions, combine_predictions_for_bb): Likewise.
5860 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5862 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
5864 * recog.c (check_asm_operands, validate_change_1): Likewise.
5865 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
5866 subst_asm_stack_regs): Likewise.
5867 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
5868 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
5869 * regmove.c (reg_is_remote_constant_p): Likewise.
5870 * regrename.c (regrename_optimize, scan_rtx_reg,
5871 kill_clobbered_value, kill_set_value, kill_autoinc_value):
5873 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
5874 regstat_compute_calls_crossed): Likewise.
5875 * reload1.c (init_reload, new_insn_chain,
5876 has_nonexceptional_receiver, reload, copy_reloads,
5877 calculate_needs_all_insns, init_elim_table): Likewise.
5878 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
5879 * rtl.c (shallow_copy_rtx_stat): Likewise.
5880 * rtlanal.c (parms_set): Likewise.
5881 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
5882 sbitmap_resize, sbitmap_vector_alloc): Likewise.
5883 * sched-ebb.c (earliest_block_with_similiar_load,
5884 add_deps_for_risky_insns): Likewise.
5885 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
5886 schedule_region): Likewise.
5887 * see.c (eq_descriptor_pre_extension,
5888 hash_descriptor_pre_extension, hash_del_pre_extension,
5889 eq_descriptor_properties, hash_descriptor_properties,
5890 hash_del_properties, see_seek_pre_extension_expr,
5891 see_initialize_data_structures, see_print_register_properties,
5892 see_print_pre_extension_expr, see_delete_merged_def_extension,
5893 see_delete_unmerged_def_extension, see_emit_use_extension,
5894 see_pre_delete_extension, see_map_extension, see_commit_changes,
5895 see_analyze_merged_def_local_prop,
5896 see_analyze_merged_def_local_prop,
5897 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
5898 see_set_prop_merged_def, see_set_prop_unmerged_def,
5899 see_set_prop_unmerged_use, see_print_one_extension,
5900 see_merge_one_use_extension, see_merge_one_def_extension,
5901 see_store_reference_and_extension, see_update_uses_relevancy,
5902 see_update_defs_relevancy): Likewise.
5903 * statistics.c (hash_statistics_hash, hash_statistics_eq,
5904 hash_statistics_free, curr_statistics_hash): Likewise.
5905 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
5906 expand_asm_operands, expand_return, case_bit_test_cmp,
5907 expand_case): Likewise.
5908 * stor-layout.c (start_record_layout): Likewise.
5909 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
5910 gt_pch_save_stringpool): Likewise.
5911 * tree-data-ref.c (hash_stmt_vertex_info,
5912 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
5913 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
5915 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
5918 * config/i386/i386.md : Change constraints of HImode and QImode
5919 immediate operands from "i" to "n". Change SImode "ni" constraint to
5920 "i" and SImode "rmi" constraint to "g". Remove all constraints
5921 from const0_operand and const1_operand predicated operands.
5922 (i): Change QImode and HImode attribute from "i" to "n".
5923 (*subqi_2): Change HImode operands to QImode.
5926 2008-06-25 Olivier Hainque <hainque@adacore.com>
5928 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
5931 2008-06-25 Richard Guenther <rguenther@suse.de>
5933 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
5934 not overflow the result type.
5936 2008-06-25 Richard Guenther <rguenther@suse.de>
5938 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
5939 (vn_lookup): Likewise.
5941 2008-06-25 Richard Guenther <rguenther@suse.de>
5943 PR tree-optimization/35518
5944 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
5945 * tree-sra.c (instantiate_element): Use fold_build3 to build
5947 (try_instantiate_multiple_fields): Likewise.
5949 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5951 * config/rs6000/rs6000.md: Change all string instruction's clobber to
5954 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5956 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
5957 use_backchain_to_restore_sp to true
5958 if the offset of the link register save area would go over the 32k - 1
5959 offset limit of the load
5962 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
5964 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
5965 anchor for the type-punning blurb. Cross-reference "Structures
5966 unions enumerations and bit-fields implementation". Provide a
5967 cast-through-pointer example. Make final sentence self-contained.
5968 * doc/implement-c.texi (Structures unions enumerations and
5969 bit-fields implementation): Cross-reference the type-punning blurb
5970 in the -fstrict-aliasing documentation.
5972 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
5975 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
5976 the memory instead of the memory itself for the save area.
5978 2008-06-24 Olivier Hainque <hainque@adacore.com>
5979 Nicolas Roche <roche@adacore.com>
5981 * gengtype.c (srcdir_len): size_t instead of int.
5982 (get_file_realbasename): New function. For F a filename, the real
5983 basename of F, with all the path components stripped.
5984 (get_file_srcdir_relative_path): New function. For F a filename, the
5985 relative path to F from $(srcdir).
5986 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
5987 get_file_realbasename. Adjust the head comment.
5988 (get_prefix_langdir_index): New function. For F a filename, return the
5989 lang_dir_names[] relative index of the language directory that is
5991 (get_file_langdir): For F a filename, return the name of the language
5992 directory where F is located.
5993 (get_file_gtfilename): New function. The gt- output file name for an
5995 (get_output_file_with_visibility): Replace in-line computations with
5996 uses of get_file_gtfilename and get_prefix_langdir_index.
5997 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
5999 2008-06-24 Jakub Jelinek <jakub@redhat.com>
6001 PR tree-optimization/36504
6002 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
6003 references without base address.
6005 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6008 * calls.c (expand_call): Increase alignment for recursive functions.
6010 2008-06-23 Anatoly Sokolov <aesok@post.ru>
6012 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
6013 (TARGET_FUNCTION_VALUE): New define.
6014 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
6015 * config/avr/avr.h (FUNCTION_VALUE): Remove.
6017 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6019 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
6020 (fmod<mode>3): Ditto.
6021 (remainderxf3): Ditto.
6022 (remainder<mode>3): Ditto.
6024 2008-06-23 Jakub Jelinek <jakub@redhat.com>
6027 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
6028 REG is a hard register.
6030 PR tree-optimization/36508
6031 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
6032 499, don't check it at all in release compilers.
6034 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
6036 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
6037 together with SSE_TARGET_MATH to disable insn pattern.
6038 (*fop_<MODEF:mode>_2_i387): Ditto.
6039 (*fop_<MODEF:mode>_3_i387): Ditto.
6041 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
6043 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
6045 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6048 * gimplify.c (gimplify_asm_expr): Check the return code of
6049 parse_output_constraint call, set function return and is_inout
6052 2008-06-22 Ian Lance Taylor <iant@google.com>
6054 * c-lex.c (narrowest_unsigned_type): Change itk to int.
6055 (narrowest_signed_type): Likewise.
6056 * c-typeck.c (c_common_type): Change local variable mclass to enum
6058 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
6059 tcc_comparison, not the tree code itself.
6060 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
6061 (c_expand_expr): Cast modifier to enum expand_modifier.
6062 * c-common.h (C_RID_CODE): Add casts.
6063 (C_SET_RID_CODE): Define.
6064 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
6065 (c_lex_one_token): Add cast to avoid warning.
6066 (c_parser_objc_type_name): Rename local typename to type_name.
6067 (check_no_duplicate_clause): Change code parameter to enum
6069 (c_parser_omp_var_list_parens): Change kind parameter to enum
6071 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
6072 c_parser_omp_list_var_parens.
6073 (c_parser_omp_threadprivate): Likewise.
6074 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
6075 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
6076 * c-format.c (NO_FMT): Define.
6077 (printf_length_specs): Use NO_FMT.
6078 (asm_fprintf_length_specs): Likewise.
6079 (gcc_diag_length_specs): Likewise.
6080 (scanf_length_specs): Likewise.
6081 (strfmon_length_specs): Likewise.
6082 (gcc_gfc_length_specs): Likewise.
6083 (printf_flag_specs): Change 0 to STD_C89.
6084 (asm_fprintf_flag_specs): Likewise.
6085 (gcc_diag_flag_specs): Likewise.
6086 (gcc_cxxdiag_flag_specs): Likewise.
6087 (scanf_flag_specs): Likewise.
6088 (strftime_flag_specs): Likewise.
6089 (strfmon_flag_specs): Likewise.
6090 (print_char_table): Likewise.
6091 (asm_fprintf_char_table): Likewise.
6092 (gcc_diag_char_table): Likewise.
6093 (gcc_tdiag_char_table): Likewise.
6094 (gcc_cdiag_char_table): Likewise.
6095 (gcc_cxxdiag_char_table): Likewise.
6096 (gcc_gfc_char_table): Likewise.
6097 (scan_char_table): Likewise.
6098 (time_char_table): Likewis.
6099 (monetary_char_table): Likewise.
6100 * c-format.h (BADLEN): Likewise.
6102 2008-06-21 Ian Lance Taylor <iant@google.com>
6104 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
6105 Define END_OF_BASE_TREE_CODES around inclusion.
6106 * tree.c (tree_code_type): New global array.
6107 (tree_code_length, tree_code_name): Likewise.
6108 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
6110 (all-tree.def, s-alltree): New targets.
6111 (gencheck.h, s-gencheck): Remove.
6112 (tree.o): Depend upon all-tree.def.
6113 (build/gencheck.o): Remove gencheck.h dependency.
6114 (mostlyclean): Don't remove gencheck.h.
6115 * c-common.h (enum c_tree_code): Remove.
6116 * c-lang.c (tree_code_type): Remove.
6117 (tree_code_length, tree_code_name): Remove.
6118 * gencheck.c (tree_codes): Include all-tree.def, rather than
6119 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
6121 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
6123 * cp/cp-tree.h (enum cplus_tree_code): Remove.
6124 (operator_name_info): Size to MAX_TREE_CODES.
6125 (assignment_operator_name_info): Likewise.
6126 * cp/cp-lang.c (tree_code_type): Remove.
6127 (tree_code_length, tree_code_name): Remove.
6128 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
6129 (assignment_operator_name_info): Likewise.
6130 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
6132 * cp/mangle.c (write_expression): Likewise.
6133 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
6134 * fortran/f95-lang.c (tree_code_type): Remove.
6135 (tree_code_length, tree_code_name): Remove.
6136 * java/java-tree.h (enum java_tree_code): Remove.
6137 * java/lang.c (tree_code_type): Remove.
6138 (tree_code_length, tree_code_name): Remove.
6139 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
6140 * objc/objc-act.h (enum objc_tree_code): Remove.
6141 * objc/objc-lang.c (tree_code_type): Remove.
6142 (tree_code_length, tree_code_name): Remove.
6143 * objcp/objcp-lang.c (tree_code_type): Remove.
6144 (tree_code_length, tree_code_name): Remove.
6145 * ada/ada-tree.h (enum gnat_tree_code): Remove.
6146 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
6147 * ada/misc.c (tree_code_type): Remove.
6148 (tree_code_length, tree_code_name): Remove.
6150 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
6152 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
6153 the grand_bitmap_obstack.
6155 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6157 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
6158 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
6159 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
6160 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
6161 move_stmt_r, new_label_mapper): Likewise.
6162 * tree-complex.c (cvc_lookup): Likewise.
6163 * tree-dfa.c (create_function_ann): Likewise.
6164 * tree-dump.c (dump_register): Likewise.
6165 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
6166 find_phi_replacement_condition): Likewise.
6167 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
6168 tree_function_versioning): Likewise.
6169 * tree-into-ssa.c (cmp_dfsnum): Likewise.
6170 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
6171 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
6172 get_nonlocal_debug_decl, convert_nonlocal_reference,
6173 convert_nonlocal_omp_clauses, get_local_debug_decl,
6174 convert_local_reference, convert_local_omp_clauses,
6175 convert_nl_goto_reference, convert_nl_goto_receiver,
6176 convert_tramp_reference, convert_call_expr): Likewise.
6177 * tree-outof-ssa.c (contains_tree_r): Likewise.
6178 * tree-parloops.c (reduction_phi, initialize_reductions,
6179 eliminate_local_variables_1, add_field_for_reduction,
6180 add_field_for_name, create_phi_for_local_result,
6181 create_call_for_reduction_1, create_loads_for_reductions,
6182 create_stores_for_reduction, create_loads_and_stores_for_name):
6184 * tree-phinodes.c (allocate_phi_node): Likewise.
6185 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
6186 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
6187 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
6188 * tree-ssa-coalesce.c (compare_pairs): Likewise.
6189 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
6190 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
6191 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
6192 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
6193 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
6194 vn_nary_op_insert): Likewise.
6195 * tree-ssa.c (redirect_edge_var_map_add,
6196 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
6197 * tree-vectorizer.c (vectorize_loops): Likewise.
6198 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
6199 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
6200 tree_cons_stat, build1_stat, build_variant_type_copy,
6201 decl_init_priority_lookup, decl_fini_priority_lookup,
6202 decl_priority_info, decl_restrict_base_lookup,
6203 decl_restrict_base_insert, decl_debug_expr_lookup,
6204 decl_debug_expr_insert, decl_value_expr_lookup,
6205 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
6206 type_hash_add, get_file_function_name, tree_check_failed,
6207 tree_not_check_failed, tree_range_check_failed,
6208 omp_clause_range_check_failed, build_omp_clause,
6209 build_vl_exp_stat): Likewise.
6210 * value-prof.c (gimple_histogram_value,
6211 gimple_duplicate_stmt_histograms): Likewise.
6212 * var-tracking.c (attrs_list_insert, attrs_list_copy,
6213 unshare_variable, variable_union_info_cmp_pos, variable_union,
6214 dataflow_set_different_1, dataflow_set_different_2,
6215 vt_find_locations, variable_was_changed, set_variable_part,
6216 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
6217 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
6218 section_entry_hash, object_block_entry_eq,
6219 object_block_entry_hash, create_block_symbol,
6220 initialize_cold_section_name, default_function_rodata_section,
6221 strip_reg_name, set_user_assembler_name, const_desc_eq,
6222 build_constant_desc, output_constant_def, lookup_constant_def,
6223 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
6224 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
6225 default_internal_label): Likewise.
6226 * varray.c (varray_init, varray_grow): Likewise.
6227 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
6229 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
6231 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
6232 operators for "test" insn. Macroize insn using SWI mode macro.
6233 (*jcc_fused_2): Ditto.
6234 (*jcc_fused_3): Macroize insn using SWI mode macro.
6235 (*jcc_fused_4): Ditto.
6237 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
6239 * tree-ssa-pre.c: Fix typo in comment.
6240 (init_antic, fini_antic): Add explicit funtions for
6241 initializing and deinitializing ANTIC and AVAIL sets.
6242 (create_expression_by_pieces): Fix typo in comment.
6243 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
6244 (execute_pre): Eventually dump details about ANTIC_IN.
6246 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6248 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
6249 * gcc.c (translate_options, init_spec, store_arg, read_specs,
6250 add_to_obstack, file_at_path, find_a_file, execute,
6251 add_preprocessor_option, add_assembler_option, add_linker_option,
6252 process_command, insert_wrapper, do_option_spec, do_self_spec,
6253 spec_path, do_spec_1, is_directory, main, used_arg,
6254 getenv_spec_function): Likewise.
6255 * tlink.c (symbol_hash_lookup, file_hash_lookup,
6256 demangled_hash_lookup, symbol_push, file_push, frob_extension):
6259 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
6261 * doc/rtl.texi: Updated subreg section.
6263 2008-06-19 Jakub Jelinek <jakub@redhat.com>
6266 * cgraphunit.c (cgraph_process_new_functions): Don't clear
6267 node->needed and node->reachable.
6268 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
6269 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
6270 (expand_task_call): Don't call expand_task_copyfn.
6271 (expand_task_copyfn): Renamed to...
6272 (finalize_task_copyfn): ... this.
6274 2008-06-19 Jan Hubicka <jh@suse.cz>
6276 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
6277 clobbering framepointer.
6279 2008-06-19 Jan Hubicka <jh@suse.cz>
6281 * tree-optimize.c (execute_early_local_optimizations): Set
6282 cgraph_state only at first invocation.
6284 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6286 * system.h (-Wc++-compat): Activate as a warning, no an error.
6288 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6290 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
6291 instead of "#" in insn asm template.
6292 (*jcc_fused_2): Ditto.
6294 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
6296 * config/i386/i386.h (ix86_tune_indices)
6297 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
6298 (TARGET_FUSE_CMP_AND_BRANCH): New define.
6299 * config/i386/i386.md (*jcc_fused_1): New insn pattern
6300 (*jcc_fused_2): Ditto.
6301 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
6302 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
6303 (print operand): Handle 'E' and 'e' code.
6305 2008-06-19 Anatoly Sokolov <aesok@post.ru>
6307 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
6308 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
6309 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
6311 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
6313 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
6315 (cgraph_expand_function): Use local copy of decl.
6316 (cgraph_expand_all_functions): Remove redundant initialization of
6318 (cgraph_optimize): Reword internal_error message.
6320 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
6322 * arm-protos.h (arm_return_in_memory): Remove public
6323 arm_return_in_memory() prototype.
6324 * arm.c (arm_return_in_memory): Add static prototype, add target
6325 hook macro, change definition and comments.
6326 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
6328 2008-06-19 Ben Elliston <bje@au.ibm.com>
6330 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
6331 real.c: Remove references to IEEE 754R.
6332 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
6333 * doc/libgcc.texi (Decimal float library routines): Likewise.
6335 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6337 * targhooks.h (struct gcc_target): New member unwind_word_mode.
6338 (default_unwind_word_mode): Add prototype.
6339 * targhooks.c (default_unwind_word_mode): New function.
6340 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
6341 instead of word_mode.
6342 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
6343 (TARGET_INITIALIZER): Use it.
6345 * c-common.c (handle_mode_attribute): Support "unwind_word"
6347 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
6349 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
6350 word_mode to access SjLj_Function_Context member "data".
6351 (sjlj_emit_dispatch_table): Likewise. Also, perform type
6352 conversion from targetm.eh_return_filter_mode () to
6353 targetm.unwind_word_mode () if they differ.
6355 * builtin-types.def (BT_UNWINDWORD): New primitive type.
6356 (BT_FN_UNWINDWORD_PTR): New function type.
6357 (BT_FN_WORD_PTR): Remove.
6358 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
6359 * except.c (expand_builtin_extend_pointer): Convert pointer to
6360 targetm.unwind_word_mode () instead of word_mode.
6362 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
6363 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
6364 (spu_unwind_word_mode): New function.
6365 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
6366 (TARGET_UNWIND_WORD_MODE): Define.
6367 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
6369 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
6371 * config/spu/spu.c (reg_align): Remove.
6372 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
6373 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
6374 (spu_split_store): Likewise.
6376 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
6378 * gcc/tree-vn.c: Fix typo in comment.
6380 2008-06-18 Jan Hubicka <jh@suse.cz>
6382 * cgraphunit.c (cgraph_optimize): Output debug info when doing
6383 toplevel reorder too.
6385 2008-06-18 Jan Hubicka <jh@suse.cz>
6387 * c-opts.c (c_common_post_options): PCH is not compatible with
6389 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
6390 -fno-toplevel-reorder by default now.
6392 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6394 PR documentation/30739
6395 * doc/install.texi (Prerequisites): Document dependency on awk.
6397 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
6398 Ian Lance Taylor <iant@google.com>
6400 PR rtl-optimization/35604
6401 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
6402 only want to change jump destinations, not eventual label comparisons.
6404 2008-06-16 Jan Hubicka <jh@suse.cz>
6406 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
6408 (cgraph_analyze_function): Likewise.
6410 2008-06-16 Jan Hubicka <jh@suse.cz>
6412 * cgraph.h (cgraph_mark_if_needed): New function.
6413 * cgraphunit.c (cgraph_mark_if_needed): New function.
6414 * c-decl.c (duplicate_decl): Use it.
6416 2008-06-16 Jan Hubicka <jh@suse.cz>
6418 * cgraph.c (cgraph_add_new_function): When in expansion state, do
6421 2008-06-16 Jan Hubicka <jh@suse.cz>
6423 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
6425 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
6426 Kazu Hirata <kazu@codesourcery.com>
6427 Maxim Kuvyrkov <maxim@codesourcery.com
6429 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
6430 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
6431 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
6432 EXTRA_SPEC_FUNCTIONS.
6433 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
6434 (DRIVER_SELF_SPECS): Adjust.
6435 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
6436 * config/mips/st.h, config/mips/t-st: New.
6437 * config/mips/driver-native.c, config/mips/x-native: New.
6438 * doc/invoke.texi (MIPS): Document 'native' value for -march and
6441 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
6443 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
6445 (ISA_HAS_FP_CONDMOVE): New macro.
6446 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
6447 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
6448 (ISA_HAS_NMADD3_NMSUB3): New macro.
6449 * config/mips/mips.c (mips_rtx_costs): Update.
6450 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
6451 compiling for ST Loongson 2E/2F.
6452 (madd<mode>): Rename to madd4<mode>. Update.
6453 (madd3<mode>): New pattern.
6454 (msub<mode>): Rename to msub4<mode>. Update.
6455 (msub3<mode>): New pattern.
6456 (nmadd<mode>): Rename to nmadd4<mode>. Update.
6457 (nmadd3<mode>): New pattern.
6458 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
6459 (nmadd3<mode>_fastmath): New pattern.
6460 (nmsub<mode>): Rename to nmsub4<mode>. Update.
6461 (nmsub3<mode>): New pattern.
6462 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
6463 (nmsub3<mode>_fastmath): New pattern.
6464 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
6466 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
6468 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
6469 (DF_REF_INSN_INFO): New.
6470 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
6471 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
6472 with a NULL DF_REF_INSN_INFO.
6473 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
6475 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
6476 DF_INSN_INFO_EQ_USES): New.
6477 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
6478 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
6479 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
6480 * df-core.c: Update comment for above changes.
6481 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
6482 DF_INSN_UID_* macros.
6483 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
6484 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
6485 insn rtx. Update all callers.
6486 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
6487 df_ref_create_structure, df_insn_refs_collect): Likewise.
6488 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
6489 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
6490 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
6491 macros to access the insn refs.
6492 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
6493 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
6494 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
6495 for accessing the refs.
6496 (try_fwprop_subst): Likewise.
6497 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
6498 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
6499 for accessing the refs.
6500 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
6501 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
6502 to look at the insn refs.
6503 (record_uses): Likewise.
6504 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
6506 (mark_artificial_uses): Don't mark_insn for artificial refs.
6507 (mark_reg_rependencies): Likewise.
6509 * doc/rtl.texi: Remove documentation of ADDRESSOF.
6511 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6513 * configure: Regenerate.
6515 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6517 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
6518 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6519 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6521 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6523 * config/avr/avr.c (avr_mcu_t): Add attiny167.
6524 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6525 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6527 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
6529 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
6530 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6531 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6533 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6535 * tree-ssa-sccvn.c: Fix format of comments.
6537 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
6539 * cgraph.c: Remove unneeded forward declarations of eq_node()
6542 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
6544 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
6546 (see_update_relevancy): Likewise.
6547 * fwprop.c (try_fwprop_subst): Likewise.
6548 * rtlanal.c (noop_move_p): Likewise.
6549 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
6550 notes to non-existing libcall blocks.
6551 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
6553 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
6554 (dead_libcall_p): Remove.
6555 (delete_trivially_dead_insns): Don't use it.
6556 * web.c (union_defs): Remove comment about keeping nops.
6557 * gcse.c (hash_scan_insn): Don't take libcall pointers.
6558 (compute_hash_table_work): Don't track libcall notes.
6559 (do_local_cprop): Don't take libcall pointers. Don't update
6561 (adjust_libcall_notes): Deleted.
6562 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
6563 ever have existed in the first place).
6564 (replace_store_insn): Don't try to remove libcall notes.
6565 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
6566 (resolve_reg_notes): Don't call them.
6567 (resolve_simple_move): Likewise.
6568 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
6569 Don't remove REG_RETVAL notes.
6570 * emit-rtl.c (try_split): Don't update libcall notes.
6571 (emit_copy_of_insn_after): Dito.
6572 * cselib.c (cselib_current_insn_in_libcall): Remove.
6573 (cselib_process_insn): Don't set/clear it.
6574 (new_elt_loc_list): Don't record it.
6575 (cselib_init): Don't initialize it.
6576 * cselib.c (struct elt_loc_list): Remove in_libcall field.
6577 * loop-invariant.c (find_invariant_insn): Don't look for libcall
6579 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
6580 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
6581 (init_deps): Don't initialize it.
6582 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
6583 * combine.c (delete_noop_moves): Don't update libcall notes.
6584 (can_combine_p): Remove now pointless #if 0 block.
6585 (try_combine): Remove another obsolete #if 0 block.
6586 (distribute_notes): Don't distribute libcall notes.
6587 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
6588 * dce.c (libcall_dead_p): Remove.
6589 (delete_unmarked_insns): Don't handle libcall blocks.
6590 (preserve_libcall_for_dce): Remove.
6591 (prescan_insns_for_dce): Don't special-case libcall block insns.
6592 * reload1 (reload): Don't handle libcall notes.
6593 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
6596 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6598 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
6599 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6600 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6602 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
6604 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
6605 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
6606 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
6608 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6610 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
6612 2008-06-16 Ira Rosen <irar@il.ibm.com>
6614 PR tree-optimization/36493
6615 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
6616 the arguments list. Use VECTYPE to create vector pointer.
6617 (vectorizable_store): Fail if accesses through a pointer to vectype
6618 do not alias the original memory reference operands.
6619 Call vect_create_data_ref_ptr without the removed argument.
6620 (vectorizable_load): Likewise.
6621 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
6624 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
6627 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
6630 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
6632 * config/mips/loongson2ef.md: New file.
6633 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
6634 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
6635 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
6636 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
6637 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
6639 (loongson2ef.md): New include.
6640 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
6641 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
6642 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
6643 (loongson_gt_<mode>, loongson_extract_halfword)
6644 (loongson_insert_halfword_0, loongson_insert_halfword_2)
6645 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
6646 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
6647 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
6648 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
6649 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
6650 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
6651 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
6652 (vec_interleave_low<mode>): Define type attribute.
6653 * config/mips/mips.c (mips_ls2): New static variable.
6654 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
6655 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
6656 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
6657 Implement target scheduling hooks.
6658 (mips_multipass_dfa_lookahead): Update to handle tuning for
6660 (mips_sched_init): Initialize data for Loongson scheduling.
6661 (mips_ls2_variable_issue): New static function.
6662 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
6664 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
6665 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
6666 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
6667 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
6668 Handle ST Loongson 2E/2F cores.
6669 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
6671 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6673 * omp-low.c (extract_omp_for_data): Fix comment typo.
6676 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6678 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
6679 FIXME note about gcc/config.guess.
6680 * doc/options.texi (Option file format): Remove non-ASCII bytes.
6681 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
6682 * doc/cppopts.texi: Likewise.
6683 * doc/extend.texi: Likewise.
6684 * doc/gcc.texi: Likewise.
6685 * doc/gccint.texi: Likewise.
6686 * doc/gcov.texi: Likewise.
6687 * doc/gty.texi: Likewise.
6688 * doc/hostconfig.texi: Likewise.
6689 * doc/install.texi: Likewise.
6690 * doc/invoke.texi: Likewise.
6691 * doc/loop.texi: Likewise.
6692 * doc/makefile.texi: Likewise.
6693 * doc/md.texi: Likewise.
6694 * doc/passes.texi: Likewise.
6695 * doc/tm.texi: Likewise.
6696 * doc/tree-ssa.texi: Likewise.
6697 * doc/trouble.texi: Likewise.
6699 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
6700 Nathan Sidwell <nathan@codesourcery.com>
6701 Maxim Kuvyrkov <maxim@codesourcery.com>
6702 Richard Sandiford <rdsandiford@googlemail.com>
6704 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
6705 * config/mips/mips-protos.h (mips_expand_vector_init): New.
6706 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
6708 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
6709 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
6710 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
6712 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
6713 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
6714 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
6715 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
6716 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
6717 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
6718 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
6719 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
6720 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
6721 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
6722 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
6723 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
6724 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
6725 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
6726 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
6727 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
6728 (mips_builtins): Add Loongson builtins.
6729 (mips_loongson_2ef_bdesc): New.
6730 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
6731 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
6732 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
6733 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
6735 (mips_expand_vector_init): New.
6736 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
6737 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
6739 * config/mips/mips.md: Add unspec numbers for Loongson
6740 builtins. Include loongson.md.
6741 (MOVE64): Include Loongson vector modes.
6742 (SPLITF): Include Loongson vector modes.
6743 (HALFMODE): Handle Loongson vector modes.
6744 * config/mips/loongson.md: New.
6745 * config/mips/loongson.h: New.
6746 * config.gcc: Add loongson.h header for mips*-*-* targets.
6747 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
6749 2008-06-14 Joseph Myers <joseph@codesourcery.com>
6751 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
6752 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
6753 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
6754 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
6755 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
6756 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
6757 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
6758 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
6759 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
6760 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
6761 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
6762 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
6763 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
6764 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
6765 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
6766 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
6767 Remove use_fixproto=yes.
6768 (ia64*-*-hpux*): Remove comment about using fixproto.
6769 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
6771 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6773 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
6775 * configure: Regenerate.
6777 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
6780 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
6781 before evaluating it.
6783 2008-06-13 Jakub Jelinek <jakub@redhat.com>
6786 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
6787 nested inline functions.
6788 (start_decl, start_function): Don't invert DECL_EXTERNAL
6789 for nested inline functions.
6791 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6793 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
6794 splits that must be made for correctness.
6796 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
6798 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
6799 (AVAIL_NON_MIPS16): Likewise.
6800 (mips_builtin_description): Replace target_flags with a predicate.
6801 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
6802 (dspr2_32): New availability predicates.
6803 (MIPS_BUILTIN): New macro.
6804 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
6805 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
6806 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
6807 Replace the TARGET_FLAGS parameters with AVAIL parameters.
6808 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
6809 (mips_dsp_32only_bdesc): Merge into...
6810 (mips_builtins): ...this new array.
6811 (mips_bdesc_map, mips_bdesc_arrays): Delete.
6812 (mips_init_builtins): Update after above changes.
6813 (mips_expand_builtin_1): Merge into...
6814 (mips_expand_builtin): ...here and update after above changes.
6816 2008-06-12 Paul Brook <paul@codesourcery.com>
6818 * longlong.h (__arm__): Define count_leading_zeros.
6819 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
6820 (clzsi2, clzdi2): New functions.
6821 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
6822 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
6823 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
6824 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
6825 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
6826 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
6827 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
6828 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
6829 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
6830 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
6832 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
6834 * config/m68k/m68k.c (m68k_tune_flags): New.
6835 (override_options): Compute m68k_tune_flags.
6836 (MULL_COST, MULW_COST): Update for various variants of CFV2.
6837 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
6839 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6842 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
6844 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6846 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
6847 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
6849 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
6851 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
6852 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
6854 2008-06-12 Jakub Jelinek <jakub@redhat.com>
6857 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
6860 2008-06-12 Richard Guenther <rguenther@suse.de>
6862 PR tree-optimization/36345
6863 * tree-flow.h (struct ptr_info_def): Align escape_mask,
6864 add memory_tag_needed flag.
6865 (may_alias_p): Declare.
6866 * tree-ssa-alias.c (may_alias_p): Export.
6867 (set_initial_properties): Use memory_tag_needed flag.
6868 (update_reference_counts): Likewise.
6869 (reset_alias_info): Reset memory_tag_needed flag.
6870 (create_name_tags): Check memory_tag_needed flag.
6871 (dump_points_to_info_for): Dump it.
6872 * tree-ssa-structalias.c (struct variable_info): Remove
6873 directly_dereferenced flag.
6874 (new_var_info): Do not initialize it.
6875 (process_constraint_1): Do not set it.
6876 (update_alias_info): Set is_dereferenced flag.
6877 (set_uids_in_ptset): Use may_alias_p.
6878 (set_used_smts): Check memory_tag_needed flag.
6879 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
6880 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
6881 memory_tag_needed flag.
6882 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
6885 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
6887 * config/i386/i386.c (ix86_compute_frame_layout): Disable
6888 red zone for w64 abi.
6889 (ix86_expand_prologue): Likewise.
6890 (ix86_force_to_memory): Likewise.
6891 (ix86_free_from_memory): Likewise.
6893 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
6896 * config/rs6000/rs6000.c (rs6000_override_options): Set
6897 rs6000_isel conditionally to the absence of comand line override.
6898 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
6899 Remove duplicate rs6000_isel setting.
6900 * config/rs6000/eabispe.h: Ditto.
6902 2008-06-11 Richard Guenther <rguenther@suse.de>
6904 * alias.c (get_alias_set): Use the element alias-set for arrays.
6905 (record_component_aliases): For arrays and vectors do nothing.
6906 * c-common.c (strict_aliasing_warning): Handle the cases
6907 of alias set zero explicitly.
6908 * Makefile.in (dfp.o-warn): Add -Wno-error.
6910 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6912 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
6914 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
6915 tune_32 tune_64 to supported_defaults. Allow values not
6916 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
6917 x86_64. Do not override cpu_32 or cpu_64 values from target name.
6918 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
6919 with_cpu_64 to generic for 64-bit-supporting configurations, not
6920 with_cpu. Remove FIXMEs.
6921 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
6922 --with-arch-64, --with-tune-32, --with-tune-64): Document.
6923 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
6924 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
6925 arch_32 and arch_64.
6927 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
6928 Olivier Hainque <hainque@adacore.com>
6930 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
6931 Use DECL_SIZE_UNIT to retrieve the size of the field.
6933 2008-06-11 Joseph Myers <joseph@codesourcery.com>
6935 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
6936 with function calls after declarations. Lay out
6937 neon_float_type_node before further use.
6939 2008-06-11 Richard Guenther <rguenther@suse.de>
6941 * tree-flow.h (may_point_to_global_var): Declare.
6942 * tree-ssa-alias.c (may_point_to_global_var): New function.
6943 * tree-ssa-sink.c (is_hidden_global_store): Use it.
6945 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
6947 * configure.ac: Teach that fido supports .debug_line.
6948 * configure: Regenerate.
6950 2008-06-10 Tom Tromey <tromey@redhat.com>
6952 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
6955 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6957 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
6958 (encode_decimal64, decode_decimal64, encode_decimal128,
6959 decode_decimal128): Reverse order of 32-bit parts of value if host
6960 and target endianness differ.
6962 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
6964 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
6965 Avoid division by 0.
6966 (tree_mod_pow2_value_transform): Likewise.
6967 (tree_ic_transform): Likewise.
6968 (tree_stringops_transform): Likewise.
6969 (tree_mod_subtract_transform): Likewise.
6970 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
6971 (copy_edges_for_bb): Likewise.
6972 (initialize_cfun): Likewise.
6974 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6976 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
6977 nonmemory_operand. Add "N" operand constraint.
6979 (*jcc_btdi_mask_rex64): New instruction and split pattern.
6980 (*jcc_btsi_mask): Ditto.
6981 (*jcc_btsi_mask_1): Ditto.
6983 2008-06-10 Joseph Myers <joseph@codesourcery.com>
6985 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
6986 TYPE_CANONICAL for copied element type.
6988 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
6991 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
6992 Add m_CORE2 and m_GENERIC.
6993 * config/i386/predicates.md (bt_comparison_operator): New predicate.
6994 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
6996 (*jcc_btdi_rex64): New instruction and split pattern.
6998 (*jcc_btsi_1): Ditto.
6999 (*btsq): Fix Intel asm dialect operand order.
7003 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
7006 * simplify-rtx.c (simplify_subreg): Add check for shift count
7009 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
7011 * doc/md.texi: Synchronize with later constraints.md change.
7012 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
7013 with a C implementation.
7014 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
7016 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
7017 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
7018 when moving to and from MD_REGNUM.
7019 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
7020 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
7021 Handle byte and halfword moves.
7022 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
7024 * config/mips/constraints.md (h): Turn into NO_REGS.
7025 (l, x): Update documentation.
7026 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
7027 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
7028 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
7029 (HILO): New mode iterator.
7031 (any_div): New code iterator.
7032 (u): Extend code attribute to div and udiv.
7033 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
7034 d_operand in the splitters. Remove redundant CONST_INT checks.
7035 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
7036 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
7037 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
7038 accordingly, using normal moves instead of unspecs to move LO into
7039 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
7040 (<u>mulsidi3): Handle expansion in C code.
7041 (<u>mulsidi3_32bit_internal): Rename to...
7042 (<u>mulsidi3_32bit): ...this.
7043 (<u>mulsidi3_32bit_r4000): Fix insn separator.
7044 (*<u>mulsidi3_64bit): Rename to...
7045 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
7046 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
7047 to set LO and HI to the multiplication result. Use a normal move
7048 for MFLO and an unspec for MFHI.
7049 (*<u>mulsidi3_64bit_parts): Replace with...
7050 (<u>mulsidi3_64bit_hilo): ...this new instruction.
7051 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
7052 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
7053 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
7054 instead of HI. Split the instruction into a separate multiplication
7055 and MFHI if !TARGET_FIX_R4000.
7056 (<su>muldi3_highpart): Likewise.
7057 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
7058 and the "=h" clobber.
7059 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
7060 (<u>mulditi3): New expander.
7061 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
7062 (madsi): Remove "=h" clobber.
7063 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
7064 Force the modulus result to be a GPR and split the instruction into
7065 a division followed by an MFHI after reload.
7066 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
7067 (*lea_high64): Use d_operand in the define_peephole2. Likewise
7068 the MIPS16 HIGH define_split.
7069 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
7070 of acc<->gpr moves to "multi".
7071 (*movdi_64bit): Replace the single "x" alternative with
7072 alternatives for moving into and out of "a".
7073 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
7074 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
7075 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
7076 Use d_operand in the splitters. Remove redundant CONST_INT checks.
7077 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
7078 (movti): New expander.
7079 (*movti, *movti_mips16): New insns.
7080 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
7081 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
7082 (mthi<GPR:mode>_<HILO:mode>): Likewise.
7083 * config/mips/predicates.md (fpr_operand): Delete.
7084 (d_operand): New predicate.
7086 2008-06-09 Michael Meissner <michael.meissner@amd.com>
7088 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
7089 failure on some Bourne shells.
7090 (x86_64-*-*): Ditto.
7092 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
7094 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
7096 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
7098 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
7099 (sparc-sun-solaris2*): Likewise.
7101 2008-06-09 Arnaud Charlet <charlet@adacore.com
7103 * doc/install.texi: Update requirements to build the Ada compiler.
7105 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
7107 * df-scan.c (struct df_scan_problem_data): Remove the
7108 mw_link_pool alloc pool.
7109 (df_scan_free_internal): Don't free it.
7110 (df_scan_alloc): Don't allocate it.
7111 * df.h (struct df_link): Update comment.
7113 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
7115 * except.h: Correct checks for when SJLJ exceptions must be used.
7117 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7119 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
7122 2008-06-08 Joseph Myers <joseph@codesourcery.com>
7124 PR tree-optimization/36218
7125 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
7126 configure for the build system.
7127 (BUILD_LDFLAGS): Define.
7128 * configure: Regenerate.
7129 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
7131 2008-07-08 Anatoly Sokolov <aesok@post.ru>
7134 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
7135 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
7136 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
7138 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
7140 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
7142 2008-06-07 Joseph Myers <joseph@codesourcery.com>
7144 * config.gcc (Obsolete configurations): Remove list of
7146 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
7147 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
7148 targets matched by those patterns.
7149 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
7150 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
7151 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
7152 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
7153 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
7154 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
7155 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
7156 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
7157 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
7158 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
7159 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
7160 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
7161 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
7162 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
7163 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
7164 Make code for Solaris 7 and greater unconditional for Solaris.
7165 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
7166 Remove --with-* handling.
7167 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
7168 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
7169 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
7170 LINK_OS_WINDISS_SPEC): Remove.
7171 * config/rs6000/sysv4.opt (mwindiss): Remove.
7172 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
7173 * configure: Regenerate.
7174 * doc/cpp.texi: Don't mention BeOS.
7175 * doc/extend.texi (interrupt): Don't mention MS1.
7176 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
7177 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
7178 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
7179 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
7180 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
7182 * doc/invoke.texi (MT Options): Remove.
7183 (-mwindiss): Remove.
7184 (CRIS Options): Remove cris-axis-aout references.
7185 (HPPA Options): Don't mention hppa1.1-*-pro.
7186 * doc/md.texi: (MorphoTech family): Remove.
7187 * libgcc2.c: Don't handle UWIN.
7188 * config/alpha/t-unicosmk: Remove.
7189 * config/alpha/unicosmk.h: Remove.
7190 * config/arm/kaos-arm.h: Remove.
7191 * config/arm/kaos-strongarm.h: Remove.
7192 * config/arm/strongarm-coff.h: Remove.
7193 * config/arm/strongarm-elf.h: Remove.
7194 * config/arm/strongarm-pe.h: Remove.
7195 * config/arm/t-strongarm-pe: Remove.
7196 * config/arm/t-xscale-coff: Remove.
7197 * config/arm/t-xscale-elf: Remove.
7198 * config/arm/xscale-coff.h: Remove.
7199 * config/arm/xscale-elf.h: Remove.
7200 * config/chorus.h: Remove.
7201 * config/cris/aout.h: Remove.
7202 * config/cris/aout.opt: Remove.
7203 * config/cris/t-aout: Remove.
7204 * config/i386/beos-elf.h: Remove.
7205 * config/i386/kaos-i386.h: Remove.
7206 * config/i386/ptx4-i.h: Remove.
7207 * config/i386/sco5.h: Remove.
7208 * config/i386/sco5.opt: Remove.
7209 * config/i386/sysv4-cpp.h: Remove.
7210 * config/i386/sysv5.h: Remove.
7211 * config/i386/t-beos: Remove.
7212 * config/i386/t-sco5: Remove.
7213 * config/i386/t-uwin: Remove.
7214 * config/i386/uwin.asm: Remove.
7215 * config/i386/uwin.h: Remove.
7216 * config/kaos.h: Remove.
7217 * config/mips/windiss.h: Remove.
7218 * config/mt: Remove directory.
7219 * config/pa/pa-osf.h: Remove.
7220 * config/pa/pa-pro-end.h: Remove.
7221 * config/pa/t-pro: Remove.
7222 * config/ptx4.h: Remove.
7223 * config/rs6000/beos.h: Remove.
7224 * config/rs6000/kaos-ppc.h: Remove.
7225 * config/rs6000/t-beos: Remove.
7226 * config/rs6000/windiss.h: Remove.
7227 * config/sh/kaos-sh.h: Remove.
7228 * config/sol2-6.h: Remove.
7229 * config/sparc/sol26-sld.h: Remove.
7230 * config/sparc/sysv4-only.h: Remove.
7231 * config/vax/bsd.h: Remove.
7232 * config/vax/t-memfuncs: Remove.
7233 * config/vax/ultrix.h: Remove.
7234 * config/vax/vaxv.h: Remove.
7235 * config/windiss.h: Remove.
7237 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7239 PR rtl-optimization/36438
7240 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
7241 for vector shifts with constant scalar shift operands.
7243 2008-06-06 Sandip Matte <sandip@rmicorp.com>
7245 * doc/invoke.texi: Document -march=xlr.
7246 * config/mips/xlr.md: New file.
7247 * config/mips/mips.md: Include it.
7249 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
7250 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
7251 (mips_rtx_cost_data): Likewise.
7253 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
7255 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
7256 PRE_INC and PRE_DEC cases.
7258 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7260 PR rtl-optimization/36419
7261 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
7262 the emitting jump insn.
7265 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
7266 is not bool, boolify the whole *expr_p and convert to the desired type.
7268 2008-06-06 Jakub Jelinek <jakub@redhat.com>
7270 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
7271 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
7272 Add omp_private_outer_ref hook, add another argument to
7273 omp_clause_default_ctor hook.
7274 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
7275 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
7276 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
7277 hook_tree_tree_tree_tree_null.
7278 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
7279 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
7280 * hooks.c (hook_tree_tree_tree_tree_null): New function.
7281 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
7282 * tree.def (OMP_TASK): New tree code.
7283 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
7284 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
7285 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
7286 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
7287 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
7288 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
7289 OMP_CLAUSE_COLLAPSE_EXPR): Define.
7290 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7291 (OMP_DIRECTIVE_P): Add OMP_TASK.
7292 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
7293 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
7294 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
7295 and OMP_CLAUSE_UNTIED entries.
7296 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
7298 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7299 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
7300 * tree-pretty-print.c (dump_omp_clause): Handle
7301 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
7302 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
7303 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
7304 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
7305 warning about unsigned iterators. Change decl/init/cond/incr
7306 arguments to TREE_VECs, check arguments for all collapsed loops.
7307 (c_finish_omp_taskwait): New function.
7308 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
7310 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
7311 default_function_array_conversion on init. Add par_clauses argument.
7312 If decl is present in parallel's lastprivate clause, change it to
7313 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
7314 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
7315 collapse count in clauses.
7316 (c_parser_omp_for, c_parser_omp_parallel): Adjust
7317 c_parser_omp_for_loop callers.
7318 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
7319 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
7320 (c_parser_omp_clause_name): Handle collapse and untied clauses.
7321 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
7323 (c_parser_omp_clause_schedule): Handle schedule(auto).
7324 Include correct location in the error message.
7325 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
7326 and PRAGMA_OMP_CLAUSE_UNTIED.
7327 (OMP_TASK_CLAUSE_MASK): Define.
7328 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
7329 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
7330 * tree-nested.c (convert_nonlocal_omp_clauses,
7331 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
7332 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
7333 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7334 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
7336 (conver_nonlocal_reference, convert_local_reference,
7337 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
7338 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
7339 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
7340 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
7341 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
7342 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
7343 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
7344 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
7345 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7347 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
7348 * c-common.h (c_finish_omp_taskwait): New prototype.
7349 * gimple-low.c (lower_stmt): Handle OMP_TASK.
7350 * tree-parloops.c (create_parallel_loop): Create 1 entry
7351 vectors for OMP_FOR_{INIT,COND,INCR}.
7352 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
7353 (make_edges): Handle OMP_TASK.
7354 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
7355 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7356 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
7357 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
7358 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
7359 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7360 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
7361 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
7362 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
7363 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
7364 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
7365 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
7366 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
7367 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
7368 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
7369 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
7370 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
7371 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
7372 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
7373 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
7374 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
7375 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
7376 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
7377 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
7378 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
7379 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
7380 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
7381 original iterator is present in lastprivate clause or if
7382 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
7383 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7384 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
7385 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
7386 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
7387 if it is set, lookup var in outer contexts too. Handle
7388 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
7389 to be implicitly determined firstprivate for task regions.
7390 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
7391 if it is set, lookup var in outer contexts too. Set
7392 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
7393 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
7394 OMP_CLAUSE_UNTIED. Take region_type as last argument
7395 instead of in_parallel and in_combined_parallel.
7396 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
7398 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
7399 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
7400 (new_omp_context): Set default_kind to
7401 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
7402 (omp_region_type): New enum.
7403 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
7404 fields, add region_type.
7405 (new_omp_context): Take region_type as argument instead of is_parallel
7406 and is_combined_parallel.
7407 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
7408 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
7409 ctx->is_combined_parallel checks.
7410 (gimplify_omp_task): New function.
7411 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
7413 * omp-low.c (extract_omp_for_data): Use schedule(static)
7414 for schedule(auto). Handle pointer and unsigned iterators.
7415 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
7416 Add loops argument. Extract data for collapsed OMP_FOR loops.
7417 (expand_parallel_call): Assert sched_kind isn't auto,
7418 map runtime schedule to index 3.
7419 (struct omp_for_data_loop): New type.
7420 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
7421 Add loop, loops, collapse and iter_type fields.
7422 (workshare_safe_to_combine_p): Disallow combined for if
7423 iter_type is unsigned long long. Don't combine collapse > 1 loops
7424 unless all bounds and steps are constant. Adjust extract_omp_for_data
7426 (expand_omp_for_generic): Handle pointer, unsigned and long long
7427 iterators. Handle collapsed OMP_FOR loops. Adjust
7428 for struct omp_for_data changes. If libgomp function doesn't return
7429 boolean_type_node, add comparison of the return value with 0.
7430 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
7431 pointer, unsigned and long long iterators. Adjust for struct
7432 omp_for_data changes.
7433 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
7434 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
7435 unsigned long long. Allocate loops array, pass it to
7436 extract_omp_for_data. For collapse > 1 loops use always
7437 expand_omp_for_generic.
7438 (omp_context): Add sfield_map and srecord_type fields.
7439 (is_task_ctx, lookup_sfield): New functions.
7440 (use_pointer_for_field): Use is_task_ctx helper. Change first
7441 argument's type from const_tree to tree. Clarify comment.
7442 In OMP_TASK disallow copy-in/out sharing.
7443 (build_sender_ref): Call lookup_sfield instead of lookup_field.
7444 (install_var_field): Add mask argument. Populate both record_type
7445 and srecord_type if needed.
7446 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
7448 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
7449 and DECL_FIELD_OFFSET.
7450 (scan_sharing_clauses): Adjust install_var_field callers. For
7451 firstprivate clauses on explicit tasks allocate the var by value in
7452 record_type unconditionally, rather than by reference.
7453 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
7454 Use is_taskreg_ctx instead of is_parallel_ctx.
7455 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
7456 (create_omp_child_function_name): Add task_copy argument, use
7457 *_omp_cpyfn* names if it is true.
7458 (create_omp_child_function): Add task_copy argument, if true create
7459 *_omp_cpyfn* helper function.
7460 (scan_omp_parallel): Adjust create_omp_child_function callers.
7461 Rename parallel_nesting_level to taskreg_nesting_level.
7462 (scan_omp_task): New function.
7463 (lower_rec_input_clauses): Don't run constructors for firstprivate
7464 explicit task vars which are initialized by *_omp_cpyfn*.
7465 Pass outer var ref to omp_clause_default_ctor hook if
7466 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
7467 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
7468 OMP_CLAUSE_REDUCTION_INIT.
7469 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
7470 avoid duplicate setting of fields. Handle
7471 OMP_CLAUSE_PRIVATE_OUTER_REF.
7472 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
7473 copy-out if TREE_READONLY, only copy-in.
7474 (expand_task_copyfn): New function.
7475 (expand_task_call): New function.
7476 (struct omp_taskcopy_context): New type.
7477 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
7479 (lower_omp_parallel): Rename to...
7480 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7481 Call create_task_copyfn if srecord_type is needed. Adjust
7483 (task_shared_vars): New variable.
7484 (check_omp_nesting_restrictions): Warn if work-sharing,
7485 barrier, master or ordered region is closely nested inside OMP_TASK.
7486 Add warnings for barrier if closely nested inside of work-sharing,
7487 ordered, or master region.
7488 (scan_omp_1): Call check_omp_nesting_restrictions even for
7489 GOMP_barrier calls. Rename parallel_nesting_level to
7490 taskreg_nesting_level. Handle OMP_TASK.
7491 (lower_lastprivate_clauses): Even if some lastprivate is found on a
7492 work-sharing construct, continue looking for them on parent parallel
7494 (lower_omp_for_lastprivate): Add lastprivate clauses
7495 to the beginning of dlist rather than end. Adjust for struct
7496 omp_for_data changes.
7497 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
7498 not after it. Handle collapsed OMP_FOR loops, adjust for
7499 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
7500 (get_ws_args_for): Adjust extract_omp_for_data caller.
7501 (scan_omp_for): Handle collapsed OMP_FOR
7502 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
7503 (lower_omp_single_simple): If libgomp function doesn't return
7504 boolean_type_node, add comparison of the return value with 0.
7505 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
7506 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
7507 (parallel_nesting_level): Rename to...
7508 (taskreg_nesting_level): ... this.
7509 (is_taskreg_ctx): New function.
7510 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
7512 (execute_lower_omp): Rename parallel_nesting_level to
7513 taskreg_nesting_level.
7514 (expand_omp_parallel): Rename to...
7515 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
7516 Call omp_task_call for OMP_TASK regions.
7517 (expand_omp): Adjust caller, handle OMP_TASK.
7518 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
7520 * bitmap.c (bitmap_default_obstack_depth): New variable.
7521 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
7522 if argument is NULL and bitmap_default_obstack is already initialized.
7523 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
7525 * matrix-reorg.c (matrix_reorg): Likewise.
7527 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
7529 * config/i386/i386.md (*indirect_jump): Macroize using P
7530 mode iterator. Remove !TARGET_64BIT from insn constraints.
7531 (*tablejump_1): Ditto.
7532 (*indirect_jump_rex64): Remove insn pattern.
7533 (*tablejump_1_rex64): Ditto.
7534 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
7535 and eh_return_si insn patterns.
7537 2008-06-06 Richard Guenther <rguenther@suse.de>
7539 * tree-ssa-structalias.c (merge_smts_into): Remove.
7540 (find_what_p_points_to): Do not bother to compute the
7541 points-to set for pt_anything pointers.
7542 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
7543 for pt_anything pointers is ok.
7545 2008-06-06 Jan Hubicka <jh@suse.cz>
7547 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
7549 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7551 * cgraph.c: Fix typos in comments.
7552 (cgraph_availability_names): Fix string typo.
7553 * fold-const.c: Fix typos in comments.
7554 (fold_binary): Fix typo in warning.
7555 * genautomata.c: Fix typos in comments.
7556 (check_presence_pattern_sets): Fix typo in local variable.
7557 (output_description): Fix typo in output.
7558 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
7559 * hwint.h: Likewise.
7560 * matrix-reorg.c (check_allocation_function): Likewise.
7561 * omega.c (smooth_weird_equations): Likewise.
7562 * auto-inc-dec.c: Fix typos in comments.
7563 * bb-reorder.c: Likewise.
7564 * builtins.c: Likewise.
7565 * c-common.c: Likewise.
7566 * c-cppbuiltin.c: Likewise.
7567 * c-parser.c: Likewise.
7568 * c-pretty-print.c: Likewise.
7569 * cfgcleanup.c: Likewise.
7570 * cfgexpand.c: Likewise.
7571 * cfghooks.c: Likewise.
7572 * cfglayout.c: Likewise.
7573 * cfgloopmanip.c: Likewise.
7574 * cgraphunit.c: Likewise.
7575 * coverage.c: Likewise.
7576 * dbxout.c: Likewise.
7577 * df-byte-scan.c: Likewise.
7578 * df-core.c: Likewise.
7579 * df-problems.c: Likewise.
7580 * df-scan.c: Likewise.
7582 * dominance.c: Likewise.
7583 * domwalk.c: Likewise.
7585 * dwarf2out.c: Likewise.
7586 * emit-rtl.c: Likewise.
7587 * et-forest.c: Likewise.
7588 * function.c: Likewise.
7589 * function.h: Likewise.
7591 * gcov-io.c: Likewise.
7594 * genattrtab.c: Likewise.
7595 * ggc-page.c: Likewise.
7596 * gimplify.c: Likewise.
7597 * gthr-lynx.h: Likewise.
7598 * haifa-sched.c: Likewise.
7599 * ipa-cp.c: Likewise.
7600 * ipa-inline.c: Likewise.
7601 * ipa-prop.h: Likewise.
7602 * ipa-pure-const.c: Likewise.
7603 * ipa-struct-reorg.c: Likewise.
7604 * ipa-struct-reorg.h: Likewise.
7605 * ipa-type-escape.c: Likewise.
7607 * loop-doloop.c: Likewise.
7608 * mips-tfile.c: Likewise.
7609 * mkmap-flat.awk: Likewise.
7610 * mkmap-symver.awk: Likewise.
7611 * modulo-sched.c: Likewise.
7612 * omp-low.c: Likewise.
7613 * optabs.c: Likewise.
7614 * optabs.h: Likewise.
7616 * passes.c: Likewise.
7617 * postreload-gcse.c: Likewise.
7618 * postreload.c: Likewise.
7619 * predict.c: Likewise.
7620 * pretty-print.h: Likewise.
7621 * profile.c: Likewise.
7622 * protoize.c: Likewise.
7623 * ra-conflict.c: Likewise.
7625 * recog.c: Likewise.
7626 * regclass.c: Likewise.
7628 * reload.c: Likewise.
7629 * rtl-error.c: Likewise.
7630 * rtlanal.c: Likewise.
7632 * sched-rgn.c: Likewise.
7635 * target.h: Likewise.
7636 * tree-dfa.c: Likewise.
7637 * tree-eh.c: Likewise.
7638 * tree-flow-inline.h: Likewise.
7639 * tree-inline.c: Likewise.
7640 * tree-into-ssa.c: Likewise.
7641 * tree-loop-distribution.c: Likewise.
7642 * tree-nested.c: Likewise.
7643 * tree-parloops.c: Likewise.
7644 * tree-pass.h: Likewise.
7645 * tree-pretty-print.c: Likewise.
7646 * tree-profile.c: Likewise.
7647 * tree-scalar-evolution.c: Likewise.
7648 * tree-sra.c: Likewise.
7649 * tree-ssa-alias-warnings.c: Likewise.
7650 * tree-ssa-ccp.c: Likewise.
7651 * tree-ssa-coalesce.c: Likewise.
7652 * tree-ssa-dom.c: Likewise.
7653 * tree-ssa-dse.c: Likewise.
7654 * tree-ssa-forwprop.c: Likewise.
7655 * tree-ssa-live.c: Likewise.
7656 * tree-ssa-live.h: Likewise.
7657 * tree-ssa-loop-im.c: Likewise.
7658 * tree-ssa-loop-ivopts.c: Likewise.
7659 * tree-ssa-loop-niter.c: Likewise.
7660 * tree-ssa-loop-prefetch.c: Likewise.
7661 * tree-ssa-phiopt.c: Likewise.
7662 * tree-ssa-phiprop.c: Likewise.
7663 * tree-ssa-sccvn.c: Likewise.
7664 * tree-ssa-ter.c: Likewise.
7665 * tree-ssa-threadupdate.c: Likewise.
7666 * tree-ssa.c: Likewise.
7667 * tree-vect-analyze.c: Likewise.
7668 * tree-vect-transform.c: Likewise.
7669 * tree-vectorizer.c: Likewise.
7670 * tree-vn.c: Likewise.
7671 * tree-vrp.c: Likewise.
7673 * tree.def: Likewise.
7675 * unwind-dw2-fde.c: Likewise.
7676 * unwind.inc: Likewise.
7677 * value-prof.c: Likewise.
7678 * vmsdbgout.c: Likewise.
7680 2008-06-05 David Edelsohn <edelsohn@gnu.org>
7682 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
7683 always place FP constants in the TOC for TARGET_POWERPC64.
7684 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
7686 2008-06-05 Joseph Myers <joseph@codesourcery.com>
7688 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
7689 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
7690 enable for TARGET_E500_DOUBLE.
7691 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
7692 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
7693 floating-point modes like integer modes for E500 double.
7694 (rs6000_legitimate_offset_address_p): Likewise.
7695 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
7696 addressing for DDmode for E500 double.
7697 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
7698 modes as using 64-bits of registers for E500 double.
7699 (spe_build_register_parallel): Do not handle DDmode or TDmode.
7700 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
7701 specially for E500 double.
7702 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
7703 TDmode for E500 double.
7704 (rs6000_gimplify_va_arg): Only handle SDmode in registers
7705 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
7706 (rs6000_split_multireg_move): Do not handle TDmode specially for
7708 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
7709 using 64-bit registers for E500 double.
7710 (emit_frame_save): Do not handle DDmode specially for E500 double.
7711 (gen_frame_mem_offset): Likewise.
7712 (rs6000_function_value): Do not call spe_build_register_parallel
7713 for DDmode or TDmode.
7714 (rs6000_libcall_value): Likewise.
7715 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
7716 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
7719 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
7721 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
7724 2008-06-04 Junjie Gu <jgu@tensilica.com>
7726 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
7727 comparison for frame pointers.
7729 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7732 * config/avr/avr.h (PUSH_ROUNDING): Remove.
7734 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
7737 * builtins.c (expand_builtin_signbit): Don't take lowpart when
7738 register is already smaller or equal to required mode.
7740 2008-06-04 Xinliang David Li <davidxl@google.com>
7742 * tree-call-cdce.c: New file.
7743 (cond_dead_built_in_calls): New static variable.
7744 (input_domain): New struct.
7745 (check_pow): New function.
7746 (check_builtin_call): Ditto.
7747 (check_target_format): Ditto.
7748 (is_call_dce_candidate): Ditto.
7749 (gen_one_condition): Ditto.
7750 (gen_conditions_for_domain): Ditto.
7751 (get_domain): Ditto.
7752 (gen_conditions_for_pow_cst_base): Ditto.
7753 (gen_conditions_for_pow_int_base): Ditto.
7754 (gen_conditions_for_pow): Ditto.
7755 (get_no_error_domain): Ditto.
7756 (gen_shrink_wrap_conditions): Ditto.
7757 (shrink_wrap_one_built_in_call): Ditto.
7758 (shink_wrap_conditional_dead_built_in_calls): Ditto.
7759 (tree_call_cdce): Ditto.
7760 (gate_call_cdce): Ditto.
7761 (pass_call_cdce): New gimple pass.
7762 * passes.c: (init_optimization_passes): New pass.
7763 * tree-pass.h: New pass declaration.
7764 * opts.c (decode_options): New flag setting.
7765 * common.opt: Add -ftree-builtin-call-dce flag.
7766 * Makefile.in: Add new source file.
7767 * tempvar.def: New tv_id.
7768 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
7770 2008-06-04 Richard Guenther <rguenther@suse.de>
7772 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
7773 (is_call_clobbered): Always check var_ann->call_clobbered.
7774 (mark_call_clobbered): Always set var_ann->call_clobbered.
7775 (clear_call_clobbered): Always clear var_ann->call_clobbered.
7776 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
7777 (reset_alias_info): Clear call clobbering info on MTAGs and
7779 (set_pt_anything): Set pt_global_mem.
7780 (create_tag_raw): Adjust comment.
7781 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
7783 2008-06-04 Joseph Myers <joseph@codesourcery.com>
7784 Maxim Kuvyrkov <maxim@codesourcery.com>
7786 * config/m68k/m68k.opt (mxgot): New option.
7787 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
7788 (m68k_output_addr_const_extra): New.
7789 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
7790 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
7791 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
7792 * doc/invoke.texi (M680x0 Options): Document -mxgot.
7794 2008-06-04 Richard Guenther <rguenther@suse.de>
7796 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
7797 negative or non-representable offsets.
7799 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
7801 * config/i386/i386.c (ix86_gen_leave): New.
7802 (ix86_gen_pop1): Likewise.
7803 (ix86_gen_add3): Likewise.
7804 (ix86_gen_sub3): Likewise.
7805 (ix86_gen_sub3_carry): Likewise.
7806 (ix86_gen_one_cmpl2): Likewise.
7807 (ix86_gen_monitor): Likewise.
7808 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
7809 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
7810 ix86_gen_one_cmpl2 and ix86_gen_monitor.
7811 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
7812 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
7813 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
7814 (ix86_expand_epilogue): Updated.
7815 (print_operand): Handle integer register operand for 'z'.
7816 (ix86_expand_strlensi_unroll_1): Likewise.
7817 (ix86_expand_strlen): Likewise.
7818 (ix86_expand_builtin): Likewise.
7819 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
7820 mov{q}/mov{l} and add{q}/add{l}.
7822 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7824 * config/i386/i386.md (P): New mode iterator.
7825 (SFmode push_operand splitter): Macroize DImode and SImode pushes
7826 using P mode iterator.
7827 (DFmode push_operand splitter): Ditto.
7828 (XFmode push_operand splitter): Ditto.
7829 (DFmode float_extend SFmode push_operand splitter): Ditto.
7830 (XFmode float_extend SFmode push_operand splitter): Do not generate
7831 SImode pushes for 64bit target. Macroize Dimode and SImode
7832 pushes using P mode iterator.
7833 (XFmode float_extend DFmode push_operand splitter): Ditto.
7835 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7837 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
7838 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
7839 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
7841 (ix86_call_abi_override): Remove check for call_used_regs.
7843 2008-06-03 Richard Guenther <rguenther@suse.de>
7845 * tree-ssa-structalias.c (find_func_aliases): Add constraints
7846 for the lhs of calls if the return type contains pointers.
7848 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
7850 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
7851 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
7852 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
7853 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
7854 of cfun and DEFAULT_ABI to deceide abi mode.
7856 (REG_PARM_STACK_SPACE): Removed.
7857 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
7858 (STACK_BOUNDARY): Use default target to deceide stack boundary.
7859 * config/i386/i386-protos.h (ix86_cfun_abi): New.
7860 (ix86_function_abi): Likewise.
7861 (ix86_function_type_abi): Likewise.
7862 (ix86_call_abi_override): Likewise.
7863 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
7864 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
7865 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
7866 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
7868 (X86_64_REGPARM_MAX): New.
7869 (X86_64_SSE_REGPARM_MAX): New.
7870 (X64_REGPARM_MAX): New.
7871 (X64_SSE_REGPARM_MAX): New.
7872 (X86_32_REGPARM_MAX): New.
7873 (X86_32_SSE_REGPARM_MAX): New.
7874 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
7875 (ix86_function_regparm): Handle user calling abi.
7876 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
7877 by DEFAULT_ABI versus SYSV_ABI check.
7878 (ix86_reg_parm_stack_space): New.
7879 (ix86_function_type_abi): New.
7880 (ix86_call_abi_override): New.
7881 (ix86_function_abi): New.
7882 (ix86_cfun_abi): New.
7883 (init_cumulative_args): Call abi specific initialization.
7884 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
7885 (function_arg_64): Extend SSE_REGPARM_MAX check.
7886 (function_arg (): Remove TARGET_64BIT_MS_ABI.
7887 (ix86_pass_by_reference): Likewise.
7888 (ix86_function_value_regno_p): Likewise.
7889 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
7890 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
7891 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
7892 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
7893 (setup_incoming_varargs_64): Adjust regparm for call abi.
7894 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
7895 (ix86_va_start): Likewise.
7896 (ix86_gimplify_va_arg): Likewise.
7897 (ix86_expand_prologue): Likewise.
7898 (output_pic_addr_const): Likewise.
7899 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
7900 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
7901 (x86_output_mi_thunk): Likewise.
7902 (x86_function_profiler): Likewise.
7903 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
7904 (SYSV_ABI, MS_ABI): New constants.
7906 (init_regs): Add prototype of function in regclass.c file.
7907 (OVERRIDE_ABI_FORMAT): New.
7908 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
7909 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
7910 (OUTGOING_REG_PARM_STACK_SPACE): New.
7911 (ix86_reg_parm_stack_space): New prototype.
7912 (CUMULATIVE_ARGS): Add call_abi member.
7913 (machine_function): Add call_abi member.
7914 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
7915 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
7917 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
7920 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
7921 (avr_builtin_setjmp_frame_value): New function.
7922 * config/avr/avr.md (nonlocal_goto_receiver): Define.
7923 (nonlocal_goto): Define.
7925 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
7927 * config/mips/mips.c (mips_emit_loadgp): Return early if
7928 there is nothing do to, otherwise emit a blockage if
7929 !TARGET_EXPLICIT_RELOCS || crtl->profile.
7930 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
7932 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7934 * configure.ac: Drop unneeded backslash ending up in config.in.
7935 * acinclude.m4: Likewise.
7936 * config.in: Regenerate.
7938 2008-05-26 Jan Hubicka <jh@suse.cz>
7940 * predict.c (maybe_hot_frequency_p): Break out of...
7941 (maybe_hot_bb_p): ... here.
7942 (maybe_hot_edge_p): New.
7943 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
7944 * basic-block.h (maybe_hot_edge_p): Declare.
7946 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
7948 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
7949 (*cmpfp_<mode>_cc): Ditto.
7950 (*fp_jcc_8<mode>_387): Ditto.
7951 (*fop_<MODEF:mode>_2_i387): Ditto.
7952 (*fop_<MODEF:mode>_3_i387): Ditto.
7953 (*fop_xf_2_i387): Ditto.
7954 (*fop_xf_3_i387): Ditto.
7956 2008-06-02 Tomas Bily <tbily@suse.cz>
7958 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
7960 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7962 * config/mips/mips.c (mips_valid_offset_p): New function.
7963 (mips_valid_lo_sum_p): Likewise.
7964 (mips_classify_address): Use them.
7965 (mips_force_address): New function.
7966 (mips_legitimize_address): Use it.
7967 * config/mips/mips.md (MOVE128): New mode iterator.
7968 (movtf): Require TARGET_64BIT. Remove empty strings.
7969 (*movtf_internal): Rename to...
7970 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
7971 of "R" and use {,fp}{load,store} attributes instead of "multi".
7972 Use a separate define_split.
7973 (*movtf_mips16): New pattern.
7975 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7977 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
7978 * config/mips/mips.c (mips_expand_before_return): New function.
7979 (mips_expand_epilogue): Call it.
7980 * config/mips/mips.md (return): Turn into a define_expand.
7981 (*return): New insn.
7983 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
7985 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
7986 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
7987 functions. Do not emit uses and clobbers of CONCATs; individually
7988 use and clobber their operands.
7989 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
7990 gen_clobber, emit_use and gen_use.
7991 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
7992 (expand_builtin_return): Likewise.
7993 * cfgbuild.c (count_basic_blocks): Likewise.
7994 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
7995 * explow.c (emit_stack_restore): Likewise.
7996 * expmed.c (extract_bit_field_1): Likewise.
7997 * expr.c (convert_move, emit_move_complex_parts): Likewise.
7998 (emit_move_multi_word, store_constructor): Likewise.
7999 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
8000 (thread_prologue_and_epilogue_insns): Likewise.
8001 * lower-subreg.c (resolve_simple_move): Likewise.
8002 * optabs.c (widen_operand, expand_binop): Likewise.
8003 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
8004 * reload.c (find_reloads): Likewise.
8005 * reload1.c (eliminate_regs_in_insn): Likewise.
8006 * stmt.c (expand_nl_goto_receiver): Likewise.
8007 * config/alpha/alpha.md (builtin_longjmp): Likewise.
8008 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
8009 * config/arm/arm.c (arm_load_pic_register): Likewise.
8010 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
8011 * config/arm/arm.md (untyped_return): Likewise.
8012 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
8013 * config/avr/avr.c (expand_prologue): Likewise.
8014 * config/bfin/bfin.c (do_unlink): Likewise.
8015 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
8016 * config/cris/cris.c (cris_expand_prologue): Likewise.
8017 * config/darwin.c (machopic_indirect_data_reference): Likewise.
8018 (machopic_legitimize_pic_address): Likewise.
8019 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
8020 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
8021 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
8022 (ix86_expand_convert_uns_didf_sse): Likewise.
8023 (ix86_expand_vector_init_general): Likewise.
8024 * config/ia64/ia64.md (eh_epilogue): Likewise.
8025 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
8026 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
8027 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
8028 (config/iq2000/iq2000.c): Likewise.
8029 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
8030 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
8031 (builtin_longjmp): Likewise.
8032 * config/mn10300/mn10300.md (call, call_value): Likewise.
8033 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
8034 * config/pdp11/pdp11.md (abshi2): Likewise.
8035 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
8036 * config/s390/s390.c (s390_emit_prologue): Likewise.
8037 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
8038 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
8039 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
8040 * config/sh/sh.c (prepare_move_operands): Likewise.
8041 (output_stack_adjust, sh_expand_epilogue): Likewise.
8042 (sh_set_return_address, sh_expand_t_scc): Likewise.
8043 * config/sparc/sparc.c (load_pic_register): Likewise.
8044 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
8045 * config/spu/spu.c (spu_expand_epilogue): Likewise.
8046 * config/v850/v850.c (expand_epilogue): Likewise.
8048 2008-05-31 Anatoly Sokolov <aesok@post.ru>
8050 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
8051 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
8052 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
8053 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
8054 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
8055 stack pointer register.
8056 (output_movhi): Remove code for interrupt specific writing to the
8057 stack pointer register.
8059 2008-05-31 Richard Guenther <rguenther@suse.de>
8061 PR tree-optimization/34244
8062 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
8063 (tree_expr_nonzero_warnv_p): Likewise.
8064 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
8065 ssa_name_nonnegative_p.
8066 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
8067 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
8068 not tree_expr_nonzero_warnv_p.
8070 PR tree-optimization/36262
8072 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
8074 PR tree-optimization/34244
8075 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
8076 (record_numbers_of_iterations): New function.
8077 (execute_vrp): Cache the numbers of iterations of loops.
8078 * tree-scalar-evolution.c (scev_reset_except_niters):
8080 (scev_reset): Use scev_reset_except_niters.
8081 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
8083 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
8085 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
8086 __WORKAROUND_RETS when appropriate.
8088 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
8090 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
8091 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
8093 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
8094 *fop_df_comm_sse insn patterns using MODEF mode iterator.
8095 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
8096 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
8097 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
8098 *fop_df_1_mixed insn patterns using MODEF mode iterator.
8099 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
8100 *fop_df_1_sse insn patterns using MODEF mode iterator.
8101 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
8102 *fop_df_1_i387 insn patterns using MODEF mode iterator.
8103 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
8104 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
8105 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
8106 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
8107 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
8108 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
8109 (*fop_xf_4_i387): Use <MODE> for mode attribute.
8110 (*fop_xf_5_i387): Ditto.
8111 (*fop_xf_6_i387): Ditto.
8113 2008-05-30 Richard Guenther <rguenther@suse.de>
8115 * builtins.c (build_string_literal): Avoid generating
8116 a non-gimple_val result.
8118 2008-05-30 DJ Delorie <dj@redhat.com>
8120 * exec-tool.in: Use an environment variable (private) instead of a
8121 file (shared) as a semaphore, so as to not break parallel builds.
8123 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8125 * optabs.c (maybe_encapsulate_block): Remove.
8126 (emit_libcall_block): Adjust accordingly.
8127 * optabs.h (maybe_encapsulate_block): Remove prototype.
8129 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
8130 Don't use maybe_encapsulate_block.
8132 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
8134 * config/rs6000/rs6000.c (rs6000_legitimize_address,
8135 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
8136 rtx is a SYMBOL_REF before calling get_pool_constant.
8138 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
8140 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
8142 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
8144 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
8145 rather than OS names to choose INO_T_EQ definition.
8146 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
8147 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
8149 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
8152 * config/darwin-f.c: New.
8153 * config/t-darwin: Added rule to build darwin-f.o.
8154 * config.gcc: Defined new variable, fortran_target_objs.
8155 (*-*-darwin*): Set fortran_target_objs.
8156 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
8157 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
8158 * configure: Regenerated.
8160 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
8163 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
8164 canonical type if needed.
8166 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
8168 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
8170 2008-05-29 Richard Guenther <rguenther@suse.de>
8172 PR tree-optimization/36343
8173 PR tree-optimization/36346
8174 PR tree-optimization/36347
8175 * tree-flow.h (clobber_what_p_points_to): Declare.
8176 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
8177 pointed-to variable is dereferenced is irrelevant to whether
8178 the pointer can access the pointed-to variable.
8179 (clobber_what_p_points_to): New function.
8180 * tree-ssa-alias.c (set_initial_properties): Use it.
8181 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
8182 call clobber check for NMTs.
8184 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8186 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
8187 for printing gcov_type.
8189 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8191 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
8192 and the eh region information.
8193 * value-prof.c (gimple_move_stmt_histograms): New function.
8194 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
8196 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
8198 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
8200 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
8202 * value-prof.c (tree_ic_transform): Print counts.
8203 * tree-profile.c (tree_gen_ic_func_profiler):
8204 Clear __gcov_indreict_call_callee variable to avoid misattribution
8207 2008-05-28 Rafael Espindola <espindola@google.com>
8209 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
8212 2008-05-28 Richard Guenther <rguenther@suse.de>
8214 PR tree-optimization/36339
8215 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
8216 and clobbering code out of the loop.
8218 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8220 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
8223 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
8224 s390_contiguous_bitmask_p, s390_symref_operand_p,
8225 s390_check_symref_alignment, s390_reload_larl_operand,
8226 s390_reload_symref_address): New functions.
8227 (s390_branch_condition_mnemonic): Support compare and branch
8229 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
8230 and 'W' constraints.
8231 (s390_secondary_reload): Add secondary reloads for unaligned
8232 symbol refs or symbol refs to floating point or QI/TI mode
8234 (legitimate_address_p): Accept symbol references as addresses.
8235 (s390_expand_insv): Use rotate and insert selected bits
8236 instruction for insv when building for z10.
8237 (print_operand_address): Handle symbol ref addresses.
8238 (print_operand): Output modifier 'c' added for signed byte values.
8239 (s390_encode_section_info): Mark symbol refs with
8240 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
8242 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
8243 (length attribute): RRF, RRR have 4 byte length.
8244 (FPALL, INTALL): New mode iterators added.
8245 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
8246 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
8247 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
8248 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
8249 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
8250 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
8251 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
8252 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
8254 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
8255 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
8256 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
8257 reload<INTALL:mode><P:mode>_toreg_z10,
8258 reload<FPALL:mode><P:mode>_tomem_z10,
8259 reload<FPALL:mode><P:mode>_toreg_z10,
8260 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
8261 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
8262 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
8263 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
8265 (movmem, clrmem, cmpmem): New splitters added.
8267 * config/s390/predicates.md (larl_operand): Use
8268 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
8269 SYMBOL_REF_ALIGN1_P.
8270 (s390_signed_integer_comparison,
8271 s390_unsigned_integer_comparison): New predicates.
8273 * config/s390/s390-protos.h (s390_check_symref_alignment,
8274 s390_contiguous_bitmask_p, s390_reload_larl_operand,
8275 s390_reload_symref_address,
8276 s390_compare_and_branch_condition_mask): Prototypes added.
8278 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
8279 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
8280 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
8282 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
8284 * config/s390/s390.c (z10_cost): New cost function for z10.
8285 (s390_handle_arch_option, override_options): Support -march=z10 switch.
8286 (s390_issue_rate): Adjust issue rate for z10.
8287 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
8288 (processor_flags): Add PF_Z10.
8289 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
8290 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
8291 * gcc/config.gcc: Add z10.
8293 2008-05-28 Richard Guenther <rguenther@suse.de>
8295 PR tree-optimization/36291
8296 * tree-flow. h (struct gimple_df): Remove var_anns member.
8297 * tree-flow-inline.h (gimple_var_anns): Remove.
8298 (var_ann): Simplify.
8299 * tree-dfa.c (create_var_ann): Simplify.
8300 (remove_referenced_var): Clear alias info from var_anns of globals.
8301 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
8302 (delete_tree_ssa): Clear alias info from var_anns of globals.
8303 Do not free var_anns.
8304 (var_ann_eq): Remove.
8305 (var_ann_hash): Likewise.
8307 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
8309 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
8310 and loongson2f entries.
8311 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
8312 * config/mips/mips.h (processor_type): Add Loongson-2E
8313 and Loongson-2F entries.
8314 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
8315 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
8316 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
8317 * doc/invoke.texi (MIPS Options): Document loongson2e
8318 and loongson2f processor names.
8320 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8324 * config/i386/i386.c (ix86_function_arg_boundary): Use
8325 alignment of canonical type.
8326 (ix86_expand_vector_move): Check unaligned memory access for
8329 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
8331 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
8332 Moved to the front of file.
8334 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
8335 H.J. Lu <hongjiu.lu@intel.com>
8337 * dwarf2out.c (current_fde): New.
8339 (lookup_cfa:): Likewise.
8340 (dwarf2out_end_epilogue): Likewise.
8341 (dwarf2out_note_section_used): Likewise.
8343 2008-05-27 Michael Matz <matz@suse.de>
8346 * c.opt (Wenum-compare): New warning option.
8347 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
8349 2008-05-27 Michael Matz <matz@suse.de>
8352 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
8354 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
8355 into memory as tail calls.
8357 2008-05-27 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/36339
8360 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
8361 pointers cause all addressable variables to be call clobbered.
8363 2008-05-27 Richard Guenther <rguenther@suse.de>
8365 PR tree-optimization/36245
8366 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
8368 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8370 * config/s390/s390.md: Replace all occurences of the 'm'
8371 constraint with 'RT'.
8373 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8375 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
8377 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
8379 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
8380 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
8381 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
8383 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8385 * reload.c: (find_reloads): Skip alternatives according to the
8386 "enabled" attribute. Constify the constraint variable.
8387 * recog.c (get_attr_enabled): Add default implementation.
8388 (extract_insn): Set the alternative_enabled_p array
8389 in the recog_data struct.
8390 (preprocess_constraints, constrain_operands): Skip
8391 alternatives according to the "enabled" attribute
8392 * recog.h (struct recog_data): New field alternative_enabled_p.
8393 (skip_alternative): New inline function.
8394 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
8395 (record_reg_classes): Skip alternative according to the
8396 "enabled" attribute.
8398 * doc/md.texi: Add documention for the "enabled" attribute.
8400 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
8402 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
8403 * postreload.c (reload_cse_simplify_operands): Replace 'm'
8404 constraint with TARGET_MEM_CONSTRAINT.
8405 * recog.c (asm_operand_ok, preprocess_constraints,
8406 constrain_operands): Likewise.
8407 * regclass.c (record_reg_classes): Likewise.
8408 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
8409 * reload1.c (maybe_fix_stack_asms): Likewise.
8410 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
8411 * recog.h: Adjust comment.
8412 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
8413 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
8414 * doc/md.texi: Add a note to description of 'm' constraint.
8415 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
8417 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
8419 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
8420 that the bitfield is of integral type before testing its precision.
8422 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
8423 Sa Liu <saliu@de.ibm.com>
8425 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
8426 __modti3, __udivti3, __umodti3 and __udivmodti4.
8427 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
8428 that implement TImode mul and div functions.
8429 * config/spu/multi3.c: New. Implement __multi3.
8430 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
8431 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
8434 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
8436 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
8437 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
8438 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
8439 tls_sysv_suffix): New mode and mode attribute iterators.
8440 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
8441 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
8442 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
8443 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
8444 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
8447 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
8449 PR tree-optimization/36329
8450 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
8451 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
8452 * cgraphbuild.c (initialize_inline_failed): Use the latter
8453 macro in lieu of the former.
8454 * ipa-inline.c (cgraph_mark_inline): Likewise.
8455 (cgraph_decide_inlining_of_small_function): Likewise.
8456 (cgraph_decide_inlining): Likewise.
8457 (cgraph_decide_inlining_incrementally): Likewise.
8459 2008-05-26 Tristan Gingold <gingold@adacore.com>
8460 Anatoly Sokolov <aesok@post.ru>
8462 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
8463 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
8464 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
8465 optimization for 'avr6' architecture.
8467 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
8470 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
8472 2008-05-26 Richard Guenther <rguenther@suse.de>
8474 * tree-ssa-sccvn.c (expr_has_constants): Declare.
8475 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
8477 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
8480 * caller-save.c (insert_restore): Verify alignment of spill space.
8481 (insert_save): Likewise.
8482 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
8483 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
8484 (STACK_SLOT_ALIGNMENT): Likewise.
8485 * function.c (LOCAL_ALIGNMENT): Removed.
8486 (get_stack_local_alignment): New.
8487 (assign_stack_local): Use it. Set alignment on stack slot.
8488 (assign_stack_temp_for_type): Use get_stack_local_alignment.
8489 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
8490 (STACK_SLOT_ALIGNMENT): New.
8491 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
8492 stack slot in XFmode.
8494 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
8496 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
8499 * config/i386/i386.md (allocate_stack_worker_64): Make sure
8500 argument operand in rax isn't removed.
8502 2008-05-26 Richard Guenther <rguenther@suse.de>
8505 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
8506 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
8508 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8511 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
8513 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
8515 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
8516 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
8518 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8520 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
8521 build a trampoline if we don't want one.
8522 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
8523 return zero for nested functions if we don't want a trampoline.
8525 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8527 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
8529 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
8532 * c.opt: Removed undocumented option '-lang-fortran'.
8533 * c-common.h: Removed global variable 'lang_fortran'.
8534 * c-opts.c (c_common_handle_option): Removed code to handle
8535 option '-lang-fortran'. Updated includes.
8536 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
8537 definition of '__GFORTRAN__'.
8538 (define__GNUC__): Reimplemented to use BASEVER and
8539 cpp_define_formatted.
8540 (builtin_define_with_value_n): Removed.
8541 * c-incpath.h: Renamed to ...
8542 * incpath.h: ... this.
8543 * c-incpath.c: Renamed to ...
8544 * incpath.c: ... this. Updated includes.
8545 * fix-header.c: Updated includes.
8546 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
8547 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
8548 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
8550 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
8552 * tree.h: Update the table of flags used on tree nodes.
8553 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
8554 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
8555 (FORCED_LABEL): Add access check.
8556 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
8557 (ASM_INPUT_P): Likewise.
8558 (ASM_VOLATILE_P): Likewise.
8559 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
8560 (OMP_SECTION_LAST): Access private_flag directly.
8561 (OMP_RETURN_NOWAIT): Likewise.
8562 (OMP_PARALLEL_COMBINED): Likewise.
8563 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
8564 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
8565 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
8566 deprecated_flag directly.
8568 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
8570 * final.c (frame_pointer_needed): Removed.
8571 * flags.h (frame_pointer_needed): Likewise.
8573 * function.h (rtl_data): Add frame_pointer_needed.
8574 (frame_pointer_needed): New.
8576 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
8578 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
8580 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
8582 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
8585 2008-05-25 Alan Modra <amodra@bigpond.net.au>
8587 * c-common.c (strip_array_types): Move function to..
8589 (get_inner_array_type): Delete.
8590 * c-common.h (strip_array_types): Move declaration to..
8592 (get_inner_array_type): Delete.
8593 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
8594 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
8595 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
8596 * config/pa/pa.c (emit_move_sequence): Likewise.
8598 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
8600 * config/i386/i386.md (*sse_prologue_save_insn): Set length
8603 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
8605 * function.c: Include target hook for nonlocal_goto frame value.
8607 2008-05-24 Richard Guenther <rguenther@suse.de>
8609 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
8610 variable can be only accessed through a pointer or a union.
8612 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8614 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
8615 * doc/extend.texi: Likewise.
8617 2008-05-23 DJ Delorie <dj@redhat.com>
8619 * config/m32c/jump.md (untyped_call): Add.
8621 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
8623 (m32c_address_cost): Detail costs for indirect offsets.
8625 2008-05-23 Rafael Espindola <espindola@google.com>
8627 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
8628 if a node is a SUBREG.
8629 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
8632 2008-05-23 Paul Brook <paul@codesourcery.com>
8633 Carlos O'Donell <carlos@codesourcery.com>
8635 * doc/extend.texi: Clarify use of __attribute__((naked)).
8636 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8637 * target.h (gcc_target): Add allocate_stack_slots_for_args.
8638 * function.c (use_register_for_decl): Use
8639 targetm.calls.allocate_stack_slots_for_args.
8640 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
8641 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
8642 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
8644 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
8646 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
8648 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
8650 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
8651 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
8652 is only rounded once.
8654 2008-05-23 Richard Guenther <rguenther@suse.de>
8656 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
8658 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
8659 Jakub Jelinek <jakub@redhat.com>
8662 * configure.ac: Handle --enable-cld.
8663 * configure: Regenerated.
8664 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
8665 * config/i386/i386.h (struct machine_function): Add needs_cld field.
8666 (ix86_current_function_needs_cld): New define.
8667 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
8668 (cld): New isns pattern.
8669 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
8670 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
8671 * config/i386/i386.opt (mcld): New option.
8672 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
8673 TARGET_CLD and ix86_current_function_needs_cld.
8674 (override_options): Use -mcld by default for 32-bit code if
8677 * doc/install.texi (Options specification): Document --enable-cld.
8678 * doc/invoke.texi (Machine Dependent Options)
8679 [i386 and x86-64 Options]: Add -mcld option.
8680 (Intel 386 and AMD x86-64 Options): Document -mcld option.
8682 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
8683 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
8684 (return_in_memory_64): Likewise.
8685 (return_in_memory_ms_64): Likewise.
8687 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8689 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
8690 * builtins.c (fold_builtin_fpclassify): New.
8691 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
8692 * builtins.def (BUILT_IN_FPCLASSIFY): New.
8693 * c-common.c (handle_type_generic_attribute): Adjust to accept
8694 fixed arguments before an elipsis.
8695 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
8696 * doc/extend.texi: Document __builtin_fpclassify.
8698 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
8700 * omp-low.c (gate_expand_omp_ssa): Remove.
8701 (pass_expand_omp_ssa): Remove.
8702 (gate_expand_omp): Do not check for flag_openmp_ssa.
8703 * common.opt (-fopenmp-ssa): Remove.
8704 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
8706 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
8708 * config/sh/sh.opt (mfixed-range): New option.
8709 * config/sh/sh-protos.h (sh_fix_range): Declare.
8710 * config/sh/sh.c (sh_fix_range): New function.
8711 * config/sh/sh.h (sh_fixed_range_str): Declare.
8712 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
8714 * doc/invoke.texi (SH Options): Document -mfixed-range.
8716 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
8718 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
8719 it before the redeclaration.
8721 2008-05-22 Anatoly Sokolov <aesok@post.ru>
8723 * config/avr/avr.c (get_sequence_length): Add new function.
8724 (expand_prologue, expand_epilogue): Remove duplicate code.
8726 2008-05-22 Rafael Espindola <espindola@google.com>
8728 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
8731 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
8733 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
8734 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
8736 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
8737 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
8738 (vect_update_misalignment_for_peel): Likewise.
8739 (vector_alignment_reachable_p): Likewise.
8740 * tree-vect-transform.c (vectorizable_load): Likewise.
8741 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
8742 (get_vectype_for_scalar_type): Pass mode of scalar_type
8743 to UNITS_PER_SIMD_WORD.
8745 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
8746 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
8747 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
8748 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
8749 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
8751 2008-05-22 Ira Rosen <irar@il.ibm.com>
8753 PR tree-optimization/36293
8754 * tree-vect-transform.c (vect_transform_strided_load): Don't check
8755 if the first load must be skipped because of a gap.
8757 2008-05-22 Richard Guenther <rguenther@suse.de>
8759 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
8760 more cases of offset disambiguation that is possible if
8761 strict-aliasing rules apply.
8762 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
8763 for basic offset and type-based disambiguation.
8765 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8767 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
8768 ix86_expand_vector_set on V16QImode for SSE4.1.
8770 2008-05-21 Tom Tromey <tromey@redhat.com>
8772 * c.opt (Wimport): Mark as undocumented.
8773 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
8775 (Warning Options): Likewise.
8776 * doc/cppopts.texi: Don't mention -Wimport.
8778 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
8780 PR tree-optimization/36287
8781 PR tree-optimization/36286
8782 * lambda-code.c (build_access_matrix): Do not use the loop->num
8783 for computing the number of induction variables: use the loop depth
8786 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
8789 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
8790 option -f(no-)leading-underscore.
8792 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8794 * config/i386/i386.c (ix86_expand_vector_init_general): Use
8795 GET_MODE_NUNITS (mode).
8797 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
8799 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
8800 (-mmulhw): Add 464 to description.
8801 (-mdlmzb): Likewise.
8802 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
8803 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
8805 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
8806 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
8807 * config/rs6000/rs6000.md: Update comments for 464.
8809 2008-05-21 Janis Johnson <janis187@us.ibm.com>
8811 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
8813 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8815 * config/i386/sse.md (vec_extractv4sf): Removed.
8816 (vec_extractv2df): Likewise.
8817 (vec_extractv2di): Likewise.
8818 (vec_extractv4si): Likewise.
8819 (vec_extractv8hi): Likewise.
8820 (vec_extractv16qi): Likewise.
8821 (vec_extract<mode>): New.
8823 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8825 * config/i386/sse.md (vec_setv4sf): Removed.
8826 (vec_setv2df): Likewise.
8827 (vec_setv2di): Likewise.
8828 (vec_setv4si): Likewise.
8829 (vec_setv8hi): Likewise.
8830 (vec_setv16qi): Likewise.
8831 (vec_set<mode>): New.
8833 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8835 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
8836 goto for vec_concat and vec_interleave.
8838 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
8840 * config/i386/sse.md (vec_initv4sf): Removed.
8841 (vec_initv2df): Likewise.
8842 (vec_initv2di): Likewise.
8843 (vec_initv4si): Likewise.
8844 (vec_initv8hi): Likewise.
8845 (vec_initv16qi): Likewise.
8846 (vec_init<mode>): New.
8848 2008-05-21 Joseph Myers <joseph@codesourcery.com>
8850 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
8852 2008-05-21 Tom Tromey <tromey@redhat.com>
8854 * ggc-zone.c (lookup_page_table_if_allocated): New function.
8855 (zone_find_object_offset): Likewise.
8856 (gt_ggc_m_S): Likewise.
8857 (highest_bit): Likewise.
8858 * ggc-page.c (gt_ggc_m_S): New function.
8859 * stringpool.c (string_stack): Remove.
8860 (init_stringpool): Update.
8861 (ggc_alloc_string): Use ggc_alloc.
8862 (maybe_delete_ident): New function.
8863 (ggc_purge_stringpool): Likewise.
8864 (gt_ggc_m_S): Remove.
8865 * ggc-common.c (ggc_protect_identifiers): New global.
8866 (ggc_mark_roots): Call ggc_purge_stringpool. Use
8867 ggc_protect_identifiers.
8868 * ggc.h (ggc_protect_identifiers): Declare.
8869 (gt_ggc_m_S): Update.
8870 (ggc_purge_stringpool): Declare.
8871 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
8872 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
8874 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
8876 2008-05-21 David S. Miller <davem@davemloft.net>
8878 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
8881 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
8883 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
8886 2008-05-20 David Daney <ddaney@avtrex.com>
8888 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
8889 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
8890 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
8891 UNSPEC_UPDATE_GOT_VERSION): Renumber.
8892 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
8893 (atomic_hiqi_op): New define_code_iterator.
8894 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
8895 mips_expand_compare_and_swap_12.
8896 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
8897 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
8898 (sync_<optab><mode>, sync_old_<optab><mode>,
8899 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
8900 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
8901 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
8902 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
8903 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
8904 (test_and_set_12): New insn.
8905 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
8906 sync_new_<optab><mode>, sync_old_nand<mode>,
8907 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
8908 clobber to operand 0 for SI and DI mode insns.
8909 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
8910 mips_gen_fn_4): New typedefs.
8911 (mips_gen_fn_ptrs): Define new union type.
8912 (mips_expand_compare_and_swap_12): Remove declaration.
8913 (mips_expand_atomic_qihi): Declare function.
8914 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
8915 (mips_expand_atomic_qihi): ... this. Use new generator function
8917 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
8918 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
8919 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
8920 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
8921 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
8922 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
8923 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
8924 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
8925 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
8926 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
8929 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
8931 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
8934 2008-05-20 Anatoly Sokolov <aesok@post.ru>
8936 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
8937 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
8938 (avr_attribute_table): Add 'OS_main' function attribute.
8939 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
8940 functions with 'OS_main' attribute.
8942 2008-05-20 Richard Guenther <rguenther@suse.de>
8944 PR tree-optimization/35204
8945 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
8946 helper, split out from ...
8947 (DFS): ... here. Make the DFS walk non-recursive.
8949 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
8950 Jan Sjodin <jan.sjodin@amd.com>
8952 PR tree-optimization/36181
8953 * tree-parloops.c (loop_has_vector_phi_nodes): New.
8954 (parallelize_loops): Don't parallelize when the loop has vector
8957 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8958 Sebastian Pop <sebastian.pop@amd.com>
8960 * tree-loop-linear.c (gather_interchange_stats): Look in the access
8961 matrix, and never look at the tree representation of the memory
8963 (linear_transform_loops): Computes parameters and access matrices.
8964 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
8966 (access_matrix_get_index_for_parameter): New.
8967 * tree-data-ref.h (struct access_matrix): New.
8968 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
8969 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
8970 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
8971 am_vector_index_for_loop): New.
8972 (struct data_reference): Add field access_matrix.
8973 (DR_ACCESS_MATRIX): New.
8974 (compute_data_dependences_for_loop): Update declaration.
8975 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
8976 * lambda.h (lambda_vector_vec_p): Declared.
8977 * lambda-code.c: Depend on pointer-set.h.
8978 (lambda_collect_parameters_from_af, lambda_collect_parameters,
8979 av_for_af_base, av_for_af, build_access_matrix,
8980 lambda_compute_access_matrices): New.
8981 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
8983 2008-05-20 Joseph Myers <joseph@codesourcery.com>
8985 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
8988 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
8989 Sebastian Pop <sebastian.pop@amd.com>
8991 PR tree-optimization/36206
8992 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
8994 (instantiate_scev_1): Rename flags to fold_conversions.
8995 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
8996 outeside instantiation_loop.
8997 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
8998 (evolution_function_is_affine_or_constant_p): Removed.
8999 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
9001 (analyze_siv_subscript): Pass in the loop nest number.
9002 Call evolution_function_is_affine_in_loop instead of
9003 evolution_function_is_affine_p.
9004 (analyze_overlapping_iterations): Pass in the loop nest number.
9006 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
9007 Sebastian Pop <sebastian.pop@amd.com>
9009 PR tree-optimization/36206
9010 * tree-chrec.h (chrec_fold_op): New.
9011 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
9014 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
9016 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
9018 (remove_duplicates): Do not set inode on non-inode systems.
9021 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
9023 * config.gcc (tm_file): Update comments about relative pathnames.
9025 2008-05-20 Richard Guenther <rguenther@suse.de>
9027 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
9028 * tree-ssa-sccvn.c (process_scc): Likewise.
9029 * tree-ssa-sink.c (execute_sink_code): Likewise.
9030 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
9031 * tree-vrp.c (process_assert_insertions): Likewise.
9032 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
9033 (perform_tree_ssa_dce): Likewise.
9034 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
9035 (dump_dominator_optimization_stats): Likewise.
9036 * tree-vectorizer.c (vectorize_loops): Likewise.
9038 2008-05-20 Richard Guenther <rguenther@suse.de>
9040 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
9042 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
9044 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
9045 (ix86_i386elf_return_in_memory): Likewise.
9046 (ix86_i386interix_return_in_memory): Likewise.
9047 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
9048 (SUBTARGET_RETURN_IN_MEMORY): New.
9049 * config/i386/i386elf.h: Likewise.
9050 * config/i386/ptx4-i.h: Likewise.
9051 * config/i386/sol2-10.h: Likewise.
9052 * config/i386/sysv4.h: Likewise.
9053 * config/i386/vx-common.h: Likewise.
9054 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
9055 * config/i386/i386.c (ix86_return_in_memory): Made static and
9056 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
9057 (ix86_i386elf_return_in_memory): Removed.
9058 (ix86_i386interix_return_in_memory): Removed.
9059 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
9060 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
9062 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
9064 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
9066 2008-05-19 Xinliang David Li <davidxl@google.com>
9068 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
9070 * common.opt: Ditto.
9071 * doc/invoke.texi: Ditto.
9073 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
9075 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
9076 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
9078 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9080 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
9081 sizes of operand array from 8/4 to 4/2.
9082 (ix86_expand_vector_init_general): Change size of operand array
9083 from 32 to 16. Remove op0, op1 and half_mode.
9085 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
9087 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
9088 (ix86_expand_vector_init_interleave): Likewise.
9089 (ix86_expand_vector_init_general): Use them. Assert
9090 word_mode == SImode when n_words == 4.
9092 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
9094 * config/i386/i386.c (ix86_secondary_reload): New static function.
9095 (TARGET_SECONDARY_RELOAD): New define.
9096 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
9097 * config/i386/i386.md (reload_outqi): Remove.
9099 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9102 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
9103 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
9104 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
9105 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
9106 (fold_builtin_1): Likewise.
9107 * builtins.def (BUILT_IN_ISINF_SIGN): New.
9108 c-common.c (check_builtin_function_arguments): Handle
9109 BUILT_IN_ISINF_SIGN.
9110 * doc/extend.texi: Document __builtin_isinf_sign.
9111 * fold-const.c (operand_equal_p): Handle COND_EXPR.
9113 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
9115 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
9116 EH cleanup at the end of the pass, search for those that have been
9117 turned into forwarder blocks and do the cleanup on their successor.
9119 2008-05-18 Richard Guenther <rguenther@suse.de>
9121 * tree-cfg.c (verify_gimple_expr): Allow conversions from
9122 pointers to sizetype and vice versa.
9124 2008-05-18 Xinliang David Li <davidxl@google.com>
9126 * gcc/tree-ssa-dce.c: Coding style fix.
9127 (check_pow): Documentation comment.
9128 (check_log): Documenation comment. Coding style fix.
9129 (is_unnecessary_except_errno_call): Ditto.
9130 (gen_conditions_for_pow): Ditto.
9131 (gen_conditions_for_log): Ditto.
9132 (gen_shrink_wrap_conditions): Ditto.
9133 (shrink_wrap_one_built_in_calls): Ditto.
9134 * gcc/doc/invoke.texi: Better documentation string.
9135 * ChangeLog: Fix wrong change log entries from
9136 May 17 checkin on function call DCE.
9138 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
9140 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
9142 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
9144 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
9145 * df-problems.c (simulation routines): Fixed block comment to
9146 properly say how to add forwards scanning functions.
9148 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9150 * tree-inline.c (setup_one_parameter): Remove dead code.
9152 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
9154 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
9155 a BIT_AND_EXPR only for an INTEGER_TYPE.
9157 2008-05-17 Xinliang David Li <davidxl@google.com>
9159 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
9160 (check_pow, check_log, is_unnecessary_except_errno_call): New
9161 functions to check for eliminating math functions that are pure
9162 except for setting errno.
9163 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
9164 general condition expressions for shrink-wrapping pow/log calls.
9165 (gen_shrink_wrap_conditions): Ditto.
9166 (shrink_wrap_one_built_in_call): Ditto.
9167 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
9168 (mark_operand_necessary): If debugging, output if OP is necessary.
9169 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
9171 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
9173 * gcc/common.opt: New user flag -ftree-builtin-dce.
9174 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
9176 2008-05-16 David S. Miller <davem@davemloft.net>
9178 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
9179 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9181 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
9184 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
9186 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9188 * ifcvt.c (dead_or_predicable): Rename
9189 df_simulate_one_insn_backwards to df_simulate_one_insn.
9190 * recog.c (peephole2_optimize): Ditto.
9191 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
9193 * df.h: Rename df_simulate_one_insn_backwards to
9194 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
9195 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
9196 scanning of defs and uses.
9197 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
9198 (df_simulate_one_insn_forwards): Removed.
9200 2008-05-16 Doug Kwan <dougkwan@google.com>
9202 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
9204 (real_from_string): Handle NaNs and Inf as approriate.
9206 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9208 * doc/gty.texi (Source Files Containing Type Information): Note
9209 that headers should appear first in the gtfiles list.
9211 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9213 * tree.def (COND_EXEC): Properly documented this code.
9215 2008-05-16 Diego Novillo <dnovillo@google.com>
9217 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
9218 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
9221 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9223 * tree-ssa-dse (max_stmt_uid): Removed.
9224 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
9225 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
9226 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
9227 * function.h (cfun.last_stmt_uid): New field.
9228 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
9229 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
9231 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
9232 (create_stmt_ann): Initialize the ann->uid field.
9233 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
9235 * tree-flow.h (renumber_gimple_stmt_uids): New function.
9237 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
9239 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
9240 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
9241 (init_empty_tree_cfg): Call it.
9243 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9245 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
9248 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
9250 * doc/invoke.text (-fdump-tree-*-verbose): New option.
9251 * tree-dump.c (dump_options): New verbose option.
9252 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
9254 * tree-pass.h (TDF_VERBOSE): New dump flag.
9255 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
9256 (tree-flow.h): Added include.
9257 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
9259 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
9261 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
9263 From Jie Zhang <jie.zhang@analog.com>
9264 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9265 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
9266 mcpu=bf561-none and mcpu=bf561-0.2.
9267 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9268 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9269 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
9270 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
9271 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
9272 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
9273 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
9275 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
9276 (cputype_selected): Remove.
9277 (bfin_handle_option): Don't use cputype_selected.
9278 (override_options): When no mcpu option, enable all workarounds.
9279 Don't use bfin_workarounds.
9280 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
9282 (DEFAULT_CPU_TYPE): Don't define.
9284 2008-05-16 Richard Guenther <rguenther@suse.de>
9286 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
9287 on deletion of the last stmt.
9289 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9291 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
9292 V8HImode for SSE2 and V16QImode for SSE4.1.
9294 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
9296 * cgraph.h (compute_inline_parameters): Made public.
9297 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
9298 variable_generate_summary, function_write_summary,
9299 variable_write_summary, variable_read_summary. Added generate_summary,
9300 write_summary, read_summary.
9301 * cgraphunit.c (cgraph_process_new_functions): Changed call from
9302 pass_ipa_inline.function_generate_summary, to
9303 compute_inline_parameters.
9304 * ipa-inline.c (compute_inline_parameters): Made public and added
9306 (compute_inline_parameters_for_current): New function.
9307 (pass_inline_param): Now calls compute_inline_parameters_for_current.
9308 (inline_generate_summary): Removed parameter and made to loop over
9310 (pass_ipa_inline): Updated for new IPA_PASS structure.
9311 * passes.c (execute_ipa_summary_passes): Now is called once per
9312 pass rather than once per node*pass.
9314 2008-05-15 Anatoly Sokolov <aesok@post.ru>
9316 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
9317 avr_have_mul_p, avr_asm_only_p): Remove variables.
9318 (avr_override_options): Remove initialization of removed variables.
9319 (avr_file_start): Convert removed variables to fields of
9320 'struct base_arch_s *avr_current_arch'.
9321 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
9322 (AVR_HAVE_MUL): (Ditto.).
9323 (AVR_HAVE_MOVW): (Ditto.).
9324 (AVR_HAVE_LPMX): (Ditto.).
9325 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
9326 avr_asm_only_p): Remove declaration.
9328 2008-05-15 Diego Novillo <dnovillo@google.com>
9330 * config/arm/arm.c (arm_return_in_memory): Fix return type.
9331 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
9333 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
9336 * combine.c (check_conversion): Rename back to check_promoted_subreg.
9337 Don't call record_truncated_value from here.
9338 (record_truncated_value): Turn it into a for_each_rtx callback.
9339 (record_truncated_values): New function.
9340 (combine_instructions): Call note_uses with record_truncated_values.
9341 Change name of check_conversion to check_promoted_subreg.
9343 2008-05-15 Janis Johnson <janis187@us.ibm.com>
9345 * doc/sourcebuild.texi: Document support for torture tests.
9347 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9349 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
9350 to alternative 4 of operand 2.
9352 2008-05-15 Richard Guenther <rguenther@suse.de>
9354 * tree-pass.h (current_pass): Declare.
9355 (get_pass_for_id): Likewise.
9356 * passes.c (passes_by_id, passes_by_id_size): New globals.
9357 (set_pass_for_id): New function.
9358 (get_pass_for_id): Likewise.
9359 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
9360 (execute_function_todo): Flush per function statistics.
9361 * toplev.c (compile_file): Init statistics.
9362 (general_init): Do early statistics initialization.
9363 (finalize): Finish statistics.
9364 * statistics.h (statistics_early_init): Declare.
9365 (statistics_init): Likewise.
9366 (statistics_fini): Likewise.
9367 (statistics_fini_pass): Likewise.
9368 (statistics_counter_event): Likewise.
9369 (statistics_histogram_event): Likewise.
9370 * statistics.c: New file.
9371 * Makefile.in (OBJS-common): Add statistics.o.
9372 (statistics.o): Add dependencies.
9373 * doc/invoke.texi (-fdump-statistics): Document.
9375 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
9377 (execute_pre): Use statistics_counter_event.
9378 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
9379 (substitute_and_fold): Increment it. Use statistics_counter_event.
9381 2008-05-15 Diego Novillo <dnovillo@google.com>
9383 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
9385 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
9386 * tree-ssa-alias.c (new_type_alias): Remove references to
9387 sub-variables from comment.
9388 * tree-ssa-operands.c (swap_tree_operands): Likewise.
9390 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
9392 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
9393 attribute to 1 only for insertps alternative.
9395 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9397 * config/bfin/bfin.md (loadbytes): New pattern.
9398 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
9399 (bfin_init_builtins): Initialize it.
9400 (bdesc_1arg): Add it.
9402 2008-05-15 Sa Liu <saliu@de.ibm.com>
9404 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
9405 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
9406 * testsuite/lib/target-supports.exp: Add
9407 check_effective_target_fortran_integer_16.
9409 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
9411 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
9412 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
9413 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
9414 (TARGET_RETURN_IN_MEMORY): Define.
9416 2008-05-15 Richard Guenther <rguenther@suse.de>
9419 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
9420 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
9421 represent unmodifiable vars.
9423 2008-05-15 Richard Guenther <rguenther@suse.de>
9425 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
9426 INDIRECT_REF and TARGET_MEM_REF.
9427 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
9430 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
9431 H.J. Lu <hongjiu.lu@intel.com>
9433 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
9434 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
9435 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
9436 insn alternatives. Add missing alternatives.
9437 (*vec_concatv2di_rex64_sse4_1): Likewise.
9438 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
9439 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
9442 2008-05-15 Richard Guenther <rguenther@suse.de>
9444 PR tree-optimization/36009
9445 PR tree-optimization/36204
9446 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
9447 (determine_invariantness_stmt): Record the loop a store is
9449 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
9452 2008-05-15 Richard Guenther <rguenther@suse.de>
9454 PR tree-optimization/34330
9455 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
9456 through the pointer will alias the SMT.
9458 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
9460 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
9462 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
9464 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
9466 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9467 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
9469 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
9470 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
9471 (vashl_optab): New optab for vector/vector shifts.
9472 (vashr_optab): Ditto.
9473 (vlshr_optab): Ditto.
9474 (vrotl_optab): Ditto.
9475 (vrotr_optab): Ditto.
9476 (optab_subtype): New enum for optab_for_tree_code call.
9477 (optab_for_tree_code): Add enum optab_subtype argument.
9479 * optabs.c (optab_for_tree_code): Take an additional argument to
9480 distinguish between a vector shift by a scalar and vector shift by
9481 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
9482 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
9483 vector shift by a vector.
9484 (expand_widen_pattern_expr): Pass additional argument to
9485 optab_for_tree_code.
9487 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
9488 vrotl_optab, vrotr_optab.
9490 * expr.c (expand_expr_real_1): Update calls to
9491 optab_for_tree_code to distinguish between vector shifted by a
9492 scalar and vector shifted by a vector.
9493 * tree-vectorizer.c (supportable_widening_operation): Ditto.
9494 (supportable_narrowing_operation): Ditto.
9495 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
9496 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
9497 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
9498 (vect_create_epilog_for_reduction): Ditto.
9499 (vectorizable_reduction): Ditto.
9500 (vectorizable_operation): Ditto.
9501 (vect_strided_store_supported): Ditto.
9502 (vect_strided_load_supported): Ditto.
9503 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
9504 * expmed.c (expand_shift): Ditto.
9506 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
9508 (ashr@var{m}3): Ditto.
9509 (vashl@var{m}3): Document new vector/vector shift standard name.
9510 (vashr@var{m}3): Ditto.
9511 (vlshr@var{m}3): Ditto.
9512 (vrotl@var{m}3): Ditto.
9513 (vrotr@var{m}3): Ditto.
9515 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
9516 (PPERM_INVERT): Ditto.
9517 (PPERM_REVERSE): Ditto.
9518 (PPERM_REV_INV): Ditto.
9519 (PPERM_ZERO): Ditto.
9520 (PPERM_ONES): Ditto.
9521 (PPERM_SIGN): Ditto.
9522 (PPERM_INV_SIGN): Ditto.
9523 (PPERM_SRC1): Ditto.
9524 (PPERM_SRC2): Ditto.
9526 * config/i386/sse.md (mulv2di3): Add SSE5 support.
9527 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
9528 allows a memory operand to be the value being added, and split it
9529 to improve vectorization.
9530 (sse5_pmacsdqh_mem): Ditto.
9531 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
9532 (sse5_mulv2div2di3_high): Ditto.
9533 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
9534 (vec_pack_trunc_v4si): Ditto.
9535 (vec_pack_trunc_v2di): Ditto.
9536 (sse5_pcmov_<mode>): Remove code that tried to use use
9537 andps/andnps instead of pcmov.
9538 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
9539 pmacsdqh instructions.
9540 (vec_widen_smult_lo_v4si): Ditto.
9542 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
9543 (PPERM_INVERT): Ditto.
9544 (PPERM_REVERSE): Ditto.
9545 (PPERM_REV_INV): Ditto.
9546 (PPERM_ZERO): Ditto.
9547 (PPERM_ONES): Ditto.
9548 (PPERM_SIGN): Ditto.
9549 (PPERM_INV_SIGN): Ditto.
9550 (PPERM_SRC1): Ditto.
9551 (PPERM_SRC2): Ditto.
9552 (ix86_expand_sse_movcc): Move the SSE5 test after the if
9554 (ix86_expand_int_vcond): If SSE5 generate all possible integer
9556 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
9557 says ignore whether the last reference is a memory operand.
9559 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9560 Paolo Bonzini <bonzini at gnu dot org>
9562 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
9565 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
9566 (vlshr<mode>3): Rename from vlshr<mode>3.
9567 (vashr<mode>3): Rename from vashr<mode>3.
9568 (mulv4sf3): Change the names of vector shift patterns.
9572 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
9575 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
9600 * config/spu/spu.md (v): New iterator macro to add v for vector types.
9601 (floatunssidf2_internal): Change vector/vector shift names.
9602 (floatunsdidf2_internal): Ditto.
9609 (vashl<mode>3): Rename from ashl<mode>3.
9610 (vashr<mode>3): Rename from ashr<mode>3.
9611 (vlshr<mode>3): Rename from lshr<mode>3.
9612 (vrotl<mode>3): Rename from rotl<mode>3.
9614 2008-05-14 Michael Meissner <michael.meissner@amd.com>
9617 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
9618 multiply gives the wrong value when doing widening multiplies.
9619 (vec_widen_smult_lo_v4si): Ditto.
9621 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9623 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
9624 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
9625 emit_library_call_value.
9626 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
9627 * tree.h (ECF_LIBCALL_BLOCK): Removed.
9628 * calls.c (initialize_argument_information, precompute_arguments,
9629 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
9630 (precompute_arguments): Removed flags parameter.
9631 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
9633 2008-05-14 Richard Guenther <rguenther@suse.de>
9635 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
9636 Make sure to register the store if the use is a PHI_NODE.
9638 2008-05-14 Olivier Hainque <hainque@adacore.com>
9640 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
9641 memory if the component is to be referenced in BLKmode according
9642 to get_inner_reference.
9644 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
9646 * calls.c (emit_library_call_value_1): Restore code clearing
9647 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
9649 2008-05-14 Olivier Hainque <hainque@adacore.com>
9650 Nicolas Roche <roche@adacore.com>
9652 * configure.ac: Add support for a "gcc_subdir" variable in
9653 config-lang.in, to denote a subdirectory where the language/GCC
9654 integration files are to be found.
9655 * configure: Regenerate.
9657 2008-05-14 Ira Rosen <irar@il.ibm.com>
9659 PR tree-optimization/36098
9660 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
9661 value for the first load in the group in case of a gap.
9662 (vect_build_slp_tree): Check that there are no gaps in loads.
9664 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
9666 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
9667 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
9668 expand_copysign_bit, ): Change call to emit_no_conflict_block to
9669 emit_insn and remove unneeded code to construct extra args.
9670 (emit_no_conflict_block): Removed.
9671 * optabls.h: (emit_no_conflict_block): Removed.
9672 * cse.c (cse_extended_basic_block): Remove search for
9673 REG_NO_CONFLICT note.
9674 * global.c: Removed incorrect comment added in revision 117.
9675 * expr.c (convert_move): Change call to emit_no_conflict_block to
9677 * recog.c: Change comments so that they do not mention
9679 * local_alloc.c (combine_regs): Removed last parameter.
9680 (no_conflict_p): Removed.
9681 (block_alloc): Removed note, no_conflict_combined_regno and set
9682 local vars. Removed all code to process REG_NO_CONFLICT blocks.
9683 (combine_regs): Removed already_dead and code to look for
9684 REG_NO_CONFLICT notes.
9685 * lower_subreg (remove_retval_note): Removed code to look for
9686 REG_NO_CONFLICT block.
9687 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
9688 (resolve_clobber): Remove code to process libcalls that have
9689 REG_NO_CONFLICT notes.
9690 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
9692 * combine.c (can_combine_p, distribute_notes): Removed
9693 REG_NO_CONFLICT case.
9694 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
9696 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
9697 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
9699 * reg-notes.def (NO_CONFLICT): Removed.
9701 2008-05-14 David S. Miller <davem@davemloft.net>
9703 * config/sparc/sparc.c (sparc_profile_hook): If
9704 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
9705 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
9706 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
9708 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
9710 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
9712 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
9715 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
9716 and op1 expansion before vector concat to have less live pseudos.
9718 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
9720 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
9721 ix86_expand_vector_set if supported.
9723 2008-05-13 Diego Novillo <dnovillo@google.com>
9724 Kenneth Zadeck <zadeck@naturalbridge.com>
9726 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
9728 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
9729 phinodes_print_statistics, init_ssanames, fini_ssanames,
9730 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
9731 release_ssa_name, release_defs, replace_ssa_name_symbol,
9732 ssanames_print_statistics): Move ...
9733 * tree-flow.h: ... here.
9734 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
9735 Use FN instead of cfun.
9736 (make_ssa_name_fn): Rename from make_ssa_name.
9737 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
9738 * tree-flow-inline.h (make_ssa_name): Move from
9739 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
9740 * omp-low.c (expand_omp_parallel):
9741 * tree-flow-inline.h (redirect_edge_var_map_result):
9742 * tree-ssa.c (init_tree_ssa): Add argument FN.
9743 Use it instead of cfun. Update all users.
9745 2008-05-13 Tom Tromey <tromey@redhat.com>
9747 PR preprocessor/22168:
9748 * doc/cpp.texi (Top): Update menu.
9749 (Alternatives to Wrapper #ifndef): New node.
9750 (Other Directives): Document deprecation.
9751 (Obsolete Features): Remove menu.
9752 (Assertions): Merge node into Obsolete Features.
9753 (Obsolete once-only headers): Move earlier; rename to Alternatives
9755 * doc/cppopts.texi: Update.
9756 * c.opt (Wdeprecated): Enable for C and ObjC.
9757 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
9758 (C++ Dialect Options): Move -Wno-deprecated from here to...
9759 (Warning Options): ... here.
9761 2008-05-13 Richard Guenther <rguenther@suse.de>
9764 * fold-const.c (fold_sign_changed_comparison): Do not allow
9765 changes in pointer-ness.
9767 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
9770 * config/sh/sh.c (sh_expand_prologue): Don't clear
9771 RTX_FRAME_RELATED_P for push insns.
9773 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
9775 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
9777 2008-05-12 Anatoly Sokolov <aesok@post.ru>
9779 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
9780 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
9781 Use 'machine->is_leaf' instead of 'leaf_func_p'.
9783 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
9785 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
9786 (*vec_concatv4sf_sse): This.
9787 (*sse2_concatv2si): Renamed to ...
9788 (*vec_concatv2si_sse2): This.
9789 (*sse1_concatv2si): Renamed to ...
9790 (*vec_concatv2si_sse): This.
9791 (*vec_concatv2di_rex): Renamed to ...
9792 (*vec_concatv2di_rex64): This.
9793 (*vec_concatv2si_sse4_1): New.
9794 (*vec_concatv2di_rex64_sse4_1): Likewise.
9796 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
9798 PR rtl-optimization/36111
9799 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
9800 that was created for swappable operands.
9802 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
9805 * Makefile.in: Substitute GNATMAKE and GNATBIND.
9806 * configure.ac: Add call to ACX_PROG_GNAT.
9808 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
9810 * optc-gen.awk: Fix comment typo.
9812 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
9814 * pretty-print.c (pp_integer_with_precision): Use
9815 HOST_LONG_LONG_FORMAT.
9817 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
9819 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
9821 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
9823 * config/i386/i386.c (bdesc_ptest): Removed.
9824 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
9825 (bdesc_args): Add __builtin_ia32_ptestz128,
9826 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
9827 (ix86_init_mmx_sse_builtins): Updated.
9828 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
9829 (ix86_expand_builtin): Updated.
9831 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
9833 * tree-cfg.c (valid_fixed_convert_types_p): New function.
9834 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
9836 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
9838 * value-prof.c (interesting_stringop_to_profile): Do not
9839 return early for BUILT_IN_MEMPCPY.
9841 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
9843 * calls.c (expand_call): Don't use callgraph to increase
9844 preferred_stack_boundary.
9846 * cgraph.h (cgraph_rtl_info): Use unsigned on
9847 preferred_incoming_stack_boundary.
9849 * final.c (rest_of_clean_state): Use unsigned on
9850 preferred_stack_boundary.
9852 2008-05-09 Tom Tromey <tromey@redhat.com>
9854 PR preprocessor/22231:
9855 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
9858 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
9860 PR tree-optimization/36129
9861 * tree-ssa-ccp.c: Include value-prof.h.
9862 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
9863 built-in function was folded to a constant.
9864 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
9866 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
9867 Sebastian Pop <sebastian.pop@amd.com>
9869 * tree-scalar-evolution.c: Document instantiate_scev.
9870 (instantiate_parameters_1): Renamed instantiate_scev_1.
9871 Don't use the same loop for instantiation_loop and evolution_loop.
9872 (instantiate_scev): New.
9873 (instantiate_parameters): Moved...
9874 (resolve_mixers): Update call to instantiate_scev_1 to pass the
9875 same loop twice. Maintains the semantics for this function.
9876 * tree-scalar-evolution.h (instantiate_scev): Declare.
9877 (instantiate_parameters): ...here. Now static inline.
9878 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
9879 instead of resolve_mixers.
9881 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
9883 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
9885 2008-05-09 Tomas Bily <tbily@suse.cz>
9887 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
9888 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
9889 * tree-ssa-structalias.c (get_constraint_for): Likewise.
9890 * c-common.c (c_common_truthvalue_conversion): Likewise.
9891 * tree-object-size.c (compute_object_offset): Likewise.
9892 * tree-inline.c (estimate_num_insns_1): Likewise.
9893 * varasm.c (const_hash_1, compare_constant, copy_constant)
9894 (compute_reloc_for_constant, output_addressed_constants)
9895 (initializer_constant_valid_p): Likewise.
9896 * c-omp.c (check_omp_for_incr_expr): Likewise.
9897 * gimplify.c (gimplify_expr): Likewise.
9898 * c-typeck.c (c_finish_return): Likewise.
9899 * tree-vectorizer.c (supportable_widening_operation)
9900 (supportable_narrowing_operation): Likewise.
9901 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
9902 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
9903 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
9904 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
9905 (descr_info_loc): Likewise.
9906 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
9907 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
9908 (fold_unary): Likewise.
9909 * builtins.c (get_pointer_alignment): Likewise.
9910 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
9911 (instantiate_parameters_1): Likewise.
9912 * tree.c (expr_align, stabilize_reference): Likewise.
9913 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
9914 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
9915 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
9916 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
9917 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
9918 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
9920 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
9921 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
9922 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
9923 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
9924 (forward_propagate_comparison)
9925 (tree_ssa_forward_propagate_single_use_vars): Likewise.
9926 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
9927 * emit-rtl.c (component_ref_for_mem_expr)
9928 (set_mem_attributes_minus_bitpos): Likewise.
9929 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
9930 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
9932 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
9933 (build_function_call, pointer_diff, build_compound_expr)
9934 (c_finish_return): Likewise.
9935 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
9936 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
9938 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
9939 * expr.c (is_aligning_offset): Likewise.
9940 * tree-ssa-alias.c (is_escape_site): Likewise.
9941 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
9942 (check_all_va_list_escapes): Likewise.
9943 * tree-ssa-loop-ivopts.c (determine_base_object)
9944 (determine_common_wider_type): Likewise.
9945 * dojump.c (do_jump): Likewise.
9946 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
9947 * tree-gimple.c (is_gimple_cast): Likewise.
9948 * fold-const.c (decode_field_reference, )
9949 (fold_sign_changed_comparison, fold_unary, fold_comparison)
9950 (fold_binary): Likewise.
9951 * tree-ssa-alias-warnings.c (find_alias_site_helper)
9952 (already_warned_in_frontend_p): Likewise.
9953 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
9954 * tree.c (really_constant_p, get_unwidened): Likewise.
9955 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
9956 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
9957 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
9959 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
9961 (CONVERT_EXPR_P): Define.
9962 (CASE_CONVERT): Define.
9964 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
9967 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
9968 (delete_unmarked_insns): When deleting a call, call
9969 delete_unreachable_blocks.
9970 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
9971 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
9973 2008-05-08 Richard Guenther <rguenther@suse.de>
9975 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
9976 (-ftree-salias): Likewise.
9977 (salias-max-implicit-fields): Remove param documentation.
9978 (salias-max-array-elements): Likewise.
9979 * tree-pass.h (pass_create_structure_vars): Remove.
9980 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9981 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9982 * tree-ssa-alias.c (create_structure_vars): Remove.
9983 (gate_structure_vars): Likewise.
9984 (pass_create_structure_vars): Likewise.
9985 (gate_build_alias): Likewise.
9986 (pass_build_alias): Adjust to run always and dump the function.
9987 * common.opt (ftree-salias): Hide.
9988 * passes.c (init_optimization_passes): Remove
9989 pass_create_structure_vars, adjust comment.
9990 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
9991 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
9992 * opts.c (decode_options): Do not set flag_tree_salias.
9993 (common_handle_option): Add OPT_ftree_salias to the backward
9994 compatibility section.
9996 2008-05-08 Richard Guenther <rguenther@suse.de>
9998 * tree-flow-inline.h (var_can_have_subvars): Move ...
9999 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
10000 * tree-flow.h (var_can_have_subvars): Remove.
10001 (push_fields_onto_fieldstack): Remove.
10002 (sort_fieldstack): Likewise.
10003 (struct fieldoff): Move ...
10004 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
10005 alias_set and base_for_components fields.
10006 (sort_fieldstack): Make static.
10007 (push_fields_onto_fieldstack): Likewise. Remove code that
10008 handles anything but RECORD_TYPEs. Remove alias_set and
10009 base_for_components handling.
10010 (create_variable_info_for): Adjust.
10012 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
10014 * common.opt (Wframe-larger-than=): Shorten the help message
10016 * doc/invoke.texi (Wframe-larger-than=): Add more description.
10018 2008-05-08 Rafael Espindola <espindola@google.com>
10020 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
10022 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
10023 trap and that both operands are gimple values.
10024 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
10025 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
10028 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10030 * read-rtl.c (join_c_conditions): Return the first string if the
10031 two strings are equal.
10033 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
10035 * gensupport.h (pred_data): Add a "num_codes" field.
10036 (add_predicate_code): Declare.
10037 * gensupport.c (add_predicate_code): New function.
10038 (std_pred_table): Add an "allows_const_p" field.
10039 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
10040 Remove the (incomplete) list of such codes from the codes field.
10041 (init_predicate_table): Use add_predicate_code. Add all
10042 RTX_CONST_OBJs if allows_const_p is true.
10043 * genrecog.c (process_define_predicate): Use add_predicate_code.
10045 2008-05-08 David Daney <ddaney@avtrex.com>
10046 Richard Sandiford <rsandifo@nildram.co.uk>
10048 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
10049 special case of constant zero operands.
10050 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
10051 old and new values. Special case constant zero values.
10052 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
10054 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
10055 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
10057 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
10060 * simplify-rtx.c (simplify_plus_minus): Create CONST of
10061 similar RTX_CONST_OBJ before CONST_INT.
10063 2008-05-08 Steve Ellcey <sje@cup.hp.com>
10065 * stmt.c (expand_stack_restore): Change sa mode if needed.
10067 2008-05-08 Richard Guenther <rguenther@suse.de>
10069 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
10070 return type to bool.
10071 (ix86_sol10_return_in_memory): Likewise.
10072 (ix86_i386elf_return_in_memory): Likewise.
10073 (ix86_i386interix_return_in_memory): Likewise.
10074 * config/i386/i386.c (ix86_return_in_memory): Likewise.
10075 (ix86_sol10_return_in_memory): Likewise.
10076 (ix86_i386elf_return_in_memory): Likewise.
10077 (ix86_i386interix_return_in_memory): Likewise.
10079 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10082 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
10084 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
10085 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
10088 2008-05-08 Richard Guenther <rguenther@suse.de>
10090 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
10091 * tree-data-ref.h (struct dr_alias): Remove subvars field.
10092 (DR_SUBVARS): Remove.
10093 * tree-dfa.c (dump_subvars_for): Remove.
10094 (debug_subvars_for): Likewise.
10095 (dump_variable): Do not dump subvars.
10096 (remove_referenced_var): Do not remove subvars.
10097 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
10098 (lookup_subvars_for_var): Remove.
10099 (get_subvars_for_var): Likewise.
10100 (get_subvars_at): Likewise.
10101 (get_first_overlapping_subvar): Likewise.
10102 (overlap_subvar): Likewise.
10103 * tree-flow.h (subvar_t): Remove.
10104 (struct var_ann_d): Remove subvars field.
10105 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
10106 argument. Remove special handling of SFTs.
10107 (compute_tag_properties): Likewise.
10108 (set_initial_properties): Likewise.
10109 (compute_call_clobbered): Likewise.
10110 (count_mem_refs): Likewise.
10111 (compute_memory_partitions): Likewise.
10112 (compute_flow_insensitive_aliasing): Likewise.
10113 (setup_pointers_and_addressables): Likewise.
10114 (new_type_alias): Likewise.
10115 (struct used_part): Remove.
10116 (used_portions): Likewise.
10117 (struct used_part_map): Likewise.
10118 (used_part_map_eq): Likewise.
10119 (used_part_map_hash): Likewise.
10120 (free_used_part_map): Likewise.
10121 (up_lookup): Likewise.
10122 (up_insert): Likewise.
10123 (get_or_create_used_part_for): Likewise.
10124 (create_sft): Likewise.
10125 (create_overlap_variables_for): Likewise.
10126 (find_used_portions): Likewise.
10127 (create_structure_vars): Likewise.
10128 * tree.def (STRUCT_FIELD_TAG): Remove.
10129 * tree.h (MTAG_P): Adjust.
10130 (struct tree_memory_tag): Remove base_for_components and
10131 unpartitionable flags.
10132 (struct tree_struct_field_tag): Remove.
10133 (SFT_PARENT_VAR): Likewise.
10134 (SFT_OFFSET): Likewise.
10135 (SFT_SIZE): Likewise.
10136 (SFT_NONADDRESSABLE_P): Likewise.
10137 (SFT_ALIAS_SET): Likewise.
10138 (SFT_UNPARTITIONABLE_P): Likewise.
10139 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
10140 (union tree_node): Remove sft field.
10141 * alias.c (get_alias_set): Remove special handling of SFTs.
10142 * print-tree.c (print_node): Remove handling of SFTs.
10143 * tree-dump.c (dequeue_and_dump): Likewise.
10144 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
10145 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
10146 * tree-predcom.c (set_alias_info): Do not set subvars.
10147 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
10148 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
10149 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
10150 (add_vars_for_offset): Remove.
10151 (add_virtual_operand): Remove special handling of SFTs.
10152 (add_call_clobber_ops): Likewise.
10153 (add_call_read_ops): Likewise.
10154 (get_asm_expr_operands): Likewise.
10155 (get_modify_stmt_operands): Likewise.
10156 (get_expr_operands): Likewise.
10157 (add_to_addressable_set): Likewise.
10158 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
10159 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
10160 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
10161 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
10162 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
10163 (tree_node_structure): Likewise.
10164 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
10166 (find_what_p_points_to): Likewise.
10168 2008-05-08 Sa Liu <saliu@de.ibm.com>
10170 * config/spu/spu.md: Fixed subti3 pattern.
10172 2008-05-08 Richard Guenther <rguenther@suse.de>
10174 PR middle-end/36154
10175 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
10176 sure to create a representative for trailing arrays for PTA.
10178 2008-05-08 Richard Guenther <rguenther@suse.de>
10180 PR middle-end/36172
10181 * fold-const.c (operand_equal_p): Two objects which types
10182 differ in pointerness are not equal.
10184 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
10186 * calls.c (compute_argument_block_size): Add argument tree fndecl.
10187 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
10188 (emit_library_call_value_1): Add new variable fndecl initialized by
10189 NULL_TREE. It should be the decl type of orgfun, but this information
10190 seems not to be available here, so it uses the default calling abi.
10191 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
10192 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
10193 by TARGET_RETURN_IN_MEMORY.
10194 * config/i386/i386-interix.h: Likewise.
10195 * config/i386/i386.h: Likewise.
10196 * config/i386/i386elf.h: Likewise.
10197 * config/i386/ptx4-i.h: Likewise.
10198 * config/i386/sol2-10.h: Likewise.
10199 * config/i386/sysv4.h: Likewise.
10200 * config/i386/vx-common.h: Likewise.
10201 * config/cris/cris.h: Removed #if 0 clause.
10202 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
10203 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
10205 (ix86_sol10_return_in_memory): Likewise.
10206 (ix86_i386elf_return_in_memory): New.
10207 (ix86_i386interix_return_in_memory): New.
10208 * config/mt/mt-protos.h (mt_return_in_memory): New.
10209 * config/mt/mt.c: Likewise.
10210 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10211 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
10212 * config/bfin/bfin.h: Likewise.
10213 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
10215 * config/bfin/bfin.c: Likewise.
10216 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
10217 * config/alpha/unicosmk.h: Likewise.
10218 * config/i386/cygming.h: Likewise.
10219 * config/iq2000/iq2000.h: Likewise.
10220 * config/mips/mips.h: Likewise.
10221 * config/mn10300/mn10300.h: Likewise.
10222 * config/rs6000/rs6000.h: Likewise.
10223 * config/score/score.h: Likewise.
10224 * config/spu/spu.h: Likewise.
10225 * config/v850/v850.h: Likewise.
10226 * defaults.h: Likewise.
10227 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
10228 * expr.c (emit_block_move): Adjust use of
10229 OUTGOING_REG_PARM_STACK_SPACE.
10230 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
10231 OUTGOING_REG_PARM_STACK_SPACE.
10232 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
10234 2008-05-08 Jakub Jelinek <jakub@redhat.com>
10236 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
10237 on OMP_RETURN for OMP_FOR.
10240 * dwarf2out.c (dw_expand_expr, common_check): Removed.
10241 (fortran_common): New function.
10242 (gen_variable_die): Call fortran_common instead of common_check,
10243 adjust for it returning tree instead of rtx. Formatting.
10245 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
10249 * see.c (see_copy_insn): Copy new pure const attributes for new call.
10250 * c-decl.c (merge_decls): Ditto.
10251 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
10252 to RTL_CONST_OR_PURE_CALL_P.
10253 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
10254 Initialized DECL_LOOPING_CONST_PURE.
10255 (process_call_operands): Set tree_side_effects properly.
10256 * tree.h (TREE_READONLY_DECL_P): Removed.
10257 (DECL_IS_PURE): Renamed to DECL_PURE_P.
10258 (DECL_LOOPING_OR_CONST_P): New macro.
10259 (struct tree_function_decl): Added looping_const_or_pure_p.
10260 (ECF_*) Renumbered.
10261 (ECF_LOOPING_OR_CONST_P): New macro.
10262 * rtlanal.c (pure_const_p): Removed.
10263 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
10264 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
10265 to RTL_CONST_CALL_P.
10266 * ipa-pure-const.c (pure_const_state_e): Added looping field.
10267 (check_decl, check_tree, check_call, scan_function): Initialize
10269 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
10270 (static_execute): Set looping true for recursive functions.
10271 Undo setting state to IPA_NEITHER for recursive functions.
10272 * cse.c (cse_insn):
10273 * ifcvt.c (noce_can_store_speculate_p): Changed
10274 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
10275 RTL_CONST_OR_PURE_CALL_P.
10276 * dse.c (scan_insn): Ditto.
10277 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
10278 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
10279 RTL_CONST_OR_PURE_CALL_P.
10280 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
10281 pure_call_p to RTL_CONST_CALL_P.
10282 * gimplify.c (gimplify_call_expr): Clear side effects for
10283 non-looping pure and constant calls.
10284 * calls.c (emit_call_1): Set rtl flags from ecf flags.
10285 (flags_from_decl_or_type): Set ecf flags from decl flags.
10286 (initialize_argument_information): Turn off
10287 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
10288 Change const to pure if callee_copies is true rather than just
10290 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
10291 way of marking pure calls.
10292 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
10293 Remove hack that was supposed to fix pr7335 and remove old
10294 way of marking pure calls.
10295 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
10296 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
10297 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
10298 RTL_CONST_OR_PURE_CALL_P.
10299 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
10300 * loop-invariant.c (find_exits, find_invariant_bb): Changed
10301 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
10302 * sched-deps.c (schedule_analyze): Ditto.
10303 * rtl.h (struct rtx_def): Use call field, unchanging field, and
10304 return_val field of calls to represent pure and const function info.
10305 (CONST_OR_PURE_CALL_P): Deleted macro.
10306 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
10307 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
10308 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
10310 * tree-optimize.c (execute_fixup_cfg): Added test for
10311 ECF_LOOPING_CONST_OR_PURE.
10312 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
10314 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
10315 effects for looping pure or const calls.
10316 (verify_gimple_expr): Added verification code.
10317 * config/alpha/alpha.c (alpha_legitimize_address,
10318 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
10320 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
10321 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
10322 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
10323 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
10324 RTL_CONST_OR_PURE_CALL_P.
10325 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
10326 and const calls to be deleted.
10328 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10331 * config/i386/mmx.md (mmx_subv2sf3): New expander.
10332 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
10333 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
10334 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10335 to handle nonimmediate operands.
10336 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
10337 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
10338 to handle nonimmediate operands.
10339 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
10340 (mmx_pmulhrwv4hi3): New expander. Use
10341 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10342 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
10343 (sse2_umulv1siv1di3): New expander. Use
10344 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10345 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
10346 (mmx_eq<mode>3): New expander. Use
10347 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10348 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
10349 (mmx_uavgv8qi3): New expander. Use
10350 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10351 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
10352 (mmx_uavgv4hi3): New expander. Use
10353 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10355 * config/i386/sse.md
10356 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
10357 to handle nonimmediate operands.
10358 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
10359 to handle nonimmediate operands.
10360 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
10361 to handle nonimmediate operands.
10362 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
10363 to handle nonimmediate operands.
10364 (sse2_unpckhpd_exp): New expander. Use
10365 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10366 (sse2_unpcklpd_exp): New expander. Use
10367 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10368 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
10369 to handle nonimmediate operands.
10370 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
10371 to handle nonimmediate operands.
10372 (*sse2_<plusminus_insn><mode>3): Rename from
10373 sse2_<plusminus_insn><mode>3 insn pattern.
10374 (sse2_<plusminus_insn><mode>3): New expander. Use
10375 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10376 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
10377 (sse2_umulv2siv2di3): New expander. Use
10378 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10379 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
10380 (sse4_1_mulv2siv2di3): New expander. Use
10381 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10382 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
10383 (sse2_pmaddwd): New expander. Use
10384 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10385 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
10386 (sse2_eq<mode>3): New expander. Use
10387 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10388 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
10389 (sse4_1_eqv2di3): New expander. Use
10390 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10391 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10392 (sse2_uavgv16qi3): New expander. Use
10393 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10394 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
10395 (sse2_uavgv16qi3): New expander. Use
10396 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10397 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
10398 (sse2_uavgv8hi3): New expander. Use
10399 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10400 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
10401 (ssse3_pmulhrswv8hi3): New expander. Use
10402 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10403 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
10404 (ssse3_pmulhrswv4hi3): New expander. Use
10405 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10407 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
10408 (<sse>_vmmul<mode>3): Ditto.
10409 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
10411 (ssse3_pmaddubsw128): Use register_operand for operand 1.
10412 (ssse3_pmaddubsw): Ditto.
10414 * config/i386/i386.c (struct_builtin_description)
10415 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
10416 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
10417 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
10418 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
10419 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
10420 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
10421 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
10422 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
10423 (ix86_fixup_binary_operands): Assert that src1
10424 and src2 must have the same mode when swapped.
10425 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
10426 and ix86_binary_operator_ok. Do not force operands in registers
10429 2008-05-07 Jan Hubicka <jh@suse.cz>
10431 * cgraph.c (dump_cgraph_node): Update.
10432 * cgraph.h (cgraph_local_info): Break out inline summary.
10433 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
10435 * ipa-inline (inline_summary): New accestor function.
10436 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
10437 cgraph_decide_inlining, compute_inline_parameters): Update.
10438 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
10440 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
10442 Cleanup ColdFire scheduling support and add V4 pipeline model.
10444 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
10445 (define_attr cpu): Add cfv4 value.
10446 (define_attr type, define_attr type1): Merge into a single 'type'
10447 attribute. Update all uses.
10448 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
10449 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
10451 (define_attr opx_mem, define_attr opy_mem): Remove.
10452 (define_attr op_mem): Clean up, update comment.
10453 (define_attr size): Use specific values instead of general int.
10454 (define_attr guess, define_attr split): Remove. Update all uses.
10455 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
10456 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
10457 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
10458 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
10459 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
10460 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
10461 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
10462 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
10463 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
10464 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
10465 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
10466 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
10467 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
10468 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
10469 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
10470 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
10471 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
10472 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
10473 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
10474 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
10475 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
10476 Update or set attributes.
10477 (stack_tie): New fake instruction.
10479 * config/m68k/m68k.h (TUNE_CFV4): New macro.
10480 (m68k_sched_attr_size): Update declaration.
10481 (m68k_sched_attr_type2): Remove.
10482 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
10483 Declare new bypass predicates.
10485 * config/m68k/m68k.c (m68k_sched_issue_rate,
10486 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
10488 (TARGET_SCHED_ISSUE_RATE,
10489 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
10490 (override_options): Handle scheduling for ColdFire V4 core.
10491 (m68k_expand_prologue): Emit stack_tie.
10492 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
10493 'OP_TYPE_FPN'. Update all uses.
10494 (sched_guess_p): Remove.
10495 (sched_address_type): Handle symbolic addresses.
10496 (sched_get_operand): New static function.
10497 (sched_operand_type): Merge into sched_attr_op_type.
10498 (sched_attr_op_type): Handle FP registers, handle quick constants,
10500 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
10501 (m68k_sched_attr_size): Update. Move logic to ...
10502 (sched_get_attr_size_int): New static function.
10503 (sched_get_opxy_mem_type): New static function.
10504 (m68k_sched_attr_op_mem): Update.
10505 (m68k_sched_attr_type2): Remove.
10506 (sched_cfv4_bypass_data): New static variable.
10507 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
10508 (m68k_sched_issue_rate): Implement scheduler hook.
10509 (struct _sched_ib: enabled_p): New field.
10510 (m68k_sched_variable_issue): Update. Handle V4.
10511 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
10512 sched_dump_class_func_t, sched_dump_split_class,
10513 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
10514 sched_dump_dfa_class, m68k_sched_dump): Remove.
10515 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
10517 (m68k_sched_init_global): Remove statisctics dumping, introduce
10518 sanity check that all instructions have pipeline reservations. Handle
10520 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
10521 Handle ColdFire V4 core.
10522 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
10523 New static functions.
10524 (m68k_sched_address_bypass_p): New bypass predicate.
10525 (sched_get_indexed_address_scale): New static function.
10526 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
10528 * cf.md: Update comments.
10529 (define_attr type2): Remove. Use 'type' attribute instead.
10531 (cf_ib): Rename to cfv123_ib. Update all uses.
10532 (cf_oep): Rename to cfv123_oep. Update all uses.
10533 (cf_chr): Rename to cfv123_chr. Update all uses.
10534 (cf_mem): Rename to cfv123_mem. Update all uses.
10535 (cf_mac): Move to more appropriate place.
10536 (cfv123_guess): New automaton and cpu_unit.
10537 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
10538 Update uses of 'size' attribute. Handle before reload scheduling.
10539 (cfv123_guess): New dummy reservation for unhandled instructions.
10540 (cfv4_*): Pipeline description of ColdFire V4 core.
10541 (ignore): New reservation to handle 'ignore' type.
10543 2008-05-07 Ian Lance Taylor <iant@google.com>
10545 PR middle-end/36013
10546 * gimplify.c (find_single_pointer_decl_1): Don't look through
10548 (find_single_pointer_decl): Adjust comments.
10550 2008-05-07 Jakub Jelinek <jakub@redhat.com>
10552 PR middle-end/36137
10553 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
10554 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
10556 PR middle-end/36106
10557 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
10558 integral type rather than floating point, then VIEW_CONVERT_EXPR
10559 to the floating point type.
10561 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
10563 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
10564 TFmode op0 to register.
10566 2008-05-07 Alan Modra <amodra@bigpond.net.au>
10568 * c-decl.c (grokdeclarator): Comment typo.
10570 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
10572 * tree-flow.h: Remove prototype for computed_goto_p.
10573 * tree-cfg.c (computed_goto_p): Make static.
10575 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
10578 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
10579 (contains_aligned_value_p): This. Handle _Decimal128.
10580 (ix86_function_arg_boundary): Only align _Decimal128 to its
10581 natural boundary and handle it properly.
10583 2008-05-06 Martin Jambor <mjambor@suse.cz>
10585 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
10586 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
10587 (ipcp_method_set_orig_node): Removed.
10588 (ipcp_cval_get_cvalue_type): Removed.
10589 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
10590 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
10591 (ipcp_cval_set_cvalue_type): Removed.
10592 (ipcp_cval_get_cvalue): Removed.
10593 (ipcp_cval_set_cvalue): Removed.
10594 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
10595 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
10596 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
10597 (ipcp_cval_meet): Renamed to ipa_lattice_meet
10598 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
10599 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
10600 (ipcp_get_ith_lattice): Changed parameters.
10601 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
10602 (ipcp_lattice_from_jfunc): Changed parameters.
10603 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
10604 (ipcp_method_cval_print): Added temporary variable info.
10605 (ipcp_redirect): Removed already unused local variable caller.
10606 (ipcp_redirect): New temporary variable orig_callee_info
10607 (ipcp_redirect): Removed newly unused local variable callee.
10608 (ipcp_redirect): Removed (a bit confusing) local variable type.
10609 (ipcp_insert_stage): Added local variable info.
10610 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
10612 (ipcp_formal_create): Removed.
10613 (ipcp_method_cval_set): Removed.
10614 (ipcp_propagate_stage): Renamed lattice variables.
10615 (ipcp_method_cval_set_cvalue_type): Removed.
10616 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
10617 (ipcp_print_all_lattices): Changed printed strings to refer to
10618 lattices rather than cvals.
10619 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
10620 (ipcp_propagate_const): Changed formal parameters.
10621 (build_const_val): Changed formal parameters.
10622 (ipcp_insert_stage): Removed useless variable cvalue
10623 (build_const_val): Changed formal parameters.
10624 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
10625 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
10626 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
10627 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
10628 (ipcp_print_func_profile_counts): Changed string from "method" to
10630 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
10631 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
10632 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
10633 (ipcp_structures_print): Renamed to ipcp_print_all_structures
10634 (ipcp_profile_print): Renamed to ipcp_print_profile_data
10635 (ipcp_lat_is_const): Changed parameters and made inline.
10636 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
10637 (ipcp_redirect): Renamed to ipcp_need_redirect_p
10638 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
10639 the predicate condition directly
10640 (ipcp_propagate_stage): Added local variable args. Removed local
10641 variable callee. (Both are mere code simplifications.)
10642 (ipcp_method_dont_insert_const): Renamed to
10643 ipcp_node_not_modifiable_p.
10644 (ipcp_node_not_modifiable_p): Made inline.
10645 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
10646 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
10647 (ipcp_print_all_lattices): Removed variable cvalue
10648 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
10651 2008-05-06 Olivier Hainque <hainque@adacore.com>
10653 * tree-sra.c (try_instantiate_multiple_fields): Early return
10654 if field has POINTER_TYPE.
10656 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
10658 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
10659 by using 'q' specifier for instruction.
10660 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
10662 2008-05-06 Anatoly Sokolov <aesok@post.ru>
10664 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
10665 Change mode of zero_extract from QImode to HImode.
10666 (sign bit tests peepholes): (Ditto.).
10668 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
10670 * config/i386/mmx.md: Remove double backslashes from asm templates.
10671 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
10672 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10673 to handle nonimmediate operands.
10674 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
10675 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
10676 to handle nonimmediate operands.
10677 (*mmx_<code>v2sf3_finite): New insn pattern.
10678 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
10679 (mmx_<code>v2sf3): New expander. Use
10680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10681 (mmx_<plusminus_insn><mode>3): New expander. Use
10682 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10683 (*mmx_<plusminus_insn><mode>3): New insn pattern.
10684 (mmx_add<mode>3): Removed.
10685 (mmx_ssadd<mode>3): Ditto.
10686 (mmx_usadd<mode>3): Ditto.
10687 (mmx_sub<mode>3): Ditto.
10688 (mmx_sssub<mode>3): Ditto.
10689 (mmx_ussub<mode>3): Ditto.
10690 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
10691 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
10692 to handle nonimmediate operands.
10693 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
10695 (mmx_smulv4hi3_highpart): New expander. Use
10696 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10697 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
10699 (mmx_umulv4hi3_highpart): New expander. Use
10700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10701 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
10702 (mmx_<code>v4hi3): New expander. Use
10703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10704 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
10705 (mmx_<code>v8qi3): New expander. Use
10706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10707 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
10708 (mmx_<code><mode>3): New expander. Use
10709 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
10711 2008-05-05 Jan Hubicka <jh@suse.cz>
10713 PR tree-optimization/36118
10714 * passes.c (pass_init_dump_file): Fix dump header.
10716 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10718 PR middle-end/36141
10719 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
10720 VCE for function decls.
10722 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10724 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
10726 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
10728 * config/i386/i386.md (sat_plusminus): New.
10729 (plusminus_insn): Likewise.
10730 (plusminus_mnemonic): Likewise.
10732 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
10733 (*<addsub><mode>3_cc_overflow): Renamed to ...
10734 (*<plusminus_insn><mode>3_cc_overflow): This.
10735 (*<addsub>si3_zext_cc_overflow): Renamed to ...
10736 (*<plusminus_insn>si3_zext_cc_overflow): This.
10738 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
10739 (<plusminus_insn><mode>3): This.
10740 (*<addsub><mode>3): Renamed to ...
10741 (*<plusminus_insn><mode>3): This.
10742 (<sse>_vm<addsub><mode>3): Renamed to ...
10743 (<sse>_vm<plusminus_insn><mode>3): This.
10744 (sse3_h<addsub>v4sf3): Renamed to ...
10745 (sse3_h<plusminus_insn>v4sf3): This.
10746 (sse3_h<addsub>v2df3): Renamed to ...
10747 (sse3_h<plusminus_insn>v2df3): This.
10748 (<plusminus_insn><mode>3): New.
10749 (*<plusminus_insn><mode>3): Likewise.
10750 (sse2_<plusminus_insn><mode>3): Likewise.
10751 (add<mode>): Removed.
10752 (*add<mode>3): Likewise.
10753 (sse2_ssadd<mode>3): Likewise.
10754 (sse2_usadd<mode>3): Likewise.
10755 (sub<mode>3): Likewise.
10756 (*sub<mode>3): Likewise.
10757 (sse2_sssub<mode>3): Likewise.
10758 (sse2_ussub<mode>3): Likewise.
10760 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
10762 * gthr-single.h: Add in required interface elements as per gthr.h.
10763 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
10764 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
10765 Generalize UNUSED macro.
10766 (__gthread_once): Add.
10767 (__gthread_key_create): Add.
10768 (__gthread_key_delete): Add.
10769 (__gthread_getspecific): Add.
10770 (__gthread_setspecific): Add.
10772 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
10774 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
10775 the same size types for the indirect reference on the rhs, then
10778 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
10780 * config/i386/i386.md
10781 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
10782 one insn template instead of template series.
10783 (*xordi_1_rex64): Ditto.
10784 (*xordi_2_rex64): Ditto.
10786 2008-05-05 Ira Rosen <irar@il.ibm.com>
10788 PR tree-optimization/36119
10789 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
10792 2008-06-04 Jan Hubicka <jh@suse.cz>
10794 tree-optimization/36100
10795 * tree-pass.h (pass_O0_always_inline): Declare.
10796 * ipa-inline.c (inline_transform): Remove dead code.
10797 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
10798 pass_O0_always_inline): New.
10799 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
10801 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
10803 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
10804 mnemonic in this_param move for TARGET_64BIT.
10806 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
10808 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
10809 (*strmovsi_rex_1): Ditto.
10810 (*strsetsi_1): Ditto.
10811 (*strsetsi_rex_1): Ditto.
10813 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
10814 adddicc expanders using SWI mode iterator.
10816 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
10819 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
10822 2008-05-04 David S. Miller <davem@davemloft.net>
10824 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
10825 (sparc*-*-linux*): Use linux.h in tm_file.
10826 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
10827 compiler defaulting to 32-bit.
10828 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
10830 * config/sparc/linux.h: Remove definitions now obtained
10831 properly from linux.h
10832 * config/sparc/linux64.h: Likewise.
10833 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
10834 don't want this setting for 32-bit builds in a biarch compiler.
10835 * doc/install.texi: Add sparc-linux to list of targets
10836 supporting --enable-targets=all.
10838 2008-05-03 Andrew Pinski <pinskia@gmail.com>
10840 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
10842 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
10844 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
10845 after V4SI_FTYPE_V8HI.
10846 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
10847 case V4SI_FTYPE_V2DF.
10849 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
10851 * doc/invoke.texi (max-flow-memory-locations): Removed.
10852 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
10854 2008-05-03 Richard Guenther <rguenther@suse.de>
10856 PR middle-end/34973
10857 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
10859 2008-05-02 David S. Miller <davem@davemloft.net>
10861 * config.gcc (need_64bit_hwint): Document libcpp dependency.
10863 2008-05-02 Simon Baldwin <simonb@google.com>
10866 * c-common.h (warn_array_subscript_range): Removed.
10867 * c-common.c (warn_array_subscript_range): Ditto.
10868 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
10869 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
10871 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10873 * config/i386/i386.c (ix86_special_builtin_type): New.
10874 (bdesc_special_args): Likewise.
10875 (ix86_expand_special_args_builtin): Likewise.
10876 (ix86_init_mmx_sse_builtins): Updated.
10877 (ix86_expand_builtin): Updated.
10878 (ix86_expand_store_builtin): Removed.
10879 (ix86_expand_unop_builtin): Likewise.
10881 * config/i386/mm3dnow.h (__v2sf): Moved to ...
10882 * config/i386/mmintrin.h (__v2sf): Here.
10884 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
10886 (_mm_loadl_pi): Likewise.
10887 (_mm_storeh_pi): Replace __v2si with __v2sf.
10888 (_mm_storel_pi): Likewise.
10890 * doc/extend.texi: Correct __builtin_ia32_loadhps,
10891 __builtin_ia32_loadlps, __builtin_ia32_storehps,
10892 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
10893 __builtin_ia32_loadlpd.
10895 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
10897 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
10898 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
10899 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
10900 (ix86_init_mmx_sse_builtins): Updated.
10901 (ix86_expand_args_builtin): Likewise.
10902 (ix86_expand_builtin): Likewise.
10903 (ix86_expand_unop1_builtin): Renamed to ...
10904 (ix86_expand_unop_vec_merge_builtin): This.
10906 2008-05-01 Jan Hubicka <jh@suse.cz>
10909 * ipa-inline.c (inline_generate_summary): Make static.
10910 (inline_transform): Do not call inlining at -O0; make static.
10911 * passes.c (execute_todo): Add sanity check.
10912 (execute_one_ipa_transform_pass): Execute proper flags.
10914 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
10916 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
10917 (DECL_NONADDRESSABLE_P): Likewise.
10918 * alias.c (record_component_aliases): Fix comment.
10920 2008-05-01 Simon Baldwin <simonb@google.com>
10922 * c-common.h (warn_array_subscript_range): New function.
10923 * c-common.c (warn_array_subscript_range): Ditto.
10924 * tree-vrp.c (check_array_ref): Corrected code to agree with
10925 comment, ignoring only arrays of size 0 or size 1.
10926 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
10928 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10930 * config/i386/i386.c (ix86_builtin_type): Replace
10931 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
10932 (bdesc_args): Updated.
10933 (ix86_init_mmx_sse_builtins): Likewise.
10934 (ix86_expand_args_builtin): Likewise.
10936 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
10939 * doc/extend.texi: Correct __builtin_ia32_palignr.
10941 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10944 * config/i386/i386.c (bdesc_crc32): Removed.
10945 (ix86_expand_crc32): Likewise.
10946 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
10947 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
10948 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
10949 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
10950 UINT_FTYPE_UINT_UCHAR.
10951 (bdesc_args): Updated. Add crc32 builtins.
10952 (ix86_init_mmx_sse_builtins): Updated.
10953 (ix86_expand_args_builtin): Updated to support subreg.
10955 * doc/extend.texi: Correct __builtin_ia32_crc32di.
10957 2008-05-01 Jan Hubicka <jh@suse.cz>
10959 * tree-pass.h (opt_pass): Add IPA_PASS.
10960 (varpool_node, cgraph_node): Forward declare.
10961 (ipa_opt_pass): Define.
10962 (pass_ipa_inline): Turn into ipa_opt_pass.
10963 (pass_apply_inline): Remove.
10964 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
10965 (apply_inline): Turn into ....
10966 (inline_transform): ... this one.
10967 (inline_generate_summary): New function.
10968 (pass_apply_inline): Remove.
10969 * function.h (ipa_opt_pass): Forward declare structure; typedef;
10971 (struct function): Add ipa_transforms_to_apply.
10972 * passes.c (register_one_dump_file): Work on IPA_PASS.
10973 (init_optimization_passes): Remove pass_inline_parameters and
10975 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
10976 (execute_one_pass) ... here; apply transforms when possible.
10977 (add_ipa_transform_pass, execute_ipa_summary_asses,
10978 execute_one_ipa_transform_pass): New.
10979 (execute_ipa_pass_list): Update for IPA_PASS type.
10981 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10983 * config/i386/i386.c (ix86_builtin_type): Add
10984 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
10985 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
10986 (bdesc_args): Add SSE4a builtins.
10987 (ix86_init_mmx_sse_builtins): Updated.
10988 (ix86_expand_args_builtin): Likewise.
10989 (ix86_expand_builtin): Likewise.
10991 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
10993 * config/i386/i386.c (ix86_builtin_type): Add
10994 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
10995 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
10996 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
10997 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
10998 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
10999 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
11000 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
11001 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
11002 and DI_FTYPE_DI_DI_INT.
11003 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
11004 (ix86_init_mmx_sse_builtins): Updated.
11005 (ix86_expand_args_builtin): Likewise.
11006 (ix86_expand_builtin): Likewise.
11007 (ix86_expand_binop_imm_builtin): Removed.
11009 * doc/extend.texi: Correct __builtin_ia32_palignr128.
11011 2008-04-30 Richard Guenther <rguenther@suse.de>
11013 PR tree-optimization/32921
11014 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
11016 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
11018 * config/arm/arm.c (arm_unwind_emit): Use
11019 crtl->all_throwers_are_sibcalls instead of
11020 cfun->all_throwers_are_sibcalls.
11021 (arm_output_fn_unwind): Likewise.
11022 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
11023 instead of cfun->uses_pic_offset_table.
11024 (frv_expand_prologue): Likewise.
11025 (frv_frame_pointer_required): Likewise.
11026 (frv_expand_fdpic_call): Likewise.
11027 (frv_emit_movsi): Likewise.
11028 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
11029 cfun->returns_pcc_struct instead of
11030 current_function_returns_pcc_struct.
11031 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
11032 instead of cfun->calls_eh_return.
11033 (m32c_pushm_popm): Likewise.
11034 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
11035 "extern" declaration.
11037 2008-04-30 Richard Guenther <rguenther@suse.de>
11039 PR tree-optimization/21636
11040 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
11042 (evaluate_stmt): Print the likely value.
11043 (ccp_visit_stmt): Avoid excessive vertical spacing.
11045 2008-04-30 Rafael Espindola <espindola@google.com>
11047 * builtins.c (fold_call_expr): Return realret.
11048 * tree-ssa-threadedge.c
11049 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
11050 __builtin_object_size.
11052 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
11054 * gcc.c (wrapper_string): New variable.
11055 (insert_wrapper): New function.
11056 (execute): New option -wrapper.
11057 * doc/invoke.texi (Overall Options): New driver option -wrapper.
11059 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
11061 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
11062 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
11063 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
11065 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
11066 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
11067 config/rs6000/e500crtres64gprctr.asm,
11068 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
11069 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
11070 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
11071 config/rs6000/e500crtsav64gprctr.asm,
11072 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
11073 config/rs6000/e500crtsavg64gprctr.asm: New files.
11074 * config/rs6000/t-ppccomm: Add build rules for new files.
11075 (LIB2FUNCS_STATIC_EXTRA): Add new files.
11076 * config/rs6000/t-netbsd: Add build rules for new files.
11077 (LIB2FUNCS_STATIC_EXTRA): New variable.
11078 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
11079 (CRTSAVRES_DEFAULT_SPEC): Likewise.
11080 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
11082 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
11084 * config/i386/i386.c (ix86_builtin_type): Add
11085 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
11086 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
11087 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
11088 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
11089 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
11090 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
11091 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
11092 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
11093 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
11094 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
11095 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
11096 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
11097 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
11098 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
11099 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
11100 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
11101 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
11102 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
11103 V1DI_FTYPE_V2SI_V2SI.
11104 (bdesc_2arg): Moved to ...
11105 (bdesc_args): Here.
11106 (ix86_init_mmx_sse_builtins): Updated.
11107 (ix86_expand_args_builtin): Updated. Take a pointer
11108 to const struct builtin_description. Handle comparison
11110 (ix86_expand_sse_compare): Take a new argument for swapping operands.
11111 (ix86_expand_builtin): Updated.
11113 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
11114 (ssse3_pmaddubsw128): This.
11115 (ssse3_pmaddubswv4hi3): Renamed to ...
11116 (ssse3_pmaddubsw): This.
11118 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
11119 (__builtin_ia32_packssdw128): Likewise.
11120 (__builtin_ia32_packuswb128): Likewise.
11121 (__builtin_ia32_pmaddubsw): Likewise.
11122 (__builtin_ia32_pmaddubsw128): Likewise.
11124 2008-04-30 Richard Guenther <rguenther@suse.de>
11126 PR tree-optimization/14847
11127 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
11128 (recognize_bits_test): Use it.
11129 (recognize_single_bit_test): Likewise.
11131 2008-04-30 Martin Jambor <mjambor@suse.cz>
11133 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
11134 instead of setting number of formal parameters to zero.
11135 (ipcp_init_stage): Do not set the number of actual parameters to zero
11137 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
11138 which are called with variable number of arguments.
11139 (ipcp_insert_stage): Explicitely skipping all nodes which are
11140 called with variable number of arguments.
11141 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
11142 number of parameters.
11144 * ipa-prop.h (struct ipa_node_params): Added flag
11145 called_with_var_arguments
11146 (ipa_set_param_count): Added. Changed sole setter to use it.
11147 (ipa_get_param_count): Added. All readers of param_count
11148 converted to use it instead.
11149 (ipa_set_called_with_variable_arg): Added.
11150 (ipa_is_called_with_var_arguments): Added.
11151 (ipa_get_ith_param): Added. All readers of param_decls converted
11153 (ipa_set_cs_argument_count): Added, sole writer to argument_count
11155 (ipa_get_cs_argument_count): Added, all readers of argument_count
11157 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
11160 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
11161 (struct ipcp_lattice): Renamed cval_type to type
11162 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
11164 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
11165 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
11166 (ipcp_insert_stage): Changed the type of variable cvalue to tree
11167 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
11168 (build_const_val): Changed the type of parameter cvalue to tree
11169 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
11170 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
11172 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
11175 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
11176 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
11177 (ipa_add_method): Renamed to ipa_push_func_to_list
11178 (ipa_remove_method): Renamed to ipa_pop_func_from_list
11179 (ipa_callsite_param_count): Removed.
11180 (ipa_callsite_param_count_set): Removed.
11181 (ipa_callsite_param): Removed.
11182 (ipa_callsite_callee): Removed.
11183 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
11184 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
11185 (ipa_method_formal_count): Removed.
11186 (ipa_method_formal_count_set): Removed.
11187 (ipa_method_get_tree): Removed.
11188 (ipa_method_tree_map_create): Removed.
11189 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
11190 (ipa_create_param_decls_array): Creates the array itself
11191 (ipa_create_param_decls_array): Temporary variable info instead of
11192 a few dereferences.
11193 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
11194 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
11195 (get_type): Removed.
11196 (ipa_jf_get_info_type): Removed.
11197 (ipa_node_create): Renamed to ipa_create_node_params
11198 (ipa_free): Renamed to ipa_free_all_node_params
11199 (ipa_nodes_create): Renamed to ipa_create_all_node_params
11200 (ipa_edges_create): Renamed to ipa_create_all_edge_args
11201 (ipa_edges_free): Renamed to ipa_free_all_edge_args
11202 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
11203 (ipa_free_all_node_params): Deallocation to jump_functions moved to
11204 ipa_free_all_edge_args
11205 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
11206 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
11207 (ipa_create_methodlist_node): Removed.
11208 (ipa_methodlist_method): Removed.
11209 (ipa_methodlist_method_set): Removed.
11210 (ipa_methodlist_next_method): Removed.
11211 (ipa_methodlist_next_method_set): Removed.
11212 (ipa_method_is_modified): Removed.
11213 (ipa_method_modify_create): Removed.
11214 (ipa_method_modify_init): Temporary variable info instead of a few
11216 (ipa_detect_param_modifications): Temporary variable info instead of
11217 a few dereferences.
11218 (ipa_compute_jump_functions): Temporary variable info instead of
11219 a few dereferences.
11220 (ipa_method_modify_set): Removed.
11221 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
11222 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
11223 than craph_node as the first parameter.
11224 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
11225 (ipa_method_modify_init): Removed.
11226 (ipa_compute_jump_functions): Added a temp variable instead of
11227 repeatadly dereferencing the cgraph_edge.aux pointer
11228 (ipa_callsite_param_set_type): Removed.
11229 (ipa_compute_jump_functions): i renamed to index and moved to
11231 (ipa_callsite_param_set_info_type_formal): Removed.
11232 (ipa_callsite_param_set_info_type): Removed.
11233 (ipa_callsite_param_map_create): Removed.
11234 (ipa_callsite_tree): Removed.
11235 (ipa_callsite_caller): Removed.
11236 (ipa_pop_func_from_list): return_method removed to return_func
11238 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
11239 prefixed all values with IPA_. Changed all users.
11240 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
11241 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
11242 and FORMAL_IPATYPE IPA_PASS_THROUGH.
11243 (union parameter_info): Renamed to jump_func_value.
11244 (union jump_func_value): Renamed value to constant
11245 (struct ipa_jump_func): Renamed info_type to value
11246 (struct ipa_node): Renamed to ipa_node_params
11247 (struct ipa_node_params): Renamed ipa_arg_num to param_count
11248 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
11249 (struct ipa_node_params): Renamed ipa_mod to modified_flags
11250 (struct ipa_edge): Renamed to ipa_edge_args
11251 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
11252 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
11253 (struct ipa_methodlist): Renamed to ipa_func_list
11254 (struct ipa_func_list): method_p renamed to node, next_method
11256 (ipa_methodlist_p): Removed, switched all users to struct pointer
11257 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
11259 2008-04-30 Alan Modra <amodra@bigpond.net.au>
11261 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
11262 (rs6000_emit_epilogue): Use backchain to restore only when we
11263 have a large frame. Make use of frame pointer to restore if we
11264 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
11266 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
11268 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
11269 Add mode to zero_extract.
11270 (sign bit tests peepholes): (Ditto.).
11272 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
11274 * config/i386/i386.c (ix86_builtins): Replace Prescott New
11275 Instructions in comments with SSE3.
11276 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
11277 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
11278 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
11279 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
11280 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
11281 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
11282 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
11283 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
11284 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
11285 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
11286 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
11287 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
11288 (bdesc_sse_args): Renamed to ...
11289 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
11290 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
11291 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
11292 IX86_BUILTIN_FABSQ.
11293 (bdesc_1arg): Moved to ...
11294 (bdesc_args): Here.
11295 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
11296 Instructions in comments with SSE3.
11297 (ix86_expand_sse_operands_builtin): Renamed to ...
11298 (ix86_expand_args_builtin): This. Updated.
11299 (ix86_expand_unop1_builtin): Update comments.
11300 (ix86_expand_builtin): Updated.
11302 2008-04-29 Richard Guenther <rguenther@suse.de>
11304 PR tree-optimization/36078
11305 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
11306 Update virtual SSA form after cleaning up the CFG.
11308 2008-04-29 Richard Guenther <rguenther@suse.de>
11310 PR middle-end/15255
11311 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
11313 2008-04-29 Richard Guenther <rguenther@suse.de>
11315 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
11316 (compute_may_aliases): Do not call finalize_ref_all_pointers.
11317 (compute_flow_insensitive_aliasing): Do not treat
11318 PTR_IS_REF_ALL pointers special.
11319 (get_smt_for): Likewise.
11320 (may_alias_p): Re-structure.
11321 (is_escape_site): A ref-all pointer conversion is not an escape site.
11322 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
11323 PTR_IS_REF_ALL pointers special.
11324 * tree-ssa-structalias.h (struct alias_info): Remove
11325 ref_all_symbol_mem_tag field.
11326 (PTR_IS_REF_ALL): Remove.
11328 2008-04-29 Richard Guenther <rguenther@suse.de>
11330 PR middle-end/36077
11331 * fold-const.c (extract_muldiv_1): In combining division constants
11332 make sure to never overflow.
11334 2008-04-29 Nick Clifton <nickc@redhat.com>
11336 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
11338 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11341 * optc-gen.awk: Work around HP-UX/IA awk bug.
11343 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
11345 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
11348 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11351 * config/i386/i386.md
11352 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
11353 Change operand 1 predicate to nonimmediate_operand.
11355 2008-04-28 Jakub Jelinek <jakub@redhat.com>
11358 * dwarf2out.c (struct die_struct): Mark as chain_circular through
11360 * gengtype.c (walk_type, write_func_for_structure): Handle
11362 * doc/gty.texi: Document chain_circular.
11364 2008-04-28 Richard Guenther <rguenther@suse.de>
11366 PR tree-optimization/36066
11367 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
11370 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
11373 * config/i386/i386.md
11374 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
11375 Use match_scratch instead of match_operand for operands 3 and 4.
11377 2008-04-27 Richard Guenther <rguenther@suse.de>
11379 PR tree-optimization/18754
11380 PR tree-optimization/34223
11381 * tree-pass.h (pass_complete_unrolli): Declare.
11382 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
11383 loop size before and after unconditionally of UL_NO_GROWTH in effect.
11384 Rewrite loop into loop closed SSA form if it is not already.
11385 (tree_unroll_loops_completely): Re-structure to iterate over
11386 innermost loops with intermediate CFG cleanups.
11387 Unroll outermost loops only if requested or the code does not grow
11389 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
11390 loops are available.
11391 (tree_vectorize): Instead do so here.
11392 (tree_complete_unroll): Also unroll outermost loops.
11393 (tree_complete_unroll_inner): New function.
11394 (gate_tree_complete_unroll_inner): Likewise.
11395 (pass_complete_unrolli): New pass.
11396 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
11397 uses outside of the loop.
11398 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
11399 form if it is available.
11400 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
11401 * passes.c (init_optimization_passes): Schedule complete inner
11402 loop unrolling pass before the first CCP pass after final inlining.
11404 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
11406 * targhooks.h (default_emutls_var_fields,
11407 default_emutls_var_init): Declare.
11408 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
11409 * target.h (struct gcc_target): Add struct emutls member.
11410 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
11411 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
11412 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
11413 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
11414 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
11415 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
11416 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
11417 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
11418 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
11419 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
11420 emit debug information.
11421 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
11422 * varasm.c: Include targhooks.h.
11423 (emutls_object_section, emutls_tmpl_section): New.
11424 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
11425 (EMUTLS_SEPARATOR): New.
11426 (prefix_name): New.
11427 (get_emutls_object_name): New.
11428 (default_emutls_var_fields): New, broken out of ...
11429 (get_emutls_object_type): ... here. Adjust to use target hooks.
11430 (get_emutls_init_templ_addr): Adjust to use target hooks.
11431 (emutls_decl): Adjust to use target hooks.
11432 (emutls_finish): Likewise.
11433 (default_emutls_var_init): New, broken out of ...
11434 (assemble_variable): ... here. Adjust to use target hooks.
11435 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
11436 SECCAT_EMUTLS_TMPL.
11437 * c-common.c (handle_section_attribute): Prevent overriding
11438 sections for emulated tls with special sections.
11439 * config/i386/i386.c (x86_64_elf_select_section): Add
11440 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
11441 (x86_64_elf_unique_section): Likewise.
11442 * config/vxworks.c: Include tree.h.
11443 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
11444 (vxworks_override_options): Set TLS scheme.
11445 * doc/tm.texi (Emulated TLS): New node.
11447 2008-04-26 Simon Baldwin <simonb@google.com>
11450 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
11451 with propagated string constants.
11453 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
11455 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
11456 constraint for operand 2 when operand 0 is memory operand.
11457 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
11458 operand 0 is memory operand.
11459 (fix_trunc<mode>_i387_with_temp): Ditto.
11460 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
11461 operand 2 when operand 1 is memory operand.
11462 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
11463 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
11464 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
11465 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
11466 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
11467 operands 2,3 and 4 when operand 1 is memory operand.
11468 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
11470 (fistdi2_floor_with_temp): Ditto.
11471 (fist<mode>2_floor_with_temp): Ditto.
11472 (fistdi2_ceil_with_temp): Ditto.
11473 (fist<mode>2_ceil_with_temp): Ditto.
11474 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
11476 2008-04-26 David Daney <ddaney@avtrex.com>
11478 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
11480 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
11481 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
11482 UNSPEC_UPDATE_GOT_VERSION): Renumber.
11483 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
11484 (compare_and_swap_12): New insn.
11485 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
11486 * config/mips/mips.c (mips_force_binary): New function.
11487 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
11488 (mips_expand_compare_and_swap_12): New function.
11489 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
11491 2008-04-25 Jan Hubicka <jh@suse.cz>
11494 * cfgexpand.c (pass_expand): Turn into RTL pass.
11495 * passes.c (execute_one_pass): Do pass typechecking after execution.
11496 * tree-pass.h (pass_expand): Turn into RTL pass.
11498 * function.h (struct rtl_data): Move here fields
11499 accesses_prior_frames, calls_eh_return, saves_all_registers,
11500 has_nonlocal_goto, has_asm_statement, is_thunk,
11501 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
11502 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
11503 arg_pointer_save_area_init from struct function; turn into bool.
11504 (struct function): Move
11505 calls_eh_return, saves_all_registers, has_nonlocal_goto,
11506 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
11507 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
11508 tail_call_emit, arg_pointer_save_area_init
11509 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
11510 (current_function_returns_struct, current_function_returns_pcc_struct,
11511 current_function_calls_setjmp, current_function_calls_alloca,
11512 current_function_accesses_prior_frames,
11513 current_function_calls_eh_return, current_function_is_thunk,
11514 current_function_stdarg, current_function_profile,
11515 current_function_limit_stack, current_function_uses_pic_offset_table,
11516 current_function_uses_const_pool, current_function_has_nonlocal_label,
11517 current_function_saves_all_registers,
11518 current_function_has_nonlocal_goto,
11519 current_function_has_asm_statement): Remove accesor macros.
11520 * ra-conflict.c (global_conflicts): Update.
11521 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
11522 (suitable_for_tail_call_opt_p): Update.
11523 * builtins.c (expand_builtin_return_addr): Update.
11524 (expand_builtin_setjmp_setup): Update.
11525 (expand_builtin_nonlocal_goto): Update.
11526 * final.c (final_start_function): Update.
11527 (profile_function): Update.
11528 (leaf_function_p): Update.
11529 (only_leaf_regs_used): Update.
11530 * df-scan.c (df_get_exit_block_use_set): Update.
11531 * dojump.c (clear_pending_stack_adjust): Update.
11532 * tree-stdarg.c (gate_optimize_stdarg): Update.
11533 * gimple-low.c (lower_function_body): Update.
11534 * global.c (compute_regsets): Update.
11535 (global_alloc): Update.
11536 * dwarf2out.c (dwarf2out_begin_prologue): Update.
11537 * expr.c (expand_assignment): Update.
11538 * dse.c (dse_step0): Update.
11539 (dse_step1): Update.
11540 * c-decl.c (store_parm_decls): Update.
11541 * local-alloc.c (combine_regs): Update.
11542 (find_free_reg): Update.
11543 * function.c (assign_parms_augmented_arg_list): Update.
11544 (assign_parm_find_data_types): Update.
11545 (assign_parms): Update.
11546 (allocate_struct_function): Update.
11547 (expand_function_start): Update.
11548 (expand_function_end): Update.
11549 (get_arg_pointer_save_area): Update.
11550 (thread_prologue_and_epilogue_insns): Update.
11551 (rest_of_match_asm_constraints): Update.
11552 * stor-layout.c (variable_size): Update.
11553 * gcse.c (gcse_main): Update.
11554 (bypass_jumps): Update.
11555 * gimplify.c (gimplify_function_tree): Update.
11556 * calls.c (emit_call_1): Update.
11557 (expand_call): Update.
11558 * bt-load.c (compute_defs_uses_and_gen): Update.
11559 * except.c (sjlj_assign_call_site_values): Update.
11560 (sjlj_emit_function_enter): Update.
11561 (can_throw_external): Update.
11562 (set_nothrow_function_flags): Update.
11563 (expand_builtin_unwind_init): Update.
11564 (expand_eh_return): Update.
11565 (convert_to_eh_region_ranges): Update.
11566 (output_function_exception_table): Update.
11567 * emit-rtl.c (gen_tmp_stack_mem): Update.
11568 * cfgexpand.c (expand_used_vars): Update.
11569 (tree_expand_cfg): Update.
11570 * cfgcleanup.c (rest_of_handle_jump): Update.
11571 * explow.c (allocate_dynamic_stack_space): Update.
11572 * varasm.c (assemble_start_function): Update.
11573 (force_const_mem): Update.
11574 (mark_constant_pool): Update.
11575 * tree-optimize.c (tree_rest_of_compilation): Update.
11576 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
11577 * tree-cfg.c (notice_special_calls): Update.
11578 (is_ctrl_altering_stmt): Update.
11579 (tree_can_make_abnormal_goto): Update.
11580 (tree_purge_dead_abnormal_call_edges): Update.
11581 * config/alpha/predicates.md: Update.
11582 * config/alpha/alpha.c (alpha_sa_mask): Update.
11583 (alpha_sa_size): Update.
11584 (alpha_does_function_need_gp): Update.
11585 (alpha_expand_prologue): Update.
11586 (alpha_start_function): Update.
11587 (alpha_output_function_end_prologue): Update.
11588 (alpha_expand_epilogue): Update.
11589 * config/frv/frv.c (frv_stack_info): Update.
11590 (frv_expand_epilogue): Update.
11591 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
11592 (s390_register_info): Update.
11593 (s390_frame_info): Update.
11594 (s390_init_frame_layout): Update.
11595 (s390_can_eliminate): Update.
11596 (save_gprs): Update.
11597 * config/spu/spu.c (spu_split_immediate): Update.
11598 (need_to_save_reg): Update.
11599 (spu_expand_prologue): Update.
11600 (spu_expand_epilogue): Update.
11601 * config/sparc/sparc.md: Update.
11602 * config/sparc/sparc.c (eligible_for_return_delay): Update.
11603 (sparc_tls_got): Update.
11604 (legitimize_pic_address): Update.
11605 (sparc_emit_call_insn): Update.
11606 (sparc_expand_prologue): Update.
11607 (output_return): Update.
11608 (print_operand): Update.
11609 (sparc_function_ok_for_sibcall): Update.
11610 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
11611 * config/m32r/m32r.md: Update.
11612 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
11613 (m32r_compute_frame_size): Update.
11614 (m32r_expand_prologue): Update.
11615 (m32r_expand_epilogue): Update.
11616 (m32r_legitimize_pic_address): Update.
11617 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
11618 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11619 * config/i386/i386.c (ix86_frame_pointer_required): Update.
11620 (gen_push): Update.
11621 (ix86_save_reg): Update.
11622 (ix86_compute_frame_layout): Update.
11623 (ix86_expand_prologue): Update.
11624 (ix86_expand_epilogue): Update.
11625 * config/sh/sh.c (output_stack_adjust): Update.
11626 (calc_live_regs): Update.
11627 (sh5_schedule_saves): Update.
11628 (sh_expand_prologue): Update.
11629 (sh_expand_epilogue): Update.
11630 (sh_setup_incoming_varargs): Update.
11631 (sh_allocate_initial_value): Update.
11632 (sh_get_pr_initial_val): Update.
11633 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
11634 * config/sh/sh.md (label:): Update.
11635 * config/avr/avr.c (out_movhi_mr_r): Update.
11636 * config/crx/crx.h (enum): Update.
11637 * config/xtensa/xtensa.h (along): Update.
11638 * config/stormy16/stormy16.c Update.
11639 (xstormy16_compute_stack_layout): Update.
11640 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
11641 (fr30_expand_prologue): Update.
11642 * config/cris/cris.c (cris_conditional_register_usage): Update.
11643 (cris_reg_saved_in_regsave_area): Update.
11644 (cris_initial_frame_pointer_offset): Update.
11645 (cris_simple_epilogue): Update.
11646 (cris_expand_prologue): Update.
11647 (cris_expand_epilogue): Update.
11648 (cris_expand_pic_call_address): Update.
11649 (cris_asm_output_symbol_ref): Update.
11650 (cris_asm_output_label_ref): Update.
11651 * config/cris/cris.md Update.
11652 * config/iq2000/iq2000.c (compute_frame_size): Update.
11653 (iq2000_expand_epilogue): Update.
11654 * config/mt/mt.h (save_direction): Update.
11655 * config/mn10300/mn10300.c (mn10300_function_value): Update.
11656 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
11657 (ia64_secondary_reload_class): Update.
11658 * config/m68k/m68k.c (m68k_save_reg): Update.
11659 (m68k_expand_prologue): Update.
11660 (m68k_expand_epilogue): Update.
11661 (legitimize_pic_address): Update.
11662 * config/rs6000/rs6000.c (rs6000_got_register): Update.
11663 (first_reg_to_save): Update.
11664 (first_altivec_reg_to_save): Update.
11665 (compute_vrsave_mask): Update.
11666 (compute_save_world_info): Update.
11667 (rs6000_stack_info): Update.
11668 (spe_func_has_64bit_regs_p): Update.
11669 (rs6000_ra_ever_killed): Update.
11670 (rs6000_emit_eh_reg_restore): Update.
11671 (rs6000_emit_allocate_stack): Update.
11672 (rs6000_emit_prologue): Update.
11673 (rs6000_emit_epilogue): Update.
11674 (rs6000_output_function_epilogue): Update.
11675 (output_profile_hook): Update.
11676 (rs6000_elf_declare_function_name): Update.
11677 * config/rs6000/rs6000.h (rs6000_args): Update.
11678 * config/rs6000/rs6000.md: Update.
11679 * config/mcore/mcore.c (mcore_expand_prolog): Update.
11680 * config/arc/arc.c (arc_output_function_epilogue): Update.
11681 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
11682 * config/darwin.c (machopic_function_base_name): Update.
11683 * config/score/score3.c (score3_compute_frame_size): Update.
11686 (score3_epilogue): Update.
11687 * config/score/score7.c (score7_compute_frame_size): Update.
11688 (score7_prologue): Update.
11689 (score7_epilogue): Update.
11690 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
11691 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
11692 * config/arm/arm.c (use_return_insn): Update.
11693 (require_pic_register): Update.
11694 (arm_load_pic_register): Update.
11695 (arm_compute_save_reg0_reg12_mask): Update.
11696 (arm_compute_save_reg_mask): Update.
11697 (thumb1_compute_save_reg_mask): Update.
11698 (output_return_instruction): Update.
11699 (arm_output_function_prologue): Update.
11700 (arm_output_epilogue): Update.
11701 (arm_get_frame_offsets): Update.
11702 (arm_expand_prologue): Update.
11703 (thumb_pushpop): Update.
11704 (thumb_exit): Update.
11705 (thumb1_expand_prologue): Update.
11706 (thumb1_expand_epilogue): Update.
11707 (arm_unwind_emit): Update.
11708 (arm_output_fn_unwind): Update.
11709 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
11710 * config/arm/arm.md: Update.
11711 * config/pa/pa.md: Update.
11712 * config/pa/pa.c (legitimize_pic_address): Update.
11713 (compute_frame_size): Update.
11714 (hppa_expand_prologue): Update.
11715 (hppa_expand_epilogue): Update.
11716 (borx_reg_operand): Update.
11717 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
11718 (HARD_REGNO_RENAME_OK): Update.
11719 * config/mips/mips.c (mips_global_pointer): Update.
11720 (mips_save_reg_p): Update.
11721 (mips_compute_frame_info): Update.
11722 (mips_frame_pointer_required): Update.
11723 (mips_expand_prologue): Update.
11724 (mips_expand_epilogue): Update.
11725 (mips_can_use_return_insn): Update.
11726 (mips_reorg_process_insns): Update.
11727 * config/v850/v850.c (compute_register_save_size): Update.
11728 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
11729 * config/mmix/mmix.c (along): Update.
11730 (mmix_expand_epilogue): Update.
11731 * config/bfin/bfin.c (legitimize_pic_address): Update.
11732 (must_save_p): Update.
11733 (stack_frame_needed_p): Update.
11734 (add_to_reg): Update.
11735 (bfin_expand_prologue): Update.
11736 * stmt.c (expand_asm_operands): Update.
11737 * reload1.c (reload): Update.
11738 (init_elim_table): Update.
11740 2008-04-25 Bob Wilson <bob.wilson@acm.org>
11742 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
11744 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
11746 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
11747 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
11748 (mov<mode>): Removed.
11749 (*movv4sf_internal): Likewise.
11750 (*movv2df_internal): Likewise.
11752 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
11754 * config.gcc (crx-*-elf): Remove deprecation.
11756 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
11758 * config/i386/cygming-crtend.c (register_frame_ctor): Register
11759 __gcc_deregister_frame with atexit.
11760 (deregister_frame_dtor): Remove.
11762 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
11763 Nathan Sidwell <nathan@codesourcery.com>
11765 * config/rs6000/rs6000.opt (mspe): Remove Var property.
11767 * config/rs6000/rs6000.h (rs6000_spe): Declare.
11768 (rs6000_isel): Likewise.
11769 * config/rs6000/rs6000.c (rs6000_spe): New variable.
11770 (rs6000_isel): New variable.
11771 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
11773 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11776 * c-common.c (handle_vector_size_attribute): Call
11777 lang_hooks.types.reconstruct_complex_type instead of
11778 reconstruct_complex_type.
11779 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
11780 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
11781 * langhooks.h (struct lang_hooks_for_types): Add
11782 reconstruct_complex_type hook.
11783 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
11784 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
11786 2008-04-24 Richard Guenther <rguenther@suse.de>
11788 * c-common.h (check_builtin_function_arguments): Declare.
11789 * c-common.c (validate_nargs): New function.
11790 (check_builtin_function_arguments): Likewise.
11791 * c-typeck.c (build_function_call): Call
11792 check_builtin_function_arguments.
11793 * builtins.c (fold_builtin_classify): Remove error reporting code.
11794 (fold_builtin_unordered_cmp): Likewise.
11795 (fold_builtin_1): Likewise.
11796 (fold_builtin_n): Likewise.
11798 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11800 PR tree-optimization/36008
11801 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
11802 the original op1, rather than delta by step.
11804 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
11805 Sebastian Pop <sebastian.pop@amd.com>
11807 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
11808 eliminate_local_variables_stmt, eliminate_local_variables,
11809 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
11810 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
11811 of code delimited by two edges in the CFG.
11812 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
11813 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
11814 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
11815 the case of parallelisation of reductions.
11816 (expr_invariant_in_region_p): New.
11818 * tree-flow.h (gather_blocks_in_sese_region): Declared.
11819 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
11821 2008-04-24 Ira Rosen <irar@il.ibm.com>
11822 Richard Guenther <rguenther@suse.de>
11824 PR tree-optimization/36034
11825 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
11826 incapable of dealing with loads with gaps.
11828 2008-04-24 Rafael Espindola <espindola@google.com>
11830 * tree-flow.h (vrp_evaluate_conditional): Change signature.
11831 * tree-ssa-propagate.c (fold_predicate_in): Update call to
11832 vrp_evaluate_conditional.
11833 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
11834 (vrp_evaluate_conditional): Split the cond argument.
11835 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
11836 (simplify_stmt_for_jump_threading): Update call to
11837 vrp_evaluate_conditional.
11839 2008-04-24 Ira Rosen <irar@il.ibm.com>
11841 PR tree-optimization/35982
11842 * tree-vect-analyze.c (vect_check_interleaving): Check that the
11843 interleaved data-refs are of the same type.
11845 2008-04-24 Danny Smith <dannysmith@users.net>
11847 * c-format.c (check_format_info_main): Use strncmp rather than a
11848 magic prefix to handle multichar length specs.
11849 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
11850 Don't prefix "I64" and "I32" with '\0'.
11852 2008-04-24 Jakub Jelinek <jakub@redhat.com>
11855 * config/i386/i386.c (init_cumulative_args): Don't pass anything
11856 in registers for -m32 only if stdarg_p (fntype).
11858 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
11860 PR rtl-optimization/36006
11861 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
11862 temp to op0 in order to avoid invalid rtx sharing.
11864 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
11866 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
11867 check TREE_INVARIANT.
11868 * tree-gimple.c (is_gimple_address): New.
11869 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
11870 * tree-gimple.h (is_gimple_address): New.
11871 * tree.h (decl_address_invariant_p): New.
11872 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
11873 (build_string): Likewise.
11874 (decl_address_invariant_p): New, from is_gimple_invariant_address.
11875 (tree_invariant_p_1): Likewise.
11876 (save_expr): Use it.
11877 (tree_invariant_p): New.
11878 (skip_simple_arithmetic): Use it.
11879 (stabilize_reference_1): Use it.
11880 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
11882 (build1_stat): Drop code to compute TREE_INVARIANT.
11883 (build2_stat): Drop code to compute TREE_INVARIANT.
11884 (build3_stat): Drop code to compute TREE_INVARIANT.
11885 (build4_stat): Drop code to compute TREE_INVARIANT.
11886 (build5_stat): Drop code to compute TREE_INVARIANT.
11887 (build7_stat): Drop code to compute TREE_INVARIANT.
11888 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
11889 * tree.h (struct tree_base): Remove invariant_flag.
11890 (TREE_INVARIANT): Remove.
11891 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
11892 (fold_builtin_expect): Check TREE_CONSTANT.
11893 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
11894 * c-tree.h (c_expr_to_decl): Drop third parameter.
11895 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
11896 (build_c_cast): Don't set TREE_INVARIANT.
11897 (pop_init_level): Don't set TREE_INVARIANT.
11898 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
11899 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
11901 (gimplify_init_constructor): Don't set TREE_INVARIANT.
11902 (gimplify_addr_expr): Adjust comment.
11903 * tree-mudflap.c (mf_build_string):
11904 * print-tree.c (print_node): Don't print TREE_INVARIANT.
11905 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
11906 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
11907 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
11908 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
11909 * langhooks.h (struct lang_hooks): Drop third parameter from
11912 2008-04-23 Richard Guenther <rguenther@suse.de>
11914 PR tree-optimization/27799
11915 PR tree-optimization/32921
11916 PR tree-optimization/32624
11917 * tree-ssa-structalias.c (merge_smts_into): Only merge the
11918 SMTs aliases and the tag itself into the solution.
11919 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
11920 merge the points-to solution back into the SMT aliases.
11921 (may_alias_p): Use alias_set_subset_of instead of
11922 aliases_conflict_p. A pointer which points to
11923 memory with alias set zero may access any variable.
11925 2008-04-23 Richard Guenther <rguenther@suse.de>
11927 * alias.c (alias_set_subset_of): Correctly handle asking
11928 if zero is a subset of an alias set with zero child.
11929 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
11930 (compute_flow_insensitive_aliasing): Correctly walk all
11931 pointers. Do not unnecessarily union sets.
11933 2008-04-23 Richard Guenther <rguenther@suse.de>
11935 PR middle-end/36021
11936 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
11938 2008-04-22 Tomas Bily <tbily@suse.cz>
11940 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
11942 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
11944 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
11945 * tree-ssa-structalias.c (get_constraint_for): Likewise.
11946 * tree-inline.c (estimate_num_insns_1): Likewise.
11947 * varasm.c (const_hash_1, compare_constant, copy_constant)
11948 (compute_reloc_for_constant, output_addressed_constants): Likewise.
11949 * emit-rtl.c (component_ref_for_mem_expr)
11950 (set_mem_attributes_minus_bitpos): Likewise.
11951 * expr.c (highest_pow2_factor, expand_expr_real_1, )
11952 (is_aligning_offset): Likewise.
11953 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
11954 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
11955 * dojump.c (do_jump): Likewise.
11956 * builtins.c (get_pointer_alignment, get_memory_rtx)
11957 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
11958 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
11960 2008-04-23 Jakub Jelinek <jakub@redhat.com>
11962 PR rtl-optimization/36017
11963 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
11964 expanding the library call.
11966 2008-04-22 Ian Lance Taylor <iant@google.com>
11968 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
11969 than size_in_bytes.
11971 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
11973 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
11974 of LR/CTR moves for Power6.
11976 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
11978 PR middle-end/36003
11979 * passes.c (init_optimization_passes): Remove
11980 pass_fast_rtl_byte_dce.
11982 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
11985 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
11986 builtin functions to generate faster code.
11987 (_mm_cvtpu16_ps): Ditto.
11988 (_mm_cvtpi32x2_ps): Ditto.
11990 2008-04-22 Nick Clifton <nickc@redhat.com>
11992 * common.opt (ftree-loop-distribution): Add Optimization
11995 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
11996 (frv_expand_builtin_va_start): Likewise.
11998 * config/arm/arm.c (thumb_find_work_register): Fix location of
11999 argument register count.
12001 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12003 Support scheduling for ColdFire V1 and V3 microarchitecture.
12004 Improve scheduling of multiplication instructions.
12006 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
12007 (mac): New instruction attribute.
12008 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
12009 (m68k_sched_mac): New variable.
12010 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
12011 Handle cfv1 and cfv3.
12012 (max_insn_size): New static variable.
12013 (struct _sched_ib): New type.
12014 (sched_ib): New static variable.
12015 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
12016 to fields of 'struct _sched_ib sched_ib'. Update all uses.
12017 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
12019 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
12020 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
12021 new variables. Update.
12022 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
12023 Add modeling of cfv3 instruction buffer. Update.
12024 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
12025 * config/m68k/m68k.h (TUNE_CFV3): New macro.
12026 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
12027 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
12028 a particular reservation applies to.
12029 (type2): Reorganize attribute values. Rename alu to alu_reg,
12030 alu_l to alu, move_l to omove. Join move to alu. Split mul
12031 to mul_l and mul_w.
12032 (cf_ib_*): Simplify description of instruction buffer.
12033 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
12034 (cf_mem): Split into cf_mem1 and cf_mem2.
12035 (cf_v2_move_??): Rename to cfv12_alu_??.
12036 (cf_v2_move_l_??): Rename to cfv12_omove_??.
12037 (cf_v2_mul_??): Remove reservations.
12038 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
12039 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
12040 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
12042 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
12043 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
12044 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
12045 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
12046 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
12047 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
12048 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
12049 expansions of the above reservations for instructions of sizes
12052 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
12054 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
12056 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
12058 * coverage.c: Include tree-pass.h.
12059 (coverage_counter_alloc): Print da_file_name to the dump file.
12061 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
12063 * sbitmap.c (sbitmap_range_empty_p): New function.
12064 * sbitmap.h (sbitmap_range_empty_p): New function.
12065 * bitmap.h: Now includes obstack.h.
12067 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
12068 Kenneth Zadeck <zadeck@naturalbridge.com>
12070 * dbgcnt.def (ra_byte_scan): Added.
12071 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
12072 when the last hit happens for a counter.
12073 * timevar.def (TV_DF_BYTE_LR): New variable.
12074 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
12075 * passes.c (pass_fast_rtl_byte_dce): New pass.
12076 * fwprop.c (update_df): Added mode to call df_ref_create.
12077 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12078 DF_REF_EXTRACT_OFFSET.
12079 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
12080 DF_BYTE_LR_OUT, df_byte_lr): New macro.
12082 (df_ref_extract): Added mode field.
12083 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
12084 DF_REF_EXTRACT_OFFSET.
12085 (DF_REF_EXTRACT_MODE): New macro.
12086 (df_byte_lr_bb_info): New structure.
12087 (df_print_byte_regset, df_compute_accessed_bytes,
12088 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
12089 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
12090 df_byte_lr_simulate_uses,
12091 df_byte_lr_simulate_artificial_refs_at_top,
12092 df_byte_lr_simulate_artificial_refs_at_end,
12093 df_compute_accessed_bytes): New function.
12094 (df_ref_create): Add parameter.
12095 (df_byte_lr_get_bb_info): New inline function.
12096 * df-scan.c (df_ref_record, df_uses_record,
12097 df_ref_create_structure): Added mode parameter.
12098 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
12099 df_defs_record, df_uses_record, df_get_conditional_uses,
12100 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
12101 df_entry_block_defs_collect, df_exit_block_uses_collect):
12102 Added mode parameter to calls to df_ref_record, df_uses_record,
12103 df_ref_create_structure.
12104 (df_ref_equal_p, df_ref_compare): Added test for modes.
12105 (df_ref_create_structure): Added code to set mode. Renamed
12106 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
12107 DF_REF_EXTRACT_OFFSET.
12108 * df-core.c (df_print_byte_regset): New function.
12109 * df-byte-scan.c: New file.
12110 * df-problems.c (df_rd_transfer_function): Removed unnecessary
12111 calls to BITMAP_FREE.
12112 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
12113 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
12114 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
12115 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
12116 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
12117 df_byte_lr_local_compute, df_byte_lr_init,
12118 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
12119 df_byte_lr_transfer_function, df_byte_lr_free,
12120 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
12121 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
12122 df_byte_lr_simulate_uses,
12123 df_byte_lr_simulate_artificial_refs_at_top,
12124 df_byte_lr_simulate_artificial_refs_at_end): New function.
12125 * dce.c (byte_dce_process_block): New function.
12126 (dce_process_block): au is now passed in rather than computed
12127 locally. Changed loops that look at artificial defs to not look
12128 for conditional or partial ones, because there never are any.
12129 (fast_dce): Now is able to drive byte_dce_process_block or
12130 dce_process_block depending on the kind of dce being done.
12131 (rest_of_handle_fast_dce): Add parameter to fast_dce.
12132 (rest_of_handle_fast_byte_dce): New function.
12133 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
12134 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
12136 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
12139 * gcc.h: Added fortran options that take arguments to
12140 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
12143 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
12145 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
12146 scalarization if on the LHS and not a full access.
12148 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12150 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
12152 2008-04-18 Rafael Espindola <espindola@google.com>
12154 * tree-vrp.c (find_case_label_index): Fix the binary search.
12155 (find_case_label_range): New.
12156 (vrp_visit_switch_stmt): Use find_case_label_range.
12157 (simplify_switch_using_ranges): Use find_case_label_range.
12159 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
12161 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
12162 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
12164 2008-04-18 Tom Tromey <tromey@redhat.com>
12167 * doc/cpp.texi (Implementation-defined behavior): Mention
12170 2008-04-18 Ian Lance Taylor <iant@google.com>
12172 * fold-const.c (pointer_may_wrap_p): New static function.
12173 (fold_comparison): Add another test for pointer overflow. Use
12174 pointer_may_wrap_p to disable some false positives.
12176 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
12178 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
12179 (fname_as_string): Match updated cpp_interpret_string prototype.
12180 (fix_string_type): Support char16_t* and char32_t*.
12181 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
12182 derivative) nodes. Register as builtin if C++0x.
12183 (c_parse_error): Support CPP_CHAR{16,32}.
12184 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
12185 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
12186 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
12187 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
12188 CTI_CHAR32_ARRAY_TYPE>: New elements.
12189 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
12190 char32_type_node, signed_char32_type_node, char16_array_type_node,
12191 char32_array_type_node): New defines.
12192 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
12193 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
12194 (lex_string): Support CPP_STRING{16,32}, match updated
12195 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
12196 (lex_charconst): Support CPP_CHAR{16,32}.
12197 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
12198 and CPP_STRING{16,32}.
12200 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
12203 * aclocal.m4: Regenerate.
12204 * configure: Regenerate.
12206 2008-04-18 Jan Hubicka <jh@suse.cz>
12208 * except.c (dw2_size_of_call_site_table,
12209 sjlj_size_of_call_site_table): Use vector API for call_site_record.
12211 * cgraphbuild.c (build_cgraph_edges): Update.
12212 * tree-pass.h: Update comment.
12213 * final.c (leaf_function_p): Update.
12214 (leaf_renumber_regs): Update.
12215 (rest_of_clean_state): Update.
12216 * omp-low.c (expand_omp_parallel): Update.
12217 * ipa-reference.c (analyze_function): Update.
12218 * reorg.c (find_end_label): Update.
12219 (optimize_skip): Update.
12220 (fill_simple_delay_slots): Update.
12221 (fill_simple_delay_slots): Update.
12222 (make_return_insns): Update.
12223 (dbr_schedule): Update.
12224 * gimple-low.c (record_vars_into): Update.
12225 * cfgbuild.c (make_edges): Update.
12226 * function.c (assign_stack_local): Update.
12227 (assign_parm_adjust_stack_rtl): Update.
12228 (locate_and_pad_parm): Update.
12229 (allocate_struct_function): Do not initialize stack_alignment_needed
12230 and preferred_stack_boundary here.
12231 (stack_protect_prologue): Update.
12232 (stack_protect_epilogue): Update.
12233 (expand_function_start): Initialize stack_alignment_needed,
12234 preferred_stack_boundary and max_jumptable_ents.
12235 (expand_function_end): Update.
12236 (free_after_compilation): Do not NULLify epilogue_delay_list.
12237 * function.h (struct rtl_data): Add stack_protect_guard,
12238 stack_alignment_needed,
12239 preferred_stack_boundary, epilogue_delay_list.
12240 (struct function): Remove value_histograms, stack_alignment_needed,
12241 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
12243 unexpanded_var_list, stack_protect_guard.
12244 (current_function_epilogue_delay_list): Remove.
12245 * ipa-type-escape.c (analyze_function): Update.
12246 * gimplify.c (pop_gimplify_context): Update comment.
12247 * calls.c (expand_call): Update.
12248 (emit_library_call_value_1): Update.
12249 * except.c (set_nothrow_function_flags): Update.
12250 * cfgexpand.c (get_decl_align_unit): Update.
12251 (create_stack_guard): Update.
12252 (estimated_stack_frame_size): Update.
12253 (expand_used_vars): Update.
12254 (tree_expand_cfg): Free histogram earliers, init expansion variables.
12255 * explow.c (allocate_dynamic_stack_space): Update.
12256 * tree-ssa-live.c (remove_unused_locals): Update.
12257 * varasm.c (mark_constant_pool): Update.
12258 * tree-inline.c (remap_decls): Update.
12259 (initialize_cfun): Update.
12260 (declare_return_variable): Update.
12261 (inline_forbidden_p): Update.
12262 (expand_call_inline): Update.
12263 (declare_inline_vars): Update.
12264 (tree_function_versioning): Update.
12265 * tree-flow.h (value_histograms): New.
12266 (VALUE_HISTOGRAMS): New macro.
12267 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
12269 * tree-cfg.c (set_bb_for_stmt): Update.
12270 (replace_by_duplicate_decl): Update.
12271 (move_block_to_fn): Update.
12272 (new_label_mapper): Update.
12273 (dump_function_to_file): Update.
12274 * ipa-struct-reorg.c (build_data_structure): Update.
12275 * cfgrtl.c (print_rtl_with_bb): Update.
12276 * reload1.c (reload): Update.
12278 * config/i386/i386.c (setup_incoming_varargs_64,
12279 ix86_compute_frame_layout): Update.
12280 * config/arc/arc.c (arc_output_function_epilogue): Update.
12282 2008-04-18 Marius Strobl <marius@FreeBSD.org>
12284 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
12285 for FreeBSD as well.
12286 * gthr-posix95.h: Likewise.
12288 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
12290 PR rtl-optimization/35838
12291 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
12292 out the byte offset of the first subreg.
12294 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
12297 to split_ti instead of three separate calls with single member arrays.
12298 (subti3 splitter): Ditto.
12299 (adddi3 splitter): Ditto with split_di.
12300 (subdi3 splitter): Ditto.
12301 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
12302 two separate calls with single member arrays. Swap match_dup
12303 operands 1 and 2 to better fit into the array.
12304 (negdi2 splitter): Ditto with split_di.
12305 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
12306 two separate calls with single member arrays. Swap match_dup operands
12307 6 and 7 to better fit into the array.
12309 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
12311 * config/i386/i386.c (sse_builtin_type): New.
12312 (bdesc_sse_args): Likewise.
12313 (bdesc_sse_3arg): Removed.
12314 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12315 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
12316 IX86_BUILTIN_ROUNDPS.
12317 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
12318 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
12319 IX86_BUILTIN_ROUNDPS.
12320 (ix86_expand_sse_4_operands_builtin): Removed.
12321 (ix86_expand_sse_operands_builtin): New.
12322 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
12323 and CODE_FOR_sse4_1_roundps.
12324 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
12325 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
12327 2008-04-17 Alan Modra <amodra@bigpond.net.au>
12330 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
12331 regs before frame pop when needed. If use_backchain_to_restore_sp
12332 then load backchain into a temp reg to restore vr and vrsave. Add
12333 code to restore vr after frame pop if possible.
12335 2008-04-17 Richard Guenther <rguenther@suse.de>
12337 * tree-vn.c (expressions_equal_p): Do not check type
12338 equality or compatibility before calling operand_equal_p.
12339 * fold-const.c (operand_equal_p): Check equivalence of
12340 integer constants before bailing out due to signedness or
12341 precision differences.
12342 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
12343 spurious differences in type qualification. Ignore types
12344 for COMPONENT_REFs at all.
12346 2008-04-17 Christian Bruel <christian.bruel@st.com>
12348 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
12349 msw_skip comparison.
12351 2008-04-16 Jakub Jelinek <jakub@redhat.com>
12354 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
12357 PR tree-optimization/35899
12358 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
12359 rather than TREE_OPERAND.
12361 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
12364 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
12365 temporary registers. Change operand predicate to general_operand.
12366 (remainderxf3): Ditto.
12368 2008-04-16 Richard Guenther <rguenther@suse.de>
12370 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
12371 * tree-affine.c (aff_combination_expand): Look through some
12374 2008-04-15 Doug Kwan <dougkwan@google.com>
12376 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
12378 * tree-pretty-print.c (dump_generic_node): Ditto.
12379 * final.c (output_addr_const): Ditto.
12380 * dwarf2out.c (output_cfi): Ditto.
12381 * c-pretty-print.c (pp_c_integer_constant): Ditto.
12382 * print-rtl.c (print_rtx): Ditto.
12383 * print-tree.c (print_node_brief, print_node): Ditto.
12384 * c-common.c (match_case_to_enum_1): Ditto.
12385 * sched-vis.c (print_value): Ditto.
12386 * config/i386/i386.c (print_operand): Cast to long unsigned int
12389 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
12390 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
12391 MS Windows VirtualProtect function.
12393 2008-04-15 Jan Hubicka <jh@suse.cz>
12395 * gengtype.c (write_root): Param_is argument is OK.
12396 * expr.c (expand_expr_real_1): Update call of get_exception_*.
12397 * function.h: Include varray.h
12398 (rtl_eh): New stucture based on except.c one.
12399 (call_site_record): New forward declaration and vector type.
12400 * calls.c (emit_call_1): Do not call
12401 note_current_region_may_contain_throw.
12402 * except.c (eh_status): Remove cur_region, try_region since they are
12404 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
12405 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
12406 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
12407 Remove call_site_data_used, call_site_data_size.
12408 Turn call_site_record into vector in function.h.
12409 (note_current_region_may_contain_throw): Remove.
12410 (get_exception_pointer, get_exception_filter): Do not take struct
12411 function argument; update.
12412 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
12413 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
12414 build_post_landing_pads, dw2_build_landing_pads,
12415 sjlj_assign_call_site_values, sjlj_mark_call_sites,
12416 sjlj_emit_function_enter, sjlj_emit_function_enter,
12417 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
12418 sjlj_build_landing_pads, finish_eh_generation,
12419 remove_exception_handler_label, remove_eh_handler,
12420 maybe_remove_eh_handler, add_reachable_handler,
12421 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
12422 add_action_record, collect_one_action_chain, add_call_site,
12423 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
12424 sjlj_output_call_site_table, output_function_exception_table,
12425 * except.h (note_current_region_may_contain_throw): Remove
12426 (get_exception_pointer, get_exception_filter): Do not take struct
12428 * Makefile.in (GTFILES): Put varargs before struct function.
12430 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12432 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
12433 punt for STRING_CST.
12434 (get_constraint_for): Deal with STRING_CST here instead.
12436 2008-04-15 Richard Guenther <rguenther@suse.de>
12438 * tree-ssa-propagate.c (substitute_and_fold): Substitute
12439 statements in a basic-block with a backward walk. Do not
12440 substitute into dead statements but instead remove those.
12442 2008-04-15 Richard Guenther <rguenther@suse.de>
12444 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
12445 to zero, thus disable creation of SFTs.
12447 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
12449 * tree-predcom.c (suitable_reference_p): Return false if the
12450 reference can throw.
12452 2008-04-15 Jakub Jelinek <jakub@redhat.com>
12455 * c-decl.c (finish_decl): If extern or static var has variable
12456 size, set TREE_TYPE (decl) to error_mark_node.
12458 2008-04-15 Rafael Espindola <espindola@google.com>
12460 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
12463 2008-04-15 Richard Guenther <rguenther@suse.de>
12465 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
12466 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
12467 (visit_reference_op_load): Do walk vuse-vdef chains on
12468 vn_reference_lookup.
12469 (visit_reference_op_store): But do not here.
12470 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
12471 vn_reference_lookup.
12472 (vn_lookup_with_vuses): But do so here.
12474 2008-04-14 Ian Lance Taylor <iant@google.com>
12476 * fold-const.c (fold_overflow_warning): Remove assertion.
12478 2008-04-15 Ben Elliston <bje@au.ibm.com>
12480 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
12481 temp1 local variables.
12483 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
12486 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
12487 ".text.unlikely" section as executable.
12489 2008-04-14 James E. Wilson <wilson@tuliptree.org>
12491 * config/ia64/ia64.c (rtx_needs_barrier): Handle
12492 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
12493 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
12494 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
12495 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
12496 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
12497 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
12499 2008-04-14 Ian Lance Taylor <iant@google.com>
12501 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
12502 * fold-const.c (fold_comparison): If appropriate, test
12503 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
12504 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
12505 reassociating a pointer type.
12506 * doc/invoke.texi (Optimize Options): Document that
12507 -fstrict-overflow applies to pointer wraparound.
12509 2008-04-13 Jan Hubicka <jh@suse.cz>
12511 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
12513 2008-04-12 Andrew Pinski <pinskia@gmail.com>
12515 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
12516 we are going to "save the world".
12518 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
12520 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
12521 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
12522 operand 0 constraint, not "=".
12524 2008-04-11 James E. Wilson <wilson@tuliptree.org>
12526 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
12528 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12530 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
12531 of size of positions_needed * CHAR_BIT.
12533 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
12535 PR middle-end/35897
12536 * dse.c (store_info): Change positions_needed to unsigned
12538 (lowpart_bitmask): New.
12539 (record_store): Cast to unsigned HOST_WIDE_INT for
12540 positions_needed. Assert width <= size of positions_needed *
12541 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
12542 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
12543 lowpart_bitmask to set mask.
12545 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
12547 * config/bfin/constraints.md: New file.
12548 * config/bfin/bfin.md: Include it.
12549 (adddi3): Use satisfies_constraint functions instead of the old macros.
12550 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
12551 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
12552 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
12553 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
12554 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
12555 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
12556 EXTRA_CONSTRAINT): Delete.
12557 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
12558 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
12560 * config/bfin/bfin.c: Include "tm-constrs.h".
12561 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
12562 Use satisfies_constraint functions instead of the old macros.
12563 * doc/md.texi (Blackfin Constraints): Update file name reference.
12565 2008-04-11 Richard Guenther <rguenther@suse.de>
12567 PR tree-optimization/35869
12568 * tree-vrp.c (execute_vrp): Move switch statement update after
12569 jump threading. Schedule another cfg cleanup run.
12571 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
12574 * attribs.c (decl_attributes): Return early on errorneous node.
12576 2008-04-10 Oleg Ryjkov <olegr@google.com>
12578 * tree.h (struct tree_base): Added a new flag default_def_flag.
12579 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
12581 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
12583 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
12585 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12588 * pa.md: Define mode iterator P. Define mode attribute dwc.
12589 (dcacheflush): Update pattern to use iterator P and attribute dwc.
12590 (icacheflush): Likewise.
12591 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
12592 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
12594 2008-04-11 Ben Elliston <bje@au.ibm.com>
12596 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
12598 2008-04-10 Rafael Espindola <espindola@google.com>
12600 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
12601 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
12602 (extract_range_from_expr): The same.
12604 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12606 * config/mips/mips.md (GPR2): New mode iterator.
12607 (seq): Add comment.
12608 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
12609 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
12610 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
12611 Rewrite these to take two modes, the mode of comparison and the
12612 mode of the destination.
12613 * config/mips/mips.c (mips_expand_scc): Instead of having
12614 paradoxical subreg as destination, expand "narrowing" scc if mode
12615 of comparison is SI and target is requested in DI mode.
12616 (mips_emit_int_order_test): Update comment. Make mode of
12617 comparison match CMP0 rather than TARGET. When creating inverse
12618 target use mode of TARGET.
12620 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
12622 * gcov-dump.c (tag_summary): Only print summaries for the first
12623 GCOV_COUNTERS_SUMMABLE counters.
12625 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
12627 * config/i386/i386.md (absneg): New code iterator.
12628 (absnegprefix): New code attribute.
12629 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
12630 patterns using absneg code iterator.
12631 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
12632 using absneg code iterator.
12633 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
12634 *neg<mode>2 patterns using absneg code iterator.
12635 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12636 *negextendsfdf2 patterns using absneg code iterator.
12637 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
12638 *negextendsfxf2 patterns using absneg code iterator.
12639 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
12640 *negextendsfdf2 patterns using absneg code iterator.
12641 * config/i386/sse.md (<code><mode>2): Macroize expander from
12642 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
12644 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
12646 * config/s390/s390.h: Remove the remains of the recent search
12647 & replace action of current_function_outgoing_args_size.
12649 2008-04-10 Ira Rosen <irar@il.ibm.com>
12651 PR tree-optimization/35821
12652 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
12653 NEW_STMT_LIST is not NULL.
12655 2008-04-09 David Edelsohn <edelsohn@gnu.org>
12658 * toplev.c (process_options): Remove -ffunction-sections debugging
12661 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
12663 PR middle-end/PR28690
12664 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
12665 than gen_rtx_fmt_ee to perform more canonicalizations.
12667 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12670 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
12672 2008-04-09 Richard Guenther <rguenther@suse.de>
12674 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
12675 (dump_function_to_file): Dump function arguments with types.
12677 2008-04-08 Richard Guenther <rguenther@suse.de>
12679 * fold-const.c (fold_widened_comparison): Do not allow
12680 sign-changes that change the result.
12682 2008-04-08 Janis Johnson <janis187@us.ibm.com>
12685 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
12686 kinds of indirect references.
12688 2008-04-08 David Edelsohn <edelsohn@gnu.org>
12690 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
12691 GNU Fortran language string.
12693 2008-04-08 Rafael Espindola <espindola@google.com>
12695 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
12696 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
12697 * tree.h (tree_call_nonnegative_warnv_p): New.
12699 2008-04-08 Jan Hubicka <jh@suse.cz>
12701 * function.c (free_after_compilation): Clear out regno_reg_rtx
12704 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
12707 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12709 PR middle-end/PR28690
12710 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
12711 same precedence as REG_POINTER and MEM_POINTER operands.
12713 2008-04-08 Richard Guenther <rguenther@suse.de>
12715 PR middle-end/35834
12716 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
12717 for adding index to base.
12719 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
12721 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
12722 (MINGW_ENABLE_EXECUTE_STACK): New.
12723 (IN_LIBGCC2): For libgcc include windows.h file for
12724 function declarations.
12726 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
12728 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
12729 and tem2 if tem1 is not a REG or MULT.
12731 2008-04-08 Jan Hubicka <jh@suse.cz>
12733 * function.h (incomming_args): Break out of struct function.
12734 (function_subsections): Break out of struct function.
12735 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
12736 return_rtx and hard_reg_initial_vals from struct function.
12737 Kill inl_max_label_num.
12738 (current_function_pops_args, current_function_args_info,
12739 current_function_args_size, current_function_args_size,
12740 current_function_pretend_args_size,
12741 current_function_outgoing_args_size,
12742 current_function_internal_arg_pointer, current_function_return_rtx):
12743 Kill compatibility accestor macros.
12744 * builtins.c (expand_builtin_apply_args_1): Update.
12745 (expand_builtin_next_arg): Update.
12746 * df-scan.c (df_get_call_refs): Update.
12747 * dbxout.c (dbxout_function_end): Update.
12748 * dwarf2out.c (dwarf2out_switch_text_section): Update.
12749 (output_line_info): Update.
12750 (secname_for_decl): Update.
12751 (dwarf2out_var_location): Update.
12752 * function.c (free_after_compilation): Update.
12753 (assign_parm_find_stack_rtl): Update.
12754 (assign_parms): Update.
12755 (expand_dummy_function_end): Update.
12756 (expand_function_end): Update.
12757 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
12758 (expand_call): Update.
12759 (emit_library_call_value_1): Update.
12760 (store_one_arg): Update.
12761 * varasm.c (initialize_cold_section_name): Update.
12762 (unlikely_text_section): Update.
12763 (unlikely_text_section_p): Update.
12764 (assemble_start_function): Update.
12765 (assemble_end_function): Update.
12766 (default_section_type_flags): Update.
12767 (switch_to_section): Update.
12768 * integrate.c (set_decl_abstract_flags): Update.
12769 (get_hard_reg_initial_val): Update.
12770 (has_hard_reg_initial_val): Update.
12771 (allocate_initial_values): Update.
12772 * resource.c (init_resource_info): Update.
12773 * config/alpha/alpha.c (NUM_ARGS): Update.
12774 (direct_return): Update.
12775 (alpha_va_start): Update.
12776 (alpha_sa_size): Update.
12777 (alpha_initial_elimination_offset): Update.
12778 (alpha_expand_prologue): Update.
12779 (alpha_start_function): Update.
12780 (alpha_expand_epilogue): Update.
12781 (unicosmk_initial_elimination_offset):
12782 * config/alpha/alpha.md (call expander): Update.
12783 * config/s390/s390.c (s390_register_info): Update.
12784 (s390_register_info): Update.
12785 (s390_frame_info): Update.
12786 (s390_initial_elimination_offset): Update.
12787 (s390_build_builtin_va_list): Update.
12788 (s390_va_start): Update.
12789 * config/spu/spu.c (direct_return): Update.
12790 (spu_expand_prologue): Update.
12791 (spu_initial_elimination_offset): Update.
12792 (spu_build_builtin_va_list): Update.
12793 (spu_va_start): Update.
12794 * config/sparc/sparc.c (sparc_init_modes): Update.
12795 (sparc_compute_frame_size): Update.
12796 (function_value): Update.
12797 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
12798 * config/i386/i386.md (return expander): Update.
12799 * config/i386/i386.c (ix86_va_start): Update.
12800 (ix86_can_use_return_insn_p): Update.
12801 (ix86_compute_frame_layout): Update.
12802 (ix86_expand_epilogue): Update.
12803 * config/sh/sh.c (output_stack_adjust): Update.
12804 (calc_live_regs): Update.
12805 (sh_expand_prologue): Update.
12806 (sh_builtin_saveregs): Update.
12807 (sh_va_start): Update.
12808 (initial_elimination_offset): Update.
12809 (sh_allocate_initial_value): Update.
12810 (sh_function_ok_for_sibcall): Update.
12811 (sh_get_pr_initial_val): Update.
12812 * config/sh/sh.md (return expander): Update.
12813 * config/avr/avr.c (frame_pointer_required_p): UPdate.
12814 * config/crx/crx.c (crx_compute_frame): UPdate.
12815 (crx_initial_elimination_offset): UPdate.
12816 * config/xtensa/xtensa.c (compute_frame_size): Update
12817 (xtensa_builtin_saveregs): Update.
12818 (xtensa_va_start): Update.
12819 (order_regs_for_local_alloc): Update.
12820 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
12821 (xstormy16_expand_builtin_va_start): Update.
12822 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
12823 * config/m68hc11/m68hc11.md (return expanders): Update.
12824 * config/m68hc11/m68hc11.c (expand_prologue): Update.
12825 (expand_epilogue): Update.
12826 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
12827 (cris_simple_epilogue): Update.
12828 (cris_expand_prologue): Update.
12829 (cris_expand_epilogue): Update.
12830 * config/iq2000/iq2000.c (iq2000_va_start): Update.
12831 (compute_frame_size): Update.
12832 * config/mt/mt.c (mt_compute_frame_size): Update.
12833 * config/mn10300/mn10300.c (expand_prologue): Update.
12834 (expand_epilogue): Update.
12835 (initial_offset): Update.
12836 (mn10300_builtin_saveregs):
12837 * config/mn10300/mn10300.md (return expander): Update.
12838 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
12839 (ia64_initial_elimination_offset): Update.
12840 (ia64_initial_elimination_offset): Update.
12841 (ia64_expand_prologue): Update.
12842 * config/m68k/m68k.md (return expander): Update.
12843 * config/rs6000/rs6000.c (rs6000_va_start): Update.
12844 (rs6000_stack_info): Update.
12845 * config/mcore/mcore.c (layout_mcore_frame): Update.
12846 (mcore_expand_prolog): Update.
12847 * config/arc/arc.c (arc_compute_frame_size): Update.
12848 * config/score/score3.c (score3_compute_frame_size): Update.
12849 * config/score/score7.c (score7_compute_frame_size): Update.
12850 * config/arm/arm.c (use_return_insn): Update.
12851 (thumb_find_work_register): Update.
12852 (arm_compute_save_reg_mask): Update.
12853 (arm_output_function_prologue): Update.
12854 (arm_output_epilogue): Update.
12855 (arm_size_return_regs): Update.
12856 (arm_get_frame_offsets): Update.
12857 (arm_expand_prologue): Update.
12858 (thumb_exit): Update.
12859 (thumb_unexpanded_epilogue): Update.
12860 (thumb1_output_function_prologue): Update.
12861 * config/pa/pa.md (return expander): Update.
12862 * config/pa/pa.c (compute_frame_size): Update.
12863 (hppa_builtin_saveregs): Update.
12864 * config/mips/mips.c (mips_va_start): Update.
12865 (mips16_build_function_stub): Update.
12866 (mips_compute_frame_info): Update.
12867 (mips_restore_gp): Update.
12868 (mips_output_function_prologue): Update.
12869 (mips_expand_prologue): Update.
12870 * config/v850/v850.c (compute_frame_size): Update.
12871 (expand_prologue): * config/mmix/mmix.c (along): update.
12872 (mmix_initial_elimination_offset): update.
12873 (mmix_reorg): update.
12874 (mmix_use_simple_return): update.
12875 (mmix_expand_prologue): update.
12876 (mmix_expand_epilogue): Update.
12877 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
12878 (emit_link_insn): Update.
12880 2008-04-08 Anatoly Sokolov <aesok@post.ru>
12882 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
12883 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
12885 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
12888 2008-04-07 Jan Hubicka <jh@suse.cz>
12890 * function.h (rtl): Rename to x_rtl.
12891 (crtl): New define.
12892 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
12893 frame_offset, stack_check_probe_note, arg_pointer_save_area,
12894 used_temp_slots avail_temp_slots, temp_slot_level,
12895 nonlocal_goto_handler_labels): Update accesstors.
12896 (rtl): New global variable.
12897 (struct function): Move some fileds to rtl_data.
12898 (get_arg_pointer_save_area): Update prototype.
12899 * builtins.c (expand_builtin_setjmp_receiver): Update call of
12900 get_arg_pointer_save_area.
12901 * expr.c (init_expr): Update
12902 * function.c (get_frame_size): Update
12903 (assign_stack_local): Update
12904 (expand_function_end): Update.
12905 (get_art_pointer_save_area): Update
12907 * emit-rtl.c (rtl): Declare.
12908 (regno_reg_rtx): Declare.
12909 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
12911 (gen_reg_rtx): Update.
12912 * varasm.c (n_deferred_constatns): Update accestor.
12913 (init_varasm_status): Do not allocate varasm_status.
12914 (force_const_mem, get_pool_size, output_constant_pool): Update.
12915 * stmt.c (force_label_rtx): Do not use x_ prefixes.
12916 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
12917 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
12918 * sparc/sparc.h (INIT_EXPANDERS): Update.
12919 * ia64/ia64.h (INIT_EXPANDERS): Update.
12921 2008-04-07 James E. Wilson <wilson@tuliptree.org>
12923 * reload.c (push_secondary_reload): Add missing break to for loop.
12925 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
12927 PR middle-end/PR28690
12928 * rtlanal.c: Update copyright years.
12929 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
12930 as REG_POINTER and MEM_POINTER operands.
12931 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
12932 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
12933 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
12934 * gcse.c: Update copyright years.
12935 (pre_delete): Call gen_reg_rtx_and_attrs.
12936 (hoist_code): Likewise.
12937 (build_store_vectors): Likewise.
12938 (delete_store): Likewise.
12939 * loop-invariant.c (move_invariant_reg): Likewise.
12940 Update copyright years.
12942 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
12944 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
12945 control string instead of quoted.
12947 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
12949 * doc/rtl.texi: Rewrite of subreg section.
12951 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
12954 * config/i386/i386.c (legitimize_pic_address): Add treating
12955 of dllimport SYM_REF's.
12956 (legitimize_dllimport_symbol): Add prototype.
12958 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12960 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
12961 reference in constructor with non self-referential type.
12963 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
12965 Removal of Return with Depressed Stack Pointer support
12966 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
12967 (ECF_SP_DEPRESSED): Likewise.
12968 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
12969 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
12970 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12971 (expand_call): Do not test ECF_SP_DEPRESSED.
12972 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12973 * function.c (keep_stack_depressed): Delete.
12974 (handle_epilogue_set): Likewise.
12975 (update_epilogue_consts): Likewise.
12976 (emit_equiv_load): Likewise.
12977 (thread_prologue_and_epilogue_insns): Remove support for Return with
12978 Depressed Stack Pointer.
12979 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
12981 2008-04-06 Richard Guenther <rguenther@suse.de>
12983 PR tree-optimization/35400
12984 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
12985 information from SSA_NAMEs.
12987 2008-04-06 Anatoly Sokolov <aesok@post.ru>
12989 * config/avr/avr.h (avr_mega_p): Remove declaration.
12990 (AVR_MEGA): Remove macro.
12991 * config/avr/avr.c (avr_mega_p): Remove variable.
12992 (avr_override_options): Remove inicializion of avr_mega_p.
12993 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12994 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
12995 (avr_jump_mode): (Ditto.).
12996 (avr_output_progmem_section_asm_op): (Ditto.).
12997 (avr_asm_init_sections): (Ditto.).
12998 (avr_asm_init_sections): (Ditto.).
12999 (avr_rtx_costs): (Ditto.).
13000 * config/avr/avr.md: (Ditto.).
13001 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
13004 2008-04-06 Richard Guenther <rguenther@suse.de>
13006 PR tree-optimization/35842
13007 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
13008 is_gimple_invariant_address.
13010 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
13012 * gcc.c (default_compilers): Sync Fortran extensions list with
13013 that in fortran/lang-specs.h.
13014 * doc/invoke.texi: Likewise.
13015 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
13016 * dwarf2out.c (gen_compile_unit_die): Likewise.
13018 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
13020 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
13022 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
13025 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
13026 attribute is used for nested functions.
13028 2008-04-05 Jan Hubicka <jh@suse.cz>
13030 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
13032 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
13034 (dump_files): Update.
13035 (enable_rtl_dump_file): Do not accept letter argument.
13036 * tree-pass.h (dump_file_info): Remove letter argument.
13037 * toplev.c (decode_d_option): Update -da handling.
13038 * toplev.h (enable_rtl_dump_file): Update prototype.
13039 * passes.c (register_one_dump_file): Do not accept IPA argument; work
13040 it out based on pass type.
13041 (register_dump_files_1): Likewise.
13042 (init_optimization_passes): Update register_one_dump_file calls.
13043 (execute_one_pass): Sanity check that IPA passes are called at IPA
13044 level and RTL passes at RTL level.
13045 (execute_pass_list): IPA pass can not be after or subpass of
13047 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
13048 disallov RTL subpasses of IPA subpasses.
13050 2008-04-05 Ben Elliston <bje@au.ibm.com>
13052 * tree-cfg.c (need_fake_edge_p): Return false for calls to
13053 builtins that return exactly once and do not throw. Cache call to
13056 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
13058 PR rtl-optimization/34916
13059 PR middle-end/35519
13060 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
13061 between instruction pairs.
13063 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
13065 * doc/invoke.texi: Document -mbitops for SH.
13066 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
13067 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
13068 * config/sh/sh.c (print_operand): Add %t operand code.
13069 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
13070 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
13071 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
13072 (extendqihi2): Likewise.
13073 (movqi_i): Likewise.
13074 (insv): Use bset, bclr and bst instructions for SH2A if possible.
13075 (extv): Use bld instruction for SH2A if possible.
13077 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
13078 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
13079 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
13080 (bset.b, bclr.b): Define peepholes.
13081 * config/sh/sh.opt (mbitops): New option.
13083 2008-04-04 Janis Johnson <janis187@us.ibm.com>
13086 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
13087 and view convert expression.
13089 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13092 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
13094 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
13096 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
13098 * config/i386/cpuid.h (bit_AES): New.
13099 (bit_PCLMUL): Likewise.
13101 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
13102 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
13103 SSE2 if AES or PCLMUL is enabled.
13104 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
13105 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13106 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
13107 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
13108 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
13109 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
13110 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
13111 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
13112 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
13113 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
13114 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
13115 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
13116 __builtin_ia32_aeskeygenassist128 and
13117 __builtin_ia32_pclmulqdq128.
13118 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
13119 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
13120 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
13122 * config/i386/i386.h (TARGET_AES): New.
13123 (TARGET_PCLMUL): Likewise.
13124 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
13126 * config/i386/i386.md (UNSPEC_AESENC): New.
13127 (UNSPEC_AESENCLAST): Likewise.
13128 (UNSPEC_AESDEC): Likewise.
13129 (UNSPEC_AESDECLAST): Likewise.
13130 (UNSPEC_AESIMC): Likewise.
13131 (UNSPEC_AESKEYGENASSIST): Likewise.
13132 (UNSPEC_PCLMUL): Likewise.
13134 * config/i386/i386.opt (maes): New.
13135 (mpclmul): Likewise.
13137 * config/i386/sse.md (aesenc): New pattern.
13138 (aesenclast): Likewise.
13139 (aesdec): Likewise.
13140 (aesdeclast): Likewise.
13141 (aesimc): Likewise.
13142 (aeskeygenassist): Likewise.
13143 (pclmulqdq): Likewise.
13145 * config/i386/wmmintrin.h: New.
13147 * doc/extend.texi: Document AES and PCLMUL built-in function.
13149 * doc/invoke.texi: Document -maes and -mpclmul.
13151 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
13153 * function.c (free_after_parsing): Replace with
13154 cxx_push_function_context from C++ front-end.
13155 (allocate_struct_function): Don't call langhook.
13156 * langhooks.h (struct lang_hooks_for_functions): Delete.
13157 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
13159 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
13160 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
13161 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
13162 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
13163 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
13164 remove LANG_HOOKS_FUNCTION_INITIALIZER.
13165 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
13167 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
13168 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
13170 2008-04-04 Jakub Jelinek <jakub@redhat.com>
13173 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
13176 2008-04-04 Richard Guenther <rguenther@suse.de>
13178 PR middle-end/35823
13179 * fold-const.c (optimize_minmax_comparison): Use the correct
13180 type for the constant in the simplified comparison.
13182 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
13184 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
13185 Pass L2 size as "--param l2-cache-size" to the compiler.
13186 (decode_l2_cache): New function to decode L2 cache parameters using
13187 0x8000006 extended cpuid function.
13188 (detect_caches_amd): Determine parameters of L2 cache using
13189 decode_l2_caches function.
13190 (decode_caches_intel): Decode L2 cache parameters.
13191 (detect_caches_intel): Determine L2 cache parameters using
13192 decode_caches_intel and decode_l2_caches functions.
13194 2008-04-03 Bob Wilson <bob.wilson@acm.org>
13196 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
13197 secondary input reload for subword loads from the constant pool.
13199 2008-04-03 Janis Johnson <janis187@us.ibm.com>
13202 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
13203 constants of the appropriate size for runtime calculations.
13206 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
13207 decimal-float literal constant zero.
13209 2008-04-03 Jakub Jelinek <jakub@redhat.com>
13212 * c-parser.c (c_parser_omp_atomic): Call
13213 default_function_array_conversion on the RHS.
13215 PR middle-end/35818
13216 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
13217 call is_variable_sized if decl has incomplete type.
13219 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
13221 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
13223 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
13225 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
13227 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
13228 (sgt<u>): Merge sgt and sgtu into new expander.
13229 (sgt, sgtu): Remove expanders.
13230 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
13231 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
13232 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
13233 *sgtu_<mode>_mips16 into new pattern.
13234 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
13235 (sge<u>): Merge sge and sgeu into new expander.
13236 (sge, sgeu): Remove expanders.
13237 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
13239 (*sge_<mode>, second *sge_<mode>): Remove patterns.
13240 (slt<u>): Merge slt and sltu into new expander.
13241 (slt, sltu): Remove expanders.
13242 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
13243 (*slt_<mode>, *sltu_<mode>): Remove patterns.
13244 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
13245 *sltu_<mode>_mips16 into new pattern.
13246 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
13247 (sle<u>): Merge sle and sleu into new expander.
13248 (sle, sleu): Remove expanders.
13249 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
13250 (*sle_<mode>, *sleu_<mode>): Remove patterns.
13251 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
13252 *sleu_<mode>_mips16 into new pattern.
13253 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
13255 2008-04-03 Jan Hubicka <jh@suse.cz>
13257 PR tree-optimization/35795
13258 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
13259 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13260 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
13261 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13262 * score/score3.c (score3_output_mi_thunk): Likewise.
13263 * score/score7.c (score7_output_mi_thunk): Likewise.
13264 * mips/mips.c (mips_output_mi_thunk): Likewise.
13266 2008-04-03 Richard Guenther <rguenther@suse.de>
13268 * tree-vrp.c (extract_range_from_unary_expr): Handle all
13269 conversions. Simplify code.
13271 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
13273 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
13275 2008-04-03 Tom Tromey <tromey@redhat.com>
13276 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
13278 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
13279 * config/bfin/t-bfin-linux (generated_files): Add
13280 linux-sysroot-suffix.h.
13281 * doc/install.texi (Prerequisites): Require make 3.80.
13282 * doc/sourcebuild.texi (Front End Directory): Document new
13284 * Makefile.in (generated_files): New variable.
13285 (ALL_HOST_OBJS): New variable.
13286 ($(ALL_HOST_OBJS)): New target.
13288 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13290 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
13291 (remap_block): Call id->transform_lang_insert_block instead
13293 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
13294 Set id.transform_lang_insert_block to NULL.
13295 (clone_body): Move to cp/optimize.c
13296 * tree-inline.h (struct copy_body_data): Change
13297 transform_lang_insert_block to function pointer.
13298 (copy_generic_body, copy_decl_no_change): Export.
13299 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
13300 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
13301 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
13303 * c-tree.h (insert_block): Kill.
13304 * c-decl.c (insert_block): Kill.
13306 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
13308 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13309 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13310 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
13312 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
13313 argument, call {push,pop}_function_context from here.
13314 * c-parser.c: Use c_{push,pop}_function_context.
13316 * function.c (push_function_context_to): Move meat ...
13317 (push_function_context): ... here. Simplify.
13318 * function.c (pop_function_context_from): Move meat ...
13319 (pop_function_context): ... here. Simplify.
13320 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
13322 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
13323 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
13324 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
13325 * tree.h (push_function_context_to, pop_function_context_from): Remove.
13327 2008-04-03 Ben Elliston <bje@au.ibm.com>
13329 * expmed.c (extract_force_align_mem_bit_field): Remove.
13331 2008-04-03 Richard Guenther <rguenther@suse.de>
13333 PR middle-end/35800
13334 * expr.h (try_casesi): Adjust prototype.
13335 * expr.c (try_casesi): Take fallback label as extra parameter.
13336 Use that for gen_casesi if default_label is NULL.
13337 * stmt.c (expand_case): Pass fallback label to try_casesi,
13338 make sure to fill gaps with a fallback label if default_label
13341 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
13344 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
13346 2008-04-03 Ben Elliston <bje@au.ibm.com>
13348 * expmed.c (extract_split_bit_field): Remove if (0) code.
13349 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
13350 (do_ds_constraint): Likewise.
13352 2008-04-02 Joseph Myers <joseph@codesourcery.com>
13354 * doc/cppopts.texi (-dU): Document.
13355 * c-common.h (flag_dump_macros): Update comment.
13356 * c-opts.c (handle_OPT_d): Handle -dU.
13357 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
13358 dump_queued_macros, cb_used_define, cb_used_undef): New.
13359 (init_pp_output): Handle -dU.
13360 (cb_line_change): Call dump_queued_macros.
13361 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
13363 2008-04-02 Anatoly Sokolov <aesok@post.ru>
13365 * config/avr/predicates.md (io_address_operand): New predicate.
13366 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
13367 * config/avr/avr.c (avr_io_address_p): Remove function.
13368 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
13369 'avr_io_address_p' function.
13370 (out_movhi_r_mr): (Ditto.).
13371 (out_movqi_mr_r): (Ditto.).
13372 (out_movhi_mr_r): (Ditto.).
13373 (avr_address_cost): (Ditto.).
13375 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
13377 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
13378 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
13379 in 32bit mode when XMM registers are available to avoid store
13381 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
13382 corresponding post-reload splitters.
13384 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13386 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
13387 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
13388 __builtin_ia32_roundss.
13389 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
13390 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
13391 __builtin_ia32_roundss.
13392 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
13393 IX86_BUILTIN_SHUFPD here.
13395 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
13397 * config/i386/i386.md (plogic): New.
13398 (plogicprefix): Likewise.
13400 * config/i386/mmx.md (mmx_<code><mode>3): New.
13401 (mmx_and<mode>3): Removed.
13402 (mmx_ior<mode>3): Likewise.
13403 (mmx_xor<mode>3): Likewise.
13405 * config/i386/sse.md (<code><mode>3): New.
13406 (*<code><mode>3): Likewise.
13407 (*<code><mode>3): Likewise.
13408 (<code><mode>3): Likewise.
13409 (*sse_<code><mode>3): Likewise.
13410 (*sse2_<code><mode>3): Likewise.
13411 (<code>tf3): Likewise.
13412 (*<code>tf3): Likewise.
13413 (and<mode>3): Likewise.
13414 (*and<mode>3): Likewise.
13415 (ior<mode>3): Removed.
13416 (*ior<mode>3): Likewise.
13417 (xor<mode>3): Likewise.
13418 (*xor<mode>3): Likewise.
13419 (*and<mode>3): Likewise.
13420 (*ior<mode>3): Likewise.
13421 (*xor<mode>3): Likewise.
13422 (and<mode>3): Likewise.
13423 (*sse_and<mode>3): Likewise.
13424 (*sse2_and<mode>3): Likewise.
13425 (andtf3): Likewise.
13426 (*andtf3): Likewise.
13427 (ior<mode>3): Likewise.
13428 (*sse_ior<mode>3): Likewise.
13429 (*sse2_ior<mode>3): Likewise.
13430 (iortf3): Likewise.
13431 (*iortf3): Likewise.
13432 (xor<mode>3): Likewise.
13433 (*sse_xor<mode>3): Likewise.
13434 (*sse2_xor<mode>3): Likewise.
13435 (xortf3): Likewise.
13436 (*xortf3): Likewise.
13438 2008-04-02 Richard Guenther <rguenther@suse.de>
13440 PR tree-optimization/14495
13441 PR tree-optimization/34793
13442 * tree-vrp.c (struct switch_update): New structure.
13443 (to_remove_edges, to_update_switch_stmts): New VECs.
13444 (simplify_switch_using_ranges): New function. Remove not taken
13445 case labels and edges.
13446 (simplify_stmt_using_ranges): Call it.
13447 (identify_jump_threads): Mark edges we have queued for removal
13448 so we don't thread them.
13449 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
13451 * tree-cfg.c (group_case_labels): Deal with missing default label.
13452 (tree_verify_flow_info): Allow missing default label.
13453 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
13454 (emit_case_nodes): Likewise.
13455 (expand_case): Do not rely on the default label to be present.
13456 * expr.c (try_casesi): Deal with NULL default_label.
13457 (do_tablejump): Likewise.
13459 2008-04-02 Richard Guenther <rguenther@suse.de>
13461 PR tree-optimization/14495
13462 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
13463 SWITCH_EXPR here ...
13464 (vrp_visit_switch_stmt): ... but here (new function).
13465 (find_case_label_index): New helper function.
13466 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
13468 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13470 * fwprop.c: Fix ISO-C99ism.
13472 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13475 * Makefile.in (objdir): Set it here.
13476 * configure.ac: Not here. Find dynamic linker characteristics.
13477 * exec-tool.in: Use them.
13478 * aclocal.m4: Regenerate.
13479 * configure: Regenerate.
13481 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13483 * expr.c (expand_var): Delete it.
13484 * expr.h (expand_var): Delete prototype.
13485 * function.c (expand_function_start): Use expand_decl instead.
13486 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
13489 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
13491 PR rtl-optimization/35542
13492 * fwprop.c (forward_propagate_and_simplify): Replace
13493 loc_reg_mentioned_in_p with reg_mentioned_p.
13495 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
13497 PR rtl-optimization/35281
13498 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
13499 (propagate_rtx_1): Handle PR_HANDLE_MEM.
13500 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
13501 (varying_mem_p): Move above propagate_rtx.
13502 (all_uses_available_at): Do not check MEMs.
13504 2008-04-02 Rafael Espindola <espindola@google.com>
13506 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
13507 (register_edge_assert_for_2): Split the cond argument.
13508 (register_edge_assert_for_1): Adjust for the change in
13509 register_edge_assert_for_2.
13510 (register_edge_assert_for): Split the cond argument.
13511 (find_switch_asserts): Adjust for the change in
13512 register_edge_assert_for.
13514 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
13516 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
13517 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
13518 offsets for 64-bit mingw.
13519 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
13520 abi for x86_64-pc-mingw.
13522 2008-04-02 Richard Guenther <rguenther@suse.de>
13524 * tree-vrp.c (extract_range_from_assert): Make sure to not
13525 produce range min/max with TREE_OVERFOW set.
13526 If merging a anti-range and a range keep the anti-range if
13527 the range covers all values of the type.
13528 (register_edge_assert_for_2): Only allow sign-changing
13529 conversions in detecting canonical range checks. Also
13530 register an assert for the unsigned name if useful.
13532 PR tree-optimization/35787
13533 * tree-vrp.c (vrp_val_max): New function.
13534 (vrp_val_min): Likewise.
13535 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
13536 (vrp_val_is_min): Likewise.
13537 (supports_overflow_infinity): Use vrp_val_{min,max}.
13538 (negative_overflow_infinity): Likewise.
13539 (positive_overflow_infinity): Likewise.
13540 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
13541 (is_positive_overflow_infinity): Likewise.
13542 (is_overflow_infinity): Likewise.
13543 (avoid_overflow_infinity): Use vrp_val_{min,max} and
13544 vrp_val_is_{min,max}.
13545 (set_and_canonicalize_value_range): Canonicalize anti-ranges
13546 to ranges if possible. Avoid empty ranges.
13548 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13550 PR middle-end/35705
13551 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
13552 the expression is a function address.
13554 2008-04-01 George Helffrich <george@gcc.gnu.org>
13556 PR fortran/35154, fortran/23057
13557 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
13558 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
13559 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
13560 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
13562 (dbxout_syms): Check for COMMON-based symbol and wrap in
13563 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
13564 in bracket for efficiency.
13566 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
13567 using DW_TAG_common_block + member offset.
13568 (add_pubname_string): New function.
13569 (dw_expand_expr): New function to find block name and offset for
13571 (common_check): New function to check whether symbol in Fortran COMMON.
13572 (gen_variable_die): If COMMON, use DW_TAG_common_block.
13574 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
13577 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
13579 2008-04-02 Ben Elliston <bje@au.ibm.com>
13581 * config/v850/v850.md (casesi): Remove if (0) code.
13582 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
13583 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
13585 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
13587 * config/i386/i386.md (rex64suffix): New mode attribute.
13588 (floathi<mode>2): Disable expander for SSE math.
13589 (*floathi<mode>2_1): New insn insn_and_split pattern.
13590 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
13591 corresponding post-reload splitters.
13592 (*floathi<mode>2_i387): New macroized insn pattern.
13593 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
13594 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
13595 insn_and_split pattern.
13596 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
13597 New macroized instruction patterns and corresponding post-reload
13599 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
13600 and corresponding post-reload splitters.
13601 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
13602 New macroized instruction patterns.
13603 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
13604 macroized instruction patterns and corresponding post-reload splitters.
13605 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
13606 corresponding post-reload splitters.
13607 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
13608 New macroized instruction patterns.
13609 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
13610 corresponding post-reload splitters.
13611 (*floatsi<mode>2_i387): New macroized instruction patterns.
13613 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
13615 * config/i386/i386.md (smaxmin): New.
13616 (umaxmin): Likewise.
13617 (maxminiprefix): Likewise.
13618 (maxminfprefix): Likewise.
13619 (<code><mode>3): Likewise.
13620 (smin<mode>3): Removed.
13621 (smax<mode>3): Likewise.
13623 * config/i386/mmx.md (mmx_<code>v2sf3): New.
13624 (mmx_<code>v4hi3): Likewise.
13625 (mmx_<code>v8qi3): Likewise.
13626 (mmx_smaxv2sf3): Removed.
13627 (mmx_sminv2sf3): Likewise.
13628 (mmx_umaxv8qi3): Likewise.
13629 (mmx_smaxv4hi3): Likewise.
13630 (mmx_uminv8qi3): Likewise.
13631 (mmx_sminv4hi3): Likewise.
13633 * config/i386/sse.md (<addsub><mode>3): New.
13634 (*<addsub><mode>3): Likewise.
13635 (<sse>_vm<addsub><mode>3): Likewise.
13636 (<maxmin><mode>3): Likewise.
13637 (*<maxmin><mode>3_finite): Likewise.
13638 (*<maxmin><mode>3): Likewise.
13639 (<sse>_vm<maxmin><mode>3): Likewise.
13640 (sse3_h<addsub>v4sf3): Likewise.
13641 (sse3_h<addsub>v2df3): Likewise.
13642 (<maxmin>v16qi3): Likewise.
13643 (*<maxmin>v16qi3): Likewise.
13644 (<maxmin>v8hi3): Likewise.
13645 (*<maxmin>v8hi3): Likewise.
13646 (*sse4_1_<maxmin><mode>3): Likewise.
13647 (*sse4_1_<maxmin><mode>3): Likewise.
13648 (add<mode>3): Removed.
13649 (*add<mode>3): Likewise.
13650 (<sse>_vmadd<mode>3): Likewise.
13651 (sub<mode>3): Likewise.
13652 (*sub<mode>3): Likewise.
13653 (<sse>_vmsub<mode>3): Likewise.
13654 (smin<mode>3): Likewise.
13655 (*smin<mode>3_finite): Likewise.
13656 (*smin<mode>3): Likewise.
13657 (<sse>_vmsmin<mode>3): Likewise.
13658 (smax<mode>3): Likewise.
13659 (*smax<mode>3_finite): Likewise.
13660 (*smax<mode>3): Likewise.
13661 (<sse>_vmsmax<mode>3): Likewise.
13662 (sse3_haddv4sf3): Likewise.
13663 (sse3_haddv2df3): Likewise.
13664 (sse3_hsubv4sf3): Likewise.
13665 (sse3_hsubv2df3): Likewise.
13666 (umaxv16qi3): Likewise.
13667 (*umaxv16qi3): Likewise.
13668 (smaxv8hi3): Likewise.
13669 (*smaxv8hi3): Likewise.
13670 (*sse4_1_smax<mode>3): Likewise.
13671 (*sse4_1_umax<mode>3): Likewise.
13672 (uminv16qi3): Likewise.
13673 (*uminv16qi3): Likewise.
13674 (sminv8hi3): Likewise.
13675 (*sminv8hi3): Likewise.
13676 (*sse4_1_smin<mode>3): Likewise.
13677 (*sse4_1_umin<mode>3): Likewise.
13679 2008-04-01 Rafael Espindola <espindola@google.com>
13681 * tree-cfg.c (verify_expr): remove in_phi.
13682 (verify_stmt): Don't call walk_tree with verify_expr. Use
13683 is_gimple_min_invariant instead of is_gimple_val.
13685 2008-04-01 Joseph Myers <joseph@codesourcery.com>
13687 * doc/include/gpl_v3.texi: Update for manpage generation.
13688 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
13690 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
13691 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
13692 gpl_v3.texi instead of gpl.texi.
13695 2008-04-01 Jakub Jelinek <jakub@redhat.com>
13698 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
13700 2008-04-01 Rafael Espindola <espindola@google.com>
13702 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
13703 (extract_code_and_val_from_cond): Use
13704 extract_code_and_val_from_cond_with_ops.
13706 2008-04-01 Jan Hubicka <jh@suse.cz>
13708 * function.c (free_after_compilation): Free epilogue_delay_list.
13709 (prepare_function_start): Assert that previous compilation was freed.
13711 2008-04-01 Jan Hubicka <jh@suse.cz>
13712 Jim Wilson <wilson@tuliptree.org>
13713 Andreas Tobler <andreast@gcc.gnu.org>
13715 PR middle-end/35781
13716 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
13717 rtl.emit instead cfun->emit.
13718 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
13719 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
13721 2008-04-01 Ben Elliston <bje@au.ibm.com>
13723 * doc/c-tree.texi (Function Basics): Fix grammatical error.
13725 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
13727 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
13729 (fprofile-use): Add var flag_profile_use
13730 * coverage.c (coverage_begin_output): Do not open a gcno file for
13731 output only if -ftest-coverage is set.
13732 Do not add getpwd() to gcda file path.
13733 (build_gcov_info): Check the new flag
13734 flag_profile_datafile_relative_path.
13735 (coverage_init): Use profile_data_prefix.
13736 Read profile counter only if flag_profile_use is set.
13737 * opts.c (common_handle_option): New option fprofile-use=,
13738 fprofile-dir=, fprofile-generate=.
13739 * toplev.c (profile_data_prefix): New variable definition.
13740 * toplev.h (profile_data_prefix): New declaration.
13741 * doc/invoke.tex (Option Summary, Optimization Options):
13744 2008-03-31 James E. Wilson <wilson@tuliptree.org>
13746 * varasm.c (output_constant_pool_1): In LABEL_REF check,
13747 use tmp consistently.
13750 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
13751 * config/ia64/ia64.c (rtx_needs_barrier): Handle
13752 UNSPEC_FR_RECIP_APPROX_RES.
13753 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
13755 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
13758 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
13760 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
13762 PR middle-end/30186
13763 * fold-const.c (fold_indirect_ref_1): Support accessing non first
13764 element of the vector via a pointer.
13766 2008-03-31 Ian Lance Taylor <iant@google.com>
13768 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
13770 2008-03-31 Jan Hubicka <jh@suse.cz>
13772 * builtins.c (expand_builtin_setjmp_receiver): Update call of
13773 get_arg_pointer_save_area.
13774 * expr.c (init_expr): Just clear out rtl.expr.
13775 * function.c (free_after_compilation): Clear out whole RTL structure.
13776 (get_func_frame_size): Merge into ...
13777 (get_frame_size): ... this one.
13778 (assign_stack_local_1): Merge into ...
13779 (assign_stack_local): ... this one.
13780 (expand_function_end): Update call of get_arg_pointer_save_area.
13781 (get_art_pointer_save_area): Remove cfun argument.
13782 * function.h (emit_status): regno_pointer_align does not need length
13783 attribute. Move x_regno_reg_rtx to ...
13784 (regno_reg_rtx): ... new global array.
13785 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
13786 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
13787 apply_args_value, forced_labels, stack_pointer_delta):
13789 (struct varasm_status): Move here from varasm.c
13790 (struct rtl_data): New. Move here some fields from struct function.
13791 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
13792 frame_offset, stack_check_probe_note, arg_pointer_save_area,
13793 used_temp_slots avail_temp_slots, temp_slot_level,
13794 nonlocal_goto_handler_labels): Update accesstors.
13795 (rtl): New global variable.
13796 (struct function): Move some fileds to rtl_data.
13797 (get_arg_pointer_save_area): Update prototype.
13798 * emit-rtl.c (rtl): Declare.
13799 (regno_reg_rtx): Declare.
13800 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
13802 (gen_reg_rtx): Update.
13803 (init_virtual_regs): Do not tate emit_status argument.
13804 (init_emit): Do not allocate emit.
13805 * varasm.c (varasm_statuc): Move to function.h.
13806 (n_deferred_constatns): Update accestor.
13807 (init_varasm_status): Do not allocate varasm_status.
13808 (force_const_mem, get_pool_size, output_constant_pool): Update.
13809 * stmt.c (force_label_rtx): Do not use x_ prefixes.
13810 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
13812 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
13814 PR rtl-optimization/35729
13815 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
13818 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
13821 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
13822 load/store if memory is unaligned.
13823 (*movti_rex64): Likewise.
13825 * config/i386/predicates.md (misaligned_operand): New.
13827 2008-03-31 Andrew Pinski <pinskia@gmail.com>
13830 * tree-ssa-phiopt.c (conditional_replacement): Return early for
13833 2008-03-31 Jan Beulich <jbeulich@novell.com>
13835 * config/ia64/constraints.md: Add 'j' constraint.
13836 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
13837 (movdi_internal): Likewise.
13839 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
13842 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
13844 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
13847 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
13848 proper error message for the third argument on blendpd and
13851 * config/i386/sse.md (blendbits): New.
13852 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
13854 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
13856 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
13858 2008-03-30 Richard Guenther <rguenther@suse.de>
13860 PR middle-end/31023
13861 * fold-const.c (fold_sign_changed_comparison): Do leave
13862 conversions to base-types alone.
13864 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
13866 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
13867 the link register if one altivec register is be saved.
13869 2008-03-30 Ben Elliston <bje@au.ibm.com>
13871 * final.c (final_scan_insn): Remove if (0) code.
13873 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
13875 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
13877 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
13879 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
13880 of V4SFmode to ix86_binary_operator_ok.
13882 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
13884 * config/i386/i386.c (override_options): Initialize
13885 ix86_veclib_handler to ix86_veclibabi_svml when
13886 -mveclibabi=svml is used.
13887 (ix86_veclibabi_svml): New function for SVML ABI style
13888 vectorization support.
13889 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
13891 2008-03-28 Rafael Espindola <espindola@google.com>
13893 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
13894 (tree_binary_nonnegative_warnv_p): Make it public.
13895 (tree_single_nonnegative_warnv_p): Make it public.
13896 (tree_invalid_nonnegative_warnv_p): Make it public.
13897 (tree_unary_nonzero_warnv_p): Make it public.
13898 (tree_binary_nonzero_warnv_p): Make it public
13899 (tree_single_nonzero_warnv_p): Make it public.
13900 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
13901 (extract_range_from_binary_expr): Split the expr argument.
13902 (extract_range_from_unary_expr): Split the expr argument.
13903 (extract_range_from_comparison): Split the expr argument.
13904 (extract_range_from_expr): Use the new aux functions.
13905 (vrp_evaluate_conditional_warnv): Use
13906 vrp_evaluate_conditional_warnv_with_ops.
13907 * tree.h (tree_unary_nonzero_warnv_p): Declare.
13908 (tree_binary_nonzero_warnv_p): Declare.
13909 (tree_single_nonzero_warnv_p): Declare.
13910 (tree_expr_nonzero_warnv_p): Declare.
13911 (tree_unary_nonnegative_warnv_p): Declare.
13912 (tree_binary_nonnegative_warnv_p): Declare.
13913 (tree_single_nonnegative_warnv_p): Declare.
13914 (tree_invalid_nonnegative_warnv_p): Declare.
13916 2008-03-28 Richard Guenther <rguenther@suse.de>
13918 PR tree-optimization/30317
13919 PR tree-optimization/30911
13920 PR tree-optimization/34793
13921 * tree-vrp.c (set_and_canonicalize_value_range): New function.
13922 (struct assert_locus_d): New member EXPR.
13923 (register_new_assert_for): Add EXPR parameter to support
13924 ASSERT_EXPR <name, expr OP limit>.
13925 (register_edge_assert_for_1): Adjust callers.
13926 (find_assert_locations): Likewise.
13927 (process_assert_insertions_for): Build condition from expression.
13928 (extract_range_from_assert): Handle ASSERT_EXPRs
13929 of the form ASSERT_EXPR <name, expr OP limit>.
13930 (register_edge_assert_for_2): New helper registering
13931 asserts for comparisons. Recognize range tests of the form
13932 (unsigned)i - CST1 OP CST2.
13933 (register_edge_assert_for_1): Use it.
13934 (register_edge_assert_for): Likewise.
13935 (needs_overflow_infinity): Integer sub-types
13936 do not need overflow infinities.
13937 (vrp_val_is_max): The extreme values of integer sub-types
13938 are those of the base type.
13939 (vrp_val_is_min): Likewise.
13940 * tree.def (ASSERT_EXPR): Document extra allowed conditional
13943 2008-03-28 Nick Clifton <nickc@redhat.com>
13946 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
13947 Return GENERAL_REGS for stack adjustment reloads.
13949 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
13952 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
13953 const_vector when all the vectors are constant.
13955 2008-03-27 Bob Wilson <bob.wilson@acm.org>
13957 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
13959 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
13960 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
13962 (s<code>_sf): Use new scc_sf attribute for opcode names.
13964 2008-03-27 Tom Tromey <tromey@redhat.com>
13966 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
13967 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
13968 config/spu/t-spu-elf, config/i386/t-interix,
13969 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
13970 config/i386/x-darwin, config/i386/x-mingw32,
13971 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
13972 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
13973 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
13974 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
13975 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
13976 config/rs6000/x-darwin, config/rs6000/t-rs6000,
13977 config/score/t-score-elf, config/arm/t-strongarm-pe,
13978 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
13979 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
13980 Revert automatic dependency patch.
13982 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
13985 * config/i386/i386.c (ix86_function_arg_boundary): Align
13986 decimal floating point to its natural boundary.
13988 2008-03-27 Richard Guenther <rguenther@suse.de>
13990 PR middle-end/35716
13991 * fold-const.c (fold_comparison): Restrict distinct decl
13992 comparison folding to VAR_DECLs and PARM_DECLs. Do not
13993 solely rely on operand_equal_p.
13995 2008-03-27 Richard Guenther <rguenther@suse.de>
13998 * c-common.c (handle_weak_attribute): Reject combination of
14001 2008-03-27 Richard Guenther <rguenther@suse.de>
14003 PR tree-optimization/32810
14004 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
14005 conversions from DECL_INITIAL.
14006 (fold_const_aggregate_ref): Likewise from constructor elements.
14008 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
14010 * tree-affine.h (aff_combination_expand): Declare.
14011 (get_inner_reference_aff): Likewise.
14012 * tree-affine.c (aff_combination_expand): Split out from
14013 tree_to_aff_combination_expand.
14014 (get_inner_reference_aff): New function.
14015 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
14016 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
14017 (struct lim_aux_data): sm_done field removed.
14018 (mem_ref_loc_p, mem_ref_locs_p): New types.
14019 (struct mem_ref): Added id, stored, accesses_in_loop,
14020 indep_loop, dep_loop, indep_ref, dep_ref fields.
14021 Removed is_stored, locs and next fields.
14022 (memory_accesses): New variable.
14023 (movement_possibility): Do not allow moving statements
14024 that store to memory.
14025 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
14027 (determine_max_movement): For statements with memory references,
14028 find the outermost loop in that the reference is independent.
14029 (move_computations_stmt): Mark the virtual operands for renaming.
14030 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
14031 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
14032 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
14033 add_vop_ref_mapping, create_vop_ref_mapping_loop,
14034 create_vop_ref_mapping, analyze_memory_references,
14035 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
14036 get_all_locs_in_loop, ref_always_accessed_p,
14037 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
14038 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
14039 store_motion_loop, store_motion): New functions.
14040 (struct vop_to_refs_elt): New type.
14041 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
14042 memref_hash, memref_eq, hoist_memory_references): Rewritten.
14043 (schedule_sm): Replaced by...
14044 (execute_sm): ... this.
14045 (determine_lsm_ref, hoist_memory_references,
14046 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
14047 find_more_ref_vops, free_mem_ref, free_mem_refs,
14048 determine_lsm_loop, determine_lsm): Removed.
14049 (tree_ssa_lim_finalize): Free data structures used by store motion.
14050 (tree_ssa_lim): Call analyze_memory_references. Use
14051 store_motion instead of determine_lsm.
14053 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14055 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
14056 rename tmake_file to m68hc11/t-m68hc11.
14057 (mcore): Set inhibit_libc to true.
14058 * config.host (alpha*-dec-*vms*): Set extra_programs.
14059 (interix3*): Don't use host_xmake_file.
14060 * configure.ac: Let config.gcc override inhibit_libc.
14061 * configure: Regenerate.
14063 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
14064 * config/t-openbsd-thread: Remove commented out lines.
14066 * config/x-interix: Remove.
14068 * config/m68hc11/t-m68hc11-gas: Rename to...
14069 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
14071 * config/mcore/t-mcore: Remove T_CFLAGS.
14072 * config/mcore/t-mcore-pe: Likewise.
14074 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
14076 * configure.ac: Replace custom __GNU_SOURCE test with
14077 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
14078 * aclocal.m4: Regenerate.
14079 * configure: Regenerate.
14080 * config.in: Regenerate.
14082 2008-03-27 Richard Guenther <rguenther@suse.de>
14084 * fold-const.c (target.h): Include.
14085 (fold_comparison): Fold comparison of addresses of decls
14086 that bind locally or of constants. Consolidate address folding code.
14087 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
14088 results from fold_binary_to_constant.
14089 (compare_values_warnv): Likewise.
14091 2008-03-27 Andrew Pinski <pinskia@gmail.com>
14093 PR middle-end/35429
14094 * fold-const.c (fold_truthop): Check for integeral types when folding
14095 a == 0 && b == 0 and a != 0 || b != 0 .
14097 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
14099 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
14101 2008-03-26 Andreas Schwab <schwab@suse.de>
14103 * doc/invoke.texi: Fix use of @item vs. @itemx.
14105 2008-03-26 Tom Tromey <tromey@redhat.com>
14107 * Makefile.in (build/gensupport.o, build/print-rtl.o,
14108 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
14109 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
14110 build/gencodes.o, build/genconditions.o, build/genconfig.o,
14111 build/genconstants.o, build/genemit.o, build/genextract.o,
14112 build/genflags.o, build/genmddeps.o, build/genopinit.o,
14113 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
14116 2008-03-26 Richard Guenther <rguenther@suse.de>
14119 2008-03-26 Richard Guenther <rguenther@suse.de>
14121 * fold-const.c (target.h): Include.
14122 (fold_comparison): Fold comparison of addresses of two decls
14123 that bind locally. Consolidate address folding code.
14125 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14127 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
14128 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
14129 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
14130 dconstsqrt2, dconstthird, dconste and/or dconst10.
14131 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
14132 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
14133 dconstsqrt2, dconste): Delete.
14134 (init_emit_once): Likewise. Simplify initializing dconstm1.
14136 * real.c (get_real_const): New.
14137 * real.h (dconst3, dconst10, dconstm2, dconstthird,
14138 dconstsqrt2, dconste): Delete.
14139 (real_value_const, get_real_const): New.
14141 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
14143 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
14145 * config/i386/i386.c (ix86_function_arg_boundary): Check
14146 BIGGEST_ALIGNMENT instead of 128.
14147 (setup_incoming_varargs_64): Likewise.
14149 2008-03-26 Tom Tromey <tromey@redhat.com>
14151 * Makefile.in (DEPFILES): Add missing '/'.
14153 2008-03-26 Richard Guenther <rguenther@suse.de>
14155 * fold-const.c (target.h): Include.
14156 (fold_comparison): Fold comparison of addresses of two decls
14157 that bind locally. Consolidate address folding code.
14159 2008-03-26 Nick Clifton <nickc@redhat.com>
14162 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
14163 not allow INT+INT as a legitimate addressing mode.
14165 2008-03-26 Richard Guenther <rguenther@suse.de>
14167 * tree-flow.h (widen_bitfield): Remove declaration.
14168 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
14169 (widen_bitfield): Remove function.
14170 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
14173 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14176 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
14179 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
14181 PR rtl-optimization/35232
14182 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
14183 (forget_old_reloads_1, forget_marked_reloads): Don't clear
14184 reg_reloaded_call_part_clobbered here.
14185 (reload_regs_reach_end_p): New function.
14186 (reload_reg_rtx_for_input): New variable.
14187 (reload_reg_rtx_for_output): Likewise.
14188 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
14189 when reassigning a pseudo register. Load reloadreg from
14190 reload_reg_rtx_for_input, moving the mode and register
14192 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
14193 instead of the original when deciding whether an input reload
14194 would be a no-op or whether an output reload can be deleted.
14195 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
14196 when setting up new_spill_reg_store. Load it from
14197 reload_reg_rtx_for_output, moving the mode and register
14199 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
14200 instead of the original when deciding whether an output reload
14201 would be a no-op. Do the same when modifying insn notes.
14202 Use rtx_equal_p instead of == to compare the registers.
14203 (inherit_piecemeal_p): Take a mode and two register numbers
14205 (emit_reload_insns): Clear new_spill_reg_store for every hard
14206 register in the reload register. Remove spill registers
14207 from reg_reloaded_valid before considering whether to record
14208 inheritance information for them. Use reload_reg_rtx_for_output
14209 instead of reg_rtx when recording output reloads. Use
14210 reload_reg_rtx_for_input instead of reg_rtx when recording
14211 input reloads. Set or clear reg_reloaded_call_part_clobbered
14212 at the same time as setting reg_reloaded_valid.
14213 (delete_output_reload): Add a new_reload_reg parameter and use it
14214 instead of rld[j].reg_rtx.
14215 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
14218 2008-03-25 Tom Tromey <tromey@redhat.com>
14220 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
14221 (build/genattr.o): Likewise.
14222 (build/genattrtab.o): Likewise.
14223 (build/gencodes.o): Likewise.
14224 (build/genconfig.o): Likewise.
14225 (build/genconstants.o): Likewise.
14226 (build/genemit.o): Likewise.
14227 (build/genextract.o): Likewise.
14228 (build/genflags.o): Likewise.
14230 2008-03-25 Bob Wilson <bob.wilson@acm.org>
14232 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
14233 instead of size_int for integer types.
14234 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
14235 to match type of MINUS_EXPR.
14237 2008-03-25 Tom Tromey <tromey@redhat.com>
14239 * configure: Rebuilt.
14240 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
14243 2008-03-25 Tom Tromey <tromey@redhat.com>
14245 * config/x-solaris (host-solaris.o): Update.
14246 * config/x-linux (host-linux.o): Update.
14247 * config/x-hpux (host-hpux.o): Update.
14248 * config/x-darwin (host-darwin.o): Update.
14249 * config/v850/t-v850e (v850-c.o): Update.
14250 * config/v850/t-v850 (v850-c.o): Update.
14251 * config/t-vxworks (vxworks.o): Update.
14252 * config/t-sol2 (sol2-c.o, sol2.o): Update.
14253 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
14254 * config/spu/t-spu-elf (spu-c.o): Update.
14256 * config/sh/t-symbian (sh-c.o): Update.
14257 (symbian.o): Update.
14258 * config/sh/t-sh (sh-c.o): Update.
14259 * config/score/t-score-elf (score7.o, score3.o): Update.
14260 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
14261 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
14262 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
14263 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
14264 (rs6000.o): Remove.
14265 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
14266 * config/m32c/t-m32c (m32c-pragma.o): Update.
14267 * config/ia64/t-ia64 (ia64-c.o): Update.
14268 * config/i386/x-mingw32 (host-mingw32.o): Update.
14269 * config/i386/x-i386 (driver-i386.o): Update.
14270 * config/i386/x-darwin (host-i386-darwin.o): Update.
14271 * config/i386/x-cygwin (host-cygwin.o): Update.
14272 * config/i386/t-nwld (nwld.o): Update.
14273 * config/i386/t-netware (netware.o): Update.
14274 * config/i386/t-interix (winnt.o): Update.
14275 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
14276 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
14277 msformat-c.o): Update.
14278 * config/bfin/t-bfin-linux (generated_files): Add
14279 linux-sysroot-suffix.h.
14280 * config/arm/t-wince-pe (pe.o): Update.
14281 * config/arm/t-strongarm-pe (pe.o): Update.
14282 * config/arm/t-pe (pe.o): Update.
14283 * config/arm/t-arm (arm-c.o): Update.
14284 * doc/install.texi (Prerequisites): Require make 3.80.
14285 * Makefile.in: Remove .o targets.
14286 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
14287 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
14288 (simple_generated_h, simple_generated_c): Move earlier.
14289 (generated_files): New variable.
14290 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
14291 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
14292 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
14293 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
14294 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
14295 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
14296 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
14297 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
14298 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
14299 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
14300 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
14301 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
14303 (COMPILE.base, COMPILE): New variables.
14304 (%.o): New pattern rule.
14305 (ALL_HOST_OBJS): New variable.
14306 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
14307 (dummy-checksum.o, cc1-checksum.o): Remove.
14308 (DRIVER_SHLIB): New variable.
14309 (DRIVER_DEFINES): Use it.
14310 (gencondmd.c): Move out of build/.
14311 (s-conditions): Update.
14312 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
14313 (ALL_BUILD_OBJS): Likewise.
14314 (build/%.o): Use BUILDCOMPILE.
14315 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
14316 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
14317 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
14318 build/gencheck.o, build/gencodes.o, build/genconditions.o,
14319 build/genconfig.o, build/genconstants.o, build/genemit.o,
14320 build/genextract.o, build/genflags.o, build/genmddeps.o,
14321 build/genopinit.o, build/genoutput.o, build/genpeep.o,
14322 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
14323 build/gen-protos.o, build/scan.o, build/fix-header.o,
14324 build/scan-decls.o): Simplify.
14325 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
14326 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
14327 prefix.o, toplev.o): Reduce to variable setting.
14328 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
14329 ($(out_object_file), gcc-options.o): New targets.
14330 ($(ALL_HOST_OBJS)): New target. Include dependency files.
14331 * configure: Rebuilt.
14332 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
14333 * doc/sourcebuild.texi (Front End Directory): Document new variable.
14335 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
14337 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
14338 complain when we hit an error, return ERROR_MARK_NODE.
14340 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14342 * config/sh/constraints.md (Pso, Psz): New constraints.
14343 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
14344 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
14346 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14348 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
14349 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
14351 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
14353 * config/sh/sh.md (prefetch): Add condition for SH2A target.
14354 (prefetch_sh2a): New.
14356 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14357 Naveen.H.S <naveen.hs@kpitcummins.com>
14359 * config/sh/constraints.md (I28): New constraint.
14360 * config/sh/sh.c (broken_move): Add support for movi20s.
14361 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
14363 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
14364 Jayant Sonar <Jayant.sonar@kpitcummins.com>
14365 Naveen.H.S <naveen.hs@kpitcummins.com>
14367 * config/sh/sh.c (SH_ATTRIBUTES): Define.
14368 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
14369 (print_operand): Handle resbank in %@ operand code.
14370 (sh_encode_section_info): New.
14371 (push_regs): Add conditions for resbank.
14372 (sh_expand_epilogue): Likewise.
14373 (sh_insert_attributes): Likewise.
14374 (sh_attribute_table): Likewise.
14375 (sh_handle_resbank_handler_attribute): New.
14376 (sh2a_handle_function_vector_handler_attribute): New.
14377 (sh2a_is_function_vector_call): New.
14378 (sh2a_get_function_vector_number): New.
14379 (sh2a_function_vector_p): New.
14380 (sh_cfun_resbank_handler_p): New.
14381 * config/sh/sh.md (calli): Emit jsr/n if possible.
14382 (calli_tbr_rel): New.
14383 (calli_pcrel): Emit jsr/n if possible.
14384 (return_i): Emit rts/n if possible.
14385 (call_valuei_tbr_rel): New.
14386 (call_valuei_pcrel): Add condition for SH2A target.
14387 (call_value): Likewise.
14388 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
14389 (sh2a_get_function_vector_number): Likewise.
14390 (sh2a_is_function_vector_call): Likewise.
14391 * doc/extend.texi: Document TBR relative addressing of SH2A.
14392 (resbank): Add description for SH2A.
14394 2008-03-24 Richard Guenther <rguenther@suse.de>
14397 * gimplify.c (gimplify_modify_expr): For frontend type-correct
14398 pointer assignments change conversions according to middle-end rules.
14399 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
14400 * configure.ac: Include type checking in yes.
14401 * configure: Regenerate.
14403 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14405 * diagnostic.c (diagnostic_count_diagnostic): Delete.
14406 (diagnostic_report_diagnostic): Update. Handle ICEs here.
14408 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
14410 * gthr-vxworks.h (UNUSED): Define.
14412 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
14414 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
14416 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
14418 * doc/extend.texi (Function Attributes): Add missing comma in the
14419 example of the "alloc_size" attribute.
14421 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
14424 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
14426 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
14429 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14432 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14433 of the underlying type of a MS bitfield layout to the natural
14434 alignment of the type.
14436 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14438 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14439 to their natural alignment to avoid store forwarding stalls.
14441 2008-03-22 Richard Guenther <rguenther@suse.de>
14443 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
14444 For PHI nodes verify the address is invariant.
14445 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
14446 (get_symbol_constant_value): Use is_gimple_min_invariant.
14447 (maybe_fold_stmt_indirect): Likewise.
14449 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
14451 PR rtl-optimization/33927
14452 * Makefile.in (dse.o): Depend on $(TM_P_H).
14453 * expr.h (extract_low_bits): Declare.
14454 * expmed.c (extract_low_bits): New function.
14455 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
14456 * dse.c: Include tm_p.h.
14457 (find_shift_sequence): Remove the read_reg argument and return the
14458 read value. Emit the instructions instead of returning them.
14459 Iterate on new_mode rather than calculating it each time.
14460 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
14461 source to NEW_MODE and extract_low_bits to convert the shifted
14462 value to READ_MODE.
14463 (replace_read): Allow the load and store to have different mode
14464 classes. Use extract_low_bits when SHIFT == 0. Create the shift
14465 or extraction instructions before trying the replacement. Update
14466 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
14468 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
14470 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
14471 to their natural alignment to avoid store forwarding stalls.
14473 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
14476 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
14477 encouraging but not allowing gprs for input;
14478 change the input constraint to !f#r.
14479 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
14481 change the output constraint to !f#r.
14483 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
14486 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
14487 corresponding post-reload splitters.
14488 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
14489 when x87 FP math is selected.
14490 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
14491 New function prototype.
14492 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
14493 unreachable function to ease macroization of insn patterns.
14495 2008-03-21 Martin Jambor <mjambor@suse.cz>
14497 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
14498 reference dumps if ddr is NULL or dependence is unknown.
14500 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14502 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
14503 unsigned extension into account.
14504 (ATOMIC_COMPARE_AND_SWAP): Likewise.
14505 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
14506 Do computations on a scratch register.
14508 2008-03-21 Richard Guenther <rguenther@suse.de>
14510 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
14511 Use is_gimple_min_invariant instead of TREE_INVARIANT.
14512 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
14513 * tree-ssa-dom.c (record_equality): Likewise.
14514 * tree-inline.c (copy_body_r): Likewise.
14515 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
14518 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
14520 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
14521 as 'delete_unused' argument.
14523 2008-03-20 Richard Guenther <rguenther@suse.de>
14525 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
14526 special casing of constant qualifiers.
14527 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
14528 care about them in general.
14529 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
14530 regardless of their type.
14531 (fold_stmt_r): Forcefully fold *& if we end up with that.
14533 2008-03-20 Paul Brook <paul@codesourcery.com>
14535 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
14536 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
14538 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
14540 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
14541 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
14543 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
14545 * common.opt (Wmudflap): New option.
14546 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
14547 (mx_register_decls): Likewise.
14548 (mudflap_finish_file): Likewise.
14549 * doc/invoke.texi: Document -Wno-mudflap.
14551 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
14553 * c-format.c (replace_format_name_to_system_name): New.
14554 (cmp_attribs): New.
14555 (convert_format_name_to_system_name): New.
14556 (decode_format_attr): Add use of convert_format_name_to_system_name.
14557 (format_types_orig): Add gnu_ prefix to names.
14558 (check_format_info_main): Special treating of \0 escaped names for
14559 supporting multi-character format specifiers as I32, I64.
14560 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
14561 (gnu_target_overrides_format_attributes): New.
14562 * c-format.h: Add structure target_ovr_attr to hold
14563 system specific formatter names.
14564 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
14565 msformat-c.o file to c_target_objs and cxx_target_objs.
14566 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14567 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
14568 (TARGET_N_FORMAT_TYPES): New.
14569 * config/i386/msformat-c.c: New.
14570 * config/i386/t-cygming: Add build rule for msformat-c.o.
14571 * doc/extend.texi: Add new format names gnu_* and ms_* and
14573 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
14575 2008-03-20 Ira Rosen <irar@il.ibm.com>
14577 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
14578 optimizations turned on under -O3.
14579 (ftree-vectorize): Add that the flag is turned on with -O3.
14581 2008-03-20 Ben Elliston <bje@au.ibm.com>
14583 * regmove.c (try_auto_increment): Fix spelling error in comment.
14584 * final.c (final_scan_insn): Likewise.
14586 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
14589 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
14590 allocator preferences for "y" and "r" class registers.
14591 ("*mov<mode>_internal"): Ditto.
14592 ("*movv2sf_internal_rex64"): Ditto.
14593 ("*movv2sf_internal"): Ditto.
14595 2008-03-19 Michael Matz <matz@suse.de>
14597 PR middle-end/35616
14598 * calls.c (expand_call): Check overlap of arguments with call
14599 address for sibcalls.
14601 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
14604 * stor-layout.c (update_alignment_for_field): Set minimum alignment
14605 of the underlying type of a MS bitfield layout to the natural
14606 alignment of the type.
14608 2008-03-19 Jan Hubicka <jh@suse.cz>
14611 * toplev.c (decode_d_option): Handle all CPP flags.
14612 * tree-vrp.c: Update tree_pass descriptors.
14613 * regrename.c: Update tree_pass descriptors.
14614 * fwprop.c: Update tree_pass descriptors.
14615 * doc/invoke.texi: Remove documentation of dropped -d? flags.
14616 * tree-into-ssa.c: Update tree_pass descriptors.
14617 * tree-dump.c: Update tree_pass descriptors.
14618 * tree-complex.c: Update tree_pass descriptors.
14619 * tree-dump.h: Update tree_pass descriptors.
14620 * see.c: Update tree_pass descriptors.
14621 * cgraphbuild.c: Update tree_pass descriptors.
14622 * tracer.c: Update tree_pass descriptors.
14623 * tree-loop-distribution.c: Update tree_pass descriptors.
14624 * cgraph.c: Update tree_pass descriptors.
14625 * postreload-gcse.c: Update tree_pass descriptors.
14626 * postreload.c: Update tree_pass descriptors.
14627 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
14628 * tree-tailcall.c: Update tree_pass descriptors.
14629 * tree-pass.h (tree_opt_pass): Rename to ...
14630 (opt_pass) ... this one; add "type" field and remove letter field.
14631 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
14632 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
14633 all_lowering_passes): Update declaration.
14634 * ipa-cp.c: Update tree_pass descriptors.
14635 * final.c: Update tree_pass descriptors.
14636 * omp-low.c: Update tree_pass descriptors.
14637 * tree-ssa-dse.c: Update tree_pass descriptors.
14638 * ipa-reference.c: Update tree_pass descriptors.
14639 * tree-ssa-uncprop.c: Update tree_pass descriptors.
14640 * auto-inc-dec.c: Update tree_pass descriptors.
14641 * reorg.c: Update tree_pass descriptors.
14642 * cgraphunit.c: Update tree_pass descriptors.
14643 * tree-ssa-copyrename.c: Update tree_pass descriptors.
14644 * tree-ssa-ccp.c: Update tree_pass descriptors.
14645 * df-core.c: Update tree_pass descriptors.
14646 * mode-switching.c: Update tree_pass descriptors.
14647 * tree-nomudflap.c: Update tree_pass descriptors.
14648 * modulo-sched.c: Update tree_pass descriptors.
14649 * ipa-pure-const.c: Update tree_pass descriptors.
14650 * cse.c: Update tree_pass descriptors.
14651 * web.c: Update tree_pass descriptors.
14652 * tree-stdarg.c: Update tree_pass descriptors.
14653 * tree-ssa-math-opts.c: Update tree_pass descriptors.
14654 * tree-ssa-dom.c: Update tree_pass descriptors.
14655 * tree-nrv.c: Update tree_pass descriptors.
14656 * tree-ssa-alias.c: Update tree_pass descriptors.
14657 * loop-init.c: Update tree_pass descriptors.
14658 * gimple-low.c: Update tree_pass descriptors.
14659 * ipa-inline.c: Update tree_pass descriptors.
14660 * tree-ssa-sink.c: Update tree_pass descriptors.
14661 * global.c: Update tree_pass descriptors.
14662 * ifcvt.c: Update tree_pass descriptors.
14663 * jump.c: Update tree_pass descriptors.
14664 * predict.c: Update tree_pass descriptors.
14665 * tree-ssa-loop.c: Update tree_pass descriptors.
14666 * recog.c: Update tree_pass descriptors.
14667 * dse.c: Update tree_pass descriptors.
14668 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
14669 * tree-eh.c: Update tree_pass descriptors.
14670 * regmove.c: Update tree_pass descriptors.
14672 * function.c: Update tree_pass descriptors.
14673 * tree-vectorizer.c: Update tree_pass descriptors.
14674 * gcse.c: Update tree_pass descriptors.
14675 * ipa-type-escape.c: Update tree_pass descriptors.
14676 * tree-if-conv.c: Update tree_pass descriptors.
14677 * init-regs.c: Update tree_pass descriptors.
14678 * ipa.c: Update tree_pass descriptors.
14679 * tree-ssa-phiopt.c: Update tree_pass descriptors.
14680 * rtl-factoring.c: Update tree_pass descriptors.
14681 * lower-subreg.c: Update tree_pass descriptors.
14682 * bt-load.c: Update tree_pass descriptors.
14683 * tree-dfa.c: Update tree_pass descriptors.
14684 * except.c: Update tree_pass descriptors.
14685 * emit-rtl.c: Update tree_pass descriptors.
14686 * cfgexpand.c: Update tree_pass descriptors.
14687 * tree-cfgcleanup.c: Update tree_pass descriptors.
14688 * cfgcleanup.c: Update tree_pass descriptors.
14689 * tree-ssa-pre.c: Update tree_pass descriptors.
14690 * tree-sra.c: Update tree_pass descriptors.
14691 * tree-mudflap.c: Update tree_pass descriptors.
14692 * tree-ssa-copy.c: Update tree_pass descriptors.
14693 * cfglayout.c: Update tree_pass descriptors.
14694 * tree-ssa-forwprop.c: Update tree_pass descriptors.
14695 * tree-ssa-dce.c: Update tree_pass descriptors.
14696 * tree-ssa.c: Update tree_pass descriptors.
14697 * regclass.c: Update tree_pass descriptors.
14698 * integrate.c: Update tree_pass descriptors.
14699 * tree-optimize.c: Update tree_pass descriptors.
14700 * tree-ssa-phiprop.c: Update tree_pass descriptors.
14701 * tree-object-size.c: Update tree_pass descriptors.
14702 * combine.c: Update tree_pass descriptors.
14703 * tree-outof-ssa.c: Update tree_pass descriptors.
14704 * bb-reorder.c: Update tree_pass descriptors.
14705 * stack-ptr-mod.c: Update tree_pass descriptors.
14706 * var-tracking.c: Update tree_pass descriptors.
14707 * tree-profile.c: Update tree_pass descriptors.
14708 * tree-vect-generic.c: Update tree_pass descriptors.
14709 * reg-stack.c: Update tree_pass descriptors.
14710 * sched-rgn.c: Update tree_pass descriptors.
14711 * tree-ssa-structalias.c: Update tree_pass descriptors.
14712 * tree-cfg.c: Update tree_pass descriptors.
14713 * passes.c (current_pass): Update declaration.
14714 (finish_optimization_passes): Update.
14715 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
14716 (register_one_dump_file, register_dump_files_1, next_pass_1):
14718 (init_optimization_passes): Update handling of new types.
14719 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
14720 * ipa-struct-reorg.c: Update tree_pass descriptors.
14721 * tree-ssa-reassoc.c: Update tree_pass descriptors.
14722 * combine-stack-adj.c: Update tree_pass descriptors.
14723 * cfgrtl.c: Update tree_pass descriptors.
14724 * dce.c: Update tree_pass descriptors.
14725 * tree-ssanames.c: Update tree_pass descriptors.
14727 2008-03-19 Richard Guenther <rguenther@suse.de>
14729 PR middle-end/35609
14730 * tree-ssa.c (walk_data): New structure.
14731 (warn_uninitialized_var): If not always_executed warn with "maybe"
14733 (execute_early_warn_uninitialized): Compute post-dominators.
14734 Initialize always_executed before processing each basic block.
14736 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
14739 * config/i386/i386.c (x86_this_parameter): Calculate correct location
14740 of "this" pointer when "regparm = N" or "fastcall" is in effect.
14742 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
14744 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
14746 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
14748 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
14750 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
14751 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
14752 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
14753 target after ignore has been set, and move there also the commputation
14754 of subtarget and original_target.
14755 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
14756 (LANG_HOOKS_INITIALIZER): Remove it.
14757 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
14759 2008-03-18 Richard Guenther <rguenther@suse.de>
14761 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
14762 found an expression with constants, note that in the VN for the lhs.
14763 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
14764 fold them to constants if possible. Run cleanup_cfg if done so.
14765 (execute_pre): Return todo.
14766 (do_pre): Likewise.
14767 (execute_fre): Likewise.
14768 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
14770 (get_prop_source_stmt): Look through pointer conversions.
14772 2008-03-18 Jan Hubicka <jh@suse.cz>
14774 * tree-pretty-print.c: Include predict.h.
14775 (dump_generic_node): Dump predictor.
14776 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
14777 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
14778 * gimple-low.c (lower_stmt): Likewise.
14779 * expr.c (expand_expr_real): Likewise.
14780 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
14782 (build_predict_expr, build_predict_expr): New.
14783 * predict.h (predictor_name, build_predict_expr): Update.
14784 * c-typeck.c (c_finish_bc_stmt): Add prediction.
14785 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
14786 * predict.def (PRED_CONTINUE): Update hitrate.
14787 * tree.def (PREDICT_EXPR): Define.
14788 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
14789 do not handle BIND_EXPR.
14790 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
14791 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
14792 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
14795 2008-03-18 Michael Matz <matz@suse.de>
14797 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
14799 2008-03-18 Richard Guenther <rguenther@suse.de>
14801 * tree-gimple.h (is_gimple_invariant_address): Declare.
14802 (is_gimple_constant): Likewise.
14803 * tree-gimple.c (is_gimple_constant): New function.
14804 (is_gimple_invariant_address): Likewise.
14805 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
14806 and is_gimple_invariant_address.
14807 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
14809 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
14810 an addressable base.
14812 2008-03-18 Jakub Jelinek <jakub@redhat.com>
14814 PR middle-end/35611
14815 * gimplify.c (gimplify_expr): Gimplify second operand of
14818 2008-03-17 Richard Guenther <rguenther@suse.de>
14820 PR tree-optimization/19637
14821 * fold-const.c (fold_unary): Remove restrictions of removing
14822 intermediate pointer-conversions (P2)(P1)P0.
14823 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
14824 conversion to void pointer.
14825 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
14827 2008-03-16 James E. Wilson <wilson@tuliptree.org>
14830 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
14831 emulated thread local variables.
14833 2008-03-16 Richard Guenther <rguenther@suse.de>
14835 PR middle-end/35607
14836 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
14837 expand TREE_INVARIANT operations that are not gimple invariant.
14839 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
14841 * doc/extend.texi (Alignment): Say that the ABI controls
14842 the __alignof__ for non-strict-alignment targets rather
14843 than being a recommendation.
14845 2008-03-15 Paul Brook <paul@codesourcery.com>
14847 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
14849 (arm_output_fn_unwind): Mark functions that can not be unwound.
14851 2008-03-15 Paul Brook <paul@codesourcery.com>
14853 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
14854 extension instructions.
14856 2008-03-15 Richard Guenther <rguenther@suse.de>
14858 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
14859 and fold constant aggregate refs.
14860 (fold_const_aggregate_ref): Handle string constants
14861 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
14862 (evaluate_stmt): Simplify now that ccp_fold folds constant
14865 2008-03-15 Paul Brook <paul@codesourcery.com>
14867 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
14868 (extzv): Use gen_extzv_t2.
14869 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
14871 2008-03-15 Richard Guenther <rguenther@suse.de>
14873 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
14874 (fold_const_aggregate_ref): Likewise.
14875 (get_value): Return NULL if we don't have any values.
14876 (ccp_finalize): Set const_val to NULL after freeing it.
14877 * tree-flow.h (get_symbol_constant_value): Declare.
14878 (fold_const_aggregate_ref): Likewise.
14879 * tree-ssa-sccvn.c (try_to_simplify): Use them.
14881 2008-03-15 Richard Guenther <rguenther@suse.de>
14883 PR middle-end/35593
14884 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
14885 to not produce negative array indices if not allowed. Add
14886 parameter to indicate that.
14887 (maybe_fold_offset_to_component_ref): Allow negative array
14888 indices only for the first member of a structure.
14889 (maybe_fold_offset_to_reference): Allow negative array indices.
14890 (maybe_fold_stmt_addition): Likewise.
14892 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
14893 Anatoly Sokolov <aesok@post.ru>
14895 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
14896 (avr_arch): Add ARCH_AVR6.
14897 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
14898 (initial_elimination_offset): Initialize and use 'avr_pc_size'
14899 instead of fixed value 2.
14900 (print_operand_address): Use gs() asm specifier instead of pm().
14901 (avr_assemble_integer): (Ditto.).
14902 (avr_output_addr_vec_elt): (Ditto.).
14903 (print_operand): Handle "!" code.
14904 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
14905 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
14906 (AVR_HAVE_EIJMP_EICALL): Define.
14907 (AVR_3_BYTE_PC): Redefine.
14908 (AVR_2_BYTE_PC): (Ditto.).
14909 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
14910 (LINK_SPEC): Add atmega2560 and atmega2561.
14911 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
14913 * config/avr/avr.md (call_insn): Use eicall instead of icall
14914 for 3 byte PC devices.
14915 (call_value_insn): (Ditto.).
14916 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
14917 (indirect_jump): Use only for for 2 byte PC devices.
14918 (*tablejump): (Ditto.).
14919 (*indirect_jump_avr6): Add insn.
14920 (*tablejump_rjmp): Don't use for 3 byte PC devices.
14921 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
14922 instead of ijmp for 3 byte PC devices.
14923 (__tablejump2__): (Ditto.).
14924 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
14925 (MULITLIB_DIRNAMES): (Ditto.).
14926 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
14928 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
14930 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
14931 "sse2_umulsidi3". Use V1DI mode for operand 0.
14932 ("mmx_psadbw"): Use V1DI mode for operand 0.
14933 * config/i386/i386-modes.def (V1SI): New vector mode.
14934 * config/i386/i386.c (struct builtin_description)
14935 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
14936 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
14937 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
14938 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
14939 v1di_ftype_v8qi_v8qi type.
14940 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
14942 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
14943 __builtin_ia32_pmuludq]: Fix the mode of return value.
14945 2008-03-15 Richard Guenther <rguenther@suse.de>
14947 PR middle-end/35595
14948 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
14951 2008-03-14 Bob Wilson <bob.wilson@acm.org>
14953 * doc/invoke.texi (Option Summary, Xtensa Options): Document
14954 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
14955 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
14956 unless TARGET_SERIALIZE_VOLATILE is enabled.
14957 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
14958 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
14959 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
14961 2008-03-14 Richard Guenther <rguenther@suse.de>
14963 PR tree-optimization/34172
14964 * tree-flow.h (refs_may_alias_p): Declare.
14965 (get_single_def_stmt): Likewise.
14966 (get_single_def_stmt_from_phi): Likewise.
14967 (get_single_def_stmt_with_phi): Likewise.
14968 * tree-dfa.c (refs_may_alias_p): New function.
14969 (get_single_def_stmt): Likewise.
14970 (get_single_def_stmt_from_phi): Likewise.
14971 (get_single_def_stmt_with_phi): Likewise.
14972 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
14973 (vn_reference_lookup_1): New helper function.
14974 (vn_reference_lookup): Walk the virtual use-def chain to
14975 continue searching for a match if the def does not alias the
14976 reference we are looking for.
14978 2008-03-14 David Edelsohn <edelsohn@gnu.org>
14980 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
14981 archive and Perzl. Update The Written Word listing.
14983 2008-03-14 Richard Guenther <rguenther@suse.de>
14985 PR tree-optimization/34043
14986 PR tree-optimization/33989
14987 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
14989 (bitmap_find_leader): Use extra argument to verify dominance
14990 relationship inside a basic-block.
14991 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
14992 (find_leader_in_sets): Adjust.
14993 (create_component_ref_by_pieces): Take extra argument for
14994 dominance check, handle lookup failures.
14995 (find_or_generate_expression): Likewise.
14996 (create_expression_by_pieces): Likewise.
14997 (insert_into_preds_of_block): Adjust.
14998 (create_value_expr_from): If asked for, verify all operands
14999 are in the blocks AVAIL_OUT set.
15000 (make_values_for_stmt): Check for SSA_NAMEs that are life
15001 over an abnormal edge.
15002 (compute_avail): Remove such check.
15003 (do_SCCVN_insertion): New function.
15004 (eliminate): If we do not find a leader suitable for replacement
15005 insert a replacement expression from SCCVN if available.
15006 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
15007 (struct vn_ssa_aux): Add needs_insertion flag.
15008 * tree-ssa-sccvn.c (may_insert): New global flag.
15009 (copy_reference_ops_from_ref): Value-number union member access
15010 based on its size, not type and member if insertion is allowed.
15011 (visit_reference_op_load): For a weak match from union type
15012 punning lookup a view-converted value and insert a SSA_NAME
15013 for that value if that is not found.
15014 (visit_use): Make dumps shorter. Do not disallow value numbering
15015 SSA_NAMEs that are life over an abnormal edge to constants.
15016 (free_scc_vn): Release inserted SSA_NAMEs.
15017 (run_scc_vn): New flag to specify whether insertion is allowed.
15018 Process SSA_NAMEs in forward order.
15019 * tree-ssa-loop-im.c (for_each_index): Handle invariant
15020 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
15021 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
15022 pointer type to/from integral types that do not change the
15023 precision to regular conversions.
15025 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15027 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15028 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15029 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
15030 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
15031 input arguments and the mode of return value. Built-in functions
15032 that operate on whole 64-bit MMX register now use V1DI mode.
15034 2008-03-13 Alon Dayan <alond@il.ibm.com>
15035 Olga Golovanevsky <olga@il.ibm.com>
15037 PR tree-optimization/35041
15038 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
15039 to locate the right position in a statement.
15041 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
15045 * config/i386/xmmintrin.h: Change all static inline functions to
15046 extern inline and add __gnu_inline__ attribute.
15047 * config/i386/bmintrin.h: Ditto.
15048 * config/i386/smmintrin.h: Ditto.
15049 * config/i386/tmmintrin.h: Ditto.
15050 * config/i386/mmintrin-common.h: Ditto.
15051 * config/i386/ammintrin.h: Ditto.
15052 * config/i386/emmintrin.h: Ditto.
15053 * config/i386/pmmintrin.h: Ditto.
15054 * config/i386/mmintrin.h: Ditto.
15055 * config/i386/mm3dnow.h: Ditto.
15057 2008-03-13 Jakub Jelinek <jakub@redhat.com>
15059 PR middle-end/35185
15060 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
15061 (lower_omp_2): New function.
15062 (lower_omp_1, lower_omp): Rewritten.
15064 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
15067 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
15068 with the phrase "Microsoft Windows compilers".
15069 (Push/Pop Macro Pragmas): New subsection. Document
15070 #pragma push_macro and pragma pop_macro.
15072 2008-03-12 Paul Brook <paul@codesourcery.com>
15074 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
15076 2008-03-12 Paul Brook <paul@codesourcery.com>
15078 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
15079 (thumb2_alusi3_short): Exclude PLUS and MINUS.
15080 (thumb2_addsi_shortim): Rename ...
15081 (thumb2_addsi_short): ... to this. Allow register operands.
15082 (thumb2_subsi_short): New pattern.
15083 (thumb2_one_cmplsi2_short,
15084 thumb2_negsi2_short): New patterns and peepholes.
15086 2008-03-12 Paul Brook <paul@codesourcery.com>
15088 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
15090 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
15092 * config/i386/i386.md (int_cond): New code iterator.
15094 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
15095 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
15096 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
15097 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
15098 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
15099 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
15100 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
15101 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
15103 2008-03-12 Paul Brook <paul@codesourcery.com>
15105 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
15106 instead of {arm,thumb}_compute_save_reg_mask.
15107 (output_return_instruction): Ditto.
15108 (thumb_unexpanded_epilogue): Ditto.
15109 (thumb1_expand_prologue): Ditto.
15110 (thumb1_output_function_prologue): Ditto.
15111 (arm_set_return_address): Ditto.
15112 (thumb_set_return_address): Ditto.
15113 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
15114 regs to achieve stack alignment.
15115 (thumb1_compute_save_reg_mask): Fix compiler warning.
15116 (arm_output_epilogue): Use offsets->saved_regs_mask.
15117 Adjust stack pointer by poping call clobered registers.
15118 (arm_expand_prologue): Use offsets->saved_regs_mask.
15119 Adjust stack pointer by pushing extra registers.
15120 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
15122 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
15125 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
15126 conversion to the operands of a multiplication.
15128 2008-03-12 Richard Guenther <rguenther@suse.de>
15130 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
15131 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
15132 * timevar.def (TV_TREE_PHIPROP): Add.
15133 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
15134 pass description. Use TV_TREE_PHIPROP.
15135 * tree-ssa-forwprop.c: Remove phiprop code.
15137 2008-03-12 Jakub Jelinek <jakub@redhat.com>
15139 PR middle-end/35549
15140 * omp-low.c (maybe_lookup_decl): Constify first argument.
15141 (use_pointer_for_field): Change last argument from bool to
15142 omp_context *. Disallow shared copy-in/out in nested
15143 parallel if decl is shared in outer parallel too.
15144 (build_outer_var_ref, scan_sharing_clauses,
15145 lower_rec_input_clauses, lower_copyprivate_clauses,
15146 lower_send_clauses, lower_send_shared_vars): Adjust callers.
15148 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
15149 Ira Rosen <irar@il.ibm.com>
15151 * tree-vectorizer.c (free_stmt_vec_info): New function.
15152 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
15153 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
15154 * tree-vectorizer.h (free_stmt_vec_info): Declare.
15155 * tree-vect-transform.c (vectorizable_conversion): Free
15156 vec_oprnds0 if it was allocated.
15157 (vect_permute_store_chain): Remove unused VECs.
15158 (vectorizable_store): Free VECs that are allocated in the..
15160 (vect_transform_strided_load, vectorizable_load): Likewise.
15161 (vect_remove_stores): Simplify the code.
15162 (vect_transform_loop): Move code to vect_remove_stores().
15163 Call vect_remove_stores() and free_stmt_vec_info().
15165 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15167 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
15168 TARGET_HPUX. Revise comment.
15169 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
15170 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
15171 Use sr4 variant of `be' instruction when not generating PIC code.
15172 (attr_length_call): Adjust for above change.
15174 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15176 * ipa-reference.c (static_execute): Remove module_statics_const and
15177 associated setting code.
15179 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15182 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
15183 predicate for operand 1.
15184 (paritysi2_cmp): Use register_operand predicate for operand 2.
15185 Use earlyclobber modifier for operand 1. Remove support for
15187 (paritydi2_cmp): Use register_operand predicate for operand 3.
15188 Use earlyclobber modifier for operand 1. Remove support for
15191 2008-03-11 Paul Brook <paul@codesourcery.com>
15192 Vladimir Prus <vladimir@codesourcery.com>
15194 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
15195 (arm_compute_save_reg0_reg12_mask): Always
15196 check if register 11 must be saved. Always safe hard frame pointer
15197 when frame_pointer_needeed.
15198 (arm_compute_save_reg_mask): Save IP and PC
15199 only with apcs frames.
15200 (arm_output_epilogue): Adjust Thumb2 codepath to
15201 be also invoked and work for ARM non-apcs frames.
15202 (arm_expand_prologue): Don't bother saving IP
15203 for non-apcs frame, since it's not clobbered by
15204 prologue code. Implement non-apcs frame
15207 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15209 PR rtl-optimization/35281
15210 * expr.c (convert_move): Use a new pseudo for the intermediate
15211 from_mode->word_mode result.
15213 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
15215 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
15216 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
15217 * toplev.c (compile_file): Don't call it.
15219 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
15221 PR middle-end/35526
15222 * expr.c (store_expr): Call emit_block_move if the mode
15223 of "temp" RTX is BLKmode.
15225 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
15226 Richard Guenther <rguenther@suse.de>
15228 PR tree-optimization/31358
15229 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
15230 the step with a NULL_TREE.
15231 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
15232 to sizetype if type is a pointer type.
15233 (add_candidate_1): Don't convert the base and step to
15234 the generic type if the orginal type is a pointer type.
15235 (add_iv_value_candidates): Use sizetype for the step
15236 if type is a pointer type.
15237 (cand_value_at): Likewise.
15238 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
15240 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
15241 Don't convert the tem affine to the type.
15242 (add_elt_to_tree): Use sizetype for the step if a pointer.
15243 Use POINTER_PLUS_EXPR for pointers.
15244 (aff_combination_to_tree): Use sizetype for the step if a
15247 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
15249 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
15250 Remove commutativity hint.
15252 2008-03-10 Jakub Jelinek <jakub@redhat.com>
15256 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
15257 errorneous type. Check that v is a VAR_DECL.
15259 PR middle-end/35099
15260 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
15262 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
15264 PR tree-optimization/35494
15265 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
15266 may be overriden at link and run time.
15268 2008-03-10 Richard Guenther <rguenther@suse.de>
15270 PR tree-optimization/34677
15271 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
15272 (poolify_tree): Likewise.
15273 (modify_expr_template): Likewise.
15274 (poolify_modify_stmt): Likewise.
15275 (insert_fake_stores): Handle all component-ref style stores
15276 in addition to INDIRECT_REF. Also handle complex types.
15277 Do not poolify the inserted load.
15278 (realify_fake_stores): Do not rebuild the tree but only
15279 make it a SSA_NAME copy.
15280 (init_pre): Remove initialzation of modify_expr_template.
15281 Do not allocate modify_expr_node_pool.
15282 (fini_pre): Do not free modify_expr_node_pool.
15284 2008-03-10 Paul Brook <paul@codesourcery.com>
15286 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
15287 to avoid conflicts.
15289 2008-03-10 Paul Brook <paul@codesourcery.com>
15290 Mark Shinwell <shinwell@codesourcery.com>
15292 * config/arm/cortex-r4.md: New.
15293 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
15295 * config/arm/arm.md: Include cortex-r4.md.
15296 (insn): Add smmls, sdiv and udiv values.
15297 (generic_sched): Don't use generic scheduling for Cortex-R4.
15298 (arm_issue_rate): New function.
15299 (TARGET_SCHED_ISSUE_RATE): Define.
15301 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
15303 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
15305 2008-03-10 Richard Guenther <rguenther@suse.de>
15307 * tree-ssa-pre.c (get_sccvn_value): Simplify.
15308 (compute_avail): Do not add stmt uses to AVAIL_OUT.
15310 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
15312 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
15313 Set default to true.
15315 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
15317 * c.opt (Wsynth): Deprecate.
15318 * doc/invoke.texi (Option Summary, Warning Options): Document
15319 -Wno-format-contains-nul.
15321 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
15324 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
15325 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
15327 2008-03-09 Ira Rosen <irar@il.ibm.com>
15329 * config/rs6000/rs6000.c (builtin_description): Rename vector
15330 left shift operations.
15331 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
15332 (altivec_vsl<VI_char>): Rename to ...
15333 (ashl<mode>3): ... new name.
15334 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
15336 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
15338 2008-03-08 Richard Guenther <rguenther@suse.de>
15340 * coverage.h (tree_coverage_counter_addr): Declare.
15341 * coverage.c (tree_coverage_counter_addr): New function.
15342 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
15343 before using again.
15344 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
15345 (tree_gen_one_value_profiler): Likewise.
15346 (tree_gen_ic_profiler): Likewise.
15347 (tree_gen_average_profiler): Likewise.
15348 (tree_gen_ior_profiler): Likewise.
15350 2008-03-08 Richard Guenther <rguenther@suse.de>
15352 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
15353 (vn_binary_op_insert): Likewise.
15354 (vn_unary_op_lookup): Likewise.
15355 (vn_unary_op_insert): Likewise.
15356 (vn_nary_op_lookup): Declare.
15357 (vn_nary_op_insert): Likewise.
15358 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
15359 and binary hashes, use a single obstack for unary_op_pool
15360 and binary_op_pool.
15361 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
15362 a single struct vn_nary_op_s. Store tree code length and
15363 a variable number of operands.
15364 (struct vn_reference_op_struct): Remove unused op2.
15365 (vn_reference_op_eq): Do not compare op2.
15366 (vn_reference_op_compute_hash): Do not compute hash of op2.
15367 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
15368 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
15369 with vn_nary_op_compute_hash.
15370 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
15371 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
15373 (vn_unary_op_insert, vn_binary_op_insert): Replace with
15375 (visit_unary_op): Call nary functions.
15376 (visit_binary_op): Likewise.
15377 (process_scc): Adjust for struct vn_tables_s changes.
15378 (allocate_vn_table): Likewise.
15379 (free_vn_table): Likewise.
15380 * tree-vn.c (vn_add): Call nary functions.
15381 (vn_lookup): Likewise.
15383 2008-03-08 Jakub Jelinek <jakub@redhat.com>
15386 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
15387 wdst back after sync_compare_and_swapqhi_internal.
15389 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
15392 * config/i386/i386-modes.def (V1DI): New vector mode.
15393 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
15394 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
15395 (MMXMODE248): Ditto.
15396 (MMXMODE): Add V1DI mode.
15397 (mmxvecsize): Change DI mode to V1DI mode.
15398 ("mov<mode>): Use MMXMODEI8 mode iterator.
15399 ("*mov<mode>_internal_rex64"): Ditto.
15400 ("*mov<mode>_internal"): Ditto.
15401 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
15402 ("mmx_sub<mode>3"): Ditto.
15403 ("mmx_adddi3"): Remove insn pattern.
15404 ("mmx_subdi3"): Ditto.
15405 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
15406 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
15407 ("mmx_ashl<mode>3"): Ditto.
15408 ("mmx_lshrdi3"): Remove insn pattern.
15409 ("mmx_ashldi3"): Ditto.
15410 * config/i386/i386.c (classify_argument): Handle V1DImode.
15411 (function_arg_advance_32): Ditto.
15412 (function_arg_32): Ditto.
15413 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
15414 mmx_addv1di3 insn pattern.
15415 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
15416 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
15417 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
15418 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
15419 Remove definitions of built-in functions.
15420 (V1DI_type_node): New node.
15421 (v1di_ftype_v1di_int): Ditto.
15422 (v1di_ftype_v1di_v1di): Ditto.
15423 (v2si_ftype_v2si_si): Ditto.
15424 (v4hi_ftype_v4hi_di): Remove node.
15425 (v2si_ftype_v2si_di): Ditto.
15426 (ix86_init_mmx_sse_builtins): Handle V1DImode.
15427 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
15428 Redefine builtins using def_builtin_const with *_ftype_*_int node.
15429 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
15430 Add new builtins using def_builtin_const.
15431 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
15432 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
15433 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
15434 * config/i386/mmintrin.h (__v1di): New typedef.
15435 (_mm_add_si64): Cast arguments to __v1di type.
15436 (_mm_sub_si64): Ditto.
15437 (_mm_sll_pi16): Cast __count to __v4hi type.
15438 (_mm_sll_pi32): Cast __count to __v2si type.
15439 (_mm_sll_si64): Cast arguments to __v1di type.
15440 (_mm_srl_pi16): Cast __count to __v4hi type.
15441 (_mm_srl_pi32): Cast __count to __v2si type.
15442 (_mm_srl_si64): Cast arguments to __v1di type.
15443 (_mm_sra_pi16): Cast __count to __v4hi type.
15444 (_mm_sra_pi32): Cast __count to __v2si type.
15445 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
15446 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
15447 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
15448 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
15449 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
15450 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
15451 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
15452 (_mm_srai_pi32): Use __builtin_ia32_psradi.
15453 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
15454 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
15455 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
15456 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
15458 2008-03-07 Joseph Myers <joseph@codesourcery.com>
15460 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
15462 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
15465 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
15466 reg+const addressing for Altivec modes. Don't generate reg+reg
15467 addressing for TFmode or TDmode quantities.
15469 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
15471 * c-common.c (vector_types_convertible_p): Call langhook
15472 instead of comptypes.
15474 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
15477 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
15478 integral and scalar float variables which have a
15481 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
15483 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
15484 dwarf_register_span hook when emitting unwind information for
15485 register-to-memory saves.
15486 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
15487 (rs6000_frame_related): Remove call to spe_synthesize_frame.
15489 2008-03-06 Jakub Jelinek <jakub@redhat.com>
15491 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
15492 for the same VAR_DECL.
15494 2008-03-06 Tom Tromey <tromey@redhat.com>
15496 * treelang: Delete.
15497 * doc/standards.texi (Standards): Don't mention treelang.
15498 * doc/invoke.texi (Overall Options): Don't mention treelang.
15499 * doc/install.texi (Prerequisites): Don't mention bison or
15501 (Configuration): Don't mention treelang.
15502 (Building): Likewise.
15503 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
15505 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
15507 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
15508 word-extractions out of a multi-word object.
15510 2008-03-06 Richard Guenther <rguenther@suse.de>
15512 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
15513 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
15514 result type and precision.
15515 * expr.c (get_inner_reference): Set unsignedp based on the result
15516 type of BIT_FIELD_REF.
15517 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
15518 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
15519 (try_instantiate_multiple_fields): Likewise. Use the correct type
15521 (sra_build_assignment): Likewise.
15522 (sra_build_elt_assignment): Likewise.
15523 (sra_explode_bitfield_assignment): Likewise.
15524 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
15525 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
15526 set BIT_FIELD_REF_UNSIGNED.
15527 (vectorizable_load): Likewise.
15529 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
15531 * cse.c (cse_extended_basic_block): Invalidate artificial defs
15534 2008-03-06 Richard Guenther <rguenther@suse.de>
15536 * alias.c (struct alias_set_entry): Move has_zero_child field
15537 to pack with alias_set.
15539 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
15541 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
15544 2008-03-05 Ian Lance Taylor <iant@google.com>
15546 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
15548 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
15550 * fwprop.c (update_df): Support width and offset parameters of
15552 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
15553 global_conflicts): Change DF_REF_EXTRACT to either
15554 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15555 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15556 * df-scan.c (df_ref_record, df_defs_record,
15557 df_ref_create_structure, df_def_record_1, df_uses_record,
15558 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
15559 df_bb_refs_collect, df_entry_block_defs_collect,
15560 df_exit_block_uses_collect): Support new width and offset fields.
15561 (ref_extract_pool): New storage pool.
15562 (df_free_ref): New function.
15563 (df_reg_chain_unlink, df_free_collection_rec,
15564 df_sort_and_compress_refs): Call df_free_ref.
15565 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
15567 (df_ref_create_structure): Allocate df_ref_extract if offset and
15568 width fields are used.
15569 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
15570 (df_uses_record): Get offset and width from ZERO_EXTRACT
15572 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
15573 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15574 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15575 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
15576 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
15577 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
15578 (df_ref_extract): New structure.
15579 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
15580 (df_ref_create): Add width and offset parameters.
15582 2008-03-05 Richard Guenther <rguenther@suse.de>
15584 * tree-ssa-structalias.c (get_constraint_for_component_ref):
15585 Use ranges_overlap_p.
15586 (offset_overlaps_with_access): Rename
15587 to ranges_overlap_p and move ...
15588 * tree-flow-inline.h (ranges_overlap_p): ... here.
15590 * tree.h (get_inner_reference, handled_component_p): Update
15593 * tree.h (record_component_aliases, get_alias_set,
15594 alias_sets_conflict_p, alias_sets_must_conflict_p,
15595 objects_must_conflict_p): Move declarations ...
15596 * alias.h (record_component_aliases, get_alias_set,
15597 alias_sets_conflict_p, alias_sets_must_conflict_p,
15598 objects_must_conflict_p): ... here.
15599 Include coretypes.h.
15600 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
15602 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
15604 * cfg.c: Include tree-flow.h.
15605 (remove_edge_raw): Call redirect_edge_var_map_clear.
15606 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
15607 * tree-flow-inline.h (redirect_edge_var_map_def): New.
15608 (redirect_edge_var_map_result): New.
15609 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
15610 PENDING_STMT use with redirect_edge_var_map_*.
15611 * tree-ssa.c (edge_var_maps): New definition.
15612 (redirect_edge_var_map_add): New.
15613 (redirect_edge_var_map_clear): New.
15614 (redirect_edge_var_map_dup): New.
15615 (redirect_edge_var_map_vector): New.
15616 (redirect_edge_var_map_destroy): New.
15617 (ssa_redirect_edge): Replace PENDING_STMT use with
15618 redirect_edge_var_map_*.
15619 (flush_pending_stmts): Same.
15620 (delete_tree_ssa): Destroy edge var map.
15621 * tree-flow.h (struct _edge_var_map): New.
15622 Define edge_var_map vector type.
15623 Declare redirect_edge_var_map_* prototypes.
15624 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
15625 * tree-cfg.c (reinstall_phi_args): Replace
15626 PENDING_STMT use with redirect_edge_var_map_*.
15628 2008-03-05 Richard Guenther <rguenther@suse.de>
15630 PR tree-optimization/35472
15631 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
15632 whose single use_stmt has a overlapping set of loaded and
15633 stored symbols as that use_stmt might be a noop assignment then.
15635 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
15637 * gthr-rtems.h: Implement __gthread_mutex_destroy.
15639 2008-03-05 Richard Guenther <rguenther@suse.de>
15642 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
15643 should be constants.
15644 * tree-cfg.c (verify_expr): Verify it.
15645 * fold-const.c (fold_truthop): Remove code generating
15646 BIT_FIELD_REFs of structure bases.
15647 (fold_binary): Likewise.
15648 (fold_ternary): Position and size of BIT_FIELD_REFs are
15649 always host integers.
15650 (make_bit_field_ref): Remove.
15651 (optimize_bit_field_compare): Remove.
15652 (all_ones_mask_p): Remove.
15654 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
15657 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
15658 (split_block_and_df_analyze): New. Split basic block and rebuild
15660 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
15662 (split_pattern_seq): Likewise.
15663 (erase_matching_seqs): Likewise.
15664 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
15666 2008-03-04 Geoff Keating <geoffk@apple.com>
15668 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
15669 declaration and code.
15670 (tree_invalid_nonnegative_warnv_p): Likewise.
15672 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
15674 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
15675 examples. Truncate option-names then causing overfull hbox.
15677 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
15680 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
15682 * configure: Rebuilt.
15684 2008-03-04 Rafael Espindola <espindola@google.com>
15686 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
15687 (tree_unary_nonnegative_warnv_p): New.
15688 (tree_binary_nonnegative_warnv_p): New.
15689 (tree_single_nonnegative_warnv_p): New.
15690 (tree_invalid_nonnegative_warnv_p): New.
15691 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
15693 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15696 * opts.c (handle_option): Postpone 'unknown option' errors only for
15699 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
15702 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
15705 2008-03-04 Rafael Espindola <espindola@google.com>
15707 * fold-const.c (tree_unary_nonzero_warnv_p): New.
15708 (tree_binary_nonzero_warnv_p): New.
15709 (tree_single_nonzero_warnv_p): New.
15710 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
15712 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
15714 PR middle-end/35456
15715 * fold-const.c (fold_cond_expr_with_comparison): Prevent
15716 transformations for modes that have signed zeros.
15717 * ifcvt.c (noce_try_abs): Ditto.
15719 2008-03-04 Joseph Myers <joseph@codesourcery.com>
15721 * config/i386/i386.c (override_options): Force
15722 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
15724 2008-03-04 Jan Hubicka <jh@suse.cz>
15727 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
15730 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15732 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
15733 label to probe the stack.
15735 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
15737 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
15738 (__gthr_win32_mutex_destroy): Declare.
15739 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
15740 __gthr_win32_mutex_destroy.
15741 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
15743 2008-03-03 Jan Hubicka <jh@suse.cz>
15746 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
15747 aggressive on inlining cold calls.
15749 2008-03-03 Richard Guenther <rguenther@suse.de>
15751 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
15752 struct copies into the expression table.
15753 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
15754 (try_to_simplify): Likewise.
15755 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
15756 integral and pointer arguments which do not change the
15757 precision to NOP_EXPRs.
15758 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
15759 VIEW_CONVERT_EXPR case.
15761 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
15763 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
15764 defined in a loop at depth 0 is invariant.
15765 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
15766 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
15767 be called at loop depth 0.
15769 2008-03-02 Jakub Jelinek <jakub@redhat.com>
15772 * gcc.c (process_command): Update copyright notice dates.
15773 * gcov.c (print_version): Likewise.
15774 * gcov-dump.c (print_version): Likewise.
15775 * mips-tfile.c (main): Likewise.
15776 * mips-tdump.c (main): Likewise.
15778 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15781 * c-common.c (flag_permissive): Delete.
15782 (constant_expression_warnings): Check flags first.
15783 (constant_expression_error): New.
15784 * c-common.h (flag_permissive): Delete.
15785 (constant_expression_error): Declare.
15786 * flags.h (flag_permissive): Declare. Update description.
15787 * diagnostic.c (pedwarn): Update.
15789 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
15790 (permissive_error_kind): New.
15791 * toplev.c (flag_permissive): Define. Update description.
15792 * toplev.h (permissive_error_kind): Declare.
15793 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
15794 (pedwarn_c90): Use pedantic_warning_kind.
15795 * c-opts.c (c_common_post_options): flag_permissive does not affect
15796 flag_pedantic_errors.
15798 2008-03-02 Joseph Myers <joseph@codesourcery.com>
15800 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
15801 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
15802 __absvsi2, __absvDI2): Use unsigned arithmetic.
15804 2008-03-02 Andi Kleen <ak@suse.de>
15805 Richard Guenther <rguenther@suse.de>
15807 * struct-equiv.c: Remove file.
15808 * cfg_cleanup.c (condjump_equiv_p): Remove.
15809 * Makefile.in (OBJS-common): Remove struct-equiv.o.
15810 (struct-equiv.o): Remove rule.
15811 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
15812 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
15813 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
15815 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15817 * ifcvt.c (noce_process_if_block): Try to handle only the then
15818 block if the else block exists but isn't suitable.
15820 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15823 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
15824 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
15825 regression from previous patch.
15827 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
15830 * gthr.h: Add __gthread_mutex_destroy as a function that must be
15832 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
15833 * gthr-single.h (__gthread_mutex_destroy): Likewise.
15834 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
15835 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
15836 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
15837 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
15838 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
15839 (__gthread_mutex_destroy_function): Rename to
15840 __gthread_mutex_destroy.
15841 * gthr-dce.h (__gthread_mutex_destroy): Call
15842 pthread_mutex_destroy.
15843 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
15844 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
15845 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
15847 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15849 * df-scan.c (df_ref_chain_change_bb): Simplify.
15850 (df_insn_change_bb): Add new_bb argument. Simplify. Call
15851 set_block_for_insn if there's any change.
15852 * df.h ((df_insn_change_bb): Fix prototype.
15853 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
15854 df_insn_change_bb, don't call set_block_for_insn.
15855 * emit-rtl.c (reorder_insns): Likewise.
15856 * haifa-sched.c (move_insn): Likewise.
15858 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15860 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
15862 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
15864 * tree-flow-inline.h (next_readonly_imm_use): Return
15865 NULL_USE_OPERAND_P after the end.
15867 2008-03-01 Richard Guenther <rguenther@suse.de>
15869 PR tree-optimization/35411
15870 * tree-sra.c (sra_build_assignment): Split conversion to
15871 final type to a separate statement if we are not assigning
15874 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
15876 * fold-const.c (fold_convertible_p): Correct the logic to follow
15877 that in fold_convert().
15879 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
15882 * tree-inline.c (build_duplicate_type): When we make a
15883 duplicate type, make it unique in the canonical types system.
15885 2008-02-29 Tom Tromey <tromey@redhat.com>
15887 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
15888 input_file_stack_history, input_file_stack_restored): Remove.
15889 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15890 * input.h (struct file_stack): Remove.
15891 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
15892 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
15894 * diagnostic.h (struct diagnostic_context) <last_module>: Change
15896 (diagnostic_last_module_changed): Add 'map' argument.
15897 (diagnostic_set_last_function): Likewise.
15898 * diagnostic.c (undiagnostic_report_current_module): Iterate using
15899 line map, not input_file_stack.
15900 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
15902 2008-02-29 Paul Brook <paul@codesourcery.com>
15904 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
15906 2008-02-29 Paul Brook <paul@codesourcery.com>
15908 * config/arm/ieee754-df.S (muldf3): Use RET macros.
15910 2008-02-29 Richard Guenther <rguenther@suse.de>
15912 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
15914 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
15915 value for comparing for a store match.
15916 (simplify_unary_expression): Do nothing for SSA_NAMEs.
15917 (try_to_simplify): Do not do a full-blown reference lookup.
15919 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15921 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
15922 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
15924 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
15926 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
15928 * tree-loop-linear.c (try_interchange_loops): Compare memory access
15929 strides against cache sizes.
15931 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
15933 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
15936 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
15938 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
15939 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
15940 is smaller than the original promoted value.
15941 (simplify_subreg): If OP is a SUBREG, try to preserve its
15942 SUBREG_PROMOTED_VAR_P information.
15944 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
15946 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
15947 (VN_INFO_GET): Allocate new objects on the obstack.
15948 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
15949 for rpo_numbers_temp, for consistency.
15950 (free_scc_vn): Free the obstack.
15952 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
15954 * doc/invoke.texi: Document -ftree-loop-distribution.
15955 * tree-loop-distribution.c: New.
15956 * tree-pass.h (pass_loop_distribution): New.
15957 * graphds.h (struct graph): Add htab_t indices.
15958 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
15959 * tree-vectorizer.c (rename_variables_in_loop): Extern.
15960 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
15961 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
15962 * tree-data-ref.c (debug_data_dependence_relations): New.
15963 (dump_data_dependence_relation): Also print data references.
15964 (free_data_ref): Extern.
15965 (same_access_functions): Moved...
15966 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
15967 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15968 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
15969 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
15970 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
15971 (stmts_from_loop): Skip LABEL_EXPR.
15972 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
15974 (build_rdg): Initialize rdg->indices htab.
15975 (free_rdg, stores_from_loop, ref_base_address,
15976 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
15977 have_similar_memory_accesses_1, ref_base_address_1,
15978 remove_similar_memory_refs): New.
15979 * tree-data-ref.h: Depend on tree-chrec.h.
15980 (debug_data_dependence_relations, free_data_ref): Declared.
15981 (same_access_functions): ... here.
15982 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
15984 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
15985 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
15986 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
15987 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
15988 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
15989 rdg_vertex_for_stmt): Declared.
15990 (struct rdg_edge): Add level.
15992 (free_rdg, stores_from_loop, remove_similar_memory_refs,
15993 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
15995 (rdg_has_similar_memory_accesses): New.
15996 * tree-vect-analyze.c: Remove unused static decls.
15997 * lambda.h (dependence_level): New.
15998 * common.opt (ftree-loop-distribution): New.
15999 * tree-flow.h (mark_virtual_ops_in_bb,
16000 slpeel_tree_duplicate_loop_to_edge_cfg,
16001 rename_variables_in_loop): Declared.
16002 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
16003 (OBJS-common): Add tree-loop-distribution.o.
16004 (tree-loop-distribution.o): New rule.
16005 * tree-cfg.c (mark_virtual_ops_in_bb): New.
16006 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
16007 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
16009 2008-02-28 Joseph Myers <joseph@codesourcery.com>
16012 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
16013 other than structures and unions.
16015 2008-02-28 Richard Guenther <rguenther@suse.de>
16018 2008-02-26 Richard Guenther <rguenther@suse.de>
16020 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16021 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16022 (lookup_decl_from_uid): Declare.
16023 (remove_decl_from_map): Likewise.
16024 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16025 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16026 (decl_for_uid_map): New global hashtable mapping DECL_UID
16028 (init_ttree): Allocate it.
16029 (insert_decl_to_uid_decl_map): New helper function.
16030 (make_node_stat): Insert new decls into the map.
16031 (copy_node_stat): Likewise.
16032 (lookup_decl_from_uid): New function.
16033 (remove_decl_from_map): Likewise.
16034 (print_decl_for_uid_map_statistics): New helper.
16035 (dump_tree_statistics): Call it.
16037 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16038 (referenced_var_iterator): Adjust.
16039 (FOR_EACH_REFERENCED_VAR): Adjust.
16040 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16041 (num_referenced_vars): Adjust.
16042 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16043 (first_referenced_var): Remove.
16044 (end_referenced_vars_p): Likewise.
16045 (next_referenced_var): Likewise.
16046 (referenced_var_iterator_set): New helper function.
16047 * tree-dfa.c (referenced_var_lookup): Adjust.
16048 (referenced_var_check_and_insert): Likewise.
16049 (remove_referenced_var): Likewise.
16050 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16051 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16052 (verify_call_clobbering): Likewise.
16053 (verify_memory_partitions): Likewise.
16054 (init_tree_ssa): Allocate bitmap instead of hashtable for
16056 (delete_tree_ssa): Adjust.
16057 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16058 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16059 (compute_tag_properties): Likewise.
16060 (set_initial_properties): Likewise.
16061 (find_partition_for): Likewise.
16062 (update_reference_counts): Likewise.
16063 (dump_may_aliases_for): Likewise.
16064 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16065 (add_call_clobber_ops): Likewise.
16066 (add_call_read_ops): Likewise.
16067 (get_asm_expr_operands): Likewise.
16068 * tree-into-ssa.c (dump_decl_set): Likewise.
16069 (update_ssa): Likewise.
16070 * tree-sra.c (scan_function): Likewise.
16071 (decide_instantiations): Likewise.
16072 (scalarize_parms): Likewise.
16073 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16074 (dsa_named_for): Likewise.
16075 * tree-ssa-structalias.c (update_alias_info): Likewise.
16076 (merge_smts_into): Likewise.
16078 2008-02-27 David Daney <ddaney@avtrex.com>
16081 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
16082 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
16083 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
16084 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
16085 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
16087 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
16090 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
16091 (BUILT_IN_NEXTTOWARD): Remove.
16092 (BUILT_IN_NEXTTOWARDF): Ditto.
16093 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
16094 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
16096 2008-02-27 Tom Tromey <tromey@redhat.com>
16098 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
16099 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
16101 2008-02-27 Jan Beulich <jbeulich@novell.com>
16103 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
16104 update the respective field on newdecl.
16106 2008-02-27 Revital Eres <eres@il.ibm.com>
16108 PR rtl-optimization/34999
16109 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
16110 crossing edges that ends with a call insn.
16111 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
16112 call insn and clear the EDGE_CROSSING flag of the crossing edge
16113 when fixing fallthru edges.
16115 2008-02-27 Richard Guenther <rguenther@suse.de>
16117 PR middle-end/35390
16118 * fold-const.c (fold_unary): Return the correct argument,
16119 converted to the result type.
16121 2008-02-27 Richard Guenther <rguenther@suse.de>
16123 PR middle-end/34971
16124 * expr.c (expand_expr_real_1): Assert on rotates that operate
16126 * fold-const.c (fold_binary): Use the types precision, not the
16127 bitsize of the mode if folding rotate expressions. Build rotates
16128 only for full modes.
16130 2008-02-27 Jakub Jelinek <jakub@redhat.com>
16132 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
16133 and CPP_PRAGMA_EOL.
16134 * c-pragma.c (pragma_ns_name): New typedef.
16135 (registered_pp_pragmas): New variable.
16136 (c_pp_lookup_pragma): New function.
16137 (c_register_pragma_1): If flag_preprocess_only, do nothing
16138 for non-expanded pragmas, for expanded ones push pragma's
16139 namespace and name into registered_pp_pragmas vector.
16140 (c_invoke_pragma_handler): Register OpenMP pragmas even when
16141 flag_preprocess_only, don't register GCC pch_preprocess
16142 pragma if flag_preprocess_only.
16143 * c-opts.c (c_common_init): Call init_pragma even if
16144 flag_preprocess_only.
16145 * c-pragma.c (c_pp_lookup_pragma): New prototype.
16146 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
16147 cpp_register_pragma if flag_preprocess_only.
16149 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16152 * c-parser.c (c_parser_translation_unit): Warn for empty
16153 translation unit, not empty source file.
16155 2008-02-26 Paul Brook <paul@codesourcery.com>
16157 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
16158 operand for Thumb-2.
16159 * config/arm/arm.h (reg_class): Add CORE_REGS.
16160 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
16161 (BASE_REG_CLASS): Use CORE_REGS.
16162 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
16163 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
16164 (REGNO_OK_FOR_INDEX_P): Exclude SP.
16165 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
16166 ARM_REGNO_OK_FOR_INDEX_P.
16167 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
16168 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
16169 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
16170 (ldm/stm peepholes): Ditto.
16171 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
16172 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
16173 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
16174 * config/arm/constraints.md: Enable "k" constraint on ARM.
16176 2008-02-27 Ben Elliston <bje@au.ibm.com>
16178 * config/rs6000/rs6000.c: Annotate cache line size field in all
16179 instances of struct processor_costs.
16181 2008-02-26 David Edelsohn <edelsohn@gnu.org>
16183 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
16184 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
16185 jump_bypass): New counters.
16186 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
16187 * dce.c (gate_ud_dce): Same.
16188 (gate_fast_dce): Same.
16189 * dse.c (gate_dse1): New function.
16190 (gate_dse2): New function.
16191 (gate_dse): Merge results of new gate functions.
16192 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
16193 (gate_handle_jump_bypass): Add dbg_cnt.
16194 (gate_handle_gcse): Add dbg_cnt.
16195 * ifcvt.c (gate_handle_if_conversion): Same.
16196 (gate_handle_if_after_combine): Same.
16197 (gate_handle_if_after_reload): Same.
16198 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
16200 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
16202 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
16204 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
16206 2008-02-26 Jason Merrill <jason@redhat.com>
16209 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
16210 alone if it's the naming decl for the type's main variant.
16212 2008-02-26 Tom Tromey <tromey@redhat.com>
16214 * system.h (USE_MAPPED_LOCATION): Poison.
16215 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
16216 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
16217 (make_goto_expr_edges): Likewise.
16218 (remove_bb): Likewise.
16219 (execute_warn_function_return): Likewise.
16220 * basic-block.h (struct edge_def) <goto_locus>: Change type to
16222 * c-common.c (fname_decl): Remove old location code.
16223 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
16225 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
16227 (ASM_INPUT_SOURCE_LOCATION): Likewise.
16228 (gen_rtx_ASM_INPUT): Likewise.
16229 (gen_rtx_ASM_INPUT_loc): Likewise.
16230 (get_rtx_asm_OPERANDS): Remove.
16231 * cfglayout.c (insn_locators_alloc): Remove old location code.
16232 (set_curr_insn_source_location): Likewise.
16233 (curr_insn_locator): Likewise.
16234 * print-tree.c (print_node): Remove old location code.
16235 * tree-mudflap.c (mf_varname_tree): Remove old location code.
16236 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
16237 * cfgexpand.c (expand_gimple_cond_expr): Don't use
16238 location_from_locus.
16239 (construct_exit_block): Remove old location code.
16240 * emit-rtl.c (force_next_line_note): Remove old location code.
16241 * profile.c (branch_prob): Remove old location code.
16242 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
16243 LOC_LINE): Remove old-location variants.
16244 * langhooks.c (lhd_print_error_function): Remove old location
16246 * configure, config.in: Rebuilt.
16247 * configure.ac (--enable-mapped-location): Remove.
16248 * c-decl.c (c_init_decl_processing): Remove old location code.
16249 (finish_function): Likewise.
16250 * recog.c (decode_asm_operands): Remove old location code.
16251 * c-pch.c (c_common_read_pch): Remove old location code.
16252 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
16254 * gimple-low.c (lower_function_body): Remove old location code.
16255 * toplev.c (unknown_location): Remove.
16256 (push_srcloc): Remove old-location variant.
16257 (process_options): Remove old location code.
16258 (lang_dependent_init): Likewise.
16259 * input.h (UNKNOWN_LOCATION): Move definition.
16260 (location_t): Undeprecate.
16261 (source_locus): Remove.
16262 (location_from_locus): Remove.
16263 (struct location_s): Remove.
16264 Remove all old-location code.
16265 (input_line, input_filename): Remove.
16266 * final.c (final_scan_insn): Remove old location code.
16267 * diagnostic.c (diagnostic_build_prefix): Remove
16268 USE_MAPPED_LOCATION test.
16269 * tree.h (gimple_stmt) <locus>: Now a location_t.
16270 (tree_exp) <locus>: Likewise.
16271 (DECL_IS_BUILTIN): Remove old-location variant.
16272 (annotate_with_file_line, annotate_with_locus): Likewise.
16273 (expr_locus, set_expr_locus): Update.
16274 * tree.c (build1_stat): Remove old location code.
16275 (last_annotated_node): Remove.
16276 (annotate_with_file_line): Remove old-location variant.
16277 (annotate_with_locus): Likewise.
16278 (expr_location): Remove old location code.
16279 (set_expr_location): Likewise.
16280 (expr_has_location): Likewise.
16281 (expr_locus): Likewise.
16282 (set_expr_locus): Likewise.
16283 (expr_filename): Don't use location_from_locus.
16284 (expr_lineno): Likewise.
16285 * rtl-error.c (location_for_asm): Remove old location code.
16286 * c-lex.c (cb_line_change): Remove old location code.
16287 (fe_file_change): Likewise.
16288 (cb_def_pragma): Likewise.
16289 (c_lex_with_flags): Likewise.
16290 * gengtype.c (do_typedef): Don't special-case location types.
16291 (define_location_structures): Remove.
16292 (main): Don't call define_location_structures.
16293 * tree-pretty-print.c (dump_implicit_edges): Remove old location
16296 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16299 * builtins.def (BUILT_IN_STDARG_START): Remove.
16300 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
16301 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
16302 * tree-inline.c (inline_forbidden_p_1): Likewise.
16304 2008-02-26 Richard Guenther <rguenther@suse.de>
16306 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16307 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16308 (lookup_decl_from_uid): Declare.
16309 (remove_decl_from_map): Likewise.
16310 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16311 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16312 (decl_for_uid_map): New global hashtable mapping DECL_UID
16314 (init_ttree): Allocate it.
16315 (insert_decl_to_uid_decl_map): New helper function.
16316 (make_node_stat): Insert new decls into the map.
16317 (copy_node_stat): Likewise.
16318 (lookup_decl_from_uid): New function.
16319 (remove_decl_from_map): Likewise.
16320 (print_decl_for_uid_map_statistics): New helper.
16321 (dump_tree_statistics): Call it.
16323 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16324 (referenced_var_iterator): Adjust.
16325 (FOR_EACH_REFERENCED_VAR): Adjust.
16326 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16327 (num_referenced_vars): Adjust.
16328 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16329 (first_referenced_var): Remove.
16330 (end_referenced_vars_p): Likewise.
16331 (next_referenced_var): Likewise.
16332 (referenced_var_iterator_set): New helper function.
16333 * tree-dfa.c (referenced_var_lookup): Adjust.
16334 (referenced_var_check_and_insert): Likewise.
16335 (remove_referenced_var): Likewise.
16336 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16337 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16338 (verify_call_clobbering): Likewise.
16339 (verify_memory_partitions): Likewise.
16340 (init_tree_ssa): Allocate bitmap instead of hashtable for
16342 (delete_tree_ssa): Adjust.
16343 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16344 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16345 (compute_tag_properties): Likewise.
16346 (set_initial_properties): Likewise.
16347 (find_partition_for): Likewise.
16348 (update_reference_counts): Likewise.
16349 (dump_may_aliases_for): Likewise.
16350 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16351 (add_call_clobber_ops): Likewise.
16352 (add_call_read_ops): Likewise.
16353 (get_asm_expr_operands): Likewise.
16354 * tree-into-ssa.c (dump_decl_set): Likewise.
16355 (update_ssa): Likewise.
16356 * tree-sra.c (scan_function): Likewise.
16357 (decide_instantiations): Likewise.
16358 (scalarize_parms): Likewise.
16359 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16360 (dsa_named_for): Likewise.
16361 * tree-ssa-structalias.c (update_alias_info): Likewise.
16362 (merge_smts_into): Likewise.
16364 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16367 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
16368 * c-opts.c (c_common_handle_option): Wall enables
16369 Wvolatile-register-var.
16370 * common.opt: Move Wvolatile-register-var to...
16373 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16375 * common.opt (Wlarger-than=): New.
16376 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
16378 * opts.c (common_handle_option): Handle -Wlarger-than=.
16379 * optc-gen.awk: Likewise.
16380 * opth-gen.awk: Likewise.
16381 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
16382 * tree-optimize.c (tree_rest_of_compilation): Likewise.
16384 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16386 * c-common.c (match_case_to_enum_1): Add appropriate
16387 OPT_W* parameter to warning.
16388 (c_do_switch_warnings): Likewise.
16389 * c-typeck.c (warning_init): Add one more parameter following
16390 'warning' function.
16391 (push_init_level): Update call to warning_init.
16392 (pop_init_level): Likewise.
16393 (add_pending_init): Likewise.
16394 (output_init_element: Likewise.
16396 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16399 * toplev.c (toplev_main): If there are warnings or error, print
16400 errors for ignored options.
16401 * opts.c (ignored_options): New static variable.
16402 (postpone_unknown_option_error): New.
16403 (print_ignored_options): New.
16404 (handle_option): Postpone errors for unknown -Wno-* options.
16405 * opts.h (print_ignored_options): Declare.
16407 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
16409 * config/mips/mips.md (loadgp_blockage, blockage): Change type
16412 2008-02-25 Richard Guenther <rguenther@suse.de>
16415 2008-02-25 Richard Guenther <rguenther@suse.de>
16417 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16418 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16419 (lookup_decl_from_uid): Declare.
16420 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16421 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16422 (decl_for_uid_map): New global hashtable mapping DECL_UID
16424 (init_ttree): Allocate it.
16425 (insert_decl_to_uid_decl_map): New helper function.
16426 (make_node_stat): Insert new decls into the map.
16427 (copy_node_stat): Likewise.
16428 (lookup_decl_from_uid): New function.
16429 (print_decl_for_uid_map_statistics): New helper.
16430 (dump_tree_statistics): Call it.
16432 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16433 (referenced_var_iterator): Adjust.
16434 (FOR_EACH_REFERENCED_VAR): Adjust.
16435 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16436 (num_referenced_vars): Adjust.
16437 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16438 (first_referenced_var): Remove.
16439 (end_referenced_vars_p): Likewise.
16440 (next_referenced_var): Likewise.
16441 (referenced_var_iterator_set): New helper function.
16442 * tree-dfa.c (referenced_var_lookup): Adjust.
16443 (referenced_var_check_and_insert): Likewise.
16444 (remove_referenced_var): Likewise.
16445 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16446 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16447 (verify_call_clobbering): Likewise.
16448 (verify_memory_partitions): Likewise.
16449 (init_tree_ssa): Allocate bitmap instead of hashtable for
16451 (delete_tree_ssa): Adjust.
16452 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16453 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16454 (compute_tag_properties): Likewise.
16455 (set_initial_properties): Likewise.
16456 (find_partition_for): Likewise.
16457 (update_reference_counts): Likewise.
16458 (dump_may_aliases_for): Likewise.
16459 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16460 (add_call_clobber_ops): Likewise.
16461 (add_call_read_ops): Likewise.
16462 (get_asm_expr_operands): Likewise.
16463 * tree-into-ssa.c (dump_decl_set): Likewise.
16464 (update_ssa): Likewise.
16465 * tree-sra.c (scan_function): Likewise.
16466 (decide_instantiations): Likewise.
16467 (scalarize_parms): Likewise.
16468 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16469 (dsa_named_for): Likewise.
16470 * tree-ssa-structalias.c (update_alias_info): Likewise.
16471 (merge_smts_into): Likewise.
16473 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16476 * doc/invoke.texi (-fcx-limited-range): Document new option.
16477 * toplev.c (process_options): Handle -fcx-fortran-rules.
16478 * common.opt: Add documentation for -fcx-fortran-rules.
16480 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
16483 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
16484 actual behaviour and C99.
16486 2008-02-26 Ben Elliston <bje@au.ibm.com>
16488 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
16489 (ASM_CPU_POWER6_SPEC): Likewise.
16490 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
16491 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
16492 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
16494 2008-02-25 Richard Guenther <rguenther@suse.de>
16496 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
16497 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
16498 (lookup_decl_from_uid): Declare.
16499 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
16500 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
16501 (decl_for_uid_map): New global hashtable mapping DECL_UID
16503 (init_ttree): Allocate it.
16504 (insert_decl_to_uid_decl_map): New helper function.
16505 (make_node_stat): Insert new decls into the map.
16506 (copy_node_stat): Likewise.
16507 (lookup_decl_from_uid): New function.
16508 (print_decl_for_uid_map_statistics): New helper.
16509 (dump_tree_statistics): Call it.
16511 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
16512 (referenced_var_iterator): Adjust.
16513 (FOR_EACH_REFERENCED_VAR): Adjust.
16514 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
16515 (num_referenced_vars): Adjust.
16516 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
16517 (first_referenced_var): Remove.
16518 (end_referenced_vars_p): Likewise.
16519 (next_referenced_var): Likewise.
16520 (referenced_var_iterator_set): New helper function.
16521 * tree-dfa.c (referenced_var_lookup): Adjust.
16522 (referenced_var_check_and_insert): Likewise.
16523 (remove_referenced_var): Likewise.
16524 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
16525 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16526 (verify_call_clobbering): Likewise.
16527 (verify_memory_partitions): Likewise.
16528 (init_tree_ssa): Allocate bitmap instead of hashtable for
16530 (delete_tree_ssa): Adjust.
16531 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
16532 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
16533 (compute_tag_properties): Likewise.
16534 (set_initial_properties): Likewise.
16535 (find_partition_for): Likewise.
16536 (update_reference_counts): Likewise.
16537 (dump_may_aliases_for): Likewise.
16538 * tree-ssa-operands.c (add_virtual_operand): Likewise.
16539 (add_call_clobber_ops): Likewise.
16540 (add_call_read_ops): Likewise.
16541 (get_asm_expr_operands): Likewise.
16542 * tree-into-ssa.c (dump_decl_set): Likewise.
16543 (update_ssa): Likewise.
16544 * tree-sra.c (scan_function): Likewise.
16545 (decide_instantiations): Likewise.
16546 (scalarize_parms): Likewise.
16547 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
16548 (dsa_named_for): Likewise.
16549 * tree-ssa-structalias.c (update_alias_info): Likewise.
16550 (merge_smts_into): Likewise.
16552 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
16555 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
16556 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
16557 * alias.h (nonoverlapping_memrefs_p): Likewise.
16559 2008-02-25 Jan Beulich <jbeulich@novell.com>
16561 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
16562 * config/i386/netware-libgcc.exp: Add __bswap?i2,
16563 __emultls_get_address, __emultls_register_common,
16564 __floatundi?f, and _Unwind_GetIPInfo.
16565 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
16566 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
16567 (gen_regparm_prefix): Likewise.
16568 (i386_nlm_encode_section_info): Sync with
16569 config/i386/winnt.c:i386_pe_encode_section_info().
16570 (i386_nlm_maybe_mangle_decl_assembler_name): New.
16571 i386_nlm_mangle_decl_assembler_name): New.
16572 (netware_override_options): New.
16573 * config/i386/netware.h (netware_override_options): Declare.
16574 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
16575 (i386_nlm_mangle_decl_assembler_name): Declare.
16576 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
16578 2008-02-25 Ben Elliston <bje@au.ibm.com>
16581 * c-decl.c (grokdeclarator): Remove unused local variables
16582 `typedef_type' and `type_as_written'.
16584 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
16585 unused local variable `has_hot_blocks'.
16586 (fix_crossing_conditional_branches): Remove unused local variable
16589 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
16591 PR middle-end/19984
16592 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
16593 using DEF_C99_BUILTIN.
16594 (BUILT_IN_NANF): Ditto.
16595 (BUILT_IN_NANL): Ditto.
16597 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
16598 Revital Eres <eres@il.ibm.com>
16600 * modulo-sched.c (calculate_must_precede_follow): Address TODO
16601 regarding the order of two dependent insns in the same row.
16603 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
16605 * stor-layout.c (layout_decl): Do not bump the alignment of a
16606 bit-field to more than byte alignment if it is packed.
16608 2008-02-24 David Edelsohn <edelsohn@gnu.org>
16610 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
16613 2008-02-24 Diego Novillo <dnovillo@google.com>
16615 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
16618 * tree-vrp.c (vrp_evaluate_conditional): With
16619 -Wtype-limits, emit a warning when comparing against a
16620 constant outside the natural range of OP0's type.
16621 * c.opt (Wtype-limits): Move ...
16622 * common.opt (Wtype-limits): ... here.
16624 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
16626 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
16627 * config/rs6000/e300c2c3.md: New file.
16628 * config/rs6000/rs6000.c (processor_costs): Add new costs for
16630 (rs6000_override_options): Add e300c2 and e300c3 cases to
16631 processor_target_table. Do not allow usage of Altivec or Spe
16632 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
16633 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
16634 * config/rs6000/rs6000.h (processor_type): Add
16635 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
16636 (ASM_CPU_SPEC): Add e300c2 and e300c3.
16637 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
16638 and ppce300c3. Include e300c2c3.md.
16640 2008-02-23 David Edelsohn <edelsohn@gnu.org>
16642 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
16643 instead of TARGET_STRICT_ALIGN.
16645 2008-02-23 Joseph Myers <joseph@codesourcery.com>
16647 * explow.c (memory_address): Assert that the generated address is
16650 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16653 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
16654 * config/darwin-ppc-ldouble-patch.def: New file.
16655 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
16656 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
16657 SUBTARGET_INIT_BUILTINS if defined.
16658 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
16661 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16664 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
16665 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
16667 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
16670 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
16671 file" warning condtional on -Winvalid-PCH.
16673 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16675 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
16677 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
16681 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
16682 prevent reload from using MMX registers.
16683 (*mov<mode>_internal): Ditto.
16684 (*movv2sf_internal_rex64): Ditto.
16685 (*movv2sf_internal): Ditto.
16687 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16689 PR documentation/31569
16690 * doc/install.texi2html: Use makeinfo --no-number-sections.
16692 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16694 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
16695 ensure that we can address an entire entity > 8 bytes. Don't
16696 generate reg+reg addressing for such data.
16698 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16700 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
16701 strings when optimizing for size, unless the target cares about
16704 2008-02-22 Tom Tromey <tromey@redhat.com>
16706 * regclass.c (current_pass): Remove declaration.
16708 2008-02-22 Anatoly Sokolov <aesok@post.ru>
16710 * config/avr/libgcc.S (__RAMPZ__): Define.
16711 (__do_copy_data): Add for devices with 128KB code memory.
16713 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
16715 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
16717 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
16719 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
16721 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
16724 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16727 * c-typeck.c (build_binary_op): Warn about floating point
16728 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
16730 2008-02-21 Janis Johnson <janis187@us.ibm.com>
16733 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
16734 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
16736 (rs6000_override_options): Set altivec_abi as default, not override,
16737 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
16738 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
16739 is used; use new member spe_abi.
16740 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
16741 spe_abi and altivec_abi.
16743 2008-02-22 Tomas Bily <tbily@suse.cz>
16745 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
16747 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16750 * config.build (build_file_translate): Set to `CMD //c' only if
16752 * Makefile.in (build_file_translate): Improve comment.
16754 2008-02-21 Jan Hubicka <jh@suse.cz>
16756 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
16757 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
16758 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
16760 2008-02-21 Michael Matz <matz@suse.de>
16763 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
16765 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
16767 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
16768 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
16769 as insn constraint.
16770 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
16771 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
16772 SSE_VEC_FLOAT_MODE_P as insn constraint.
16773 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
16774 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
16775 sse4a_movntdf using MODEF mode iterator.
16776 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
16777 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
16778 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
16779 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
16780 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
16781 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
16782 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
16784 2008-02-21 Richard Guenther <rguenther@suse.de>
16786 * tree.def (PAREN_EXPR): New tree code.
16787 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
16789 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
16790 * expr.c (expand_expr_real_1): Likewise.
16791 * tree-inline.c (estimate_num_insns_1): Likewise.
16792 * tree-complex.c (expand_complex_move): Likewise.
16793 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
16796 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16799 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
16801 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
16804 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
16806 * config/sh/sh.c (find_barrier): Don't go past
16807 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
16809 2008-02-20 DJ Delorie <dj@redhat.com>
16811 * config/h8300/h8300.md (insv): Force source operand to be a register.
16813 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
16814 as a jump, not as a plain insn.
16816 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
16818 * doc/invoke.texi (Warning Options): Add new option
16819 -Wframe-larger-than=.
16820 (-Wframe-larger-than): Document.
16822 * flags.h (warn_frame_larger_than, frame_larger_than_size):
16823 Add declarations for new option variables.
16825 * final.c (final_start_function): Check the frame size
16826 before emission and issue a Wframe-larger-than warning.
16828 * opts.c (warn_frame_larger_than, frame_larger_than_size):
16829 Add definitions for new option variables.
16830 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
16832 * common.opt (Wframe-larger-than=): New option.
16834 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16836 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
16837 (<sse>_div<mode>3): Ditto.
16838 (<sse>_vmdiv<mode>3): Ditto.
16839 (<sse>_vmsqrt<mode>2): Ditto.
16840 (*smax<mode>3): Ditto.
16841 (sse5_frcz<mode>2): Ditto.
16842 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
16843 as insn constraint.
16845 2008-02-20 Richard Guenther <rguenther@suse.de>
16847 PR middle-end/35265
16848 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
16849 be happy with INTEGRAL_TYPE_P.
16851 2008-02-20 Richard Guenther <rguenther@suse.de>
16853 * fold-const.c (split_tree): Associate floatig-point expressions
16854 if flag_associative_math is set.
16856 2008-02-20 Richard Guenther <rguenther@suse.de>
16858 * tree.h (fold_real_zero_addition_p): Declare.
16859 * fold-const.c (fold_real_zero_addition_p): Export.
16860 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
16861 floating-point operations with zero and one.
16863 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
16865 * doc/install.texi: Correct references to CFLAGS, replacing them
16866 with BOOT_CFLAGS. Document flags used during bootstrap for
16869 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
16871 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
16872 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
16873 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
16875 (smin<mode>3): Ditto from similar patterns.
16876 (smax<mode>3): Ditto.
16877 (*ieee_smin<mode>3): Ditto.
16878 (*ieee_smax<mode>3): Ditto.
16879 * config/i386/sse.md (sse): New mode attribute.
16880 (mov<mode>): Macroize expander from movv4sf and movv2df using
16881 SSEMODEF2P mode iterator.
16882 (<sse>_movnt<mode>): Ditto from similar patterns. Use
16883 SSE_VEC_FLOAT_MODE_P as insn constraint.
16884 (storent<mode>): Ditto.
16885 (storent<mode>): Macroize expander from storentsf and storentdf using
16886 MODEF mode iterator.
16887 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
16888 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
16889 (abs<mode>2): Ditto from similar patterns.
16890 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
16891 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
16892 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
16893 (<sse>_vmsqrt<mode>2): Ditto.
16894 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
16895 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
16896 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
16897 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
16898 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
16899 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
16900 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
16902 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
16903 iterator and SSE_FLOAT_MODE_P as insn constraint.
16904 (<sse>_ucomi): Ditto from similar patterns.
16905 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
16906 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
16907 SSE_VEC_FLOAT_MODE_P as insn constraint.
16908 (vcond<mode>): Ditto from similar patterns.
16909 (and<mode>3, *and<mode>3): Ditto.
16910 (<sse>_nand<mode>3): Ditto.
16911 (ior<mode>3, *ior<mode>3): Ditto.
16912 (xor<mode>3, *xor<mode>3): Ditto.
16913 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
16914 iterator and SSE_FLOAT_MODE_P as insn constraint.
16915 (*nand<mode>3): Ditto from similar patterns.
16916 (*ior<mode>3): Ditto.
16917 (*xor<mode>3): Ditto.
16919 2008-02-20 Ira Rosen <irar@il.ibm.com>
16921 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
16922 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
16923 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
16925 2008-02-19 Jan Hubicka <jh@suse.cz>
16927 * predict.c (tree_bb_level_predictions): Remove variable next
16928 mistakely introduced by previous commit.
16930 2008-02-19 Jan Hubicka <jh@suse.cz>
16932 * predict.c (predict_paths_leading_to): Rewrite.
16933 (predict_paths_for_bb): New.
16934 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
16936 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
16939 * Makefile.in (build_file_translate): New.
16940 (gcc-vers.texi): Use it for translating $(abs_srcdir).
16941 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
16942 * configure.ac (build_file_translate): Substitute it.
16943 * configure: Regenerate.
16945 2008-02-19 Jan Hubicka <jh@suse.cz>
16947 PR rtl-optimization/34408
16948 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
16951 2008-02-19 Jan Hubicka <jh@suse.cz>
16953 PR middle-end/28779
16954 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
16957 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
16960 * config/i386/i386-modes.def: Revert the last DI alignment
16961 change until Ada people can look into it.
16963 2008-02-19 Nick Clifton <nickc@redhat.com>
16965 * opts.c (print_specific_help): Fix typo in --help text.
16967 2008-02-19 Jakub Jelinek <jakub@redhat.com>
16970 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
16971 32-bit inline asm without asm alternatives for host GCC < 3.0.
16973 2008-02-19 Richard Guenther <rguenther@suse.de>
16975 PR tree-optimization/34989
16976 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
16977 Allow propagation to INDIRECT_REF if we can simplify only.
16979 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16981 * c-common.c (warn_for_collisions_1): Use appropriate option when
16984 2008-02-19 Nick Clifton <nickc@redhat.com>
16987 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
16988 (handle_options): Fix indentation.
16989 (print_filtered_help): If no language-specific options were
16990 displayed tell the user how to list all the options supported by
16991 the language's front-end.
16992 (print_specific_help): Fix indentation and remove duplicate line.
16993 (common_handle_option): Handle the -v option.
16994 For --help enable the display of undocumented options if the -v
16995 switch has been included on the command line.
16996 For --help= check for overlaps in the arguments between the option
16997 classes and the language names and issue a warning when they
16998 cannot be disambiguated.
16999 * c.opt (v): Pass on to the common option handler.
17001 2008-02-19 Revital Eres <eres@il.ibm.com>
17003 * modulo-sched.c (sms_schedule): Change dump message when
17004 create_ddg function fails.
17005 (try_scheduling_node_in_cycle): Rename row to cycle.
17006 (print_partial_schedule): Rename CYCLE to ROW.
17008 2008-02-19 Christian Bruel <christian.bruel@st.com>
17009 Zdenek Dvorak <ook@ucw.cz>
17011 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
17013 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17016 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
17017 (*x86_movdicc_0_m1_se): Ditto.
17019 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
17021 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
17022 (CMPtype): Define as __gcc_CMPtype.
17023 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
17024 (CMPtype): Define as __gcc_CMPtype.
17026 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
17028 Support valgrind 3.3 for --enable-checking=valgrind.
17029 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
17031 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
17032 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
17033 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
17034 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
17035 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
17036 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
17037 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
17039 * ggc-zone.c: Similar.
17040 * ggc-page.c: Similar.
17042 2008-02-19 Paul Brook <paul@codesourcery.com>
17045 * config/arm/ieee754-df.S: Fix do_it typo.
17046 * config/arm/ieee754-sf.S: Fix do_it typo.
17048 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17051 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
17052 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
17053 (OPTION_MASK_ISA_SSE_SET): Likewise.
17054 (OPTION_MASK_ISA_SSE2_SET): Likewise.
17055 (OPTION_MASK_ISA_SSE3_SET): Likewise.
17056 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
17057 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
17058 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
17059 (OPTION_MASK_ISA_SSE4_SET): Likewise.
17060 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
17061 (OPTION_MASK_ISA_SSE5_SET): Likewise.
17062 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
17063 (OPTION_MASK_ISA_MMX_UNSET): Updated.
17064 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
17065 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17066 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17067 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17068 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17069 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17070 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17071 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
17072 (OPTION_MASK_ISA_SSE4): Removed.
17073 (ix86_handle_option): Turn on bits in ix86_isa_flags and
17074 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
17075 (override_options): Don't turn on implied SSE/MMX bits in
17078 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
17080 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
17083 2008-02-18 Joey Ye <joey.ye@intel.com>
17085 PR middle-end/34921
17086 * tree-nested.c (insert_field_into_struct): Set type alignment
17087 to field alignment if the former is less than the latter.
17089 2008-02-18 Jakub Jelinek <jakub@redhat.com>
17091 * BASE-VER: Set to 4.4.0.
17093 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17095 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
17096 * doc/cfg.texi: Likewise.
17097 * doc/extend.texi: Likewise.
17098 * doc/gty.texi: Likewise.
17099 * doc/invoke.texi: Likewise.
17100 * doc/loop.texi: Likewise.
17101 * doc/md.texi: Likewise.
17102 * doc/passes.texi: Likewise.
17103 * doc/rtl.texi: Likewise.
17104 * doc/sourcebuild.texi: Likewise.
17105 * doc/tm.texi: Likewise.
17106 * doc/tree-ssa.texi: Likewise.
17108 2008-02-17 Richard Guenther <rguenther@suse.de>
17110 PR middle-end/35227
17111 * tree-complex.c (init_parameter_lattice_values): Handle parameters
17112 without default definition.
17114 2008-02-17 Richard Guenther <rguenther@suse.de>
17116 PR tree-optimization/35231
17117 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
17120 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
17123 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17124 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17125 libgcc_cmp_return mode.
17127 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17130 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
17132 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
17134 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
17137 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17139 * doc/c-tree.texi: Use `@.' where appropriate.
17140 * doc/extend.texi: Likewise.
17141 * doc/install.texi: Likewise.
17142 * doc/invoke.texi: Likewise.
17143 * doc/loop.texi: Likewise.
17144 * doc/makefile.texi: Likewise.
17145 * doc/md.texi: Likewise.
17146 * doc/passes.texi: Likewise.
17147 * doc/standards.texi: Likewise.
17148 * doc/tm.texi: Likewise.
17150 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17152 PR middle-end/35196
17153 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
17155 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
17156 rather than in entry_bb.
17158 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17160 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
17161 libgcc_cmp_return mode.
17163 2008-02-15 Jakub Jelinek <jakub@redhat.com>
17165 PR middle-end/35130
17166 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
17167 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
17169 2008-02-15 Richard Guenther <rguenther@suse.de>
17170 Zdenek Dvorak <ook@ucw.cz>
17172 PR tree-optimization/35164
17173 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
17174 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
17175 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
17176 Only propagate addresses which do not have abnormal SSA_NAMEs
17179 2008-02-15 Joseph Myers <joseph@codesourcery.com>
17182 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
17184 2008-02-15 Jan Hubicka <jh@suse.cz>
17186 PR middle-end/35149
17187 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
17189 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17191 PR middle-end/34621
17192 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
17193 when calculating alignment_pad.
17195 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
17197 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
17198 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
17199 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
17200 and STACK_BOUNDARY define.
17202 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
17204 PR preprocessor/35061
17205 * c-pragma.c (handle_pragma_pop_macro): Check that
17206 pushed_macro_table has been allocated.
17208 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
17210 PR middle-end/35136
17211 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
17212 (force_gimple_operand): Likewise.
17213 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
17214 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
17215 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
17216 (find_interesting_uses_address): Check addressability and alignment
17217 of the base expression only after substituting bases of IVs into it.
17219 2008-02-14 Michael Matz <matz@suse.de>
17222 * function.c (instantiate_virtual_regs_in_insn): Reload address
17223 before falling back to reloading the whole operand.
17225 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
17227 * config/s390/s390.c (s390_mainpool_start): Emit the pool
17228 before the first section switch note.
17230 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17232 * doc/bugreport.texi: Update copyright years.
17233 * doc/c-tree.texi: Likewise.
17234 * doc/cfg.texi: Likewise.
17235 * doc/cpp.texi: Likewise.
17236 * doc/cppinternals.texi: Likewise.
17237 * doc/fragments.texi: Likewise.
17238 * doc/frontends.texi: Likewise.
17239 * doc/gcc.texi: Likewise.
17240 * doc/gty.texi: Likewise.
17241 * doc/hostconfig.texi: Likewise.
17242 * doc/implement-c.texi: Likewise.
17243 * doc/libgcc.texi: Likewise.
17244 * doc/loop.texi: Likewise.
17245 * doc/makefile.texi: Likewise.
17246 * doc/options.texi: Likewise.
17247 * doc/passes.texi: Likewise.
17248 * doc/rtl.texi: Likewise.
17249 * doc/sourcebuild.texi: Likewise.
17250 * doc/standards.texi: Likewise.
17251 * doc/tree-ssa.texi: Likewise.
17252 * doc/trouble.texi: Likewise.
17254 * doc/extend.texi: Use @: or add comma where appropriate.
17255 * doc/invoke.texi: Likewise.
17256 * doc/tm.texi: Likewise.
17258 2008-02-14 Alan Modra <amodra@bigpond.net.au>
17261 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
17264 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
17266 * doc/md.texi (clz, ctz): Add reference.
17267 * doc/rtl.texi (clz, ctz): Likewise.
17269 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17272 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
17275 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
17277 * config/s390/s390.c (struct constant_pool): New field
17278 emit_pool_after added.
17279 (s390_mainpool_start): Set the emit_pool_after flag according
17280 to the section switch notes.
17281 (s390_mainpool_finish): Consider emit_pool_after when emitting
17282 the literal pool at the end of the function.
17283 (s390_chunkify_start): Force literal pool splits at section
17286 2008-02-13 Michael Matz <matz@suse.de>
17289 * var-tracking.c (clobber_variable_part): Correctly traverse the
17292 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17295 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
17296 Add -fdump-ipa-inline.
17297 * tree-dump.c (dump_files): Remove tree-inlined dump.
17298 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
17300 2008-02-12 Richard Guenther <rguenther@suse.de>
17302 PR tree-optimization/35171
17303 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
17306 2008-02-12 Richard Guenther <rguenther@suse.de>
17308 PR middle-end/35163
17309 * fold-const.c (fold_widened_comparison): Use get_unwidened in
17310 value-preserving mode. Disallow final truncation.
17312 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
17314 PR middle-end/35136
17315 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
17316 code from here to...
17317 (force_gimple_operand): ...here.
17319 2008-02-12 Jakub Jelinek <jakub@redhat.com>
17322 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
17323 non-compatible pointers.
17324 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
17325 different FIELD_DECLs, try harder by comparing field offsets, sizes
17328 PR inline-asm/35160
17329 * function.c (match_asm_constraints_1): Don't replace the same input
17332 2008-02-12 Anatoly Sokolov <aesok@post.ru>
17334 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
17335 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
17336 (expand_epilogue): Restore RAMPZ register.
17337 * config/avr/avr.md (RAMPZ_ADDR): New constant.
17339 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
17341 * config/i386/cygwin.asm: (__alloca): Correct calling
17342 convention and alignment.
17343 (__chkstk): Force 8 byte stack alignment.
17345 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
17346 Richard Guenther <rguenther@suse.de>
17348 PR tree-optimization/33992
17349 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
17350 the zero we compare against.
17352 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
17354 PR libfortran/35063
17355 * gthr-win32.h (__gthread_mutex_destroy_function): New function
17356 to CloseHandle after unlocking to prevent accumulation of handle
17359 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17361 PR middle_end/34150
17362 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
17363 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
17364 and update LABEL_NUSES during and after reload.
17366 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
17368 PR middle-end/34627
17369 * combine.c (simplify_if_then_else): Make sure the comparison is
17370 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
17372 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
17375 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
17376 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
17377 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
17378 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
17379 * tree.h (get_type_static_bounds): Likewise.
17381 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17383 * doc/invoke.texi (Option Summary, C++ Dialect Options)
17384 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17385 Make -Wfoo language annotations match what the compiler outputs.
17387 2008-02-08 Sa Liu <saliu@de.ibm.com>
17389 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
17390 intrinsics spu_convts, spu_convtu, spu_convtf.
17392 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
17394 * doc/extend.texi (Function Attributes) <noinline>: Mention
17395 asm ("") as method to keep calls.
17397 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17400 * doc/options.texi (Options): Replace references to opts.sh with
17402 * opts-common.c: Likewise.
17403 * optc-gen.awk: Likewise.
17405 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
17407 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
17409 2008-02-07 Richard Henderson <rth@redhat.com>
17412 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
17413 EXPR_LIST for the REG_EQUAL instead of a comparison with a
17416 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
17418 PR tree-optimization/35085
17419 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
17420 for operand entry oe2 in addition to operand entry oe3 in order to
17421 expose more opportunities for vectorizer sum reduction.
17423 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17426 * Makefile.in (LIBS): Remove $(GMPLIBS).
17427 (cc1-dummy, cc1): Add $(GMPLIBS).
17429 2008-02-06 Jan Hubicka <jh@suse.cz>
17432 * i386.md (moddf_integer): Do not produce partial memory stalls for
17433 targets where it hurts.
17435 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
17438 * optabs.c (expand_float): Do not check for decimal modes when
17439 expanding unsigned integer through signed conversion.
17441 2008-02-06 Nick Clifton <nickc@redhat.com>
17443 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
17444 inside the clobber with a match_operand and duplicated operand
17445 number in the constraint.
17446 (ineqbranchsi): Delete redundant comment.
17448 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
17450 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
17451 builtin_define ("__USE_INIT_FINI__").
17452 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
17454 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
17456 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17458 PR documentation/30330
17459 * doc/invoke.texi (C++ Dialect Options)
17460 (Objective-C and Objective-C++ Dialect Options, Warning Options):
17461 For each warning option -Wfoo that allows -Wno-foo, ensure both
17462 -Wfoo and -Wno-foo are listed in the option index. Fix index
17463 entry of -Wswitch-default, index -Wnormalized= including the
17464 `=', and -Wlarger-than-@var{len} including @var{len}.
17466 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17468 * config/i386/i386.md (floatunssisf2): Use
17469 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
17470 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
17471 Macroize expander using MODEF mode iterator.
17473 2008-02-05 Diego Novillo <dnovillo@google.com>
17475 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
17478 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
17480 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17483 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
17485 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
17488 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
17489 to indicate if a message should be generated.
17490 (init_cumulative_args): Updated.
17491 (function_value_32): Likewise.
17493 2008-02-05 Joseph Myers <joseph@codesourcery.com>
17495 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
17497 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
17500 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
17501 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
17503 2008-02-04 Diego Novillo <dnovillo@google.com>
17505 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
17508 * tree-vrp.c (vrp_evaluate_conditional): With
17509 -Wtype-limits, emit a warning when comparing against a
17510 constant outside the natural range of OP0's type.
17512 2008-02-04 Richard Guenther <rguenther@suse.de>
17514 PR middle-end/33631
17515 * expr.c (count_type_elements): Give for unions instead of
17518 2008-02-04 Richard Guenther <rguenther@suse.de>
17520 PR middle-end/35043
17521 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
17522 to TYPE_DOMAINs base type instead of using bitsizetype here.
17524 2008-02-03 Jason Merrill <jason@redhat.com>
17526 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
17528 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17531 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
17532 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
17533 (RS/6000 and PowerPC Options): Fix typos and markup.
17534 * doc/passes.texi (Tree-SSA passes): Likewise.
17536 2008-02-02 Michael Matz <matz@suse.de>
17539 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
17540 from record_last_reg_set_info.
17541 (record_last_reg_set_info): Take an RTX argument, iterate over all
17542 constituent hardregs.
17543 (record_last_set_info, record_opr_changes): Change calls to
17544 new signature or to record_last_reg_set_info_regno.
17546 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
17548 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
17550 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
17552 PR rtl-optimization/34773
17553 * reg-notes.def (EQUAL): Mention significance of combination of
17554 REG_EQUAL and REG_RETVAL.
17555 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
17556 insn that has a REG_RETVAL.
17558 2008-02-01 Roger Sayle <roger@eyesopen.com>
17561 * configure.ac (--enable-fixed-point): Disable unless explicitly
17563 * configure: Regenerate.
17565 2008-02-01 Richard Guenther <rguenther@suse.de>
17568 * invoke.texi (-finline-limit): Remove no longer true parts
17569 of the documentation. Note that there is no default value.
17571 2008-02-01 Andrew Pinski <pinskia@gmail.com>
17572 Mark Mitchell <mark@codesourcery.com>
17573 Ben Elliston <bje@au.ibm.com>
17576 * doc/extend.texi (Other Builtins): Document.
17578 2008-01-31 Tom Browder <tom.browder@gmail.com>
17580 * doc/c-tree.texi (Types): Fix grammar.
17581 (Expression trees): Ditto.
17582 * doc/passes.texi (Tree-SSA passes): Ditto.
17584 * doc/configterms.texi (Configure Terms): Fix typo.
17585 * doc/cpp.texi (Common Predefined Macros): Ditto.
17586 * doc/md.texi (Machine Constraints): Ditto.
17588 * doc/makefile.texi (Makefile): Add comma.
17590 2008-01-31 Tom Browder <tom.browder@gmail.com>
17591 Gerald Pfeifer <gerald@pfeifer.com>
17593 * doc/sourcebuild.texi (Front End): Remove references to CVS
17594 and CVSROOT/modules.
17595 (Texinfo Manuals): Replace reference to CVS by one to SVN.
17596 (Back End): Remove reference to CVS.
17598 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17601 * config/mips/mips.c (gen_load_const_gp): New function, taking a
17603 (mips16_gp_pseudo_reg): ...here.
17604 * config/mips/mips.md (load_const_gp): Replace with...
17605 (load_const_gp_<mode>): ...this :P-based insn.
17607 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17609 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
17610 options. Minor fixes.
17611 (-std): Move reference to standards closer to where language
17612 standards are first mentioned.
17614 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
17616 PR rtl-optimization/34995
17617 * reload.c (alternative_allows_const_pool_ref): Take an rtx
17618 parameter and return a bool. If the rtx parameter is nonnull,
17619 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
17620 (find_reloads): Update call accordingly. Pass the new operand
17621 if it needed no address reloads, otherwise pass null.
17623 2008-01-30 Richard Henderson <rth@redhat.com>
17626 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
17627 for unbounded arrays.
17629 2008-01-30 Silvius Rus <rus@google.com>
17631 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
17633 2008-01-30 Jan Hubicka <jh@suse.cz>
17636 * i386.c (init_cumulative_args): Use real function declaration when
17639 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
17641 PR rtl-optimization/34998
17642 * global.c (build_insn_chain): Treat non-subreg_lowpart
17643 SUBREGs of pseudos as clobbering all the words covered by the
17644 SUBREG, not just all the bytes.
17645 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
17646 original df_ref rather than an extract parameter.
17647 (global_conflicts): Update call accordingly.
17649 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
17651 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
17652 the overflow check to make it easier to read.
17653 (__fixtfdi): Change the type of the ll member in union
17654 long_double to UDItype_x.
17656 2008-01-30 Jakub Jelinek <jakub@redhat.com>
17658 PR middle-end/34969
17659 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
17660 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
17661 * tree-inline.c (fold_marked_statements): Call
17662 cgraph_update_edges_for_call_stmt if folding a call statement.
17663 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
17664 debug_generic_stmt calls, reset it back afterwards.
17667 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
17669 * c-typeck.c (build_external_ref): Don't pedwarn about
17670 static vars in current function's scope.
17672 2008-01-29 Joseph Myers <joseph@codesourcery.com>
17674 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
17676 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
17679 * ipa-struct-reorg.c: Fix spelling.
17680 * params.def: Ditto.
17682 2008-01-29 Richard Guenther <rguenther@suse.de>
17684 PR middle-end/35006
17685 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
17687 * tree-inline.c (remap_type): Increment remapping_type_depth
17688 around remapping types.
17689 (copy_body_r): Only add referenced variables if they are referenced
17690 from code, not types.
17692 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
17703 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
17704 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
17706 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
17709 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
17710 pointer for tiny stack.
17712 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17714 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
17716 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
17718 * config/vx-common.h: Fix typo in comment.
17720 2008-01-28 Ian Lance Taylor <iant@google.com>
17724 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
17725 coalesce pointers if they have different DECL_NO_TBAA_P values.
17726 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
17727 between variables with different DECL_NO_TBAA_P values.
17729 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
17732 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
17733 are not legitimate small data references on SPE targets.
17735 2008-01-28 David Daney <ddaney@avtrex.com>
17737 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
17739 2008-01-28 David Daney <ddaney@avtrex.com>
17741 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
17743 2008-01-27 Joseph Myers <joseph@codesourcery.com>
17745 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
17746 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
17747 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
17748 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
17749 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
17750 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
17751 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
17752 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
17754 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17756 * basic-block.h (condjump_equiv_p): Fix comment.
17758 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17760 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
17761 print_generic_stmt_indented): Fix comment.
17763 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
17765 * configure.ac (__stack_chk_fail): Add detecion for availability
17766 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
17767 * configure: Regenerate.
17769 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
17771 PR middle-end/34688
17772 * final.c (output_addr_const): Handle TRUNCATE.
17774 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
17777 * tree-ssa-loop-ivopts.c (comp_cost): New type.
17778 (zero_cost, infinite_cost): New constants.
17779 (struct cost_pair): Change type of cost to comp_cost.
17780 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
17781 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
17783 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
17784 split_address_cost, ptr_difference_cost, difference_cost,
17785 get_computation_cost_at, get_computation_cost,
17786 determine_use_iv_cost_generic, determine_use_iv_cost_address,
17787 determine_use_iv_cost_condition, determine_use_iv_costs,
17788 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
17789 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
17790 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
17791 Change type of cost to comp_cost.
17792 (determine_iv_cost): Increase cost of non-original ivs, instead
17793 of decreasing the cost of original ones.
17794 (get_address_cost): Indicate the complexity of the addressing mode
17796 (try_add_cand_for): Prefer using ivs not specific to some object.
17797 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
17799 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
17800 Janis Johnson <janis187@us.ibm.com>
17803 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
17804 (TARGET_INSTANTIATE_DECLS): Likewise.
17805 * target.h (expand_to_rtl_hook): New target hook.
17806 (instantiate_decls): Likewise.
17807 * function.c (instantiate_decl): Make non-static. Rename to...
17808 (instantiate_decl_rtl): ... this.
17809 (instantiate_expr): Use instantiate_decl_rtl.
17810 (instantiate_decls_1): Likewise.
17811 (instantiate_decls): Likewise.
17812 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
17813 * function.h (instantiate_decl_rtl): Add prototype.
17814 * cfgexpand.c (target.h): New include.
17815 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
17816 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
17817 (TARGET_INSTANTIATE_DECLS): Likewise.
17818 (TARGET_INITIALIZER): New target hooks added.
17819 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
17821 * config/rs6000/rs6000.c (tree-flow.h): New include.
17822 (machine_function): Add sdmode_stack_slot field.
17823 (rs6000_alloc_sdmode_stack_slot): New function.
17824 (rs6000_instantiate_decls): Likewise.
17825 (rs6000_secondary_memory_needed_rtx): Likewise.
17826 (rs6000_check_sdmode): Likewise.
17827 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
17828 (TARGET_INSTANTIATE_DECLS): Likewise.
17829 (rs6000_hard_regno_mode_ok): Allow SDmode.
17830 (num_insns_constant): Likewise. Handle _Decimal32 constants.
17831 (rs6000_emit_move): Handle SDmode.
17832 (function_arg_advance): Likewise.
17833 (function_arg): Likewise.
17834 (rs6000_gimplify_va_arg): Likewise. Add special handling of
17835 SDmode var args for 32-bit compiles.
17836 (rs6000_secondary_reload_class): Handle SDmode.
17837 (rs6000_output_function_epilogue): Likewise.
17838 (rs6000_function_value): Simplify if statement.
17839 (rs6000_libcall_value): Likewise.
17840 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
17841 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
17842 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
17843 (movsd_hardfloat): New define_insn.
17844 (movsd_softfloat): Likewise.
17845 (movsd_store): Likewise.
17846 (movsd_load): Likewise.
17847 (extendsddd2): Likewise.
17848 (extendsdtd2): Likewise.
17849 (truncddsd2): Likewise.
17850 (movdd_hardfloat64): Fixup comment.
17851 (UNSPEC_MOVSD_LOAD): New constant.
17852 (UNSPEC_MOVSD_STORE): Likewise.
17854 2008-01-26 Jakub Jelinek <jakub@redhat.com>
17857 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
17859 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
17860 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
17861 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
17862 and TRUTH_XOR_EXPR.
17864 2008-01-26 David Edelsohn <edelsohn@gnu.org>
17867 * config.gcc: Separate AIX 5.3 from AIX 6.1.
17868 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
17869 __LONGDOUBLE128 too.
17870 * config/rs6000/aix61.h: New file.
17872 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17874 PR rtl-optimization/34959
17875 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
17876 popcount and parity rtxes the same mode as their operand.
17877 Truncate or extend the result to the return value's mode
17880 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
17883 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
17884 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
17885 to GOT_VERSION_REGNUM.
17886 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
17887 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
17888 * config/mips/mips.c (mips_emit_call_insn): New function.
17889 (mips_call_tls_get_addr): Call mips_expand_call directly.
17890 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
17892 (mips16_build_call_stub): Likewise. Return the call insn or null.
17893 (mips_expand_call): Update the call to mips16_build_call_stub
17894 accordingly and a remove redundant condition. Assert that MIPS16
17895 stubs do not use lazy binding. Use mips_emit_call_insn and return
17897 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
17899 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
17900 (mips_avoid_hazard): Remove hazard_set handling.
17901 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
17902 (UNSPEC_RESTORE_GP): ...this.
17903 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
17904 (FAKE_CALL_REGNO): Rename to...
17905 (GOT_VERSION_REGNUM): ...this.
17906 (type): Add "ghost" value. Add an associated insn reservation.
17907 (hazard_set): Remove.
17908 (exception_receiver): Rename to...
17909 (restore_gp): ...this and update the unspec identifier accordingly.
17910 (exception_receiver, nonlocal_got_receiver): New expanders.
17911 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
17912 FAKE_CALL_REGNO. Remove hazard_set attribute.
17913 (set_got_version, update_got_version): New patterns.
17915 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
17918 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
17920 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17923 * doc/install.texi2html: Generate gcc-vers.texi.
17925 2008-01-25 DJ Delorie <dj@redhat.com>
17927 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
17929 2008-01-25 Joseph Myers <joseph@codesourcery.com>
17931 * config/c4x: Remove directory.
17932 * config.gcc (crx-*, mt-*): Mark obsolete.
17933 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
17934 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
17935 sh-*-rtemscoff*): Remove cases.
17936 * defaults.h (C4X_FLOAT_FORMAT): Remove.
17937 * real.c (encode_c4x_single, decode_c4x_single,
17938 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
17939 c4x_extended_format): Remove.
17940 * real.h (c4x_single_format, c4x_extended_format): Remove.
17941 * doc/extend.texi (interrupt, naked): Remove mention of attributes
17943 (Pragmas): Remove comment about c4x pragmas.
17944 * doc/install.texi (c4x): Remove target-specific instructions.
17945 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
17946 * doc/md.texi (Machine Constraints): Remove C4x documentation.
17947 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
17948 refer to C4x source files as examples.
17949 (C4X_FLOAT_FORMAT): Remove documentation.
17951 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
17953 * config/bfin/bfin.c (override_options): Reorder tests so that
17954 flag_pic gets enabled for -msep-data.
17956 2008-01-25 Richard Guenther <rguenther@suse.de>
17958 PR middle-end/32244
17959 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
17960 to its bitfield precision if required.
17962 2008-01-25 Jakub Jelinek <jakub@redhat.com>
17964 PR middle-end/33880
17965 * tree-nested.c (walk_omp_for): New function.
17966 (convert_nonlocal_reference, convert_local_reference): Call
17967 walk_omp_for on OMP_FOR.
17968 (convert_call_expr): Call walk_body on OMP_FOR's
17969 OMP_FOR_PRE_INIT_BODY.
17971 2008-01-25 Richard Guenther <rguenther@suse.de>
17973 PR tree-optimization/34966
17974 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
17975 default defs and PHI_NODEs we have to insert after the
17976 defining statement.
17978 2008-01-24 Nick Clifton <nickc@redhat.com>
17980 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
17981 Provide a default definition.
17982 (LIBGCC2_UNITS_PER_WORD): Likewise.
17984 * config/stormy16/stormy16.c: Include df.h for the prototype
17985 for df_regs_ever_live_p.
17986 (xstormy16_expand_builtin_va_start): Convert the stack offset
17987 into a component_ref and then use POINTER_PLUS_EXPR to add it
17988 to the incoming_virtual_args_rtx.
17989 (xstormy16_gimplify_va_arg_expr): Rename to
17990 xstormy16_gimplify_va_arg_expr.
17991 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
17992 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
17993 xstormy16_gimplify_va_arg_expr.
17994 Fix up some formatting issues.
17996 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
17997 Move to predicates.md.
17998 (xs_hi_general_operand): Likewise.
17999 (xs_hi_nonmemory_operand): Likewise.
18000 * config/stormy16/predicates.md:
18001 (xstormy16_carry_plus_operand): New predicate.
18002 (xs_hi_general_operand): New predicate.
18003 (xs_hi_nonmemory_operand): New predicate.
18004 * config/stormy16/stormy16-protos.h:
18005 (xstormy16_carry_plus_operand): Delete prototype.
18006 (xs_hi_general_operand): Likewise.
18007 (xs_hi_nonmemory_operand): Likewise.
18009 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
18010 modifiers as they are no longer needed and they can trigger
18011 reload spill failures.
18013 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
18014 with a match_operand in order to help reload.
18016 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
18017 constraint with 'e' for the 8th alternative as this version of
18018 the mov.w instruction only accepts the lower 8 registers.
18020 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
18023 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
18024 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
18027 2008-01-25 Jakub Jelinek <jakub@redhat.com>
18029 PR middle-end/33333
18030 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
18032 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18034 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
18036 (remove_structure): Update allocations list before removing structure.
18038 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
18040 * ipa-struct-reorg.c (is_safe_cond_expr,
18041 create_new_stmts_for_cond_expr): Use integer_zerop function,
18042 that recognize not only zero-pointer, but zero-integer too.
18044 2008-01-25 Ben Elliston <bje@au.ibm.com>
18047 * fixproto: Escape "." in sed expression that strips leading "./".
18049 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
18052 * gcc.c (SWITCH_OK): Removed.
18053 (SWITCH_LIVE): Changed to bit.
18054 (SWITCH_FALSE): Likewise.
18055 (SWITCH_IGNORE): Likewise.
18056 (switchstr): Change live_cond to unsigned int.
18057 (process_command): Replace SWITCH_OK with 0.
18058 (do_self_spec): Likewise.
18059 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
18060 (give_switch): Likewise.
18061 (used_arg): Likewise.
18062 (do_spec_1): Set the SWITCH_IGNORE bit.
18063 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
18064 bits. Set the SWITCH_LIVE bit.
18066 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
18068 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
18070 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
18072 PR tree-optimization/34472
18073 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
18074 parameter to a "bool *" and set *DATA to false if there is
18075 an unsafe access. Do not delete the structure here.
18076 (check_cond_exprs): Delete it here instead.
18077 (check_cond_exprs, exclude_cold_structs): Do not increase
18078 I when removing a structure.
18080 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
18083 * config/i386/i386.c (ix86_expand_vector_init): Consider only
18084 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
18086 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
18088 PR middle-end/34934
18089 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
18090 a fixed vector for stack.
18092 2008-01-24 Ben Elliston <bje@au.ibm.com>
18095 * doc/gcc.texi (Software development): Add a direntry for g++.
18097 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
18099 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
18100 stale and straggling -fforce-addr comments above.
18102 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
18104 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
18105 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
18107 2008-01-23 Michael Matz <matz@suse.de>
18110 * dwarf2out.c (force_type_die): Use modified_type_die instead of
18113 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
18115 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
18116 malloc result type.
18118 2008-01-23 Anatoly Sokolov <aesok@post.ru>
18120 * config/avr/avr.c (avr_current_arch): New variable.
18121 (avr_arch_types): Add 'avr31' and 'avr51' entries.
18122 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
18123 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
18124 (avr_override_options): Init 'avr_current_arch'.
18125 (base_arch_s): Move from here...
18126 * config/avr/avr.h (base_arch_s): ... here. Add new members
18127 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
18128 'mega' to 'have_jmp_call'.
18129 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
18130 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
18132 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
18134 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
18135 MULTILIB_MATCHES): Ditto.
18137 2008-01-23 Richard Guenther <rguenther@suse.de>
18139 PR middle-end/31529
18140 * cgraphunit.c (cgraph_reset_node): Always mark the node
18141 not reachable if it is not queued already.
18143 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
18145 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
18146 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
18147 (cputype_selected): New static variable.
18148 (bfin_handle_option): Set it if -mcpu is used.
18149 (override_option): Select default set of workarounds if no cpu type
18150 selected on the command line.
18151 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
18153 From Michael Frysinger <michael.frysinger@analog.com>
18154 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
18155 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
18157 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
18158 for bf547, bf523, bf524, and bf526.
18159 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
18161 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
18162 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
18163 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
18164 __ADSPBF547__ and __ADSPBF54x__ for bf547.
18165 * doc/invoke.texi (Blackfin Options): Document that
18166 -mcpu now accept bf547, bf523, bf524, and bf526.
18168 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
18170 PR rtl-optimization/34628
18171 * combine.c (try_combine): Stop and undo after the first combination
18172 if an autoincrement side-effect on the first insn has effectively
18175 2008-01-22 David Edelsohn <edelsohn@gnu.org>
18178 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
18179 Offset addresses are not valid for Altivec or paired float modes.
18181 2008-01-22 Jakub Jelinek <jakub@redhat.com>
18184 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
18185 if DECL_INITIAL (decl) is error_mark_node.
18188 * c-common.c (handle_vector_size_attribute): Only allow
18189 integral, scalar float and fixed point types. Handle OFFSET_TYPE
18190 the same way as pointer, array etc. types.
18191 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
18194 * tree.c (build_type_attribute_qual_variant): Call
18195 build_qualified_type if attributes are equal, but quals are not.
18197 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18200 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
18201 * flags.h (warn_strict_aliasing): Remove.
18202 (warn_strict_overflow): Remove.
18203 * opts.c (warn_strict_aliasing): Remove.
18204 (warn_strict_overflow): Remove.
18205 * c-opts.c (c_common_handle_option): -Wall only sets
18206 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
18207 (c_common_post_options): Give default values to -Wstrict-aliasing
18208 and -Wstrict-overflow if they are uninitialized.
18209 * common.opt (Wstrict-aliasing): Specify Var and Init.
18210 (Wstrict-overflow): Likewise.
18212 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
18214 PR rtl-optimization/26854
18215 PR rtl-optimization/34400
18216 PR rtl-optimization/34884
18217 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
18219 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
18220 (df_rd_bb_info.expanded_lr_out): Deleted
18221 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
18222 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
18223 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18224 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18225 Removed code to allocate, initialize or free expanded_lr_out.
18226 (df_rd_bb_local_compute_process_def): Restructured to make more
18228 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
18229 sets if the sets are being trimmed.
18231 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
18234 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
18235 (as_vers): Likewise.
18236 * configure: Regenerated.
18238 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18240 PR middle-end/33092
18241 * tree-pass.h (pass_build_alias): New pass.
18242 * tree-ssa-alias.c (gate_build_alias): New.
18243 (pass_build_alias): New.
18244 * passes.c (init_optimization_passes): Add pass_build_alias after
18245 pass_create_structure_vars.
18247 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
18249 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
18250 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
18251 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
18252 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
18253 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
18254 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
18255 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
18256 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
18257 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
18258 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
18259 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
18260 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
18261 * config/s390/s390.md (FP_ALL): New mode iterator.
18262 (_d): New mode attribute.
18263 ("*signbit<mode>2>"): Changed mode of first operand.
18264 ("isinf<mode>2"): Changed mode of first operand.
18265 ("*TDC_insn"): Adaptation for DFP modes.
18267 2008-01-22 Ben Elliston <bje@au.ibm.com>
18269 * tree.c (check_qualified_type): Improve function description.
18271 2008-01-21 Jason Merrill <jason@redhat.com>
18274 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
18275 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
18278 2008-01-21 DJ Delorie <dj@redhat.com>
18280 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
18283 2008-01-21 Richard Guenther <rguenther@suse.de>
18285 PR middle-end/34856
18286 * tree-cfg.c (verify_expr): Allow all invariant expressions
18287 instead of just constant class ones as reference argument.
18288 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
18289 like any other constant.
18290 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
18292 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
18294 * regmove.c (fixup_match_1): Update call crossed frequencies.
18296 2008-01-21 Richard Guenther <rguenther@suse.de>
18299 * tree-inline.c (setup_one_parameter): Deal with mismatched
18300 types using a VIEW_CONVERT_EXPR.
18302 2008-01-21 Alon Dayan <alond@il.ibm.com>
18303 Olga Golovanevsky <olga@il.ibm.com>
18305 PR tree-optimization/34701
18306 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
18307 when the structure size is not a power of 2.
18309 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
18311 * doc/install.texi: Add doc for --enable-checking=df.
18313 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
18315 PR rtl-optimization/34808
18316 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
18318 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18320 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
18323 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
18325 PR rtl-optimization/26854
18326 PR rtl-optimization/34400
18327 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
18329 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
18330 (df_rd_bb_info.expanded_lr_out): New.
18331 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
18332 * loop_iv.c (iv_analysis_loop_init): Ditto.
18333 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
18334 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
18335 Added code to allocate, initialize or free expanded_lr_out.
18336 (df_rd_bb_local_compute_process_def): Restructured to make
18337 more understandable.
18338 (df_rd_confluence_n): Add code to do nothing with fake edges and
18339 code to no apply invalidate_by_call sets if the sets are being trimmed.
18340 (df_lr_local_finalize): Renamed to df_lr_finalize.
18341 (df_live_local_finalize): Renamed to df_live_finalize.
18343 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
18346 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
18347 deciding whether to use reciprocal instructions.
18349 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
18351 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
18352 dwarf2out_note_section_used if cold_text_section is NULL.
18354 2008-01-19 Jakub Jelinek <jakub@redhat.com>
18356 PR gcov-profile/34610
18357 * tree-cfg.c (make_edges): Mark both outgoing edges from
18358 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
18359 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
18360 from OMP_FOR and OMP_CONTINUE outgoing edges.
18362 * tree-profile.c (tree_profiling): Return early if
18363 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
18365 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
18366 from cfun to child_cfun.
18367 * function.h (struct function): Add after_tree_profile bit.
18369 2008-01-19 Anatoly Sokolov <aesok@post.ru>
18371 * config/avr/avr.S (_exit): Disable interrupt.
18373 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
18374 Steven Bosscher <stevenb.gcc@gmail.com>
18376 PR rtl-optimization/26854
18377 PR rtl-optimization/34400
18378 * df-problems.c (df_live_scratch): New scratch bitmap.
18379 (df_live_alloc): Allocate df_live_scratch when doing df_live.
18380 (df_live_reset): Clear the proper bitmaps.
18381 (df_live_bb_local_compute): Only process the artificial defs once
18382 since the order is not important.
18383 (df_live_init): Init the df_live sets only with the variables
18384 found live by df_lr.
18385 (df_live_transfer_function): Use the df_lr sets to prune the
18386 df_live sets as they are being computed.
18387 (df_live_free): Free df_live_scratch.
18389 2008-01-18 Ian Lance Taylor <iant@google.com>
18391 * common.opt: Add fmerge-debug-strings.
18392 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
18393 flag_merge_debug_strings rather than flag_merge_constants.
18394 * doc/invoke.texi (Option Summary): Mention
18395 -fmerge-debug-strings.
18396 (Debugging Options): Document -fmerge-debug-strings.
18398 2008-01-18 Ian Lance Taylor <iant@google.com>
18401 * tree.h (DECL_IS_OPERATOR_NEW): Define.
18402 (struct tree_function_decl): Add new field operator_new_flag.
18403 * tree-inline.c (expand_call_inline): When inlining a call to
18404 operator new, force the return value to go into a variable, and
18405 set DECL_NO_TBAA_P on that variable.
18406 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
18408 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
18411 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
18412 DWARF2_DEBUGGING_INFO.
18413 (dwarf2out_note_section_used): Ditto. Add prototype.
18414 (have_multiple_function_sections, text_section_used,
18415 cold_text_section_used, *cold_text_sections): Move declarations
18418 2008-01-17 Bob Wilson <bob.wilson@acm.org>
18420 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
18421 field and add signal_ra.
18422 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
18423 assignments to frame state pc. Move end of stack check after
18424 MD_FALLBACK_FRAME_STATE_FOR.
18425 (uw_update_context_1): Use frame state signal_regs if set, instead
18426 of checking signal_frame flag.
18427 (uw_update_context): Use frame state signal_ra if set.
18428 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
18429 * config/xtensa/linux-unwind.h: New file.
18431 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
18433 * modulo-sched.c (get_sched_window): Fix comment typo.
18435 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
18437 PR tree-optimization/34648
18438 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
18440 2008-01-17 Anatoly Sokolov <aesok@post.ru>
18442 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
18443 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
18445 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
18447 PR rtl-optimization/34400
18448 * df-core.c (df_worklist_dataflow_overeager,
18449 df_worklist_dataflow_doublequeue): New functions.
18450 (df_worklist_dataflow): Two different worklist solvers.
18451 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
18454 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18457 * doc/invoke.texi: Document the dependence on pthread for fopenmp
18458 and ftree-parallelize-loops.
18460 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
18462 PR rtl-optimization/34826
18463 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
18465 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
18467 * global.c (find_reg): Mark the eh regs as used if necessary.
18468 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
18469 * ra.h (struct allocno): no_eh_reg field added. Changed
18470 no_stack_reg type to bitfield.
18472 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
18474 * tree.c (substitute_in_expr): Add missing 'break'.
18476 2008-01-17 Richard Guenther <rguenther@suse.de>
18478 PR tree-optimization/34825
18479 * tree-ssa-math-opts.c (is_division_by): Do not recognize
18480 x / x as division to handle.
18482 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18484 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
18485 "-pthread" is specified.
18486 * pa-hpux11.h (LIB_SPEC): Likewise.
18488 2008-01-16 Janis Johnson <janis187@us.ibm.com>
18489 Peter Bergner <bergner@vnet.ibm.com>
18491 PR rtl-optimization/33796
18492 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
18494 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18496 PR libgfortran/34699
18497 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
18499 * pa-hpux10.h (LINK_SPEC): Likewise.
18500 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
18502 2008-01-16 Richard Guenther <rguenther@suse.de>
18504 PR middle-end/32628
18505 * fold-const.c (fold_convert_const_int_from_int): Do not
18506 set overflow if that occured only because of a sign extension
18507 change when converting from/to a sizetype with the same
18508 precision and signedness.
18510 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18513 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
18514 location address to the correct place. Update copyright year.
18516 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18518 * lambda-code.c (lambda_transform_legal_p): Handle the case of
18519 no dependences in the dependence_relations vector.
18521 2008-01-16 Jan Hubicka <jh@suse.cz>
18523 PR rtl-optimization/31396
18524 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
18525 * cfg.c (dump_reg_info): Print it.
18526 * regs.h (struct reg_info_t): add freq_calls_crossed.
18527 (REG_FREQ_CALLS_CROSSED): New macro.
18528 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
18529 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
18530 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
18531 regmove_optimize): Update call crossed frequencies.
18532 * local-alloc.c (struct qty): Add freq_calls_crossed.
18533 (alloc_qty): Copute freq_calls_crossed.
18534 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
18535 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
18536 * ra.h (struct allocno): Add freq_calls_crossed.
18538 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18540 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
18541 libgomp when compiling with ftree-parallelize-loops.
18542 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
18544 2008-01-16 Richard Guenther <rguenther@suse.de>
18546 PR tree-optimization/34769
18547 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
18548 * tree.c (int_cst_value): Instead make this function more
18549 permissive in what it accepts as valid input. Document this
18550 function always sign-extends the value.
18552 2008-01-16 Jakub Jelinek <jakub@redhat.com>
18553 Richard Guenther <rguenther@suse.de>
18556 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
18557 (gimple_fold_indirect_ref_rhs): ... this.
18558 (gimple_fold_indirect_ref): New function with foldings
18559 that preserve lvalueness.
18560 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
18561 * tree-flow.h (gimple_fold_indirect_ref): Declare.
18562 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
18563 to fold an INDIRECT_REF, fall back to the old use of
18564 fold_indirect_ref_1.
18566 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
18568 * tree-data-ref.c (subscript_dependence_tester_1): Call
18569 free_conflict_function.
18570 (compute_self_dependence): Same.
18572 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
18575 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
18576 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
18578 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
18579 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
18580 for DWARF2_UNWIND_INFO targets.
18582 2008-01-16 Richard Guenther <rguenther@suse.de>
18585 * c-typeck.c (common_pointer_type): Do not merge inconsistent
18586 type qualifiers for function types.
18588 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
18590 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
18591 loop_iterator li from previous commit.
18593 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
18595 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
18597 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18599 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
18600 (parallelize_loops): Don't parallelize irreducible components.
18602 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18605 * c-opts (c_common_post_options): Do not enable CPP
18606 flag_pedantic_errors by default.
18608 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
18610 PR rtl-optimization/31944
18611 * cse.c (remove_pseudo_from_table): New function.
18612 (merge_equiv_classes): Use above function to remove pseudo-registers.
18613 (invalidate): Likewise.
18615 2008-01-13 Richard Guenther <rguenther@suse.de>
18617 PR middle-end/34601
18618 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
18619 instead of TYPE_MODE to deal with calls from expand_one_error_var.
18621 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
18623 * gcse.c (cprop_jump): Call validate_unshare_change instead of
18624 validate_change to unshare the source of the PC set.
18626 2008-01-12 Jan Hubicka <jh@suse.cz>
18628 PR middle-end/32135
18629 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
18630 references above array bounds. This might trigger bounds checks for
18631 pointers to arrays.
18633 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
18635 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
18636 new_replaceable_dependencies.
18638 2008-01-12 Doug Kwan <dougkwan@google.com>
18640 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
18641 instead of OPT_Wreturn_type in warning due to ignored return type
18643 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
18644 options included in -Wextra.
18645 * c.opt: New option -Wignored_qualifiers.
18646 * doc/invoke.texi (Warning Options, -Wextra): Add new option
18647 -Wignore_qualifiers.
18648 (-Wignored-qualifiers): Document.
18649 (-Wreturn-type): Remove description of functionality now handled
18650 by -Wignored-qualifiers.
18652 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
18655 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
18656 NOP_EXPR if it is between integral types with the same precision.
18658 2008-01-12 Jan Hubicka <jh@suse.cz>
18661 * invoke.texi (max-inline-recursive-depth): Fix default value.
18663 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
18665 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
18668 2008-01-11 Bob Wilson <bob.wilson@acm.org>
18670 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
18672 2008-01-11 James E. Wilson <wilson@specifix.com>
18675 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
18677 2008-01-11 Anatoly Sokolov <aesok@post.ru>
18679 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
18680 save/restore frame pointer register and don't use 'call-prologues'
18681 optimization in function with "OS_task" attribute.
18683 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
18685 PR middle-end/31309
18686 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
18687 when copying to memory.
18689 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
18691 PR rtl-optimization/30905
18692 * cfgcleanup.c: Include dce.h
18693 (crossjumps_occured): New global variable.
18694 (try_crossjump_bb): Exit loop after finding a fallthru edge.
18695 If something changed, set crossjumps_occured to true.
18696 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
18697 Don't add/remove fake edges to exit here...
18698 (cleanup_cfg): ...but do it here, when crossjumping.
18699 Run a fast DCE when successful crossjumps occured in the latest
18700 iteration of try_optimize_cfg.
18702 2008-01-11 Richard Guenther <rguenther@suse.de>
18704 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
18705 (struct vn_unary_op_s): Likewise.
18706 (vn_reference_insert): Free old reference on hash collision.
18708 2008-01-10 Raksit Ashok <raksit@google.com>
18710 PR rtl-optimization/27971
18711 * combine.c (find_split_point): Split PLUS expressions which are
18712 inside a MEM rtx, and whose first operand is complex.
18714 2008-01-10 DJ Delorie <dj@redhat.com>
18716 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
18717 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
18718 (m32c_hard_regno_ok): Call the underlying function.
18720 2008-01-10 Richard Guenther <rguenther@suse.de>
18722 PR middle-end/34683
18723 * tree-cfg.c (tree_merge_blocks): Do not go through the
18724 full-blown folding and stmt updating path if we just deal
18725 with virtual operands.
18726 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
18727 test for abnormal SSA_NAMEs.
18729 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
18731 PR middle-end/34641
18732 * reload.c (push_reload): Add assertions. All constants from
18733 reg_equiv_constant should have been used for replacing the respective
18735 (find_reloads_address): Invoke find_reloads_address_part for
18736 constant taken from the reg_equiv_constant array.
18738 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
18740 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
18741 field (valnum) the first in the struct. Replace bools with
18744 2008-01-10 Richard Guenther <rguenther@suse.de>
18746 PR tree-optimization/34651
18747 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
18748 types and ordering for masking and converting.
18750 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
18752 PR tree-optimization/34017
18753 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
18754 also for PHI_NODE expressions.
18756 2008-01-09 Jan Hubicka <jh@suse.cz>
18758 PR tree-optimization/34708
18759 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
18760 based on number of case labels.
18761 (init_inline_once): Remove switch_cost.
18762 * tree-inline.h (eni_weights_d): Remove switch_cost.
18764 2008-01-09 Richard Guenther <rguenther@suse.de>
18765 Andrew Pinski <andrew_pinski@playstation.sony.com>
18767 PR middle-end/30132
18768 * gimplify.c (gimplify_cond_expr): Do not create an addressable
18769 temporary if an rvalue is ok or an lvalue is not required.
18771 2008-01-09 Richard Guenther <rguenther@suse.de>
18773 PR middle-end/34458
18774 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
18775 adjust return type.
18777 2008-01-09 Richard Guenther <rguenther@suse.de>
18779 PR middle-end/34679
18780 * tree.c (host_integerp): Check for sizetype only if the
18781 type is an integer type.
18783 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
18786 * opts.c (decode_options): Disable inlining of functions called
18787 once if not in unit-at-a-time mode.
18789 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
18791 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
18793 2008-01-08 Richard Guenther <rguenther@suse.de>
18795 PR middle-end/31863
18796 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
18797 out early if the result will be unused.
18799 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18804 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18805 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18808 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
18810 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
18811 for vectorization tuned.
18813 2008-01-08 Richard Guenther <rguenther@suse.de>
18815 PR tree-optimization/34683
18816 * tree-ssa-operands.c (operand_build_cmp): Export.
18817 * tree-ssa-operands.h (operand_build_cmp): Declare.
18818 * tree-vn.c (vuses_compare): Remove.
18819 (sort_vuses): Use operand_build_cmp.
18820 (sort_vuses_heap): Likewise.
18821 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
18822 to re-use old VEC if available. Do not sort already sorted VUSEs.
18823 (vdefs_to_vec): Do not sort already sorted VDEFs.
18825 2008-01-08 Jakub Jelinek <jakub@redhat.com>
18827 PR middle-end/34694
18828 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
18830 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
18833 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
18834 limitations of reciprocal sequences on x86 targets.
18836 2008-01-08 Richard Guenther <rguenther@suse.de>
18838 PR tree-optimization/34683
18839 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
18841 2008-01-07 Jakub Jelinek <jakub@redhat.com>
18844 * config/darwin.c (darwin_mergeable_string_section): Don't use
18845 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
18847 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
18850 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
18851 negxf2. Macroize expander using X87MODEF mode iterator. Change
18852 predicates of op0 and op1 to register_operand.
18853 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
18854 expander using X87MODEF mode iterator. Change predicates of
18855 op0 and op1 to register_operand.
18856 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
18857 corresponding patterns and macroize using MODEF macro. Change
18858 predicates of op0 and op1 to register_operand and remove
18859 "m" constraint. Disparage "r" alternative with "!".
18860 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
18861 macroize using X87MODEF macro. Change predicates of op0 and op1
18862 to register_operand and remove "m" constraint. Disparage "r"
18863 alternative with "!".
18864 (absneg splitter with memory operands): Remove.
18865 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
18866 patterns and macroize using X87MODEF mode iterator.
18867 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
18868 Change predicate of op1 to register_operand.
18869 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
18870 for memory operands.
18872 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
18874 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
18876 2008-01-07 Richard Guenther <rguenther@suse.de>
18878 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
18881 2008-01-07 Richard Guenther <rguenther@suse.de>
18883 PR tree-optimization/34683
18884 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
18885 VOPs of the needed size to save memory. Use VEC_quick_push
18886 to save compile-time.
18887 (vdefs_to_vec): Likewise.
18889 2008-01-07 Sa Liu <saliu@de.ibm.com>
18891 * config/spu/spu.md (divdf3): Genetate inline code for double
18892 division. The implementation doesn't handle INF or NAN, therefore it
18893 only applies when -ffinite-math-only is given.
18895 2008-01-06 Paolo Carlini <pcarlini@suse.de>
18898 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
18899 * doc/cpp.texi ([Common Predefined Macros]): Document.
18901 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
18903 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
18904 order to use commutative addition instead of subtraction.
18906 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
18907 Mircea Namolaru <namolaru@il.ibm.com>
18908 Vladimir Yanovsky <yanov@il.ibm.com>
18909 Revital Eres <eres@il.ibm.com>
18911 PR tree-optimization/34263
18912 * tree-outof-ssa.c (process_single_block_loop_latch,
18913 contains_tree_r): New functions.
18914 (analyze_edges_for_bb): Call process_single_block_loop_latch
18915 function to empty single-basic-block latch block if possible.
18917 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18919 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
18921 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
18923 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18925 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
18927 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
18929 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
18931 2008-01-05 Jakub Jelinek <jakub@redhat.com>
18933 PR tree-optimization/34618
18934 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
18937 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
18940 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
18941 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
18942 Update copyright year.
18944 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
18945 Update copyright year.
18946 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
18949 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
18951 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
18952 edge does not point to current bb before changing need_assert.
18954 2008-01-04 Richard Guenther <rguenther@suse.de>
18956 PR middle-end/34029
18957 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
18958 for verifying purposes if they are is_gimple_min_invariant.
18960 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
18962 PR tree-optimization/34448
18963 PR tree-optimization/34465
18964 * gimplify.c (gimplify_init_constructor): Add new parameter
18965 notify_temp_creation. Use it.
18966 (gimplify_modify_expr_rhs): Take volatiles into account when
18967 optimizing constructors.
18968 Do not optimize constructors if gimplify_init_constructor will dump to
18970 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
18971 * gcc.c-torture/compile/pr34448.c: New.
18973 2008-01-04 Jakub Jelinek <jakub@redhat.com>
18975 PR gcov-profile/34609
18976 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
18977 return_slot if result is TREE_ADDRESSABLE.
18979 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
18981 * config/mips/mips.md (sqrt_condition): Tweak comment.
18982 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
18984 2008-01-03 Tom Tromey <tromey@redhat.com>
18987 * c-common.c (c_type_hash): Handle VLAs.
18989 2008-01-03 Jan Hubicka <jh@suse.cz>
18991 PR tree-optimization/31081
18992 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
18993 0 when inlining and not inlining to first basic block.
18994 (remap_decl): When var is initialized to 0, don't set default_def.
18995 (expand_call_inline): Set entry_bb.
18996 * tree-inline.h (copy_body_data): Add entry_bb.
18998 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19001 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
19004 PR tree-optimization/29484
19005 * tree-inline.c (inline_forbidden_p_2): New function.
19006 (inline_forbidden_p): Disallow inlining if some static var
19007 has an address of a local LABEL_DECL in its initializer.
19008 * doc/extend.texi (Labels as Values): Document &&foo behaviour
19011 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
19013 PR tree-optimization/34635
19014 * tree-data-ref.c (add_other_self_distances): Make sure that the
19015 evolution step is constant.
19017 2008-01-03 Jakub Jelinek <jakub@redhat.com>
19019 PR middle-end/34608
19020 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
19022 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
19024 * tree-sra.c (scalarize_init): Insert the generate_element_init
19025 statements after the generate_element_zero statements.
19027 2008-01-02 Richard Guenther <rguenther@suse.de>
19029 PR middle-end/34093
19030 PR middle-end/31976
19031 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
19032 for very large number of operands instead of ICEing.
19034 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
19037 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
19038 while stack probing.
19040 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
19042 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
19045 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
19047 PR libmudflap/26442
19048 * tree-mudflap.c (mx_register_decls): Guard warning by
19049 !DECL_ARTIFICIAL check.
19051 2008-01-01 Jakub Jelinek <jakub@redhat.com>
19053 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
19054 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
19055 sse5_perm<mode>): Fix constraints.